12254-3108 I 1554 CD

12h 25m 22.55s -31° 07' 02.9" P.A. 72.00 sep 1.2 mag 9.51,12.50 Sp F5

Coord 2000 12254-3108 Discov num I  1554 Comp CD Coord arcsec 2000 12 25 22.55 -31 07 02.9
Date first 1927 Date last 1960 Obs 3
Pa first 56 Pa last 72.4 P.A. Now (θ) 72.4°
Sep first 1.2 Sep last 1.15 Sep. Now (ρ) 1.15"
Mag pri 9.51 Mag sec 12.50 delta mag (ΔM) 2.99 Spectral class F5 (yellow-white)
Pri motion ra -003 Sec motion ra
Pri motion dec -008 Sec motion dec
Notes V (Proper motion indicates physical)




This double is physical.



12254-3108 SYSTEM COMPONENTS

Show name SAO coord wds_name last obs pa sep mag1 mag2 d_mag orb current
Show HD 108111 203453 12 25 24 -31 07 50 SEE 152 AB 2015 12 85 2.5 8.56 10.48 1.92
Show 203453 12 25 24 -31 07 50 DAM 2481 AB,CD 2015 13 341 49.9 8.56 9.51 0.95
Show 12 25 23 -31 07 03 I 1554 CD 1960 3 72 1.2 9.51 12.50 2.99 <===


Quadruple system
6 estimated visually detectable stars in this system



OTHER CATALOGS AND DESIGNATIONS

Constellation Hydra Tycho2 7233-01019-1