08557+2000 COU 774

 
 
08h 55m 39.67s +20 00' 17.0" P.A. 30 sep 2.9 mag 9.19,12.70 Sp G5
 
 
Coord 2000
08557+2000
Discov num
COU 774
Comp
Coord arcsec 2000
08 55 39.67 +20 00 17.0
Date first
1972
Date last
2004
Obs
3
Pa first
21
Pa last
30
P.A. Now (θ)
30°
Sep first
2.7
Sep last
2.9
Sep. Now (ρ)
2.9"
Mag pri
9.19
Mag sec
12.70
delta mag (ΔM)
3.51
Spectral class
G5 (yellow)
Pri motion ra
-012
Sec motion ra
Pri motion dec
-023
Sec motion dec
Notes
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
29.7
Precise sep
2.93
Cdsa2 id
COU 774
Constellation
Cancer
SAO
80512
Tycho2
1400-00439-1
Ra deg
8.927686111111111
De deg
20.004722222222224
last precise pa
29.7
last precise sep
2.93
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
08557+2000 COU 774 1972 1 21 2.7 9.19 12.70 G5 085539.67+200017.0
08557+2000 COU 774 2004 3 30 2.9 9.19 12.70 G5 085539.67+200017.0

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