18546+2754 BRT3335AB

 
 
18h 54m 35.26s +27 54' 16.5" P.A. 70 sep 10 mag 11.92,11.71
 
 
Coord 2000
18546+2754
Discov num
BRT3335
Comp
AB
Coord arcsec 2000
18 54 35.26 +27 54 16.5
Date first
1897
Date last
2015
Obs
7
Pa first
55
Pa last
70
P.A. Now (θ)
70°
Sep first
3.6
Sep last
10.0
Sep. Now (ρ)
10"
Mag pri
11.92
Mag sec
11.71
delta mag (ΔM)
0.21
Spectral class
Pri motion ra
-018
Sec motion ra
+053
Pri motion dec
-011
Sec motion dec
+004
Notes
N (See Notes)
rPM=1.365
This double is not physical.
 
 
18546+2754 SYSTEM COMPONENTS
 
 
Show name SAO coord_2000 discov# comp first last obs pa sep mag1 mag2 d_mag orb current
Show 86573 18546+2754 BRT3335 AB 1897 2015 7 70 10.0 11.92 11.71 0.21 <===
Show 86573 18546+2754 DAL 5 AC 1907 2015 6 274 26.2 11.92 12.07 0.15
Triple system
3 visible stars in this system
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
69.5
Precise sep
9.976
Constellation
Lyra
SAO
86573
Gaia DR2
2040220928601895552
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
18546+2754 BRT3335 AB 2001 5 64 9.2 11.92 11.71 N D 185435.26+275416.5
18546+2754 BRT3335 AB 2002 6 69 9.3 11.92 11.71 N D 185435.26+275416.5
18546+2754 BRT3335 AB 2010 7 70 8.9 11.92 11.71 N 185435.26+275416.5
18546+2754 BRT3335 AB 2015 7 70 10.0 11.92 11.71 N 185435.26+275416.5

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