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Doubles in session


Current system
12311+0207
AG 178
HD 108930


Nearby doubles
17' : 12322+0206
CVR1444

18' : 12306+0223
UC 2351

28' : 12314+0234
SLW 732

33' : 12332+0213
RAO 280

38' : 12313+0244
BAL2390

48' : 12312+0120
SHJ 146AB

56' : 12289+0122
LDS2882

62' : 12336+0255
HDS1764

64' : 12297+0306
UC 174

64' : 12288+0300
CVR1438

67' : 12305+0101
SHN 160

72' : 12290+0057
GRV1077

73' : 12354+0135
BAL1886

73' : 12345+0257
KPP1752

75' : 12264+0234
SLW 720

83' : 12342+0314
RAO 282

85' : 12284+0321
GWP1814

85' : 12306+0331
STF1648

87' : 12351+0105
CVR 128

87' : 12367+0150
SLW 744

90' : 12343+0051
SLW 736

90' : 12297-0039
SKF 892

93' : 12310-0034
GRV1078

93' : 12292+0335
GWP1818

95' : 12345-0048
UC 2360

95' : 12333-0038
WSO 1AB



Selections
Full WDS
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.

12311+0207 AG 178 (HD 108930)

 
 
12h 31m 03.03s +02° 06' 33.3" P.A. 284.00 sep 1.3 mag 9.77,9.90 Sp F0
 
 
Coord 2000 12311+0207 Discov num AG  178 Comp Coord arcsec 2000 12 31 03.03 +02 06 33.3
Date first 1901 Date last 2017 Obs 35
Pa first 287 Pa last 283.6 P.A. Now (θ) 283.6°
Sep first 1.3 Sep last 1.25 Sep. Now (ρ) 1.25"
Mag pri 9.77 Mag sec 9.90 delta mag (ΔM) 0.13 Spectral class F0 (yellow-white)
Pri motion ra -008 Sec motion ra -008
Pri motion dec -014 Sec motion dec -014
Notes
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Name HD 108930 Constellation Virgo Tycho2 0289-00315-1 Gaia DR2 3700425560309444480
HD 108930
 
 
WDS 12311+0207 AG 178 (HD 108930) : NOTES
 
 
No records found.

 
 
REFERENCES
 
 
refcode metd author reference
AG T Astronomische Gesellschaft (see also ref codes KR and WFD)
AG (Mean aperture 8in given in catalog for all AG_ codes)
AG_1903A T j AG - Leipzig 1903LicOB...2..115H
AG_1903A cited by Hussey (Lick Obs. Bull. 2, 115, 1903)
AG_1906A T - AG - Leipzig 1906QB821.B972.....
AG_1906A +Ma cited in BDS (Burnham Double Star Cat.), 1906
AG_1906B T - AG - Leipzig 1906MmRAS..56....1L
AG_1906B cited by Lewis (MemRAS 56, 1, 1906)
AG_1906C T - AG - Lund 1906QB821.B972.....
AG_1906C cited in BDS (Burnham Double Star Cat.), 1906
AG_1906D T - AG - Strasbourg 1906QB821.B972.....
AG_1906D cited by Burnham (Burnham Double Star Cat.), 1906
AG_1913A T - AG - Albany 1913QB811.B8.......
AG_1913A cited by Burnham (Carnegie Inst. Wash. #168, 1913)
AG_1913B T - AG - Berlin 1913QB811.B8.......
AG_1913B cited by Burnham (Carnegie Inst. Wash. #168, 1913)
AG_1913C T - AG - Bonn 1913QB811.B8.......
AG_1913C cited by Burnham (Carnegie Inst. Wash. #168, 1913)
AG_1913D T - AG - Cambridge, England 1913QB811.B8.......
AG_1913D cited by Burnham (Carnegie Inst. Wash. #168, 1913)
AG_1913E T - AG - Christiania 1913QB811.B8.......
AG_1913E cited by Burnham (Carnegie Inst. Wash. #168, 1913)
AG_1913F T - AG - Harvard 1913QB811.B8.......
AG_1913F cited by Burnham (Carnegie Inst. Wash. #168, 1913)
AG_1913G T - AG - Helsingfors 1913QB811.B8.......
AG_1913G cited by Burnham (Carnegie Inst. Wash. #168, 1913)
AG_1913H T - AG - Leiden 1913QB811.B8.......
AG_1913H cited by Burnham (Carnegie Inst. Wash. #168, 1913)
AG_1913I T - AG - Leipzig 1913QB811.B8.......
AG_1913I cited by Burnham (Carnegie Inst. Wash. #168, 1913)
AG_1913J T - AG - Lund 1913QB811.B8.......
AG_1913J cited by Burnham (Carnegie Inst. Wash. #168, 1913)
AG_1913K T - AG - Strasbourg 1913QB811.B8.......
AG_1913K cited by Burnham (Carnegie Inst. Wash. #168, 1913)
AG_1913L T - AG - Wien-Ottakring 1913QB811.B8.......
AG_1913L cited by Burnham (Carnegie Inst. Wash. #168, 1913)
AG_1913M T - AG - Oxford 1913QB811.B8.......
AG_1913M cited by Burnham (Carnegie Inst. Wash. #168, 1913)
AG_1932A T - AG - Leipzig 1932QB821.A43......
AG_1932A cited in ADS (Aitken Double Star Cat.), 1932
AG_1932B T - AG - Berlin 1932QB821.A43......
AG_1932B cited in ADS (Aitken Double Star Cat.), 1932
AG_1932C T - AG - Helsingfors 1932QB821.A43......
AG_1932C cited in ADS (Aitken Double Star Cat.), 1932
AG_1932D T - AG - Bonn 1932QB821.A43......
AG_1932D cited in ADS (Aitken Double Star Cat.), 1932
AG_1932E T - AG - Lund 1932QB821.A43......
AG_1932E cited in ADS (Aitken Double Star Cat.), 1932
AG_1932F T - AG - Cambridge, England 1932QB821.A43......
AG_1932F cited in ADS (Aitken Double Star Cat.), 1932
AG_1932G T - AG - Oxford 1932QB821.A43......
AG_1932G cited in ADS (Aitken Double Star Cat.), 1932
AG_2002A T - AG 2002yCat.1275....0D
AG_2002A cited in CCDM
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
12311+0207 AG 178 2005 32 284 1.3 9.77 9.90 F0 123103.03+020633.3
12311+0207 AG 178 2017 33 284 1.3 9.77 9.90 F0 123103.03+020633.3

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

 
 
WDS 12311+0207 AG 178 (HD 108930) : VISUAL OBSERVATIONS REPORTS
 
 
No records found.


 
 
WDS 12311+0207 AG 178 (HD 108930) : MEASURES
 
 
No records found.

 
 
WDS 12311+0207 (HD 108930) : VIRTUAL EYEPIECE
 
 

12311+0207 AG 178A mag 9.77 Sp F0 12311+0207 AG 178B sep 1.2 P.A. 283.60 mag 9.9 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 12311+0207 (HD 108930) : ALADIN DSS IMAGE @ 12h 31m 03.03s +02° 06' 33.3"
 
 
 
 
WDS 12311+0207 AG 178 (HD 108930) : NEIGHBORHOODS
 
 
FoV:
Limit:
Primaries only

12311+0207 AG 178 distance=0' 12322+0206 CVR1444 distance=17' 12306+0223 UC 2351 distance=18' 12314+0234 SLW 732 distance=28' 12332+0213 RAO 280 distance=33' 12313+0244 BAL2390 distance=38' 12312+0120 A 2583BC distance=47' 12312+0120 SHJ 146AB distance=48' 12312+0120 A 2583AC distance=48' 12289+0122 LDS2882 distance=56' 12336+0255 HDS1764 distance=62' 12297+0306 UC 174 distance=64' 12288+0300 CVR1438 distance=64' 12305+0101 SHN 160 distance=67' 12290+0057 GRV1077 distance=72' 12354+0135 BAL1886 distance=73' 12345+0257 KPP1752 distance=73' 12264+0234 SLW 720 distance=75' 12342+0314 RAO 282 distance=83' 12284+0321 GWP1814 distance=85' 12306+0331 STF1648 distance=85' 12351+0105 CVR 128 distance=87' 12367+0150 SLW 744 distance=87' 12343+0051 SLW 736 distance=90' 12297-0039 SKF 892 distance=90' 12310-0034 GRV1078 distance=93' 12292+0335 GWP1818 distance=93' 12333-0038 WSO 1BC distance=94' 12333-0038 WSO 1BD distance=94' 12333-0038 WSO 1BE distance=94' 12345-0048 UC 2360 distance=95' 12333-0038 WSO 1AB distance=95' 12247+0225 AG 177AB distance=97' 12247+0225 AG 177AC distance=97' 12287-0035 UC 2346 distance=99' 12298-0030 CVR1441 distance=99' 12250+0123 GRV 855 distance=99' 12266+0045 BAL1452 distance=107' 12359+0324 CVR 657 distance=107' 12287-0025 GWP1817 distance=108' 12321+0354 A 1599 distance=109' 12248+0111 UC 2332 distance=109' 12359+0035 LDS2885 distance=117' 12388+0150 UC 2376 distance=118' 12342+0359 RAO 281 distance=122' 12299+0410 GWP1819 distance=125' 12228+0151 LDS2879AB distance=126' 12228+0151 RAO 277Aa,Ab distance=126' 12273+0359 UC 2342 distance=127' 12393+0129 KPP 725 distance=129' 12227+0238 BAL2389 distance=129' 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 12311+0207 AG 178 284 1.3
Show 12322+0206 CVR1444 113 3.3 17
Show 12306+0223 UC 2351 131 28.5 18
Show 12314+0234 SLW 732 173 10.8 28
Show 12332+0213 RAO 280 131 0.9 33
Show 12313+0244 BAL2390 330 9.3 38
Show 12312+0120 A 2583 BC 105 46.3 47
Show 12312+0120 SHJ 146 AB 290 49.5 48
Show 12312+0120 A 2583 AC 335 5.0 48
Show 12289+0122 LDS2882 161 85.0 56
Show 12336+0255 HDS1764 72 0.3 62
Show 12297+0306 UC 174 304 34.5 64
Show 12288+0300 CVR1438 217 3.6 64
Show 12305+0101 SHN 160 -1 0.1 67
Show 12290+0057 GRV1077 51 11.4 72
Show 12354+0135 BAL1886 95 8.3 73
Show 12345+0257 KPP1752 248 13.6 73
Show 12264+0234 SLW 720 74 28.3 75
Show 12342+0314 RAO 282 264 0.8 83
Show 12284+0321 GWP1814 312 55.7 85
Show 12306+0331 STF1648 40 8.1 85
Show 12351+0105 CVR 128 226 105.3 87
Show 12367+0150 SLW 744 298 14.3 87
Show 12343+0051 SLW 736 167 12.0 90
Show 12297-0039 SKF 892 80 4.3 90
Show 12310-0034 GRV1078 232 10.7 93
Show 12292+0335 GWP1818 143 101.6 93
Show 12333-0038 WSO 1 BC 80 46.6 94
Show 12333-0038 WSO 1 BD 127 31.5 94
Show 12333-0038 WSO 1 BE 116 7.7 94
Show 12345-0048 UC 2360 227 32.5 95
Show 12333-0038 WSO 1 AB 218 33.7 95
Show 12247+0225 AG 177 AB 221 7.3 97
Show 12247+0225 AG 177 AC 57 96.3 97
Show 12287-0035 UC 2346 278 24.9 99
Show 12298-0030 CVR1441 66 3.4 99
Show 12250+0123 GRV 855 16 43.5 99
Show 12266+0045 BAL1452 57 2.6 107
Show 12359+0324 CVR 657 140 9.3 107
Show 12287-0025 GWP1817 139 86.8 108
Show 12321+0354 A 1599 100 0.2 109
Show 12248+0111 UC 2332 122 42.7 109
Show 12359+0035 LDS2885 75 10.4 117
Show 12388+0150 UC 2376 208 35.5 118
Show 12342+0359 RAO 281 114 0.5 122
Show 12299+0410 GWP1819 4 4.1 125
Show 12228+0151 LDS2879 AB 289 67.2 126
Show 12228+0151 RAO 277 Aa,Ab 110 0.6 126
Show 12273+0359 UC 2342 225 49.7 127
Show 12393+0129 KPP 725 297 6.4 129
Show 12227+0238 BAL2389 106 2.8 129

 
 
WDS 12311+0207 : COMPONENTS
 
 
  A
B pa=283.6°
sep=1.25"
 
 
12311+0207 A
 
 
Componente originario normalizzato AB Name HD 108930 Coord arcsec 2000 123103.03+020633.3 Mag 9.77
Spectral class F0 (yellow-white) PmRA -8.00 PmDE -14.0 Tycho2 0289-00315-1
HD 108930
Tycho2
Tycho2 0289-00315-1 Pflag P RAmdeg 187.76264202 DEmdeg 2.10924621
PmRA -7.5 PmDE -13.8 E RAmdeg 20 E DEmdeg 29
E pmRA 1.7 E pmDE 1.7 EpRAm 1990.17 EpDEm 1987.75
Num 3 Q RAmdeg 1.6 Q DEmdeg 0.4 Q pmRA 1.6
Q pmDE 0.4 BTmag 10.300 E BTmag 0.042 VTmag 9.769
E VTmag 0.036 Prox 14 TYC T HIP
CCDM RAdeg 187.76283306 DEdeg 2.10923444 EpRA 1990 1.81
EpDE 1990 1.60 E RAdeg 20.3 E DEdeg 29.9 Posflg D
Corr 0.2
CCDM
Ccdm 12311+0207 RComp Comp A Note1
Note2 Discov num DRAs -2.98 DDEs -26.3
R dRAs 10 Year Theta Rho
Obs 2 Vmag 9.5 Sp F0 PmNote *
PmRA -20 PmDE -7 Dm number +02 2550 Cat1 BD
Name2 +02 1584 Cat2 AGK2/3 HD 108930 M HD
ADS BDS A 8581 M ADS BDS N IDS IDS 12260N0240A
HIC
 
 
12311+0207 B
 
 
Componente originario normalizzato AB Coord arcsec 2000 123102.95+020633.6 Mag 9.9 PmRA -8.00
PmDE -14.0 Tycho2 0289-00315-2 Calc delta mag 0.13 Calc coord yes
Tycho2
Tycho2 0289-00315-2 Pflag P RAmdeg 187.76264202 DEmdeg 2.10924621
PmRA -7.5 PmDE -13.8 E RAmdeg 20 E DEmdeg 29
E pmRA 1.7 E pmDE 1.7 EpRAm 1990.17 EpDEm 1987.75
Num 3 Q RAmdeg 1.6 Q DEmdeg 0.4 Q pmRA 1.6
Q pmDE 0.4 BTmag 10.383 E BTmag 0.046 VTmag 9.903
E VTmag 0.042 Prox 14 TYC HIP
CCDM RAdeg 187.76245889 DEdeg 2.10932917 EpRA 1990 1.81
EpDE 1990 1.60 E RAdeg 22.6 E DEdeg 33.3 Posflg D
Corr 0.2
CCDM
Ccdm 12311+0207 RComp Comp B Note1
Note2 Discov num AG 178 DRAs DDEs
R dRAs Year 1901 Theta 288 Rho 1.5
Obs 17 Vmag 9.8 Sp PmNote
PmRA PmDE Dm number Cat1
Name2 Cat2 HD M HD
ADS BDS A 8581 M ADS BDS N IDS IDS 12260N0240B
HIC