20244-0408 HJ  915AB

 
 
20h 24m 19.21s -04 07' 28.5" P.A. 335 sep 45.4 mag 11.63,13.30 Sp K5V
 
 
Coord 2000
20244-0408
Discov num
HJ  915
Comp
AB
Coord arcsec 2000
20 24 19.21 -04 07 28.5
Date first
1827
Date last
2015
Obs
7
Pa first
330
Pa last
335
P.A. Now (θ)
335°
Sep first
5.0
Sep last
45.4
Sep. Now (ρ)
45.4"
Mag pri
11.63
Mag sec
13.30
delta mag (ΔM)
1.67
Spectral class
K5V (yellow-orange)
Pri motion ra
+119
Sec motion ra
-006
Pri motion dec
-049
Sec motion dec
+004
Notes
U (Proper motion indicates non-physical)
rPM=1.055
This double is not physical.
 
 
20244-0408 SYSTEM COMPONENTS
 
 
Show name SAO coord_2000 discov# comp first last obs pa sep mag1 mag2 d_mag orb current
Show 20244-0408 HJ 915 AB 1827 2015 7 335 45.4 11.63 13.30 1.67 <===
Show 20244-0408 HJ 915 AC 1827 2015 9 36 25.1 11.63 13.00 1.37
Show 20244-0408 ABH 140 AD 1988 2014 7 69 14.4 11.63 15.40 3.77
Show 20244-0408 ABH 140 AE 1988 2014 7 102 40.3 11.63 15.70 4.07
Show 20244-0408 ABH 140 AF 1988 2014 7 311 98.1 11.63 14.30 2.67
Show 20244-0408 ABH 140 AG 1988 2015 6 272 94.0 11.63 15.00 3.37
Show 20244-0408 ABH 140 AH 1988 2015 6 241 115.5 11.63 14.30 2.67
Octuple system
8 visible stars in this system
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
335.1
Precise sep
45.406
Constellation
Aquila
Tycho2
5171-01065-1
Gaia DR2
43008292736
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
20244-0408 HJ 915 AB 1998 3 337 43.8 11.63 13.30 K5V D 202419.21-040728.5
20244-0408 HJ 915 AB 2000 5 337 44.1 11.63 13.30 K5V UD 202419.21-040728.5
20244-0408 HJ 915 AB 2015 7 335 45.4 11.63 13.30 K5V U 202419.21-040728.5

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