20256+6018 HJ 2972

 
 
20h 25m 35.21s +60 17' 26.3" P.A. 242.00 sep 11.6 mag 10.95,13.90
 
 
Coord 2000
20256+6018
Discov num
HJ 2972
Comp
Coord arcsec 2000
20 25 35.21 +60 17 26.3
Date first
1831
Date last
2015
Obs
13
Pa first
250
Pa last
242
P.A. Now (θ)
242°
Sep first
7.0
Sep last
11.6
Sep. Now (ρ)
11.6"
Mag pri
10.95
Mag sec
13.90
delta mag (ΔM)
2.95
Spectral class
Pri motion ra
-012
Sec motion ra
-004
Pri motion dec
-011
Sec motion dec
-014
Notes
rPM=0.525
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
242.1
Precise sep
11.566
Constellation
Cepheus
Tycho2
4233-02000-1
Gaia DR2
57363765120
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
20256+6018 HJ 2972 1999 6 242 11.7 10.95 13.90 D 202535.21+601726.3
20256+6018 HJ 2972 2003 7 242 11.4 10.95 13.90 D 202535.21+601726.3
20256+6018 HJ 2972 2010 8 243 10.8 10.95 13.90 202535.21+601726.3
20256+6018 HJ 2972 2015 9 242 11.6 10.95 13.90 202535.21+601726.3

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