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Doubles in session


Current system
12201+3121
SEI 530


Nearby doubles
13' : 12191+3118
DAM1444

14' : 12205+3109
SEI 531

15' : 12212+3118
SKF1119

26' : 12189+3119
LDS1291

34' : 12191+3151
RAO 274AB

46' : 12215+3038
GIC 106

50' : 12193+3209
SLW 707

56' : 12176+3205
LDS1288

60' : 12248+3119
TDS8370

66' : 12247+3146
CVR 654

70' : 12254+3129
SKF1477

80' : 12197+3000
SKF2589

83' : 12141+3049
NSN 626

88' : 12167+3004
AG 176

90' : 12160+3233
CVR1418

97' : 12276+3124
LDS4209

102' : 12280+3114
LDS4211

102' : 12207+2939
SDK 54

102' : 12279+3110
LDS1310

105' : 12280+3058
LDS3044

105' : 12232+3257
HDS1744

108' : 12283+3143
LDS4214

111' : 12133+3013
SKF 65

111' : 12115+3105
SLW 692

112' : 12220+3309
UC 2324

112' : 12278+3212
SLW 726



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.

12201+3121 SEI 530

 
 
12h 20m 04.78s +31° 20' 06.1" P.A. 134.00 sep 27.7 mag 12.11,12.61
 
 
Coord 2000 12201+3121 Discov num SEI 530 Comp Coord arcsec 2000 12 20 04.78 +31 20 06.1
Date first 1894 Date last 2017 Obs 12
Pa first 130 Pa last 134.3 P.A. Now (θ) 134.3°
Sep first 27.9 Sep last 27.695 Sep. Now (ρ) 27.695"
Mag pri 12.11 Mag sec 12.61 delta mag (ΔM) 0.5 Spectral class
Pri motion ra -007 Sec motion ra -013
Pri motion dec +009 Sec motion dec -004
Notes
rPM=1.053
This double is not physical.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Constellation Coma Berenices Tycho2 2528-00127-1 Gaia DR2 4015297923540584576
 
 
WDS 12201+3121 SEI 530 : NOTES
 
 
No records found.

 
 
REFERENCES
 
 
refcode metd author reference
Sei1908 Pa - Scheiner, J. 1908POPot..59.....S
Sei1908 +Po Pub. Obs. Potsdam 20, #59, 1908
Sei1913A Pa - Scheiner, J. 1913QB811.B8.......
Sei1913A cited by Burnham (Carnegie Inst. Wash. #168, 1913)
Sei1932A Pa - Scheiner, J. 1932QB821.A43......
Sei1932A cited in ADS (Aitken Double Star Cat.), 1932
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
12201+3121 SEI 530 1998 4 134 27.6 11.60 12.73 D 122004.78+312006.1
12201+3121 SEI 530 2001 5 134 27.6 11.60 12.73 D 122004.78+312006.1
12201+3121 SEI 530 2010 6 134 27.6 12.11 12.61 122004.78+312006.1
12201+3121 SEI 530 2017 7 135 27.7 12.11 12.61 122004.78+312006.1

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

 
 
WDS 12201+3121 SEI 530 : VISUAL OBSERVATIONS REPORTS
 
 
No records found.


 
 
WDS 12201+3121 SEI 530 : MEASURES
 
 
No records found.

 
 
WDS 12201+3121 : VIRTUAL EYEPIECE
 
 

12201+3121 SEI 530A mag 12.11 12201+3121 SEI 530B sep 25.7 P.A. 138.80 mag 12.61 virtual eyepiece
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Pass over with the mouse cursor to display the catalog designation.
Radius:
Components only
 
 
WDS 12201+3121 : ALADIN DSS IMAGE @ 12h 20m 04.78s +31° 20' 06.1"
 
 
 
 
WDS 12201+3121 SEI 530 : NEIGHBORHOODS
 
 
FoV:
Limit:
Primaries only

12201+3121 SEI 530 distance=0' 12191+3118 DAM1444 distance=13' 12205+3109 SEI 531 distance=14' 12212+3118 SKF1119 distance=15' 12189+3119 LDS1291 distance=26' 12191+3151 RAO 274AB distance=34' 12191+3151 LDT 5Aa,Ab distance=34' 12215+3038 GIC 106 distance=46' 12193+3209 SLW 707 distance=50' 12176+3205 LDS1288 distance=56' 12248+3119 TDS8370 distance=60' 12247+3146 CVR 654 distance=66' 12254+3129 SKF1477 distance=70' 12197+3000 SKF2589 distance=80' 12141+3049 NSN 626 distance=83' 12167+3004 AG 176 distance=88' 12160+3233 CVR1418 distance=90' 12276+3124 LDS4209 distance=97' 12280+3114 LDS4211 distance=102' 12207+2939 SDK 54 distance=102' 12279+3110 LDS1310 distance=102' 12280+3058 LDS3044 distance=105' 12232+3257 HDS1744 distance=105' 12283+3143 LDS4214 distance=108' 12133+3013 SKF 65 distance=111' 12115+3105 SLW 692 distance=111' 12220+3309 UC 2324 distance=112' 12278+3212 SLW 726 distance=112' 12165+3304 CHR 37 distance=114' 12220+2928 RAO 656 distance=115' 12141+3247 A 2058BC distance=116' 12141+3247 STF1615AB distance=116' 12291+3123 STT 251 distance=116' 12288+3155 COU 965 distance=117' 12143+3252 SHN 152 distance=118' 12107+3056 LDS1282 distance=125' 12104+3055 SEI 529 distance=128' 12117+3011 KPP3251 distance=129' 12183+2913 CVR 649 distance=129' 12169+2913 SKF1118 distance=134' 12208+2906 SKF 494 distance=135' 12194+3335 LDS4202 distance=135' 12219+2909 HJ 518 distance=136' 12098+3050 LDS1280 distance=137' 12290+3006 CVR1439 distance=137' 12285+2957 LDS4215 distance=137' 12302+3211 LDS4221 distance=138' 12298+3022 LDS4219 distance=138' 12309+3119 SKF2707AB distance=139' 12309+3119 SKF2707AC distance=139' 12285+2953 ES 436 distance=140' 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 12201+3121 SEI 530 134 27.7
Show 12191+3118 DAM1444 318 3.8 13
Show 12205+3109 SEI 531 28 30.5 14
Show 12212+3118 SKF1119 256 76.2 15
Show 12189+3119 LDS1291 322 53.9 26
Show 12191+3151 RAO 274 AB 219 1.7 34
Show 12191+3151 LDT 5 Aa,Ab 299 0.1 34
Show 12215+3038 GIC 106 119 4.5 46
Show 12193+3209 SLW 707 87 172.6 50
Show 12176+3205 LDS1288 330 6.6 56
Show 12248+3119 TDS8370 128 3.7 60
Show 12247+3146 CVR 654 271 17.4 66
Show 12254+3129 SKF1477 158 6.9 70
Show 12197+3000 SKF2589 182 6.3 80
Show 12141+3049 NSN 626 286 5.0 83
Show 12167+3004 AG 176 184 2.3 88
Show 12160+3233 CVR1418 133 3.1 90
Show 12276+3124 LDS4209 359 11.6 97
Show 12280+3114 LDS4211 87 129.6 102
Show 12207+2939 SDK 54 316 13.6 102
Show 12279+3110 LDS1310 274 45.4 102
Show 12280+3058 LDS3044 10 2.0 105
Show 12232+3257 HDS1744 275 0.2 105
Show 12283+3143 LDS4214 219 17.9 108
Show 12133+3013 SKF 65 177 7.6 111
Show 12115+3105 SLW 692 301 110.8 111
Show 12220+3309 UC 2324 157 48.6 112
Show 12278+3212 SLW 726 130 88.3 112
Show 12165+3304 CHR 37 172 0.3 114
Show 12220+2928 RAO 656 22 0.2 115
Show 12141+3247 A 2058 BC 274 3.0 116
Show 12141+3247 STF1615 AB 88 26.8 116
Show 12291+3123 STT 251 55 0.7 116
Show 12288+3155 COU 965 249 1.0 117
Show 12143+3252 SHN 152 -1 0.4 118
Show 12107+3056 LDS1282 11 50.5 125
Show 12104+3055 SEI 529 356 18.5 128
Show 12117+3011 KPP3251 152 2.3 129
Show 12183+2913 CVR 649 151 16.7 129
Show 12169+2913 SKF1118 200 8.8 134
Show 12208+2906 SKF 494 49 4.8 135
Show 12194+3335 LDS4202 224 126.2 135
Show 12219+2909 HJ 518 328 24.8 136
Show 12098+3050 LDS1280 208 53.3 137
Show 12290+3006 CVR1439 131 3.7 137
Show 12285+2957 LDS4215 247 101.2 137
Show 12302+3211 LDS4221 102 93.0 138
Show 12298+3022 LDS4219 336 82.5 138
Show 12309+3119 SKF2707 AB 95 1.8 139
Show 12309+3119 SKF2707 AC 110 86.9 139
Show 12285+2953 ES 436 136 2.0 140

 
 
WDS 12201+3121 : COMPONENTS
 
 
  A
B pa=138.8°
sep=25.71"
 
 
12201+3121 A
 
 
Componente originario normalizzato AB Coord arcsec 2000 122004.78+312006.1 Mag 12.11 PmRA -7.00
PmDE 9.0
 
 
12201+3121 B
 
 
Componente originario normalizzato AB Coord arcsec 2000 122006.10+311946.8 Mag 12.61 PmRA -13.00
PmDE -4.0 Tycho2 2528-00127-1 Calc delta mag 0.5 Calc coord yes
Tycho2
Tycho2 2528-00127-1 Pflag RAmdeg 185.01994957 DEmdeg 31.33504513
PmRA -8.1 PmDE 10.8 E RAmdeg 107 E DEmdeg 106
E pmRA 2.7 E pmDE 2.6 EpRAm 1966.34 EpDEm 1962.41
Num 4 Q RAmdeg 1.0 Q DEmdeg 1.1 Q pmRA 1.0
Q pmDE 1.1 BTmag 13.042 E BTmag 0.304 VTmag 12.661
E VTmag 0.256 Prox 999 TYC HIP
CCDM RAdeg 185.01996500 DEdeg 31.33502028 EpRA 1990 1.82
EpDE 1990 1.82 E RAdeg 128.8 E DEdeg 131.9 Posflg
Corr 0.1