20280-0009 HJ  916AB

 
 
20h 28m 00.09s -00 09' 04.9" P.A. 260 sep 14.8 mag 9.05,10.99 Sp K5
 
 
Coord 2000
20280-0009
Discov num
HJ  916
Comp
AB
Coord arcsec 2000
20 28 00.09 -00 09 04.9
Date first
1827
Date last
2015
Obs
14
Pa first
250
Pa last
260
P.A. Now (θ)
260°
Sep first
9.0
Sep last
14.8
Sep. Now (ρ)
14.8"
Mag pri
9.05
Mag sec
10.99
delta mag (ΔM)
1.94
Spectral class
K5 (yellow-orange)
Pri motion ra
+005
Sec motion ra
+005
Pri motion dec
-007
Sec motion dec
-048
Notes
N U (See Notes, Proper motion indicates non-physical)
rPM=0.85
This double is not physical.
 
 
20280-0009 SYSTEM COMPONENTS
 
 
Show name SAO coord_2000 discov# comp first last obs pa sep mag1 mag2 d_mag orb current
Show 20280-0009 HJ 916 AB 1827 2015 14 260 14.8 9.05 10.99 1.94 <===
Show 20280-0009 SHY 333 BC 1991 2000 4 149 999.9 10.99 7.84 3.15
Triple system
3 visible stars in this system
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
260
Precise sep
14.793
Constellation
Aquila
SAO
144459
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
20280-0009 HJ 916 AB 1998 8 259 15.0 9.05 10.99 K5 D 202800.09-000904.9
20280-0009 HJ 916 AB 2000 9 259 15.1 9.05 10.99 K5 N D 202800.09-000904.9
20280-0009 HJ 916 AB 2010 13 260 13.8 9.05 10.99 K5 NU 202800.09-000904.9
20280-0009 HJ 916 AB 2015 12 260 14.8 9.05 10.99 K5 NU 202800.09-000904.9

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