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Doubles in session


Current system
21555+4703
HJ 1705


Nearby doubles
5' : 21552+4700
TDT3240

14' : 21549+4651
DAM 299

16' : 21545+4650
ES 2714

17' : 21543+4652
DAM 298

25' : 21535+4716
COU2320

29' : 21547+4730
A 890

32' : 21526+4714
LI 7AB

41' : 21515+4706
HJ 1701

45' : 21580+4627
COU2236

47' : 21511+4711
A 774

51' : 21532+4619
SLN 43

55' : 22008+4717
WAK 6AB

56' : 22007+4722
COU2447

56' : 21588+4619
UC 267

57' : 21589+4748
ES 1176AB

59' : 21556+4605
TDT3245

62' : 21598+4746
TDS1151

63' : 21495+4716
HJ 1698

64' : 21492+4702
COU2317AB

70' : 21593+4606
COU2138

71' : 21586+4806
TDT3269

71' : 22002+4756
A 778AB

72' : 22025+4714
ES 528

73' : 21590+4807
COU2446

73' : 22013+4621
HJ 1714

75' : 21500+4615
KPP 870



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.

21555+4703 HJ 1705

 
 
21h 55m 31.43s +47° 03' 18.7" P.A. 82.00 sep 7.4 mag 10.50,12.60
 
 
Coord 2000 21555+4703 Discov num HJ 1705 Comp Coord arcsec 2000 21 55 31.43 +47 03 18.7
Date first 1828 Date last 2015 Obs 9
Pa first 80 Pa last 81.5 P.A. Now (θ) 81.5°
Sep first 3.5 Sep last 7.433 Sep. Now (ρ) 7.433"
Mag pri 10.50 Mag sec 12.60 delta mag (ΔM) 2.1 Spectral class
Pri motion ra +000 Sec motion ra +003
Pri motion dec -002 Sec motion dec -014
Notes R (Red magnitudes)
rPM=0.864
This double is not physical.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Constellation Cygnus Tycho2 3608-01537-1 Gaia DR2 1975979835729973248
 
 
WDS 21555+4703 HJ 1705 : 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
21555+4703 HJ 1705 2000 2 80 7.6 11.00 14.00 215531.42+470318.6
21555+4703 HJ 1705 2003 4 81 7.5 10.50 12.60 R 215531.43+470318.7
21555+4703 HJ 1705 2010 5 81 7.0 10.50 12.60 R 215531.43+470318.7
21555+4703 HJ 1705 2015 6 82 7.4 10.50 12.60 R 215531.43+470318.7

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

 
 
WDS 21555+4703 HJ 1705 : VISUAL OBSERVATIONS REPORTS
 
 
No records found.


 
 
WDS 21555+4703 HJ 1705 : MEASURES
 
 
No records found.

 
 
WDS 21555+4703 : VIRTUAL EYEPIECE
 
 

21555+4703 HJ 1705A mag 10.5 21555+4703 HJ 1705B sep 5.1 P.A. 77.60 mag 12.6 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 21555+4703 : ALADIN DSS IMAGE @ 21h 55m 31.43s +47° 03' 18.7"
 
 
 
 
WDS 21555+4703 HJ 1705 : NEIGHBORHOODS
 
 
FoV:
Limit:
Primaries only

21555+4703 HJ 1705 distance=0' 21552+4700 TDT3240 distance=5' 21549+4651 DAM 299 distance=14' 21545+4650 ES 2714 distance=16' 21543+4652 DAM 298 distance=17' 21535+4716 COU2320 distance=25' 21547+4730 A 890 distance=29' 21526+4714 LI 7AB distance=32' 21526+4714 LI 7AC distance=32' 21515+4706 HJ 1701 distance=41' 21580+4627 COU2236 distance=45' 21511+4711 A 774 distance=47' 21532+4619 SLN 43 distance=51' 22008+4717 WAK 7CD distance=55' 22008+4717 WAK 6AB distance=55' 22007+4722 COU2447 distance=56' 21588+4619 UC 267 distance=56' 21589+4748 ES 1176BC distance=56' 21589+4748 ES 1176AB distance=57' 21556+4605 TDT3245 distance=59' 21598+4746 TDS1151 distance=62' 21495+4716 HJ 1698 distance=63' 21492+4702 COU2317AB distance=64' 21492+4702 COU2317AC distance=64' 21593+4606 COU2138 distance=70' 21586+4806 TDT3269 distance=71' 22002+4756 A 778AB distance=71' 22002+4756 A 778AB,C distance=71' 22025+4714 ES 528 distance=72' 21590+4807 COU2446 distance=73' 22013+4621 HJ 1714 distance=73' 21500+4615 KPP 870 distance=75' 21575+4816 ES 682 distance=76' 21548+4548 COU2137Aa,Ab distance=77' 21548+4548 STF2846AB distance=77' 21548+4548 STF2846AC distance=77' 22029+4717 A 781 distance=77' 21514+4811 TDT3198 distance=80' 22033+4646 ES 529 distance=81' 21571+4540 COU2235 distance=85' 21564+4829 TVB 14 distance=86' 21531+4826 COU2319AB distance=87' 21531+4826 GII 87AC distance=87' 21531+4826 COU2319AD distance=87' 21473+4644 SRW 11AB distance=87' 21473+4644 SRW 11AC distance=87' 21466+4713 HJ 1692 distance=93' 22002+4545 A 777 distance=93' 21509+4542 KPP4249 distance=95' 22046+4650 TDT3326 distance=95' 21488+4810 KPP1210 distance=96' 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 21555+4703 HJ 1705 82 7.4
Show 21552+4700 TDT3240 7 1.7 5
Show 21549+4651 DAM 299 309 6.8 14
Show 21545+4650 ES 2714 24 2.7 16
Show 21543+4652 DAM 298 188 3.8 17
Show 21535+4716 COU2320 190 1.1 25
Show 21547+4730 A 890 236 1.5 29
Show 21526+4714 LI 7 AB 40 4.7 32
Show 21526+4714 LI 7 AC 207 6.0 32
Show 21515+4706 HJ 1701 210 14.5 41
Show 21580+4627 COU2236 194 0.3 45
Show 21511+4711 A 774 14 0.6 47
Show 21532+4619 SLN 43 205 26.1 51
Show 22008+4717 WAK 7 CD 142 5.2 55
Show 22008+4717 WAK 6 AB 238 13.1 55
Show 22007+4722 COU2447 125 0.3 56
Show 21588+4619 UC 267 246 17.2 56
Show 21589+4748 ES 1176 BC 270 6.8 56
Show 21589+4748 ES 1176 AB 141 33.2 57
Show 21556+4605 TDT3245 263 0.5 59
Show 21598+4746 TDS1151 216 0.9 62
Show 21495+4716 HJ 1698 321 7.7 63
Show 21492+4702 COU2317 AB 111 0.3 64
Show 21492+4702 COU2317 AC 141 21.2 64
Show 21593+4606 COU2138 303 0.1 70
Show 21586+4806 TDT3269 120 0.6 71
Show 22002+4756 A 778 AB 220 0.3 71
Show 22002+4756 A 778 AB,C 222 7.1 71
Show 22025+4714 ES 528 148 3.2 72
Show 21590+4807 COU2446 55 0.4 73
Show 22013+4621 HJ 1714 251 17.2 73
Show 21500+4615 KPP 870 24 7.3 75
Show 21575+4816 ES 682 134 6.2 76
Show 21548+4548 COU2137 Aa,Ab 227 0.2 77
Show 21548+4548 STF2846 AB 266 3.6 77
Show 21548+4548 STF2846 AC 155 33.2 77
Show 22029+4717 A 781 197 2.6 77
Show 21514+4811 TDT3198 335 0.6 80
Show 22033+4646 ES 529 72 5.5 81
Show 21571+4540 COU2235 94 0.3 85
Show 21564+4829 TVB 14 128 13.3 86
Show 21531+4826 COU2319 AB 59 0.8 87
Show 21531+4826 GII 87 AC 31 6.2 87
Show 21531+4826 COU2319 AD 88 2.4 87
Show 21473+4644 SRW 11 AB 28 28.9 87
Show 21473+4644 SRW 11 AC 341 26.3 87
Show 21466+4713 HJ 1692 231 9.0 93
Show 22002+4545 A 777 82 2.3 93
Show 21509+4542 KPP4249 74 2.0 95
Show 22046+4650 TDT3326 2 4.0 95
Show 21488+4810 KPP1210 256 9.4 96

 
 
WDS 21555+4703 : COMPONENTS
 
 
  A
B pa=77.6°
sep=5.13"
 
 
21555+4703 A
 
 
Componente originario normalizzato AB Coord arcsec 2000 215531.43+470318.7 Mag 10.5 PmRA 0.00
PmDE -2.0 Tycho2 3608-01537-1
Tycho2
Tycho2 3608-01537-1 Pflag RAmdeg 328.88103589 DEmdeg 47.05521213
PmRA 0.8 PmDE -1.0 E RAmdeg 43 E DEmdeg 37
E pmRA 2.3 E pmDE 2.1 EpRAm 1983.59 EpDEm 1981.96
Num 4 Q RAmdeg 1.4 Q DEmdeg 0.6 Q pmRA 1.4
Q pmDE 0.6 BTmag 12.273 E BTmag 0.173 VTmag 11.150
E VTmag 0.085 Prox 999 TYC HIP
CCDM RAdeg 328.88100278 DEdeg 47.05522694 EpRA 1990 1.65
EpDE 1990 1.54 E RAdeg 60.1 E DEdeg 68.5 Posflg
Corr 0.2
 
 
21555+4703 B
 
 
Componente originario normalizzato AB Coord arcsec 2000 215531.92+470319.8 Mag 12.6 PmRA 3.00
PmDE -14.0 Calc delta mag 2.1 Calc coord yes