19573+1319 BPM1861

 
 
19h 57m 20.90s +13 18' 55.7" P.A. 301.00 sep 64.8 mag 11.81,15.70
 
 
Coord 2000
19573+1319
Discov num
BPM1861
Comp
Coord arcsec 2000
19 57 20.90 +13 18 55.7
Date first
1985
Date last
2015
Obs
8
Pa first
301
Pa last
301
P.A. Now (θ)
301°
Sep first
65.0
Sep last
64.8
Sep. Now (ρ)
64.8"
Mag pri
11.81
Mag sec
15.70
delta mag (ΔM)
3.89
Spectral class
Pri motion ra
-017
Sec motion ra
-013
Pri motion dec
-011
Sec motion dec
-015
Notes
N V (See Notes, Proper motion indicates physical)
Visually invisible, K-band or other infrared star rPM=0.279 (< 0.3, Physical double)
This double is physical.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
301.4
Precise sep
64.75
Constellation
Aquila
Tycho2
1083-03402-1
Gaia DR2
45786606080
HD
356312
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
19573+1319 BPM1861 1997 2 301 64.9 11.81 15.70 NV 195720.90+131855.7
19573+1319 BPM1861 2001 3 301 65.0 11.81 15.70 NV 195720.90+131855.7
19573+1319 BPM1861 2010 4 302 64.8 11.81 15.70 NV 195720.90+131855.7
19573+1319 BPM1861 2015 5 301 64.8 11.81 15.70 NV 195720.90+131855.7

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