15570+1726 HJ 2798BC

 
 
15H 57M 02.14S +17 27' 02.8" P.A. 29 SEP 7.8 MAG 11.09,10.70 SP F5
 
 
Coord 2000
15570+1726
Discov num
HJ 2798
Comp
BC
Coord arcsec 2000
15 57 02.14 +17 27 02.8
Date first
1831
Date last
2014
Obs
11
Pa first
35
Pa last
29
P.A. Now (θ)
29°
Sep first
6.0
Sep last
7.8
Sep. Now (ρ)
7.8"
Mag pri
11.09
Mag sec
10.70
delta mag (ΔM)
0.39
Spectral class
F5 (yellow-white)
Pri motion ra
-007
Sec motion ra
+009
Pri motion dec
+012
Sec motion dec
+022
Notes
rPM=0.794
Nature of this double is uncertain.
 
 
15570+1726 SYSTEM COMPONENTS
 
 
Show name SAO coord_2000 discov# comp first last obs pa sep mag1 mag2 d_mag orb current
Show 101831 15570+1726 HJ 2798 AB 1873 2014 13 352 52.3 9.79 11.09 1.30
Show 15570+1726 HJ 2798 BC 1831 2014 11 29 7.8 11.09 10.70 0.39 <===
Triple system
3 visible stars in this system
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Constellation
Serpens
Tycho2
1496-00626-1
last precise pa
29.4
last precise sep
7.77