20299+4022 HJ 1525AC

 
 
20h 29m 54.13s +40 22' 01.2" P.A. 39 sep 17.1 mag 9.13,13.50 Sp A2
 
 
Coord 2000
20299+4022
Discov num
HJ 1525
Comp
AC
Coord arcsec 2000
20 29 54.13 +40 22 01.2
Date first
1925
Date last
2015
Obs
11
Pa first
38
Pa last
39
P.A. Now (θ)
39°
Sep first
15.6
Sep last
17.1
Sep. Now (ρ)
17.1"
Mag pri
9.13
Mag sec
13.50
delta mag (ΔM)
4.37
Spectral class
A2 (white)
Pri motion ra
+007
Sec motion ra
+013
Pri motion dec
+002
Sec motion dec
+011
Notes
N (See Notes)
rPM=0.635
Nature of this double is uncertain.
 
 
20299+4022 SYSTEM COMPONENTS
 
 
Show name SAO coord_2000 discov# comp first last obs pa sep mag1 mag2 d_mag orb current
Show 20299+4022 HJ 1525 AB 1828 2015 30 235 9.2 9.13 9.58 0.45
Show 20299+4022 HJ 1525 AC 1925 2015 11 39 17.1 9.13 13.50 4.37 <===
Triple system
3 visible stars in this system
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
38.5
Precise sep
17.123
Constellation
Cygnus
SAO
49698
Tycho2
3156-01942-1
Gaia DR2
61145466496
HD
195448
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
20299+4022 HJ 1525 AC 1998 2 39 17.0 9.13 13.50 A2 D 202954.13+402201.2
20299+4022 HJ 1525 AC 2009 3 39 16.8 9.13 13.50 A2 D 202954.13+402201.2
20299+4022 HJ 1525 AC 2013 5 41 18.0 9.13 13.50 A2 N 202954.13+402201.2
20299+4022 HJ 1525 AC 2015 7 39 17.1 9.13 13.50 A2 N 202954.13+402201.2

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