19052-2218 DON 947

 
 
19h 05m 14.61s -22 18' 27.5" P.A. 142 sep 4.6 mag 10.72,12.60 Sp A5/7II
 
 
Coord 2000
19052-2218
Discov num
DON 947
Comp
Coord arcsec 2000
19 05 14.61 -22 18 27.5
Date first
1923
Date last
2010
Obs
9
Pa first
139
Pa last
142
P.A. Now (θ)
142°
Sep first
3.2
Sep last
4.6
Sep. Now (ρ)
4.6"
Mag pri
10.72
Mag sec
12.60
delta mag (ΔM)
1.88
Spectral class
A5/7II (white)
Pri motion ra
-006
Sec motion ra
+013
Pri motion dec
+016
Sec motion dec
-063
Notes
rPM=1.263
This double is not physical.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
141.8
Precise sep
4.58
Cdsa2 id
DON 947
Constellation
Sagittarius
Ra deg
19.087391666666665
De deg
-22.30763888888889
last precise pa
141.8
last precise sep
4.58
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
19052-2218 DON 947 1999 7 141 4.2 10.72 12.60 A5/7II D 190514.61-221827.5
19052-2218 DON 947 2010 9 142 4.6 10.72 12.60 A5/7II 190514.61-221827.5

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