20130-2842 KPP3121

 
 
20h 12m 57.50s -28 41' 41.8" P.A. 316.00 sep 5.5 mag 13.32,17.90
 
 
Coord 2000
20130-2842
Discov num
KPP3121
Comp
Coord arcsec 2000
20 12 57.50 -28 41 41.8
Date first
2012
Date last
2015
Obs
3
Pa first
317
Pa last
316
P.A. Now (θ)
316°
Sep first
5.5
Sep last
5.5
Sep. Now (ρ)
5.5"
Mag pri
13.32
Mag sec
17.90
delta mag (ΔM)
4.58
Spectral class
Pri motion ra
+042
Sec motion ra
+042
Pri motion dec
-160
Sec motion dec
-157
Notes
T (Parallax indicates physical)
Visually invisible, K-band or other infrared star rPM=0.018 (< 0.3, Physical double)
This double is physical.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
316
Precise sep
5.547
Constellation
Sagittarius
SAO
189025
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
20130-2842 KPP3121 2015 3 316 5.5 13.32 17.90 T 201257.50-284141.8

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