20201+2424 HJ 2952

 
 
20h 20m 08.31s +24 24' 18.5" P.A. 282 sep 20.6 mag 8.76,11.50 Sp M3
 
 
Coord 2000
20201+2424
Discov num
HJ 2952
Comp
Coord arcsec 2000
20 20 08.31 +24 24 18.5
Date first
1830
Date last
2015
Obs
11
Pa first
275
Pa last
282
P.A. Now (θ)
282°
Sep first
15.0
Sep last
20.6
Sep. Now (ρ)
20.6"
Mag pri
8.76
Mag sec
11.50
delta mag (ΔM)
2.74
Spectral class
M3 (red)
Pri motion ra
-004
Sec motion ra
-002
Pri motion dec
-009
Sec motion dec
-003
Notes
rPM=0.642
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
282.3
Precise sep
20.602
Constellation
Vulpecula
SAO
88533
Tycho2
2159-00723-1
Gaia DR2
91552355200
HD
346345
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
20201+2424 HJ 2952 1996 5 282 5.6 8.76 10.70 M3 202008.31+242418.5
20201+2424 HJ 2952 2008 6 281 20.4 8.76 11.50 M3 202008.31+242418.5
20201+2424 HJ 2952 2015 8 282 20.6 8.76 11.50 M3 202008.31+242418.5

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