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Current system
21242-1948
HU 1312 AB
HD 203650


Nearby doubles
25' : 21226-1957
BHA 45

47' : 21209-1953
SKF 928

50' : 21264-2025
HLD 166AB

55' : 21275-2016
BU 683

63' : 21278-1911
OCC 58

63' : 21199-2000
BHA 44

70' : 21282-1906
HJ 3029

71' : 21291-1932
RST3286

73' : 21247-1835
HJ 3024

86' : 21194-2038
I 1439

92' : 21216-1825
ARA 502

93' : 21270-1824
OCC 747

94' : 21285-1836
ARA 810

104' : 21172-1916
HJ 3016

106' : 21211-1811
UC 4453AB

108' : 21314-1914
SEE 449AB

111' : 21165-1935
DON1003AB

115' : 21308-2055
UC 4481

115' : 21163-1920
OCC 154

119' : 21212-2138
KPP1448

125' : 21180-2115
HJ 3017

125' : 21237-1744
SHN 250

129' : 21178-2119
FOX 42

129' : 21282-2144
EGN 26

131' : 21247-1737
CVR 899

132' : 21285-1751
LDS 744



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.

21242-1948 HU 1312 AB (HD 203650)

 
 
21h 24m 13.48s -19° 47' 36.4" P.A. 86.00 sep 2.6 mag 9.74,10.15 Sp G2V dist. 141.44 pc (461.38 l.y.)
 
 
Coord 2000 21242-1948 Discov num HU 1312 Comp AB Coord arcsec 2000 21 24 13.48 -19 47 36.4
Date first 1904 Date last 2016 Obs 22
Pa first 81 Pa last 85.6 P.A. Now (θ) 85.6°
Sep first 2.8 Sep last 2.556 Sep. Now (ρ) 2.556"
Mag pri 9.74 Mag sec 10.15 delta mag (ΔM) 0.41 Spectral class G2V (yellow)
Pri motion ra +036 Sec motion ra +040
Pri motion dec -001 Sec motion dec -007
Notes W
rPM=0.178 (< 0.3, Physical double)
This double is physical.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Name HD 203650 Constellation Capricornus HIP 105672 Tycho2 6368-00829-1
HD 203650 BD BD-20 6206 Distance 141.44 Distance ly 461.38
 
 
WDS 21242-1948 HU 1312 AB (HD 203650) : NOTES
 
 
No records found.

 
 
REFERENCES
 
 
refcode metd author reference
Hu_1896 not - Hussey, W.F. 1896PASP....8..183H
Hu_1896 PASP 8, 183, 1896
Hu_1897 Ma - Hussey, W.J. 1897AJ.....17...97H
Hu_1897 AJ 17, 97, 1897
Hu_1898 Ma j Hussey, W.J. 1898AJ.....18..145H
Hu_1898 AJ 18, 145, 1898
Hu_1899 Ma j Hussey, W.J. 1899AN....150..175H
Hu_1899 AN 150, 175, 1899
Hu_1900a Ma - Hussey, W.J. 1900AJ.....20..192H
Hu_1900a AJ 20, 192, 1900
Hu_1900b Ma - Hussey, W.J. 1900AJ.....21...35H
Hu_1900b AJ 21, 35, 1900
Hu_1900c Ma j Hussey, W.J. 1900AN....152..329H
Hu_1900c AN 152, 329, #3645, 1900
Hu_1901a Ma j Hussey, W.J. 1901PLicO...5.....H
Hu_1901a +orb Pub. Lick Obs. 5, 1901
Hu_1901b Ma j Hussey, W.J. 1901LicOB...1...82H
Hu_1901b Lick Obs. Bull. 1, 82, 1901
Hu_1902a Ma j Hussey, W.J. 1902LicOB...1..161H
Hu_1902a Lick Obs. Bull. 1, 161, 1902
Hu_1902b Ma j Hussey, W.J. 1902LicOB...2....1H
Hu_1902b Lick Obs. Bull. 2, 1, 1902
Hu_1903a Ma j Hussey, W.J. 1903LicOB...2...73H
Hu_1903a Lick Obs. Bull. 2, 73, 1903
Hu_1903b Ma j Hussey, W.J. 1903LicOB...2..115H
Hu_1903b Lick Obs. Bull. 2, 115, 1903
Hu_1904a Ma j Hussey, W.J. 1904LicOB...2..180H
Hu_1904a Lick Obs. Bull. 2, 180, 1904
Hu_1904b Ma - Hussey, W.J. 1904LicOB...3...53H
Hu_1904b Lick Obs. Bull. 3, 53, 1904
Hu_1905a Ma - Hussey, W.J. 1905LicOB...3...95H
Hu_1905a Lick Obs. Bull. 3, 95, 1905
Hu_1905b Ma - Hussey, W.J. 1905LicOB...3..116H
Hu_1905b Lick Obs. Bull. 3, 116, 1905
Hu_1905c Ma - Hussey, W.J. 1905LicOB...3..151H
Hu_1905c Lick Obs. Bull. 3, 151, 1905
Hu_1906A Ma - Hussey, W.J. 1906MmRAS..56....1L
Hu_1906A cited by Lewis (MemRAS 56, 1, 1906)
Hu_1906B Ma - Hussey, W.J. 1906QB821.B972.....
Hu_1906B cited in BDS (Burnham Double Star Cat.), 1906
Hu_1907 Ma - Hussey, W.J. 1907LicOB...4..124H
Hu_1907 Lick Obs. Bull. 4, 124, 1907
Hu_1910 Ma - Hussey, W.J. 1910AJ.....21..105H
Hu_1910 AJ 21, 105, 1910
Hu_1911 Ma - Hussey, W.J. 1911LicOB...6..182H
Hu_1911 Lick Obs. Bull. 6, 182, 1911
Hu_1912a Ma - Hussey, W.J. 1915POMic...1..147H
Hu_1912a Pub. Univ. Michigan Obs. 1, 147, 1912
Hu_1912b Ma - Hussey, W.J. 1915POMic...1..160H
Hu_1912b Pub. Univ. Michigan Obs. 1, 160, 1912
Hu_1912c Ma - Hussey, W.J. 1915POMic...1..167H
Hu_1912c Pub. Univ. Michigan Obs. 1, 167, 1912
Hu_1927A Ma - Hussey, W.J. 1927sdsc.book......
Hu_1927A cited in SDS (Southern Double Star Cat.), 1927
Hu_1932A Ma - Hussey, W.J. 1932QB821.A43......
Hu_1932A cited in ADS (Aitken Double Star Cat.), 1932
Hu_9999 Ma - Hussey, W.J. ...................
Hu_9999 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
21242-1948 HU 1312 AB 2016 21 86 2.6 9.74 10.15 G2V W 212413.48-194736.4

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

 
 
WDS 21242-1948 HU 1312 AB (HD 203650) : VISUAL OBSERVATIONS REPORTS
 
 
No records found.


 
 
WDS 21242-1948 HU 1312 AB (HD 203650) : MEASURES
 
 
No records found.

 
 
WDS 21242-1948 (HD 203650) : VIRTUAL EYEPIECE
 
 

21242-1948 HU 1312A mag 9.74 Sp G2V 21242-1948 HU 1312B sep 2.4 P.A. 85.30 mag 10.15 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 21242-1948 (HD 203650) : ALADIN DSS IMAGE @ 21h 24m 13.48s -19° 47' 36.4"
 
 
 
 
WDS 21242-1948 HU 1312 AB (HD 203650) : NEIGHBORHOODS
 
 
FoV:
Limit:
Primaries only

21242-1948 HU 1312AB distance=1' 21226-1957 BHA 45 distance=25' 21209-1953 SKF 928 distance=47' 21264-2025 HLD 166AB distance=50' 21264-2025 HWE 56AC distance=50' 21275-2016 BU 683 distance=55' 21278-1911 OCC 58 distance=63' 21199-2000 BHA 44 distance=63' 21282-1906 HJ 3029 distance=70' 21291-1932 RST3286 distance=71' 21247-1835 HJ 3024 distance=73' 21194-2038 I 1439 distance=86' 21216-1825 ARA 502 distance=92' 21270-1824 OCC 747 distance=93' 21285-1836 ARA 810 distance=94' 21172-1916 HJ 3016 distance=104' 21211-1811 UC 4453AB distance=106' 21314-1914 SEE 449AB distance=108' 21165-1935 DON1003AB distance=111' 21308-2055 UC 4481 distance=115' 21163-1920 OCC 154 distance=115' 21212-2138 KPP1448 distance=119' 21180-2115 HJ 3017 distance=125' 21237-1744 SHN 250 distance=125' 21178-2119 FOX 42 distance=129' 21282-2144 EGN 26 distance=129' 21247-1737 CVR 899 distance=131' 21285-1751 LDS 744 distance=132' 21166-2103 DON1004 distance=132' 21324-2058 LDS6354 distance=135' 21148-1902 ARA 807 distance=140' 21147-1858 LEO 49 distance=143' 21198-1738 DON1008 distance=145' 21332-1836 BRT1568 distance=146' 21270-2208 ALD 16 distance=147' 21278-1731 LDS4887 distance=147' 21174-1746 UC 4430 distance=156' 21133-2011 ARA1224 distance=157' 21220-2224 HJ 5265 distance=160' 21238-2227 TDT2943 distance=160' 21129-1934 TDT2829 distance=160' 21310-1740 HU 1313 distance=161' 21345-1841 UC 4499AB distance=161' 21345-1841 JNN 326Aa,Ab distance=161' 21353-1915 OCC 70 distance=161' 21180-2203 RSS 558 distance=161' 21267-2225 SEE 446AB distance=161' 21267-2225 SZM 3AC distance=161' 21284-1715 RST3285 distance=164' 21308-2204 OL 76 distance=164' 21129-1917 ARA 806 distance=165' 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 21242-1948 HU 1312 AB 86 2.6 1
Show 21226-1957 BHA 45 203 4.3 25
Show 21209-1953 SKF 928 47 14.0 47
Show 21264-2025 HLD 166 AB 68 2.8 50
Show 21264-2025 HWE 56 AC 160 5.1 50
Show 21275-2016 BU 683 194 2.9 55
Show 21278-1911 OCC 58 -1 0.1 63
Show 21199-2000 BHA 44 129 3.9 63
Show 21282-1906 HJ 3029 352 19.0 70
Show 21291-1932 RST3286 3 1.6 71
Show 21247-1835 HJ 3024 73 14.5 73
Show 21194-2038 I 1439 194 0.2 86
Show 21216-1825 ARA 502 123 6.8 92
Show 21270-1824 OCC 747 -1 0.1 93
Show 21285-1836 ARA 810 219 15.9 94
Show 21172-1916 HJ 3016 325 13.5 104
Show 21211-1811 UC 4453 AB 293 18.2 106
Show 21314-1914 SEE 449 AB 179 2.2 108
Show 21165-1935 DON1003 AB 149 3.7 111
Show 21308-2055 UC 4481 306 15.7 115
Show 21163-1920 OCC 154 -1 0.1 115
Show 21212-2138 KPP1448 333 10.9 119
Show 21180-2115 HJ 3017 199 17.4 125
Show 21237-1744 SHN 250 -1 0.0 125
Show 21178-2119 FOX 42 93 2.0 129
Show 21282-2144 EGN 26 205 6.2 129
Show 21247-1737 CVR 899 112 9.0 131
Show 21285-1751 LDS 744 146 19.4 132
Show 21166-2103 DON1004 278 1.3 132
Show 21324-2058 LDS6354 219 56.1 135
Show 21148-1902 ARA 807 83 7.6 140
Show 21147-1858 LEO 49 280 1.4 143
Show 21198-1738 DON1008 176 4.7 145
Show 21332-1836 BRT1568 132 5.7 146
Show 21270-2208 ALD 16 300 3.5 147
Show 21278-1731 LDS4887 243 53.5 147
Show 21174-1746 UC 4430 14 12.3 156
Show 21133-2011 ARA1224 115 6.8 157
Show 21220-2224 HJ 5265 190 32.3 160
Show 21238-2227 TDT2943 226 0.4 160
Show 21129-1934 TDT2829 316 0.6 160
Show 21310-1740 HU 1313 224 0.7 161
Show 21345-1841 UC 4499 AB 293 18.7 161
Show 21345-1841 JNN 326 Aa,Ab 270 0.3 161
Show 21353-1915 OCC 70 -1 0.1 161
Show 21180-2203 RSS 558 227 22.3 161
Show 21267-2225 SEE 446 AB 14 16.3 161
Show 21267-2225 SZM 3 AC 76 85.0 161
Show 21284-1715 RST3285 242 2.9 164
Show 21308-2204 OL 76 346 2.4 164
Show 21129-1917 ARA 806 156 11.6 165

 
 
WDS 21242-1948 : COMPONENTS
 
 
  A
B pa=85.3°
sep=2.41"
 
 
21242-1948 A
 
 
Name HD 203650 Coord arcsec 2000 212413.48-194736.4 Mag 9.74 Spectral class G2V (yellow)
PmRA 36.00 PmDE -1.0 HIP 105672 Tycho2 6368-00829-1
HD 203650 BD BD-20 6206
Tycho2
Tycho2 6368-00829-1 Pflag P RAmdeg 321.05616651 DEmdeg -19.79343726
PmRA 39.5 PmDE -6.8 E RAmdeg 24 E DEmdeg 33
E pmRA 3.4 E pmDE 3.5 EpRAm 1990.98 EpDEm 1990.18
Num 3 Q RAmdeg 0.9 Q DEmdeg 0.7 Q pmRA 0.9
Q pmDE 0.7 BTmag 10.375 E BTmag 0.035 VTmag 9.738
E VTmag 0.028 Prox 26 TYC T HIP 105672
CCDM A RAdeg 321.05586556 DEdeg -19.79344278 EpRA 1990 1.69
EpDE 1990 1.47 E RAdeg 16.3 E DEdeg 22.0 Posflg D
Corr -0.2
Hipparcos
Catalog H HIP 105672 Proxy H RAhms 21 24 13.41
DEdms -19 47 36.4 Vmag 9.12 VarFlag R Vmag H
RAdeg 321.056 DEdeg -19.7934 AstroRef A Plx 6.92
CCDM 21242-1948 N CCDM I Nsys 1 Ncomp 2
MultFlag C Source Qual A M HIP AB
Theta 84 Rho 2.576 HD 203650 BD BD-20 6206
CD CP Dm number -20 6206 VIred 1.06
SpType G2V R SpType Coord arcsec 2000 212413.41-194736.4
Hipparcos 2
HIP 105672 Sn 15 So 3 Nc 2
RArad 5.6034818378 DErad -0.3454607618 Plx 7.07 PmRA 45.33
PmDE -0.04 E RArad 2.05 E DErad 1.36 E Plx 2.26
E pmRA 2.34 E pmDE 1.35 Hpmag 9.2354 E Hpmag 0.0025
SHp 0.03 VA 0 BV 0.555 E BV 0.029
VI 0.63
CCDM
Ccdm 21242-1948 RComp Comp A Note1
Note2 Discov num DRAs 1.18 DDEs 22.7
R dRAs 19 Year Theta Rho
Obs 2 Vmag 9.2 Sp F8 PmNote
PmRA PmDE Dm number -20 6206 Cat1 BD
Name2 Cat2 HD 203650 M HD
ADS BDS A14937 M ADS BDS N IDS IDS 21186S2013A
HIC 105672
 
 
21242-1948 B
 
 
Coord arcsec 2000 212413.65-194736.2 Mag 10.15 PmRA 40.00 PmDE -7.0
HIP 105672 Tycho2 6368-00829-2 Calc delta mag 0.41 Calc coord yes
Tycho2
Tycho2 6368-00829-2 Pflag P RAmdeg 321.05616651 DEmdeg -19.79343726
PmRA 39.5 PmDE -6.8 E RAmdeg 24 E DEmdeg 33
E pmRA 3.4 E pmDE 3.5 EpRAm 1990.98 EpDEm 1990.18
Num 3 Q RAmdeg 0.9 Q DEmdeg 0.7 Q pmRA 0.9
Q pmDE 0.7 BTmag 11.049 E BTmag 0.057 VTmag 10.153
E VTmag 0.038 Prox 26 TYC T HIP 105672
CCDM B RAdeg 321.05661944 DEdeg -19.79336278 EpRA 1990 1.69
EpDE 1990 1.46 E RAdeg 24.2 E DEdeg 33.0 Posflg D
Corr -0.2
Hipparcos
Catalog H HIP 105672 Proxy H RAhms 21 24 13.41
DEdms -19 47 36.4 Vmag 9.12 VarFlag R Vmag H
RAdeg 321.056 DEdeg -19.7934 AstroRef A Plx 6.92
CCDM 21242-1948 N CCDM I Nsys 1 Ncomp 2
MultFlag C Source Qual A M HIP AB
Theta 84 Rho 2.576 HD 203650 BD BD-20 6206
CD CP Dm number -20 6206 VIred 1.06
SpType G2V R SpType Coord arcsec 2000 212413.41-194736.4
Hipparcos 2
HIP 105672 Sn 15 So 3 Nc 2
RArad 5.6034818378 DErad -0.3454607618 Plx 7.07 PmRA 45.33
PmDE -0.04 E RArad 2.05 E DErad 1.36 E Plx 2.26
E pmRA 2.34 E pmDE 1.35 Hpmag 9.2354 E Hpmag 0.0025
SHp 0.03 VA 0 BV 0.555 E BV 0.029
VI 0.63
CCDM
Ccdm 21242-1948 RComp Comp B Note1
Note2 Discov num HU 1312 DRAs DDEs
R dRAs Year 1904 Theta 081 Rho 2.6
Obs 8 Vmag 9.7 Sp PmNote
PmRA PmDE Dm number Cat1
Name2 Cat2 HD M HD
ADS BDS A14937 M ADS BDS N IDS IDS 21186S2013B
HIC 105672