18549+3358 SHJ 282CD

 
 
18H 54M 51.85S +33 58' 51.4" P.A. 284 SEP 192.4 MAG 7.60,11.00 SP A DIST. 304.88 PC (994.52 L.Y.)
 
 
Coord 2000
18549+3358
Discov num
SHJ 282
Comp
CD
Coord arcsec 2000
18 54 51.85 +33 58 51.4
Date first
1880
Date last
2002
Obs
6
Pa first
285
Pa last
284
P.A. Now (θ)
284°
Sep first
193.2
Sep last
192.4
Sep. Now (ρ)
192.4"
Mag pri
7.60
Mag sec
11.00
delta mag (ΔM)
3.4
Spectral class
A (white)
Pri motion ra
-007
Sec motion ra
-004
Pri motion dec
-003
Sec motion dec
-014
Notes
N (See Notes)
rPM=0.783
Nature of this double is uncertain.
 
 
18549+3358 SYSTEM COMPONENTS
 
 
Show name SAO coord_2000 discov# comp first last obs pa sep mag1 mag2 d_mag orb current
Show 67566 18549+3358 STT 525 AB 1849 2011 21 129 1.8 6.14 9.12 2.98
Show 67566 18549+3358 SHJ 282 AC 1823 2016 42 349 45.5 6.14 7.60 1.46
Show 67566 18549+3358 SHJ 282 AD 1991 2002 3 295 215.3 6.14 11.03 4.89
Show 67565 18549+3358 SHJ 282 CD 1880 2002 6 284 192.4 7.60 11.00 3.40 <===
Quadruple system
4 visible stars in this system
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Constellation
Lyra
SAO
67565
HIP
92829
Tycho2
2647-02659-1
HD
175634
BD
BD+33 3256
Distance
304.88
Distance ly
994.52
last precise pa
283.5
last precise sep
192.385