19430+3851 DEA 255

 
 
19h 43m 04.71s +38 51' 06.4" P.A. 19.00 sep 10.5 mag 13.90,18.80
 
 
Coord 2000
19430+3851
Discov num
DEA 255
Comp
Coord arcsec 2000
19 43 04.71 +38 51 06.4
Date first
1998
Date last
2015
Obs
7
Pa first
20
Pa last
19
P.A. Now (θ)
19°
Sep first
10.4
Sep last
10.5
Sep. Now (ρ)
10.5"
Mag pri
13.90
Mag sec
18.80
delta mag (ΔM)
4.9
Spectral class
Pri motion ra
-006
Sec motion ra
-007
Pri motion dec
-008
Sec motion dec
-005
Notes
V (Proper motion indicates physical)
Visually invisible, K-band or other infrared star rPM=0.316
This double is physical.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
19.4
Precise sep
10.483
Constellation
Cygnus
Gaia DR2
10512184704
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
19430+3851 DEA 255 2013 1 19 10.8 13.90 18.80 V 194304.71+385106.4
19430+3851 DEA 255 2015 4 19 10.5 13.90 18.80 V 194304.71+385106.4

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