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Doubles in session


Current system
23051-4302
I 1464
HD 217988


Nearby doubles
14' : 23059-4251
KPP 523

31' : 23023-4258
DON1040

36' : 23069-4331
JC 20AB

53' : 23077-4345
UC 4888

55' : 23100-4252
DON1042

57' : 23085-4344
DON1041

60' : 23104-4250
TDT3911

64' : 23097-4223
SKF 385

66' : 23082-4358
SKF1111

70' : 23114-4259
B 594

71' : 23052-4412
HDS3289AB

86' : 23086-4417
LDS6390

91' : 23126-4227
KPP1354

94' : 23040-4129
CRU9053

100' : 22591-4147
UC 4854

101' : 23142-4252
TDT3947

102' : 22560-4246
HDS3263

104' : 22559-4240
UC 4850

105' : 23103-4135
DON1043

117' : 23125-4425
DON1044

125' : 23157-4217
TDT3956AB

126' : 23119-4444
I 1466

127' : 23033-4057
RST2211

128' : 23105-4109
SKF 386

134' : 23128-4445
DON1045

135' : 23024-4050
CRU9052



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.

23051-4302 I 1464 (HD 217988)

 
 
23h 05m 03.53s -43° 01' 36.8" P.A. 266.00 sep 1.1 mag 7.83,12.00 Sp K0IV
 
 
Coord 2000 23051-4302 Discov num I  1464 Comp Coord arcsec 2000 23 05 03.53 -43 01 36.8
Date first 1918 Date last 1960 Obs 4
Pa first 270 Pa last 265.5 P.A. Now (θ) 265.5°
Sep first 1.2 Sep last 1.11 Sep. Now (ρ) 1.11"
Mag pri 7.83 Mag sec 12.00 delta mag (ΔM) 4.17 Spectral class K0IV (yellow-orange)
Pri motion ra -134 Sec motion ra
Pri motion dec -044 Sec motion dec
Notes
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Name HD 217988 Constellation Grus SAO 231425 Tycho2 8011-00612-1
Gaia DR2 6541877306598636416 HD 217988 GC 32148
 
 
WDS 23051-4302 I 1464 (HD 217988) : 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
23051-4302 I 1464 1960 4 266 1.1 7.83 12.00 K0IV 230503.53-430136.8

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

 
 
WDS 23051-4302 I 1464 (HD 217988) : VISUAL OBSERVATIONS REPORTS
 
 
No records found.


 
 
WDS 23051-4302 I 1464 (HD 217988) : MEASURES
 
 
No records found.

 
 
WDS 23051-4302 (HD 217988) : VIRTUAL EYEPIECE
 
 

23051-4302 I 1464A mag 7.83 Sp K0IV 23051-4302 I 1464B sep 0.8 P.A. 263.90 mag 12 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 23051-4302 (HD 217988) : ALADIN DSS IMAGE @ 23h 05m 03.53s -43° 01' 36.8"
 
 
 
 
WDS 23051-4302 I 1464 (HD 217988) : NEIGHBORHOODS
 
 
FoV:
Limit:
Primaries only

23051-4302 I 1464 distance=1' 23059-4251 KPP 523 distance=14' 23023-4258 DON1040 distance=31' 23069-4331 JC 20CD distance=34' 23069-4331 JC 20AB distance=36' 23069-4331 JC 20AC distance=36' 23077-4345 UC 4888 distance=53' 23100-4252 DON1042 distance=55' 23085-4344 DON1041 distance=57' 23104-4250 TDT3911 distance=60' 23097-4223 SKF 385 distance=64' 23082-4358 SKF1111 distance=66' 23114-4259 B 594 distance=70' 23052-4412 HDS3289AB distance=71' 23052-4412 UC 4878AC distance=71' 23086-4417 LDS6390 distance=86' 23126-4227 KPP1354 distance=91' 23040-4129 CRU9053 distance=94' 22591-4147 UC 4854 distance=100' 23142-4252 TDT3947 distance=101' 22560-4246 HDS3263 distance=102' 22559-4240 UC 4850 distance=104' 23103-4135 DON1043 distance=105' 23125-4425 DON1044 distance=117' 23157-4217 TDT3956AB distance=125' 23157-4217 CRU9054AC distance=125' 23119-4444 I 1466 distance=126' 23033-4057 RST2211 distance=127' 23105-4109 SKF 386 distance=128' 23128-4445 DON1045 distance=134' 23024-4050 CRU9052 distance=135' 23021-4050 CRU9051 distance=136' 22525-4247 HJ 5366DE distance=138' 22525-4247 HJ 5366AB distance=139' 22525-4247 HJ 5366AD distance=139' 22525-4247 HJ 5366BC distance=139' 22532-4210 UC 4841 distance=141' 23036-4039 KPP3088 distance=144' 23119-4508 SKF1184 distance=147' 23176-4212 SKF 387 distance=148' 23163-4433 I 1606 distance=153' 23167-4429 HJ 5390 distance=154' 23135-4056 HJ 5387 distance=158' 23048-4023 BVD 156 distance=160' 23008-4538 UC 4865 distance=163' 22586-4531 HU 1335 distance=165' 22550-4056 I 1460 distance=169' 23167-4113 LDS5064 distance=170' 22516-4137 TDT3757 distance=172' 23150-4049 TDT3952 distance=174' 23164-4102 CPO 636 distance=175' 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 23051-4302 I 1464 266 1.1 1
Show 23059-4251 KPP 523 109 3.9 14
Show 23023-4258 DON1040 268 3.3 31
Show 23069-4331 JC 20 CD 355 100.6 34
Show 23069-4331 JC 20 AB 115 1.5 36
Show 23069-4331 JC 20 AC 292 158.9 36
Show 23077-4345 UC 4888 112 55.0 53
Show 23100-4252 DON1042 145 0.8 55
Show 23085-4344 DON1041 156 0.6 57
Show 23104-4250 TDT3911 167 0.6 60
Show 23097-4223 SKF 385 114 9.4 64
Show 23082-4358 SKF1111 246 63.6 66
Show 23114-4259 B 594 170 0.2 70
Show 23052-4412 HDS3289 AB 5 0.2 71
Show 23052-4412 UC 4878 AC 163 22.1 71
Show 23086-4417 LDS6390 148 4.4 86
Show 23126-4227 KPP1354 74 10.2 91
Show 23040-4129 CRU9053 34 253.3 94
Show 22591-4147 UC 4854 320 22.4 100
Show 23142-4252 TDT3947 193 0.6 101
Show 22560-4246 HDS3263 186 0.2 102
Show 22559-4240 UC 4850 215 27.2 104
Show 23103-4135 DON1043 340 1.0 105
Show 23125-4425 DON1044 157 1.5 117
Show 23157-4217 TDT3956 AB 293 1.7 125
Show 23157-4217 CRU9054 AC 18 74.7 125
Show 23119-4444 I 1466 180 0.9 126
Show 23033-4057 RST2211 130 1.8 127
Show 23105-4109 SKF 386 88 7.1 128
Show 23128-4445 DON1045 3 0.9 134
Show 23024-4050 CRU9052 338 36.1 135
Show 23021-4050 CRU9051 112 49.6 136
Show 22525-4247 HJ 5366 DE 116 14.1 138
Show 22525-4247 HJ 5366 AB 251 14.9 139
Show 22525-4247 HJ 5366 AD 106 41.2 139
Show 22525-4247 HJ 5366 BC 135 2.3 139
Show 22532-4210 UC 4841 286 30.4 141
Show 23036-4039 KPP3088 293 1.5 144
Show 23119-4508 SKF1184 58 19.5 147
Show 23176-4212 SKF 387 173 11.0 148
Show 23163-4433 I 1606 222 1.9 153
Show 23167-4429 HJ 5390 42 21.7 154
Show 23135-4056 HJ 5387 276 7.9 158
Show 23048-4023 BVD 156 277 18.2 160
Show 23008-4538 UC 4865 112 26.5 163
Show 22586-4531 HU 1335 34 0.2 165
Show 22550-4056 I 1460 346 0.3 169
Show 23167-4113 LDS5064 193 3.6 170
Show 22516-4137 TDT3757 95 1.1 172
Show 23150-4049 TDT3952 244 1.1 174
Show 23164-4102 CPO 636 276 5.0 175

 
 
WDS 23051-4302 : COMPONENTS
 
 
  A
B pa=263.9°
sep=0.81"
 
 
23051-4302 A
 
 
Componente originario normalizzato AB Name HD 217988 Coord arcsec 2000 230503.53-430136.8 Mag 7.83
Spectral class K0IV (yellow-orange) PmRA -134.00 PmDE -44.0 SAO 231425
Tycho2 8011-00612-1 HD 217988 GC 32148 DM CD-4315255
Tycho2
Tycho2 8011-00612-1 Pflag RAmdeg 346.26472404 DEmdeg -43.02690566
PmRA -147.6 PmDE -42.5 E RAmdeg 6 E DEmdeg 6
E pmRA 1.2 E pmDE 1.0 EpRAm 1991.02 EpDEm 1990.90
Num 10 Q RAmdeg 1.3 Q DEmdeg 2.0 Q pmRA 1.3
Q pmDE 2.1 BTmag 9.001 E BTmag 0.017 VTmag 7.831
E VTmag 0.011 Prox 999 TYC T HIP
CCDM RAdeg 346.26519444 DEdeg -43.02680806 EpRA 1990 1.60
EpDE 1990 1.67 E RAdeg 5.5 E DEdeg 5.9 Posflg
Corr -0.2
SAO
SAO 231425 DelFlag RA1950 PmRA1950 -0.0124
DE1950 PmDE1950 -0.033 Vmag 8 SpType K0
Double code Source 70 CatNum 32148 DM CD-4315255
DMcomp BDsup HD 217988 M HD 0
GC 32148 RA1950rad 6.03121532 DE1950rad -0.75566362 PmRA2000 -0.0122
PmDE2000 -0.038
CCDM
Ccdm 23051-4302 RComp Comp A Note1
Note2 Discov num DRAs -2.39 DDEs 22.5
R dRAs 10 Year Theta Rho
Obs 2 Vmag 8.0 Sp K0 PmNote *
PmRA -135 PmDE -44 Dm number -4315255 Cat1 CD
Name2 231425 Cat2 SAO HD 217988 M HD
ADS BDS M ADS BDS N IDS IDS 22594S4334A
HIC
 
 
23051-4302 B
 
 
Componente originario normalizzato AB Coord arcsec 2000 230503.46-430136.9 Mag 12 Calc delta mag 4.17
Calc coord yes
CCDM
Ccdm 23051-4302 RComp Comp B Note1
Note2 Discov num I 1464 DRAs DDEs
R dRAs Year 1918 Theta 262 Rho 1.0
Obs 3 Vmag 12.0 Sp PmNote
PmRA PmDE Dm number Cat1
Name2 Cat2 HD M HD
ADS BDS M ADS BDS N IDS IDS 22594S4334B
HIC