20369-1244 STF2699AC

 
 
20h 36m 55.06s -12 44' 13.4" P.A. 169.00 sep 37.2 mag 8.03,13.64 Sp F2IV/V dist. 90.99 pc (296.81 l.y.)
 
 
Coord 2000
20369-1244
Discov num
STF2699
Comp
AC
Coord arcsec 2000
20 36 55.06 -12 44 13.4
Date first
1825
Date last
2015
Obs
8
Pa first
180
Pa last
169
P.A. Now (θ)
169°
Sep first
30.0
Sep last
37.2
Sep. Now (ρ)
37.2"
Mag pri
8.03
Mag sec
13.64
delta mag (ΔM)
5.61
Spectral class
F2IV/V (yellow-white)
Pri motion ra
+017
Sec motion ra
+006
Pri motion dec
-032
Sec motion dec
-011
Notes
N (See Notes)
Visually invisible, K-band or other infrared star rPM=0.654
Nature of this double is uncertain.
 
 
20369-1244 SYSTEM COMPONENTS
 
 
Show name SAO coord_2000 discov# comp first last obs pa sep mag1 mag2 d_mag orb current
Show 163730 20369-1244 STF2699 AB 1826 2017 47 197 9.2 8.03 9.22 1.19
Show 163730 20369-1244 STF2699 AC 1825 2015 8 169 37.2 8.03 13.64 5.61 <===
Show 163730 20369-1244 STF2699 AD 1825 2015 8 157 57.0 8.03 14.27 6.24
Quadruple system
4 visible stars in this system
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
168.5
Precise sep
37.225
Constellation
Capricornus
SAO
163730
HIP
101706
Tycho2
5763-02260-1
Gaia DR2
29206905728
HD
196310
BD
BD-13 5713
Distance
90.99
Distance ly
296.81
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
20369-1244 STF2699 AC 1998 2 169 37.9 8.03   F2IV/V N D 203655.06-124413.4
20369-1244 STF2699 AC 2001 5 169 37.7 8.03 13.40 F2IV/V N D 203655.06-124413.4
20369-1244 STF2699 AC 2015 6 169 37.2 8.03 13.64 F2IV/V N 203655.06-124413.4

If you need more information about this double, apply for a data request form to the WDS.