18590+0330 ALL   3A,BC

 
 
18h 58m 57.05s +03 29' 57.9" P.A. 48 sep 34.7 mag 8.56,8.65 Sp A0
 
 
Coord 2000
18590+0330
Discov num
ALL   3
Comp
A,BC
Coord arcsec 2000
18 58 57.05 +03 29 57.9
Date first
1909
Date last
2016
Obs
18
Pa first
48
Pa last
48
P.A. Now (θ)
48°
Sep first
34.4
Sep last
34.7
Sep. Now (ρ)
34.7"
Mag pri
8.56
Mag sec
8.65
delta mag (ΔM)
0.09
Spectral class
A0 (white)
Pri motion ra
+005
Sec motion ra
+006
Pri motion dec
-004
Sec motion dec
-002
Notes
rPM=0.349
Nature of this double is uncertain.
 
 
18590+0330 SYSTEM COMPONENTS
 
 
Show name SAO coord_2000 discov# comp first last obs pa sep mag1 mag2 d_mag orb current
Show 18590+0330 ALL 3 A,BC 1909 2016 18 48 34.7 8.56 8.65 0.09 <===
Show 18590+0330 VOU 39 BC 1937 1995 8 160 0.2 9.40 9.50 0.10
Triple system
4 visible stars in this system
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
48.1
Precise sep
34.679
Constellation
Aquila
Tycho2
0453-00482-1
last precise pa
48.1
last precise sep
34.679
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
18590+0330 ALL 3 A,BC 2004 16 48 34.6 8.56 8.65 A0 D 185857.05+032957.9
18590+0330 ALL 3 A,BC 2016 18 48 34.7 8.56 8.65 A0 185857.05+032957.9

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