12030-1913 B  2537

 
 
12h 03m 00.33s -19 12' 59.4" P.A. 263 sep 2.2 mag 10.31,12.58 Sp A9V
 
 
Coord 2000
12030-1913
Discov num
B  2537
Comp
Coord arcsec 2000
12 03 00.33 -19 12 59.4
Date first
1933
Date last
1991
Obs
4
Pa first
259
Pa last
263
P.A. Now (θ)
263°
Sep first
2.1
Sep last
2.2
Sep. Now (ρ)
2.2"
Mag pri
10.31
Mag sec
12.58
delta mag (ΔM)
2.27
Spectral class
A9V (white)
Pri motion ra
-005
Sec motion ra
Pri motion dec
+000
Sec motion dec
Notes
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
262.5
Precise sep
2.172
Cdsa2 id
B 2537
Constellation
Corvus
SAO
157062
Tycho2
6097-01297-1
HD
104640
Ra deg
12.050091666666667
De deg
-19.2165
last precise pa
262.5
last precise sep
2.172
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
12030-1913 B 2537 1991 4 263 2.2 10.31 12.58 A9V 120300.33-191259.4

If you need more information about this double, apply for a data request form to the WDS.