18425+0439 HJ  866AB

 
 
18h 42m 33.40s +04 39' 08.6" P.A. 84 sep 17.5 mag 11.61,12.60
 
 
Coord 2000
18425+0439
Discov num
HJ  866
Comp
AB
Coord arcsec 2000
18 42 33.40 +04 39 08.6
Date first
1950
Date last
2003
Obs
5
Pa first
88
Pa last
84
P.A. Now (θ)
84°
Sep first
16.2
Sep last
17.5
Sep. Now (ρ)
17.5"
Mag pri
11.61
Mag sec
12.60
delta mag (ΔM)
0.99
Spectral class
Pri motion ra
-022
Sec motion ra
+009
Pri motion dec
-016
Sec motion dec
-009
Notes
U (Proper motion indicates non-physical)
rPM=1.168
This double is not physical.
 
 
18425+0439 SYSTEM COMPONENTS
 
 
Show name SAO coord_2000 discov# comp first last obs pa sep mag1 mag2 d_mag orb current
Show 18425+0439 HJ 866 AB 1950 2003 5 84 17.5 11.61 12.60 0.99 <===
Show 18425+0439 HJ 866 AC 1950 2003 5 321 12.7 11.61 15.60 3.99
Triple system
3 visible stars in this system
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
83.8
Precise sep
17.47
Constellation
Serpens
Tycho2
0455-01027-1
last precise pa
83.8
last precise sep
17.47
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
18425+0439 HJ 866 AB 2003 6 84 17.5 11.61 12.60 DU 184233.40+043908.6

If you need more information about this double, apply for a data request form to the WDS.