20258-0818 STF2678

 
 
20h 25m 50.00s -08 18' 09.7" P.A. 310 sep 3.4 mag 9.85,10.22 Sp G5
 
 
Coord 2000
20258-0818
Discov num
STF2678
Comp
Coord arcsec 2000
20 25 50.00 -08 18 09.7
Date first
1831
Date last
2016
Obs
32
Pa first
321
Pa last
310
P.A. Now (θ)
310°
Sep first
3.5
Sep last
3.4
Sep. Now (ρ)
3.4"
Mag pri
9.85
Mag sec
10.22
delta mag (ΔM)
0.37
Spectral class
G5 (yellow)
Pri motion ra
+027
Sec motion ra
-001
Pri motion dec
-065
Sec motion dec
-042
Notes
rPM=0.515
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
310.4
Precise sep
3.373
Constellation
Aquila
Tycho2
5754-00091-1
Gaia DR2
25703317248
HD
194425
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
20258-0818 STF2678 2000 27 310 3.3 9.85 10.22 G5 D 202550.00-081809.7
20258-0818 STF2678 2011 28 311 3.1 9.85 10.22 G5 D 202550.00-081809.7
20258-0818 STF2678 2016 30 310 3.4 9.85 10.22 G5 202550.00-081809.7

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