16105-4903 RST 817

 
 
16h 10m 29.16s -49 02' 47.0" P.A. 196 sep 0.7 mag 10.35,11.11 Sp O7
 
 
Coord 2000
16105-4903
Discov num
RST 817
Comp
Coord arcsec 2000
16 10 29.16 -49 02 47.0
Date first
1930
Date last
1991
Obs
3
Pa first
187
Pa last
196
P.A. Now (θ)
196°
Sep first
0.5
Sep last
0.7
Sep. Now (ρ)
0.7"
Mag pri
10.35
Mag sec
11.11
delta mag (ΔM)
0.76
Spectral class
O7 (blue)
Pri motion ra
-002
Sec motion ra
-002
Pri motion dec
+001
Sec motion dec
+001
Notes
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
196
Precise sep
0.69
Constellation
Norma
Tycho2
8319-00576-1
HD
144918
last precise pa
196
last precise sep
0.69
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
16105-4903 RST 817 1991 3 196 0.7 10.35 11.11 O5/7 161029.16-490247.0

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