19447+1158 BPM1439

 
 
19h 44m 39.55s +11 57' 42.6" P.A. 230.00 sep 105.6 mag 14.73,15.18
 
 
Coord 2000
19447+1158
Discov num
BPM1439
Comp
Coord arcsec 2000
19 44 39.55 +11 57 42.6
Date first
1997
Date last
2015
Obs
8
Pa first
230
Pa last
230
P.A. Now (θ)
230°
Sep first
105.6
Sep last
105.6
Sep. Now (ρ)
105.6"
Mag pri
14.73
Mag sec
15.18
delta mag (ΔM)
0.45
Spectral class
Pri motion ra
-013
Sec motion ra
-021
Pri motion dec
+018
Sec motion dec
+019
Notes
N V (See Notes, Proper motion indicates physical)
Visually invisible, K-band or other infrared star rPM=0.285 (< 0.3, Physical double)
This double is physical.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
230.3
Precise sep
105.641
Constellation
Aquila
Gaia DR2
35430763904
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
19447+1158 BPM1439 1997 2 230 105.7 15.11 15.74 NV 194439.55+115742.6
19447+1158 BPM1439 2001 3 230 105.7 15.11 15.74 NV 194439.55+115742.6
19447+1158 BPM1439 2010 4 230 105.3 14.73 15.18 NV 194439.55+115742.6
19447+1158 BPM1439 2015 5 230 105.7 14.73 15.18 NV 194439.55+115742.6

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