19312+6319 STF2549AD

 
 
19h 31m 12.30s +63 18' 52.5" P.A. 270 sep 55.1 mag 8.34,8.03 Sp K0
 
 
Coord 2000
19312+6319
Discov num
STF2549
Comp
AD
Coord arcsec 2000
19 31 12.30 +63 18 52.5
Date first
1832
Date last
2010
Obs
39
Pa first
279
Pa last
270
P.A. Now (θ)
270°
Sep first
47.5
Sep last
55.1
Sep. Now (ρ)
55.1"
Mag pri
8.34
Mag sec
8.03
delta mag (ΔM)
0.31
Spectral class
K0 (yellow-orange)
Pri motion ra
+041
Sec motion ra
-006
Pri motion dec
+020
Sec motion dec
-009
Notes
N L (See Notes, Linear solution)
rPM=1.211
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
270.1
Precise sep
55.09
Cdsa2 id
STF 2549 AD
Constellation
Draco
Tycho2
4234-00004-1
HD
184562
Ra deg
19.520083333333332
De deg
63.31458333333333
last precise pa
270.1
last precise sep
55.09
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
19312+6319 STF2549 AD 2007 34 270 55.3 8.34 8.03 K0 LD 193112.26+631852.3
19312+6319 STF2549 AD 2008 35 270 56.0 8.34 8.03 K0 LD 193112.30+631852.5
19312+6319 STF2549 AD 2010 37 270 55.1 8.34 8.03 K0 NLD 193112.30+631852.5

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