19539-1248 UC 4048

 
 
19h 53m 55.99s -12° 47' 56.2" P.A. 202.00 sep 21.9 mag 15.50,16.30
 
 
Coord 2000
19539-1248
Discov num
UC 4048
Comp
Coord arcsec 2000
19 53 55.99 -12 47 56.2
Date first
1999
Date last
2015
Obs
5
Pa first
202
Pa last
202
P.A. Now (θ)
202°
Sep first
20.8
Sep last
21.9
Sep. Now (ρ)
21.9"
Mag pri
15.50
Mag sec
16.30
delta mag (ΔM)
0.8
Spectral class
Pri motion ra
-048
Sec motion ra
-044
Pri motion dec
-060
Sec motion dec
-053
Notes
V (Proper motion indicates physical)
rPM=0.105 (< 0.3, Physical double)
This double is physical.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
201.7
Precise sep
21.862
Constellation
Sagittarius
SAO
163088
Tycho2
5733-00350-1
Gaia DR2
4188807219257964800
HD
188085
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
19539-1248 UC 4048 2000 2 207 20.4 15.50 16.30 V 195355.99-124756.2
19539-1248 UC 4048 2010 4 202 21.6 15.50 16.30 V 195355.99-124756.2
19539-1248 UC 4048 2015 5 202 21.9 15.50 16.30 V 195355.99-124756.2

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