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Doubles in session


Current system
11225-4258
R 168
HD 98891


Nearby doubles
22' : 11223-4319
SKF 805

33' : 11220-4226
TDS7822

38' : 11216-4333
HJ 4426

39' : 11257-4314
CPO 324

55' : 11176-4306
KPP2555

57' : 11198-4346
UC 2116

59' : 11278-4254
TDS7868

64' : 11172-4325
KPP1359

70' : 11286-4240
BSO 6

75' : 11276-4209
RST1588

82' : 11156-4229
TDS7767

82' : 11258-4410
JNN 75

83' : 11160-4216
RST1570

93' : 11288-4158
TDS7882

94' : 11140-4259
B 1183

94' : 11233-4124
KPP1509

95' : 11153-4208
TDS7762

95' : 11168-4406
LDS 344

101' : 11311-4333
CPO 327

102' : 11224-4439
HDS1618

104' : 11192-4434
CPO 323AB

104' : 11237-4115
TDS 634

105' : 11315-4335
TDS7907

112' : 11172-4123
UC 2113

112' : 11131-4217
RST1565AB

114' : 11244-4106
KPP2594



Selections
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Neglected List I
Neglected List II
Observed
Herschel, W.
Herschel, J.F.W.
Struve, Otto
Struve, F.G.W.

11225-4258 R 168 (HD 98891)

 
 
11h 22m 29.30s -42° 57' 36.4" P.A. 304.00 sep 2.9 mag 9.55,9.88 Sp F5V
 
 
Coord 2000 11225-4258 Discov num R   168 Comp Coord arcsec 2000 11 22 29.30 -42 57 36.4
Date first 1871 Date last 2016 Obs 14
Pa first 306 Pa last 304 P.A. Now (θ) 304°
Sep first 3.2 Sep last 2.871 Sep. Now (ρ) 2.871"
Mag pri 9.55 Mag sec 9.88 delta mag (ΔM) 0.33 Spectral class F5V (yellow-white)
Pri motion ra -004 Sec motion ra -005
Pri motion dec +023 Sec motion dec +023
Notes T (Parallax indicates physical)
rPM=0.042 (< 0.3, Physical double)
This double is physical.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Name HD 98891 Constellation Centaurus SAO 222754 Tycho2 7747-00914-1
Gaia DR2 5382998033816081536 HD 98891 DM CP-42 5254
 
 
WDS 11225-4258 R 168 (HD 98891) : NOTES
 
 
No records found.

 
 
REFERENCES
 
 
refcode metd author reference
R__1871 Ma - Russell, H.C. 1884QB821.R94......
R__1871 Sydney Obs. Results, 1871-1881
R__1882 Ma j Russell, H.C. 1882MmRAS..47..109R
R__1882 MemRAS 47, 109, 1882
R__1892 Ma - Russell, H.C. 1892MmRAS..50...57R
R__1892 MemRAS 50, 57, 1892
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
11225-4258 R 168 1991 10 306 2.8 9.55 9.88 F5V 112229.30-425736.4
11225-4258 R 168 1999 11 303 2.8 9.55 9.88 F5V 112229.30-425736.4
11225-4258 R 168 2015 12 304 2.9 9.55 9.88 F5V 112229.30-425736.4
11225-4258 R 168 2016 14 304 2.9 9.55 9.88 F5V T 112229.30-425736.4

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

 
 
WDS 11225-4258 R 168 (HD 98891) : VISUAL OBSERVATIONS REPORTS
 
 
No records found.


 
 
WDS 11225-4258 R 168 (HD 98891) : MEASURES
 
 
No records found.

 
 
WDS 11225-4258 (HD 98891) : VIRTUAL EYEPIECE
 
 

11225-4258 R 168A mag 9.55 Sp F5V 11225-4258 R 168B sep 2.4 P.A. 312.70 mag 9.88 virtual eyepiece
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Pass over with the mouse cursor to display the catalog designation.
Radius:
Components only
 
 
WDS 11225-4258 (HD 98891) : ALADIN DSS IMAGE @ 11h 22m 29.30s -42° 57' 36.4"
 
 
 
 
WDS 11225-4258 R 168 (HD 98891) : NEIGHBORHOODS
 
 
FoV:
Limit:
Primaries only

11225-4258 R 168 distance=0' 11223-4319 SKF 805 distance=22' 11220-4226 TDS7822 distance=33' 11216-4333 HJ 4426 distance=38' 11257-4314 CPO 324 distance=39' 11176-4306 KPP2555 distance=55' 11198-4346 UC 2116 distance=57' 11278-4254 TDS7868 distance=59' 11172-4325 KPP1359 distance=64' 11286-4240 BSO 6 distance=70' 11276-4209 RST1588 distance=75' 11156-4229 TDS7767 distance=82' 11258-4410 JNN 75 distance=82' 11160-4216 RST1570 distance=83' 11288-4158 TDS7882 distance=93' 11140-4259 B 1183 distance=94' 11233-4124 KPP1509 distance=94' 11153-4208 TDS7762 distance=95' 11168-4406 LDS 344 distance=95' 11311-4333 CPO 327 distance=101' 11224-4439 HDS1618 distance=102' 11192-4434 CPO 323AB distance=104' 11237-4115 TDS 634 distance=104' 11315-4335 TDS7907 distance=105' 11172-4123 UC 2113 distance=112' 11131-4217 RST1565AB distance=112' 11131-4217 RST1565AC distance=112' 11244-4106 KPP2594 distance=114' 11317-4351 DON 487 distance=115' 11304-4415 UC 2157 distance=116' 11243-4454 DON 478AB distance=119' 11147-4422 TDS7753 distance=120' 11329-4342 HJ 4448 distance=122' 11191-4455 DON 472AB distance=123' 11310-4419 DEA 8 distance=124' 11176-4101 RST1571 distance=130' 11344-4317 UC 2167 distance=132' 11339-4345 TDS7929 distance=134' 11114-4356 TDS7723 distance=135' 11342-4342 HDS1643 distance=136' 11204-4042 RST1577 distance=138' 11154-4104 KPP2918 distance=139' 11115-4409 KPP1912 distance=140' 11095-4323 TDS7703 distance=145' 11107-4404 DON 462 distance=146' 11336-4140 LDS 354 distance=146' 11111-4414 LIT 20 distance=146' 11286-4508 I 885AB distance=147' 11286-4508 TOK 280AC distance=147' 11111-4143 TDS7719 distance=148' 11179-4034 I 1538 distance=153' 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 11225-4258 R 168 304 2.9
Show 11223-4319 SKF 805 17 12.0 22
Show 11220-4226 TDS7822 135 0.4 33
Show 11216-4333 HJ 4426 173 13.1 38
Show 11257-4314 CPO 324 211 2.9 39
Show 11176-4306 KPP2555 317 23.1 55
Show 11198-4346 UC 2116 152 49.2 57
Show 11278-4254 TDS7868 147 0.8 59
Show 11172-4325 KPP1359 248 10.2 64
Show 11286-4240 BSO 6 170 13.2 70
Show 11276-4209 RST1588 270 1.3 75
Show 11156-4229 TDS7767 11 0.7 82
Show 11258-4410 JNN 75 261 0.5 82
Show 11160-4216 RST1570 115 1.8 83
Show 11288-4158 TDS7882 22 3.4 93
Show 11140-4259 B 1183 351 2.2 94
Show 11233-4124 KPP1509 291 11.4 94
Show 11153-4208 TDS7762 293 0.7 95
Show 11168-4406 LDS 344 318 354.8 95
Show 11311-4333 CPO 327 324 6.5 101
Show 11224-4439 HDS1618 53 0.7 102
Show 11192-4434 CPO 323 AB 265 6.0 104
Show 11237-4115 TDS 634 228 1.1 104
Show 11315-4335 TDS7907 263 0.7 105
Show 11172-4123 UC 2113 232 41.1 112
Show 11131-4217 RST1565 AB 150 2.5 112
Show 11131-4217 RST1565 AC 71 5.6 112
Show 11244-4106 KPP2594 208 23.5 114
Show 11317-4351 DON 487 185 1.7 115
Show 11304-4415 UC 2157 211 28.6 116
Show 11243-4454 DON 478 AB 214 2.6 119
Show 11147-4422 TDS7753 292 0.5 120
Show 11329-4342 HJ 4448 88 7.5 122
Show 11191-4455 DON 472 AB 135 2.6 123
Show 11310-4419 DEA 8 42 19.4 124
Show 11176-4101 RST1571 216 2.3 130
Show 11344-4317 UC 2167 40 55.3 132
Show 11339-4345 TDS7929 145 0.7 134
Show 11114-4356 TDS7723 91 0.5 135
Show 11342-4342 HDS1643 31 9.8 136
Show 11204-4042 RST1577 107 0.3 138
Show 11154-4104 KPP2918 136 1.3 139
Show 11115-4409 KPP1912 27 15.1 140
Show 11095-4323 TDS7703 254 0.6 145
Show 11107-4404 DON 462 174 2.8 146
Show 11336-4140 LDS 354 177 22.3 146
Show 11111-4414 LIT 20 206 151.0 146
Show 11286-4508 I 885 AB 146 0.6 147
Show 11286-4508 TOK 280 AC 353 195.9 147
Show 11111-4143 TDS7719 315 0.4 148
Show 11179-4034 I 1538 225 0.4 153

 
 
WDS 11225-4258 : COMPONENTS
 
 
  A
B pa=312.7°
sep=2.37"
 
 
11225-4258 A
 
 
Componente originario normalizzato AB Name HD 98891 Coord arcsec 2000 112229.30-425736.4 Mag 9.55
Spectral class F5V (yellow-white) PmRA -4.00 PmDE 23.0 SAO 222754
Tycho2 7747-00914-1 HD 98891 DM CP-42 5254
Tycho2
Tycho2 7747-00914-1 Pflag RAmdeg 170.62208846 DEmdeg -42.96011847
PmRA 9.6 PmDE 11.9 E RAmdeg 16 E DEmdeg 12
E pmRA 1.9 E pmDE 1.8 EpRAm 1990.77 EpDEm 1991.23
Num 3 Q RAmdeg 0.1 Q DEmdeg 0.7 Q pmRA 0.1
Q pmDE 0.7 BTmag 10.088 E BTmag 0.025 VTmag 9.546
E VTmag 0.022 Prox 28 TYC T HIP
CCDM RAdeg 170.62205806 DEdeg -42.96014583 EpRA 1990 1.58
EpDE 1990 1.74 E RAdeg 15.5 E DEdeg 12.1 Posflg D
Corr 0.0
SAO
SAO 222754 DelFlag RA1950 PmRA1950 -0.0016
DE1950 PmDE1950 0.018 Vmag 9 SpType F8
Double code Source 48 CatNum 9458 DM CP-42 5254
DMcomp BDsup HD 98891 M HD 0
GC RA1950rad 2.96748009 DE1950rad -0.74500591 PmRA2000 -0.0012
PmDE2000 0.022
CCDM
Ccdm 11225-4258 RComp Comp A Note1
Note2 Discov num DRAs -0.96 DDEs 24.4
R dRAs 10 Year Theta Rho
Obs 2 Vmag 9.2 Sp F8 PmNote *
PmRA -18 PmDE 18 Dm number -42 6927 Cat1 CD
Name2 222754 Cat2 SAO HD 98891 M HD
ADS BDS M ADS BDS N IDS IDS 11177S4225A
HIC
 
 
11225-4258 B
 
 
Componente originario normalizzato AB Coord arcsec 2000 112229.14-425734.8 Mag 9.88 PmRA -5.00
PmDE 23.0 Calc delta mag 0.33 Calc coord yes
CCDM
Ccdm 11225-4258 RComp Comp B Note1
Note2 Discov num R 168 DRAs DDEs
R dRAs Year 1940 Theta 306 Rho 2.9
Obs 7 Vmag 9.5 Sp PmNote
PmRA PmDE Dm number Cat1
Name2 Cat2 HD M HD
ADS BDS M ADS BDS N IDS IDS 11177S4225B
HIC