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Doubles in session


Current system
21368+4332
HJ 1666


Nearby doubles
16' : 21346+4322
AG 418

26' : 21360+4307
TDT3049

30' : 21365+4304
COU2233

34' : 21385+4317
DA 15

34' : 21355+4300
ES 1456

40' : 21362+4253
HO 463

40' : 21333+4306
ES 1455

41' : 21371+4409
POP 139

43' : 21381+4258
ES 1458

44' : 21395+4317
DA 14

44' : 21392+4311
GIC 168

50' : 21400+4348
TDT3097

52' : 21402+4316
AC 20AB

54' : 21389+4249
J 1232

55' : 21360+4237
ES 1457AB

55' : 21392+4411
BU 1331

61' : 21391+4421
HJ 1673

67' : 21316+4420
ES 1337AB

70' : 21336+4438
ES 1340AB

71' : 21296+4307
COU2232

72' : 21341+4441
TDT3035

74' : 21328+4437
ES 1339AB

76' : 21322+4438
ES 1338

81' : 21421+4414
A 403

82' : 21427+4303
TDT3117

84' : 21307+4435
ES 1336



Selections
Full WDS
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.

21368+4332 HJ 1666

 
 
21h 35m 43.12s +43° 31' 58.1" P.A. 238.00 sep 8.1 mag 10.10,10.80
 
 
Coord 2000 21368+4332 Discov num HJ 1666 Comp Coord arcsec 2000 21 35 43.12 +43 31 58.1
Date first 1828 Date last 2016 Obs 10
Pa first 233 Pa last 238.4 P.A. Now (θ) 238.4°
Sep first 6.0 Sep last 8.087 Sep. Now (ρ) 8.087"
Mag pri 10.10 Mag sec 10.80 delta mag (ΔM) 0.7 Spectral class
Pri motion ra +002 Sec motion ra +015
Pri motion dec -013 Sec motion dec -001
Notes
rPM=1.177
This double is not physical.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Constellation Cygnus Gaia DR2 1967747070627849728
 
 
WDS 21368+4332 HJ 1666 : NOTES
 
 
No records found.

 
 
REFERENCES
 
 
refcode metd author reference
HJ_1826 Mb - Herschel, J.F.W. 1826MmRAS...2..459H
HJ_1826 MemRAS 2, 459, 1826
HJ_1829a Mb - Herschel, J.F.W. 1829MmRAS...3...47H
HJ_1829a MemRAS 3, 47, 1829
HJ_1829b Mb - Herschel, J.F.W. 1829MmRAS...3..177H
HJ_1829b MemRAS 3, 177, 1829
HJ_1831 Ma - Herschel, J.F.W. 1831MmRAS...4..331H
HJ_1831 +Mb MemRAS 4, part 2, 331, 1831
HJ_1833a Ma - Herschel, J.F.W. 1833MmRAS...5...13H
HJ_1833a +Mb MemRAS 5, 13, 1833
HJ_1833b orb - Herschel, J.F.W. 1833MmRAS...5..171H
HJ_1833b MemRAS 5, 171, 1833
HJ_1833c Mb - Herschel, J.F.W. 1833MmRAS...6....1H
HJ_1833c MemRAS 6, 1, 1833
HJ_1833d orb - Herschel, J.F.W. 1833MmRAS...6..149H
HJ_1833d MemRAS 6, 149, 1833
HJ_1835 Ma - Herschel, J.F.W. 1835MmRAS...8...37H
HJ_1835 +Mb MemRAS 8, 37, 1835
HJ_1836 Mb - Herschel, J.F.W. 1836MmRAS...9..193H
HJ_1836 MemRAS 9, 193, 1836
HJ_1847a Ma j Herschel, J.F.W. .
HJ_1847a +Mb Cape Results, London, 1847 (Cape of Good Hope Astronomical Observations 1834-1838)
HJ_1847b Ma j Herschel, J.F.W. .
HJ_1847b Cape Results, London, 1847
HJ_1850 orb - Herschel, J.F.W. 1850MmRAS..18...47H
HJ_1850 MemRAS 18, 47, 1850
HJ_1870 Mb - Herschel, J.F.W. 1870MmRAS..38....1H
HJ_1870 MemRAS 38, 1, 1870
HJ_1874A - Herschel, J.F.W. 1874MNRAS..35...28B
HJ_1874A cited by Burnham (MNRAS 35, 28, 1874)
HJ_1875A Ma - Herschel, J.F.W. 1875AN.....85..323D
HJ_1875A +Mb cited by Doberck, 1875 (see Dob1875b,f,g,h)
HJ_1880A Ma - Herschel, J.F.W. 1880Obs.....3..508G
HJ_1880A +Mb cited by Gledhill (Obs 3, 508, 1880)
HJ_1880B Mb - Herschel, J.F.W. 1880MNRAS..40..497B
HJ_1880B cited by Burnham (MNRAS 40, 497, 1880)
HJ_1897A Ma j Herschel, J.F.W. 1897MNRAS..57..541S
HJ_1897A cited by See (MNRAS 57, 541, 1897)
HJ_1905A Ma - Herschel, J.F.W. 1905LicOB...3..147A
HJ_1905A +Mb cited by Aitken (Lick Obs. Bull. 3, 147, 1905)
HJ_1906A Ma - Herschel, J.F.W. 1906MmRAS..56....1L
HJ_1906A +Mb cited by Lewis (MemRAS 56, 1, 1906)
HJ_1906B Ma - Herschel, J.F.W. 1906QB821.B972.....
HJ_1906B +Mb cited in BDS (Burnham Double Star Cat.), 1906
HJ_1927A Mb - Herschel, J.F.W. 1927sdsc.book......
HJ_1927A cited in SDS (Southern Double Star Catalog), 1927
HJ_1932A Mb - Herschel, J.F.W. 1932QB821.A43......
HJ_1932A cited in ADS (Aitken Double Star Cat.), 1932
HJ_9999 M j Herschel, J.F.W. ...................
HJ_9999 +Ma Unpublished, manuscript or reference not found.
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
21368+4332 HJ 1666 1908 1 235 9.3 10.10 10.80
21368+4332 HJ 1666 2000 5 238 8.4 10.10 10.80 213543.12+433158.1
21368+4332 HJ 1666 2002 6 238 8.3 10.10 10.80 213543.12+433158.1
21368+4332 HJ 1666 2016 6 239 8.1 10.10 10.80 213543.12+433158.1

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

 
 
WDS 21368+4332 HJ 1666 : VISUAL OBSERVATIONS REPORTS
 
 
No records found.


 
 
WDS 21368+4332 HJ 1666 : MEASURES
 
 
No records found.

 
 
WDS 21368+4332 : VIRTUAL EYEPIECE
 
 

21368+4332 HJ 1666A mag 10.1 21368+4332 HJ 1666B sep 6.5 P.A. 229.70 mag 10.8 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 21368+4332 : ALADIN DSS IMAGE @ 21h 35m 43.12s +43° 31' 58.1"
 
 
 
 
WDS 21368+4332 HJ 1666 : NEIGHBORHOODS
 
 
FoV:
Limit:
Primaries only

21368+4332 HJ 1666 distance=0' 21346+4322 AG 418 distance=16' 21360+4307 TDT3049 distance=26' 21365+4304 COU2233 distance=30' 21385+4317 DA 15 distance=34' 21355+4300 ES 1456 distance=34' 21362+4253 HO 463 distance=40' 21333+4306 ES 1455 distance=40' 21371+4409 POP 139 distance=41' 21381+4258 ES 1458 distance=43' 21395+4317 DA 14 distance=44' 21392+4311 GIC 168 distance=44' 21400+4348 TDT3097 distance=50' 21402+4316 AC 20AB distance=52' 21402+4316 STTA221AC distance=52' 21389+4249 J 1232 distance=54' 21360+4237 ES 1457AB distance=55' 21392+4411 BU 1331 distance=55' 21391+4421 HJ 1673 distance=61' 21316+4420 ES 1337AB distance=67' 21316+4420 ES 1337AC distance=67' 21336+4438 ES 1340AB distance=70' 21336+4438 ES 1340AC distance=70' 21296+4307 COU2232 distance=71' 21341+4441 TDT3035 distance=72' 21325+4436 POP 136A,BC distance=73' 21325+4436 POP 136BC distance=73' 21328+4437 ES 1339AB distance=74' 21328+4437 ES 1339AC distance=74' 21322+4438 ES 1338 distance=76' 21421+4414 A 403 distance=81' 21427+4303 TDT3117 distance=82' 21307+4435 ES 1336 distance=84' 21309+4228 TDT3004AB distance=84' 21361+4206 TDT3050 distance=86' 21304+4229 TDT3003 distance=87' 21336+4209 KPP4237 distance=87' 21280+4305 HO 160 distance=89' 21398+4211 TDT3094 distance=93' 21434+4417 HJ 1685 distance=94' 21422+4434 ES 1341AB distance=95' 21422+4434 ES 1341AC distance=95' 21313+4455 POP 137 distance=95' 21273+4315 HJ 1646 distance=97' 21306+4213 STT 441AB distance=98' 21306+4213 FYM 336AC distance=98' 21306+4213 FYM 336AD distance=98' 21340+4156 J 3142 distance=99' 21426+4226 BU 1505BC distance=100' 21426+4226 STF2820AB distance=100' 21426+4226 BU 1505AC distance=100' 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 21368+4332 HJ 1666 238 8.1
Show 21346+4322 AG 418 113 13.9 16
Show 21360+4307 TDT3049 355 0.9 26
Show 21365+4304 COU2233 121 0.1 30
Show 21385+4317 DA 15 72 1.6 34
Show 21355+4300 ES 1456 137 3.5 34
Show 21362+4253 HO 463 180 0.5 40
Show 21333+4306 ES 1455 293 6.6 40
Show 21371+4409 POP 139 183 1.0 41
Show 21381+4258 ES 1458 187 2.9 43
Show 21395+4317 DA 14 350 3.9 44
Show 21392+4311 GIC 168 275 6.8 44
Show 21400+4348 TDT3097 253 0.4 50
Show 21402+4316 AC 20 AB 329 2.7 52
Show 21402+4316 STTA221 AC 253 62.2 52
Show 21389+4249 J 1232 204 2.7 54
Show 21360+4237 ES 1457 AB 77 3.7 55
Show 21392+4411 BU 1331 340 0.7 55
Show 21391+4421 HJ 1673 80 5.4 61
Show 21316+4420 ES 1337 AB 264 6.2 67
Show 21316+4420 ES 1337 AC 152 22.9 67
Show 21336+4438 ES 1340 AB 222 7.6 70
Show 21336+4438 ES 1340 AC 165 5.9 70
Show 21296+4307 COU2232 17 1.8 71
Show 21341+4441 TDT3035 195 2.8 72
Show 21325+4436 POP 136 A,BC 249 23.6 73
Show 21325+4436 POP 136 BC 89 2.0 73
Show 21328+4437 ES 1339 AB 135 5.1 74
Show 21328+4437 ES 1339 AC 247 23.1 74
Show 21322+4438 ES 1338 42 6.5 76
Show 21421+4414 A 403 74 0.6 81
Show 21427+4303 TDT3117 163 0.8 82
Show 21307+4435 ES 1336 346 4.8 84
Show 21309+4228 TDT3004 AB 164 5.9 84
Show 21361+4206 TDT3050 310 0.7 86
Show 21304+4229 TDT3003 309 0.5 87
Show 21336+4209 KPP4237 146 25.1 87
Show 21280+4305 HO 160 182 2.0 89
Show 21398+4211 TDT3094 229 2.9 93
Show 21434+4417 HJ 1685 239 18.6 94
Show 21422+4434 ES 1341 AB 280 5.9 95
Show 21422+4434 ES 1341 AC 327 33.5 95
Show 21313+4455 POP 137 103 1.6 95
Show 21273+4315 HJ 1646 115 23.1 97
Show 21306+4213 STT 441 AB 328 6.1 98
Show 21306+4213 FYM 336 AC 123 9.5 98
Show 21306+4213 FYM 336 AD 280 19.4 98
Show 21340+4156 J 3142 57 5.8 99
Show 21426+4226 BU 1505 BC 177 21.4 100
Show 21426+4226 STF2820 AB 230 16.0 100
Show 21426+4226 BU 1505 AC 200 33.6 100

 
 
WDS 21368+4332 : COMPONENTS
 
 
  A
B pa=229.7°
sep=6.55"
 
 
21368+4332 A
 
 
Componente originario normalizzato AB Coord arcsec 2000 213543.12+433158.1 Mag 10.1 PmRA 2.00
PmDE -13.0
 
 
21368+4332 B
 
 
Componente originario normalizzato AB Coord arcsec 2000 213542.66+433153.9 Mag 10.8 PmRA 15.00
PmDE -1.0 Calc delta mag 0.7 Calc coord yes