19507-4454 DON 970

 
 
19h 50m 39.32s -44 53' 39.4" P.A. 201 sep 1.8 mag 10.36,13.40 Sp A9V
 
 
Coord 2000
19507-4454
Discov num
DON 970
Comp
Coord arcsec 2000
19 50 39.32 -44 53 39.4
Date first
1929
Date last
1929
Obs
1
Pa first
201
Pa last
201
P.A. Now (θ)
201°
Sep first
1.8
Sep last
1.8
Sep. Now (ρ)
1.8"
Mag pri
10.36
Mag sec
13.40
delta mag (ΔM)
3.04
Spectral class
A9V (white)
Pri motion ra
+011
Sec motion ra
Pri motion dec
-023
Sec motion dec
Notes
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
200.6
Precise sep
1.82
Cdsa2 id
DON 970
Constellation
Sagittarius
Ra deg
19.844255555555556
De deg
-44.89427777777778
last precise pa
200.6
last precise sep
1.82
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
19507-4454 DON 970 1929 1 201 1.8 10.36 13.40 A9V 195039.32-445339.4

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