01377+1836 COU 254

 
 
01h 37m 39.41s +18 35' 33.3" P.A. 24 sep 1.7 mag 10.70,10.77 Sp K0
 
 
Coord 2000
01377+1836
Discov num
COU 254
Comp
Coord arcsec 2000
01 37 39.41 +18 35 33.3
Date first
1968
Date last
2009
Obs
16
Pa first
28
Pa last
24
P.A. Now (θ)
24°
Sep first
1.8
Sep last
1.7
Sep. Now (ρ)
1.7"
Mag pri
10.70
Mag sec
10.77
delta mag (ΔM)
0.07
Spectral class
K0 (yellow-orange)
Pri motion ra
+070
Sec motion ra
+070
Pri motion dec
-048
Sec motion dec
-048
Notes
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
23.5
Precise sep
1.662
Constellation
Pisces
Tycho2
1208-00468-1
last precise pa
23.5
last precise sep
1.662
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
01377+1836 COU 254 1998 15 25 1.7 10.70 10.77 K0 013739.41+183533.3
01377+1836 COU 254 2006 18 24 1.6 10.70 10.77 K0 D 013739.41+183533.3
01377+1836 COU 254 2009 16 24 1.7 10.70 10.77 K0 013739.41+183533.3

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