09168+4731 HJ 2488

 
 
09h 16m 52.30s +47 30' 59.7" P.A. 237 sep 10.2 mag 11.40,11.60
 
 
Coord 2000
09168+4731
Discov num
HJ 2488
Comp
Coord arcsec 2000
09 16 52.30 +47 30 59.7
Date first
1831
Date last
2011
Obs
8
Pa first
218
Pa last
237
P.A. Now (θ)
237°
Sep first
8.0
Sep last
10.2
Sep. Now (ρ)
10.2"
Mag pri
11.40
Mag sec
11.60
delta mag (ΔM)
0.2
Spectral class
Pri motion ra
+013
Sec motion ra
-003
Pri motion dec
-015
Sec motion dec
-003
Notes
rPM=1.008
This double is not physical.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
237.4
Precise sep
10.233
Constellation
Ursa Major
last precise pa
237.4
last precise sep
10.233
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
09168+4731 HJ 2488 1998 4 236 10.1 11.40 11.60 D 091652.30+473059.7
09168+4731 HJ 2488 2010 5 237 10.3 11.40 11.60 D 091652.30+473059.7
09168+4731 HJ 2488 2011 8 237 10.2 11.40 11.60 091652.30+473059.7

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