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Doubles in session


Current system
18012-4550
I 1112 AC
HD 163986


Nearby doubles
14' : 17599-4551
BRT1007

21' : 18028-4601
B 1874AB

27' : 18037-4552
SKF1421

27' : 17587-4543
CPO9254

35' : 17584-4532
CPO 566

36' : 17599-4517
CBL 165

39' : 18046-4534
B 2429

40' : 17581-4527
DON 872

43' : 17572-4546
HDS2529

46' : 18047-4522
BRT1016

48' : 17570-4607
CBL 164

48' : 17569-4535
TDT 592

51' : 18006-4639
BRT1009

51' : 18045-4627
HU 1525

57' : 18064-4533
TDT 686

58' : 17575-4633
SKF1057

59' : 18055-4628
BRT1017

59' : 17585-4459
LDS 618

60' : 17555-4544
CPO 563

63' : 17554-4607
TDT 574

68' : 18017-4442
BRT1012

69' : 17558-4629
TDT 578

72' : 18024-4700
I 1349

76' : 18050-4445
FIN 9

77' : 18085-4546
HJ 5015

77' : 18080-4619
TDT 699



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 18012-4550 : COMPONENTS
 
 
  A B C D
B pa=220.6°
sep=17.81"
 
C pa=56.3°
sep=20.36"
pa=49.0°
sep=37.81"
 
D pa=18.7°
sep=25.34"
pa=27.7°
sep=42.39"
pa=325.3°
sep=15.46"
 
E pa=68.4°
sep=23.11"
pa=56.4°
sep=39.74"
pa=121.6°
sep=5.35"
pa=139.2°
sep=20.48"
 
 
18012-4550 A
 
 
Coord arcsec 2000 180112.50-454933.9 Mag 7.78 Spectral class G6/8III (yellow) PmRA -6.00
PmDE -20.0 SAO 228625 Tycho2 8357-03850-1 HD 163986
GC 24496 DM CD-4512101
Tycho2
Tycho2 8357-03850-1 Pflag RAmdeg 270.30211404 DEmdeg -45.82608242
PmRA -6.4 PmDE -20.3 E RAmdeg 5 E DEmdeg 6
E pmRA 1.0 E pmDE 1.0 EpRAm 1991.10 EpDEm 1990.80
Num 11 Q RAmdeg 1.2 Q DEmdeg 1.3 Q pmRA 1.2
Q pmDE 1.3 BTmag 8.855 E BTmag 0.017 VTmag 7.780
E VTmag 0.011 Prox 217 TYC T HIP
CCDM RAdeg 270.30213528 DEdeg -45.82603528 EpRA 1990 1.77
EpDE 1990 1.65 E RAdeg 4.9 E DEdeg 6.4 Posflg
Corr -0.1
SAO
SAO 228625 DelFlag RA1950 PmRA1950 -0.0043
DE1950 PmDE1950 -0.01 Vmag 7.7 SpType G5
Double code Source 70 CatNum 24496 DM CD-4512101
DMcomp BDsup HD 163986 M HD 0
GC 24496 RA1950rad 4.70146689 DE1950rad -0.79979518 PmRA2000 -0.0044
PmDE2000 -0.012
CCDM
Ccdm 18012-4550 RComp Comp A Note1
Note2 Discov num DRAs 0.58 DDEs 27.0
R dRAs 10 Year Theta Rho
Obs 5 Vmag 7.7 Sp G5 PmNote *
PmRA -2 PmDE -9 Dm number -4512101 Cat1 CD
Name2 228625 Cat2 SAO HD 163986 M HD
ADS BDS M ADS BDS N IDS IDS 17538S4549A
HIC
 
 
18012-4550 B
 
 
Coord arcsec 2000 180111.39-454947.4 Mag 12.73 PmRA -22.00 PmDE -32.0
Calc delta mag 4.95 Calc coord yes
CCDM
Ccdm 18012-4550 RComp Comp B Note1
Note2 Discov num I 1112 DRAs DDEs
R dRAs Year 1914 Theta 233 Rho 19.6
Obs 2 Vmag 12.3 Sp PmNote
PmRA PmDE Dm number Cat1
Name2 Cat2 HD M HD
ADS BDS M ADS BDS N IDS IDS 17538S4549B
HIC
 
 
18012-4550 C
 
 
Coord arcsec 2000 180114.12-454922.6 Coord calc 180114.12-454922.6 Mag 11.24 PmRA 3.00
PmDE -1.0 Calc delta mag 3.46
CCDM
Ccdm 18012-4550 RComp Comp C Note1
Note2 Discov num I 1112 DRAs DDEs
R dRAs Year 1913 Theta 058 Rho 20.1
Obs 1 Vmag 13.0 Sp PmNote
PmRA PmDE Dm number Cat1
Name2 Cat2 HD M HD
ADS BDS M ADS BDS N IDS IDS 17538S4549C
HIC
 
 
18012-4550 D
 
 
Coord arcsec 2000 180113.28-454909.9 Mag 9.93 PmRA -8.00 PmDE -14.0
Tycho2 8357-03812-1 Calc delta mag 2.15 Calc coord yes
Tycho2
Tycho2 8357-03812-1 Pflag RAmdeg 270.30674167 DEmdeg -45.81942534
PmRA -10.7 PmDE -15.2 E RAmdeg 20 E DEmdeg 28
E pmRA 2.1 E pmDE 2.0 EpRAm 1990.69 EpDEm 1989.42
Num 3 Q RAmdeg 1.6 Q DEmdeg 0.7 Q pmRA 1.7
Q pmDE 0.7 BTmag 10.551 E BTmag 0.040 VTmag 9.934
E VTmag 0.036 Prox 107 TYC T HIP
CCDM RAdeg 270.30677667 DEdeg -45.81939028 EpRA 1990 1.78
EpDE 1990 1.71 E RAdeg 20.0 E DEdeg 27.9 Posflg
Corr -0.1
CCDM
Ccdm 18012-4550 RComp Comp D Note1
Note2 Discov num HJ 5005 DRAs 1.72 DDEs 50.9
R dRAs 10 Year 1836 Theta 027 Rho 26.6
Obs 3 Vmag 10.4 Sp PmNote *
PmRA 6 PmDE -6 Dm number -4512102 Cat1 CD
Name2 228626 Cat2 SAO HD M HD
ADS BDS M ADS BDS N IDS IDS 17538S4549D
HIC
 
 
18012-4550 E
 
 
Coord arcsec 2000 180114.56-454925.4 Mag 13.5 Calc delta mag 5.72 Calc coord yes
CCDM
Ccdm 18012-4550 RComp Comp E Note1
Note2 Discov num HJ 5005 DRAs DDEs
R dRAs Year Theta 075 Rho 30.0
Obs Vmag 13.5 Sp PmNote
PmRA PmDE Dm number Cat1
Name2 Cat2 HD M HD
ADS BDS M ADS BDS N IDS IDS 17538S4549E
HIC