19011+2009 COU 319

 
 
19h 01m 08.84s +20 09' 27.1" P.A. 81 sep 2.1 mag 7.37,11.52 Sp B8
 
 
Coord 2000
19011+2009
Discov num
COU 319
Comp
Coord arcsec 2000
19 01 08.84 +20 09 27.1
Date first
1968
Date last
1991
Obs
3
Pa first
84
Pa last
81
P.A. Now (θ)
81°
Sep first
1.8
Sep last
2.1
Sep. Now (ρ)
2.1"
Mag pri
7.37
Mag sec
11.52
delta mag (ΔM)
4.15
Spectral class
B8 (blue-white)
Pri motion ra
+000
Sec motion ra
+000
Pri motion dec
-006
Sec motion dec
-007
Notes
rPM=0.143 (< 0.3, Physical double)
This double is physical.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
80.9
Precise sep
2.07
Cdsa2 id
COU 319
Constellation
Sagitta
Tycho2
1593-00669-1
HD
176803
Ra deg
19.019122222222222
De deg
20.157527777777776
last precise pa
80.9
last precise sep
2.07
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
19011+2009 COU 319 1991 3 81 2.1 7.37 11.52 B8 D 190108.84+200927.1

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