18386+2706 HJ 1333

 
 
18h 38m 36.87s +27 06' 19.8" P.A. 226 sep 2.8 mag 9.98,10.28 Sp F5
 
 
Coord 2000
18386+2706
Discov num
HJ 1333
Comp
Coord arcsec 2000
18 38 36.87 +27 06 19.8
Date first
1828
Date last
2012
Obs
13
Pa first
229
Pa last
226
P.A. Now (θ)
226°
Sep first
2.0
Sep last
2.8
Sep. Now (ρ)
2.8"
Mag pri
9.98
Mag sec
10.28
delta mag (ΔM)
0.3
Spectral class
F5 (yellow-white)
Pri motion ra
+016
Sec motion ra
-003
Pri motion dec
+008
Sec motion dec
-013
Notes
rPM=1.583
This double is not physical.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
225.6
Precise sep
2.836
Constellation
Lyra
Tycho2
2115-00677-1
last precise pa
225.6
last precise sep
2.836
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
18386+2706 HJ 1333 1999 9 225 2.8 9.98 10.28 F5 183836.87+270619.8
18386+2706 HJ 1333 2009 10 225 2.8 9.98 10.28 F5 183836.87+270619.8
18386+2706 HJ 1333 2012 13 226 2.8 9.98 10.28 F5 183836.87+270619.8

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