20002+1454 HDS2847Aa,Ab

 
 
20h 00m 12.79s +14 54' 10.5" P.A. 54 sep 0.4 mag 8.83,11.11 Sp F5V
 
 
Coord 2000
20002+1454
Discov num
HDS2847
Comp
Aa,Ab
Coord arcsec 2000
20 00 12.79 +14 54 10.5
Date first
1991
Date last
2014
Obs
5
Pa first
55
Pa last
54
P.A. Now (θ)
54°
Sep first
0.4
Sep last
0.4
Sep. Now (ρ)
0.4"
Mag pri
8.83
Mag sec
11.11
delta mag (ΔM)
2.28
Spectral class
F5V (yellow-white)
Pri motion ra
-020
Sec motion ra
Pri motion dec
-013
Sec motion dec
Notes
N (See Notes)
Nature of this double is uncertain.
 
 
20002+1454 SYSTEM COMPONENTS
 
 
Show name SAO coord_2000 discov# comp first last obs pa sep mag1 mag2 d_mag orb current
Show 20002+1454 HDS2847 Aa,Ab 1991 2014 5 54 0.4 8.83 11.11 2.28 <===
Show 20002+1454 BPM1920 AB 1993 2001 3 33 76.3 8.59 15.65 7.06
Triple system
2 visible stars in this system
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
53.5
Precise sep
0.443
Constellation
Aquila
last precise pa
53.5
last precise sep
0.443
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
20002+1454 HDS2847 Aa,Ab 2003 3 56 0.5 8.83 11.11 F5V D 200012.79+145410.5
20002+1454 HDS2847 Aa,Ab 2014 5 54 0.4 8.83 11.11 F5V N 200012.79+145410.5

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