18574+3507 POP 130BC

 
 
18h 57m 27.17s +35 08' 31.1" P.A. 272 sep 9.1 mag 12.43,13.23
 
 
Coord 2000
18574+3507
Discov num
POP 130
Comp
BC
Coord arcsec 2000
18 57 27.17 +35 08 31.1
Date first
1977
Date last
2002
Obs
5
Pa first
272
Pa last
272
P.A. Now (θ)
272°
Sep first
8.4
Sep last
9.1
Sep. Now (ρ)
9.1"
Mag pri
12.43
Mag sec
13.23
delta mag (ΔM)
0.8
Spectral class
Pri motion ra
+003
Sec motion ra
-010
Pri motion dec
-009
Sec motion dec
-012
Notes
rPM=0.854
This double is not physical.
 
 
18574+3507 SYSTEM COMPONENTS
 
 
Show name SAO coord_2000 discov# comp first last obs pa sep mag1 mag2 d_mag orb current
Show 18574+3507 POP 130 AB 1934 2002 8 125 55.7 10.74 12.43 1.69
Show 18574+3507 POP 130 BC 1977 2002 5 272 9.1 12.43 13.23 0.80 <===
Triple system
3 visible stars in this system
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
271.5
Precise sep
9.078
Constellation
Lyra
last precise pa
271.5
last precise sep
9.078
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
18574+3507 POP 130 BC 1998 4 272 9.1 12.43 13.23 D 185727.17+350831.1
18574+3507 POP 130 BC 2002 5 272 9.1 12.43 13.23 D 185727.17+350831.1
18574+3507 POP 130 BC 2010 6 271 9.0 12.43 13.23 185727.17+350831.1

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