20591+0418 STF2737BC

 
 
20H 59M 04.46S +04 17' 36.6" P.A. 67 SEP 10.5 MAG 6.31,7.05 SP F6IV DIST. 54.08 PC (176.41 L.Y.)
 
 
Coord 2000
20591+0418
Discov num
STF2737
Comp
BC
Coord arcsec 2000
20 59 04.46 +04 17 36.6
Date first
1780
Date last
2012
Obs
16
Pa first
84
Pa last
67
P.A. Now (θ)
67°
Sep first
9.4
Sep last
10.5
Sep. Now (ρ)
10.5"
Mag pri
6.31
Mag sec
7.05
delta mag (ΔM)
0.74
Spectral class
F6IV (yellow-white)
Pri motion ra
-113
Sec motion ra
-113
Pri motion dec
-150
Sec motion dec
-150
Notes
N V (See Notes, Proper motion indicates physical)
This double is physical.
 
 
20591+0418 SYSTEM COMPONENTS
 
 
Show name SAO coord_2000 discov# comp first last obs pa sep mag1 mag2 d_mag orb current
Show Eps Equ 126428 20591+0418 STF2737 AB 1835 2012 479 280 0.1 5.96 6.31 0.35 Y
Show 126428 20591+0418 STF2737 AB,C 1777 2016 301 67 10.6 5.30 7.05 1.75
Show 126428 20591+0418 STF2737 AD 1912 2013 4 293 69.3 5.96 13.10 7.14
Show 126428 20591+0418 STF2737 BC 1780 2012 16 67 10.5 6.31 7.05 0.74 <===
Quadruple system
5 visible stars in this system
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Constellation
Equuleus
SAO
126428
HIP
103569
Tycho2
0521-02814-1
HD
199766
HR
8034
GC
29276
BD
BD+03 4473
Bayer
Epsilon Equulei
Bayer name
Eps Equ
Flamsteed
1 Equulei
Flamsteed name
1 Equ
Distance
54.08
Distance ly
176.41
last precise pa
67
last precise sep
10.5