18479+1110 STTA174

 
 
18h 47m 53.50s +11 09' 48.7" P.A. 159 sep 104.7 mag 7.51,8.32 Sp B9 dist. 266.67 pc (869.88 l.y.)
 
 
Coord 2000
18479+1110
Discov num
STTA174
Comp
Coord arcsec 2000
18 47 53.50 +11 09 48.7
Date first
1874
Date last
2012
Obs
27
Pa first
160
Pa last
159
P.A. Now (θ)
159°
Sep first
106.1
Sep last
104.7
Sep. Now (ρ)
104.7"
Mag pri
7.51
Mag sec
8.32
delta mag (ΔM)
0.81
Spectral class
B9 (blue-white)
Pri motion ra
-001
Sec motion ra
+007
Pri motion dec
-013
Sec motion dec
+001
Notes
N (See Notes)
rPM=1.237
This double is not physical.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
158.5
Precise sep
104.68
Constellation
Aquila
SAO
104109
HIP
92236
Tycho2
1030-03910-1
HD
173983
BD
BD+11 3608
Distance
266.67
Distance ly
869.88
last precise pa
158.5
last precise sep
104.68
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
18479+1110 STTA174 2002 23 160 104.7 7.51 8.32 B9 N D 184753.50+110948.7
18479+1110 STTA174 2012 26 159 104.7 7.51 8.32 B9 N D 184753.50+110948.7

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