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Doubles in session


Current system
20385-4425
I 1424


Nearby doubles
25' : 20372-4445
TOK 369

31' : 20400-4359
DON 990AB

42' : 20391-4345
LDS 717

51' : 20339-4431
I 127AB

52' : 20427-4400
KPP3106

56' : 20377-4520
UC 4239

61' : 20441-4412
KPP1048AB

62' : 20336-4457
KPP 626

71' : 20452-4428
BRT1114

72' : 20365-4533
I 41

88' : 20411-4549
SKF1166

89' : 20322-4521
RST5470AB

93' : 20389-4253
AOT 88

95' : 20381-4251
UC 4240

99' : 20417-4253
TDT2475

101' : 20350-4559
UC 4223

107' : 20289-4402
HJ 5201

107' : 20356-4243
AOT 83

110' : 20377-4236
UC 4238

110' : 20485-4359
DON 992

110' : 20355-4241
AOT 82

110' : 20348-4244
AOT 80

112' : 20327-4558
UC 4211

113' : 20487-4359
DON 993AB

115' : 20454-4554
RST1076

118' : 20476-4534
I 1427



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.

20385-4425 I 1424

 
 
20h 38m 34.27s -44° 25' 25.8" P.A. 226.00 sep 2.4 mag 10.55,13.80 Sp F3/5
 
 
Coord 2000 20385-4425 Discov num I  1424 Comp Coord arcsec 2000 20 38 34.27 -44 25 25.8
Date first 1925 Date last 2016 Obs 4
Pa first 231 Pa last 225.8 P.A. Now (θ) 225.8°
Sep first 2.0 Sep last 2.443 Sep. Now (ρ) 2.443"
Mag pri 10.55 Mag sec 13.80 delta mag (ΔM) 3.25 Spectral class F3/5 (yellow-white)
Pri motion ra +002 Sec motion ra
Pri motion dec +000 Sec motion dec
Notes S (Parallax indidates non-physical)
This double is not physical.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Constellation Microscopium Tycho2 7962-01121-1 Gaia DR2 6675310915305321216 HD 196357
 
 
WDS 20385-4425 I 1424 : 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
20385-4425 I 1424 1938 2 230 2.2 10.55 13.80 F3/5 203834.27-442525.8
20385-4425 I 1424 2015 3 226 2.4 10.55 13.80 F3/5 S 203834.27-442525.8
20385-4425 I 1424 2016 4 226 2.4 10.55 13.80 F3/5 S 203834.27-442525.8

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

 
 
WDS 20385-4425 I 1424 : VISUAL OBSERVATIONS REPORTS
 
 
No records found.


 
 
WDS 20385-4425 I 1424 : MEASURES
 
 
No records found.

 
 
WDS 20385-4425 : VIRTUAL EYEPIECE
 
 

20385-4425 I 1424A mag 10.55 Sp F3/5 20385-4425 I 1424B sep 2.1 P.A. 216.30 mag 13.8 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 20385-4425 : ALADIN DSS IMAGE @ 20h 38m 34.27s -44° 25' 25.8"
 
 
 
 
WDS 20385-4425 I 1424 : NEIGHBORHOODS
 
 
FoV:
Limit:
Primaries only

20385-4425 I 1424 distance=0' 20372-4445 TOK 369 distance=25' 20400-4359 DON 990AB distance=31' 20400-4359 DON 990AC distance=31' 20391-4345 LDS 717 distance=42' 20339-4431 I 127BC distance=50' 20339-4431 I 127AB distance=51' 20339-4431 DAM 325AD distance=51' 20339-4431 DAM 325AE distance=51' 20427-4400 KPP3106 distance=52' 20377-4520 UC 4239 distance=56' 20441-4412 KPP1048AB distance=61' 20336-4457 KPP 626 distance=62' 20452-4428 BRT1114 distance=71' 20365-4533 I 41 distance=72' 20411-4549 SKF1166 distance=88' 20322-4521 RST5470AB distance=89' 20322-4521 HJ 5204AB,C distance=89' 20389-4253 AOT 88 distance=93' 20381-4251 UC 4240 distance=95' 20417-4253 TDT2475 distance=99' 20350-4559 UC 4223 distance=101' 20289-4402 HJ 5201 distance=107' 20356-4243 AOT 83 distance=107' 20377-4236 UC 4238 distance=110' 20485-4359 DON 992 distance=110' 20355-4241 AOT 82 distance=110' 20348-4244 AOT 80 distance=110' 20327-4558 UC 4211 distance=112' 20487-4359 DON 993AB distance=113' 20487-4359 HJ 5222AC distance=113' 20454-4554 RST1076 distance=115' 20476-4534 I 1427 distance=118' 20409-4224 HJ 5211AB distance=125' 20409-4224 I 1121BC distance=125' 20351-4226 AOT 81 distance=126' 20369-4630 KPP1368 distance=126' 20344-4221 DON 988AB distance=134' 20344-4221 DON 988AB,C distance=134' 20258-4420 BRT1108 distance=137' 20345-4216 NSN 481 distance=138' 20267-4334 I 1420 distance=138' 20370-4208 AOT 86 distance=139' 20296-4609 I 1422 distance=141' 20374-4202 CPO 89 distance=144' 20251-4518 DON 985 distance=154' 20459-4640 RST2156 distance=155' 20465-4639 LDS 721 distance=158' 20280-4237 RSS 36 distance=158' 20360-4147 AOT 84 distance=161' 20264-4603 UC 4184 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 20385-4425 I 1424 226 2.4
Show 20372-4445 TOK 369 245 0.5 25
Show 20400-4359 DON 990 AB 39 0.3 31
Show 20400-4359 DON 990 AC 292 7.0 31
Show 20391-4345 LDS 717 308 22.2 42
Show 20339-4431 I 127 BC 209 0.6 50
Show 20339-4431 I 127 AB 50 62.3 51
Show 20339-4431 DAM 325 AD 91 49.9 51
Show 20339-4431 DAM 325 AE 101 70.0 51
Show 20427-4400 KPP3106 232 2.5 52
Show 20377-4520 UC 4239 226 11.9 56
Show 20441-4412 KPP1048 AB 183 8.4 61
Show 20336-4457 KPP 626 123 5.7 62
Show 20452-4428 BRT1114 65 5.6 71
Show 20365-4533 I 41 356 2.3 72
Show 20411-4549 SKF1166 147 20.8 88
Show 20322-4521 RST5470 AB 125 0.2 89
Show 20322-4521 HJ 5204 AB,C 35 6.2 89
Show 20389-4253 AOT 88 55 15.8 93
Show 20381-4251 UC 4240 351 45.0 95
Show 20417-4253 TDT2475 303 1.0 99
Show 20350-4559 UC 4223 99 51.7 101
Show 20289-4402 HJ 5201 117 10.7 107
Show 20356-4243 AOT 83 116 7.8 107
Show 20377-4236 UC 4238 182 83.6 110
Show 20485-4359 DON 992 291 5.2 110
Show 20355-4241 AOT 82 201 4.2 110
Show 20348-4244 AOT 80 246 11.1 110
Show 20327-4558 UC 4211 347 28.6 112
Show 20487-4359 DON 993 AB 332 12.2 113
Show 20487-4359 HJ 5222 AC 271 28.6 113
Show 20454-4554 RST1076 287 1.0 115
Show 20476-4534 I 1427 211 0.6 118
Show 20409-4224 HJ 5211 AB 299 20.0 125
Show 20409-4224 I 1121 BC 243 9.3 125
Show 20351-4226 AOT 81 185 14.1 126
Show 20369-4630 KPP1368 296 10.3 126
Show 20344-4221 DON 988 AB 118 0.6 134
Show 20344-4221 DON 988 AB,C 89 23.2 134
Show 20258-4420 BRT1108 191 12.3 137
Show 20345-4216 NSN 481 91 1.7 138
Show 20267-4334 I 1420 358 0.3 138
Show 20370-4208 AOT 86 303 9.1 139
Show 20296-4609 I 1422 17 0.1 141
Show 20374-4202 CPO 89 284 16.0 144
Show 20251-4518 DON 985 341 1.8 154
Show 20459-4640 RST2156 245 0.6 155
Show 20465-4639 LDS 721 215 6.7 158
Show 20280-4237 RSS 36 267 35.7 158
Show 20360-4147 AOT 84 137 18.9 161
Show 20264-4603 UC 4184 90 71.7 162

 
 
WDS 20385-4425 : COMPONENTS
 
 
  A
B pa=216.3°
sep=2.11"
 
 
20385-4425 A
 
 
Componente originario normalizzato AB Coord arcsec 2000 203834.27-442525.8 Mag 10.55 Spectral class F3/5 (yellow-white)
PmRA 2.00 PmDE 0.0 Tycho2 7962-01121-1 HD 196357
DM CD-4414063
Tycho2
Tycho2 7962-01121-1 Pflag RAmdeg 309.64283105 DEmdeg -44.42384018
PmRA 2.1 PmDE 0.2 E RAmdeg 28 E DEmdeg 36
E pmRA 2.1 E pmDE 2.0 EpRAm 1989.23 EpDEm 1986.85
Num 4 Q RAmdeg 1.4 Q DEmdeg 2.8 Q pmRA 1.4
Q pmDE 2.8 BTmag 11.094 E BTmag 0.056 VTmag 10.551
E VTmag 0.050 Prox 999 TYC T HIP
CCDM RAdeg 309.64282750 DEdeg -44.42383722 EpRA 1990 1.73
EpDE 1990 1.37 E RAdeg 29.3 E DEdeg 39.3 Posflg
Corr -0.1
 
 
20385-4425 B
 
 
Componente originario normalizzato AB Coord arcsec 2000 203834.15-442527.5 Mag 13.8 Calc delta mag 3.25
Calc coord yes