15510+4228 BU  810

 
 
15h 51m 00.24s +42 27' 59.5" P.A. 86 sep 1.6 mag 9.13,10.85 Sp K0
 
 
Coord 2000
15510+4228
Discov num
BU  810
Comp
Coord arcsec 2000
15 51 00.24 +42 27 59.5
Date first
1881
Date last
2009
Obs
20
Pa first
93
Pa last
86
P.A. Now (θ)
86°
Sep first
1.1
Sep last
1.6
Sep. Now (ρ)
1.6"
Mag pri
9.13
Mag sec
10.85
delta mag (ΔM)
1.72
Spectral class
K0 (yellow-orange)
Pri motion ra
+044
Sec motion ra
+044
Pri motion dec
-096
Sec motion dec
-096
Notes
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
85.7
Precise sep
1.592
Constellation
Hercules
SAO
45759
Tycho2
3057-00462-1
last precise pa
85.7
last precise sep
1.592
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
15510+4228 BU 810 2000 18 86 1.6 9.13 10.85 K0 155100.24+422759.5
15510+4228 BU 810 2009 20 86 1.6 9.13 10.85 K0 155100.24+422759.5

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