20015+4018 HJ 1468

 
 
20h 01m 28.29s +40 17' 56.0" P.A. 282 sep 11.7 mag 7.88,10.36 Sp A0 dist. 1449.28 pc (4727.55 l.y.)
 
 
Coord 2000
20015+4018
Discov num
HJ 1468
Comp
Coord arcsec 2000
20 01 28.29 +40 17 56.0
Date first
1828
Date last
2010
Obs
18
Pa first
275
Pa last
282
P.A. Now (θ)
282°
Sep first
8.0
Sep last
11.7
Sep. Now (ρ)
11.7"
Mag pri
7.88
Mag sec
10.36
delta mag (ΔM)
2.48
Spectral class
A0 (white)
Pri motion ra
+001
Sec motion ra
+011
Pri motion dec
-004
Sec motion dec
+004
Notes
rPM=1.094
This double is not physical.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
281.9
Precise sep
11.72
Constellation
Cygnus
SAO
49094
HIP
98582
Tycho2
3154-02319-1
HD
190046
BD
BD+39 4007
Distance
1449.28
Distance ly
4727.55
last precise pa
281.9
last precise sep
11.72
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
20015+4018 HJ 1468 2007 15 282 11.9 7.88 10.36 A0 D 200128.29+401756.0
20015+4018 HJ 1468 2010 18 282 11.3 7.88 10.36 A0 200128.29+401756.0

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