19438+2238 BU  657

 
 
19h 43m 49.05s +22 37' 56.5" P.A. 133 sep 0.9 mag 9.78,10.47 Sp F0
 
 
Coord 2000
19438+2238
Discov num
BU  657
Comp
Coord arcsec 2000
19 43 49.05 +22 37 56.5
Date first
1877
Date last
2016
Obs
22
Pa first
140
Pa last
133
P.A. Now (θ)
133°
Sep first
0.9
Sep last
0.9
Sep. Now (ρ)
0.9"
Mag pri
9.78
Mag sec
10.47
delta mag (ΔM)
0.69
Spectral class
F0 (yellow-white)
Pri motion ra
+005
Sec motion ra
+005
Pri motion dec
+012
Sec motion dec
+012
Notes
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
132.5
Precise sep
0.85
Constellation
Vulpecula
SAO
87635
Tycho2
2139-00527-1
HD
344805
last precise pa
132.5
last precise sep
0.85
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
19438+2238 BU 657 2000 19 133 0.9 9.78 10.47 F0 194349.05+223756.5
19438+2238 BU 657 2008 21 132 0.9 9.78 10.47 F0 194349.05+223756.5
19438+2238 BU 657 2016 22 133 0.9 9.78 10.47 F0 194349.05+223756.5

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