15529+2000 HU  747

 
 
15h 52m 55.22s +20 00' 05.7" P.A. 110 sep 2.5 mag 10.22,13.70 Sp K0
 
 
Coord 2000
15529+2000
Discov num
HU  747
Comp
Coord arcsec 2000
15 52 55.22 +20 00 05.7
Date first
1904
Date last
1998
Obs
10
Pa first
114
Pa last
110
P.A. Now (θ)
110°
Sep first
2.5
Sep last
2.5
Sep. Now (ρ)
2.5"
Mag pri
10.22
Mag sec
13.70
delta mag (ΔM)
3.48
Spectral class
K0 (yellow-orange)
Pri motion ra
-015
Sec motion ra
Pri motion dec
+017
Sec motion dec
Notes
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
110.4
Precise sep
2.49
Constellation
Serpens
Tycho2
1502-00306-1
last precise pa
110.4
last precise sep
2.49
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
15529+2000 HU 747 1998 10 110 2.5 10.22 13.70 K0 155255.22+200005.7

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