22272-0019 ARY  31

 
 
22h 27m 11.63s -00 18' 43.9" P.A. 257 sep 95.5 mag 8.89,9.46 Sp F8
 
 
Coord 2000
22272-0019
Discov num
ARY  31
Comp
Coord arcsec 2000
22 27 11.63 -00 18 43.9
Date first
1896
Date last
2013
Obs
18
Pa first
255
Pa last
257
P.A. Now (θ)
257°
Sep first
96.2
Sep last
95.5
Sep. Now (ρ)
95.5"
Mag pri
8.89
Mag sec
9.46
delta mag (ΔM)
0.57
Spectral class
F8 (yellow-white)
Pri motion ra
+011
Sec motion ra
-001
Pri motion dec
-067
Sec motion dec
-028
Notes
rPM=0.601
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
257.2
Precise sep
95.45
Constellation
Aquarius
SAO
146095
last precise pa
257.2
last precise sep
95.45
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
22272-0019 ARY 31 2002 13 257 95.5 8.89 9.46 D 222711.63-001843.9
22272-0019 ARY 31 2012 15 258 95.7 8.89 9.46 D 222711.63-001843.9
22272-0019 ARY 31 2013 17 257 95.5 8.89 9.46 222711.63-001843.9

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