16407-4740 COO 198

 
 
16h 40m 42.59s -47 40' 07.7" P.A. 98 sep 2.6 mag 8.55,9.45 Sp Ap
 
 
Coord 2000
16407-4740
Discov num
COO 198
Comp
Coord arcsec 2000
16 40 42.59 -47 40 07.7
Date first
1889
Date last
2001
Obs
13
Pa first
101
Pa last
98
P.A. Now (θ)
98°
Sep first
2.6
Sep last
2.6
Sep. Now (ρ)
2.6"
Mag pri
8.55
Mag sec
9.45
delta mag (ΔM)
0.9
Spectral class
Ap (white)
Pri motion ra
-032
Sec motion ra
+000
Pri motion dec
-002
Sec motion dec
+000
Notes
rPM=1
This double is not physical.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
97.9
Precise sep
2.607
Constellation
Ara
SAO
227040
Tycho2
8329-01220-1
HD
150040
last precise pa
97.9
last precise sep
2.607
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
16407-4740 COO 198 1991 11 99 2.5 8.55 9.45 Ap 164042.59-474007.7
16407-4740 COO 198 2001 13 98 2.6 8.55 9.45 Ap 164042.59-474007.7

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