18124-0718 A    36A,BC

 
 
18H 12M 24.02S -07 17' 49.1" P.A. 40 SEP 70.1 MAG 7.78,11.03 SP G0 DIST. 85.03 PC (277.37 L.Y.)
 
 
Coord 2000
18124-0718
Discov num
A    36
Comp
A,BC
Coord arcsec 2000
18 12 24.02 -07 17 49.1
Date first
1899
Date last
2000
Obs
7
Pa first
42
Pa last
40
P.A. Now (θ)
40°
Sep first
65.6
Sep last
70.1
Sep. Now (ρ)
70.1"
Mag pri
7.78
Mag sec
11.03
delta mag (ΔM)
3.25
Spectral class
G0 (yellow)
Pri motion ra
-022
Sec motion ra
-013
Pri motion dec
-050
Sec motion dec
+008
Notes
Nature of this double is uncertain.
 
 
18124-0718 SYSTEM COMPONENTS
 
 
Show name SAO coord_2000 discov# comp first last obs pa sep mag1 mag2 d_mag orb current
Show 18124-0718 A 36 A,BC 1899 2000 7 40 70.1 7.78 11.03 3.25 <===
Show 18124-0718 A 36 BC 1899 1995 8 210 1.5 11.00 11.30 0.30
Triple system
4 visible stars in this system
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Constellation
Serpens
HIP
89216
Tycho2
5109-00035-1
HD
166761
BD
BD-07 4571
Distance
85.03
Distance ly
277.37
last precise pa
39.6
last precise sep
70.105