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Doubles in session


Current system
02580-1550
HU 811 AB
HD 18498


Nearby doubles
27' : 02583-1616
LDS5407AB

34' : 02560-1607
ARA 16

37' : 02558-1606
GWP 398

39' : 02586-1628
GWP 407

44' : 02559-1521
LDS3441

44' : 02551-1603
HDS 373

58' : 02585-1453
GWP 405

60' : 02546-1623
ARA 15

64' : 02537-1603
A 2907

72' : 03019-1633
RST2292AB

74' : 03025-1516
HJL1114

79' : 02596-1436
LDS3445

82' : 02524-1546
LDS5398

95' : 02564-1722
LDS3442

100' : 02514-1526
GWP 382

111' : 02537-1421
GAL 80

112' : 03013-1410
TDS2415

113' : 03014-1409
GWP 410

118' : 02550-1402
GAL 328AB

123' : 03043-1428
TDS2435

124' : 03015-1743
B 1927

127' : 03042-1421
LDS5410

127' : 02533-1737
TSN 105

131' : 02575-1340
UC 907

132' : 03012-1753
HJ 3546

133' : 03054-1432
GWP 418



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.
 
 
WDS 02580-1550 : COMPONENTS
 
 
  A B
B pa=238.4°
sep=1.65"
 
C pa=351.5°
sep=143.91"
pa=352.1°
sep=144.56"
 
 
02580-1550 A
 
 
Name HD 18498 Coord arcsec 2000 025802.43-155017.5 Mag 8.13 Spectral class F5V (yellow-white)
PmRA 159.00 PmDE 146.0 SAO 148689 HIP 13831
Tycho2 5864-00954-1 HD 18498 GC 3571 ADS 2247
BD BD-16 538
Tycho2
Tycho2 5864-00954-1 Pflag P RAmdeg 44.51008741 DEmdeg -15.83823733
PmRA 155.0 PmDE 137.4 E RAmdeg 7 E DEmdeg 7
E pmRA 2.3 E pmDE 2.2 EpRAm 1991.58 EpDEm 1991.52
Num 5 Q RAmdeg 0.9 Q DEmdeg 0.7 Q pmRA 0.8
Q pmDE 0.6 BTmag 8.611 E BTmag 0.019 VTmag 8.126
E VTmag 0.014 Prox 18 TYC T HIP 13831
CCDM A RAdeg 44.50973639 DEdeg -15.83854083 EpRA 1990 1.73
EpDE 1990 1.68 E RAdeg 6.9 E DEdeg 7.3 Posflg D
Corr 0.0
SAO
SAO 148689 DelFlag RA1950 PmRA1950 0.0111
DE1950 PmDE1950 0.135 Vmag 8.2 SpType G0
Double code Source 70 CatNum 3571 DM BD-16 538
DMcomp BDsup HD 18498 M HD 0
GC 3571 RA1950rad 0.76659924 DE1950rad -0.27995156 PmRA2000 0.0115
PmDE2000 0.132
Hipparcos
Catalog H HIP 13831 Proxy H RAhms 02 58 02.33
DEdms -15 50 18.8 Vmag 7.93 VarFlag R Vmag G
RAdeg 44.5097 DEdeg -15.8386 AstroRef A Plx 11.87
CCDM 02580-1550 N CCDM I Nsys 1 Ncomp 2
MultFlag C Source Qual A M HIP AB
Theta 235 Rho 1.783 HD 18498 BD BD-16 538
CD CP Dm number -16 538 VIred 0.6
SpType F5V R SpType Coord arcsec 2000 025802.33-155018.8
Hipparcos 2
HIP 13831 Sn 15 So 3 Nc 2
RArad 0.7768411682 DErad -0.276435002 Plx 11.99 PmRA 155.38
PmDE 143.23 E RArad 0.78 E DErad 0.9 E Plx 1.07
E pmRA 1.01 E pmDE 1.26 Hpmag 8.0381 E Hpmag 0.0018
SHp 0.011 VA 0 BV 0.529 E BV 0.015
VI 0.6
CCDM
Ccdm 02580-1550 RComp Comp A Note1
Note2 Discov num DRAs 2.52 DDEs -19.0
R dRAs 10 Year Theta Rho
Obs 2 Vmag 7.8 Sp G0 PmNote *
PmRA 162 PmDE 136 Dm number -16 538 Cat1 BD
Name2 148689 Cat2 SAO HD 18498 M HD
ADS BDS A 2247 M ADS BDS N IDS IDS 02534S1615A
HIC 13831
 
 
02580-1550 B
 
 
Coord arcsec 2000 025802.33-155018.4 Mag 10.22 PmRA 155.00 PmDE 137.0
Tycho2 5864-00954-2 Calc delta mag 2.09 Calc coord yes
Tycho2
Tycho2 5864-00954-2 Pflag P RAmdeg 44.51008741 DEmdeg -15.83823733
PmRA 155.0 PmDE 137.4 E RAmdeg 7 E DEmdeg 7
E pmRA 2.3 E pmDE 2.2 EpRAm 1991.58 EpDEm 1991.52
Num 5 Q RAmdeg 0.9 Q DEmdeg 0.7 Q pmRA 0.8
Q pmDE 0.6 BTmag 11.198 E BTmag 0.078 VTmag 10.219
E VTmag 0.048 Prox 18 TYC HIP 13831
CCDM B RAdeg 44.50933389 DEdeg -15.83884528 EpRA 1990 1.74
EpDE 1990 1.68 E RAdeg 36.2 E DEdeg 38.9 Posflg D
Corr 0.0
CCDM
Ccdm 02580-1550 RComp Comp B Note1
Note2 Discov num HU 811 DRAs DDEs
R dRAs Year 1946 Theta 226 Rho 1.8
Obs 5 Vmag 11.3 Sp PmNote
PmRA PmDE Dm number Cat1
Name2 Cat2 HD M HD
ADS BDS A 2247 M ADS BDS N IDS IDS 02534S1615B
HIC 13831
 
 
02580-1550 C
 
 
Coord arcsec 2000 025800.96-154755.2 Mag 13.06 PmRA 166.00 PmDE 148.0
Calc delta mag 4.93 Calc coord yes