19515+2332 BU  978

 
 
19h 51m 28.66s +23 31' 46.7" P.A. 58 sep 1.1 mag 9.56,9.67 Sp B3
 
 
Coord 2000
19515+2332
Discov num
BU  978
Comp
Coord arcsec 2000
19 51 28.66 +23 31 46.7
Date first
1880
Date last
2016
Obs
45
Pa first
54
Pa last
58
P.A. Now (θ)
58°
Sep first
0.9
Sep last
1.1
Sep. Now (ρ)
1.1"
Mag pri
9.56
Mag sec
9.67
delta mag (ΔM)
0.11
Spectral class
B3 (blue-white)
Pri motion ra
-001
Sec motion ra
-001
Pri motion dec
-001
Sec motion dec
-001
Notes
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
58
Precise sep
1.103
Cdsa2 id
BU 978
Constellation
Vulpecula
Tycho2
2140-01187-1
Ra deg
19.857961111111113
De deg
23.529638888888886
last precise pa
58
last precise sep
1.103
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
19515+2332 BU 978 1999 43 58 1.0 9.56 9.67 B3 195128.66+233146.7
19515+2332 BU 978 2007 44 58 1.0 9.56 9.67 B3 195128.66+233146.7
19515+2332 BU 978 2012 42 59 0.9 9.56 9.67 B3 195128.66+233146.7
19515+2332 BU 978 2013 43 60 1.0 9.56 9.67 B3 195128.66+233146.7
19515+2332 BU 978 2016 44 58 1.0 9.56 9.67 B3 195128.66+233146.7

If you need more information about this double, apply for a data request form to the WDS.