03176+3407 COU1077

 
 
03h 17m 37.90s +34 07' 11.0" P.A. 55 sep 2.5 mag 8.98,14.00 Sp K0
 
 
Coord 2000
03176+3407
Discov num
COU1077
Comp
Coord arcsec 2000
03 17 37.90 +34 07 11.0
Date first
1973
Date last
2009
Obs
3
Pa first
57
Pa last
55
P.A. Now (θ)
55°
Sep first
2.0
Sep last
2.5
Sep. Now (ρ)
2.5"
Mag pri
8.98
Mag sec
14.00
delta mag (ΔM)
5.02
Spectral class
K0 (yellow-orange)
Pri motion ra
+006
Sec motion ra
Pri motion dec
+011
Sec motion dec
Notes
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
54.7
Precise sep
2.46
Constellation
Perseus
SAO
56321
Tycho2
2348-01523-1
HD
278474
last precise pa
54.7
last precise sep
2.46
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
03176+3407 COU1077 1973 1 57 2.0 8.98 14.00 K0 031737.90+340711.0
03176+3407 COU1077 2007 2 53 2.5 8.98 14.00 K0 031737.90+340711.0
03176+3407 COU1077 2009 3 55 2.5 8.98 14.00 K0 031737.90+340711.0

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