19572+4022 BU 1474AB

 
 
19h 57m 13.87s +40 22' 04.2" P.A. 315 sep 63.5 mag 5.44,9.31 Sp B5V dist. 340.14 pc (1109.54 l.y.)
 
 
Coord 2000
19572+4022
Discov num
BU 1474
Comp
AB
Coord arcsec 2000
19 57 13.87 +40 22 04.2
Date first
1893
Date last
2014
Obs
17
Pa first
318
Pa last
315
P.A. Now (θ)
315°
Sep first
65.3
Sep last
63.5
Sep. Now (ρ)
63.5"
Mag pri
5.44
Mag sec
9.31
delta mag (ΔM)
3.87
Spectral class
B5V (blue-white)
Pri motion ra
+007
Sec motion ra
-001
Pri motion dec
+000
Sec motion dec
-011
Notes
N (See Notes)
rPM=1.231
This double is not physical.
 
 
19572+4022 SYSTEM COMPONENTS
 
 
Show name SAO coord_2000 discov# comp first last obs pa sep mag1 mag2 d_mag orb current
Show 49011 19572+4022 BU 1474 AB 1893 2014 17 315 63.5 5.44 9.31 3.87 <===
Show 49011 19572+4022 BU 1474 AC 1905 2002 3 343 20.5 5.44 13.00 7.56
Triple system
3 visible stars in this system
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
314.6
Precise sep
63.5
Constellation
Cygnus
SAO
49011
HIP
98194
Tycho2
3141-03693-1
HD
189178
HR
7628
BD
BD+39 3968
Distance
340.14
Distance ly
1109.54
last precise pa
314.6
last precise sep
63.5
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
19572+4022 BU 1474 AB 2002 13 316 65.2 5.44 9.31 B5V N D 195713.87+402204.2
19572+4022 BU 1474 AB 2012 15 316 64.7 5.44 9.31 B5V N D 195713.87+402204.2
19572+4022 BU 1474 AB 2013 16 316 64.0 5.44 9.31 B5V N 195713.87+402204.2
19572+4022 BU 1474 AB 2014 17 315 63.5 5.44 9.31 B5V N 195713.87+402204.2

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