15339+2643 STF1955AB

 
 
15H 33M 51.28S +26 42' 30.4" P.A. 237 SEP 7.7 MAG 9.84,10.32 SP F8
 
 
Coord 2000
15339+2643
Discov num
STF1955
Comp
AB
Coord arcsec 2000
15 33 51.28 +26 42 30.4
Date first
1822
Date last
2015
Obs
39
Pa first
239
Pa last
237
P.A. Now (θ)
237°
Sep first
7.3
Sep last
7.7
Sep. Now (ρ)
7.7"
Mag pri
9.84
Mag sec
10.32
delta mag (ΔM)
0.48
Spectral class
F8 (yellow-white)
Pri motion ra
+018
Sec motion ra
+016
Pri motion dec
-020
Sec motion dec
-018
Notes
Nature of this double is uncertain.
 
 
15339+2643 SYSTEM COMPONENTS
 
 
Show name SAO coord_2000 discov# comp first last obs pa sep mag1 mag2 d_mag orb current
Show 83885 15339+2643 STF1955 AB 1822 2015 39 237 7.7 9.84 10.32 0.48 <===
Show 83885 15339+2643 TAR 2 AC 1888 2004 9 35 20.5 9.84 13.00 3.16
Triple system
3 visible stars in this system
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Constellation
Corona Borealis
SAO
83885
Tycho2
2029-00492-1
last precise pa
237
last precise sep
7.69