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Doubles in session


Current system
16544-4150
SNA 55 AD


Nearby doubles
2' : 16543-4150
B 1835

2' : 16543-4149
BRT 929AB

2' : 16543-4151
CPO 500

2' : 16545-4148
SNA 56AB

2' : 16546-4150
BRT 934

3' : 16542-4151
WFC 183AB

3' : 16542-4150
SEE 297AB

4' : 16545-4153
SEE 302AB

4' : 16541-4151
SEE 295

5' : 16540-4148
B 1833AB

7' : 16539-4153
SNA 49AB

7' : 16542-4146
SEE 298AB

9' : 16540-4143
SNA 50AB

12' : 16542-4139
SNA 53AB

12' : 16538-4140
CPO 498

13' : 16548-4202
RST1907

18' : 16551-4205
SEE 303

19' : 16528-4147
SNA 47

21' : 16535-4207
SNA 48

28' : 16523-4136
B 1832AB

30' : 16547-4121
TDS 843

32' : 16525-4126
CPO 495

35' : 16526-4122
CPO 496

36' : 16539-4115
RST1905

39' : 16548-4228
I 1302

41' : 16511-4134
TDT 115



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Observed
Herschel, W.
Herschel, J.F.W.
Struve, Otto
Struve, F.G.W.
 
 
WDS 16544-4150 : COMPONENTS
 
 
  A B C
B pa=43.4°
sep=6.24"
 
C pa=32.4°
sep=1.02"
pa=225.6°
sep=5.25"
 
D pa=333.1°
sep=3.15"
pa=253.3°
sep=5.97"
pa=314.7°
sep=2.78"
 
 
16544-4150 A
 
 
Name HD 326331 Coord arcsec 2000 165425.95-414955.8 Mag 7.44 Spectral class B (blue-white)
PmRA -15.00 PmDE -9.0 Tycho2 7876-02319-1 HD 326331
Tycho2
Tycho2 7876-02319-1 Pflag RAmdeg 253.60815874 DEmdeg -41.83219245
PmRA -16.2 PmDE -13.3 E RAmdeg 6 E DEmdeg 6
E pmRA 1.6 E pmDE 1.3 EpRAm 1991.31 EpDEm 1991.05
Num 5 Q RAmdeg 5.0 Q DEmdeg 3.7 Q pmRA 4.8
Q pmDE 3.6 BTmag 7.574 E BTmag 0.016 VTmag 7.440
E VTmag 0.012 Prox 829 TYC T HIP
CCDM RAdeg 253.60820833 DEdeg -41.83216222 EpRA 1990 1.65
EpDE 1990 1.65 E RAdeg 5.6 E DEdeg 5.8 Posflg
Corr 0.0
CCDM
Ccdm 16544-4150 RComp Comp A Note1
Note2 Discov num DRAs 1.94 DDEs 3.5
R dRAs 10 Year Theta Rho
Obs 2 Vmag 8.0 Sp B PmNote *
PmRA -9 PmDE -3 Dm number -4111044 Cat1 CD
Name2 227393 Cat2 SAO HD M HD
ADS BDS M ADS BDS N IDS IDS 16474S4140A
HIC
 
 
16544-4150 B
 
 
Coord arcsec 2000 165426.33-414951.3 Mag 9.6 PmRA -4.00 PmDE 0.0
Calc delta mag 2.16 Calc coord yes
CCDM
Ccdm 16544-4150 RComp Comp B Note1
Note2 Discov num HJ 4893 DRAs 2.52 DDEs 7.2
R dRAs 10 Year 1897 Theta 052 Rho 7.3
Obs 3 Vmag 10.0 Sp PmNote *
PmRA 6 PmDE -20 Dm number Cat1
Name2 227394 Cat2 SAO HD M HD
ADS BDS M ADS BDS N IDS IDS 16474S4140B
HIC
 
 
16544-4150 C
 
 
Coord arcsec 2000 165426.00-414954.9 Mag 12.92 Calc delta mag 5.48 Calc coord yes
 
 
16544-4150 D
 
 
Coord arcsec 2000 165425.82-414953.0 Mag 12.63 Calc delta mag 5.19 Calc coord yes