16384+7020 STF2099

 
 
16h 38m 21.31s +70 20' 18.4" P.A. 216 sep 9.8 mag 9.45,10.90 Sp K0
 
 
Coord 2000
16384+7020
Discov num
STF2099
Comp
Coord arcsec 2000
16 38 21.31 +70 20 18.4
Date first
1832
Date last
2010
Obs
16
Pa first
219
Pa last
216
P.A. Now (θ)
216°
Sep first
9.5
Sep last
9.8
Sep. Now (ρ)
9.8"
Mag pri
9.45
Mag sec
10.90
delta mag (ΔM)
1.45
Spectral class
K0 (yellow-orange)
Pri motion ra
+045
Sec motion ra
+041
Pri motion dec
-175
Sec motion dec
-175
Notes
N (See Notes)
rPM=0.022 (< 0.3, Physical double)
This double is physical.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
215.5
Precise sep
9.75
Constellation
Draco
SAO
8579
Tycho2
4423-02084-1
last precise pa
215.5
last precise sep
9.75
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
16384+7020 STF2099 1999 14 215 9.7 9.45 10.90 K0 N D 163821.31+702018.4
16384+7020 STF2099 2010 15 216 9.8 9.45 10.90 K0 N D 163821.31+702018.4

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