18575-5600 COO 228

 
 
18h 57m 30.59s -55 59' 30.9" P.A. 338 sep 3.1 mag 9.75,10.13 Sp M2V
 
 
Coord 2000
18575-5600
Discov num
COO 228
Comp
Coord arcsec 2000
18 57 30.59 -55 59 30.9
Date first
1892
Date last
1992
Obs
18
Pa first
295
Pa last
338
P.A. Now (θ)
338°
Sep first
5.0
Sep last
3.1
Sep. Now (ρ)
3.1"
Mag pri
9.75
Mag sec
10.13
delta mag (ΔM)
0.38
Spectral class
M2V (red)
Pri motion ra
-003
Sec motion ra
+031
Pri motion dec
-450
Sec motion dec
-442
Notes
L (Linear solution)
rPM=0.078 (< 0.3, Physical double)
This double is physical.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
337.7
Precise sep
3.05
Constellation
Telescopium
Tycho2
8763-01480-1
HD
175224
last precise pa
337.7
last precise sep
3.05
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
18575-5600 COO 228 1992 18 338 3.1 9.75 10.13 M2V L 185730.59-555930.9

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