19449+5424 KPP 581

 
 
19h 44m 52.42s +54 24' 24.6" P.A. 320.00 sep 5.4 mag 12.10,13.70
 
 
Coord 2000
19449+5424
Discov num
KPP 581
Comp
Coord arcsec 2000
19 44 52.42 +54 24 24.6
Date first
2000
Date last
2015
Obs
9
Pa first
321
Pa last
320
P.A. Now (θ)
320°
Sep first
5.5
Sep last
5.4
Sep. Now (ρ)
5.4"
Mag pri
12.10
Mag sec
13.70
delta mag (ΔM)
1.6
Spectral class
Pri motion ra
-011
Sec motion ra
-009
Pri motion dec
-041
Sec motion dec
-041
Notes
V (Proper motion indicates physical)
Visually invisible, K-band or other infrared star rPM=0.047 (< 0.3, Physical double)
This double is physical.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
320.2
Precise sep
5.429
Constellation
Cygnus
Tycho2
3938-01218-1
Gaia DR2
89663501056
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
19449+5424 KPP 581 2015 5 320 5.4 12.10 13.70 V 194452.42+542424.6

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