20154+2045 BRT2469

 
 
20h 15m 25.94s +20 45' 39.4" P.A. 60 sep 3.9 mag 11.00,11.20
 
 
Coord 2000
20154+2045
Discov num
BRT2469
Comp
Coord arcsec 2000
20 15 25.94 +20 45 39.4
Date first
1894
Date last
2015
Obs
6
Pa first
241
Pa last
60
P.A. Now (θ)
60°
Sep first
4.2
Sep last
3.9
Sep. Now (ρ)
3.9"
Mag pri
11.00
Mag sec
11.20
delta mag (ΔM)
0.2
Spectral class
Pri motion ra
-034
Sec motion ra
+026
Pri motion dec
-092
Sec motion dec
-054
Notes
rPM=0.724
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
59.5
Precise sep
3.89
Constellation
Sagitta
Gaia DR2
77203565568
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
20154+2045 BRT2469 2000 3 60 3.9 11.00 11.20 D 201525.94+204539.4
20154+2045 BRT2469 2001 4 60 3.9 11.00 11.20 D 201525.94+204539.4
20154+2045 BRT2469 2015 5 60 3.9 11.00 11.20 201525.94+204539.4

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