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Doubles in session


Current system
21565+2900
HJ 1706


Nearby doubles
14' : 21575+2856
LEP 104

15' : 21561+2846
COU 837AB

20' : 21553+2850
COU 836

27' : 21575+2923
UC 4612

34' : 21540+2852
GRV 519

39' : 21556+2823
MLB 577AB

39' : 21538+2856
MLB 495

40' : 21572+2938
TDT3258

47' : 21555+2942
HO 609AB

48' : 22001+2909
BRT 60

53' : 21539+2821
WSI 8

54' : 22003+2922
MLB 497

57' : 21587+2949
BUP 231

60' : 21530+2939
BRT 59

62' : 21564+3001
MLB 721AB

64' : 21517+2856
HLD 49

65' : 21517+2852
SHN 256

67' : 21559+2753
HJ 1704

67' : 21524+2823
NSN 67

68' : 21580+2755
KPP3375

71' : 21593+2800
MLB 578

74' : 21510+2911
A 889AB

75' : 22012+2818
RAO 691

82' : 22025+2834
HEI 825

83' : 21573+2738
NSN 749

93' : 21521+2748
HO 171



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.

21565+2900 HJ 1706

 
 
21h 56m 33.42s +29° 00' 01.9" P.A. 260.00 sep 10.0 mag 11.11,12.10
 
 
Coord 2000 21565+2900 Discov num HJ 1706 Comp Coord arcsec 2000 21 56 33.42 +29 00 01.9
Date first 1894 Date last 2015 Obs 19
Pa first 292 Pa last 260.4 P.A. Now (θ) 260.4°
Sep first 8.9 Sep last 10 Sep. Now (ρ) 10"
Mag pri 11.11 Mag sec 12.10 delta mag (ΔM) 0.99 Spectral class
Pri motion ra +025 Sec motion ra -002
Pri motion dec +021 Sec motion dec -016
Notes
rPM=1.403
This double is not physical.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Constellation Pegasus Tycho2 2215-01007-1 Gaia DR2 1896452572011611776
 
 
WDS 21565+2900 HJ 1706 : 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
21565+2900 HJ 1706 2007 6 262 9.9 11.11 12.10 D 215633.42+290001.9
21565+2900 HJ 1706 2008 7 262 9.9 11.11 12.10 D 215633.42+290001.9
21565+2900 HJ 1706 2011 11 261 9.9 11.11 12.10 D 215633.42+290001.9
21565+2900 HJ 1706 2012 13 261 9.7 11.11 12.10 215633.42+290001.9
21565+2900 HJ 1706 2013 14 261 10.0 11.11 12.10 215633.42+290001.9
21565+2900 HJ 1706 2015 16 260 10.0 11.11 12.10 215633.42+290001.9

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

 
 
WDS 21565+2900 HJ 1706 : VISUAL OBSERVATIONS REPORTS
 
 
No records found.


 
 
WDS 21565+2900 HJ 1706 : MEASURES
 
 
No records found.

 
 
WDS 21565+2900 : VIRTUAL EYEPIECE
 
 

21565+2900 HJ 1706A mag 11.11 21565+2900 HJ 1706B sep 8.8 P.A. 259.10 mag 12.1 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 21565+2900 : ALADIN DSS IMAGE @ 21h 56m 33.42s +29° 00' 01.9"
 
 
 
 
WDS 21565+2900 HJ 1706 : NEIGHBORHOODS
 
 
FoV:
Limit:
Primaries only

21565+2900 HJ 1706 distance=0' 21575+2856 LEP 104 distance=14' 21561+2846 COU 837AB distance=15' 21561+2846 GII 104AC distance=15' 21553+2850 COU 836 distance=20' 21575+2923 UC 4612 distance=27' 21540+2852 GRV 519 distance=34' 21556+2823 MLB 577BC distance=39' 21556+2823 MLB 577AB distance=39' 21538+2856 MLB 495 distance=39' 21572+2938 TDT3258 distance=40' 21555+2942 HO 609AB distance=47' 21555+2942 HO 609AC distance=47' 21555+2942 HO 609AD distance=47' 21555+2942 HO 609AE distance=47' 22001+2909 BRT 60 distance=48' 21539+2821 WSI 8 distance=53' 22003+2922 MLB 497 distance=54' 21587+2949 BUP 231 distance=57' 21530+2939 BRT 59 distance=60' 21564+3001 MLB 721AB distance=62' 21564+3001 MLB 721AC distance=62' 21517+2856 HLD 49 distance=64' 21517+2852 SHN 256 distance=65' 21559+2753 HJ 1704 distance=67' 21524+2823 NSN 67 distance=67' 21580+2755 KPP3375 distance=68' 21593+2800 MLB 578 distance=71' 21510+2911 A 889AB distance=74' 21510+2911 A 889Aa,Ab distance=74' 22012+2818 RAO 691 distance=75' 22025+2834 HEI 825 distance=82' 21573+2738 NSN 749 distance=83' 21521+2748 HO 171 distance=93' 22013+2751 ES 527 distance=94' 21555+2724 A 303AB distance=98' 21555+2724 STJ 1AC distance=98' 21567+2721 GRV 521 distance=99' 21585+2725 A 304AB distance=99' 21585+2725 A 304AB,C distance=99' 21505+2756 AZC 116 distance=103' 22045+2915 GRV 539AB distance=106' 22045+2915 GRV 539AC distance=106' 21503+2754 MLB 576 distance=106' 21516+3030 MLB 669 distance=111' 21566+3053 HDS3119 distance=113' 22037+2753 KPP 600 distance=116' 21561+2701 J 854 distance=119' 21480+2819 MLB 541 distance=120' 21474+2855 AG 420 distance=121' 22032+2729 COU 434 distance=121' 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 21565+2900 HJ 1706 260 10.0
Show 21575+2856 LEP 104 189 85.0 14
Show 21561+2846 COU 837 AB 150 1.2 15
Show 21561+2846 GII 104 AC 105 1.9 15
Show 21553+2850 COU 836 161 1.3 20
Show 21575+2923 UC 4612 23 64.1 27
Show 21540+2852 GRV 519 318 22.1 34
Show 21556+2823 MLB 577 BC 18 6.4 39
Show 21556+2823 MLB 577 AB 300 48.8 39
Show 21538+2856 MLB 495 134 4.8 39
Show 21572+2938 TDT3258 262 1.8 40
Show 21555+2942 HO 609 AB 356 3.3 47
Show 21555+2942 HO 609 AC 132 22.1 47
Show 21555+2942 HO 609 AD 147 30.4 47
Show 21555+2942 HO 609 AE 347 31.7 47
Show 22001+2909 BRT 60 163 4.0 48
Show 21539+2821 WSI 8 142 0.1 53
Show 22003+2922 MLB 497 185 7.7 54
Show 21587+2949 BUP 231 76 55.4 57
Show 21530+2939 BRT 59 355 4.4 60
Show 21564+3001 MLB 721 AB 15 1.6 62
Show 21564+3001 MLB 721 AC 200 6.9 62
Show 21517+2856 HLD 49 341 2.1 64
Show 21517+2852 SHN 256 -1 0.6 65
Show 21559+2753 HJ 1704 317 5.6 67
Show 21524+2823 NSN 67 285 5.1 67
Show 21580+2755 KPP3375 114 14.2 68
Show 21593+2800 MLB 578 151 3.1 71
Show 21510+2911 A 889 AB 15 0.2 74
Show 21510+2911 A 889 Aa,Ab 323 0.0 74
Show 22012+2818 RAO 691 298 0.3 75
Show 22025+2834 HEI 825 201 2.9 82
Show 21573+2738 NSN 749 84 1.7 83
Show 21521+2748 HO 171 342 0.8 93
Show 22013+2751 ES 527 214 3.5 94
Show 21555+2724 A 303 AB 52 2.3 98
Show 21555+2724 STJ 1 AC 337 3.4 98
Show 21567+2721 GRV 521 306 45.5 99
Show 21585+2725 A 304 AB 131 0.6 99
Show 21585+2725 A 304 AB,C 240 13.9 99
Show 21505+2756 AZC 116 353 20.9 103
Show 22045+2915 GRV 539 AB 349 15.1 106
Show 22045+2915 GRV 539 AC 125 67.0 106
Show 21503+2754 MLB 576 267 13.1 106
Show 21516+3030 MLB 669 309 3.2 111
Show 21566+3053 HDS3119 33 0.6 113
Show 22037+2753 KPP 600 51 5.5 116
Show 21561+2701 J 854 305 2.8 119
Show 21480+2819 MLB 541 340 9.9 120
Show 21474+2855 AG 420 145 7.5 121
Show 22032+2729 COU 434 92 1.0 121

 
 
WDS 21565+2900 : COMPONENTS
 
 
  A
B pa=259.1°
sep=8.78"
 
 
21565+2900 A
 
 
Componente originario normalizzato AB Coord arcsec 2000 215633.42+290001.9 Mag 11.11 PmRA 25.00
PmDE 21.0 Tycho2 2215-01007-1
Tycho2
Tycho2 2215-01007-1 Pflag RAmdeg 329.13926493 DEmdeg 29.00053679
PmRA 22.8 PmDE 22.3 E RAmdeg 66 E DEmdeg 66
E pmRA 2.4 E pmDE 2.3 EpRAm 1982.88 EpDEm 1982.48
Num 3 Q RAmdeg 3.0 Q DEmdeg 1.2 Q pmRA 3.0
Q pmDE 1.2 BTmag 12.009 E BTmag 0.141 VTmag 11.107
E VTmag 0.097 Prox 999 TYC HIP
CCDM RAdeg 329.13920444 DEdeg 29.00048528 EpRA 1990 1.77
EpDE 1990 1.69 E RAdeg 68.6 E DEdeg 68.9 Posflg
Corr -0.2
 
 
21565+2900 B
 
 
Componente originario normalizzato AB Coord arcsec 2000 215632.76+290000.2 Mag 12.1 PmRA -2.00
PmDE -16.0 Calc delta mag 0.99 Calc coord yes