18468+3055 BRT 261

 
 
18h 46m 48.48s +30 53' 55.4" P.A. 19 sep 4.6 mag 10.30,11.20
 
 
Coord 2000
18468+3055
Discov num
BRT 261
Comp
Coord arcsec 2000
18 46 48.48 +30 53 55.4
Date first
1900
Date last
2003
Obs
7
Pa first
18
Pa last
19
P.A. Now (θ)
19°
Sep first
1.9
Sep last
4.6
Sep. Now (ρ)
4.6"
Mag pri
10.30
Mag sec
11.20
delta mag (ΔM)
0.9
Spectral class
Pri motion ra
-007
Sec motion ra
Pri motion dec
-022
Sec motion dec
Notes
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
19.3
Precise sep
4.59
Constellation
Lyra
Tycho2
2638-02271-1
last precise pa
19.3
last precise sep
4.59
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
18468+3055 BRT 261 2003 6 19 4.6 10.30 11.20 D 184648.48+305355.4

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