16391+3353 CVR1670

 
 
16h 39m 03.51s +33 52' 45.7" P.A. 235 sep 3.5 mag 18.50,18.70 Sp M4+M4
 
 
Coord 2000
16391+3353
Discov num
CVR1670
Comp
Coord arcsec 2000
16 39 03.51 +33 52 45.7
Date first
1998
Date last
2002
Obs
3
Pa first
234
Pa last
235
P.A. Now (θ)
235°
Sep first
3.6
Sep last
3.5
Sep. Now (ρ)
3.5"
Mag pri
18.50
Mag sec
18.70
delta mag (ΔM)
0.2
Spectral class
M4+M4 (red/red)
Pri motion ra
+005
Sec motion ra
Pri motion dec
-030
Sec motion dec
Notes
R (Red magnitudes)
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
234.8
Precise sep
3.53
Cdsa2 id
CVR 1670
Constellation
Hercules
Ra deg
16.650975
De deg
33.87936111111111
last precise pa
234.8
last precise sep
3.53
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
16391+3353 CVR1670 2002 2 235 3.5 18.50 18.70 M4+M4 R 163903.51+335245.7

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