19308+1935 SLE 950

 
 
19h 30m 48.94s +19 34' 50.4" P.A. 138 sep 7.9 mag 9.51,12.00 Sp F8
 
 
Coord 2000
19308+1935
Discov num
SLE 950
Comp
Coord arcsec 2000
19 30 48.94 +19 34 50.4
Date first
1984
Date last
2015
Obs
4
Pa first
140
Pa last
138
P.A. Now (θ)
138°
Sep first
8.2
Sep last
7.9
Sep. Now (ρ)
7.9"
Mag pri
9.51
Mag sec
12.00
delta mag (ΔM)
2.49
Spectral class
F8 (yellow-white)
Pri motion ra
-002
Sec motion ra
Pri motion dec
+004
Sec motion dec
Notes
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
138.3
Precise sep
7.922
Constellation
Vulpecula
Tycho2
1609-00794-1
HD
231646
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
19308+1935 SLE 950 1997 2 137 8.0 10.50 11.80 D 193048.81+193450.1
19308+1935 SLE 950 2012 3 138 7.7 9.50 12.00 D 193048.81+193450.1
19308+1935 SLE 950 2015 4 138 7.9 9.51 12.00 F8 193048.94+193450.4

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