18249+0454 J  2129AB

 
 
18h 24m 56.43s +04 54' 21.7" P.A. 116 sep 12.7 mag 10.74,13.50
 
 
Coord 2000
18249+0454
Discov num
J  2129
Comp
AB
Coord arcsec 2000
18 24 56.43 +04 54 21.7
Date first
1942
Date last
2000
Obs
4
Pa first
115
Pa last
116
P.A. Now (θ)
116°
Sep first
8.0
Sep last
12.7
Sep. Now (ρ)
12.7"
Mag pri
10.74
Mag sec
13.50
delta mag (ΔM)
2.76
Spectral class
Pri motion ra
+002
Sec motion ra
+007
Pri motion dec
+010
Sec motion dec
-007
Notes
rPM=1.738
This double is not physical.
 
 
18249+0454 SYSTEM COMPONENTS
 
 
Show name SAO coord_2000 discov# comp first last obs pa sep mag1 mag2 d_mag orb current
Show 18249+0454 J 2129 AB 1942 2000 4 116 12.7 10.74 13.50 2.76 <===
Show 18249+0454 J 2129 AC 1942 2000 4 3 7.3 10.74 14.00 3.26
Triple system
3 visible stars in this system
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
116.1
Precise sep
12.655
Constellation
Serpens
Tycho2
0441-02123-1
last precise pa
116.1
last precise sep
12.655
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
18249+0454 J 2129 AB 1982 2 117 12.3 10.74 13.50 182456.43+045421.7
18249+0454 J 2129 AB 1999 3 116 12.7 10.74 13.50 182456.43+045421.7
18249+0454 J 2129 AB 2000 4 116 12.7 10.74 13.50 182456.43+045421.7
18249+0454 J 2129 AB 2010 5 118 12.6 10.74 13.50 182456.43+045421.7

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