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Doubles in session


Current system
12445-0119
SKF 38 AB


Nearby doubles
21' : 12435-0105
GOM 15

25' : 12429-0116
SKF2710

43' : 12417-0127
STF1670AB
Porrima

51' : 12412-0127
BU 607

51' : 12417-0148
OSW 36

53' : 12420-0156
BAL 545

55' : 12481-0126
SLW 775

59' : 12414-0156
BAL 544

61' : 12455-0218
BAL 546

61' : 12429-0215
STF1673AB

66' : 12402-0108
GWP1842

72' : 12440-0230
CVR1462

73' : 12423-0224
SLW 761

82' : 12391-0133
HJ 1220

82' : 12432+0000
BAL1162

85' : 12487-0216
ZHN 22

105' : 12447+0026
CVR1463

105' : 12370-0125
GRV1079

110' : 12394-0238
OSW 37

116' : 12510-0220
CVR1473

117' : 12503-0236
UC 2413

118' : 12407-0302
BAL 220

124' : 12467-0040
OCC 666

127' : 12405-0032
LDS2887

129' : 12359-0125
BAL 872

132' : 12524-0216
SLW 788



Selections
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Binocular doubles
Binary Systems
Triple Systems
Quadruple Systems
Multiple Systems
Neglected List I
Neglected List II
Observed
Herschel, W.
Herschel, J.F.W.
Struve, Otto
Struve, F.G.W.

12445-0119 SKF 38 AB

 
 
12h 44m 28.77s -01° 19' 08.9" P.A. 337.00 sep 9.5 mag 13.87,14.03 Sp DA3
 
 
Coord 2000 12445-0119 Discov num SKF  38 Comp AB Coord arcsec 2000 12 44 28.77 -01 19 08.9
Date first 1956 Date last 2015 Obs 8
Pa first 357 Pa last 336.9 P.A. Now (θ) 336.9°
Sep first 17.8 Sep last 9.515 Sep. Now (ρ) 9.515"
Mag pri 13.87 Mag sec 14.03 delta mag (ΔM) 0.16 Spectral class DA3 (white dwarf)
Pri motion ra -006 Sec motion ra -035
Pri motion dec -039 Sec motion dec -051
Notes N U (See Notes, Proper motion indicates non-physical)
rPM=0.507
This double is not physical.
 
 
12445-0119 SYSTEM COMPONENTS
 
 
Show name SAO coord wds_name last obs pa sep mag1 mag2 d_mag orb current
Show 12 44 29 -01 19 09 SKF 38 AB 2015 8 337 9.5 13.87 14.03 0.16 <===
Show 12 44 29 -01 18 58 ZUC 11 BC 2016 6 252 3.2 15.20 19.00 3.80
Triple system
3 estimated visually detectable stars in this system
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Constellation Virgo Gaia DR2 3683519503881169408
 
 
WDS 12445-0119 SKF 38 AB : NOTES
 
 
discov_num notes refcode
SKF 38 AB: Secondary is white dwarf PG 1241-010. Zuc1992
 
 
REFERENCES
 
 
refcode metd author reference
Zuc1992 Ci j Zuckerman, B. & Becklin, E.E. 1992ApJ...386..260Z
Zuc1992 ApJ 386, 260, 1992
Zuc1992 (IR imaging using IRTF 3.0m + ProtoCam; U. Hawaii 2.2m, UKIRT + IRCAM, NOAO 2.1m +
Zuc1992 IRIM, Steward 2.3m + NICMOS, CTIO 4m. Rho and theta derived from quoted RA and DEC
Zuc1992 differences. Dates estimated to nearest decade given for a few measures without
Zuc1992 explicitly quoted dates.)
 
 
DISCOVERER
 
 
idgroup discov author
1 SKF Skiff, B.A.
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
12445-0119 SKF 38 AB 2000 1 345 12.5 14.40 14.00 DA3 NU 124428.77-011908.9
12445-0119 SKF 38 AB 2015 5 337 9.5 13.87 14.03 DA3 NU 124428.77-011908.9

If you need more information about this double, apply for a data request form to the WDS.

 
 
WDS 12445-0119 SKF 38 AB : VISUAL OBSERVATIONS REPORTS
 
 
No records found.


 
 
WDS 12445-0119 SKF 38 AB : MEASURES
 
 
No records found.

 
 
WDS 12445-0119 : VIRTUAL EYEPIECE
 
 

12445-0119 SKF 38A mag 13.87 Sp DA3 12445-0119 ZUC 11B sep 11.5 P.A. 344.20 mag 15.2 Sp DA 12445-0119 ZUC 11C sep 11.8 P.A. 328.60 mag 19 virtual eyepiece
Click on the map to see the double of your interest.
Pass over with the mouse cursor to display the catalog designation.
Radius:
Components only
 
 
WDS 12445-0119 : ALADIN DSS IMAGE @ 12h 44m 28.77s -01° 19' 08.9"
 
 
 
 
WDS 12445-0119 SKF 38 AB : NEIGHBORHOODS
 
 
FoV:
Limit:
Primaries only

12445-0119 SKF 38AB distance=0' 12445-0119 ZUC 11BC distance=1' 12435-0105 GOM 15 distance=21' 12429-0116 SKF2710 distance=25' 12417-0127 STF1670BD distance=43' 12417-0127 STF1670BE distance=43' 12417-0127 STF1670BF distance=43' 12417-0127 STF1670AB (Porrima) distance=43' 12417-0127 STF1670AC (Porrima) distance=43' 12417-0127 STF1670AD (Porrima) distance=43' 12417-0127 STF1670AE (Porrima) distance=43' 12417-0127 STF1670AF (Porrima) distance=43' 12412-0127 BU 607 distance=51' 12417-0148 OSW 36 distance=51' 12420-0156 BAL 545 distance=53' 12481-0126 SLW 775 distance=55' 12414-0156 BAL 544 distance=59' 12455-0218 BAL 546 distance=61' 12429-0215 STF1673AB distance=61' 12429-0215 LDS2888AC distance=61' 12402-0108 GWP1842 distance=66' 12440-0230 CVR1462 distance=72' 12423-0224 SLW 761 distance=73' 12391-0133 HJ 1220 distance=82' 12432+0000 BAL1162 distance=82' 12487-0216 ZHN 22 distance=85' 12447+0026 CVR1463 distance=105' 12370-0125 GRV1079 distance=105' 12394-0238 OSW 37 distance=110' 12510-0220 CVR1473 distance=116' 12503-0236 UC 2413 distance=117' 12407-0302 BAL 220 distance=118' 12467-0040 OCC 666 distance=124' 12405-0032 LDS2887 distance=127' 12359-0125 BAL 872 distance=129' 12524-0216 SLW 788 distance=132' 12394-0306 SLW 750 distance=132' 12382+0017 UC 2374 distance=135' 12518+0005 TOK 671AB distance=140' 12518-0007 SLW 783 distance=140' 12460-0059 LDS4263 distance=141' 12454+0101 NSN 40 distance=141' 12484+0050 GWP1859 distance=143' 12373-0015 SLW 747 distance=143' 12386-0041 FAR 37 distance=149' 12345-0114 BAL 871 distance=150' 12348-0153 LDS2884 distance=151' 12540-0137 GRV1082 distance=154' 12453-0353 STF1677 distance=155' 12399+0100 SLW 753 distance=156' 12499+0053 UC 2411 distance=156' grafico limitrofi
Click on the map to see the double of your interest.
Pass over with the mouse cursor to display the catalog designation.
Show name coord_2000 discov# comp pa sep dist(')
Show 12445-0119 SKF 38 AB 337 9.5
Show 12445-0119 ZUC 11 BC 252 3.2 1
Show 12435-0105 GOM 15 253 18.4 21
Show 12429-0116 SKF2710 246 1.4 25
Show 12417-0127 STF1670 BD 90 177.8 43
Show 12417-0127 STF1670 BE 167 260.0 43
Show 12417-0127 STF1670 BF 268 422.0 43
Show Porrima 12417-0127 STF1670 AB 356 2.9 43
Show Porrima 12417-0127 STF1670 AC 121 99.4 43
Show Porrima 12417-0127 STF1670 AD 90 177.6 43
Show Porrima 12417-0127 STF1670 AE 167 260.4 43
Show Porrima 12417-0127 STF1670 AF 267 422.3 43
Show 12412-0127 BU 607 308 0.9 51
Show 12417-0148 OSW 36 144 102.1 51
Show 12420-0156 BAL 545 162 4.3 53
Show 12481-0126 SLW 775 235 12.7 55
Show 12414-0156 BAL 544 177 3.4 59
Show 12455-0218 BAL 546 81 9.1 61
Show 12429-0215 STF1673 AB 92 53.6 61
Show 12429-0215 LDS2888 AC 117 16.9 61
Show 12402-0108 GWP1842 32 12.8 66
Show 12440-0230 CVR1462 106 3.3 72
Show 12423-0224 SLW 761 123 117.8 73
Show 12391-0133 HJ 1220 52 7.1 82
Show 12432+0000 BAL1162 303 15.3 82
Show 12487-0216 ZHN 22 219 428.8 85
Show 12447+0026 CVR1463 64 3.8 105
Show 12370-0125 GRV1079 87 12.8 105
Show 12394-0238 OSW 37 6 32.6 110
Show 12510-0220 CVR1473 1 4.3 116
Show 12503-0236 UC 2413 313 23.1 117
Show 12407-0302 BAL 220 41 7.0 118
Show 12467-0040 OCC 666 -1 0.1 124
Show 12405-0032 LDS2887 100 4.5 127
Show 12359-0125 BAL 872 205 5.1 129
Show 12524-0216 SLW 788 2 9.6 132
Show 12394-0306 SLW 750 188 94.1 132
Show 12382+0017 UC 2374 337 9.3 135
Show 12518+0005 TOK 671 AB 7 22.8 140
Show 12518-0007 SLW 783 169 37.8 140
Show 12460-0059 LDS4263 193 12.1 141
Show 12454+0101 NSN 40 333 5.8 141
Show 12484+0050 GWP1859 220 47.0 143
Show 12373-0015 SLW 747 130 15.1 143
Show 12386-0041 FAR 37 86 0.6 149
Show 12345-0114 BAL 871 53 5.1 150
Show 12348-0153 LDS2884 329 80.4 151
Show 12540-0137 GRV1082 63 12.6 154
Show 12453-0353 STF1677 349 16.1 155
Show 12399+0100 SLW 753 352 20.1 156
Show 12499+0053 UC 2411 298 48.5 156

 
 
WDS 12445-0119 : COMPONENTS
 
 
  A B
B pa=344.2°
sep=11.54"
 
C pa=328.6°
sep=11.85"
pa=251.9°
sep=3.18"
 
 
12445-0119 A
 
 
Coord arcsec 2000 124428.77-011908.9 Mag 13.87 Spectral class DA3 (white dwarf) PmRA -6.00
PmDE -39.0
 
 
12445-0119 B
 
 
Coord arcsec 2000 124428.56-011857.8 Coord calc 124428.56-011857.8 Mag 15.2 Spectral class DA (white dwarf)
PmRA -57.00 PmDE -171.0 Calc delta mag 1.33
 
 
12445-0119 C
 
 
Coord arcsec 2000 124428.36-011858.8 Mag 19 PmRA -56.00 PmDE -173.0
Calc delta mag 5.13 Calc coord yes