15569+3604 HJ  258

 
 
15h 56m 55.36s +36 04' 32.3" P.A. 254 sep 16.6 mag 10.40,11.20
 
 
Coord 2000
15569+3604
Discov num
HJ  258
Comp
Coord arcsec 2000
15 56 55.36 +36 04 32.3
Date first
1825
Date last
2012
Obs
15
Pa first
255
Pa last
254
P.A. Now (θ)
254°
Sep first
15.0
Sep last
16.6
Sep. Now (ρ)
16.6"
Mag pri
10.40
Mag sec
11.20
delta mag (ΔM)
0.8
Spectral class
Pri motion ra
-023
Sec motion ra
-025
Pri motion dec
-017
Sec motion dec
-017
Notes
N (See Notes)
rPM=0.066 (< 0.3, Physical double)
This double is physical.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
253.8
Precise sep
16.64
Constellation
Corona Borealis
Tycho2
2578-00332-1
last precise pa
253.8
last precise sep
16.64
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
15569+3604 HJ 258 2000 12 254 16.6 10.40 11.20 N D 155655.36+360432.3
15569+3604 HJ 258 2011 13 254 16.6 10.40 11.20 N D 155655.36+360432.3
15569+3604 HJ 258 2012 15 254 16.6 10.40 11.20 N D 155655.36+360432.3

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