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Computed Lists
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Doubles in session


Current system
18004-2258
ARA 1834


Nearby doubles
11' : 18011-2252
ARA1835

23' : 18004-2235
DON 877

24' : 18019-2247
BU 283AB

28' : 18024-2302
H N 40AB

33' : 18022-2318
B 2851

33' : 17594-2228
SNA 76AB

33' : 18027-2306
RST3151

34' : 17581-2249
ARA1832

34' : 17590-2231
SNA 75AB

34' : 18003-2224
TDT 627

35' : 17587-2232
B 367

36' : 18004-2333
RST3146

37' : 18030-2252
TDS 898

39' : 17577-2305
ARA2206

40' : 18030-2243
RSS 468

40' : 18015-2221
ARA1836

44' : 18005-2341
ALD 110AB

44' : 17591-2218
ARA1833

44' : 18030-2233
ARA1838AB

47' : 18034-2237
ARA1839

49' : 18039-2247
ARA1840

50' : 18039-2250
B 2430

52' : 17598-2349
GUL 1

54' : 18018-2208
ARA1837

56' : 17573-2223
BRT1510

58' : 17577-2341
ARA2205



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 18004-2258 : COMPONENTS
 
 
  A
B pa=221.3°
sep=14.54"
 
 
18004-2258 A
 
 
Componente originario normalizzato AB Coord arcsec 2000 180024.14-225752.1 Mag 9.91 Spectral class Ap (white)
PmRA 0.00 PmDE 4.0 SAO 186080 Tycho2 6842-00714-1
HD 164068 DM CD-2212411
Tycho2
Tycho2 6842-00714-1 Pflag RAmdeg 270.10060844 DEmdeg -22.96447379
PmRA -0.3 PmDE -2.6 E RAmdeg 17 E DEmdeg 22
E pmRA 2.7 E pmDE 2.7 EpRAm 1991.33 EpDEm 1990.94
Num 3 Q RAmdeg 1.4 Q DEmdeg 1.0 Q pmRA 1.4
Q pmDE 1.0 BTmag 10.075 E BTmag 0.030 VTmag 9.915
E VTmag 0.034 Prox 999 TYC T HIP
CCDM RAdeg 270.10060917 DEdeg -22.96446806 EpRA 1990 1.91
EpDE 1990 1.91 E RAdeg 17.0 E DEdeg 21.5 Posflg
Corr 0.0
SAO
SAO 186080 DelFlag RA1950 PmRA1950 -0.0009
DE1950 PmDE1950 -0.01 Vmag 9.2 SpType A0
Double code Source 25 CatNum 12336 DM CD-2212411
DMcomp BDsup HD 164068 M HD 0
GC RA1950rad 4.70090061 DE1950rad -0.40078349 PmRA2000 -0.0009
PmDE2000 -0.009
CCDM
Ccdm 18004-2258 RComp Comp A Note1
Note2 Discov num DRAs 0.17 DDEs 8.1
R dRAs 41 Year Theta Rho
Obs 2 Vmag 9.5 Sp A0 PmNote *
PmRA -12 PmDE -10 Dm number -22 4489 Cat1 BD
Name2 186080 Cat2 SAO HD 164068 M HD
ADS BDS M ADS BDS N IDS IDS 17543S2258A
HIC
 
 
18004-2258 B
 
 
Componente originario normalizzato AB Coord arcsec 2000 180023.44-225803.0 Mag 12.8 PmRA -5.00
PmDE -4.0 Calc delta mag 2.89 Calc coord yes
CCDM
Ccdm 18004-2258 RComp Comp B Note1
Note2 Discov num ARA1834 DRAs -0.59 DDEs -2.9
R dRAs 41 Year 1921 Theta 223 Rho 15.0
Obs 2 Vmag 12.4 Sp PmNote
PmRA PmDE Dm number Cat1
Name2 Cat2 HD M HD
ADS BDS M ADS BDS N IDS IDS 17543S2258B
HIC