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Doubles in session


Current system
21125-4148
I 1436
HD 201678


Nearby doubles
22' : 21121-4128
BVD 153

29' : 21114-4215
TSN 97

41' : 21104-4114
ARU 3

46' : 21090-4126
UC 4390

55' : 21174-4157
NSN 466

57' : 21175-4142
LIT 35

61' : 21172-4118
RST4079

65' : 21090-4058
CRU9016AB

72' : 21086-4245
SYU 12

73' : 21091-4047
CPO 620AB

74' : 21064-4123
SEE 437AB

76' : 21186-4116
UC 4437

76' : 21185-4225
RED 27

80' : 21162-4041
CBL 182

82' : 21099-4304
UC 4395

86' : 21050-4203
CPO 619

87' : 21144-4025
UC 4416

88' : 21050-4214
UC 4372

93' : 21122-4016
CRU9018AB

96' : 21201-4233
KPP1331

98' : 21103-4014
CRU9017

102' : 21043-4233
DON 999

108' : 21212-4235
TDT2915

111' : 21208-4049
HDS3039

111' : 21028-4206
TDT2712

112' : 21146-4337
CPO 621



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.

21125-4148 I 1436 (HD 201678)

 
 
21h 12m 32.55s -41° 48' 24.7" P.A. 276.00 sep 0.5 mag 9.29,10.44 Sp G3V dist. 128.53 pc (419.26 l.y.)
 
 
Coord 2000 21125-4148 Discov num I  1436 Comp Coord arcsec 2000 21 12 32.55 -41 48 24.7
Date first 1925 Date last 2017 Obs 7
Pa first 103 Pa last 276.2 P.A. Now (θ) 276.2°
Sep first 0.5 Sep last 0.489 Sep. Now (ρ) 0.489"
Mag pri 9.29 Mag sec 10.44 delta mag (ΔM) 1.15 Spectral class G3V (yellow)
Pri motion ra +094 Sec motion ra
Pri motion dec -090 Sec motion dec
Notes
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Name HD 201678 Constellation Microscopium SAO 230577 HIP 104704
Tycho2 7974-00175-1 Gaia DR2 6580694400683187200 HD 201678 GC 29622
CD CD-4215299 CP CP-42 9240 Distance 128.53 Distance ly 419.26
 
 
WDS 21125-4148 I 1436 (HD 201678) : 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
21125-4148 I 1436 1991 6 223 0.2 9.29 10.44 G3V 211232.55-414824.7
21125-4148 I 1436 2017 7 276 0.5 9.29 10.44 G3V 211232.55-414824.7

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

 
 
WDS 21125-4148 I 1436 (HD 201678) : VISUAL OBSERVATIONS REPORTS
 
 
No records found.


 
 
WDS 21125-4148 I 1436 (HD 201678) : MEASURES
 
 
No records found.

 
 
WDS 21125-4148 (HD 201678) : VIRTUAL EYEPIECE
 
 

21125-4148 I 1436A mag 9.29 Sp G3V 21125-4148 I 1436B sep 0.4 P.A. 278.30 mag 10.44 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 21125-4148 (HD 201678) : ALADIN DSS IMAGE @ 21h 12m 32.55s -41° 48' 24.7"
 
 
 
 
WDS 21125-4148 I 1436 (HD 201678) : NEIGHBORHOODS
 
 
FoV:
Limit:
Primaries only

21125-4148 I 1436 distance=0' 21121-4128 BVD 153 distance=22' 21114-4215 TSN 97 distance=29' 21104-4114 ARU 3 distance=41' 21090-4126 UC 4390 distance=46' 21174-4157 NSN 466 distance=55' 21175-4142 LIT 35 distance=57' 21172-4118 RST4079 distance=61' 21090-4058 CRU9016AB distance=65' 21090-4058 CRU9016AC distance=65' 21086-4245 SYU 12 distance=72' 21091-4047 CPO 620AB distance=73' 21064-4123 SEE 437AB distance=74' 21064-4123 SEE 437AC distance=74' 21186-4116 UC 4437 distance=76' 21185-4225 RED 27 distance=76' 21162-4041 CBL 182 distance=80' 21099-4304 UC 4395 distance=82' 21050-4203 CPO 619 distance=86' 21144-4025 UC 4416 distance=87' 21050-4214 UC 4372 distance=88' 21122-4016 CRU9018AB distance=93' 21122-4016 CRU9018AC distance=93' 21122-4016 CRU9018AD distance=93' 21122-4016 CRU9018AE distance=93' 21122-4016 CRU9018AF distance=93' 21201-4233 KPP1331 distance=96' 21103-4014 CRU9017 distance=98' 21043-4233 DON 999 distance=102' 21212-4235 TDT2915 distance=108' 21208-4049 HDS3039 distance=111' 21028-4206 TDT2712 distance=111' 21146-4337 CPO 621 distance=112' 21107-3959 HDS3018 distance=112' 21065-4012 WG 265 distance=119' 21038-4041 RSS 37 distance=120' 21234-4133 KPP3092 distance=123' 21009-4132 WIS 346 distance=132' 21142-3936 WG 267 distance=133' 21008-4123 B 513 distance=135' 21022-4300 DUN 236 distance=136' 21015-4246 NSN 455 distance=136' 21178-3945 TDT2890Ba,Bb distance=136' 21202-4336 DON1007 distance=137' 21232-4257 SKF1172 distance=137' 21178-3945 CRU9019AB distance=138' 21178-3945 CRU9019AC distance=138' 21007-4111 I 1049 distance=139' 21071-3944 KPP2409 distance=139' 21213-4011 WG 270 distance=140' 21244-4100 BU 766AB distance=142' 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 21125-4148 I 1436 276 0.5
Show 21121-4128 BVD 153 132 44.1 22
Show 21114-4215 TSN 97 227 56.4 29
Show 21104-4114 ARU 3 142 0.2 41
Show 21090-4126 UC 4390 217 35.3 46
Show 21174-4157 NSN 466 4 45.0 55
Show 21175-4142 LIT 35 248 10.5 57
Show 21172-4118 RST4079 21 0.2 61
Show 21090-4058 CRU9016 AB 82 117.7 65
Show 21090-4058 CRU9016 AC 24 137.2 65
Show 21086-4245 SYU 12 224 0.2 72
Show 21091-4047 CPO 620 AB 347 20.1 73
Show 21064-4123 SEE 437 AB 54 43.8 74
Show 21064-4123 SEE 437 AC 88 127.8 74
Show 21186-4116 UC 4437 295 32.3 76
Show 21185-4225 RED 27 199 7.8 76
Show 21162-4041 CBL 182 152 31.3 80
Show 21099-4304 UC 4395 141 61.2 82
Show 21050-4203 CPO 619 252 5.6 86
Show 21144-4025 UC 4416 140 12.5 87
Show 21050-4214 UC 4372 12 13.9 88
Show 21122-4016 CRU9018 AB 212 122.8 93
Show 21122-4016 CRU9018 AC 237 146.0 93
Show 21122-4016 CRU9018 AD 250 180.1 93
Show 21122-4016 CRU9018 AE 268 219.6 93
Show 21122-4016 CRU9018 AF 326 122.7 93
Show 21201-4233 KPP1331 324 10.1 96
Show 21103-4014 CRU9017 303 25.0 98
Show 21043-4233 DON 999 263 4.6 102
Show 21212-4235 TDT2915 61 0.4 108
Show 21208-4049 HDS3039 13 0.2 111
Show 21028-4206 TDT2712 309 0.7 111
Show 21146-4337 CPO 621 23 3.6 112
Show 21107-3959 HDS3018 189 0.8 112
Show 21065-4012 WG 265 64 10.0 119
Show 21038-4041 RSS 37 318 50.5 120
Show 21234-4133 KPP3092 163 3.3 123
Show 21009-4132 WIS 346 6 999.9 132
Show 21142-3936 WG 267 318 10.0 133
Show 21008-4123 B 513 29 3.8 135
Show 21022-4300 DUN 236 73 57.4 136
Show 21015-4246 NSN 455 189 2.5 136
Show 21178-3945 TDT2890 Ba,Bb 252 0.5 136
Show 21202-4336 DON1007 60 2.0 137
Show 21232-4257 SKF1172 186 9.3 137
Show 21178-3945 CRU9019 AB 230 117.1 138
Show 21178-3945 CRU9019 AC 62 62.8 138
Show 21007-4111 I 1049 346 1.3 139
Show 21071-3944 KPP2409 194 20.9 139
Show 21213-4011 WG 270 52 4.8 140
Show 21244-4100 BU 766 AB 169 0.3 142

 
 
WDS 21125-4148 : COMPONENTS
 
 
  A
B pa=278.3°
sep=0.37"
 
 
21125-4148 A
 
 
Componente originario normalizzato AB Name HD 201678 Coord arcsec 2000 211232.55-414824.7 Mag 9.29
Spectral class G3V (yellow) PmRA 94.00 PmDE -90.0 SAO 230577
HIP 104704 Tycho2 7974-00175-1 HD 201678 GC 29622
CD CD-4215299 CP CP-42 9240
Tycho2
Tycho2 7974-00175-1 Pflag RAmdeg 318.13592248 DEmdeg -41.80708455
PmRA 91.1 PmDE -89.4 E RAmdeg 8 E DEmdeg 9
E pmRA 1.3 E pmDE 1.3 EpRAm 1991.20 EpDEm 1991.05
Num 9 Q RAmdeg 1.2 Q DEmdeg 0.7 Q pmRA 1.2
Q pmDE 0.7 BTmag 9.588 E BTmag 0.019 VTmag 8.917
E VTmag 0.014 Prox 999 TYC T HIP 104704
CCDM AS RAdeg 318.13564500 DEdeg -41.80687972 EpRA 1990 1.83
EpDE 1990 1.75 E RAdeg 7.5 E DEdeg 8.5 Posflg P
Corr -0.4
SAO
SAO 230577 DelFlag RA1950 PmRA1950 0.0107
DE1950 PmDE1950 -0.106 Vmag 9.1 SpType G0
Double code Source 70 CatNum 29622 DM CD-4215299
DMcomp BDsup HD 201678 M HD 0
GC 29622 RA1950rad 5.53837964 DE1950rad -0.7332491 PmRA2000 0.0108
PmDE2000 -0.109
Hipparcos
Catalog H HIP 104704 Proxy H RAhms 21 12 32.55
DEdms -41 48 24.7 Vmag 8.83 VarFlag R Vmag H
RAdeg 318.136 DEdeg -41.8069 AstroRef * Plx 6.25
CCDM 21125-4148 N CCDM I Nsys 1 Ncomp 2
MultFlag C Source Qual A M HIP AS
Theta 223 Rho 0.232 HD 201678 BD
CD CD-4215299 CP CP-42 9240 Dm number -4215299 VIred 0.77
SpType G3V R SpType Coord arcsec 2000 211232.55-414824.7
Hipparcos 2
HIP 104704 Sn 55 So 3 Nc 2
RArad 5.5525141381 DErad -0.7296674983 Plx 7.78 PmRA 92.29
PmDE -92.18 E RArad 0.75 E DErad 0.74 E Plx 1.07
E pmRA 0.8 E pmDE 0.67 Hpmag 8.9659 E Hpmag 0.0017
SHp 0.019 VA 0 BV 0.633 E BV 0.015
VI 0.7
CCDM
Ccdm 21125-4148 RComp Comp A Note1
Note2 Discov num DRAs 2.86 DDEs -27.0
R dRAs 10 Year Theta Rho
Obs 2 Vmag 9.4 Sp G0 PmNote *
PmRA 119 PmDE -105 Dm number -4215299 Cat1 CD
Name2 230577 Cat2 SAO HD 201678 M HD
ADS BDS M ADS BDS N IDS IDS 21060S4213A
HIC 104704
 
 
21125-4148 B
 
 
Componente originario normalizzato AB Coord arcsec 2000 211232.52-414824.6 Mag 10.44 Calc delta mag 1.15
Calc coord yes
CCDM
Ccdm 21125-4148 RComp Comp B Note1
Note2 Discov num I 1436 DRAs DDEs
R dRAs Year 1925 Theta 101 Rho 0.5
Obs 4 Vmag 10.6 Sp PmNote
PmRA PmDE Dm number Cat1
Name2 Cat2 HD M HD
ADS BDS M ADS BDS N IDS IDS 21060S4213B
HIC 104704