18445-5832 B  2457

 
 
18h 44m 31.52s -58 31' 49.7" P.A. 253 sep 1.4 mag 10.74,11.31
 
 
Coord 2000
18445-5832
Discov num
B  2457
Comp
Coord arcsec 2000
18 44 31.52 -58 31 49.7
Date first
1929
Date last
1991
Obs
4
Pa first
260
Pa last
253
P.A. Now (θ)
253°
Sep first
1.0
Sep last
1.4
Sep. Now (ρ)
1.4"
Mag pri
10.74
Mag sec
11.31
delta mag (ΔM)
0.57
Spectral class
Pri motion ra
-031
Sec motion ra
-031
Pri motion dec
+024
Sec motion dec
+024
Notes
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
253
Precise sep
1.416
Constellation
Pavo
Tycho2
8770-00666-1
last precise pa
253
last precise sep
1.416
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
18445-5832 B 2457 1991 4 253 1.4 10.74 11.31 184431.52-583149.7

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