21499-2509 B   540

 
 
21h 49m 52.80s -25 09' 04.2" P.A. 326 sep 0.1 mag 9.50,9.70 Sp A0/1V
 
 
Coord 2000
21499-2509
Discov num
B   540
Comp
Coord arcsec 2000
21 49 52.80 -25 09 04.2
Date first
1925
Date last
1964
Obs
8
Pa first
169
Pa last
326
P.A. Now (θ)
326°
Sep first
0.2
Sep last
0.1
Sep. Now (ρ)
0.1"
Mag pri
9.50
Mag sec
9.70
delta mag (ΔM)
0.2
Spectral class
A0/1V (white)
Pri motion ra
-009
Sec motion ra
Pri motion dec
-026
Sec motion dec
Notes
N (See Notes)
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
325.6
Precise sep
0.12
Cdsa2 id
B 540
Constellation
Piscis Austrinus
Ra deg
21.831333333333333
De deg
-25.151166666666665
last precise pa
325.6
last precise sep
0.12
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
21499-2509 B 540 1964 8 326 0.1 9.50 9.70 A0/1V N 214952.80-250904.2

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