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Current system
21158+3159
TDT 2868


Nearby doubles
16' : 21162+3145
TDT2871

16' : 21146+3157
GRV 437

17' : 21171+3203
FOX9054

19' : 21160+3217
SEI1482

20' : 21174+3203
HJ 931

22' : 21148+3216
SEI1463

34' : 21132+3202
J 3127AB

37' : 21138+3225
DAM1261

37' : 21157+3235
HJ 1628

40' : 21128+3210
TDT2827

41' : 21148+3238
TOB 218

43' : 21182+3227
GRV 444

44' : 21149+3240
HJ 1627

45' : 21132+3228
SEI1451

46' : 21155+3114
TDT2862

47' : 21125+3217
SEI1443

52' : 21152+3251
HEI 284AB

53' : 21119+3216
SEI1440

53' : 21118+3211
SEI1438

56' : 21198+3138
GRV 445

58' : 21136+3249
TDT2837

59' : 21133+3248
KPP2620

61' : 21112+3214
SEI1433

61' : 21131+3249
SEI1446

66' : 21142+3058
COU 834

67' : 21207+3226
POP 201



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

21158+3159 TDT 2868

 
 
21h 15m 50.73s +31° 59' 22.6" P.A. 185.00 sep 2.0 mag 11.63,12.58
 
 
Coord 2000 21158+3159 Discov num TDT2868 Comp Coord arcsec 2000 21 15 50.73 +31 59 22.6
Date first 1991 Date last 1991 Obs 1
Pa first 185 Pa last 184.9 P.A. Now (θ) 184.9°
Sep first 2.0 Sep last 1.97 Sep. Now (ρ) 1.97"
Mag pri 11.63 Mag sec 12.58 delta mag (ΔM) 0.95 Spectral class
Pri motion ra +022 Sec motion ra +022
Pri motion dec +004 Sec motion dec +004
Notes X (Dubious double)
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Constellation Cygnus Tycho2 2706-02345-1 Gaia DR2 1854431883309252096
 
 
WDS 21158+3159 TDT 2868 : NOTES
 
 
No records found.

 
 
DISCOVERER
 
 
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr dm_number notes coord_arcsec_2000
21158+3159 TDT2868 1991 1 185 2.0 11.63 12.58 211550.73+315922.6

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

 
 
WDS 21158+3159 TDT 2868 : VISUAL OBSERVATIONS REPORTS
 
 
No records found.


 
 
WDS 21158+3159 TDT 2868 : MEASURES
 
 
No records found.

 
 
WDS 21158+3159 : VIRTUAL EYEPIECE
 
 

21158+3159 TDT2868A mag 11.63 21158+3159 TDT2868B sep 2.0 P.A. 184.90 mag 12.58 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 21158+3159 : ALADIN DSS IMAGE @ 21h 15m 50.73s +31° 59' 22.6"
 
 
 
 
WDS 21158+3159 TDT 2868 : NEIGHBORHOODS
 
 
FoV:
Limit:
Primaries only

21158+3159 TDT2868 distance=1' 21162+3145 TDT2871 distance=16' 21146+3157 GRV 437 distance=16' 21171+3203 FOX9054 distance=17' 21160+3217 SEI1482 distance=19' 21174+3203 HJ 931 distance=20' 21148+3216 SEI1463 distance=22' 21132+3202 J 3127AB distance=34' 21132+3202 J 3127AC distance=34' 21138+3225 DAM1261 distance=37' 21157+3235 HJ 1628 distance=37' 21128+3210 TDT2827 distance=40' 21148+3238 TOB 218 distance=41' 21182+3227 GRV 444 distance=43' 21149+3240 HJ 1627 distance=44' 21132+3228 SEI1451 distance=45' 21155+3114 TDT2862 distance=46' 21125+3217 SEI1443 distance=47' 21152+3251 HEI 284AB distance=52' 21152+3251 HEI 284AC distance=52' 21119+3216 SEI1440 distance=53' 21118+3211 SEI1438 distance=53' 21198+3138 GRV 445 distance=56' 21136+3249 TDT2837 distance=58' 21133+3248 KPP2620 distance=59' 21112+3214 SEI1433 distance=61' 21131+3249 SEI1446 distance=61' 21142+3058 COU 834 distance=66' 21207+3226 POP 201 distance=67' 21133+3100 BRT 286 distance=69' 21153+3051 GRV 439 distance=69' 21208+3227 STT 437AB distance=70' 21208+3227 STT 437AC distance=70' 21145+3052 TDT2850 distance=70' 21104+3215 SEI1425AB distance=71' 21104+3215 TOB 212AC distance=71' 21203+3240 GRV 449 distance=71' 21218+3230 HLM 40 distance=72' 21102+3151 SEI1423 distance=73' 21120+3252 TDT2819 distance=73' 21151+3313 TOB 217 distance=74' 21155+3313 TOB 215 distance=75' 21156+3314 GYL 51 distance=75' 21205+3107 J 3135 distance=75' 21180+3049 COU1183 distance=76' 21156+3315 TOB 216 distance=77' 21155+3042 KPP 488 distance=78' 21125+3306 GRV 436 distance=79' 21098+3143 ES 2440 distance=79' 21159+3319 COU1478 distance=79' 21194+3306 J 1228 distance=80' 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 21158+3159 TDT2868 185 2.0 1
Show 21162+3145 TDT2871 230 3.3 16
Show 21146+3157 GRV 437 204 51.6 16
Show 21171+3203 FOX9054 358 6.1 17
Show 21160+3217 SEI1482 197 19.9 19
Show 21174+3203 HJ 931 356 9.9 20
Show 21148+3216 SEI1463 127 26.6 22
Show 21132+3202 J 3127 AB 158 1.5 34
Show 21132+3202 J 3127 AC 194 12.3 34
Show 21138+3225 DAM1261 339 19.4 37
Show 21157+3235 HJ 1628 252 15.1 37
Show 21128+3210 TDT2827 297 2.5 40
Show 21148+3238 TOB 218 295 21.8 41
Show 21182+3227 GRV 444 250 36.1 43
Show 21149+3240 HJ 1627 182 2.5 44
Show 21132+3228 SEI1451 250 27.7 45
Show 21155+3114 TDT2862 336 0.2 46
Show 21125+3217 SEI1443 139 25.6 47
Show 21152+3251 HEI 284 AB 26 4.3 52
Show 21152+3251 HEI 284 AC 224 8.7 52
Show 21119+3216 SEI1440 110 17.0 53
Show 21118+3211 SEI1438 93 22.5 53
Show 21198+3138 GRV 445 278 36.2 56
Show 21136+3249 TDT2837 93 0.7 58
Show 21133+3248 KPP2620 346 24.1 59
Show 21112+3214 SEI1433 297 9.6 61
Show 21131+3249 SEI1446 155 8.6 61
Show 21142+3058 COU 834 77 7.9 66
Show 21207+3226 POP 201 203 7.1 67
Show 21133+3100 BRT 286 251 6.6 69
Show 21153+3051 GRV 439 127 21.5 69
Show 21208+3227 STT 437 AB 17 2.5 70
Show 21208+3227 STT 437 AC 144 79.6 70
Show 21145+3052 TDT2850 173 2.7 70
Show 21104+3215 SEI1425 AB 34 21.4 71
Show 21104+3215 TOB 212 AC 79 24.2 71
Show 21203+3240 GRV 449 327 64.2 71
Show 21218+3230 HLM 40 23 15.5 72
Show 21102+3151 SEI1423 226 13.5 73
Show 21120+3252 TDT2819 7 3.3 73
Show 21151+3313 TOB 217 268 16.4 74
Show 21155+3313 TOB 215 232 16.2 75
Show 21156+3314 GYL 51 102 43.1 75
Show 21205+3107 J 3135 98 4.0 75
Show 21180+3049 COU1183 23 0.2 76
Show 21156+3315 TOB 216 135 14.2 77
Show 21155+3042 KPP 488 119 3.6 78
Show 21125+3306 GRV 436 182 54.7 79
Show 21098+3143 ES 2440 202 5.0 79
Show 21159+3319 COU1478 175 1.4 79
Show 21194+3306 J 1228 281 3.7 80

 
 
WDS 21158+3159 : COMPONENTS
 
 
  A
B pa=184.9°
sep=1.97"
 
 
21158+3159 A
 
 
Coord arcsec 2000 211550.73+315922.6 Mag 11.63 PmRA 22.00 PmDE 4.0
 
 
21158+3159 B
 
 
Coord arcsec 2000 211550.72+315920.6 Mag 12.58 PmRA 22.00 PmDE 4.0
Delta magnitude 0.95 Coordinate calculated yes