18529+4121 KOI 284AB

 
 
18h 52m 56.59s +41 20' 34.9" P.A. 98 sep 0.9 mag 12.00,12.80
 
 
Coord 2000
18529+4121
Discov num
KOI 284
Comp
AB
Coord arcsec 2000
18 52 56.59 +41 20 34.9
Date first
2010
Date last
2014
Obs
14
Pa first
97
Pa last
98
P.A. Now (θ)
98°
Sep first
0.8
Sep last
0.9
Sep. Now (ρ)
0.9"
Mag pri
12.00
Mag sec
12.80
delta mag (ΔM)
0.8
Spectral class
Pri motion ra
-023
Sec motion ra
Pri motion dec
-002
Sec motion dec
Notes
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
98.1
Precise sep
0.87
Constellation
Lyra
Tycho2
3127-00948-1
last precise pa
98.1
last precise sep
0.87
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
18529+4121 KOI 284 AB 2010 2 97 0.9 12.00 12.80 D 185256.59+412034.9
18529+4121 KOI 284 AB 2013 6 97 0.9 12.00 12.80 185256.59+412034.9
18529+4121 KOI 284 AB 2014 8 98 0.9 12.00 12.80 185256.59+412034.9

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