19441+1520 BPM1412AB

 
 
19h 44m 05.27s +15 20' 07.5" P.A. 194.00 sep 88.0 mag 13.70,15.34
 
 
Coord 2000
19441+1520
Discov num
BPM1412
Comp
AB
Coord arcsec 2000
19 44 05.27 +15 20 07.5
Date first
1991
Date last
2015
Obs
7
Pa first
194
Pa last
194
P.A. Now (θ)
194°
Sep first
88.0
Sep last
88.0
Sep. Now (ρ)
88"
Mag pri
13.70
Mag sec
15.34
delta mag (ΔM)
1.64
Spectral class
Pri motion ra
-005
Sec motion ra
+093
Pri motion dec
+001
Sec motion dec
+096
Notes
N V (See Notes, Proper motion indicates physical)
Visually invisible, K-band or other infrared star rPM=1.021
This double is physical.
 
 
19441+1520 SYSTEM COMPONENTS
 
 
Show name SAO coord_2000 discov# comp first last obs pa sep mag1 mag2 d_mag orb current
Show 19441+1520 BPM1412 AB 1991 2015 7 194 88.0 13.70 15.34 1.64 <===
Show 19441+1520 BPM1413 BC 1990 2015 7 138 57.9 15.34 15.29 0.05
Triple system
3 visible stars in this system
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
194.4
Precise sep
88.035
Constellation
Aquila
Gaia DR2
80866384384
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
19441+1520 BPM1412 AB 1997 2 194 88.1 13.70 15.34 NV 194405.27+152007.5
19441+1520 BPM1412 AB 2001 3 194 88.2 13.70 15.34 NV 194405.27+152007.5
19441+1520 BPM1412 AB 2015 4 194 88.1 13.70 15.34 NV 194405.27+152007.5

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