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Doubles in session


Current system
21478+4212
TDT 3158


Nearby doubles
24' : 21473+4148
A 404AB

27' : 21456+4202
TDT3143

33' : 21462+4239
ES 1460AB

34' : 21491+4242
ARG 95

35' : 21461+4143
TDT3148

38' : 21511+4209
COU1822AB

44' : 21443+4234
OSO 156AB

45' : 21474+4256
A 405

45' : 21490+4254
TDT3172

46' : 21462+4254
COU1979

47' : 21519+4221
HO 172AB

48' : 21505+4135
TDS1149

54' : 21448+4254
TDT3132

55' : 21454+4258
ES 1459

59' : 21443+4256
TDT3129

60' : 21426+4226
STF2820AB

63' : 21518+4128
KPP4253

66' : 21490+4316
BRT1152

66' : 21456+4110
TDT3144

68' : 21533+4144
J 3152

69' : 21532+4141
DAM 241

71' : 21489+4321
TDT3171

72' : 21431+4122
COU1978

72' : 21490+4323
PKO 16

76' : 21492+4326
PKO 17

76' : 21427+4303
TDT3117



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Observed
Herschel, W.
Herschel, J.F.W.
Struve, Otto
Struve, F.G.W.

21478+4212 TDT 3158

 
 
21h 47m 45.02s +42° 11' 45.1" P.A. 230.00 sep 2.7 mag 12.06,13.08
 
 
Coord 2000 21478+4212 Discov num TDT3158 Comp Coord arcsec 2000 21 47 45.02 +42 11 45.1
Date first 1991 Date last 1991 Obs 1
Pa first 230 Pa last 229.8 P.A. Now (θ) 229.8°
Sep first 2.7 Sep last 2.66 Sep. Now (ρ) 2.66"
Mag pri 12.06 Mag sec 13.08 delta mag (ΔM) 1.02 Spectral class
Pri motion ra -003 Sec motion ra -003
Pri motion dec -005 Sec motion dec -005
Notes
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Constellation Cygnus Tycho2 3192-01325-1 Gaia DR2 1960599794067385216
 
 
WDS 21478+4212 TDT 3158 : NOTES
 
 
No records found.

 
 
REFERENCES
 
 
No records found.

 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
21478+4212 TDT3158 1991 1 230 2.7 12.06 13.08 214745.02+421145.1

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

 
 
WDS 21478+4212 TDT 3158 : VISUAL OBSERVATIONS REPORTS
 
 
No records found.


 
 
WDS 21478+4212 TDT 3158 : MEASURES
 
 
No records found.

 
 
WDS 21478+4212 : VIRTUAL EYEPIECE
 
 

21478+4212 TDT3158A mag 12.06 21478+4212 TDT3158B sep 2.3 P.A. 221.20 mag 13.08 virtual eyepiece
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Pass over with the mouse cursor to display the catalog designation.
Radius:
Components only
 
 
WDS 21478+4212 : ALADIN DSS IMAGE @ 21h 47m 45.02s +42° 11' 45.1"
 
 
 
 
WDS 21478+4212 TDT 3158 : NEIGHBORHOODS
 
 
FoV:
Limit:
Primaries only

21478+4212 TDT3158 distance=1' 21473+4148 A 404AB distance=24' 21473+4148 A 404AC distance=24' 21456+4202 TDT3143 distance=27' 21462+4239 ES 1460AB distance=33' 21462+4239 ES 1460AC distance=33' 21491+4242 ARG 95 distance=34' 21461+4143 TDT3148 distance=35' 21511+4209 COU1822AB distance=38' 21443+4234 OSO 156AB distance=44' 21443+4234 OSO 156AC distance=44' 21443+4234 OSO 156AD distance=44' 21474+4256 A 405 distance=45' 21490+4254 TDT3172 distance=45' 21462+4254 COU1979 distance=46' 21519+4221 HO 172AB distance=47' 21519+4221 HO 172AC distance=47' 21519+4221 HO 172AD distance=47' 21519+4221 FYM 113AE distance=47' 21519+4221 JOD 22BF distance=47' 21505+4135 TDS1149 distance=48' 21448+4254 TDT3132 distance=54' 21454+4258 ES 1459 distance=55' 21443+4256 TDT3129 distance=59' 21426+4226 STF2820AB distance=60' 21426+4226 BU 1505AC distance=60' 21426+4226 BU 1505BC distance=60' 21518+4128 KPP4253 distance=63' 21490+4316 BRT1152 distance=66' 21456+4110 TDT3144 distance=66' 21533+4144 J 3152 distance=68' 21532+4141 DAM 241 distance=69' 21489+4321 TDT3171 distance=71' 21431+4122 COU1978 distance=72' 21490+4323 PKO 16 distance=72' 21492+4326 PKO 17 distance=76' 21427+4303 TDT3117 distance=76' 21494+4058 TDT3178 distance=77' 21409+4205 TDT3104 distance=77' 21521+4313 TDT3204 distance=78' 21530+4121 GRV 516 distance=79' 21539+4256 ES 1461 distance=83' 21552+4229 TDT3241 distance=85' 21540+4125 TDT3223 distance=85' 21398+4211 TDT3094 distance=89' 21541+4307 POP 184 distance=89' 21424+4105 KUI 108AB distance=91' 21424+4105 ARY 129AB,C distance=91' 21426+4103 BU 688AB distance=91' 21426+4103 FOX9036AB,D distance=91' 21426+4103 BU 688AB,C distance=91' 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 21478+4212 TDT3158 230 2.7 1
Show 21473+4148 A 404 AB 100 3.8 24
Show 21473+4148 A 404 AC 294 14.0 24
Show 21456+4202 TDT3143 34 0.5 27
Show 21462+4239 ES 1460 AB 8 1.8 33
Show 21462+4239 ES 1460 AC 238 20.3 33
Show 21491+4242 ARG 95 338 23.1 34
Show 21461+4143 TDT3148 18 0.4 35
Show 21511+4209 COU1822 AB 19 0.2 38
Show 21443+4234 OSO 156 AB 331 7.6 44
Show 21443+4234 OSO 156 AC 57 16.1 44
Show 21443+4234 OSO 156 AD 18 22.7 44
Show 21474+4256 A 405 277 1.9 45
Show 21490+4254 TDT3172 164 0.4 45
Show 21462+4254 COU1979 261 0.4 46
Show 21519+4221 HO 172 AB 82 10.7 47
Show 21519+4221 HO 172 AC 40 89.7 47
Show 21519+4221 HO 172 AD 61 480.9 47
Show 21519+4221 FYM 113 AE 20 64.4 47
Show 21519+4221 JOD 22 BF 48 2.1 47
Show 21505+4135 TDS1149 285 0.7 48
Show 21448+4254 TDT3132 293 2.0 54
Show 21454+4258 ES 1459 282 2.3 55
Show 21443+4256 TDT3129 76 0.9 59
Show 21426+4226 STF2820 AB 230 16.0 60
Show 21426+4226 BU 1505 AC 200 33.6 60
Show 21426+4226 BU 1505 BC 177 21.4 60
Show 21518+4128 KPP4253 269 4.3 63
Show 21490+4316 BRT1152 231 6.7 66
Show 21456+4110 TDT3144 193 2.2 66
Show 21533+4144 J 3152 238 4.6 68
Show 21532+4141 DAM 241 311 8.0 69
Show 21489+4321 TDT3171 286 0.5 71
Show 21431+4122 COU1978 87 0.2 72
Show 21490+4323 PKO 16 96 5.9 72
Show 21492+4326 PKO 17 149 13.6 76
Show 21427+4303 TDT3117 163 0.8 76
Show 21494+4058 TDT3178 251 0.6 77
Show 21409+4205 TDT3104 233 2.2 77
Show 21521+4313 TDT3204 30 0.9 78
Show 21530+4121 GRV 516 151 14.3 79
Show 21539+4256 ES 1461 352 6.1 83
Show 21552+4229 TDT3241 308 0.7 85
Show 21540+4125 TDT3223 123 0.9 85
Show 21398+4211 TDT3094 229 2.9 89
Show 21541+4307 POP 184 241 11.6 89
Show 21424+4105 KUI 108 AB 14 0.2 91
Show 21424+4105 ARY 129 AB,C 132 145.5 91
Show 21426+4103 BU 688 AB 198 0.4 91
Show 21426+4103 FOX9036 AB,D 306 46.7 91
Show 21426+4103 BU 688 AB,C 30 27.0 91

 
 
WDS 21478+4212 : COMPONENTS
 
 
  A
B pa=221.2°
sep=2.28"
 
 
21478+4212 A
 
 
Componente originario normalizzato AB Coord arcsec 2000 214745.02+421145.1 Mag 12.06 PmRA -3.00
PmDE -5.0 Tycho2 3192-01325-1
Tycho2
Tycho2 3192-01325-1 Pflag RAmdeg 326.93758736 DEmdeg 42.19584734
PmRA -2.6 PmDE -4.5 E RAmdeg 80 E DEmdeg 71
E pmRA 2.8 E pmDE 2.5 EpRAm 1982.03 EpDEm 1982.64
Num 2 Q RAmdeg Q DEmdeg Q pmRA
Q pmDE BTmag 12.948 E BTmag 0.210 VTmag 12.180
E VTmag 0.152 Prox 999 TYC HIP
CCDM RAdeg 326.93759528 DEdeg 42.19585750 EpRA 1990 1.62
EpDE 1990 1.73 E RAdeg 83.8 E DEdeg 74.8 Posflg
Corr 0.2
 
 
21478+4212 B
 
 
Componente originario normalizzato AB Coord arcsec 2000 214744.88+421143.4 Mag 13.08 PmRA -3.00
PmDE -5.0 Calc delta mag 1.02 Calc coord yes