19436+4855 DEA 457

 
 
19h 43m 39.62s +48 55' 43.9" P.A. 146 sep 33.8 mag 8.50,15.20 Sp F5IV-V
 
 
Coord 2000
19436+4855
Discov num
DEA 457
Comp
Coord arcsec 2000
19 43 39.62 +48 55 43.9
Date first
1998
Date last
2015
Obs
5
Pa first
146
Pa last
146
P.A. Now (θ)
146°
Sep first
34.0
Sep last
33.8
Sep. Now (ρ)
33.8"
Mag pri
8.50
Mag sec
15.20
delta mag (ΔM)
6.7
Spectral class
F5IV-V (yellow-white)
Pri motion ra
+001
Sec motion ra
+006
Pri motion dec
-068
Sec motion dec
-066
Notes
V (Proper motion indicates physical)
rPM=0.079 (< 0.3, Physical double)
This double is physical.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
145.5
Precise sep
33.844
Constellation
Cygnus
last precise pa
145.5
last precise sep
33.844
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
19436+4855 DEA 457 2013 2 146 34.6 8.50 15.20 V 194339.62+485543.9
19436+4855 DEA 457 2015 5 146 33.8 8.50 15.20 F5IV-V V 194339.62+485543.9

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