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Current system
11179-4034
I 1538
HD 98285


Nearby doubles
27' : 11176-4101
RST1571

29' : 11204-4042
RST1577

33' : 11152-4044
RST1568AB

42' : 11154-4104
KPP2918

48' : 11159-3953
UC 2110

50' : 11146-4004
UC 2108

50' : 11172-4123
UC 2113

63' : 11231-4016
RST1584

69' : 11123-4011
RST1563

70' : 11196-3928
TOI 759AB

73' : 11151-3929
SEE 128

78' : 11237-4115
TDS 634

78' : 11188-3917
KPP 242

79' : 11218-3930
UC 2123

79' : 11233-4124
KPP1509

80' : 11244-4106
KPP2594

80' : 11116-4001
KPP1650

83' : 11112-4106
JAO 5

86' : 11232-3934
KPP1815

87' : 11210-3915
TDS7810

87' : 11213-3916
KPP 646

93' : 11249-3947
UC 2132

95' : 11098-4017
SWR 107

98' : 11252-3944
WG 143

99' : 11153-4208
TDS7762

100' : 11266-4023
UC 2138



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.

11179-4034 I 1538 (HD 98285)

 
 
11h 17m 56.02s -40° 34' 12.1" P.A. 225.00 sep 0.4 mag 8.69,10.85 Sp K0III dist. 180.18 pc (587.75 l.y.)
 
 
Coord 2000 11179-4034 Discov num I  1538 Comp Coord arcsec 2000 11 17 56.02 -40 34 12.1
Date first 1927 Date last 1991 Obs 3
Pa first 264 Pa last 225 P.A. Now (θ) 225°
Sep first 0.4 Sep last 0.438 Sep. Now (ρ) 0.438"
Mag pri 8.69 Mag sec 10.85 delta mag (ΔM) 2.16 Spectral class K0III (yellow-orange)
Pri motion ra -057 Sec motion ra
Pri motion dec -022 Sec motion dec
Notes N (See Notes)
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Name HD 98285 Constellation Centaurus SAO 222704 HIP 55185
Tycho2 7730-01339-1 Gaia DR2 5395479655454356224 HD 98285 CD CD-39 7025
CP CP-39 5002 Distance 180.18 Distance ly 587.75
 
 
WDS 11179-4034 I 1538 (HD 98285) : NOTES
 
 
discov_num notes refcode
I 1538 Measures uncertain.
 
 
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
11179-4034 I 1538 1991 3 225 0.4 8.69 10.85 K0III N D 111756.02-403412.1

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WDS 11179-4034 I 1538 (HD 98285) : VISUAL OBSERVATIONS REPORTS
 
 
No records found.


 
 
WDS 11179-4034 I 1538 (HD 98285) : MEASURES
 
 
No records found.

 
 
WDS 11179-4034 (HD 98285) : VIRTUAL EYEPIECE
 
 

11179-4034 I 1538A mag 8.69 Sp K0III 11179-4034 I 1538B sep 0.4 P.A. 217.20 mag 10.85 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 11179-4034 (HD 98285) : ALADIN DSS IMAGE @ 11h 17m 56.02s -40° 34' 12.1"
 
 
 
 
WDS 11179-4034 I 1538 (HD 98285) : NEIGHBORHOODS
 
 
FoV:
Limit:
Primaries only

11179-4034 I 1538 distance=0' 11176-4101 RST1571 distance=27' 11204-4042 RST1577 distance=29' 11152-4044 RST1568AB distance=33' 11154-4104 KPP2918 distance=42' 11159-3953 UC 2110 distance=48' 11146-4004 UC 2108 distance=50' 11172-4123 UC 2113 distance=50' 11231-4016 RST1584 distance=63' 11123-4011 RST1563 distance=69' 11196-3928 TOI 759AB distance=70' 11151-3929 SEE 128 distance=73' 11237-4115 TDS 634 distance=78' 11188-3917 KPP 242 distance=78' 11218-3930 UC 2123 distance=79' 11233-4124 KPP1509 distance=79' 11244-4106 KPP2594 distance=80' 11116-4001 KPP1650 distance=80' 11112-4106 JAO 5 distance=83' 11232-3934 KPP1815 distance=86' 11210-3915 TDS7810 distance=87' 11213-3916 KPP 646 distance=87' 11249-3947 UC 2132 distance=93' 11098-4017 SWR 107 distance=95' 11252-3944 WG 143 distance=98' 11153-4208 TDS7762 distance=99' 11266-4023 UC 2138 distance=100' 11093-4101 WG 142 distance=102' 11111-4143 TDS7719 distance=104' 11160-4216 RST1570 distance=105' 11153-3850 KPP 613 distance=109' 11113-3915 UC 2095 distance=111' 11211-3845 CVN 43AB distance=115' 11211-3845 CVN 43AC distance=115' 11211-3845 CVN 43AD distance=115' 11131-4217 RST1565AB distance=117' 11131-4217 RST1565AC distance=117' 11275-3953 HJ 4438 distance=118' 11156-4229 TDS7767 distance=118' 11078-4107 I 870 distance=121' 11220-4226 TDS7822 distance=121' 11240-3854 KPP1173 distance=122' 11090-4146 TDS7697 distance=124' 11169-3825 NSN 293 distance=130' 11152-3827 RST2736BC distance=131' 11152-3827 SKF1216AB distance=132' 11152-3827 SKF1216AD distance=132' 11072-4127 I 869AB distance=133' 11072-4127 HJ 4408AC distance=133' 11072-4127 HJ 4408AD distance=133' 11258-3852 OSO 40AB distance=137' 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 11179-4034 I 1538 225 0.4
Show 11176-4101 RST1571 216 2.3 27
Show 11204-4042 RST1577 107 0.3 29
Show 11152-4044 RST1568 AB 325 2.0 33
Show 11154-4104 KPP2918 136 1.3 42
Show 11159-3953 UC 2110 167 7.6 48
Show 11146-4004 UC 2108 59.6 50
Show 11172-4123 UC 2113 232 41.1 50
Show 11231-4016 RST1584 23 0.6 63
Show 11123-4011 RST1563 20 2.2 69
Show 11196-3928 TOI 759 AB 235 2.7 70
Show 11151-3929 SEE 128 21 0.2 73
Show 11237-4115 TDS 634 228 1.1 78
Show 11188-3917 KPP 242 207 3.8 78
Show 11218-3930 UC 2123 286 134.6 79
Show 11233-4124 KPP1509 291 11.4 79
Show 11244-4106 KPP2594 208 23.5 80
Show 11116-4001 KPP1650 196 12.7 80
Show 11112-4106 JAO 5 61 4.3 83
Show 11232-3934 KPP1815 31 14.1 86
Show 11210-3915 TDS7810 18 0.7 87
Show 11213-3916 KPP 646 5.8 87
Show 11249-3947 UC 2132 56 15.0 93
Show 11098-4017 SWR 107 112 15.8 95
Show 11252-3944 WG 143 17 7.8 98
Show 11153-4208 TDS7762 293 0.7 99
Show 11266-4023 UC 2138 31 25.1 100
Show 11093-4101 WG 142 301 3.5 102
Show 11111-4143 TDS7719 315 0.4 104
Show 11160-4216 RST1570 115 1.8 105
Show 11153-3850 KPP 613 231 5.6 109
Show 11113-3915 UC 2095 190 20.2 111
Show 11211-3845 CVN 43 AB 296 5.7 115
Show 11211-3845 CVN 43 AC 245 5.7 115
Show 11211-3845 CVN 43 AD 5 6.8 115
Show 11131-4217 RST1565 AB 150 2.5 117
Show 11131-4217 RST1565 AC 71 5.6 117
Show 11275-3953 HJ 4438 197 23.0 118
Show 11156-4229 TDS7767 11 0.7 118
Show 11078-4107 I 870 74 1.6 121
Show 11220-4226 TDS7822 135 0.4 121
Show 11240-3854 KPP1173 242 9.2 122
Show 11090-4146 TDS7697 188 1.3 124
Show 11169-3825 NSN 293 172 4.8 130
Show 11152-3827 RST2736 BC 185 0.7 131
Show 11152-3827 SKF1216 AB 213 53.4 132
Show 11152-3827 SKF1216 AD 271 5.0 132
Show 11072-4127 I 869 AB 334 1.7 133
Show 11072-4127 HJ 4408 AC 340 21.7 133
Show 11072-4127 HJ 4408 AD 112 21.2 133
Show 11258-3852 OSO 40 AB 160 19.4 137

 
 
WDS 11179-4034 : COMPONENTS
 
 
  A
B pa=217.2°
sep=0.39"
 
 
11179-4034 A
 
 
Componente originario normalizzato AB Name HD 98285 Coord arcsec 2000 111756.02-403412.1 Mag 8.69
Spectral class K0III (yellow-orange) PmRA -57.00 PmDE -22.0 SAO 222704
HIP 55185 Tycho2 7730-01339-1 HD 98285 CD CD-39 7025
CP CP-39 5002
Tycho2
Tycho2 7730-01339-1 Pflag RAmdeg 169.48321179 DEmdeg -40.57005108
PmRA -53.6 PmDE -9.3 E RAmdeg 8 E DEmdeg 9
E pmRA 1.0 E pmDE 1.0 EpRAm 1990.28 EpDEm 1989.91
Num 11 Q RAmdeg 1.2 Q DEmdeg 1.4 Q pmRA 1.3
Q pmDE 1.5 BTmag 9.649 E BTmag 0.023 VTmag 8.519
E VTmag 0.013 Prox 999 TYC T HIP 55185
CCDM AB RAdeg 169.48337500 DEdeg -40.57002972 EpRA 1990 1.66
EpDE 1990 1.69 E RAdeg 8.4 E DEdeg 8.8 Posflg P
Corr 0.0
SAO
SAO 222704 DelFlag RA1950 PmRA1950 -0.0064
DE1950 PmDE1950 -0.053 Vmag 8.7 SpType K0
Double code Source 48 CatNum 9397 DM CP-39 5002
DMcomp BDsup HD 98285 M HD 0
GC RA1950rad 2.94764413 DE1950rad -0.70331366 PmRA2000 -0.006
PmDE2000 -0.049
Hipparcos
Catalog H HIP 55185 Proxy H RAhms 11 17 56.02
DEdms -40 34 12.1 Vmag 8.39 VarFlag R Vmag H
RAdeg 169.483 DEdeg -40.57 AstroRef A Plx 5.63
CCDM 11179-4034 N CCDM I Nsys 1 Ncomp 2
MultFlag C Source Qual A M HIP AB
Theta 225 Rho 0.438 HD 98285 BD
CD CD-39 7025 CP CP-39 5002 Dm number -39 7025 VIred 0.91
SpType K0III R SpType Coord arcsec 2000 111756.02-403412.1
Hipparcos 2
HIP 55185 Sn 15 So 3 Nc 2
RArad 2.9580432887 DErad -0.7080803869 Plx 5.55 PmRA -53.27
PmDE -9.25 E RArad 0.84 E DErad 0.79 E Plx 1.21
E pmRA 1.05 E pmDE 0.86 Hpmag 8.5502 E Hpmag 0.0016
SHp 0.017 VA 0 BV 0.977 E BV 0.019
VI 0.96
CCDM
Ccdm 11179-4034 RComp Comp A Note1
Note2 Discov num DRAs 1.79 DDEs -15.8
R dRAs 10 Year Theta Rho
Obs 2 Vmag 8.8 Sp K0 PmNote *
PmRA -74 PmDE -53 Dm number -39 7025 Cat1 CD
Name2 222704 Cat2 SAO HD 98285 M HD
ADS BDS M ADS BDS N IDS IDS 11132S4001A
HIC 55185
 
 
11179-4034 B
 
 
Componente originario normalizzato AB Coord arcsec 2000 111756.00-403412.4 Mag 10.85 Calc delta mag 2.16
Calc coord yes
CCDM
Ccdm 11179-4034 RComp Comp B Note1
Note2 Discov num I 1538 DRAs DDEs
R dRAs Year 1927 Theta 031 Rho 0.5
Obs 2 Vmag 11.0 Sp PmNote
PmRA PmDE Dm number Cat1
Name2 Cat2 HD M HD
ADS BDS M ADS BDS N N IDS IDS 11132S4001B
HIC 55185