16255+2705 CVR 820

 
 
16h 25m 33.73s +27 04' 50.7" P.A. 281 sep 18.8 mag 17.50,18.00 Sp M4+M5
 
 
Coord 2000
16255+2705
Discov num
CVR 820
Comp
Coord arcsec 2000
16 25 33.73 +27 04 50.7
Date first
2000
Date last
2010
Obs
3
Pa first
281
Pa last
281
P.A. Now (θ)
281°
Sep first
18.7
Sep last
18.8
Sep. Now (ρ)
18.8"
Mag pri
17.50
Mag sec
18.00
delta mag (ΔM)
0.5
Spectral class
M4+M5 (red/red)
Pri motion ra
-039
Sec motion ra
-042
Pri motion dec
-041
Sec motion dec
-040
Notes
V R (Proper motion indicates physical, Red magnitudes)
rPM=0.055 (< 0.3, Physical double)
This double is physical.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
281.1
Precise sep
18.75
Constellation
Hercules
last precise pa
281.1
last precise sep
18.75
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
16255+2705 CVR 820 2003 1 281 18.8 17.50 18.00 M4+M5 V R 162532.35+270454.4
16255+2705 CVR 820 2010 3 281 18.7 17.50 18.00 M4+M5 V R 162533.73+270450.7

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