22153+7830 HJ 3107

 
 
22h 15m 17.71s +78 30' 12.4" P.A. 186 sep 8.9 mag 10.30,12.50 Sp G0
 
 
Coord 2000
22153+7830
Discov num
HJ 3107
Comp
Coord arcsec 2000
22 15 17.71 +78 30 12.4
Date first
1831
Date last
2015
Obs
8
Pa first
185
Pa last
186
P.A. Now (θ)
186°
Sep first
7.0
Sep last
8.9
Sep. Now (ρ)
8.9"
Mag pri
10.30
Mag sec
12.50
delta mag (ΔM)
2.2
Spectral class
G0 (yellow)
Pri motion ra
+040
Sec motion ra
+039
Pri motion dec
+002
Sec motion dec
+002
Notes
rPM=0.025 (< 0.3, Physical double)
This double is physical.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
185.8
Precise sep
8.94
Constellation
Cepheus
SAO
10298
Tycho2
4604-00537-1
Gaia DR2
2284129273770690560
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
22153+7830 HJ 3107 1999 5 186 8.9 10.30 12.50 G0 D 221517.71+783012.4
22153+7830 HJ 3107 2003 6 186 8.9 10.30 12.50 G0 D 221517.71+783012.4
22153+7830 HJ 3107 2010 7 186 8.7 10.30 12.50 G0 221517.71+783012.4
22153+7830 HJ 3107 2015 8 186 8.9 10.30 12.50 G0 221517.71+783012.4

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