20001+2557 HJ 1462

 
 
20h 00m 06.57s +25 57' 00.0" P.A. 24 sep 37.1 mag 7.55,9.89 Sp K2
 
 
Coord 2000
20001+2557
Discov num
HJ 1462
Comp
Coord arcsec 2000
20 00 06.57 +25 57 00.0
Date first
1828
Date last
2010
Obs
19
Pa first
23
Pa last
24
P.A. Now (θ)
24°
Sep first
27.0
Sep last
37.1
Sep. Now (ρ)
37.1"
Mag pri
7.55
Mag sec
9.89
delta mag (ΔM)
2.34
Spectral class
K2 (yellow-orange)
Pri motion ra
-013
Sec motion ra
+004
Pri motion dec
-032
Sec motion dec
+001
Notes
L (Linear solution)
rPM=1.075
This double is not physical.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
23.7
Precise sep
37.1
Cdsa2 id
HJ 1462
Constellation
Vulpecula
Tycho2
2145-00643-1
HD
189638
Ra deg
20.001825
De deg
25.95
last precise pa
23.7
last precise sep
37.1
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
20001+2557 HJ 1462 2007 14 23 36.9 7.55 9.89 K2 LD 200006.57+255700.0
20001+2557 HJ 1462 2009 15 23 37.0 7.55 9.89 K2 LD 200006.57+255700.0
20001+2557 HJ 1462 2010 17 24 36.9 7.55 9.89 K2 LD 200006.57+255700.0

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