20337-2541 H N   7AD

 
 
20h 33m 43.43s -25 39' 49.7" P.A. 228 sep 21.1 mag 10.91,11.54
 
 
Coord 2000
20337-2541
Discov num
H N   7
Comp
AD
Coord arcsec 2000
20 33 43.43 -25 39 49.7
Date first
1901
Date last
2015
Obs
9
Pa first
227
Pa last
228
P.A. Now (θ)
228°
Sep first
20.0
Sep last
21.1
Sep. Now (ρ)
21.1"
Mag pri
10.91
Mag sec
11.54
delta mag (ΔM)
0.63
Spectral class
Pri motion ra
+002
Sec motion ra
-010
Pri motion dec
+000
Sec motion dec
-004
Notes
rPM=1.174
This double is not physical.
 
 
20337-2541 SYSTEM COMPONENTS
 
 
Show name SAO coord_2000 discov# comp first last obs pa sep mag1 mag2 d_mag orb current
Show 20337-2541 H N 7 AB 1901 2015 5 160 14.6 10.91 13.90 2.99
Show 20337-2541 H N 7 AC 1901 2015 8 336 15.7 10.91 12.36 1.45
Show 20337-2541 H N 7 AD 1901 2015 9 228 21.1 10.91 11.54 0.63 <===
Quadruple system
4 visible stars in this system
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
227.7
Precise sep
21.088
Constellation
Capricornus
Tycho2
6912-01797-1
Gaia DR2
47438997376
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
20337-2541 H N 7 AD 2000 7 227 21.0 10.91 11.54 N D 203343.43-253949.7
20337-2541 H N 7 AD 2015 9 228 21.1 10.91 11.54 203343.43-253949.7

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