20166+2134 BRT2524 (18 Sge)

 
 
20h 16m 33.67s +21 34' 08.8" P.A. 289 sep 5.2 mag 9.40,9.80 Sp F8
 
 
Coord 2000
20166+2134
Discov num
BRT2524
Comp
Coord arcsec 2000
20 16 33.67 +21 34 08.8
Date first
1892
Date last
2018
Obs
18
Pa first
287
Pa last
289
P.A. Now (θ)
289°
Sep first
5.1
Sep last
5.2
Sep. Now (ρ)
5.2"
Mag pri
9.40
Mag sec
9.80
delta mag (ΔM)
0.4
Spectral class
F8 (yellow-white)
Pri motion ra
+009
Sec motion ra
+008
Pri motion dec
-009
Sec motion dec
-009
Notes
rPM=0.079 (< 0.3, Physical double)
This double is physical.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
288.6
Precise sep
5.241
Name
18 Sge
Constellation
Sagitta
SAO
88433
Gaia DR2
52059905792
HD
192836
HR
7746
DM
BD+21 4130
Flamsteed
18 Sagittae
Flamsteed name
18 Sge
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
20166+2134 BRT2524 2000 8 287 5.3 9.40 9.80 F8 D 201633.67+213408.8
20166+2134 BRT2524 2011 9 288 5.2 9.40 9.80 F8 D 201633.67+213408.8
20166+2134 BRT2524 2017 12 289 5.2 9.40 9.80 F8 201633.67+213408.8
20166+2134 BRT2524 2018 14 289 5.2 9.40 9.80 F8 201633.67+213408.8

If you need more information about this double, apply for a data request form to the WDS.