20184+2435 POU4351AB

 
 
20h 18m 20.96s +24 34' 39.0" P.A. 88.00 sep 6.8 mag 11.70,12.30
 
 
Coord 2000
20184+2435
Discov num
POU4351
Comp
AB
Coord arcsec 2000
20 18 20.96 +24 34 39.0
Date first
1898
Date last
2015
Obs
12
Pa first
90
Pa last
88
P.A. Now (θ)
88°
Sep first
7.1
Sep last
6.8
Sep. Now (ρ)
6.8"
Mag pri
11.70
Mag sec
12.30
delta mag (ΔM)
0.6
Spectral class
Pri motion ra
+016
Sec motion ra
+022
Pri motion dec
-017
Sec motion dec
-009
Notes
R (Red magnitudes)
Visually invisible, K-band or other infrared star rPM=0.421
Nature of this double is uncertain.
 
 
20184+2435 SYSTEM COMPONENTS
 
 
Show name SAO coord_2000 discov# comp first last obs pa sep mag1 mag2 d_mag orb current
Show 88487 20184+2435 POU4351 AB 1898 2015 12 88 6.8 11.70 12.30 0.60 <===
Show 88487 20184+2435 BKO 638 BC 1998 2015 8 21 6.2 12.30 14.90 2.60
Triple system
3 visible stars in this system
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
88.1
Precise sep
6.835
Constellation
Vulpecula
SAO
88487
Gaia DR2
19190657536
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
20184+2435 POU4351 AB 2008 3 89 6.8 11.70 12.40 201827.20+243506.7
20184+2435 POU4351 AB 2010 6 85 5.9 11.70 12.30 R 201820.96+243439.0
20184+2435 POU4351 AB 2015 6 88 6.8 11.70 12.30 R 201820.96+243439.0

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