20225+2618 HJ 1504AC

 
 
20h 22m 32.59s +26 17' 53.1" P.A. 228 sep 51.6 mag 7.00,11.20 Sp K2II-III dist. 226.76 pc (739.69 l.y.)
 
 
Coord 2000
20225+2618
Discov num
HJ 1504
Comp
AC
Coord arcsec 2000
20 22 32.59 +26 17 53.1
Date first
1898
Date last
2015
Obs
11
Pa first
227
Pa last
228
P.A. Now (θ)
228°
Sep first
51.6
Sep last
51.6
Sep. Now (ρ)
51.6"
Mag pri
7.00
Mag sec
11.20
delta mag (ΔM)
4.2
Spectral class
K2II-III (yellow-orange)
Pri motion ra
+009
Sec motion ra
+000
Pri motion dec
-016
Sec motion dec
-002
Notes
rPM=0.907
This double is not physical.
 
 
20225+2618 SYSTEM COMPONENTS
 
 
Show name SAO coord_2000 discov# comp first last obs pa sep mag1 mag2 d_mag orb current
Show 20225+2618 HJ 1504 AB 1828 2015 11 251 22.5 7.00 12.30 5.30
Show 20225+2618 HJ 1504 AC 1898 2015 11 228 51.6 7.00 11.20 4.20 <===
Triple system
3 visible stars in this system
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
227.7
Precise sep
51.56
Constellation
Vulpecula
SAO
88597
HIP
100476
Tycho2
2164-00938-1
Gaia DR2
51820966912
HD
194033
BD
BD+25 4215
Distance
226.76
Distance ly
739.69
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
20225+2618 HJ 1504 AC 1997 7 228 51.5 7.10 9.90 K2II-III D 202232.59+261753.1
20225+2618 HJ 1504 AC 2008 9 228 51.7 7.10 9.90 K2II-III D 202232.59+261753.1
20225+2618 HJ 1504 AC 2012 11 228 52.0 7.10 9.90 K2II-III D 202232.59+261753.1
20225+2618 HJ 1504 AC 2015 11 228 51.6 7.00 11.20 K2II-III 202232.59+261753.1

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