20099+8756 LOC 447

 
 
20h 09m 55.36s +87 55' 44.3" P.A. 307.00 sep 7.2 mag 15.30,15.80
 
 
Coord 2000
20099+8756
Discov num
LOC 447
Comp
Coord arcsec 2000
20 09 55.36 +87 55 44.3
Date first
2000
Date last
2015
Obs
2
Pa first
309
Pa last
307
P.A. Now (θ)
307°
Sep first
7.4
Sep last
7.2
Sep. Now (ρ)
7.2"
Mag pri
15.30
Mag sec
15.80
delta mag (ΔM)
0.5
Spectral class
Pri motion ra
-048
Sec motion ra
-048
Pri motion dec
-063
Sec motion dec
-064
Notes
T (Parallax indicates physical)
rPM=0.012 (< 0.3, Physical double)
This double is physical.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
307.1
Precise sep
7.163
Constellation
Ursa Minor
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
20099+8756 LOC 447 2015 2 307 7.2 15.30 15.80 T 200955.36+875544.3

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