19018+3337 J   112

 
 
19h 01m 48.37s +33 37' 16.5" P.A. 178 sep 25.6 mag 6.50,12.60 Sp B5IV dist. 260.42 pc (849.49 l.y.)
 
 
Coord 2000
19018+3337
Discov num
J   112
Comp
Coord arcsec 2000
19 01 48.37 +33 37 16.5
Date first
1910
Date last
2010
Obs
7
Pa first
178
Pa last
178
P.A. Now (θ)
178°
Sep first
23.0
Sep last
25.6
Sep. Now (ρ)
25.6"
Mag pri
6.50
Mag sec
12.60
delta mag (ΔM)
6.1
Spectral class
B5IV (blue-white)
Pri motion ra
+000
Sec motion ra
+003
Pri motion dec
-002
Sec motion dec
-007
Notes
rPM=0.766
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
177.8
Precise sep
25.57
Constellation
Lyra
SAO
67721
HIP
93437
Tycho2
2643-03344-1
HD
177109
HR
7212
BD
BD+33 3295
Distance
260.42
Distance ly
849.49
last precise pa
177.8
last precise sep
25.57
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
19018+3337 J 112 1998 5 178 25.7 6.39 13.30 B5IV D 190148.37+333716.5
19018+3337 J 112 2002 6 178 25.1 6.39 13.30 B5IV D 190148.37+333716.5
19018+3337 J 112 2010 7 178 25.5 6.50 12.60 B5IV 190148.37+333716.5

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