19521+2316 BU  979

 
 
19h 52m 05.41s +23 16' 18.4" P.A. 326 sep 2.5 mag 8.50,11.30 Sp F2
 
 
Coord 2000
19521+2316
Discov num
BU  979
Comp
Coord arcsec 2000
19 52 05.41 +23 16 18.4
Date first
1880
Date last
2001
Obs
17
Pa first
339
Pa last
326
P.A. Now (θ)
326°
Sep first
2.2
Sep last
2.5
Sep. Now (ρ)
2.5"
Mag pri
8.50
Mag sec
11.30
delta mag (ΔM)
2.8
Spectral class
F2 (yellow-white)
Pri motion ra
+017
Sec motion ra
Pri motion dec
-003
Sec motion dec
Notes
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
325.7
Precise sep
2.53
Constellation
Vulpecula
SAO
87841
Tycho2
2140-01905-1
HD
345099
last precise pa
325.7
last precise sep
2.53
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
19521+2316 BU 979 2001 17 326 2.5 8.50 11.30 F2 195205.41+231618.4

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