Publications by Patrick Hartigan

(Abstracts Omitted)

See also the research highlights for non-technical summaries of several recent papers.

1979 1980 1981 1982 1983 1984 1985 1986 1987 1988 1989 1990 1991 1992 1993 1994 1995 1996 1997 1998
1999 2000 2001 2002 2003 2004 2005 2006 2007 2008 2009 2010 2011 2012 2013 2014 2015 2016 2017 2018


Scowen, P. et al. 2017, Finding the UV-Visible Path Forward: Proceedings of the Community Workshop to Plan the Future of UV/Visible Space Astrophysics, Pub.Astr.Soc.Pac., in press.
Preprint available.

Young, R., Kuranz, C., Drake, R., and Hartigan, P. 2017, Accretion Shocks in the Laboratory: Design of an Experiment to Study Star Formation, High Energy Density Physics, 23, 1
(DOI: 10.1016/j.hedp.2017.01.004)

Hansen, E., Frank, A., Hartigan, P., and Lebedev, S.V. 2017, The Shock Dynamics of Heterogeneous YSO Jets: 3-D Simulations Meet Multi-Epoch Observations, Astrophysical Journal, 837, 143
(DOI: 10.3847/1538-4357/aa5ca8)


Li, C. et al. 2016, Scaled Laboratory Experiments explain the Kink Behavior of the Crab Nebula Jet, Nature Communications, 7, 13081 Reprint available.
(DOI: 10.1038/ncomms13081)

Johns-Krull, C.M., et al. 2016, A Candidate Young Massive Planet in Orbit around the Classical T Tauri Star CI Tau, Astrophysical Journal, 826, 206
(DOI: 10.3847/0004-637X/826/2/206)

Hartigan, P., Foster, J., Frank, A., Hansen, E., Yirak, K., Liao, A.S., Graham, P., Wilde, B., Blue, B., Martinez, D., Rosen, P., Farley, D., and Paguio, R. 2016, When Shock Waves Collide, Astrophysical Journal, 823, 148
(DOI: 10.3847/0004-637X/823/2/148)


Suzuki-Vidal, F., Lebedev, S., Ciardi, A., Pickworth, L.A., Rodriguez, R., Gil, J.M., Espinosa, G., Hartigan, P., Swadling, G.F., and Skidmore, J. 2015, Bow Shock Fragmentation Driven by a Thermal Instability in Laboratory Astrophysics Experiments, Astrophysical Journal, 815, 96
(DOI: 10.1088/0004-637X/815/2/96)

Hartigan, P. and Wright, A. 2015, A New Diagnostic of Magnetic Field Strengths in Radiatively-Cooled Shocks, Astrophysical Journal, 811, 12

Hansen, E., Frank, A., Hartigan, P & Yirak, K. 2015, Numerical Simulations of Mach Stem Formation via Intersecting Bow Shocks, High Energy Density Physics 17, 135
(DOI: 10.1016/j.hedp.2014.12.005)

Liao, A. S., Li, S., Hartigan, P., Graham, P., Fiksel, G., Frank, A., Foster, J., and Kuranz, C. 2015, Numerical Simulations of an Experimental Analogue of a Planetary Magnetosphere, High Energy Density Physics 17, 38
(DOI: 10.1016/j.hedp.2014.09.005)

Hansen, E., Frank, A., and Hartigan, P. 2015, MHD Effects on Pulsed YSO Jets. I. 2.5-D Simulations, Astrophysical Journal 800, 41
(DOI: 10.1088/0004-637X/800/1/41)

Hartigan, P., Reiter, M., Smith, N., and Bally, J. 2015, A Survey of Irradiated Pillars, Globules, and Jets in the Carina Nebula, Astronomical Journal, 149, 101
(DOI: 10.1088/0004-6256/149/3/101)


Bradshaw, S., and Hartigan, P. 2014, On Sunspot and Starspot Lifetimes, Astrophysical Journal 795, 79.
(DOI: 10.1088/0004-637X/795/1/79)

Frank, A., Ray, T., Cabrit, S., Hartigan, P., Arce, H., Bacciotti, F., Bally, J., Benisty, M., Eisloffel, J., Gudel, M., Lebedev, S., Nisini, B. & Raga, A. 2014, in Protostars and Planets VI, " Jets and Outflows From Star to Cloud: Observations Confront Theory", 451 Reprint available.
(DOI: 10.2458/azu_uapress_9780816531240-ch020)


Huarte-Espinosa, M., Frank, A., Blackman, E.G., Ciardi, A., Hartigan, P., Lebedev, S.V. & Chittenden, J.P. 2013, Comparing Poynting Flux Dominated Magnetic Tower Jets with Kinetic-Energy Dominated Jets, High Energy Density Physics 9, 264
(DOI: 10.1016/j.hedp.2013.01.010)

Yirak, K., Foster, J.M., Hartigan, P., Wilde, B.H., Douglas, M.R., Paguio, R., Blue, B., Martinez, D., Farley, D., Rosen, P., and Frank, A. 2013, Mach stem hysteresis: Experiments Addressing a Novel Explanation of Clumpy Astrophysical Jet Emission, High Energy Density Physics 9, 251
(DOI: 10.1016/j.hedp.2013.01.006)


Crockett, C., Mahmud, N., Prato, L., Johns-Krull, C., Jaffe, D., Hartigan, P., & Beichman, C. 2012, A Search for Giant Planet Companions to T Tauri Stars, Astrophysical Journal, 761, 164.
(DOI: 10.1088/0004-637X/761/2/164)

Hartigan, P., Palmer, J., and Cleeves, L.I. 2012, Irradiated Interfaces in the Ara OB1, Carina, Eagle Nebula, and Cygnus OB2 Massive Star Formation Regions, High Energy Density Physics 8, 313
Abstract available.
(DOI: 10.1016/j.hedp.2012.08.002)

Huarte-Espinosa, M., Frank, A., Blackman, E.G., Ciardi, A., Hartigan, P., Lebedev, S. and Chittenden, J.P. 2012, On the Structure and Stability of Magnetic Tower Jets, Astrophysical Journal, 757, 66.
Abstract available.
(DOI: 10.1088/0004-637X/757/1/66)

Hartigan, P., Johns-Krull, C., and Scowen, P. 2012, Inferring Rotation Periods of Young Stars from Synoptic Observations in IAU Symp. 285, "New Horizons in Time Domain Astronomy", R.E.M. Griffin, R.J. Hanish and R. Seaman eds., (Cambridge: Cambridge Univ. Press), p 327
Abstract available, Preprint available.
(DOI: 10.1017/S1743921312000956)

Dufour, R., Sick, J., Hartigan, P., Henry, R., Kwitter, K., and Bohigas, J. 2012, 3D ionization structure and kinematics of NGC 2392 , IAU Symp. 283, "Planetary Nebulae: An Eye to the Future", 348
(DOI: 10.1017/S1743921312011362)


Mahmud, N., Crockett, C.J., Prato, L., Johns-Krull, C.M., Hartigan, P., Jaffe, D.T., and Beichman, C. 2011, A Search for Substellar Companions of T Tauri Stars , ASP Conf. Ser. 448, 669

Crockett, C.J., Mahmud, N., Prato, L., Johns-Krull, C.M., Hartigan, P., Jaffe, D.T., and Beichman, C. 2011, Finding the Youngest Planets , ASP Conf. Ser. 448, 53

Mahmud, N., Crockett, C., Johns-Krull, C., Prato, L., Hartigan, P., Jaffe, D., and Beichman, C. 2011, Starspot-induced Optical and Infrared Velocity Variability in T Tauri Star Hubble 4, Astrophysical Journal, 736, 123
Abstract available.
(DOI: 10.1088/0004-637X/736/2/123)

Hartigan, P., Frank, A., Foster, J. M., Wilde, B. H., Douglas, M., Rosen, P. A., Coker, R. F., Blue, B. E., and Hansen, J. F. 2011, Fluid Dynamics of Stellar Jets in Real Time: Third Epoch HST Images of HH 1, HH 34, and HH 47, Astrophysical Journal, 736, 29
Abstract available.
(DOI: 10.1088/0004-637X/736/1/29)


Foster, J.M., Rosen, P.A., Wilde, B.H., Hartigan, P., and Perry, T.S. 2010, Mach Reflection in a Warm Dense Plasma , Physics of Plasmas 17, 112704
(DOI: 10.1063/1.3499690)

Carver, R., Cunningham, A., Frank, A., Hartigan, P, Coker, R., Wilde, B., Foster, J., and Rosen, P. 2010, Laboratory Astrophysics and Non-ideal Equations of State: The Next Challenges for Astrophysical MHD Simulations , High Energy Density Physics 6, 381
Abstract available.
(DOI: 10.1016/j.hedp.2010.01.018)


Hartigan, P., Foster, J., Wilde, B., Coker, R., Rosen, P., Hansen, J., Blue, B., Williams, R., Carver, R., and Frank, A. 2009, Laboratory Experiments, Numerical Simulations, and Astronomical Observations of Deflected Supersonic Jets: Application to HH 110 , ApJ, 705, 1073-1094
Abstract available.
(DOI: 10.1088/0004-637X/705/1/1073)

Hartigan, P. and Hillenbrand, L. 2009, Adaptive Optics Echelle Spectroscopy of [Fe II] 1.644 um in the RW Aur Jet: A Narrow Slice Down the Axis of the Flow, ApJ 705, 1388
Abstract available.
(DOI: 10.1088/0004-637X/705/2/1388)

Hartigan, P. 2009, Measurement of Magnetic Fields in Stellar Jets , in ``Protostellar Jets in Context'', K. Tsinganos, T. Ray, & M. Stute eds., (Berlin:Springer), 317
Preprint available.
(DOI: 10.1007/978-3-642-00576-3_38)

Rosen, P. et al. 2009, Laboratory experiments to study supersonic astrophysical flows interacting with clumpy environments , Ap&Sp.Sci. 322, 101
(DOI: 10.1007/s10509-008-9897-1)

Bellan, P., Livio, M., Kato, Y., Lebedev, S., Ray, T., Ferrari, A., Hartigan, P., Frank, A., Foster, J., & Nicolai, P. 2009, Astrophysical jets: Observations, numerical simulations, and laboratory experiments , Physics of Plasmas, 16, 41005
(DOI: 10.1063/1.3101812)


Hartigan, P. 2008, Measurement of Physical Conditions in Stellar Jets , in ``Jets From Young Stars II'', Lecture Notes in Physics 742, 15
Abstract available, Preprint available.

Prato, L., Huerta, M., Johns-Krull, C., Mahmud, N., Jaffe, D., and Hartigan, P. 2008, A Young-Planet Search in Visible and Infrared Light: DN Tauri, V836 Tauri and V827 Tauri , ApJ 687, L103
(DOI: 10.1086/593201)

Huerta, M., Johns-Krull, C., Prato, L., Hartigan, P., and Jaffe, D. 2008, Star Spot Induced Radial Velocity Variability in LkCa 19 , ApJ 678, 472
(DOI: 10.1086/526415)

Prato, L., Huerta, M., Johns-Krull, C., Hartigan, P., and Jaffe, D. 2008, Surveying the Youngest Stars for the Youngest Substellar Companions , ASP Conf. Ser. 398, 349


Hartigan, P., Frank, A., Varniere, P., and Blackman, E. 2007, Magnetic Fields in Stellar Jets , ApJ 661,910
Abstract available.
(DOI: 10.1086/513499)

Hartigan, P., and Morse, J. 2007, Collimation, Proper Motions, and Physical Conditions in the HH 30 Jet from HST Slitless Spectroscopy , ApJ 660,426.
Abstract available.
(DOI: 10.1086/513015)

Coker, R., Wilde, B., Foster, J., Blue, B., Rosen, P., Williams, R., Hartigan, P., Frank, A., & Back, C. 2007, Numerical Simulations and Astrophysical Applications of Laboratory Jets at Omega , Ap&SS 307, 57
(DOI: 10.1007/s10509-006-9268-8)

Hartigan, P. 2007, An Introduction to Observations Relevant to Astrophysical Jets and Nebulae , Ap&SS 307, 3
(DOI: 10.1007/s10509-006-9228-3)


Smith, N., and Hartigan, P. 2006, Infrared [Fe II] Emission from P Cygni's Nebula: Atomic Data, Mass, Kinematics, and the 1600 AD Outburst, ApJ 638, 1045
(DOI: 10.1086/498860)


Hartigan, P. 2005, Laboratory Experiments of Stellar Jets from the Perspective of an Observer , ApSS 298, 99
Abstract available, Reprint available.
(DOI: 10.1007/1-4020-4162-4_14)

Hartigan, P., Heathcote, S., Morse, J., Reipurth, B., and Bally, J. 2005, Proper Motions of the HH~47 Jet Observed with the Hubble Space Telescope , AJ 130, 2197
Abstract available.
(DOI: 10.1086/491673)

Huerta, M., Hartigan, P., & White, R. 2005, Forbidden Line Emission in the Eccentric Spectroscopic Binaries DQ Tauri and UZ Tauri E Monitored Over an Orbital Period , AJ 129, 985.
Abstract available.
(DOI: 10.1086/426332)


Hartigan, P., Raymond, J., & Pierson, R. 2004, Infrared Emission Lines of [Fe II] as Diagnostics of Shocked Gas in Stellar Jets , ApJ 614, L69.
Abstract available.
(DOI: 10.1086/425322)

Hartigan, P., Edwards, S., & Pierson, R. 2004, Going Slitless: Images of Forbidden Line Emission Regions of Classical T Tauri Stars Observed with the Hubble Space Telescope, ApJ 609, 261.
Abstract available.
(DOI: 10.1086/386317)

Doi, T., O'Dell, C. R., & Hartigan, P. 2004, Internal Velocities in the Orion Nebula: Large Radial Velocity Features , AJ 127, 3456.
(DOI: 10.1086/386351)


Hartigan, P. 2003, Shock Waves in Outflows From Young Stars, ApSS, 287, 111. Abstract available, Reprint available.
(DOI: 10.1023/B:ASTR.0000006209.56314.c8)

Hartigan, P. 2003, Proper Motions of Stellar Jets as Observed With HST: The Movies, Rev. Mex. Astr. Ap. Serie de Conferencias 15, 112.

Hartigan, P., & Kenyon, S. J. 2003, A Spectroscopic Survey of Subarcsecond Binaries in the Taurus-Auriga Dark Cloud with the Hubble Space Telescope , ApJ 583, 334.
Abstract available.
(DOI: 10.1086/345293)

Vincent, M., et al. 2003, Near-infrared Camera and Fabry-Perot Spectrometer NIC-FPS}, SPIE 4841, 357.
(DOI: 10.1117/12.459488)


Doi, T., O'Dell, C. R., & Hartigan, P. 2002, Internal Velocities in the Orion Nebula: Large Proper-Motion Features , AJ 124, 445.
(DOI: 10.1086/341044)

Bally, J., Heathcote, S., Reipurth, B., Morse, J., Hartigan, P., & Schwartz, R. 2002, Hubble Space Telescope Observations of Proper Motions in Herbig-Haro Objects 1 and 2 , AJ 123, 2627.
(DOI: 10.1086/339837)

Reipurth, B., Heathcote, S., Morse, J., Hartigan, P., & Bally, J. 2002, Hubble Space Telescope Images of the HH~34~Jet and Bow Shock: Structure and Proper Motions , AJ 123, 362.
(DOI: 10.1086/324738)


Hartigan, P., Morse, J., Reipurth, B., Heathcote, S., & Bally, J. 2001, Proper Motions of the HH 111 Jet Observed with the Hubble Space Telescope, ApJ 559, L157.
Abstract available.
(DOI: 10.1086/323976)

P. Ghavamian, J. Raymond, R. C. Smith & P. Hartigan 2001, Balmer-Dominated Spectra of Nonradiative Shocks in the Cygnus Loop, RCW 86 and Tycho Supernova Remnants , ApJ 547 995.
Abstract available.
(DOI: 10.1086/318408)

Hartigan, P., & Kenyon, S. J. 2001, Unresolved Pre-Main-Sequence Binaries in the HR Diagram , in ``IAU 200 Formation and Evolution of Binary Stars'', H. Zinnecker & R. Mathieu eds., 496.
Abstract available.

Kenyon, S. J. & Hartigan, P. 2001, First Results from a STIS Survey of Close Pre-Main-Sequence Binaries in Taurus , in ``IAU 200 Formation and Evolution of Binary Stars'', H. Zinnecker & R. Mathieu eds., 323
Abstract available


Hartigan, P., Morse, J. & Bally, J. 2000, Optical and Infrared Images and Spectroscopy of the HH~168 Bubble in Cepheus A , AJ 120, 1436
Abstract available
(DOI: 10.1086/301522)

Hartigan, P., Bally, J., Reipurth, B., & Morse, J. 2000, Shock Structures and Momentum Transfer in Herbig-Haro Jets, a chapter in ``Protostars and Planets IV'', 841.
Abstract available, Reprint available.

Ghavamian, P., Hartigan, P., & Raymond, J. 2000, Using Balmer Line Shapes to Diagnose Physical Conditions in Collisionless Shock Waves, ApJS 127, 323.
(DOI: 10.1086/313343)

Ghavamian, P., Raymond, J., Hartigan, P., & Blair, W. 2000, Evidence for Shock Precursors in Tycho's Supernova Remnant ApJ 535, 266.
(DOI: 10.1086/308811)

Hartigan, P., Morse, J., Palunas, P., Bally, J., & Devine, D. 2000, Kinematics of Herbig-Haro Objects in the Protostellar Outflow L 1551 as Mapped by Fabry-Perot Spectroscopy , AJ 119, 1872.
Abstract available.


Hartigan, P. 1999, He II Line Emission as a Tracer of Nonradiative Preionized Shocks: Application to Winds and Circumstellar Disks in the Orion Nebula , ApJ 526, 274.
Abstract available
(DOI: 10.1086/307998)

Hartigan, P., Morse, J., Tumlinson, J., Raymond, J., & Heathcote, S. 1999, Hubble Space Telescope FOS Optical and Ultraviolet Spectroscopy of the Bow Shock HH 47A, ApJ 512, 901
Abstract available
(DOI: 10.1086/306792)

Buckalew, B., Dufour, R., Ghavamian, P., Hartigan, P., Walter, D., Hester, J., and Scowen, P. 1999, HST-STIS Spectroscopy of the Bubble Nebula NGC 7635, in IAU Symposium 193, Wolf-Rayet Phenomena in Massive Stars and Starburst Galaxies, (San Francisco:ASP), 336.


Ghavamian, P., & Hartigan, P. 1998, Free-Free Radiation from Dense Interstellar Shock Waves, ApJ 501, 687.
(DOI: 10.1086/305864)

Tumlinson, J., Hartigan, P., Morse, J., and Raymond, J. 1998, HST/FOS Spectroscopy of HH47A: Shock Velocity, Magnetic Fields and Secondary Shock Structure, Rev. Mx. Astr. Conf. 7, 137

Ghavamian, P., and Hartigan, P. 1998, Free-Free Radiation from Dense Interstellar Shock Waves , Rev. Mx. Astr. Conf. 7, 143


O'Dell, C.R., Hartigan, P., Bally, J., & Morse, J. 1997, High Velocity Features in the Orion Nebula, AJ 114, 2016
Abstract available
(DOI: 10.1086/118622)

Reipurth, B., Hartigan, P., Heathcote, S., Morse, J., & Bally, J. 1997, Hubble Space Telescope Images of the HH 111 Jet, AJ 114, 757.
Abstract available
(DOI: 10.1086/118509)

O'Dell, C.R., Hartigan, P., Lane, W.M., Wong, S.K., Burton, M.G., Raymond, J., & Axon, D.J. 1997, Herbig-Haro Objects in the Orion Nebula, AJ 114, 730.
Abstract available
(DOI: 10.1086/118507)

Raymond, J., Blair, W., Long, K., Vancura, O., Edgar, R., Morse, J., Hartigan, P., and Sanders, W. 1997, The Ultraviolet Spectrum of a Face-On Shock Wave in the Vela Supernova Remnant, ApJ 482, 881.
Abstract available
(DOI: 10.1086/304183)

Hartigan, P. 1997, Observations of the Inner Accretion Disk Around Young Stars, in Star Formation Near and Far, AIP Conference Proceedings 393, S. Holt & L. Mundy eds., (New York:AIP Press) p153. Abstract, Reprint available.
(DOI: 10.1063/1.52740)

Hartigan, P. 1997, HST Observations of the HH 47 and HH 111 Stellar Jets , in ``Accretion Phenomena and Related Outflows'', IAU Colloquium 163, ASP Conference Series Vol. 121, D. T. Wickramasinghe, G. V. Bicknell, & L. Ferrario eds., p536.
Abstract available


Hamuy, M. et al. 1996, BVRI Lightcurves for 29 Type Ia Supernovae, AJ 112, 2408
(DOI: 10.1086/118192)

Heathcote, S., Morse, J., Hartigan, P., Reipurth, B., Schwartz, R.D., Bally, J., & Stone, J. 1996, Hubble Space Telescope Observations of the HH47 Jet: Narrow Band Images , AJ 112, 1141.
Link for original figures
(DOI: 10.1086/118085)

Hartigan, P., Carpenter, J., Dougados, C., and Skrutskie, M. 1996, Jet Bow Shocks and Clumpy Shells of H_2 Emission in the Young Stellar Outflow Cepheus A , AJ 111, 1278.
(DOI: 10.1086/117873)


Hartigan, P., Edwards, S., and Ghandour, L. 1995, Disk Accretion and Mass Loss From Young Stars , ApJ 452, 736.
(DOI: 10.1086/176344)

Hartigan, P. Stellar Jets and Star Formation With a 6.5-M Telescope, Rev. Mex. Astr. Ap., Serie de Conferencias 3, 275, 1995.

Hartigan, P., Edwards, S., and Ghandour, L. 1995, Accretion and Outflow From Young Stars, Rev. Mex. Astr. Ap., Serie de Conferencias 3, 93, 1995

Curiel, S., Raymond, J., Wolfire, M., Hartigan, P., Morse, J., Schwartz, R., and Nisenson, P. 1995, Molecular H2 Emission in HH 47A: HST GHRS and FOC Observations, ApJ 453, 322
(DOI: 10.1086/176392)


Hartigan, P., Morse, J., and Raymond, J. 1994, Mass Loss Rates, Ionization Fractions, Shock Velocities and Magnetic Fields of Stellar Jets, ApJ 436, 125
(DOI: 10.1086/174887)

Ghandour, L., Jenniskens, P., and Hartigan, P. 1994, DIBS Independent of Accretion in T Tauri Stars In The Diffuse Interstellar Bands: Contributed Papers p 7-10 (Ames:NASA). Abstract available.

Raymond, J., Morse, J., Hartigan, P., Curiel, S., and Heathcote, S. 1994, Entrainment by the Jet in HH 47, ApJ 434, 232.
(DOI: 10.1086/174720)

Hamuy, M. et al. 1994, SN 1992K: A Twin to the Subluminous Type Ia SN 1991bg, AJ 108, 2226.
(DOI: 10.1086/117235)

Hartigan, P. 1994, Low-Excitation HH Objects, PASP Conference Series 57, p94.

Raymond, J., Morse, J., Hartigan, P., Curiel, S., and Heathcote, S. 1994, Entrainment of Molecular Gas in HH47, PASP Conference Series 57, p94.

Edwards, S., Hartigan, P., Ghandour, L. and Andrulis, C. 1994, Spectroscopic Evidence for Magnetospheric Accretion in Classical T~Tauri Stars, AJ 108, 1056.
(DOI: 10.1086/117134)

Hughes, J., Hartigan, P., Krautter, J., and Keleman, J. 1994, The Stellar Population of the Lupus Dark Cloud, AJ 108, 1071.
(DOI: 10.1086/117135)

Morse, J., Hartigan, P., Heathcote, S., Raymond, J., and Cecil, G. 1994, Fabry-Perot Observations and New Models of the HH 47A and HH47D Bow Shocks, ApJ 425, 738.
(DOI: 10.1086/174018)

Hartigan, P., Strom, K., and Strom, S. 1994, Are Wide Pre-Main-Sequence Binaries Coeval?, ApJ 427, 961.
(DOI: 10.1086/1742030)


Kepner, J., Hartigan, P., Yang, C., and Strom, S. 1993, Hubble Space Telescope Images of the Subarcsecond Jet in DG Tau, ApJ 415, L119
(DOI: 10.1086/187047)

Morse, J., Heathcote, S., Hartigan, P., and Cecil, G. 1993, Spectrophotometric Evidence for Velocity Variability in the HH 34 and HH 111 Stellar Jets, AJ 106, 1139
(DOI: 10.1086/116713)

Hartigan, P., Morse, J., Heathcote, S., Cecil, G., and Raymond, J. 1993, Observations of Entrainment and Time Variability in the HH 47 Jet, ApJ 414, L121
(DOI: 10.1086/187011)

Edwards, S., et al. 1993, Angular Momentum Regulation in Low Mass Stars Surrounded by Accretion Disks AJ 106, 372.
(DOI: 10.1086/116646)

Morse, J., Heathcote, S., Cecil, G., Hartigan, P., and Raymond, J. 1993, The Bow Shock and Mach Disk of HH 111V, ApJ 410, 764.
(DOI: 10.1086/172793)

Hartigan, P., and Raymond, J. 1993, The Formation and Evolution of Shocks in Stellar Jets, ApJ 409, 705.
(DOI: 10.1086/172700)

Hartigan, P. 1993, New T Tauri Stars in Chamaeleon I and Chamaeleon II, AJ 105, 1511.
(DOI: 10.1086/116530)

Hartmann, L., Kenyon, S., and Hartigan, P. 1993. Young Stars: Episodic Phenomena, Activity, and Variability, in Protostars and Planets III, E.H. Levy and J. Lunine eds., (Tucson:University of Arizona Press) p. 497.

Hughes, J., Hartigan, P., and Clampitt, L. 1993, The Distance to the Lupus Star Formation Region, AJ 105, 571.
(DOI: 10.1086/116454)


Morse, J., Hartigan, P., Cecil, G., Raymond, J., and Heathcote, S. 1992, The Bow Shock and Mach Disk of HH~34, ApJ 399, 231.
Abstract available.
(DOI: 10.1086/171919)

Hughes, J., and Hartigan, P. 1992, Chamaeleon II: Distance Determination and HR Diagram, AJ 104, 680.
(DOI: 10.1086/116263)


Hartigan, P., Kenyon, S., Hartmann, L., Strom, S., Edwards, S., Welty, A., and Stauffer, J. 1991, Optical Excess Emission in T Tauri Stars, ApJ 382, 617.
(DOI: 10.1086/170749)

Hughes, J.D., Hartigan, P., Graham, J.A., Emerson, J.P., and Marang, F. 1991, The Optical Counterpart of IRAS 12496-7650: A Highly Embedded Herbig Ae Star, AJ 101, 1013.
(DOI: 10.1086/115743)


Hartigan, P., Raymond, J., and Meaburn, J. 1990, Observations and Shock Models of the Jet and Herbig-Haro Objects HH 46/47, ApJ 362, 624.
(DOI: 10.1086/169301)

Hartigan, P., Hartmann, L., Kenyon, S., Strom, S., and Skrutskie, M. 1990, Correlations of Optical and Infrared Excesses in T Tauri Stars, ApJ 354, L25.
(DOI: 10.1086/185714)


Hartigan, P., Curiel, S., and Raymond, J. 1989, Molecular Hydrogen and Optical Images of HH 7--11, ApJ 347, L31.
(DOI: 10.1086/185600)

Hartigan, P., Hartmann, L., Hewett, R., Kenyon, S., and Stauffer, J. 1989, How To Unveil a T Tauri Star, ApJ Suppl. 70, 899.
(DOI: 10.1086/191361)

Hartigan, P. 1989, The Visibility of the Bow Shock and the Mach Disk of a Stellar Jet, ApJ 339, 987.
(DOI: 10.1086/167353)


Stocke, J., Hartigan, P., Strom, S., Strom, K., Anderson, E., Hartmann, L, and Kenyon, S. 1988, A Detailed Study of the Lynds 1551 Star Formation Region, ApJ Suppl. 68, 229.
(DOI: 10.1086/191287)

Graham, J., and Hartigan, P. 1988, The Herbig-Haro Objects in the Chamaeleon II Dark Cloud, AJ 95, 1197.
(DOI: 10.1086/114715)

Raymond, J., Hartigan, P., and Hartmann, L. 1988, Improved Bow Shock Models for HH Objects: Application to HH 2A', ApJ 326, 323.
(DOI: 10.1086/166094)

Hartigan, P. 1988, Large Linewidths in HH Objects -- The Bow Shock Model, in Formation and Evolution of Low Mass Stars, A.K. Dupree and M.T.V.T. Lago eds., (Dordrecht:Kluwer).


Hartigan, P., and Graham, J. 1987, Outflows in the Star Formation Region Near R CrA, AJ 93, 913.
(DOI: 10.1086/114377)

Hartigan, P., Raymond, J., and Hartmann, L. 1987, Radiative Bow Shock Models of HH Objects, ApJ 316, 323.
(DOI: 10.1086/165204)


Stocke, J., Strom, S., Strom, K., and Hartigan, P. 1986, A Detailed Optical Study of LYNDS L1551 IRS5, PASP 98, 1107.
(DOI: 10.1086/131899)

Hartigan, P., Lada, C., Stocke, J., and Tapia, S. 1986, The Extraordinary HH Objects Near the Star Formation Region Cepheus A, AJ 92, 1155.
(DOI: 10.1086/114247)

Hartigan, P., Mundt, R., and Stocke, J. 1986, A Detailed Study of HH 32 and the Highly Collimated Outflow from the T Tauri Star AS 353A, AJ 91, 1357.
(DOI: 10.1086/114111)


Hartigan, P., and Lada, C. 1985, CCD Images of Suspected HH Objects, ApJ Suppl. 59, 383.
(DOI: 10.1086/191077)


Aaronson, M. et al. 1984, Discovery of the First Carbon Star in NGC 6822, ApJ 277, L9.
(DOI: 10.1086/184190)


Birch, P.V., et al. 1983, Light Curves and Phase Functions of Asteroid 44 Nysa During Its 1979 Apparition, Icarus, 54, 1.
(DOI: 10.1016/0019-1035(83)90066-0)


Hartigan, P., and Binzel, R. 1982, A Photoelectric Light Curve of AH Cephei, Journ. AAVSO 11, No. 1, 21.


Hartigan, P. 1981, A Photoelectric Light Curve and Elements of the Eclipsing Binary EO Aurigae, Journ. AAVSO 10, No. 1, 13.


Hartigan, P. 1980, A Photoelectric Light Curve and Period Study for V448 Cygni, Journ. AAVSO 9, No. 1, 13.


Binzel, R.P., and Hartigan, P. 1979, A Photoelectric Light Curve and Period Study for CC Cassiopeiae, Journ. AAVSO 8, No. 2, 58.

Hartigan, P., and Binzel, R.P. 1979, Photoelectric Lightcurves and Period Studies of CC Cassiopeiae and V448 Cygni, Information Bulletin of Variable Stars, 1684

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