18546+3020 HDS2681

 
 
18H 54M 38.15S +30 19' 45.7" P.A. 282 SEP 4.4 MAG 9.16,13.30 SP A2 DIST. 263.85 PC (860.68 L.Y.)
 
 
Coord 2000
18546+3020
Discov num
HDS2681
Comp
Coord arcsec 2000
18 54 38.15 +30 19 45.7
Date first
1991
Date last
1991
Obs
2
Pa first
282
Pa last
282
P.A. Now (θ)
282°
Sep first
4.3
Sep last
4.4
Sep. Now (ρ)
4.4"
Mag pri
9.16
Mag sec
13.30
delta mag (ΔM)
4.14
Spectral class
A2 (white)
Pri motion ra
-005
Sec motion ra
-007
Pri motion dec
+000
Sec motion dec
-003
Notes
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Constellation
Lyra
HIP
92809
Tycho2
2639-01577-1
Distance
263.85
Distance ly
860.68
last precise pa
281.8
last precise sep
4.36