18332+4010 STT 356BC

 
 
18h 33m 12.43s +40 09' 50.6" P.A. 45 sep 47.5 mag 9.23,10.90 Sp K0 dist. 20000 pc (65240 l.y.)
 
 
Coord 2000
18332+4010
Discov num
STT 356
Comp
BC
Coord arcsec 2000
18 33 12.43 +40 09 50.6
Date first
1892
Date last
2013
Obs
20
Pa first
47
Pa last
45
P.A. Now (θ)
45°
Sep first
45.5
Sep last
47.5
Sep. Now (ρ)
47.5"
Mag pri
9.23
Mag sec
10.90
delta mag (ΔM)
1.67
Spectral class
K0 (yellow-orange)
Pri motion ra
+004
Sec motion ra
-001
Pri motion dec
+004
Sec motion dec
+009
Notes
N (See Notes)
Nature of this double is uncertain.
 
 
18332+4010 SYSTEM COMPONENTS
 
 
Show name SAO coord_2000 discov# comp first last obs pa sep mag1 mag2 d_mag orb current
Show 47587 18332+4010 STT 356 AB 1843 2013 41 302 28.6 7.30 9.23 1.93
Show 47587 18332+4010 STT 356 AC 1892 2013 20 9 48.9 7.30 10.90 3.60
Show 47587 18332+4010 STT 356 BC 1892 2013 20 45 47.5 9.23 10.90 1.67 <===
Triple system
3 visible stars in this system
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Constellation
Lyra
SAO
47587
HIP
90951
Tycho2
3109-00080-1
BD
BD+40 3410
Distance
20000
Distance ly
65240
last precise pa
44.9
last precise sep
47.47
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
18332+4010 STT 356 BC 2006 17 45 45.5 9.23 10.90 K0 N D 183312.43+400950.6
18332+4010 STT 356 BC 2013 20 45 47.5 9.23 10.90 K0 N 183312.43+400950.6

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