16582+2109 CVR 854

 
 
16h 58m 12.90s +21 08' 35.3" P.A. 274 sep 11.1 mag 17.30,19.60 Sp M1+M4
 
 
Coord 2000
16582+2109
Discov num
CVR 854
Comp
Coord arcsec 2000
16 58 12.90 +21 08 35.3
Date first
2000
Date last
2003
Obs
2
Pa first
276
Pa last
274
P.A. Now (θ)
274°
Sep first
11.0
Sep last
11.1
Sep. Now (ρ)
11.1"
Mag pri
17.30
Mag sec
19.60
delta mag (ΔM)
2.3
Spectral class
M1+M4 (red/red)
Pri motion ra
-017
Sec motion ra
-020
Pri motion dec
-044
Sec motion dec
-040
Notes
V R (Proper motion indicates physical, Red magnitudes)
rPM=0.106 (< 0.3, Physical double)
This double is physical.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
274.1
Precise sep
11.06
Cdsa2 id
CVR 854
Constellation
Hercules
Ra deg
16.97025
De deg
21.14313888888889
last precise pa
274.1
last precise sep
11.06
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
16582+2109 CVR 854 2003 1 274 11.1 17.30 19.60 M1+M4 V R 165812.12+210836.2
16582+2109 CVR 854 2010 3 279 11.1 17.30 19.60 M1+M4 V R 165812.90+210835.3

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