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Doubles in session


Current system
22187-4954
I 303 AB
HD 211494


Nearby doubles
21' : 22169-5006
TDT3442

41' : 22145-5001
LDS 778

57' : 22244-4941
AOT 108

63' : 22157-4859
RST1125

71' : 22169-5103
TDT3443

76' : 22130-4903
COO 250

78' : 22212-5108
RST1130

82' : 22262-4918
AOT 109

85' : 22273-5004
HU 1639

90' : 22135-4840
RST1124

97' : 22087-4957
UC 4662

102' : 22183-5136
KPP4270

105' : 22102-4850
KPP1495

106' : 22288-4915
RST1133AB

110' : 22239-4818
UC 4733

113' : 22116-4825
TSN 115

116' : 22167-4801
TSN 202

123' : 22268-4822
SKF1109

124' : 22310-4926
HDO 299AB

124' : 22291-4844
AOT 110

124' : 22067-4913
RSS 566

125' : 22171-5159
HU 1638

127' : 22299-4852
AOT 111

128' : 22077-5107
LDS 772AB

134' : 22092-4818
TDT3370

135' : 22294-4830
HDS3186



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Neglected List I
Neglected List II
Observed
Herschel, W.
Herschel, J.F.W.
Struve, Otto
Struve, F.G.W.

22187-4954 I 303 AB (HD 211494)

 
 
22h 18m 39.48s -49° 54' 27.6" P.A. 352.00 sep 32.4 mag 8.45,11.45 Sp G8III/IV dist. 56.12 pc (183.06 l.y.)
 
 
Coord 2000 22187-4954 Discov num I   303 Comp AB Coord arcsec 2000 22 18 39.48 -49 54 27.6
Date first 1900 Date last 1999 Obs 11
Pa first 33 Pa last 351.8 P.A. Now (θ) 351.8°
Sep first 25.4 Sep last 32.38 Sep. Now (ρ) 32.38"
Mag pri 8.45 Mag sec 11.45 delta mag (ΔM) 3 Spectral class G8III/IV (yellow)
Pri motion ra +169 Sec motion ra -023
Pri motion dec -131 Sec motion dec -027
Notes N L U (See Notes, Linear solution, Proper motion indicates non-physical)
rPM=1.021
This double is not physical.
 
 
22187-4954 SYSTEM COMPONENTS
 
 
Show name SAO coord wds_name last obs pa sep mag1 mag2 d_mag orb current
Show HD 211494 247401 22 18 39 -49 54 28 I 303 AB 1999 11 352 32.4 8.45 11.45 3.00 <===
Show 22 18 39 -49 53 57 I 303 BC 2016 10 55 2.9 11.45 10.86 0.59
Triple system
3 estimated visually detectable stars in this system
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Name HD 211494 Constellation Grus SAO 247401 HIP 110147
Tycho2 8442-00754-1 HD 211494 GC 31192 CD CD-5013640
CP CP-5011682 Distance 56.12 Distance ly 183.06
 
 
WDS 22187-4954 I 303 AB (HD 211494) : NOTES
 
 
discov_num notes refcode
I 303 AB: Optical pair, based on study of relative motion of the components
using the method of apparent motion parameters. Kiy2008
AB: Rectilinear solution by Hurowitz et al. (2014). USN2014b
 
 
REFERENCES
 
 
refcode metd author reference
Kiy2008 - Kiyaeva, O.V., Kiselev, A.A. & Izmailov, I.S. 2008SvAL...32..405K
Kiy2008 SvAL 34, 405, 2008
USN2014b lin - Hurowitz, J.L., Hartkopf, W.I., & Mason, B.D. 2014IAUDS.183....1H
USN2014b Inf. Circ. 183, 1, 2014
 
 
DISCOVERER
 
 
idgroup discov author
1 I Innes, R.T.A.
5 I MNRAS 57, 533, 1897 (data also in I__1897b,
5 I I__1897c)
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
22187-4954 I 303 AB 1999 11 352 32.4 8.45 11.45 G8III/IV N D 221839.48-495427.6

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

 
 
WDS 22187-4954 I 303 AB (HD 211494) : VISUAL OBSERVATIONS REPORTS
 
 
No records found.


 
 
WDS 22187-4954 I 303 AB (HD 211494) : MEASURES
 
 
No records found.

 
 
WDS 22187-4954 (HD 211494) : VIRTUAL EYEPIECE
 
 

22187-4954 I 303A mag 8.45 Sp G8III/IV 22187-4954 I 303B sep 31.1 P.A. 354.30 mag 11.45 Sp F/G 22187-4954 I 303C sep 32.6 P.A. 357.20 mag 10.86 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 22187-4954 (HD 211494) : ALADIN DSS IMAGE @ 22h 18m 39.48s -49° 54' 27.6"
 
 
 
 
WDS 22187-4954 I 303 AB (HD 211494) : NEIGHBORHOODS
 
 
FoV:
Limit:
Primaries only

22187-4954 I 303AB distance=0' 22187-4954 I 303BC distance=1' 22169-5006 TDT3442 distance=21' 22145-5001 LDS 778 distance=41' 22244-4941 AOT 108 distance=57' 22157-4859 RST1125 distance=63' 22169-5103 TDT3443 distance=71' 22130-4903 COO 250 distance=76' 22212-5108 RST1130 distance=78' 22262-4918 AOT 109 distance=82' 22273-5004 HU 1639 distance=85' 22135-4840 RST1124 distance=90' 22087-4957 UC 4662 distance=97' 22183-5136 KPP4270 distance=102' 22102-4850 KPP1495 distance=105' 22288-4915 RST1133AB distance=106' 22288-4915 LDS 786AB,C distance=106' 22239-4818 UC 4733 distance=110' 22116-4825 TSN 115 distance=113' 22167-4801 TSN 202 distance=116' 22268-4822 SKF1109 distance=123' 22310-4926 HDO 299AB distance=124' 22310-4926 MUG 5AC distance=124' 22310-4926 MUG 5AD distance=124' 22291-4844 AOT 110 distance=124' 22067-4913 RSS 566 distance=124' 22171-5159 HU 1638 distance=125' 22299-4852 AOT 111 distance=127' 22077-5107 LDS 772BC distance=127' 22077-5107 LDS 772AB distance=128' 22077-5107 LDS 772AC distance=128' 22092-4818 TDT3370 distance=134' 22294-4830 HDS3186 distance=135' 22315-4905 SKF1180 distance=135' 22299-4831 RST1134 distance=138' 22072-5122 UC 4656 distance=140' 22041-5021 UC 4640 distance=143' 22057-5107 SPM 41 distance=144' 22104-5158 TOK 216 distance=147' 22285-5147 HJ 5338 distance=147' 22063-4831 UC 4648 distance=147' 22334-4924 RST1136 distance=147' 22242-5212 DAM 701 distance=148' 22304-5133 HU 1640 distance=150' 22048-5106 RST1120 distance=151' 22130-4733 CPO 630 distance=153' 22227-5222 TDT3496 distance=153' 22211-4718 RST1131 distance=159' 22139-4722 LDS 777 distance=160' 22020-4955 SKF 382 distance=162' 22189-4713 BRT1129 distance=162' 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 22187-4954 I 303 AB 352 32.4
Show 22187-4954 I 303 BC 55 2.9 1
Show 22169-5006 TDT3442 180 0.5 21
Show 22145-5001 LDS 778 208 85.8 41
Show 22244-4941 AOT 108 107 8.7 57
Show 22157-4859 RST1125 168 0.7 63
Show 22169-5103 TDT3443 202 0.6 71
Show 22130-4903 COO 250 352 5.5 76
Show 22212-5108 RST1130 132 2.7 78
Show 22262-4918 AOT 109 298 15.6 82
Show 22273-5004 HU 1639 87 0.6 85
Show 22135-4840 RST1124 85 3.3 90
Show 22087-4957 UC 4662 7 14.1 97
Show 22183-5136 KPP4270 341 18.4 102
Show 22102-4850 KPP1495 269 11.2 105
Show 22288-4915 RST1133 AB 99 0.9 106
Show 22288-4915 LDS 786 AB,C 138 27.4 106
Show 22239-4818 UC 4733 223 13.6 110
Show 22116-4825 TSN 115 226 885.9 113
Show 22167-4801 TSN 202 225 0.2 116
Show 22268-4822 SKF1109 45 175.2 123
Show 22310-4926 HDO 299 AB 359 21.9 124
Show 22310-4926 MUG 5 AC 127 95.6 124
Show 22310-4926 MUG 5 AD 266 20.0 124
Show 22291-4844 AOT 110 245 15.6 124
Show 22067-4913 RSS 566 290 7.7 124
Show 22171-5159 HU 1638 93 2.4 125
Show 22299-4852 AOT 111 264 19.1 127
Show 22077-5107 LDS 772 BC 222 10.8 127
Show 22077-5107 LDS 772 AB 331 408.7 128
Show 22077-5107 LDS 772 AC 329 405.3 128
Show 22092-4818 TDT3370 35 1.0 134
Show 22294-4830 HDS3186 125 0.5 135
Show 22315-4905 SKF1180 355 4.4 135
Show 22299-4831 RST1134 61 1.1 138
Show 22072-5122 UC 4656 237 21.3 140
Show 22041-5021 UC 4640 197 23.5 143
Show 22057-5107 SPM 41 84 17.3 144
Show 22104-5158 TOK 216 346 1.4 147
Show 22285-5147 HJ 5338 173 31.5 147
Show 22063-4831 UC 4648 332 39.2 147
Show 22334-4924 RST1136 308 2.5 147
Show 22242-5212 DAM 701 33 39.2 148
Show 22304-5133 HU 1640 255 2.6 150
Show 22048-5106 RST1120 110 0.9 151
Show 22130-4733 CPO 630 118 17.0 153
Show 22227-5222 TDT3496 354 0.5 153
Show 22211-4718 RST1131 151 1.7 159
Show 22139-4722 LDS 777 307 10.5 160
Show 22020-4955 SKF 382 228 4.1 162
Show 22189-4713 BRT1129 258 4.1 162

 
 
WDS 22187-4954 : COMPONENTS
 
 
  A B
B pa=354.3°
sep=31.05"
 
C pa=357.2°
sep=32.56"
pa=43.0°
sep=2.22"
 
 
22187-4954 A
 
 
Name HD 211494 Coord arcsec 2000 221839.48-495427.6 Mag 8.45 Spectral class G8III/IV (yellow)
PmRA 169.00 PmDE -131.0 SAO 247401 HIP 110147
Tycho2 8442-00754-1 HD 211494 GC 31192 CD CD-5013640
CP CP-5011682
Tycho2
Tycho2 8442-00754-1 Pflag RAmdeg 334.66515598 DEmdeg -49.90799737
PmRA 170.2 PmDE -131.5 E RAmdeg 6 E DEmdeg 7
E pmRA 1.0 E pmDE 1.1 EpRAm 1991.03 EpDEm 1990.81
Num 10 Q RAmdeg 0.7 Q DEmdeg 0.9 Q pmRA 0.7
Q pmDE 0.8 BTmag 9.210 E BTmag 0.017 VTmag 8.453
E VTmag 0.012 Prox 305 TYC T HIP 110147
CCDM RAdeg 334.66455556 DEdeg -49.90769139 EpRA 1990 1.82
EpDE 1990 1.62 E RAdeg 6.2 E DEdeg 6.6 Posflg
Corr 0.0
SAO
SAO 247401 DelFlag RA1950 PmRA1950 0.0186
DE1950 PmDE1950 -0.132 Vmag 8.4 SpType G0
Double code Source 70 CatNum 31192 DM CD-5013640
DMcomp BDsup HD 211494 M HD 0
GC 31192 RA1950rad 5.82724701 DE1950rad -0.87540691 PmRA2000 0.0184
PmDE2000 -0.136
Hipparcos
Catalog H HIP 110147 Proxy RAhms 22 18 39.48
DEdms -49 54 27.6 Vmag 8.39 VarFlag R Vmag G
RAdeg 334.665 DEdeg -49.9077 AstroRef Plx 15.8
CCDM 22187-4954 N CCDM I Nsys 2 Ncomp 1
MultFlag Source Qual M HIP
Theta Rho HD 211494 BD
CD CD-5013640 CP CP-5011682 Dm number -5013640 VIred 0.74
SpType G8III/IV+.. R SpType Coord arcsec 2000 221839.48-495427.6
Hipparcos 2
HIP 110147 Sn 5 So 0 Nc 1
RArad 5.8409976404 DErad -0.8710533297 Plx 17.82 PmRA 170.37
PmDE -131.79 E RArad 0.84 E DErad 0.66 E Plx 1.11
E pmRA 0.93 E pmDE 0.69 Hpmag 8.53 E Hpmag 0.0018
SHp 0.022 VA 0 BV 0.679 E BV 0.001
VI 0.74
CCDM
Ccdm 22187-4954 RComp Comp A Note1
Note2 Discov num DRAs -2.44 DDEs -27.6
R dRAs 10 Year Theta Rho
Obs 3 Vmag 8.4 Sp G0 PmNote *
PmRA 163 PmDE -119 Dm number -5013640 Cat1 CD
Name2 247401 Cat2 SAO HD 211494 M HD
ADS BDS M ADS BDS N IDS IDS 22123S5024A
HIC 110147
 
 
22187-4954 B
 
 
Coord arcsec 2000 221839.16-495356.7 Coord calc 221839.16-495356.7 Mag 11.45 Spectral class F/G (yellow-white)
PmRA -23.00 PmDE -27.0 HIP 110145 Tycho2 8442-00734-1
CD CD-5013642 CP CP-5011683 Calc delta mag 3
Tycho2
Tycho2 8442-00734-1 Pflag X RAmdeg DEmdeg
PmRA PmDE E RAmdeg E DEmdeg
E pmRA E pmDE EpRAm EpDEm
Num Q RAmdeg Q DEmdeg Q pmRA
Q pmDE BTmag 12.410 E BTmag 0.172 VTmag 11.450
E VTmag 0.096 Prox 20 TYC T HIP 110145
CCDM B RAdeg 334.66315889 DEdeg -49.89907667 EpRA 1990 1.82
EpDE 1990 1.63 E RAdeg 58.3 E DEdeg 62.7 Posflg
Corr 0.1
Hipparcos
Catalog H HIP 110145 Proxy H RAhms 22 18 39.16
DEdms -49 53 56.7 Vmag 10.54 VarFlag R Vmag H
RAdeg 334.663 DEdeg -49.8991 AstroRef B Plx -1.13
CCDM 22187-4954 N CCDM I Nsys 2 Ncomp 2
MultFlag C Source Qual A M HIP BC
Theta 56 Rho 2.857 HD BD
CD CD-5013642 CP CP-5011683 Dm number -5013642 VIred 0.74
SpType R SpType Coord arcsec 2000 221839.16-495356.7
Hipparcos 2
HIP 110145 Sn 15 So 3 Nc 2
RArad 5.8409739871 DErad -0.870903494 Plx -2.61 PmRA -22.96
PmDE -27.1 E RArad 2.43 E DErad 2.47 E Plx 4.2
E pmRA 3.26 E pmDE 2.3 Hpmag 10.6759 E Hpmag 0.0065
SHp 0.072 VA 0 BV 0 E BV 0
VI 0
CCDM
Ccdm 22187-4954 RComp Comp B Note1
Note2 Discov num I 303 DRAs DDEs
R dRAs Year 1933 Theta 018 Rho 26.0
Obs 4 Vmag 10.3 Sp PmNote
PmRA -4 PmDE -13 Dm number -5013642 Cat1 CD
Name2 Cat2 HD M HD
ADS BDS M ADS BDS N IDS IDS 22123S5024B
HIC 110145
 
 
22187-4954 C
 
 
Coord arcsec 2000 221839.32-495355.1 Mag 10.86 PmRA 0.00 PmDE 0.0
Calc delta mag 2.41 Calc coord yes
CCDM
Ccdm 22187-4954 RComp B Comp C Note1
Note2 Discov num I 303 DRAs DDEs
R dRAs Year 1900 Theta 056 Rho 2.7
Obs 4 Vmag 10.5 Sp PmNote
PmRA PmDE Dm number Cat1
Name2 Cat2 HD M HD
ADS BDS M ADS BDS N IDS IDS 22123S5024C
HIC 110145