19312+6319 STF2549AC

 
 
19h 31m 12.30s +63 18' 52.5" P.A. 284 sep 28.4 mag 8.34,9.28 Sp K0
 
 
Coord 2000
19312+6319
Discov num
STF2549
Comp
AC
Coord arcsec 2000
19 31 12.30 +63 18 52.5
Date first
1832
Date last
2013
Obs
40
Pa first
291
Pa last
284
P.A. Now (θ)
284°
Sep first
21.1
Sep last
28.4
Sep. Now (ρ)
28.4"
Mag pri
8.34
Mag sec
9.28
delta mag (ΔM)
0.94
Spectral class
K0 (yellow-orange)
Pri motion ra
+041
Sec motion ra
-001
Pri motion dec
+020
Sec motion dec
+021
Notes
N L (See Notes, Linear solution)
rPM=0.921
This double is not physical.
 
 
19312+6319 SYSTEM COMPONENTS
 
 
Show name SAO coord_2000 discov# comp first last obs pa sep mag1 mag2 d_mag orb current
Show 19312+6319 BU 655 AB 1878 1991 9 329 2.1 8.34 12.00 3.66
Show 19312+6319 STF2549 AC 1832 2013 40 284 28.4 8.34 9.28 0.94 <===
Show 19312+6319 STF2549 AD 1832 2010 39 270 55.1 8.34 8.03 0.31
Show 19312+6319 GUI 24 AE 1911 2003 8 241 152.6 8.34 10.47 2.13
Show 19312+6319 STF2549 DC 1832 2013 38 76 29.0 8.03 9.28 1.25
Show 19312+6319 GUI 24 DE 1902 2003 10 227 108.0 8.03 10.47 2.44
Quintuple system
5 visible stars in this system
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
284
Precise sep
28.35
Constellation
Draco
last precise pa
284
last precise sep
28.35
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
19312+6319 STF2549 AC 2007 34 284 27.9 8.34 10.20 K0 LD 193112.26+631852.3
19312+6319 STF2549 AC 2008 35 284 27.9 8.34 9.28 K0 LD 193112.30+631852.5
19312+6319 STF2549 AC 2010 37 284 28.0 8.34 9.28 K0 NLD 193112.30+631852.5
19312+6319 STF2549 AC 2013 40 284 28.4 8.34 9.28 K0 NLD 193112.30+631852.5

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