18211+3150 BRT 260

 
 
18h 21m 10.90s +31 49' 17.0" P.A. 232 sep 3.9 mag 11.21,11.29
 
 
Coord 2000
18211+3150
Discov num
BRT 260
Comp
Coord arcsec 2000
18 21 10.90 +31 49 17.0
Date first
1900
Date last
2008
Obs
11
Pa first
239
Pa last
232
P.A. Now (θ)
232°
Sep first
3.5
Sep last
3.9
Sep. Now (ρ)
3.9"
Mag pri
11.21
Mag sec
11.29
delta mag (ΔM)
0.08
Spectral class
Pri motion ra
+018
Sec motion ra
-001
Pri motion dec
+006
Sec motion dec
-008
Notes
rPM=1.244
This double is not physical.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
231.6
Precise sep
3.89
Cdsa2 id
BRT 260
Constellation
Lyra
Tycho2
2623-00454-2
Ra deg
18.35302777777778
De deg
31.82138888888889
last precise pa
231.6
last precise sep
3.89
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
18211+3150 BRT 260 1998 9 232 3.9 11.21 11.29 D 182110.90+314917.0
18211+3150 BRT 260 2008 10 232 3.9 11.21 11.29 D 182110.90+314917.0

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