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Doubles in session


Current system
21471-2140
HDS 3102
HD 207081


Nearby doubles
18' : 21470-2122
LDS6361

24' : 21467-2116
UC 4559

42' : 21472-2221
UC 4562

42' : 21500-2127
LDS4913

47' : 21441-2200
DON1017

55' : 21475-2046
HU 377AB

58' : 21512-2147
TDT3194

63' : 21429-2119
TDT3120

79' : 21480-2022
ARA1229

83' : 21529-2152
DON1120

86' : 21508-2032
SEE 460

93' : 21415-2228
UC 4527

95' : 21430-2025
SEE 456

96' : 21403-2137
KPP1262

102' : 21483-1959
BHA 46

102' : 21451-2002
TOI2311

103' : 21500-2314
ARA2280

105' : 21410-2038
ARA1587

112' : 21469-1948
RST3290

116' : 21402-2245
UC 4522

117' : 21451-2332
KPP1689

120' : 21419-2314
UC 4533

120' : 21465-2338
UC 4557

120' : 21420-2316
SEE 454

123' : 21405-2301
ARA2279

124' : 21556-2108
HJ 3065AB



Selections
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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.

21471-2140 HDS 3102 (HD 207081)

 
 
21h 47m 06.64s -21° 39' 31.1" P.A. 264.00 sep 0.4 mag 9.63,11.55 Sp A4IV dist. 148.15 pc (483.27 l.y.)
 
 
Coord 2000 21471-2140 Discov num HDS3102 Comp Coord arcsec 2000 21 47 06.64 -21 39 31.1
Date first 1991 Date last 2014 Obs 4
Pa first 272 Pa last 263.8 P.A. Now (θ) 263.8°
Sep first 0.4 Sep last 0.365 Sep. Now (ρ) 0.365"
Mag pri 9.63 Mag sec 11.55 delta mag (ΔM) 1.92 Spectral class A4IV (white)
Pri motion ra +015 Sec motion ra
Pri motion dec +005 Sec motion dec
Notes
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Name HD 207081 Constellation Capricornus SAO 190621 HIP 107562
Tycho2 6375-00236-1 Gaia DR2 6817172619940175616 HD 207081 BD BD-22 5764
CD CD-2215563 CP CP-22 8079 Distance 148.15 Distance ly 483.27
 
 
WDS 21471-2140 HDS 3102 (HD 207081) : NOTES
 
 
No records found.

 
 
REFERENCES
 
 
refcode metd author reference
HDS Hipparcos Double Star (from additional DD list) ...................
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
21471-2140 HDS3102 1991 1 272 0.4 9.63 11.55 A4IV D 214706.64-213931.1
21471-2140 HDS3102 2014 2 264 0.4 9.63 11.55 A4IV 214706.64-213931.1

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

 
 
WDS 21471-2140 HDS 3102 (HD 207081) : VISUAL OBSERVATIONS REPORTS
 
 
No records found.


 
 
WDS 21471-2140 HDS 3102 (HD 207081) : MEASURES
 
 
No records found.

 
 
WDS 21471-2140 (HD 207081) : VIRTUAL EYEPIECE
 
 

21471-2140 HDS3102A mag 9.63 Sp A4IV 21471-2140 HDS3102B sep 0.3 P.A. 263.30 mag 11.55 virtual eyepiece
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Pass over with the mouse cursor to display the catalog designation.
Radius:
Components only
 
 
WDS 21471-2140 (HD 207081) : ALADIN DSS IMAGE @ 21h 47m 06.64s -21° 39' 31.1"
 
 
 
 
WDS 21471-2140 HDS 3102 (HD 207081) : NEIGHBORHOODS
 
 
FoV:
Limit:
Primaries only

21471-2140 HDS3102 distance=0' 21470-2122 LDS6361 distance=18' 21467-2116 UC 4559 distance=24' 21472-2221 UC 4562 distance=42' 21500-2127 LDS4913 distance=42' 21441-2200 DON1017 distance=47' 21475-2046 HU 377AB distance=55' 21475-2046 HU 377AB,C distance=55' 21512-2147 TDT3194 distance=58' 21429-2119 TDT3120 distance=63' 21480-2022 ARA1229 distance=79' 21529-2152 DON1120 distance=83' 21508-2032 SEE 460 distance=86' 21415-2228 UC 4527 distance=93' 21430-2025 SEE 456 distance=95' 21403-2137 KPP1262 distance=96' 21483-1959 BHA 46 distance=102' 21451-2002 TOI2311 distance=102' 21500-2314 ARA2280 distance=103' 21410-2038 ARA1587 distance=105' 21469-1948 RST3290 distance=112' 21402-2245 UC 4522 distance=116' 21451-2332 KPP1689 distance=117' 21419-2314 UC 4533 distance=120' 21465-2338 UC 4557 distance=120' 21420-2316 SEE 454 distance=120' 21405-2301 ARA2279 distance=123' 21556-2108 HJ 3065AB distance=124' 21556-2108 HJ 3065AC distance=124' 21495-2339 KPP 500 distance=124' 21551-2237 WSP 111 distance=125' 21529-2001 B 542 distance=128' 21543-2020 BVD 140 distance=129' 21384-2058 ARA1586 distance=129' 21443-2348 LDS6360 distance=134' 21432-1937 OCC9199 distance=134' 21538-2000 BU 168AD distance=137' 21538-2000 BU 168A,BC distance=137' 21538-2000 HU 380BC distance=137' 21554-2022 LDS4923 distance=140' 21551-2003 UC 4597 distance=149' 21575-2109 BU 169 distance=149' 21376-2026 YSC 119 distance=153' 21581-2120 DON1021 distance=154' 21582-2225 COO 246 distance=161' 21416-1907 UC 4529 distance=172' 21395-1913 HJ 3043 distance=182' 21582-2315 LDS4928 distance=182' 21438-1843 WIS 352 distance=184' 21342-2215 DON1011 distance=184' 21337-2158 HDS3068 distance=189' 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 21471-2140 HDS3102 264 0.4
Show 21470-2122 LDS6361 104 3.0 18
Show 21467-2116 UC 4559 189 37.1 24
Show 21472-2221 UC 4562 131 9.3 42
Show 21500-2127 LDS4913 277 15.6 42
Show 21441-2200 DON1017 74 1.4 47
Show 21475-2046 HU 377 AB 136 0.5 55
Show 21475-2046 HU 377 AB,C 341 4.7 55
Show 21512-2147 TDT3194 257 0.9 58
Show 21429-2119 TDT3120 281 0.9 63
Show 21480-2022 ARA1229 63 13.4 79
Show 21529-2152 DON1120 212 8.3 83
Show 21508-2032 SEE 460 166 0.5 86
Show 21415-2228 UC 4527 41 61.6 93
Show 21430-2025 SEE 456 59 3.3 95
Show 21403-2137 KPP1262 176 9.7 96
Show 21483-1959 BHA 46 242 4.6 102
Show 21451-2002 TOI2311 131 0.2 102
Show 21500-2314 ARA2280 78 5.0 103
Show 21410-2038 ARA1587 208 11.5 105
Show 21469-1948 RST3290 180 1.7 112
Show 21402-2245 UC 4522 214 11.3 116
Show 21451-2332 KPP1689 185 13.1 117
Show 21419-2314 UC 4533 265 11.7 120
Show 21465-2338 UC 4557 162 8.1 120
Show 21420-2316 SEE 454 208 5.1 120
Show 21405-2301 ARA2279 276 14.2 123
Show 21556-2108 HJ 3065 AB 125 41.6 124
Show 21556-2108 HJ 3065 AC 333 65.0 124
Show 21495-2339 KPP 500 312 3.6 124
Show 21551-2237 WSP 111 100 5.0 125
Show 21529-2001 B 542 304 0.6 128
Show 21543-2020 BVD 140 256 35.9 129
Show 21384-2058 ARA1586 43 11.7 129
Show 21443-2348 LDS6360 111 8.1 134
Show 21432-1937 OCC9199 -1 0.0 134
Show 21538-2000 BU 168 AD 136 39.8 137
Show 21538-2000 BU 168 A,BC 73 5.5 137
Show 21538-2000 HU 380 BC 247 0.4 137
Show 21554-2022 LDS4923 244 3.3 140
Show 21551-2003 UC 4597 249 21.3 149
Show 21575-2109 BU 169 284 2.0 149
Show 21376-2026 YSC 119 232 0.4 153
Show 21581-2120 DON1021 186 2.8 154
Show 21582-2225 COO 246 337 21.9 161
Show 21416-1907 UC 4529 171 54.7 172
Show 21395-1913 HJ 3043 150 34.8 182
Show 21582-2315 LDS4928 271 19.1 182
Show 21438-1843 WIS 352 347 635.6 184
Show 21342-2215 DON1011 304 0.7 184
Show 21337-2158 HDS3068 80 0.5 189

 
 
WDS 21471-2140 : COMPONENTS
 
 
  A
B pa=263.3°
sep=0.34"
 
 
21471-2140 A
 
 
Componente originario normalizzato AB Name HD 207081 Coord arcsec 2000 214706.64-213931.1 Mag 9.63
Spectral class A4IV (white) PmRA 15.00 PmDE 5.0 SAO 190621
HIP 107562 Tycho2 6375-00236-1 HD 207081 BD BD-22 5764
CD CD-2215563 CP CP-22 8079
Tycho2
Tycho2 6375-00236-1 Pflag RAmdeg 326.77768716 DEmdeg -21.65864304
PmRA 15.6 PmDE 2.8 E RAmdeg 12 E DEmdeg 14
E pmRA 1.4 E pmDE 1.5 EpRAm 1988.82 EpDEm 1988.31
Num 10 Q RAmdeg 1.1 Q DEmdeg 1.7 Q pmRA 1.1
Q pmDE 1.7 BTmag 9.723 E BTmag 0.024 VTmag 9.456
E VTmag 0.023 Prox 999 TYC T HIP 107562
CCDM AB RAdeg 326.77765056 DEdeg -21.65864694 EpRA 1990 1.64
EpDE 1990 1.47 E RAdeg 12.8 E DEdeg 14.8 Posflg P
Corr -0.2
SAO
SAO 190621 DelFlag RA1950 PmRA1950 0.0014
DE1950 PmDE1950 0.013 Vmag 8.8 SpType A2
Double code Source 25 CatNum 14921 DM CD-2215563
DMcomp BDsup HD 207081 M HD 0
GC RA1950rad 5.69108885 DE1950rad -0.38206276 PmRA2000 0.0014
PmDE2000 0.01
Hipparcos
Catalog H HIP 107562 Proxy H RAhms 21 47 06.64
DEdms -21 39 31.1 Vmag 9.39 VarFlag R Vmag H
RAdeg 326.778 DEdeg -21.6586 AstroRef A Plx 5.91
CCDM 21471-2140 N CCDM H Nsys 1 Ncomp 2
MultFlag C Source Qual A M HIP AB
Theta 272 Rho 0.382 HD 207081 BD BD-22 5764
CD CD-2215563 CP CP-22 8079 Dm number -22 5764 VIred 0.29
SpType A4IV R SpType Coord arcsec 2000 214706.64-213931.1
Hipparcos 2
HIP 107562 Sn 15 So 3 Nc 2
RArad 5.7033459657 DErad -0.378014736 Plx 6.75 PmRA 13.08
PmDE 1.92 E RArad 1.27 E DErad 0.83 E Plx 1.61
E pmRA 1.56 E pmDE 0.97 Hpmag 9.4586 E Hpmag 0.0025
SHp 0.015 VA 0 BV 0.247 E BV 0.036
VI 0.28
CCDM
Ccdm 21471-2140 RComp Comp A Note1
Note2 Discov num DRAs 0.64 DDEs 28.9
R dRAs 82 Year Theta Rho
Obs 2 Vmag 9.6 Sp A4 PmNote *
PmRA 15 PmDE 5 Dm number -22 5764 Cat1 BD
Name2 190621 Cat2 SAO HD 207081 M HD
ADS BDS M ADS BDS N IDS IDS
HIC 107562
 
 
21471-2140 B
 
 
Componente originario normalizzato AB Coord arcsec 2000 214706.62-213931.1 Mag 11.55 Calc delta mag 1.92
Calc coord yes
CCDM
Ccdm 21471-2140 RComp Comp B Note1
Note2 Discov num HDS DRAs 0.62 DDEs 28.9
R dRAs 82 Year 1991 Theta 272 Rho 0.4
Obs 1 Vmag 11.5 Sp PmNote *
PmRA 15 PmDE 5 Dm number Cat1
Name2 Cat2 HD M HD
ADS BDS M ADS BDS N IDS IDS
HIC 107562