18259+6029 ES 2666

 
 
18h 25m 51.75s +60 28' 44.8" P.A. 270 sep 45.2 mag 8.45,9.92 Sp F2
 
 
Coord 2000
18259+6029
Discov num
ES 2666
Comp
Coord arcsec 2000
18 25 51.75 +60 28 44.8
Date first
1898
Date last
2015
Obs
14
Pa first
274
Pa last
270
P.A. Now (θ)
270°
Sep first
46.4
Sep last
45.2
Sep. Now (ρ)
45.2"
Mag pri
8.45
Mag sec
9.92
delta mag (ΔM)
1.47
Spectral class
F2 (yellow-white)
Pri motion ra
-009
Sec motion ra
-004
Pri motion dec
+010
Sec motion dec
-010
Notes
rPM=1.532
This double is not physical.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
269.6
Precise sep
45.17
Constellation
Draco
SAO
17882
Tycho2
4214-01259-1
HD
170508
last precise pa
269.6
last precise sep
45.17
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
18259+6029 ES 2666 2004 11 270 44.4 8.45 9.92 F2 D 182551.75+602844.8
18259+6029 ES 2666 2010 13 270 45.2 8.45 9.92 F2 182551.75+602844.8
18259+6029 ES 2666 2015 14 270 45.2 8.45 9.92 F2 182551.75+602844.8

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