18560+4414 STT 365AB

 
 
18h 55m 57.14s +44 13' 41.9" P.A. 288 sep 0.4 mag 7.20,8.30 Sp A2
 
 
Coord 2000
18560+4414
Discov num
STT 365
Comp
AB
Coord arcsec 2000
18 55 57.14 +44 13 41.9
Date first
1841
Date last
1882
Obs
7
Pa first
169
Pa last
288
P.A. Now (θ)
288°
Sep first
0.5
Sep last
0.4
Sep. Now (ρ)
0.4"
Mag pri
7.20
Mag sec
8.30
delta mag (ΔM)
1.1
Spectral class
A2 (white)
Pri motion ra
+017
Sec motion ra
Pri motion dec
+027
Sec motion dec
Notes
N (See Notes)
Nature of this double is uncertain.
 
 
18560+4414 SYSTEM COMPONENTS
 
 
Show name SAO coord_2000 discov# comp first last obs pa sep mag1 mag2 d_mag orb current
Show 18560+4414 STT 365 AB 1841 1882 7 288 0.4 7.20 8.30 1.10 <===
Show 18560+4414 STF3130 AB,C 1833 2010 23 258 2.7 6.97 10.52 3.55
Show 18560+4414 STF3130 AB,D 1880 2003 6 310 181.2 6.97 12.01 5.04
Quadruple system
5 visible stars in this system
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
287.7
Precise sep
0.35
Cdsa2 id
STT 365 AB
Constellation
Lyra
Ra deg
18.93253888888889
De deg
44.22830555555556
last precise pa
287.7
last precise sep
0.35
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
18560+4414 STT 365 AB 1882 7 288 0.4 7.20 8.30 A2 N 185557.14+441341.9

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