19486+2458 STF2586AB

 
 
19h 48m 34.30s +24 57' 43.9" P.A. 226 sep 3.8 mag 7.56,9.28 Sp B8V dist. 358.42 pc (1169.17 l.y.)
 
 
Coord 2000
19486+2458
Discov num
STF2586
Comp
AB
Coord arcsec 2000
19 48 34.30 +24 57 43.9
Date first
1830
Date last
2011
Obs
34
Pa first
227
Pa last
226
P.A. Now (θ)
226°
Sep first
3.6
Sep last
3.8
Sep. Now (ρ)
3.8"
Mag pri
7.56
Mag sec
9.28
delta mag (ΔM)
1.72
Spectral class
B8V (blue-white)
Pri motion ra
+005
Sec motion ra
+002
Pri motion dec
-002
Sec motion dec
-002
Notes
rPM=0.557
Nature of this double is uncertain.
 
 
19486+2458 SYSTEM COMPONENTS
 
 
Show name SAO coord_2000 discov# comp first last obs pa sep mag1 mag2 d_mag orb current
Show 87748 19486+2458 STF2586 AB 1830 2011 34 226 3.8 7.56 9.28 1.72 <===
Show 87748 19486+2458 STF2586 AC 1892 2012 19 268 63.7 7.56 9.34 1.78
Triple system
3 visible stars in this system
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
225.6
Precise sep
3.781
Constellation
Vulpecula
SAO
87748
HIP
97461
Tycho2
2143-00098-1
HD
187343
BD
BD+24 3892
Distance
358.42
Distance ly
1169.17
last precise pa
226.2
last precise sep
3.804
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
19486+2458 STF2586 AB 2005 28 234 3.4 7.56 9.28 B8V D 194834.30+245743.9
19486+2458 STF2586 AB 2007 30 226 3.8 7.56 9.28 B8V D 194834.30+245743.9
19486+2458 STF2586 AB 2009 31 228 3.8 7.56 9.28 B8V D 194834.30+245743.9
19486+2458 STF2586 AB 2011 34 226 3.8 7.56 9.28 B8V D 194834.30+245743.9

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