02097+2021 STF 221AB

 
 
02h 09m 42.76s +20 20' 53.3" P.A. 145 sep 8.5 mag 8.13,9.45 Sp A8IV dist. 233.1 pc (760.37 l.y.)
 
 
Coord 2000
02097+2021
Discov num
STF 221
Comp
AB
Coord arcsec 2000
02 09 42.76 +20 20 53.3
Date first
1782
Date last
2015
Obs
62
Pa first
146
Pa last
145
P.A. Now (θ)
145°
Sep first
8.1
Sep last
8.5
Sep. Now (ρ)
8.5"
Mag pri
8.13
Mag sec
9.45
delta mag (ΔM)
1.32
Spectral class
A8IV (white)
Pri motion ra
-010
Sec motion ra
-007
Pri motion dec
+002
Sec motion dec
+004
Notes
N (See Notes)
Nature of this double is uncertain.
 
 
02097+2021 SYSTEM COMPONENTS
 
 
Show name SAO coord_2000 discov# comp first last obs pa sep mag1 mag2 d_mag orb current
Show 75175 02097+2021 STF 221 AB 1782 2015 62 145 8.5 8.13 9.45 1.32 <===
Show 75175 02097+2021 STF 221 AC 1856 2013 7 227 67.2 8.13 12.72 4.59
Triple system
3 visible stars in this system
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Constellation
Aries
SAO
75175
HIP
10088
Tycho2
1220-01640-1
HD
13237
BD
BD+19 329
Distance
233.1
Distance ly
760.37
last precise pa
145.2
last precise sep
8.45
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
02097+2021 STF 221 AB 2003 56 145 8.4 8.13 9.45 A8IV D 020942.76+202053.3
02097+2021 STF 221 AB 2005 57 146 8.4 8.13 9.45 A8IV D 020942.76+202053.3
02097+2021 STF 221 AB 2007 58 146 8.4 8.13 9.45 A8IV D 020942.76+202053.3
02097+2021 STF 221 AB 2013 61 145 8.4 8.13 9.45 A8IV N D 020942.76+202053.3

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