19524+2551 STT 388BC

 
 
19h 52m 19.60s +25 51' 43.9" P.A. 128 sep 27.8 mag 8.45,9.49 Sp B9.5V
 
 
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
2012
Obs
38
Pa first
140
Pa last
128
P.A. Now (θ)
128°
Sep first
25.9
Sep last
27.8
Sep. Now (ρ)
27.8"
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 87 137 3.8 8.32 8.45 0.13
Show 19524+2551 STT 388 AC 1883 2016 38 129 31.6 8.32 9.49 1.17
Show 19524+2551 STT 388 BC 1843 2012 38 128 27.8 8.45 9.49 1.04 <===
Triple system
3 visible stars in this system
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
128
Precise sep
27.8
Cdsa2 id
STT 388 BC
Constellation
Vulpecula
Ra deg
19.87211111111111
De deg
25.862194444444444
last precise pa
128
last precise sep
27.8
 
 
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

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