23157-6640 DAM 251AB

 
 
23h 15m 43.49s -66 40' 16.3" P.A. 24 sep 7.3 mag 11.80,13.00
 
 
Coord 2000
23157-6640
Discov num
DAM 251
Comp
AB
Coord arcsec 2000
23 15 43.49 -66 40 16.3
Date first
1998
Date last
2015
Obs
4
Pa first
17
Pa last
24
P.A. Now (θ)
24°
Sep first
7.0
Sep last
7.3
Sep. Now (ρ)
7.3"
Mag pri
11.80
Mag sec
13.00
delta mag (ΔM)
1.2
Spectral class
Pri motion ra
+003
Sec motion ra
+048
Pri motion dec
-018
Sec motion dec
-005
Notes
rPM=0.971
This double is not physical.
 
 
23157-6640 SYSTEM COMPONENTS
 
 
Show name SAO coord_2000 discov# comp first last obs pa sep mag1 mag2 d_mag orb current
Show 23157-6640 DAM 251 AB 1998 2015 4 24 7.3 11.80 13.00 1.20 <===
Show 23157-6640 DAM 251 AC 1998 2015 3 260 5.9 11.80 16.00 4.20
Triple system
3 visible stars in this system
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
23.9
Precise sep
7.28
Constellation
Tucana
Tycho2
9132-01540-1
Gaia DR2
18193105408
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
23157-6640 DAM 251 AB 2000 2 17 7.0 11.80 13.00 231543.49-664016.3
23157-6640 DAM 251 AB 2015 5 24 7.3 11.80 13.00 231543.49-664016.3

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