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Current system
21229-2705
I 1441
HD 203447


Nearby doubles
33' : 21210-2725
UC 4451

38' : 21257-2706
TDT2956

41' : 21200-2718
BU 252

46' : 21212-2744
HDS3040

61' : 21198-2621
BU 271AB

62' : 21231-2806
HDS3047

62' : 21188-2637
SEE 443

70' : 21178-2714
STN 54

71' : 21181-2636
KPP 713

91' : 21162-2651
RST2175

93' : 21251-2831
LDS5923

93' : 21242-2534
BU 1035

94' : 21166-2746
BRT3100

97' : 21179-2555
RST1086

98' : 21194-2831
B 523

99' : 21173-2601
UC 4428

103' : 21224-2523
TDT2932

106' : 21266-2839
TDT2970

108' : 21161-2802
LDS5920

118' : 21157-2803
BRT3099

121' : 21316-2740
KPP 496

121' : 21140-2650
RST2174

122' : 21169-2836
DAW 154

127' : 21136-2725
LDS5919

131' : 21148-2555
HJ 3014

132' : 21212-2914
FIN 6



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.

21229-2705 I 1441 (HD 203447)

 
 
21h 22m 55.38s -27° 04' 45.2" P.A. 159.00 sep 1.8 mag 10.36,11.36 Sp F3V
 
 
Coord 2000 21229-2705 Discov num I  1441 Comp Coord arcsec 2000 21 22 55.38 -27 04 45.2
Date first 1925 Date last 2016 Obs 7
Pa first 160 Pa last 158.7 P.A. Now (θ) 158.7°
Sep first 1.7 Sep last 1.8 Sep. Now (ρ) 1.8"
Mag pri 10.36 Mag sec 11.36 delta mag (ΔM) 1 Spectral class F3V (yellow-white)
Pri motion ra +007 Sec motion ra +007
Pri motion dec +006 Sec motion dec +006
Notes
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Name HD 203447 Constellation Capricornus SAO 190282 Tycho2 6946-00432-1
Gaia DR2 6790869278147167872 HD 203447
 
 
WDS 21229-2705 I 1441 (HD 203447) : NOTES
 
 
No records found.

 
 
REFERENCES
 
 
refcode metd author reference
I__1895 Ma - Innes, R.T.A. 1895MNRAS..55..312I
I__1895 +Mb MNRAS 55, 312,544, 1895
I__1896 Mb - Innes, R.T.A. 1896JBAA....6..261I
I__1896 J. British Astron. Assoc. 6, 261, 1896
I__1897a Ma - Innes, R.T.A. 1897MNRAS..57..533I
I__1897a MNRAS 57, 533, 1897 (data also in I__1897b, 1897AN....143..171I
I__1897a I__1897c) 1897AN....144...89I
I__1897b Ma - Innes, R.T.A. 1897AN....143..171I
I__1897b AN 143, 171, 1897
I__1897c Ma - Innes, R.T.A. 1897AN....144...89I
I__1897c AN 144, 89, 1897
I__1897d Ma - Innes, R.T.A. 1897AN....145...93I
I__1897d AN 145, 93, 1897
I__1897e Ma - Innes, R.T.A. 1897MNRAS..57..456I
I__1897e +Mb MNRAS 57, 456, 1897
I__1897f Ma - Innes, R.T.A. 1897MNRAS..58...48I
I__1897f MNRAS 58, 48, 1897
I__1897g Ma - Innes, R.T.A. 1897AJ.....18...65I
I__1897g AJ 18, 65, 1897
I__1898 Ma - Innes, R.T.A. 1898AN....146..369I
I__1898 AN 146, 369, 1898
I__1899 Ma - Innes, R.T.A. 1899QB4.C22v2......
I__1899 Ann. Cape Obs. 2, Pt.2, 1899 (Innes Reference Catalog)
I__1901 Ma - Innes, R.T.A. 1901MNRAS..61..575.
I__1901 MNRAS 61, 575, 1901 (data also in I__1905) 1905AnCap...2....4I
I__1902a Ma - Innes, R.T.A. 1902MNRAS..62..470I
I__1902a MNRAS 62, 470, 1902 (data also in I__1905) 1905AnCap...2....4I
I__1902b Ma - Innes, R.T.A. 1902MNRAS..63...76I
I__1902b MNRAS 63, 76, 1902 (some data also in I__1905) 1905AnCap...2....4I
I__1903 - Innes, R.T.A. 1903MNRAS..64..130I
I__1903 MNRAS 64, 130, 1903 (data also in I__1905) 1905AnCap...2....4I
I__1903b Ma - Innes, R.T.A. 1903Obs....26..285I
I__1903b Obs 26, 285, 1903 (some data also in I__1905) 1905AnCap...2....4I
I__1905 Ma - Innes, R.T.A. 1905AnCap...2....4I
I__1905 Ann. Cape Obs. 2, Pt.4, 1905
I__1907 Ma - Innes, R.T.A. 1907Obs....30...61I
I__1907 Obs 30, 61, 1907
I__1908 - Innes, R.T.A. 1908Obs....31..289I
I__1908 Obs 31, 289, 1908 (measures also in I__1909)
I__1909 Ma - Innes, R.T.A. .
I__1909 Transvaal Obs. Circ. 1, 1, 1909
I__1910 Ma - Innes, R.T.A. .
I__1910 Transvaal Obs. Circ. 1, 21, 1910
I__1911 Ma - Innes, R.T.A. .
I__1911 Transvaal Obs. Circ. 1, 61, 1911
I__1912 Ma - Innes, R.T.A. .
I__1912 Transvaal Obs. Circ. 1, 111, 1912
I__1913a Ma - Innes, R.T.A. 1913CiUO....4...31.
I__1913a Union Obs. Johannesburg Circ. 4, 31, 1913
I__1913b Ma - Innes, R.T.A. (measure by Simpkins, R.P.) 1913CiUO....4...31.
I__1913b Union Obs. Johannesburg Circ. 4, 31, 1913
I__1914 Ma - Innes, R.T.A. 1914CiUO...14...97.
I__1914 Union Obs. Johannesburg Circ. 14, 97, 1914
I__1915a Ma - Innes, R.T.A. 1915CiUO...24..185.
I__1915a Union Obs. Johannesburg Circ. 24, 185, 1915
I__1915b Ma - Innes, R.T.A. (measure by Cox, G.W.) 1915CiUO...24..185.
I__1915b Union Obs. Johannesburg Circ. 24, 185, 1915
I__1915c Ma - Innes, R.T.A. (measure by Johnson, E.L.) 1915CiUO...24..185.
I__1915c Union Obs. Johannesburg Circ. 24, 185, 1915
I__1915d Ma - Innes, R.T.A. (measure by Simpkins, R.P.) 1915CiUO...24..185.
I__1915d Union Obs. Johannesburg Circ. 24, 185, 1915
I__1915e - Innes, R.T.A. 1915Obs....38..221I
I__1915e Obs 38, 221, 1915 (measures also in I__1916) 1916CiUO...33..249I
I__1915f - Innes, R.T.A. 1915Obs....38..333I
I__1915f Obs 38, 333, 1915 (measures also in I__1915) 1915CiUO...24..185I
I__1916a Ma - Innes, R.T.A. 1916CiUO...33..249I
I__1916a Union Obs. Johannesburg Circ. 33, 249, 1916
I__1916b Ma - Innes, R.T.A. (measure by Simpkins, R.P.) 1916CiUO...33..249I
I__1916b Union Obs. Johannesburg Circ. 33, 249, 1916
I__1916c Ma - Innes, R.T.A. (measure by van der Spuy, K.) 1916CiUO...33..249I
I__1916c Union Obs. Johannesburg Circ. 33, 249, 1916
I__1917a Ma - Innes, R.T.A. 1917CiUO...37..285I
I__1917a Union Obs. Johannesburg Circ. 37, 285, 1917
I__1917b Ma - Innes, R.T.A. (measure by Johnson, E.L.) 1917CiUO...37..285I
I__1917b Union Obs. Johannesburg Circ. 37, 285, 1917
I__1917c Ma - Innes, R.T.A. (measure by van der Spuy, K.) 1917CiUO...37..285I
I__1917c Union Obs. Johannesburg Circ. 37, 285, 1917
I__1917d Ma - Innes, R.T.A. (measure by Worssell, W.M.) 1917CiUO...37..285I
I__1917d Union Obs. Johannesburg Circ. 37, 285, 1917
I__1918 Ma - Innes, R.T.A. 1918CiUO...41..339I
I__1918 Union Obs. Johannesburg Circ. 41, 339, 1918
I__1927a Ma - Innes, R.T.A. 1927sdsc.book.....I
I__1927a +Po Southern Double Star Cat. 1927
I__1927b Ma - Innes, R.T.A. & van den Bos, W.H. 1927sdsc.book.....I
I__1927b Southern Double Star Cat. 1927
I__1932A Ma - Innes, R.T.A. 1932QB821.A43......
I__1932A cited in ADS (Aitken Double Star Cat.), 1932
I__1948a Ma - Innes, R.T.A. 1948CiUO..106..193I
I__1948a +Po Union Obs. Johannesburg Circ. 106, 193, 1948
I__1948b Ma - Innes, R.T.A. (measure by Simpkins, R.P.) 1948CiUO..106..193I
I__1948b Union Obs. Johannesburg Circ. 106, 193, 1948
I__9999 Ma - Innes, R.T.A. ...................
I__9999 +Mb 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
21229-2705 I 1441 1991 6 160 1.8 10.36 11.36 F3V 212255.38-270445.2
21229-2705 I 1441 2016 7 159 1.8 10.36 11.36 F3V 212255.38-270445.2

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

 
 
WDS 21229-2705 I 1441 (HD 203447) : VISUAL OBSERVATIONS REPORTS
 
 
No records found.


 
 
WDS 21229-2705 I 1441 (HD 203447) : MEASURES
 
 
No records found.

 
 
WDS 21229-2705 (HD 203447) : VIRTUAL EYEPIECE
 
 

21229-2705 I 1441A mag 10.36 Sp F3V 21229-2705 I 1441B sep 1.8 P.A. 160.90 mag 11.36 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 21229-2705 (HD 203447) : ALADIN DSS IMAGE @ 21h 22m 55.38s -27° 04' 45.2"
 
 
 
 
WDS 21229-2705 I 1441 (HD 203447) : NEIGHBORHOODS
 
 
FoV:
Limit:
Primaries only

21229-2705 I 1441 distance=0' 21210-2725 UC 4451 distance=33' 21257-2706 TDT2956 distance=38' 21200-2718 BU 252 distance=41' 21212-2744 HDS3040 distance=46' 21198-2621 BU 271AB distance=61' 21198-2621 BU 271AC distance=61' 21198-2621 BU 271AD distance=61' 21198-2621 BU 271AE distance=61' 21231-2806 HDS3047 distance=62' 21188-2637 SEE 443 distance=62' 21178-2714 STN 54 distance=70' 21181-2636 KPP 713 distance=71' 21162-2651 RST2175 distance=91' 21251-2831 LDS5923 distance=93' 21242-2534 BU 1035 distance=93' 21166-2746 BRT3100 distance=94' 21179-2555 RST1086 distance=97' 21194-2831 B 523 distance=98' 21173-2601 UC 4428 distance=99' 21224-2523 TDT2932 distance=103' 21266-2839 TDT2970 distance=106' 21161-2802 LDS5920 distance=108' 21157-2803 BRT3099 distance=118' 21316-2740 KPP 496 distance=121' 21140-2650 RST2174 distance=121' 21169-2836 DAW 154 distance=122' 21136-2725 LDS5919 distance=127' 21148-2555 HJ 3014 distance=131' 21212-2914 FIN 6 distance=132' 21244-2455 SPM 40 distance=132' 21325-2631 RST1093 distance=132' 21157-2526 RST3281 distance=139' 21205-2920 LDS5921 distance=140' 21154-2842 LDS4874 distance=140' 21125-2649 UC 4402 distance=141' 21215-2442 SEE 441AB distance=144' 21215-2442 SEE 441AC distance=144' 21277-2453 HJ 5271 distance=147' 21121-2735 HJ 3012 distance=148' 21335-2753 BVD 137 distance=150' 21275-2446 LDS4886 distance=153' 21338-2622 RST1095 distance=153' 21146-2849 LDS4872 distance=153' 21113-2632 TDT2811 distance=160' 21181-2931 LDS 738AB distance=160' 21181-2931 LDS 738Aa,Ab distance=160' 21127-2539 KPP1612 distance=163' 21140-2513 BRT3098 distance=165' 21105-2711 BRG 32 distance=166' 21321-2514 B 2495 distance=167' 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 21229-2705 I 1441 159 1.8
Show 21210-2725 UC 4451 203 24.7 33
Show 21257-2706 TDT2956 239 0.5 38
Show 21200-2718 BU 252 88 2.1 41
Show 21212-2744 HDS3040 65 0.3 46
Show 21198-2621 BU 271 AB 24 0.6 61
Show 21198-2621 BU 271 AC 67 141.7 61
Show 21198-2621 BU 271 AD 61 298.6 61
Show 21198-2621 BU 271 AE 32 180.4 61
Show 21231-2806 HDS3047 103 0.1 62
Show 21188-2637 SEE 443 295 1.3 62
Show 21178-2714 STN 54 238 7.1 70
Show 21181-2636 KPP 713 34 6.3 71
Show 21162-2651 RST2175 329 1.9 91
Show 21251-2831 LDS5923 208 33.3 93
Show 21242-2534 BU 1035 214 0.8 93
Show 21166-2746 BRT3100 168 7.1 94
Show 21179-2555 RST1086 162 0.4 97
Show 21194-2831 B 523 212 0.8 98
Show 21173-2601 UC 4428 18 69.6 99
Show 21224-2523 TDT2932 203 0.6 103
Show 21266-2839 TDT2970 278 0.6 106
Show 21161-2802 LDS5920 15 52.4 108
Show 21157-2803 BRT3099 298 4.4 118
Show 21316-2740 KPP 496 84 3.8 121
Show 21140-2650 RST2174 11 0.6 121
Show 21169-2836 DAW 154 88 1.1 122
Show 21136-2725 LDS5919 214 219.6 127
Show 21148-2555 HJ 3014 301 2.1 131
Show 21212-2914 FIN 6 209 1.2 132
Show 21244-2455 SPM 40 107 42.4 132
Show 21325-2631 RST1093 227 2.3 132
Show 21157-2526 RST3281 112 3.1 139
Show 21205-2920 LDS5921 91 313.7 140
Show 21154-2842 LDS4874 34 22.5 140
Show 21125-2649 UC 4402 325 36.0 141
Show 21215-2442 SEE 441 AB 19 1.8 144
Show 21215-2442 SEE 441 AC 317 102.8 144
Show 21277-2453 HJ 5271 44 6.5 147
Show 21121-2735 HJ 3012 320 25.8 148
Show 21335-2753 BVD 137 58 40.2 150
Show 21275-2446 LDS4886 240 52.1 153
Show 21338-2622 RST1095 316 0.9 153
Show 21146-2849 LDS4872 276 62.7 153
Show 21113-2632 TDT2811 96 0.7 160
Show 21181-2931 LDS 738 AB 182 27.4 160
Show 21181-2931 LDS 738 Aa,Ab 101 4.8 160
Show 21127-2539 KPP1612 181 12.3 163
Show 21140-2513 BRT3098 162 4.5 165
Show 21105-2711 BRG 32 314 9.4 166
Show 21321-2514 B 2495 263 11.9 167

 
 
WDS 21229-2705 : COMPONENTS
 
 
  A
B pa=160.9°
sep=1.78"
 
 
21229-2705 A
 
 
Componente originario normalizzato AB Name HD 203447 Coord arcsec 2000 212255.38-270445.2 Mag 10.36
Spectral class F3V (yellow-white) PmRA 7.00 PmDE 6.0 SAO 190282
Tycho2 6946-00432-1 HD 203447 DM CD-2715406
Tycho2
Tycho2 6946-00432-1 Pflag P RAmdeg 320.73073183 DEmdeg -27.07922443
PmRA 7.1 PmDE 5.5 E RAmdeg 20 E DEmdeg 28
E pmRA 3.1 E pmDE 2.9 EpRAm 1991.25 EpDEm 1990.17
Num 3 Q RAmdeg 1.2 Q DEmdeg 1.2 Q pmRA 1.3
Q pmDE 1.2 BTmag 10.837 E BTmag 0.041 VTmag 10.363
E VTmag 0.038 Prox 18 TYC T HIP
CCDM RAdeg 320.73067889 DEdeg -27.07915278 EpRA 1990 1.78
EpDE 1990 1.40 E RAdeg 19.9 E DEdeg 28.4 Posflg D
Corr -0.1
SAO
SAO 190282 DelFlag RA1950 PmRA1950 -0.0026
DE1950 PmDE1950 0.008 Vmag 9.2 SpType F8
Double code Source 24 CatNum 14039 DM CD-2715406
DMcomp BDsup HD 203447 M HD 0
GC RA1950rad 5.58502579 DE1950rad -0.47636507 PmRA2000 -0.0027
PmDE2000 0.005
 
 
21229-2705 B
 
 
Componente originario normalizzato AB Coord arcsec 2000 212255.42-270446.9 Mag 11.36 PmRA 7.00
PmDE 6.0 Tycho2 6946-00432-2 Calc delta mag 1 Calc coord yes
Tycho2
Tycho2 6946-00432-2 Pflag P RAmdeg 320.73073183 DEmdeg -27.07922443
PmRA 7.1 PmDE 5.5 E RAmdeg 20 E DEmdeg 28
E pmRA 3.1 E pmDE 2.9 EpRAm 1991.25 EpDEm 1990.17
Num 3 Q RAmdeg 1.2 Q DEmdeg 1.2 Q pmRA 1.3
Q pmDE 1.2 BTmag 11.943 E BTmag 0.099 VTmag 11.359
E VTmag 0.092 Prox 18 TYC HIP
CCDM RAdeg 320.73087111 DEdeg -27.07961694 EpRA 1990 1.78
EpDE 1990 1.40 E RAdeg 46.6 E DEdeg 66.5 Posflg D
Corr -0.1