02590+1811 COU 680

 
 
02h 58m 57.37s +18 10' 42.7" P.A. 113 sep 0.4 mag 9.80,10.90 Sp F5
 
 
Coord 2000
02590+1811
Discov num
COU 680
Comp
Coord arcsec 2000
02 58 57.37 +18 10 42.7
Date first
1971
Date last
2007
Obs
7
Pa first
143
Pa last
113
P.A. Now (θ)
113°
Sep first
0.3
Sep last
0.4
Sep. Now (ρ)
0.4"
Mag pri
9.80
Mag sec
10.90
delta mag (ΔM)
1.1
Spectral class
F5 (yellow-white)
Pri motion ra
-011
Sec motion ra
Pri motion dec
-009
Sec motion dec
Notes
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Constellation
Aries
SAO
93218
Tycho2
1227-01200-1
last precise pa
113.4
last precise sep
0.447
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
02590+1811 COU 680 2002 6 113 0.5 9.80 10.90 F5 025857.37+181042.7
02590+1811 COU 680 2007 7 113 0.4 9.80 10.90 F5 025857.37+181042.7

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