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Doubles in session


Current system
20211+0837
HJ 2953
HD 193649


Nearby doubles
24' : 20201+0820
HJ 2949AB

26' : 20202+0815
DAM 210

29' : 20213+0808
GRV 333

44' : 20230+0803
UC 4163

61' : 20230+0929
J 2572

61' : 20185+0750
SKF1865

64' : 20253+0847
NSN 732

65' : 20245+0916
HJ 2959

66' : 20231+0935
DAM 213

70' : 20209+0727
UC 4153

71' : 20207+0946
GRV 332

73' : 20258+0818
UC 4178

75' : 20167+0802
CVR 222

76' : 20259+0902
J 3084

76' : 20262+0827
UC 4180

77' : 20256+0801
LDS4842

82' : 20198+0716
GRV 331

84' : 20264+0810
GWP2947AB

84' : 20221+0959
TDT2210

85' : 20154+0843
SKF2028

85' : 20224+0959
TDS1065

86' : 20269+0826
LDS4843

86' : 20232+0957
TDT2229

89' : 20254+0938
VKI 37

91' : 20251+0728
UC 4173

91' : 20150+0835
J 552



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.

20211+0837 HJ 2953 (HD 193649)

 
 
20h 21m 05.81s +08° 36' 43.7" P.A. 260.00 sep 26.3 mag 9.30,11.30 Sp A5
 
 
Coord 2000 20211+0837 Discov num HJ 2953 Comp Coord arcsec 2000 20 21 05.81 +08 36 43.7
Date first 1830 Date last 2016 Obs 11
Pa first 260 Pa last 260.1 P.A. Now (θ) 260.1°
Sep first 18.0 Sep last 26.321 Sep. Now (ρ) 26.321"
Mag pri 9.30 Mag sec 11.30 delta mag (ΔM) 2 Spectral class A5 (white)
Pri motion ra +003 Sec motion ra
Pri motion dec -016 Sec motion dec
Notes
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Name HD 193649 Constellation Aquila SAO 125707 Tycho2 1074-00408-1
Gaia DR2 1753036359796777216 HD 193649
 
 
WDS 20211+0837 HJ 2953 (HD 193649) : 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
20211+0837 HJ 2953 2000 4 261 25.6 9.30 11.30 A5 D 202105.81+083643.7
20211+0837 HJ 2953 2010 6 261 25.6 9.30 11.30 A5 202105.81+083643.7
20211+0837 HJ 2953 2016 7 261 26.3 9.30 11.30 A5 202105.81+083643.7

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

 
 
WDS 20211+0837 HJ 2953 (HD 193649) : VISUAL OBSERVATIONS REPORTS
 
 
No records found.


 
 
WDS 20211+0837 HJ 2953 (HD 193649) : MEASURES
 
 
No records found.

 
 
WDS 20211+0837 (HD 193649) : VIRTUAL EYEPIECE
 
 

20211+0837 HJ 2953A mag 9.3 Sp A5 20211+0837 HJ 2953B sep 26.0 P.A. 260.00 mag 11.3 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 20211+0837 (HD 193649) : ALADIN DSS IMAGE @ 20h 21m 05.81s +08° 36' 43.7"
 
 
 
 
WDS 20211+0837 HJ 2953 (HD 193649) : NEIGHBORHOODS
 
 
FoV:
Limit:
Primaries only

20211+0837 HJ 2953 distance=1' 20201+0820 HJ 2949AB distance=24' 20201+0820 DAM 209AC distance=24' 20202+0815 DAM 210 distance=26' 20213+0808 GRV 333 distance=29' 20230+0803 UC 4163 distance=44' 20230+0929 J 2572 distance=61' 20185+0750 SKF1865 distance=61' 20253+0847 NSN 732 distance=64' 20245+0916 HJ 2959 distance=65' 20231+0935 DAM 213 distance=66' 20209+0727 UC 4153 distance=70' 20207+0946 GRV 332 distance=71' 20258+0818 UC 4178 distance=73' 20167+0802 CVR 222 distance=75' 20259+0902 J 3084 distance=76' 20262+0827 UC 4180 distance=76' 20256+0801 LDS4842 distance=77' 20198+0716 GRV 331 distance=82' 20264+0810 GWP2947AB distance=84' 20221+0959 TDT2210 distance=84' 20154+0843 SKF2028 distance=85' 20224+0959 TDS1065 distance=85' 20269+0826 LDS4843 distance=86' 20232+0957 TDT2229 distance=86' 20254+0938 VKI 37 distance=89' 20251+0728 UC 4173 distance=91' 20150+0835 J 552 distance=91' 20156+0749 STF2656 distance=95' 20189+1006 GRV 328 distance=96' 20265+0931 UC 4185 distance=97' 20264+0741 UC 4183 distance=97' 20186+0704 HJ 2945 distance=101' 20277+0803 HJ 2966 distance=104' 20140+0816 J 1295 distance=106' 20143+0803 HDS2884 distance=107' 20141+0914 J 1878 distance=109' 20276+0745 J 1297 distance=110' 20210+1028 J 838 distance=112' 20280+0923 TDT2300 distance=112' 20157+0957 J 1234 distance=113' 20158+0715 DAM 207 distance=114' 20250+1016 HJ 1509 distance=115' 20271+0948 J 559 distance=115' 20133+0823 TDT2098 distance=117' 20254+0700 UC 4176 distance=117' 20210+1033 TOR 24 distance=117' 20157+1003 J 135 distance=117' 20278+0734 GWP2954 distance=118' 20203+1036 TOR 23 distance=121' 20157+0715 LDS1038 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 20211+0837 HJ 2953 260 26.3 1
Show 20201+0820 HJ 2949 AB 302 7.5 24
Show 20201+0820 DAM 209 AC 224 12.7 24
Show 20202+0815 DAM 210 321 3.9 26
Show 20213+0808 GRV 333 193 60.7 29
Show 20230+0803 UC 4163 291 56.4 44
Show 20230+0929 J 2572 280 4.0 61
Show 20185+0750 SKF1865 240 56.6 61
Show 20253+0847 NSN 732 235 3.3 64
Show 20245+0916 HJ 2959 262 7.4 65
Show 20231+0935 DAM 213 8.5 66
Show 20209+0727 UC 4153 201 23.7 70
Show 20207+0946 GRV 332 282 23.1 71
Show 20258+0818 UC 4178 267 86.2 73
Show 20167+0802 CVR 222 285 97.6 75
Show 20259+0902 J 3084 87 6.0 76
Show 20262+0827 UC 4180 303 9.7 76
Show 20256+0801 LDS4842 218 101.0 77
Show 20198+0716 GRV 331 323 47.5 82
Show 20264+0810 GWP2947 AB 43.1 84
Show 20221+0959 TDT2210 69 0.5 84
Show 20154+0843 SKF2028 67 3.9 85
Show 20224+0959 TDS1065 22 1.3 85
Show 20269+0826 LDS4843 167 15.3 86
Show 20232+0957 TDT2229 227 1.2 86
Show 20254+0938 VKI 37 103 2.8 89
Show 20251+0728 UC 4173 359 42.9 91
Show 20150+0835 J 552 274 4.0 91
Show 20156+0749 STF2656 233 9.7 95
Show 20189+1006 GRV 328 59 23.2 96
Show 20265+0931 UC 4185 277 7.7 97
Show 20264+0741 UC 4183 195 59.7 97
Show 20186+0704 HJ 2945 55 10.1 101
Show 20277+0803 HJ 2966 259 3.6 104
Show 20140+0816 J 1295 94 4.0 106
Show 20143+0803 HDS2884 130 0.5 107
Show 20141+0914 J 1878 113 8.3 109
Show 20276+0745 J 1297 2 1.0 110
Show 20210+1028 J 838 119 6.9 112
Show 20280+0923 TDT2300 101 0.5 112
Show 20157+0957 J 1234 43 4.4 113
Show 20158+0715 DAM 207 207 3.8 114
Show 20250+1016 HJ 1509 180 19.2 115
Show 20271+0948 J 559 295 2.0 115
Show 20133+0823 TDT2098 77 2.1 117
Show 20254+0700 UC 4176 120 51.9 117
Show 20210+1033 TOR 24 229 1.7 117
Show 20157+1003 J 135 323 3.6 117
Show 20278+0734 GWP2954 290 50.4 118
Show 20203+1036 TOR 23 236 8.2 121
Show 20157+0715 LDS1038 288 116.0 121

 
 
WDS 20211+0837 : COMPONENTS
 
 
  A
B pa=260.0°
sep=26.03"
 
 
20211+0837 A
 
 
Componente originario normalizzato AB Name HD 193649 Coord arcsec 2000 202105.81+083643.7 Mag 9.3
Spectral class A5 (white) PmRA 3.00 PmDE -16.0 SAO 125707
Tycho2 1074-00408-1 HD 193649 DM BD+08 4408
Tycho2
Tycho2 1074-00408-1 Pflag RAmdeg 305.27421460 DEmdeg 8.61216611
PmRA 2.1 PmDE -16.2 E RAmdeg 10 E DEmdeg 13
E pmRA 1.6 E pmDE 1.6 EpRAm 1990.68 EpDEm 1989.75
Num 9 Q RAmdeg 0.9 Q DEmdeg 1.2 Q pmRA 0.9
Q pmDE 1.1 BTmag 9.618 E BTmag 0.023 VTmag 9.269
E VTmag 0.020 Prox 999 TYC T HIP
CCDM RAdeg 305.27420889 DEdeg 8.61220611 EpRA 1990 1.60
EpDE 1990 1.29 E RAdeg 10.2 E DEdeg 13.5 Posflg
Corr -0.1
SAO
SAO 125707 DelFlag RA1950 PmRA1950 0
DE1950 PmDE1950 0.012 Vmag 9.1 SpType A5
Double code Source 32 CatNum 10000 DM BD+08 4408
DMcomp BDsup HD 193649 M HD 0
GC RA1950rad 5.31745255 DE1950rad 0.14753415 PmRA2000 0.0002
PmDE2000 0.009
CCDM
Ccdm 20211+0837 RComp Comp A Note1
Note2 Discov num DRAs -0.27 DDEs -16.0
R dRAs 10 Year Theta Rho
Obs 2 Vmag 9.3 Sp A5 PmNote *
PmRA -4 PmDE -12 Dm number +08 4408 Cat1 BD
Name2 +08 2763 Cat2 AGK2/3 HD 193649 M HD
ADS BDS B10130 M ADS BDS N IDS IDS 20163N0818A
HIC
 
 
20211+0837 B
 
 
Componente originario normalizzato AB Coord arcsec 2000 202104.08+083639.2 Mag 11.3 Calc delta mag 2
Calc coord yes
CCDM
Ccdm 20211+0837 RComp Comp B Note1
Note2 Discov num HJ 2953 DRAs DDEs
R dRAs Year 1905 Theta 261 Rho 25.3
Obs 2 Vmag 11.3 Sp PmNote
PmRA PmDE Dm number Cat1
Name2 Cat2 HD M HD
ADS BDS B10130 M ADS BDS N IDS IDS 20163N0818B
HIC