20299+4022 HJ 1525AB

 
 
20h 29m 54.13s +40 22' 01.2" P.A. 235 sep 9.2 mag 9.13,9.58 Sp A2
 
 
Coord 2000
20299+4022
Discov num
HJ 1525
Comp
AB
Coord arcsec 2000
20 29 54.13 +40 22 01.2
Date first
1828
Date last
2015
Obs
30
Pa first
231
Pa last
235
P.A. Now (θ)
235°
Sep first
7.0
Sep last
9.2
Sep. Now (ρ)
9.2"
Mag pri
9.13
Mag sec
9.58
delta mag (ΔM)
0.45
Spectral class
A2 (white)
Pri motion ra
+007
Sec motion ra
+002
Pri motion dec
+002
Sec motion dec
+003
Notes
N (See Notes)
rPM=0.7
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
234.5
Precise sep
9.153
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 AB 2004 15 234 8.9 9.13 9.58 A2 D 202954.13+402201.2
20299+4022 HJ 1525 AB 2007 17 234 9.1 9.13 9.58 A2 D 202954.13+402201.2
20299+4022 HJ 1525 AB 2009 18 234 9.1 9.13 9.58 A2 D 202954.13+402201.2
20299+4022 HJ 1525 AB 2013 20 238 8.9 9.13 9.58 A2 N D 202954.13+402201.2
20299+4022 HJ 1525 AB 2015 26 234 9.2 9.13 9.58 A2 N 202954.13+402201.2

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