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Current system
21455+5356
TDT 3140


Nearby doubles
13' : 21443+5350
DAM 234

18' : 21465+5411
TDT3152

18' : 21443+5342
BKO 904

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BKO 903

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HJ 3058

21' : 21438+5343
BKO 902

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BKO 901

21' : 21435+5345
DAM 233

26' : 21482+5407
LDS5928

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ES 1013

35' : 21452+5431
HDS3098

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HJ 3062AB

36' : 21451+5432
TDT3135

37' : 21496+5350
TDT3181

40' : 21497+5342
ES 681

44' : 21501+5340
ES 1014

45' : 21405+5401
RAO 464

47' : 21421+5322
A 1894

48' : 21406+5416
BKO 900

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TDT3147

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ES 35AB

49' : 21472+5310
GIC 171

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TDT3099

50' : 21400+5407
GIC 169

51' : 21406+5423
BKO 899

52' : 21398+5403
TDT3093



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

21455+5356 TDT 3140

 
 
21h 45m 30.83s +53° 56' 14.0" P.A. 257.00 sep 1.1 mag 10.65,12.20
 
 
Coord 2000 21455+5356 Discov num TDT3140 Comp Coord arcsec 2000 21 45 30.83 +53 56 14.0
Date first 1991 Date last 1991 Obs 1
Pa first 257 Pa last 257.2 P.A. Now (θ) 257.2°
Sep first 1.1 Sep last 1.14 Sep. Now (ρ) 1.14"
Mag pri 10.65 Mag sec 12.20 delta mag (ΔM) 1.55 Spectral class
Pri motion ra -023 Sec motion ra -023
Pri motion dec -017 Sec motion dec -017
Notes
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Constellation Cygnus Tycho2 3967-02454-1 Gaia DR2 2173525477824756736
 
 
WDS 21455+5356 TDT 3140 : 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
21455+5356 TDT3140 1991 1 257 1.1 10.65 12.20 214530.83+535614.0

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

 
 
WDS 21455+5356 TDT 3140 : VISUAL OBSERVATIONS REPORTS
 
 
No records found.


 
 
WDS 21455+5356 TDT 3140 : MEASURES
 
 
No records found.

 
 
WDS 21455+5356 : VIRTUAL EYEPIECE
 
 

21455+5356 TDT3140A mag 10.65 21455+5356 TDT3140B sep 0.7 P.A. 248.90 mag 12.2 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 21455+5356 : ALADIN DSS IMAGE @ 21h 45m 30.83s +53° 56' 14.0"
 
 
 
 
WDS 21455+5356 TDT 3140 : NEIGHBORHOODS
 
 
FoV:
Limit:
Primaries only

21455+5356 TDT3140 distance=0' 21443+5350 DAM 234 distance=13' 21465+5411 TDT3152 distance=18' 21443+5342 BKO 904 distance=18' 21441+5342 BKO 903 distance=19' 21439+5344 HJ 3058 distance=20' 21438+5343 BKO 902 distance=21' 21436+5346 BKO 901 distance=21' 21435+5345 DAM 233 distance=21' 21482+5407 LDS5928 distance=26' 21477+5419 ES 1013 distance=31' 21452+5431 HDS3098 distance=35' 21495+5349 HJ 3062AB distance=36' 21495+5349 HJ 3066AC distance=36' 21495+5349 HJ 3066AD distance=36' 21451+5432 TDT3135 distance=36' 21496+5350 TDT3181 distance=37' 21497+5342 ES 681 distance=40' 21501+5340 ES 1014 distance=44' 21405+5401 RAO 464 distance=45' 21421+5322 A 1894 distance=47' 21406+5416 BKO 900 distance=48' 21460+5308 TDT3147 distance=49' 21406+5419 ES 35AB distance=49' 21406+5419 ES 35AC distance=49' 21406+5419 ABH 149AD distance=49' 21406+5419 ABH 149AE distance=49' 21406+5419 ABH 149AF distance=49' 21406+5419 ABH 149AG distance=49' 21406+5419 ABH 149AH distance=49' 21406+5419 ABH 149AI distance=49' 21406+5419 ABH 149AJ distance=49' 21406+5419 ABH 149AK distance=49' 21472+5310 GIC 171 distance=49' 21403+5338 TDT3099 distance=50' 21400+5407 GIC 169 distance=50' 21406+5423 BKO 899 distance=51' 21398+5403 TDT3093 distance=52' 21425+5308 ES 1009 distance=55' 21514+5418 HLD 50AB distance=56' 21514+5418 HLD 50AC distance=56' 21429+5448 STI2587 distance=57' 21520+5401 BU 1507 distance=58' 21452+5254 ES 1011 distance=63' 21400+5316 TDS1138 distance=64' 21395+5438 ES 1008 distance=68' 21522+5429 STI2596 distance=68' 21533+5400 HDS3115 distance=70' 21376+5403 HDS3078 distance=70' 21378+5333 TDT3067 distance=73' 21535+5417 BU 841 distance=74' 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 21455+5356 TDT3140 257 1.1
Show 21443+5350 DAM 234 231 7.3 13
Show 21465+5411 TDT3152 314 0.5 18
Show 21443+5342 BKO 904 324 4.4 18
Show 21441+5342 BKO 903 270 12.1 19
Show 21439+5344 HJ 3058 264 9.1 20
Show 21438+5343 BKO 902 329 6.9 21
Show 21436+5346 BKO 901 142 8.2 21
Show 21435+5345 DAM 233 227 8.3 21
Show 21482+5407 LDS5928 46 7.1 26
Show 21477+5419 ES 1013 15 2.2 31
Show 21452+5431 HDS3098 61 19.9 35
Show 21495+5349 HJ 3062 AB 123 21.4 36
Show 21495+5349 HJ 3066 AC 202 30.8 36
Show 21495+5349 HJ 3066 AD 181 36.3 36
Show 21451+5432 TDT3135 194 2.2 36
Show 21496+5350 TDT3181 265 1.6 37
Show 21497+5342 ES 681 225 2.2 40
Show 21501+5340 ES 1014 231 4.0 44
Show 21405+5401 RAO 464 334 1.9 45
Show 21421+5322 A 1894 142 2.0 47
Show 21406+5416 BKO 900 172 5.4 48
Show 21460+5308 TDT3147 195 1.4 49
Show 21406+5419 ES 35 AB 219 8.6 49
Show 21406+5419 ES 35 AC 28 18.2 49
Show 21406+5419 ABH 149 AD 304 11.6 49
Show 21406+5419 ABH 149 AE 252 77.0 49
Show 21406+5419 ABH 149 AF 348 64.5 49
Show 21406+5419 ABH 149 AG 303 89.9 49
Show 21406+5419 ABH 149 AH 294 87.0 49
Show 21406+5419 ABH 149 AI 280 83.8 49
Show 21406+5419 ABH 149 AJ 241 127.9 49
Show 21406+5419 ABH 149 AK 228 100.6 49
Show 21472+5310 GIC 171 191 13.7 49
Show 21403+5338 TDT3099 259 2.1 50
Show 21400+5407 GIC 169 78 1.2 50
Show 21406+5423 BKO 899 154 7.5 51
Show 21398+5403 TDT3093 333 0.4 52
Show 21425+5308 ES 1009 298 4.2 55
Show 21514+5418 HLD 50 AB 175 1.6 56
Show 21514+5418 HLD 50 AC 334 7.6 56
Show 21429+5448 STI2587 108 8.9 57
Show 21520+5401 BU 1507 67 17.4 58
Show 21452+5254 ES 1011 222 7.5 63
Show 21400+5316 TDS1138 98 1.1 64
Show 21395+5438 ES 1008 308 8.4 68
Show 21522+5429 STI2596 224 10.7 68
Show 21533+5400 HDS3115 75 1.4 70
Show 21376+5403 HDS3078 222 0.3 70
Show 21378+5333 TDT3067 34 0.8 73
Show 21535+5417 BU 841 195 2.1 74

 
 
WDS 21455+5356 : COMPONENTS
 
 
  A
B pa=248.9°
sep=0.70"
 
 
21455+5356 A
 
 
Componente originario normalizzato AB Coord arcsec 2000 214530.83+535614.0 Mag 10.65 PmRA -23.00
PmDE -17.0 Tycho2 3967-02454-1
Tycho2
Tycho2 3967-02454-1 Pflag RAmdeg 326.37843351 DEmdeg 53.93721562
PmRA -22.7 PmDE -16.6 E RAmdeg 24 E DEmdeg 24
E pmRA 1.7 E pmDE 1.6 EpRAm 1987.25 EpDEm 1987.08
Num 5 Q RAmdeg 0.3 Q DEmdeg 0.1 Q pmRA 0.4
Q pmDE 0.1 BTmag 11.161 E BTmag 0.049 VTmag 10.567
E VTmag 0.041 Prox 999 TYC T HIP
CCDM RAdeg 326.37852444 DEdeg 53.93725361 EpRA 1990 1.61
EpDE 1990 1.63 E RAdeg 28.5 E DEdeg 29.2 Posflg
Corr 0.0
 
 
21455+5356 B
 
 
Componente originario normalizzato AB Coord arcsec 2000 214530.76+535613.7 Mag 12.2 PmRA -23.00
PmDE -17.0 Calc delta mag 1.55 Calc coord yes