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Current system
18030-2233
ABH 93 AI


Nearby doubles
7' : 18034-2237
ARA1839

10' : 18030-2243
RSS 468

16' : 18041-2230
ARA1841

17' : 18042-2230
S 698AB

18' : 18042-2231
ARA1843

18' : 18039-2247
ARA1840

19' : 18043-2239
LYS 32

20' : 18030-2252
TDS 898

21' : 18019-2247
BU 283AB

22' : 18039-2250
B 2430

25' : 18015-2221
ARA1836

30' : 18018-2208
ARA1837

30' : 18024-2302
H N 40AB

34' : 18011-2252
ARA1835

34' : 18027-2306
RST3151

36' : 18004-2235
DON 877

38' : 18033-2156
TDT 656

40' : 18003-2224
TDT 627

41' : 18060-2238
BRT1513

43' : 18054-2300
LYS 33AB

44' : 18004-2258
ARA1834

45' : 18058-2212
ARA1844

47' : 18022-2318
B 2851

50' : 18061-2207
B 1877

51' : 17594-2228
SNA 76AB

51' : 18055-2312
ARA2211



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 18030-2233 : COMPONENTS
 
 
  A B C D E F G H I
B pa=137.7°
sep=9.06"
 
C pa=130.6°
sep=17.04"
pa=122.7°
sep=8.13"
 
D pa=354.5°
sep=34.03"
pa=347.0°
sep=41.65"
pa=340.2°
sep=47.80"
 
E pa=160.6°
sep=40.32"
pa=166.9°
sep=32.16"
pa=179.0°
sep=26.93"
pa=166.9°
sep=73.81"
 
F pa=185.4°
sep=65.95"
pa=191.7°
sep=60.22"
pa=199.3°
sep=57.81"
pa=181.7°
sep=99.58"
pa=215.3°
sep=33.86"
 
G pa=219.3°
sep=24.08"
pa=240.8°
sep=24.46"
pa=255.1°
sep=29.18"
pa=192.9°
sep=53.85"
pa=304.1°
sep=34.62"
pa=349.0°
sep=47.92"
 
H pa=254.1°
sep=26.37"
pa=269.1°
sep=31.47"
pa=275.8°
sep=38.50"
pa=208.3°
sep=46.64"
pa=308.5°
sep=49.53"
pa=341.8°
sep=61.53"
pa=318.5°
sep=15.24"
 
I pa=231.6°
sep=69.70"
pa=238.9°
sep=70.89"
pa=244.5°
sep=74.83"
pa=213.6°
sep=92.68"
pa=265.6°
sep=68.23"
pa=294.8°
sep=53.38"
pa=237.9°
sep=46.45"
pa=219.0°
sep=46.45"
 
J pa=284.7°
sep=96.60"
pa=287.4°
sep=104.31"
pa=288.5°
sep=112.16"
pa=264.0°
sep=90.65"
pa=300.3°
sep=123.79"
pa=315.9°
sep=125.47"
pa=298.9°
sep=89.27"
pa=295.0°
sep=75.09"
pa=330.2°
sep=78.10"
 
 
18030-2233 A
 
 
Coord arcsec 2000 180301.88-223315.2 Mag 10.95 Spectral class B9V (blue-white) PmRA -1.00
PmDE 9.0 Tycho2 6842-00652-1
Tycho2
Tycho2 6842-00652-1 Pflag RAmdeg 270.75785504 DEmdeg -22.55423689
PmRA 3.6 PmDE 7.9 E RAmdeg 42 E DEmdeg 52
E pmRA 2.8 E pmDE 2.9 EpRAm 1988.42 EpDEm 1986.99
Num 3 Q RAmdeg 1.1 Q DEmdeg 0.8 Q pmRA 1.1
Q pmDE 0.8 BTmag 10.872 E BTmag 0.062 VTmag 10.946
E VTmag 0.097 Prox 999 TYC HIP
CCDM RAdeg 270.75784611 DEdeg -22.55425472 EpRA 1990 1.84
EpDE 1990 1.85 E RAdeg 42.7 E DEdeg 54.1 Posflg
Corr 0.0
CCDM
Ccdm 18030-2233 RComp Comp A Note1
Note2 Discov num DRAs 1.89 DDEs -14.4
R dRAs 43 Year Theta Rho
Obs 3 Vmag 10.6 Sp PmNote
PmRA PmDE Dm number Cat1
Name2 Cat2 HD M HD
ADS BDS M ADS BDS N IDS IDS 17570S2233A
HIC
 
 
18030-2233 B
 
 
Coord arcsec 2000 180302.32-223321.9 Coord calc 180302.32-223321.9 Mag 11.8 PmRA 1.00
PmDE -3.0 Calc delta mag 0.85
CCDM
Ccdm 18030-2233 RComp Comp B Note1
Note2 Discov num ARA1838 DRAs 2.35 DDEs -21.3
R dRAs 43 Year 1922 Theta 135 Rho 8.9
Obs 2 Vmag 11.7 Sp PmNote
PmRA PmDE Dm number Cat1
Name2 Cat2 HD M HD
ADS BDS M ADS BDS N IDS IDS 17570S2233B
HIC
 
 
18030-2233 C
 
 
Coord arcsec 2000 180302.81-223326.3 Mag 11.7 PmRA 14.00 PmDE -3.0
Calc delta mag 0.75 Calc coord yes
CCDM
Ccdm 18030-2233 RComp B Comp C Note1
Note2 Discov num ARA1838 DRAs 2.86 DDEs -25.7
R dRAs 43 Year 1921 Theta 124 Rho 8.1
Obs 2 Vmag 12.8 Sp PmNote
PmRA PmDE Dm number Cat1
Name2 Cat2 HD M HD
ADS BDS M ADS BDS N IDS IDS 17570S2233C
HIC
 
 
18030-2233 D
 
 
Coord arcsec 2000 180301.64-223241.3 Mag 14.4 PmRA 4.00 PmDE 12.0
Calc delta mag 3.45 Calc coord yes
 
 
18030-2233 E
 
 
Coord arcsec 2000 180302.85-223353.2 Mag 14.43 PmRA 2.00 PmDE 0.0
Calc delta mag 3.48 Calc coord yes
 
 
18030-2233 F
 
 
Coord arcsec 2000 180301.44-223420.9 Mag 12.68 PmRA -1.00 PmDE 5.0
Calc delta mag 1.73 Calc coord yes
 
 
18030-2233 G
 
 
Coord arcsec 2000 180300.78-223333.8 Mag 13 PmRA -1.00 PmDE -2.0
Calc delta mag 2.05 Calc coord yes
 
 
18030-2233 H
 
 
Coord arcsec 2000 180300.05-223322.4 Mag 12.9 PmRA -2.00 PmDE 6.0
Calc delta mag 1.95 Calc coord yes
 
 
18030-2233 I
 
 
Coord arcsec 2000 180257.94-223358.5 Mag 15.11 PmRA 13.00 PmDE -3.0
Calc delta mag 4.16 Calc coord yes
 
 
18030-2233 J
 
 
Coord arcsec 2000 180255.13-223250.7 Mag 13.71 PmRA 1.00 PmDE 0.0
Calc delta mag 2.76 Calc coord yes