12015-0023 FYM 166BD

 
 
12h 01m 27.42s -00 21' 52.7" P.A. 20.00 sep 14.7 mag 8.95,16.60 Sp A
 
 
Coord 2000
12015-0023
Discov num
FYM 166
Comp
BD
Coord arcsec 2000
12 01 27.42 -00 21 52.7
Date first
1999
Date last
2016
Obs
10
Pa first
20
Pa last
20
P.A. Now (θ)
20°
Sep first
14.4
Sep last
14.7
Sep. Now (ρ)
14.7"
Mag pri
8.95
Mag sec
16.60
delta mag (ΔM)
7.65
Spectral class
A (white)
Pri motion ra
-005
Sec motion ra
Pri motion dec
-009
Sec motion dec
Notes
N (See Notes)
Nature of this double is uncertain.
 
 
12015-0023 SYSTEM COMPONENTS
 
 
Show name SAO coord wds_name last obs pa sep mag1 mag2 d_mag orb current
Show 138542 12 01 28 -00 22 44 STF 1591 AB 2017 45 351 51.3 8.43 8.95 0.52
Show 138542 12 01 28 -00 22 44 STF 1591 AC 2017 21 52 23.9 8.43 12.50 4.07
Show 138541 12 01 27 -00 21 53 FYM 166 BD 2016 10 20 14.7 8.95 16.60 7.65 <===
Quadruple system
4 visible stars in this system
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
20.1
Precise sep
14.661
Constellation
Hydra
SAO
138541
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
12015-0023 FYM 166 BD 2013 1 20 14.2 8.95 16.60 120127.42-002152.7
12015-0023 FYM 166 BD 2015 4 20 14.7 8.95 16.60 A N 120127.42-002152.7

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