20161+1553 CHE 254AB

 
 
20h 16m 08.72s +15 52' 48.5" P.A. 133 sep 26.6 mag 13.65,13.29
 
 
Coord 2000
20161+1553
Discov num
CHE 254
Comp
AB
Coord arcsec 2000
20 16 08.72 +15 52 48.5
Date first
1910
Date last
2015
Obs
9
Pa first
135
Pa last
133
P.A. Now (θ)
133°
Sep first
27.2
Sep last
26.6
Sep. Now (ρ)
26.6"
Mag pri
13.65
Mag sec
13.29
delta mag (ΔM)
0.36
Spectral class
Pri motion ra
+007
Sec motion ra
-002
Pri motion dec
-028
Sec motion dec
-002
Notes
N (See Notes)
rPM=0.953
This double is not physical.
 
 
20161+1553 SYSTEM COMPONENTS
 
 
Show name SAO coord_2000 discov# comp first last obs pa sep mag1 mag2 d_mag orb current
Show 20161+1553 CHE 254 AB 1910 2015 9 133 26.6 13.65 13.29 0.36 <===
Show 20161+1553 BKO 556 AC 1998 2015 7 313 10.2 13.65 15.00 1.35
Triple system
3 visible stars in this system
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
133.3
Precise sep
26.633
Constellation
Delphinus
Gaia DR2
74964835840
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
20161+1553 CHE 254 AB 2008 3 133 26.7 10.45 10.50 N 201608.72+155248.6
20161+1553 CHE 254 AB 2015 6 133 26.6 13.65 13.29 N 201608.72+155248.5

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