18545+0154 STTA176BD

 
 
18H 54M 36.42S +01 53' 14.9" P.A. 358 SEP 151.2 MAG 7.51,11.00 SP K0 DIST. 340.14 PC (1109.54 L.Y.)
 
 
Coord 2000
18545+0154
Discov num
STTA176
Comp
BD
Coord arcsec 2000
18 54 36.42 +01 53 14.9
Date first
1909
Date last
2002
Obs
9
Pa first
359
Pa last
358
P.A. Now (θ)
358°
Sep first
149.4
Sep last
151.2
Sep. Now (ρ)
151.2"
Mag pri
7.51
Mag sec
11.00
delta mag (ΔM)
3.49
Spectral class
K0 (yellow-orange)
Pri motion ra
+000
Sec motion ra
-003
Pri motion dec
-014
Sec motion dec
-006
Notes
rPM=0.61
Nature of this double is uncertain.
 
 
18545+0154 SYSTEM COMPONENTS
 
 
Show name SAO coord_2000 discov# comp first last obs pa sep mag1 mag2 d_mag orb current
Show 18545+0154 STTA176 AB 1874 2011 29 113 94.3 7.45 7.51 0.06
Show 18545+0154 STTA176 AC 1909 2002 9 4 155.3 7.45 10.81 3.36
Show 18545+0154 STTA176 BD 1909 2002 9 358 151.2 7.51 11.00 3.49 <===
Show 18545+0154 STTA176 CD 1909 2002 8 120 81.8 10.81 11.00 0.19
Quadruple system
4 visible stars in this system
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Constellation
Aquila
HIP
92807
Tycho2
0453-00078-1
HD
175294
BD
BD+01 3815
Distance
340.14
Distance ly
1109.54
last precise pa
358.3
last precise sep
151.18