01550-3120 HDS 261

 
 
01h 54m 58.68s -31° 19' 47.7" P.A. 274.00 sep 0.5 mag 9.79,12.84 Sp F8 dist. 135.87 pc (443.21 l.y.)
 
 
Coord 2000 01550-3120 Discov num HDS 261 Comp Coord arcsec 2000 01 54 58.68 -31 19 47.7
Date first 1991 Date last 2014 Obs 2
Pa first 272 Pa last 274.1 P.A. Now (θ) 274.1°
Sep first 0.4 Sep last 0.478 Sep. Now (ρ) 0.478"
Mag pri 9.79 Mag sec 12.84 delta mag (ΔM) 3.05 Spectral class F8 (yellow-white)
Pri motion ra -017 Sec motion ra
Pri motion dec -021 Sec motion dec
Notes
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Constellation Fornax SAO 193380 HIP 8933 Tycho2 7006-00917-1
Gaia DR2 5018923001979988736 HD 11787 CD CD-31 792 CP CP-31 217
Distance 135.87 Distance ly 443.21
 
 
WDS 01550-3120 HDS 261 : NOTES
 
 
No records found.

 
 
REFERENCES
 
 
refcode metd author reference
HDS Hipparcos Double Star (from additional DD list) ...................
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
01550-3120 HDS 261 1991 1 272 0.4 9.79 12.84 F8 015458.68-311947.7
01550-3120 HDS 261 2014 2 274 0.5 9.79 12.84 F8 015458.68-311947.7

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WDS 01550-3120 HDS 261 : VISUAL OBSERVATIONS REPORTS
 
 
No records found.


 
 
WDS 01550-3120 HDS 261 : MEASURES
 
 
No records found.

 
 
WDS 01550-3120 : VIRTUAL EYEPIECE
 
 

01550-3120 HDS 261A mag 9.79 Sp F8 01550-3120 HDS 261B sep 0.4 P.A. 274.80 mag 12.84 virtual eyepiece
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Radius:
Components only
 
 
WDS 01550-3120 : ALADIN DSS IMAGE @ 01h 54m 58.68s -31° 19' 47.7"
 
 
 
 
WDS 01550-3120 HDS 261 : NEIGHBORHOODS
 
 
FoV:
Limit:
Primaries only


01550-3120  HDS 261 distance=0' 01560-3057  JSP 859 distance=27' 01519-3120  HDS 254 distance=40' 01573-3044  JSP  30 distance=47' 01573-3041  KPP2858 distance=49' 01584-3047  TDS2074 distance=55' 01583-3156  UC  651 distance=56' 02005-3107  UC  659 distance=72' 01540-3233  NSN 232 distance=74' 01489-3153  LDS3316 distance=86' 01510-3237  SKF1269 distance=93' 01480-3207  TDS2009 distance=102' 01486-3229  HDS 242 distance=107' 01474-3214  LDS5350 distance=113' 01584-3304  B    24 distance=114' 02012-3000  CUS   1 distance=114' 02003-2947  LDS5360CD distance=116' 01535-2925  TDS2041 distance=116' 01574-2928  RSS  52 distance=117' 02040-3134  BRT1585 distance=117' 02004-2947  B    26AB distance=117' 02027-3019  HJ 3478 distance=117' 01499-2941  LDS3318 distance=118' 01510-3317  B   657 distance=128' 01590-2921  UC  652 distance=130' 01579-3325  SKF1270 distance=131' 01452-3205  NSN 233 distance=133' 02035-3005  RST2270AB distance=134' 02035-3005  RST2270Aa,Ab distance=134' 01594-3326  UC  654 distance=138' 01479-2925  LDS3312 distance=147' 02025-2929  LDS3338 distance=147' 01448-3229  LDS3305 distance=147' 01487-2916  HJ 3466 distance=148' 01465-2936  HDS 236 distance=151' 01579-2851  LDS  61 distance=154' 02069-3101  TDS2121 distance=154' 01438-3219  SKF 151 distance=155' 02043-3309  B   662 distance=162' 02012-2900  RST1227 distance=162' 02047-3305  B   663 distance=163' 02069-3216  LDS3343 distance=163' 02071-3023  LDS3345 distance=166' 01495-3401  RST2268 distance=176' 02081-3017  RST1234 distance=181' 01475-3400  KPP2857 distance=187' 02095-3058  RST2273 distance=188' 01433-2925  HDS 230 distance=190' 02097-3045  SKF1271 distance=193' 02025-2832  UC  671 distance=195' 02060-3337  UC  683 distance=196' grafico limitrofi
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Show name coord_2000 discov# comp pa sep dist(')
Show 01550-3120 HDS 261 274 0.5
Show 01560-3057 JSP 859 145 6.4 27
Show 01519-3120 HDS 254 333 0.2 40
Show 01573-3044 JSP 30 336 0.8 47
Show 01573-3041 KPP2858 245 1.2 49
Show 01584-3047 TDS2074 113 2.6 55
Show 01583-3156 UC 651 2 40.4 56
Show 02005-3107 UC 659 120 11.9 72
Show 01540-3233 NSN 232 101 7.1 74
Show 01489-3153 LDS3316 56 6.2 86
Show 01510-3237 SKF1269 212 85.4 93
Show 01480-3207 TDS2009 173 0.9 102
Show 01486-3229 HDS 242 356 0.5 107
Show 01474-3214 LDS5350 189 175.3 113
Show 01584-3304 B 24 122 6.1 114
Show 02012-3000 CUS 1 120 0.0 114
Show 02003-2947 LDS5360 CD 273 235.0 116
Show 01535-2925 TDS2041 227 0.4 116
Show 01574-2928 RSS 52 256 26.5 117
Show 02040-3134 BRT1585 173 5.4 117
Show 02004-2947 B 26 AB 288 4.6 117
Show 02027-3019 HJ 3478 150 43.3 117
Show 01499-2941 LDS3318 29 216.2 118
Show 01510-3317 B 657 115 0.6 128
Show 01590-2921 UC 652 163 33.9 130
Show 01579-3325 SKF1270 330 2.9 131
Show 01452-3205 NSN 233 359 1.7 133
Show 02035-3005 RST2270 AB 28 2.4 134
Show 02035-3005 RST2270 Aa,Ab 22 0.2 134
Show 01594-3326 UC 654 282 56.5 138
Show 01479-2925 LDS3312 307 3.7 147
Show 02025-2929 LDS3338 29 18.5 147
Show 01448-3229 LDS3305 46 51.3 147
Show 01487-2916 HJ 3466 52 31.1 148
Show 01465-2936 HDS 236 53 1.0 151
Show 01579-2851 LDS 61 161 41.5 154
Show 02069-3101 TDS2121 267 0.9 154
Show 01438-3219 SKF 151 350 7.0 155
Show 02043-3309 B 662 168 1.1 162
Show 02012-2900 RST1227 283 0.8 162
Show 02047-3305 B 663 329 5.2 163
Show 02069-3216 LDS3343 291 2.0 163
Show 02071-3023 LDS3345 314 72.8 166
Show 01495-3401 RST2268 161 3.1 176
Show 02081-3017 RST1234 197 1.4 181
Show 01475-3400 KPP2857 336 3.6 187
Show 02095-3058 RST2273 155 1.1 188
Show 01433-2925 HDS 230 343 0.8 190
Show 02097-3045 SKF1271 169 4.1 193
Show 02025-2832 UC 671 69 15.0 195
Show 02060-3337 UC 683 37 10.5 196

 
 
WDS 01550-3120 : COMPONENTS
 
 
  A
B pa=274.8°
sep=0.41"
 
 
01550-3120 A
 
 
Componente originario normalizzato AB Coord arcsec 2000 015458.68-311947.7 Mag 9.79 Spectral class F8 (yellow-white)
PmRA -17.00 PmDE -21.0 SAO 193380 HIP 8933
Tycho2 7006-00917-1 HD 11787 CD CD-31 792 CP CP-31 217
Tycho2
Tycho2 7006-00917-1 Pflag RAmdeg 28.74442967 DEmdeg -31.32997594
PmRA -15.2 PmDE -22.0 E RAmdeg 13 E DEmdeg 12
E pmRA 1.5 E pmDE 1.4 EpRAm 1988.76 EpDEm 1989.13
Num 7 Q RAmdeg 0.8 Q DEmdeg 1.2 Q pmRA 0.9
Q pmDE 1.1 BTmag 10.113 E BTmag 0.025 VTmag 9.677
E VTmag 0.023 Prox 999 TYC T HIP 8933
CCDM AB RAdeg 28.74447111 DEdeg -31.32992528 EpRA 1990 1.49
EpDE 1990 1.55 E RAdeg 14.1 E DEdeg 13.4 Posflg
Corr -0.1
SAO
SAO 193380 DelFlag RA1950 PmRA1950 -0.0007
DE1950 PmDE1950 -0.042 Vmag 9.6 SpType F8
Double code Source 40 CatNum 671 DM CD-31 792
DMcomp BDsup HD 11787 M HD 0
GC RA1950rad 0.49192366 DE1950rad -0.55107999 PmRA2000 -0.0005
PmDE2000 -0.046
Hipparcos
Catalog H HIP 8933 Proxy H RAhms 01 54 58.68
DEdms -31 19 47.7 Vmag 9.63 VarFlag R Vmag H
RAdeg 28.7445 DEdeg -31.3299 AstroRef A Plx 6.01
CCDM 01550-3120 N CCDM H Nsys 1 Ncomp 2
MultFlag C Source Qual C M HIP AB
Theta 272 Rho 0.386 HD 11787 BD
CD CD-31 792 CP CP-31 217 Dm number -31 792 VIred 0.44
SpType F8 R SpType Coord arcsec 2000 015458.68-311947.7
Hipparcos 2
HIP 8933 Sn 15 So 3 Nc 2
RArad 0.5016858109 DErad -0.5468102262 Plx 7.36 PmRA -17.35
PmDE -24.21 E RArad 0.98 E DErad 1.13 E Plx 1.64
E pmRA 1.53 E pmDE 1.18 Hpmag 9.7298 E Hpmag 0.003
SHp 0.021 VA 0 BV 0.452 E BV 0.036
VI 0.52
CCDM
Ccdm 01550-3120 RComp Comp A Note1
Note2 Discov num DRAs -1.34 DDEs 12.1
R dRAs 82 Year Theta Rho
Obs 2 Vmag 9.8 Sp F8 PmNote *
PmRA -17 PmDE -21 Dm number -31 792 Cat1 CD
Name2 193380 Cat2 SAO HD 11787 M HD
ADS BDS M ADS BDS N IDS IDS
HIC 8933
 
 
01550-3120 B
 
 
Componente originario normalizzato AB Coord arcsec 2000 015458.65-311947.7 Mag 12.84 Calc delta mag 3.05
Calc coord yes
CCDM
Ccdm 01550-3120 RComp Comp B Note1
Note2 Discov num HDS DRAs -1.37 DDEs 12.1
R dRAs 82 Year 1991 Theta 272 Rho 0.4
Obs 1 Vmag 12.8 Sp PmNote *
PmRA -17 PmDE -21 Dm number Cat1
Name2 Cat2 HD M HD
ADS BDS M ADS BDS N IDS IDS
HIC 8933