20001+3842 SEI 777

 
 
20h 00m 01.96s +38 41' 58.9" P.A. 222 sep 25 mag 11.62,11.77 Sp A0
 
 
Coord 2000
20001+3842
Discov num
SEI 777
Comp
Coord arcsec 2000
20 00 01.96 +38 41 58.9
Date first
1896
Date last
2017
Obs
14
Pa first
224
Pa last
222
P.A. Now (θ)
222°
Sep first
26.6
Sep last
25.0
Sep. Now (ρ)
25"
Mag pri
11.62
Mag sec
11.77
delta mag (ΔM)
0.15
Spectral class
A0 (white)
Pri motion ra
-004
Sec motion ra
+005
Pri motion dec
-007
Sec motion dec
-002
Notes
rPM=1.277
This double is not physical.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
222.3
Precise sep
25.033
Constellation
Cygnus
SAO
69239
Tycho2
3150-03113-1
Gaia DR2
14037526400
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
20001+3842 SEI 777 1998 6 222 25.2 11.62 11.77 D 200001.96+384158.9
20001+3842 SEI 777 2002 7 222 25.1 11.62 11.77 D 200001.96+384158.9
20001+3842 SEI 777 2010 8 222 24.9 11.62 11.77 A0 200001.96+384158.9
20001+3842 SEI 777 2017 9 222 25.0 11.62 11.77 A0 200001.96+384158.9

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