21087-3715 B  1895

 
 
21h 08m 41.29s -37 14' 33.7" P.A. 119 sep 0.9 mag 6.89,10.63 Sp B8IV/V
 
 
Coord 2000
21087-3715
Discov num
B  1895
Comp
Coord arcsec 2000
21 08 41.29 -37 14 33.7
Date first
1930
Date last
1991
Obs
6
Pa first
128
Pa last
119
P.A. Now (θ)
119°
Sep first
0.9
Sep last
0.9
Sep. Now (ρ)
0.9"
Mag pri
6.89
Mag sec
10.63
delta mag (ΔM)
3.74
Spectral class
B8IV/V (blue-white)
Pri motion ra
+019
Sec motion ra
+018
Pri motion dec
-003
Sec motion dec
-004
Notes
rPM=0.074 (< 0.3, Physical double)
This double is physical.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
118.9
Precise sep
0.92
Cdsa2 id
B 1895
Constellation
Microscopium
Tycho2
7483-00777-1
HD
201108
Ra deg
21.144802777777777
De deg
-37.242694444444446
last precise pa
118.9
last precise sep
0.92
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
21087-3715 B 1895 1991 6 119 0.9 6.89 10.63 B8IV/V 210841.29-371433.7

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