19524+0354 GRV 289

 
 
19h 52m 24.76s +03 54' 34.4" P.A. 221 sep 39.3 mag 10.50,13.00 Sp F2
 
 
Coord 2000
19524+0354
Discov num
GRV 289
Comp
Coord arcsec 2000
19 52 24.76 +03 54 34.4
Date first
1950
Date last
2010
Obs
4
Pa first
221
Pa last
221
P.A. Now (θ)
221°
Sep first
39.7
Sep last
39.3
Sep. Now (ρ)
39.3"
Mag pri
10.50
Mag sec
13.00
delta mag (ΔM)
2.5
Spectral class
F2 (yellow-white)
Pri motion ra
+011
Sec motion ra
+016
Pri motion dec
-020
Sec motion dec
-006
Notes
rPM=0.651
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
220.5
Precise sep
39.31
Constellation
Aquila
Tycho2
0488-00851-1
HD
357369
last precise pa
220.5
last precise sep
39.31
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
19524+0354 GRV 289 2000 2 221 39.4 10.40 12.70 D 195224.76+035434.4
19524+0354 GRV 289 2010 4 221 39.3 10.50 13.00 F2 195224.76+035434.4

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