19028+3123 STF2441AB

 
 
19h 02m 41.26s +31 23' 58.5" P.A. 264 sep 6.2 mag 7.85,9.78 Sp A3 dist. 147.06 pc (479.71 l.y.)
 
 
Coord 2000
19028+3123
Discov num
STF2441
Comp
AB
Coord arcsec 2000
19 02 41.26 +31 23 58.5
Date first
1830
Date last
2013
Obs
60
Pa first
292
Pa last
264
P.A. Now (θ)
264°
Sep first
5.2
Sep last
6.2
Sep. Now (ρ)
6.2"
Mag pri
7.85
Mag sec
9.78
delta mag (ΔM)
1.93
Spectral class
A3 (white)
Pri motion ra
+001
Sec motion ra
-021
Pri motion dec
-010
Sec motion dec
-033
Notes
N (See Notes)
rPM=0.814
This double is not physical.
 
 
19028+3123 SYSTEM COMPONENTS
 
 
Show name SAO coord_2000 discov# comp first last obs pa sep mag1 mag2 d_mag orb current
Show 67730 19028+3123 STF2441 AB 1830 2013 60 264 6.2 7.85 9.78 1.93 <===
Show 67730 19028+3123 STF2441 AC 1880 2013 13 137 99.9 7.85 11.20 3.35
Triple system
3 visible stars in this system
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
263.9
Precise sep
6.194
Constellation
Lyra
SAO
67730
HIP
93514
Tycho2
2639-02247-1
HD
177279
BD
BD+31 3441
Distance
147.06
Distance ly
479.71
last precise pa
263.9
last precise sep
6.194
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
19028+3123 STF2441 AB 2006 49 264 5.9 7.85 9.78 A3 N D 190241.26+312358.5
19028+3123 STF2441 AB 2010 51 264 6.1 7.85 9.78 A3 N D 190241.26+312358.5
19028+3123 STF2441 AB 2011 53 264 6.2 7.85 9.78 A3 N D 190241.26+312358.5
19028+3123 STF2441 AB 2013 55 264 6.2 7.85 9.78 A3 N 190241.26+312358.5

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