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Doubles in session


Current system
21277+5656
HJ 1649


Nearby doubles
15' : 21287+5710
BU 1142

32' : 21246+5715
HEI 881

34' : 21314+5641
TDT3007

44' : 21249+5734
A 766

45' : 21252+5618
TDS1127

51' : 21275+5747
HJ 1648

51' : 21302+5743
TDT3000

55' : 21220+5631
CRB 210

58' : 21223+5734
A 764AB

62' : 21346+5633
A 1893AB

63' : 21353+5648
TDT3045

65' : 21314+5754
ES 1800

67' : 21329+5607
HJ 1658

74' : 21203+5737
MLB 87

75' : 21360+5728
STF2813

80' : 21256+5814
BU 1141

82' : 21364+5738
PET 4

82' : 21377+5659
MLR 583

85' : 21373+5731
PET 5

88' : 21384+5658
LEE 1AB

89' : 21377+5734
D 25AB

92' : 21345+5545
STI2572

93' : 21380+5738
PET 6

95' : 21373+5606
STI2578

95' : 21202+5809
STI2566

95' : 21196+5552
MLR 582



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.

21277+5656 HJ 1649

 
 
21h 27m 44.24s +56° 57' 00.8" P.A. 61.00 sep 5.9 mag 11.69,12.40 Sp G2
 
 
Coord 2000 21277+5656 Discov num HJ 1649 Comp Coord arcsec 2000 21 27 44.24 +56 57 00.8
Date first 1828 Date last 2015 Obs 14
Pa first 206 Pa last 60.6 P.A. Now (θ) 60.6°
Sep first 6.0 Sep last 5.87 Sep. Now (ρ) 5.87"
Mag pri 11.69 Mag sec 12.40 delta mag (ΔM) 0.71 Spectral class G2 (yellow)
Pri motion ra -079 Sec motion ra +029
Pri motion dec -081 Sec motion dec -026
Notes
rPM=1.071
This double is not physical.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Constellation Cepheus Gaia DR2 2178776921464654208
 
 
WDS 21277+5656 HJ 1649 : 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
21277+5656 HJ 1649 2007 6 64 5.2 11.69 12.40 D 212744.24+565700.8
21277+5656 HJ 1649 2013 9 62 5.7 11.69 12.40 G2 212744.24+565700.8
21277+5656 HJ 1649 2015 10 61 5.9 11.69 12.40 G2 212744.24+565700.8

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

 
 
WDS 21277+5656 HJ 1649 : VISUAL OBSERVATIONS REPORTS
 
 
No records found.


 
 
WDS 21277+5656 HJ 1649 : MEASURES
 
 
No records found.

 
 
WDS 21277+5656 : VIRTUAL EYEPIECE
 
 

21277+5656 HJ 1649A mag 11.69 Sp G2 21277+5656 HJ 1649B sep 4.0 P.A. 44.10 mag 12.4 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 21277+5656 : ALADIN DSS IMAGE @ 21h 27m 44.24s +56° 57' 00.8"
 
 
 
 
WDS 21277+5656 HJ 1649 : NEIGHBORHOODS
 
 
FoV:
Limit:
Primaries only

21277+5656 HJ 1649 distance=0' 21287+5710 BU 1142 distance=15' 21246+5715 HEI 881 distance=32' 21314+5641 TDT3007 distance=34' 21249+5734 A 766 distance=44' 21252+5618 TDS1127 distance=45' 21275+5747 HJ 1648 distance=51' 21302+5743 TDT3000 distance=51' 21220+5631 CRB 210 distance=55' 21223+5734 A 764AB distance=58' 21223+5734 POP1233AC distance=58' 21346+5633 A 1893AB distance=62' 21346+5633 A 1893AB,C distance=62' 21353+5648 TDT3045 distance=63' 21314+5754 ES 1800 distance=65' 21329+5607 HJ 1658 distance=67' 21203+5737 MLB 87 distance=74' 21360+5728 STF2813 distance=75' 21256+5814 BU 1141 distance=80' 21364+5738 PET 4 distance=82' 21377+5659 MLR 583 distance=82' 21373+5731 PET 5 distance=85' 21384+5658 LEE 1AB distance=88' 21384+5658 ES 140AC distance=88' 21377+5734 D 25AB distance=89' 21377+5734 STF2815AB,C distance=89' 21345+5545 STI2572 distance=92' 21380+5738 PET 6 distance=93' 21373+5606 STI2578 distance=95' 21202+5809 STI2566 distance=95' 21196+5552 MLR 582 distance=95' 21165+5727 STI2562 distance=96' 21351+5538 STI2574 distance=97' 21390+5729 FLE 3DE distance=97' 21390+5729 MIU 2Aa,Ab distance=97' 21390+5729 BU 1143AB distance=97' 21390+5729 STF2816AC distance=97' 21390+5729 STF2816AD distance=97' 21390+5729 GUI 36CD distance=97' 21385+5741 PET 7 distance=98' 21274+5835 MLR 435 distance=99' 21178+5756 STI2564 distance=100' 21395+5729 STI2582 distance=101' 21394+5732 PET 9 distance=101' 21391+5742 PET 8 distance=103' 21237+5518 A 1892 distance=106' 21405+5713 PET 10 distance=106' 21252+5513 VKI 42 distance=107' 21405+5636 CON 41AB distance=107' 21405+5636 CON 41CD distance=107' 21147+5702 HJ 1630 distance=108' 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 21277+5656 HJ 1649 61 5.9
Show 21287+5710 BU 1142 6 0.4 15
Show 21246+5715 HEI 881 71 3.2 32
Show 21314+5641 TDT3007 250 0.5 34
Show 21249+5734 A 766 225 0.6 44
Show 21252+5618 TDS1127 236 1.1 45
Show 21275+5747 HJ 1648 29 9.3 51
Show 21302+5743 TDT3000 164 0.5 51
Show 21220+5631 CRB 210 341 12.9 55
Show 21223+5734 A 764 AB 21 1.3 58
Show 21223+5734 POP1233 AC 192 84.1 58
Show 21346+5633 A 1893 AB 24 0.7 62
Show 21346+5633 A 1893 AB,C 67 16.4 62
Show 21353+5648 TDT3045 52 1.9 63
Show 21314+5754 ES 1800 86 3.4 65
Show 21329+5607 HJ 1658 145 10.9 67
Show 21203+5737 MLB 87 333 2.7 74
Show 21360+5728 STF2813 272 10.2 75
Show 21256+5814 BU 1141 166 3.3 80
Show 21364+5738 PET 4 191 0.4 82
Show 21377+5659 MLR 583 15 0.8 82
Show 21373+5731 PET 5 76 0.8 85
Show 21384+5658 LEE 1 AB 186 6.7 88
Show 21384+5658 ES 140 AC 341 12.3 88
Show 21377+5734 D 25 AB 164 1.0 89
Show 21377+5734 STF2815 AB,C 81 7.5 89
Show 21345+5545 STI2572 245 12.8 92
Show 21380+5738 PET 6 118 1.5 93
Show 21373+5606 STI2578 114 6.3 95
Show 21202+5809 STI2566 125 13.2 95
Show 21196+5552 MLR 582 348 0.9 95
Show 21165+5727 STI2562 77 11.2 96
Show 21351+5538 STI2574 37 10.6 97
Show 21390+5729 FLE 3 DE 351 55.2 97
Show 21390+5729 MIU 2 Aa,Ab 196 0.1 97
Show 21390+5729 BU 1143 AB 319 1.8 97
Show 21390+5729 STF2816 AC 120 11.8 97
Show 21390+5729 STF2816 AD 339 20.6 97
Show 21390+5729 GUI 36 CD 324 30.6 97
Show 21385+5741 PET 7 256 0.5 98
Show 21274+5835 MLR 435 236 0.2 99
Show 21178+5756 STI2564 212 5.0 100
Show 21395+5729 STI2582 187 20.9 101
Show 21394+5732 PET 9 42 1.2 101
Show 21391+5742 PET 8 218 1.4 103
Show 21237+5518 A 1892 351 0.8 106
Show 21405+5713 PET 10 15 0.1 106
Show 21252+5513 VKI 42 187 2.1 107
Show 21405+5636 CON 41 AB 133 0.7 107
Show 21405+5636 CON 41 CD 48 2.5 107
Show 21147+5702 HJ 1630 133 17.4 108

 
 
WDS 21277+5656 : COMPONENTS
 
 
  A
B pa=44.1°
sep=4.01"
 
 
21277+5656 A
 
 
Componente originario normalizzato AB Coord arcsec 2000 212744.24+565700.8 Mag 11.69 Spectral class G2 (yellow)
PmRA -79.00 PmDE -81.0
 
 
21277+5656 B
 
 
Componente originario normalizzato AB Coord arcsec 2000 212744.58+565703.7 Mag 12.4 PmRA 29.00
PmDE -26.0 Calc delta mag 0.71 Calc coord yes