16371-5223 B  2390 (V840 Ara)

 
 
16h 37m 08.51s -52 22' 53.9" P.A. 42 sep 6 mag 7.06,12.50 Sp M2/3III dist. 214.13 pc (698.49 l.y.)
 
 
Coord 2000
16371-5223
Discov num
B  2390
Comp
Coord arcsec 2000
16 37 08.51 -52 22 53.9
Date first
1929
Date last
1929
Obs
1
Pa first
42
Pa last
42
P.A. Now (θ)
42°
Sep first
6.0
Sep last
6.0
Sep. Now (ρ)
6"
Mag pri
7.06
Mag sec
12.50
delta mag (ΔM)
5.44
Spectral class
M2/3III (red)
Pri motion ra
+002
Sec motion ra
Pri motion dec
-024
Sec motion dec
Notes
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
42
Precise sep
6
Var name
V840 Ara
Constellation
Ara
SAO
243994
HIP
81376
Tycho2
8337-00027-1
HD
149401
CD
CD-52 7603
CP
CP-5210051
Distance
214.13
Distance ly
698.49
last precise pa
42
last precise sep
6
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
16371-5223 B 2390 1929 1 42 6.0 6.90 12.50 M2/3III 163708.51-522253.9

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