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Current system
21362+4253
HO 463
HD 205731


Nearby doubles
10' : 21355+4300
ES 1456

12' : 21365+4304
COU2233

14' : 21360+4307
TDT3049

16' : 21360+4237
ES 1457AB

22' : 21381+4258
ES 1458

29' : 21389+4249
J 1232AB

34' : 21346+4322
AG 418

35' : 21385+4317
DA 15

37' : 21333+4306
ES 1455

39' : 21392+4311
GIC 168

40' : 21368+4332
HJ 1666

43' : 21395+4317
DA 14

47' : 21361+4206
TDT3050

50' : 21402+4316
AC 20AB

53' : 21336+4209
KPP4237

58' : 21398+4211
TDT3094

63' : 21340+4156
J 3142

64' : 21380+4153
A 402

65' : 21309+4228
TDT3004AB

69' : 21304+4229
TDT3003

69' : 21373+4145
GRV 486

69' : 21400+4348
TDT3097

71' : 21409+4205
TDT3104

73' : 21322+4155
TDT3016

73' : 21427+4303
TDT3117

74' : 21296+4307
COU2232



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

21362+4253 HO 463 (HD 205731)

 
 
21h 36m 11.14s +42° 53' 07.4" P.A. 180.00 sep 0.5 mag 8.97,9.38 Sp A2
 
 
Coord 2000 21362+4253 Discov num HO  463 Comp Coord arcsec 2000 21 36 11.14 +42 53 07.4
Date first 1890 Date last 2016 Obs 26
Pa first 155 Pa last 180.2 P.A. Now (θ) 180.2°
Sep first 0.3 Sep last 0.508 Sep. Now (ρ) 0.508"
Mag pri 8.97 Mag sec 9.38 delta mag (ΔM) 0.41 Spectral class A2 (white)
Pri motion ra +014 Sec motion ra +014
Pri motion dec +005 Sec motion dec +005
Notes
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Name HD 205731 Constellation Cygnus SAO 51083 Tycho2 3191-00239-1
Gaia DR2 1967575993483595392 HD 205731
 
 
WDS 21362+4253 HO 463 (HD 205731) : NOTES
 
 
No records found.

 
 
DISCOVERER
 
 
discov author
HO Hough, G.W.
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr dm_number notes coord_arcsec_2000
21362+4253 HO 463 2001 21 181 0.5 8.97 9.38 A2 +42 4151 213611.14+425307.4
21362+4253 HO 463 2008 22 179 0.5 8.97 9.38 A2 +42 4151 213611.14+425307.4
21362+4253 HO 463 2010 23 178 0.5 8.97 9.38 A2 +42 4151 213611.14+425307.4
21362+4253 HO 463 2016 24 180 0.6 8.97 9.38 A2 +42 4151 213611.14+425307.4

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

 
 
WDS 21362+4253 HO 463 (HD 205731) : VISUAL OBSERVATIONS REPORTS
 
 
No records found.


 
 
WDS 21362+4253 HO 463 (HD 205731) : MEASURES
 
 
No records found.

 
 
WDS 21362+4253 (HD 205731) : VIRTUAL EYEPIECE
 
 

21362+4253 HO 463A mag 8.97 Sp A2 21362+4253 HO 463B sep 0.5 P.A. 180.20 mag 9.38 virtual eyepiece
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Radius:
Components only
 
 
WDS 21362+4253 (HD 205731) : ALADIN DSS IMAGE @ 21h 36m 11.14s +42° 53' 07.4"
 
 
 
 
WDS 21362+4253 HO 463 (HD 205731) : NEIGHBORHOODS
 
 
FoV:
Limit:
Primaries only

21362+4253 HO 463 distance=0' 21355+4300 ES 1456 distance=10' 21365+4304 COU2233 distance=12' 21360+4307 TDT3049 distance=14' 21360+4237 ES 1457AB distance=16' 21381+4258 ES 1458 distance=22' 21389+4249 J 1232AB distance=29' 21389+4249 J 1232AC distance=29' 21346+4322 AG 418 distance=34' 21385+4317 DA 15 distance=35' 21333+4306 ES 1455 distance=37' 21392+4311 GIC 168 distance=39' 21368+4332 HJ 1666 distance=40' 21395+4317 DA 14 distance=43' 21361+4206 TDT3050 distance=47' 21402+4316 AC 20AB distance=50' 21402+4316 STTA221AC distance=50' 21402+4316 AC 20AD distance=50' 21402+4316 AC 20AE distance=50' 21336+4209 KPP4237 distance=53' 21398+4211 TDT3094 distance=58' 21340+4156 J 3142 distance=63' 21380+4153 A 402 distance=64' 21309+4228 TDT3004AB distance=65' 21304+4229 TDT3003 distance=69' 21373+4145 GRV 486 distance=69' 21400+4348 TDT3097 distance=69' 21409+4205 TDT3104 distance=71' 21322+4155 TDT3016 distance=73' 21427+4303 TDT3117 distance=73' 21296+4307 COU2232 distance=74' 21306+4213 STT 441AB distance=74' 21306+4213 FYM 336AC distance=74' 21306+4213 FYM 336AD distance=74' 21426+4226 BU 1505BC distance=76' 21426+4226 STF2820AB distance=76' 21426+4226 BU 1505AC distance=76' 21371+4409 POP 139 distance=77' 21395+4144 FOX 262EF distance=79' 21395+4144 BU 449AB distance=79' 21395+4144 STT 447AC distance=79' 21395+4144 BU 449AD distance=79' 21395+4144 STT 447AE distance=79' 21395+4144 ABH 148AH distance=79' 21395+4144 ABH 148AI distance=79' 21395+4144 ABH 148AJ distance=79' 21395+4144 ABH 148AK distance=79' 21395+4144 ABH 148AG distance=79' 21330+4139 TDT3024 distance=83' 21392+4411 BU 1331 distance=85' 21354+4128 GRV 480 distance=85' 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 21362+4253 HO 463 180 0.5 0
Show 21355+4300 ES 1456 137 3.5 10
Show 21365+4304 COU2233 113 0.1 12
Show 21360+4307 TDT3049 337 1.4 14
Show 21360+4237 ES 1457 AB 76 3.7 16
Show 21381+4258 ES 1458 187 2.9 22
Show 21389+4249 J 1232 AB 204 2.7 29
Show 21389+4249 J 1232 AC 304 1.2 29
Show 21346+4322 AG 418 113 13.9 34
Show 21385+4317 DA 15 72 1.6 35
Show 21333+4306 ES 1455 293 6.6 37
Show 21392+4311 GIC 168 275 6.8 39
Show 21368+4332 HJ 1666 238 8.1 40
Show 21395+4317 DA 14 350 3.9 43
Show 21361+4206 TDT3050 310 0.7 47
Show 21402+4316 AC 20 AB 329 2.7 50
Show 21402+4316 STTA221 AC 253 65.0 50
Show 21402+4316 AC 20 AD 290 2.0 50
Show 21402+4316 AC 20 AE 280 2.2 50
Show 21336+4209 KPP4237 146 25.1 53
Show 21398+4211 TDT3094 229 2.9 58
Show 21340+4156 J 3142 57 5.8 63
Show 21380+4153 A 402 47 0.8 64
Show 21309+4228 TDT3004 AB 164 5.9 65
Show 21304+4229 TDT3003 309 0.5 69
Show 21373+4145 GRV 486 348 28.0 69
Show 21400+4348 TDT3097 253 0.4 69
Show 21409+4205 TDT3104 233 2.2 71
Show 21322+4155 TDT3016 356 0.6 73
Show 21427+4303 TDT3117 163 0.8 73
Show 21296+4307 COU2232 17 1.8 74
Show 21306+4213 STT 441 AB 328 6.1 74
Show 21306+4213 FYM 336 AC 123 9.5 74
Show 21306+4213 FYM 336 AD 280 19.4 74
Show 21426+4226 BU 1505 BC 177 21.4 76
Show 21426+4226 STF2820 AB 230 16.0 76
Show 21426+4226 BU 1505 AC 200 33.6 76
Show 21371+4409 POP 139 183 1.0 77
Show 21395+4144 FOX 262 EF 46 41.7 79
Show 21395+4144 BU 449 AB 14 6.0 79
Show 21395+4144 STT 447 AC 176 14.0 79
Show 21395+4144 BU 449 AD 248 18.9 79
Show 21395+4144 STT 447 AE 43 29.1 79
Show 21395+4144 ABH 148 AH 263 74.4 79
Show 21395+4144 ABH 148 AI 271 92.9 79
Show 21395+4144 ABH 148 AJ 95 71.2 79
Show 21395+4144 ABH 148 AK 49 74.7 79
Show 21395+4144 ABH 148 AG 337 33.8 79
Show 21330+4139 TDT3024 316 0.5 83
Show 21392+4411 BU 1331 340 0.7 85
Show 21354+4128 GRV 480 17 15.1 85

 
 
WDS 21362+4253 : COMPONENTS
 
 
  A
B pa=180.2°
sep=0.51"
 
 
21362+4253 A
 
 
Name HD 205731 Coord arcsec 2000 213611.14+425307.4 Mag 8.97 Spectral class A2 (white)
PmRA 14.00 PmDE 5.0 SAO 51083 Tycho2 3191-00239-1
HD 205731 DM BD+42 4151
Tycho2
Tycho2 3191-00239-1 Pflag RAmdeg 324.04641832 DEmdeg 42.88534176
PmRA 14.1 PmDE 5.0 E RAmdeg 6 E DEmdeg 6
E pmRA 1.2 E pmDE 1.2 EpRAm 1991.25 EpDEm 1991.19
Num 6 Q RAmdeg 0.7 Q DEmdeg 0.7 Q pmRA 0.7
Q pmDE 0.7 BTmag 8.777 E BTmag 0.017 VTmag 8.485
E VTmag 0.012 Prox 999 TYC T HIP
CCDM RAdeg 324.04637389 DEdeg 42.88532972 EpRA 1990 1.66
EpDE 1990 1.62 E RAdeg 5.8 E DEdeg 6.0 Posflg P
Corr 0.2
SAO
SAO 51083 DelFlag RA1950 PmRA1950 -0.002
DE1950 PmDE1950 -0.004 Vmag 8.3 SpType A2
Double code Source 4 CatNum 2048 DM BD+42 4151
DMcomp BDsup HD 205731 M HD 0
GC RA1950rad 5.64714013 DE1950rad 0.74456671 PmRA2000 -0.0018
PmDE2000 -0.008
CCDM
Ccdm 21362+4253 RComp Comp A Note1
Note2 Discov num DRAs -0.99 DDEs 8.0
R dRAs 10 Year Theta Rho
Obs 2 Vmag 8.9 Sp A2 PmNote *
PmRA 0 PmDE 17 Dm number +42 4151 Cat1 BD
Name2 +42 2048 Cat2 AGK2/3 HD 205731 M HD
ADS BDS A15131 M ADS BDS N IDS IDS 21323N4226A
HIC
 
 
21362+4253 B
 
 
Coord arcsec 2000 213611.14+425306.9 Mag 9.38 PmRA 14.00 PmDE 5.0
Delta magnitude 0.41 Coordinate calculated yes
CCDM
Ccdm 21362+4253 RComp Comp B Note1
Note2 Discov num HO 463 DRAs DDEs
R dRAs Year 1957 Theta 170 Rho 0.4
Obs 8 Vmag 8.9 Sp PmNote
PmRA PmDE Dm number Cat1
Name2 Cat2 HD M HD
ADS BDS A15131 M ADS BDS N IDS IDS 21323N4226B
HIC