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
Cdsa2 id
DEA 457
Constellation
Cygnus
Ra deg
19.72767222222222
De deg
48.92886111111111
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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