18457+3942 FYM  51BD

 
 
18h 45m 39.17s +39 40' 45.9" P.A. 344 sep 34.6 mag 11.95,15.60 Sp M0
 
 
Coord 2000
18457+3942
Discov num
FYM  51
Comp
BD
Coord arcsec 2000
18 45 39.17 +39 40 45.9
Date first
2000
Date last
2015
Obs
6
Pa first
344
Pa last
344
P.A. Now (θ)
344°
Sep first
34.7
Sep last
34.6
Sep. Now (ρ)
34.6"
Mag pri
11.95
Mag sec
15.60
delta mag (ΔM)
3.65
Spectral class
M0 (red)
Pri motion ra
-003
Sec motion ra
-006
Pri motion dec
+004
Sec motion dec
-012
Notes
rPM=1.213
This double is not physical.
 
 
18457+3942 SYSTEM COMPONENTS
 
 
Show name SAO coord_2000 discov# comp first last obs pa sep mag1 mag2 d_mag orb current
Show 18457+3942 BU 51 AB 1870 2015 16 185 74.2 9.00 11.95 2.95
Show 18457+3942 BU 51 BC 1870 2015 13 297 6.0 11.95 12.90 0.95
Show 18457+3942 FYM 51 BD 2000 2015 6 344 34.6 11.95 15.60 3.65 <===
Quadruple system
4 visible stars in this system
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
343.5
Precise sep
34.57
Constellation
Lyra
SAO
67349
Tycho2
3122-01499-1
Gaia DR2
04788232192
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
18457+3942 FYM 51 BD 2015 6 344 34.6 11.95 15.60 M0 184539.17+394045.9

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