19300+6630 STF2546AB

 
 
19h 30m 02.13s +66 30' 23.0" P.A. 10 sep 8.7 mag 9.31,11.10 Sp G5
 
 
Coord 2000
19300+6630
Discov num
STF2546
Comp
AB
Coord arcsec 2000
19 30 02.13 +66 30 23.0
Date first
1893
Date last
2006
Obs
8
Pa first
13
Pa last
10
P.A. Now (θ)
10°
Sep first
8.8
Sep last
8.7
Sep. Now (ρ)
8.7"
Mag pri
9.31
Mag sec
11.10
delta mag (ΔM)
1.79
Spectral class
G5 (yellow)
Pri motion ra
+020
Sec motion ra
+035
Pri motion dec
+049
Sec motion dec
+124
Notes
rPM=0.594
Nature of this double is uncertain.
 
 
19300+6630 SYSTEM COMPONENTS
 
 
Show name SAO coord_2000 discov# comp first last obs pa sep mag1 mag2 d_mag orb current
Show 19300+6630 STF2546 AB 1893 2006 8 10 8.7 9.31 11.10 1.79 <===
Show 19300+6630 BU 1335 BC 1904 1904 1 24 2.2 11.10 13.50 2.40
Triple system
3 visible stars in this system
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
9.8
Precise sep
8.692
Constellation
Draco
last precise pa
9.8
last precise sep
8.692
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
19300+6630 STF2546 AB 2006 7 10 8.7 9.31 11.50 G5 D 193002.12+663023.0
19300+6630 STF2546 AB 2010 9 11 7.9 9.31 11.10 G5 193002.13+663023.0

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