20042+3851 ALI 915

 
 
20h 04m 12.33s +38 50' 52.0" P.A. 198 sep 14.9 mag 11.27,13.50 Sp F5V
 
 
Coord 2000
20042+3851
Discov num
ALI 915
Comp
Coord arcsec 2000
20 04 12.33 +38 50 52.0
Date first
1928
Date last
2015
Obs
10
Pa first
196
Pa last
198
P.A. Now (θ)
198°
Sep first
14.9
Sep last
14.9
Sep. Now (ρ)
14.9"
Mag pri
11.27
Mag sec
13.50
delta mag (ΔM)
2.23
Spectral class
F5V (yellow-white)
Pri motion ra
-001
Sec motion ra
-004
Pri motion dec
+001
Sec motion dec
-005
Notes
rPM=1.048
This double is not physical.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
197.8
Precise sep
14.895
Constellation
Cygnus
Tycho2
3150-02849-1
Gaia DR2
50197871872
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
20042+3851 ALI 915 1998 3 198 14.8 11.27 13.50 D 200412.33+385052.0
20042+3851 ALI 915 2002 4 198 14.8 11.27 13.50 D 200412.33+385052.0
20042+3851 ALI 915 2010 5 198 14.8 11.27 13.50 F5V 200412.33+385052.0
20042+3851 ALI 915 2015 6 198 14.9 11.27 13.50 F5V 200412.33+385052.0

If you need more information about this double, apply for a data request form to the WDS.