20198+6333 LDS2451

 
 
20h 19m 54.06s +63 44' 10.6" P.A. 85 sep 25.4 mag 12.31,13.96
 
 
Coord 2000
20198+6333
Discov num
LDS2451
Comp
Coord arcsec 2000
20 19 54.06 +63 44 10.6
Date first
1953
Date last
2015
Obs
9
Pa first
84
Pa last
85
P.A. Now (θ)
85°
Sep first
25.0
Sep last
25.4
Sep. Now (ρ)
25.4"
Mag pri
12.31
Mag sec
13.96
delta mag (ΔM)
1.65
Spectral class
Pri motion ra
+058
Sec motion ra
+063
Pri motion dec
+099
Sec motion dec
+101
Notes
rPM=0.045 (< 0.3, Physical double)
This double is physical.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
84.8
Precise sep
25.428
Constellation
Draco
Tycho2
4237-02049-1
Gaia DR2
23433307392
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
20198+6333 LDS2451 1953 1 84 25.0 13.00 15.00 X 201907.50+633300.0
20198+6333 LDS2451 1999 2 85 25.4 13.00 15.00 D 201954.06+634410.6
20198+6333 LDS2451 2003 3 85 25.4 13.00 15.00 D 201954.06+634410.6
20198+6333 LDS2451 2010 4 85 25.4 12.31 13.96 201954.06+634410.6
20198+6333 LDS2451 2015 5 85 25.4 12.31 13.96 201954.06+634410.6

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