20242+3819 SEI1116

 
 
20h 24m 10.71s +38 19' 11.4" P.A. 341 sep 30.8 mag 9.16,10.00 Sp A0V
 
 
Coord 2000
20242+3819
Discov num
SEI1116
Comp
Coord arcsec 2000
20 24 10.71 +38 19 11.4
Date first
1895
Date last
2012
Obs
15
Pa first
339
Pa last
341
P.A. Now (θ)
341°
Sep first
29.6
Sep last
30.8
Sep. Now (ρ)
30.8"
Mag pri
9.16
Mag sec
10.00
delta mag (ΔM)
0.84
Spectral class
A0V (white)
Pri motion ra
-002
Sec motion ra
+007
Pri motion dec
+001
Sec motion dec
+009
Notes
rPM=1.056
This double is not physical.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
341
Precise sep
30.8
Cdsa2 id
SEI 1116
Constellation
Cygnus
Tycho2
3152-00350-1
HD
194447
Ra deg
20.402974999999998
De deg
38.319833333333335
last precise pa
341
last precise sep
30.8
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
20242+3819 SEI1116 2004 12 341 30.6 9.16 10.00 A0V D 202410.71+381911.4
20242+3819 SEI1116 2012 14 341 30.8 9.16 10.00 A0V D 202410.71+381911.4

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