13439+3133 ES  309

 
 
13h 43m 53.96s +31 33' 09.5" P.A. 141 sep 1.9 mag 11.34,11.81 Sp G5
 
 
Coord 2000
13439+3133
Discov num
ES  309
Comp
Coord arcsec 2000
13 43 53.96 +31 33 09.5
Date first
1906
Date last
2001
Obs
12
Pa first
134
Pa last
141
P.A. Now (θ)
141°
Sep first
1.9
Sep last
1.9
Sep. Now (ρ)
1.9"
Mag pri
11.34
Mag sec
11.81
delta mag (ΔM)
0.47
Spectral class
G5 (yellow)
Pri motion ra
-062
Sec motion ra
-062
Pri motion dec
-023
Sec motion dec
-023
Notes
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
141.4
Precise sep
1.92
Constellation
Canes Venatici
SAO
63713
Tycho2
2537-00098-1
last precise pa
141.4
last precise sep
1.92
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
13439+3133 ES 309 2001 12 141 1.9 11.34 11.81 G5 134353.96+313309.5

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