19583-5154 DUN 229AB

 
 
19h 58m 15.29s -51 53' 43.4" P.A. 242.00 sep 80.9 mag 7.65,8.23 Sp A9IV dist. 87.72 pc (286.14 l.y.)
 
 
Coord 2000
19583-5154
Discov num
DUN 229
Comp
AB
Coord arcsec 2000
19 58 15.29 -51 53 43.4
Date first
1826
Date last
2016
Obs
21
Pa first
247
Pa last
242
P.A. Now (θ)
242°
Sep first
84.1
Sep last
80.9
Sep. Now (ρ)
80.9"
Mag pri
7.65
Mag sec
8.23
delta mag (ΔM)
0.58
Spectral class
A9IV (white)
Pri motion ra
+046
Sec motion ra
+046
Pri motion dec
-044
Sec motion dec
-043
Notes
N T W (See Notes, Parallax indicates physical, )
Visually invisible, K-band or other infrared star rPM=0.016 (< 0.3, Physical double)
This double is physical.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
242.1
Precise sep
80.87
Constellation
Telescopium
SAO
246357
HIP
98294
Tycho2
8403-02136-1
HD
188557
CP
CP-5211589
Distance
87.72
Distance ly
286.14
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
19583-5154 DUN 229 AB 2016 21 242 80.9 7.65 8.23 A9IV NTW 195815.29-515343.4

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