11511+1851 HJ  511AB

 
 
11h 51m 03.32s +18 51' 22.7" P.A. 245 sep 33.8 mag 9.13,12.09 Sp K0
 
 
Coord 2000
11511+1851
Discov num
HJ  511
Comp
AB
Coord arcsec 2000
11 51 03.32 +18 51 22.7
Date first
1827
Date last
2015
Obs
11
Pa first
250
Pa last
245
P.A. Now (θ)
245°
Sep first
30.0
Sep last
33.8
Sep. Now (ρ)
33.8"
Mag pri
9.13
Mag sec
12.09
delta mag (ΔM)
2.96
Spectral class
K0 (yellow-orange)
Pri motion ra
-013
Sec motion ra
-005
Pri motion dec
-002
Sec motion dec
-008
Notes
rPM=0.048 (< 0.3, Physical double)
Nature of this double is uncertain.
 
 
11511+1851 SYSTEM COMPONENTS
 
 
Show name SAO coord_2000 discov# comp first last obs pa sep mag1 mag2 d_mag orb current
Show 11511+1851 HJ 511 AB 1827 2015 11 245 33.8 9.13 12.09 2.96 <===
Show 11511+1851 SIN 67 AC 1989 1989 1 190 23.9 8.97 15.80 6.83
Triple system
3 visible stars in this system
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Spectr
M2+M3
last precise pa
245
last precise sep
33.759
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
11511+1851 HJ 511 AB 1999 6 245 34.0 8.97 11.10 K0 D 115103.32+185122.7
11511+1851 HJ 511 AB 2011 8 245 33.9 8.97 11.10 K0 D 115103.32+185122.7
11511+1851 HJ 511 AB 2014 10 245 33.9 9.13 12.09 K0 115103.32+185122.7
11511+1851 HJ 511 AB 2015 11 245 33.8 9.13 12.09 K0 115103.32+185122.7

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