19407+2343 FYM  77AI

 
 
19h 40m 39.58s +23 43' 04.7" P.A. 243.00 sep 22.9 mag 6.64,15.07 Sp B6IV dist. 510.2 pc (1664.27 l.y.)
 
 
Coord 2000
19407+2343
Discov num
FYM  77
Comp
AI
Coord arcsec 2000
19 40 39.58 +23 43 04.7
Date first
1997
Date last
2015
Obs
5
Pa first
243
Pa last
243
P.A. Now (θ)
243°
Sep first
22.8
Sep last
22.9
Sep. Now (ρ)
22.9"
Mag pri
6.64
Mag sec
15.07
delta mag (ΔM)
8.43
Spectral class
B6IV (blue-white)
Pri motion ra
-003
Sec motion ra
Pri motion dec
-010
Sec motion dec
Notes
N (See Notes)
Nature of this double is uncertain.
 
 
19407+2343 SYSTEM COMPONENTS
 
 
Show name SAO coord wds_name last obs pa sep mag1 mag2 d_mag orb current
Show 87551 19 40 40 +23 43 05 STF 2560 AB 2015 27 299 14.2 6.64 10.51 3.87
Show 87551 19 40 40 +23 43 05 STF 2560 AC 2015 22 66 118.2 6.64 8.25 1.61
Show 87551 19 40 40 +23 43 05 FYM 77 AG 2015 5 10 17.5 6.64 14.52 7.88
Show 87551 19 40 40 +23 43 05 FYM 77 AI 2015 5 243 22.9 6.64 15.07 8.43 <===
Show 87555 19 40 47 +23 43 52 FYM 103 CD 2013 1 94 31.0 8.25 14.80 6.55
Sextuple system
6 visible stars in this system
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
243
Precise sep
22.927
Constellation
Hydra
SAO
87551
HIP
96801
Tycho2
2139-02391-1
Gaia DR2
2020311663554767104
HD
185915
HR
7485
BD
BD+23 3733
Distance
510.2
Distance ly
1664.27
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
19407+2343 FYM 77 AI 2013 1 243 22.8 6.64 15.07 B6IV 194039.58+234304.7
19407+2343 FYM 77 AI 2015 4 243 22.9 6.64 15.07 B6IV N 194039.58+234304.7

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