19449+1047 STF2570AB,C

 
 
19h 44m 56.78s +10 46' 30.6" P.A. 276 sep 4.3 mag 7.62,9.81 Sp B3IV-V dist. 170.94 pc (557.61 l.y.)
 
 
Coord 2000
19449+1047
Discov num
STF2570
Comp
AB,C
Coord arcsec 2000
19 44 56.78 +10 46 30.6
Date first
1825
Date last
2015
Obs
45
Pa first
277
Pa last
276
P.A. Now (θ)
276°
Sep first
4.0
Sep last
4.3
Sep. Now (ρ)
4.3"
Mag pri
7.62
Mag sec
9.81
delta mag (ΔM)
2.19
Spectral class
B3IV-V (blue-white)
Pri motion ra
+001
Sec motion ra
+001
Pri motion dec
-002
Sec motion dec
-002
Notes
N (See Notes)
Nature of this double is uncertain.
 
 
19449+1047 SYSTEM COMPONENTS
 
 
Show name SAO coord_2000 discov# comp first last obs pa sep mag1 mag2 d_mag orb current
Show 105207 19449+1047 AGC 10 AB 1878 2000 40 140 0.2 8.43 8.42 0.01
Show 105207 19449+1047 STF2570 AB,C 1825 2015 45 276 4.3 7.62 9.81 2.19 <===
Triple system
4 visible stars in this system
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
276.1
Precise sep
4.33
Constellation
Aquila
SAO
105207
HIP
97162
Tycho2
1061-01778-1
HD
186587
BD
BD+10 4036
Distance
170.94
Distance ly
557.61
last precise pa
276.7
last precise sep
4.281
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
19449+1047 STF2570 AB,C 2001 42 283 4.6 7.62 9.81 B3IV-V D 194456.78+104630.6
19449+1047 STF2570 AB,C 2012 45 280 4.5 7.62 9.81 B3IV-V N 194456.78+104630.6
19449+1047 STF2570 AB,C 2015 45 276 4.3 7.62 9.81 B3IV-V N 194456.78+104630.6

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