# Revisions to stars listed in Celestia distribution stars.dat
#
# These consist of improvements or revisions to the Hipparcos
# data from which stars.dat was prepared, the addition of some
# bright stars with incomplete data in Hipparcos, and the correction
# of some parallax errors introduced by Celestia's processing of 
# apparently fictitious multiple systems generated by Hipparcos.
# Commonly used sources are listed below, and other sources are 
# referenced in the annotations.
#
# NASA's NStars Database of nearby stars: 
#   http://nstars.arc.nasa.gov/select_fields.cfm
# McCook & Sion's white dwarf database:
#   http://www.astronomy.villanova.edu/WDCatalog/index.html
# The RECONS database of nearby stars:
#   http://joy.chara.gsu.edu/RECONS/TOP100.htm
# The SIMBAD stellar database:
#   http://simbad.u-strasbg.fr/sim-fid.pl
# WEBDA database of open clusters:
#   http://www.univie.ac.at/webda/

207 # missing bright star - used Hipparcos 1 parallax
{
	RA 0.65034381
	Dec 66.09896232
	Distance 2077 # Parallax 1.57 +/- 1.67
	AppMag 5.87
	SpectralType "G8III"
}

Modify 3829 # van Maanen's Star: improved spectral class from McCook & Sion
{
	SpectralType "DZ8"
}

4266 # Missing star - data from original Hipparcos catalog
     # Spectral class from SIMBAD, replacing "R..."
{
	RA 13.63993371
	Dec -82.66931994
	Distance 1707.6806
	AppMag 8.39
	SpectralType "M0"
}

5165 # Bet Phe: missing bright star - used Hipparcos 1 parallax
{
	RA 16.52128448
	Dec -46.71849569
	Distance 198 # Parallax 16.46 +/- 22.22
	AppMag 3.32
	SpectralType "G8IIIvar"
}

Modify 5336 # Mu Cas: Revised luminosity class from RECONS; subdwarf
{
	SpectralType "G5VIp"
}

5743 # Zet Psc B: missing named star - used parallax from Zet Psc A
{
	RA 18.43822822
	Dec 7.57838236
	Distance 173.863006 # Parallax 18.76 +/- 2.76
	AppMag 6.44
	SpectralType "F7V"
}

6242 # Phi Cas: missing bright star - used Hipparcos 1 parallax
{
	RA 20.02049032
	Dec 58.23161618
	Distance 2330 # Parallax 1.4 +/- 0.68
	AppMag 4.95
	SpectralType "F0Ia"
}

Modify 8709 # Improved spectral class from McCook & Sion
{
	SpectralType "DA3"
}

Modify 9640 # Almaak: Spectral class of primary component from SIMBAD
{
	SpectralType "K3II"
}

10180 # 59 And B: missing named star - used parallax from 59 And A
{
	RA 32.72362967
	Dec 39.04333734
	Distance 455.540503 # Parallax 7.16 +/- 3.42
	AppMag 6.82
	SpectralType "A1Vn"
}

Modify 10267 # Spectral class from SIMBAD, replacing "DF"
{
	SpectralType "G0"
}

Modify 10280 # 6 Tri: spectral class from SIMBAD, replacing "F5V"
{
	SpectralType "G5III"
}

Modify 11644 # Spectral class from SIMBAD, replacing "DAn"
{
	SpectralType "A9V"
}

Modify 11650 # Improved spectral class from McCook & Sion
{
	SpectralType "DA3"
}

12031 # Missing star - data from original Hipparcos catalog
      # Improved spectral class from McCook & Sion
{
	RA 38.78144144
	Dec 3.73243056
	Distance 242.681
	AppMag 8.39
	SpectralType "DA1"
}

Modify 14754 # Improved spectral class from McCook & Sion
{
	SpectralType "DA3"
}

Modify 17797 # Spectral class of primary component from SIMBAD
{
	SpectralType "B9V"
}

Modify 21088 # Stein 2051: Spectral class of primary component from RECONS
{
	SpectralType "M4V"
}

21148 # 1 Cam: missing bright star (negative parallax) - used Tycho value
{
	RA 68.00768144
	Dec 53.91084624
	Distance 3262 # Parallax 1.00 +/- 5.20
	AppMag 5.78
	SpectralType "B0III SB"
}

Modify 21392 # Spectral class from SIMBAD, replacing "R..."
{
	SpectralType "K5"
}

21986 # 55 Eri: missing bright star - used Hipparcos 1 parallax
{
	RA 70.89469834
	Dec -8.79424599
	Distance 406 # Parallax 8.04 +/- 1.39
	AppMag 5.98
	SpectralType "F4IIIp (Sr)"
}

22024 # 56 Eri: missing bright star - used Hipparcos 1 parallax
{
	RA 71.02215831
	Dec -8.50357398
	Distance 1342 # Parallax 2.43 +/- 0.82
	AppMag 5.78
	SpectralType "B2Ve"
}

Modify 22767 # Spectral class from SIMBAD, replacing "N..."
{
	SpectralType "A0"
}

Modify 23692 # Improved spectral class from McCook & Sion
{
	SpectralType "DA1"
}

Modify 24186 # Kapteyn's Star: Spectral/luminosity class from RECONS; subdwarf
{
	SpectralType "M1VI"
}

Modify 24608 # Capella: Spectral class from SIMBAD, replacing "M1:"
{
	SpectralType "G5III"
}

25950 # missing bright star - used Hipparcos 1 parallax
{
	RA 83.05893615
	Dec 17.05815344
	Distance 1117 # Parallax 2.92 +/- 1.57
	AppMag 5.5
	SpectralType "B7III"
}

25984 # Chi Aur: missing bright star - used Hipparcos 1 parallax
{
	RA 83.18197569
	Dec 32.19203144
	Distance 4077 # Parallax 0.8 +/- 0.89
	AppMag 4.71
	SpectralType "B5Iab"
}

26220 # Tet1 Ori A: missing star - Hipparcos parallax unreliable; distance set
      # to 1400ly. RA/Dec from 2007 reduction of Hipparcos catalog, AppMag and
      # spectral type from original version of Hipparcos catalog.
{
	RA 83.81588707
	Dec -5.38727971
	Distance 1400
	AppMag 4.98
	SpectralType "O7"
}

26221 # Tet1 Ori C: missing star - Hipparcos parallax unreliable; distance set
      # to 1400ly. RA/Dec from 2007 reduction of Hipparcos catalog, AppMag and
      # spectral type from original version of Hipparcos catalog.
{
	RA 83.81860906
	Dec -5.38969673
	Distance 1400
	AppMag 5.13
	SpectralType "O6"
}

26224 # Tet1 Ori D: missing star - Hipparcos parallax unreliable; distance set
      # to 1400ly. The position was taken from the GSFC/NASA XML/NVO Project
      # Data Archive at http://nvo.gsfc.nasa.gov//archive/. It gives a better
      # correspondence with photographs of the Tet1 Ori stars than does the
      # Hipparcos position
{
	RA 83.82186
	Dec -5.388025
	Distance 1400
	AppMag 6.71
	SpectralType "B0.5Vp..."
}

Modify 26235 # Tet2 Ori: Distance set to 1400ly, to match Tet1 Ori stars
{
	Distance 1400
}

26536 # 26 Aur: missing bright star - used Hipparcos 1 parallax
{
	RA 84.65874804
	Dec 30.49244271
	Distance 447 # Parallax 7.29 +/- 0.96
	AppMag 5.4
	SpectralType "A2V + GIII"
}

26549 # Sig Ori: missing bright star - used Hipparcos 1 parallax
{
	RA 84.68652551
	Dec -2.60006563
	Distance 1148 # Parallax 2.84 +/- 0.91
	AppMag 3.77
	SpectralType "O9.5V..."
}

28814 # 66 Ori: missing bright star - used Hipparcos 1 parallax
{
	RA 91.24316612
	Dec 4.15867686
	Distance 2490 # Parallax 1.31 +/- 0.76
	AppMag 5.63
	SpectralType "G4III"
}

29225 # 3 Gem: missing bright star - used Hipparcos 2 parallax
{
	RA 92.43327249
	Dec 23.11346968
	Distance 14181 # Parallax 0.23 +/- 0.88
	AppMag 5.75
	SpectralType "B2.5Ib"
}

29450 # 6 Gem: missing named star - used (high error) Hipparcos 1 parallax
{
	RA 93.07957868
	Dec 22.90851937
	Distance 4300 # Parallax 0.76 +/- 1.02
	SpectralType "M1Ia-ab"
	AppMag 6.51
}

Modify 29564 # Spectral class from SIMBAD, replacing "R..."
{
	SpectralType "K5"
}

29840 # 9 Gem: missing named star - used Hipparcos 1 parallax
{
	RA 94.24460584
	Dec 23.74091549
	Distance 2091 # Parallax 1.56 +/- 0.87
	SpectralType "B3Ia"
	AppMag 6.24
}

30089 # Red Rectangle: missing named star - used Hipparcos 1 parallax
{
	RA 94.99259327
	Dec -10.63736308
	Distance 1245 # Parallax 2.62 +/- 2.37
	SpectralType "B8"
	AppMag 8.85
}

30756 # Star missing from stars.dat - added using Hipparcos data
{
	RA 96.941434
	Dec 20.78323
	Distance 58.747658
	SpectralType "G0"
	AppMag 8.31
}

30827 # 48 Aur: missing bright star (negative parallax) - used HIP1 value
{
	RA 97.14203611
	Dec 30.49306995
	Distance 1561 # Parallax 2.09 +/- 0.89
	AppMag 5.75
	SpectralType "F5.5Ibv"
}

31579 # missing bright star - used Hipparcos 1 parallax
{
	RA 99.13682390
	Dec 38.44555222
	Distance 1812 # Parallax 1.8 +/- 0.81
	AppMag 5.4
	SpectralType "C5II"
}

Modify 32349 # Sirius A: Spectral class of primary from SIMBAD,
             # replacing "A0m..."
{
	SpectralType "A1V"
}

Modify 32560 # Improved spectral class from Gliese catalogue (Gliese 246)
{
	SpectralType "DA2"
}

33152 # Omi1 CMa: missing bright star - used Hipparcos 1 parallax
{
	RA 103.53314510
	Dec -24.18422314
	Distance 1977 # Parallax 1.65 +/- 0.62
	AppMag 3.89
	SpectralType "K3Iab"
}

Modify 33226 # Wolf 294: Spectral class from RECONS, replacing "K:..."
{
	SpectralType "M3V"
}

34360 # missing bright star - used Hipparcos 1 parallax
{
	RA 106.84412146
	Dec -23.84073455
	Distance 2965 # Parallax 1.1 +/- 0.74
	AppMag 5.75
	SpectralType "B2V:nn"
}

35488 # Bernes 135: missing named star - used (high error) Hipparcos 1 parallax
      # Apparent magnitude from SIMBAD
{
	RA 109.86776929
	Dec -44.58649914
	Distance 1600 # Parallax 1.99 +/- 2.38
	AppMag 9.96
	SpectralType "A6IIIe"
}

35783 # 19 Lyn B: missing star (negative parallax) - used weighted average of
      # HIP1 parallaxes for 19 Lyn A and 19 Lyn B
{
	RA 110.71187894
	Dec 55.28439050
	Distance 458 # Average parallax 7.12 +/- 1.86
	AppMag 6.86
	SpectralType "B9V"
}

35785 # 19 Lyn A: missing bright star (negative parallax) - used weighted
      # average of HIP1 parallaxes for 19 Lyn A and 19 Lyn B
{
	RA 110.71692441
	Dec 55.28147059
	Distance 458 # Parallax 7.12 +/- 1.86
	AppMag 5.8
	SpectralType "B8V"
}

37842 # 2 Pup B: missing named star - used parallax of 2 Pup A
{
	RA 116.36975791
	Dec -14.68611721
	Distance 253.826459 # Parallax 12.85 +/- 2.93
	AppMag 7.03
	SpectralType "A0/A1V"
}

Modify 40765 # Spectral class from SIMBAD, replacing "R..."
{
	SpectralType "G1V"
}

41074 # missing bright star (negative parallax) - used Tycho value
{
	RA 125.70808191
	Dec -26.34823502
	Distance 2965 # Parallax 1.10 +/- 2.70
	AppMag 5.88
	SpectralType "F2Iab"
}

Modify 43177 # Luminosity class from Extra-solar Planets Catalog at
             # http://www.obspm.fr/encycl/cat1.html (The Hipparcos 
             # luminosity class of 1a0 is incompatible with the
             # observed distance and luminosity.)
{
	SpectralType "G0V"
}

Modify 45343 # Struve 1321: Improved spectral class from SIMBAD
{
	SpectralType "K7"
}

45982 # HD 80606: Missing star - use weighted average of HIP1 parallaxes for
      # stars HD 80606 and HD 80607
{
	RA 140.65635304
	Dec 50.60370444
	AppMag 9.06
	Distance 220.1 # Parallax 14.82 +/- 4.82
	SpectralType "G5"
}

45983 # HD 80607: missing star - use weighted average of HIP1 parallaxes for
      # stars HD 80606 and HD 80607
{
	RA 140.66536376
	Dec 50.60384845
	AppMag 9.17
	Distance 220.1 # Parallax 14.82 +/- 4.82
	SpectralType "G5"
}

51192 # missing bright star - used cluster distance to IC 2581 from WEBDA
{
	RA 156.85199266
	Dec -57.63881366
	Distance 8000
	AppMag 4.65
	SpectralType "A6Ia"
}

52004 # missing bright star - used Hipparcos 1 parallax
{
	RA 159.36281803
	Dec -58.73334693
	Distance 8154 # Parallax 0.4 +/- 0.53
	AppMag 5.47
	SpectralType "A0Ia"
}

Modify 54061 # Dubhe: Spectral class from SIMBAD, replaces "F7V comp"
{
	SpectralType "K0Ib"
}

54461 # missing bright star - used Hipparcos 1 parallax
{
	RA 167.14169020
	Dec -61.94717967
	Distance 5528 # Parallax 0.59 +/- 0.55
	AppMag 5.11
	SpectralType "B9Ia"
}

54751 # missing bright star (negative parallax) - used Hipparcos 1 value
{
	RA 168.15008446
	Dec -60.31763067
	Distance 12545 # Parallax 0.26 +/- 0.55
	AppMag 4.59
	SpectralType "A6Ia"
}

55203 # Alula Australis: Missing star - data from SIMBAD and NStars
{
	RA 169.54545
	Dec 31.528891
	Distance 27.3
	SpectralType "G0V"
	AppMag 3.78
}

Modify 56662 # Improved spectral class from Gliese catalogue (Gliese 433.1)
{
	SpectralType "DA3"
}

Modify 57367 # Luyten 145-141: Improved spectral class from McCook & Sion
{
	SpectralType "DQ6"
}

57741 # missing bright star (negative parallax) - used Hipparcos 1 value
{
	RA 177.61368703
	Dec -62.64938345
	Distance 3077 # Parallax 1.06 +/- 0.54
	AppMag 5.68
	SpectralType "A3Iab"
}

58427 # missing bright star - used Hipparcos 1 parallax
{
	RA 179.69861993
	Dec -64.33955671
	Distance 2836 # Parallax 1.15 +/- 0.54
	AppMag 5.59
	SpectralType "A3Ib"
}

59517 # missing bright star - used Hipparcos 1 parallax
{
	RA 183.09161071
	Dec -62.95077297
	Distance 4868 # Parallax 0.67 +/- 0.55
	AppMag 5.91
	SpectralType "B9Ia"
}

62931 # Kap Cru: missing bright star (negative parallax) - used cluster
      # distance to NGC 4755 from WEBDA
{
	RA 193.45384769
	Dec -60.37624006
	Distance 6400
	AppMag 5.89
	SpectralType "B5Ia"
}

64094 # Tet Mus: missing bright star - used Hipparcos 2 parallax
{
	RA 197.02982835
	Dec -65.30601745
	Distance 12545 # Parallax 0.26 +/- 0.48
	AppMag 5.44
	SpectralType "WC6 + O9.5I"
}

Modify 65877 # Improved spectral class from McCook & Sion
{
	SpectralType "DA5"
}

Modify 66578 # Improved spectral class from McCook & Sion
{
	SpectralType "DA3"
}

66984 # missing bright star - used Hipparcos 1 parallax
{
	RA 205.91706324
	Dec -42.06750984
	Distance 1591 # Parallax 2.05 +/- 1.47
	AppMag 5.96
	SpectralType "B8III"
}

67861 # missing bright star (negative parallax) - used Tycho value
{
	RA 208.48852964
	Dec -47.12815338
	Distance 2330 # Parallax 1.40 +/- 3.00
	AppMag 5.83
	SpectralType "B2IIIe"
}

71500 # missing bright star - used Hipparcos 1 parallax
{
	RA 219.33402274
	Dec -46.13341420
	Distance 1337 # Parallax 2.44 +/- 1.25
	AppMag 5.39
	SpectralType "K0III"
}

Modify 72105 # Eps Boo: Primary spectral class from SIMBAD
{
	SpectralType "K0III"
}

74184 # missing bright star - used Hipparcos 2 parallax
{
	RA 227.37466412
	Dec -67.08412720
	Distance 9319 # Parallax 0.35 +/- 0.42
	AppMag 5.76
	SpectralType "F8Iab-Ib"
}

77442 # R CrB: missing bright star - used Hipparcos 1 parallax
{
	RA 237.14340123
	Dec 28.15677697
	Distance 6040 # Parallax 0.54 +/- 0.72
	AppMag 5.89
	SpectralType "F8"
}

77501 # V CrB: missing named star - used distance from
      # Bergeat and Chevallier (2005), A&A 429, 235
      # "The mass loss of C-rich giants"
      # Spectral type chosen to match effective temperature
{
	RA 237.38044772
	Dec 39.57167223
	Distance 2760
	AppMag 9.33
	SpectralType "N9"
}

78727 # Xi Sco: missing parallax taken from companion star Hip 78738
{
	RA 241.09245
	Dec -11.372945
	Distance 58.5473
	SpectralType "F6IV"
	AppMag 4.16016
}

79045 # 7 Her B: missing named star - parallax taken from 7 Her A
{
	RA 242.02070724
	Dec 17.05445291
	Distance 367.719278 # Parallax 8.87 +/- 0.55
	SpectralType "K1III"
	AppMag 6.25
}

Modify 79607 # Sig CrB: revised spectral class from SIMBAD
{
	SpectralType "G0V"
}

Modify 80300 # Improved spectral class from McCook & Sion
{
	SpectralType "DA2"
}

81702 # missing bright star (negative parallax) - used cluster distance to
      # NGC 6193 from WEBDA
{
	RA 250.33506521
	Dec -48.76296807
	Distance 3800
	AppMag 5.57
	SpectralType "O5"
}

Modify 82257 # Improved spectral class from McCook & Sion
{
	SpectralType "DAV4"
}

Modify 84123 # Spectral class from ARCINS; replaces "G"
             # http://www.ari.uni-heidelberg.de/aricns/cnspages/4c01372.htm
{
	SpectralType "M3V"
}

Modify 84140 # Spectral class from RECONS
{
	SpectralType "M3V"
}

Modify 84405 # 36 Oph A: Spectral class from RECONS
{
	SpectralType "K1V"
}

Modify 84720 # 41 Ara: Spectral class from SIMBAD; replaces "M0V"
{
	SpectralType "G8V"
}

Modify 85523 # Spectral class from RECONS; replaces "K5"
{
	SpectralType "M3V"
}

86961 # GJ 2130 A: Missing star - data from Hipparcos & RECONS
{
	RA 266.5527
	Dec -32.10355
	Distance 20.162391
	SpectralType "M2V:"
	AppMag 10.4883
}

87706 # 63 Oph: missing star - data from Hipparcos and SIMBAD
      # distance estimated from spectral class and app mag
{
	RA 268.72518
	Dec -24.887088
	Distance 8180
	SpectralType "O8III"
	AppMag 6.198
}

Modify 88267 # 95 Her: Spectral class from SIMBAD; replaces "G5"
{
	SpectralType "A5III"
}

88298 # missing bright star (negative parallax) - used cluster distance to
      # NGC 6514 from WEBDA
{
	RA 270.47658705
	Dec -22.78029073
	Distance 2700
	AppMag 5.72
	SpectralType "B0Iab..."
}

88522 # Missing star - data from Hipparcos and SIMBAD
      # distance estimated from spectral class and app mag
{
	RA 271.15565
	Dec 1.9190071
	Distance 5800
	SpectralType "B0III"
	AppMag 6.15
}

89341 # Mu Sgr: missing bright star - used approximate distance to Sgr OB1
      # association
{
	RA 273.44086939
	Dec -21.05883052
	Distance 4000
	AppMag 3.84
	SpectralType "B2III:"
}

89439 # 15 Sgr: missing bright star - used approximate distance to Sgr OB1
{
	RA 273.80377253
	Dec -20.72826682
	Distance 4000
	AppMag 5.29
	SpectralType "B0/1Ia/ab"
}

89440 # 16 Sgr: missing bright star - used approximate distance to Sgr OB1
{
	RA 273.80403813
	Dec -20.38796944
	Distance 4000
	AppMag 5.96
	SpectralType "B0.5Ib/II"
}

Modify 91768 # Struve 2398 A: Spectral class from RECONS; replaces "K5"
{
	SpectralType "M3V"
}

Modify 91772 # Struve 2398 B: Spectral class from RECONS; replaces "K5"
{
	SpectralType "M3V"
}

Modify 95071 # Improved spectral class from McCook & Sion
{
	SpectralType "DBZ5"
}

96295 # Campbell's star: missing named star - used distance from
      # J.P. Phillips (2004), MNRAS 353 (2), 589
      # "Planetary nebula distances re-examined: an improved statistical scale"
{
	RA 293.68847918
	Dec 30.51639558
	Distance 7000
	SpectralType "WC..."
	AppMag 10.00
}

96840 # missing bright star - used Hipparcos 1 parallax
{
	RA 295.27303472
	Dec 13.81570849
	Distance 1647 # Parallax 1.98 +/- 0.82
	AppMag 5.98
	SpectralType "B5V"
}

97796 # 9 Sge: missing named star - used (high error) Hipparcos 1 parallax
{
	RA 298.09068798
	Dec 18.67190029
	Distance 14000 # Parallax 0.23 +/- 0.70
	AppMag 6.25
	SpectralType "O8e"
}

101120 # Omi Cap B: Missing star - data from Hipparcos and SIMBAD
       # parallax matched to Omi Cap A = HIP 101123
{
	RA 307.46907
	Dec -18.586163
	Distance 162.191
	SpectralType "A8V"
	AppMag 6.74
}

Modify 101516 # Improved spectral class from McCook & Sion
{
	SpectralType "DA3"
}

Modify 102207 # Improved spectral class from McCook & Sion
{
	SpectralType "DA3"
}

Modify 103039 # Spectral class from RECONS
{
	SpectralType "M"
}

103312 # missing bright star (negative parallax) - used HIP1 value
{
	RA 313.95752469
	Dec 47.41766580
	Distance 9319 # Parallax 0.35 +/- 0.58
	AppMag 5.68
	SpectralType "B8Ia"
}

Modify 105259 # Spectral class from SIMBAD; replaces "B3Vv comp"
{
	SpectralType "M1Ib"
}

Modify 105680 # Spectral class from SIMBAD; replaces "G0"
{
	SpectralType "B"
}

105811 # 69 Cyg: missing bright star - used Hipparcos 1 parallax
{
	RA 321.44591739
	Dec 36.66740768
	Distance 2764 # Parallax 1.18 +/- 0.58
	AppMag 5.93
	SpectralType "B0Ib"
}

106801 # 9 Cep: missing bright star (zero parallax) - used HIP1 value
{
	RA 324.48011139
	Dec 62.08194691
	Distance 4530 # Parallax 0.72 +/- 0.49
	AppMag 4.76
	SpectralType "B2Ib"
}

107930 # missing bright star - used Hipparcos 1 parallax
{
	RA 328.00425773
	Dec 55.79674473
	Distance 643 # Parallax 5.07 +/- 1.52
	AppMag 5.7
	SpectralType "B6IV-V"
}

Modify 107968 # Improved spectral class from McCook & Sion
{
	SpectralType "DA3"
}

Modify 108317 # VV Cep: Spectral class from SIMBAD; replaces "M2 comp"
{
	SpectralType "M2Ia"
}

112247 # Babcock's Star: missing named star - used Hipparcos 1 parallax
{
	RA 341.03125164
	Dec 55.58922828
	Distance 2330 # Parallax 1.40 +/- 0.90
	AppMag 8.82
	SpectralType "A0p"
}


