19524+2551 STT 388BC

 
 
19h 52m 19.60s +25 51' 43.9" P.A. 128 sep 27.9 mag 8.45,9.49 Sp B9.5V dist. 358.42 pc (1169.17 l.y.)
 
 
Coord 2000
19524+2551
Discov num
STT 388
Comp
BC
Coord arcsec 2000
19 52 19.60 +25 51 43.9
Date first
1843
Date last
2015
Obs
39
Pa first
140
Pa last
128
P.A. Now (θ)
128°
Sep first
25.9
Sep last
27.9
Sep. Now (ρ)
27.9"
Mag pri
8.45
Mag sec
9.49
delta mag (ΔM)
1.04
Spectral class
B9.5V (blue-white)
Pri motion ra
+003
Sec motion ra
+027
Pri motion dec
+004
Sec motion dec
+021
Notes
N (See Notes)
rPM=0.86
This double is not physical.
 
 
19524+2551 SYSTEM COMPONENTS
 
 
Show name SAO coord_2000 discov# comp first last obs pa sep mag1 mag2 d_mag orb current
Show 19524+2551 STT 388 AB 1843 2016 88 137 3.8 8.32 8.45 0.13
Show 19524+2551 STT 388 AC 1883 2016 39 129 31.6 8.32 9.49 1.17
Show 19524+2551 STT 388 BC 1843 2015 39 128 27.9 8.45 9.49 1.04 <===
Triple system
3 visible stars in this system
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
128
Precise sep
27.886
Constellation
Vulpecula
HIP
97792
Tycho2
2144-01307-1
Gaia DR2
2026759676454445440
HD
188060
BD
BD+25 4004
Distance
358.42
Distance ly
1169.17
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
19524+2551 STT 388 BC 2007 33 129 27.3 8.45 9.49 N D 195219.60+255143.9
19524+2551 STT 388 BC 2008 34 128 27.3 8.45 9.49 N D 195219.60+255143.9
19524+2551 STT 388 BC 2009 35 128 28.0 8.45 9.49 N D 195219.60+255143.9
19524+2551 STT 388 BC 2010 36 128 27.8 8.45 9.49 N D 195219.60+255143.9
19524+2551 STT 388 BC 2012 38 128 27.8 8.45 9.49 N D 195219.60+255143.9
19524+2551 STT 388 BC 2015 39 128 27.9 8.45 9.49 B9.5V N 195219.60+255143.9

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