20096+1648 STF2634AB

 
 
20h 09m 34.30s +16 48' 19.2" P.A. 14.00 sep 4.2 mag 7.77,9.92 Sp K0 dist. 23.66 pc (77.18 l.y.)
 
 
Coord 2000
20096+1648
Discov num
STF2634
Comp
AB
Coord arcsec 2000
20 09 34.30 +16 48 19.2
Date first
1782
Date last
2017
Obs
63
Pa first
17
Pa last
14
P.A. Now (θ)
14°
Sep first
4.5
Sep last
4.2
Sep. Now (ρ)
4.2"
Mag pri
7.77
Mag sec
9.92
delta mag (ΔM)
2.15
Spectral class
K0 (yellow-orange)
Pri motion ra
+004
Sec motion ra
+004
Pri motion dec
+176
Sec motion dec
+176
Notes
N V (See Notes, Proper motion indicates physical)
Visually invisible, K-band or other infrared star This double is physical.
 
 
20096+1648 SYSTEM COMPONENTS
 
 
Show name SAO coord_2000 discov# comp first last obs pa sep mag1 mag2 d_mag orb current
Show 105765 20096+1648 STF2634 AB 1782 2017 63 14 4.2 7.77 9.92 2.15 <===
Show 105765 20096+1648 STF2634 AC 1911 2015 7 301 65.0 7.77 13.45 5.68
Triple system
3 visible stars in this system
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
14.3
Precise sep
4.159
Constellation
Sagitta
SAO
105765
HIP
99316
Tycho2
1618-00674-1
Gaia DR2
06859123584
HD
191499
BD
BD+16 4166
Distance
23.66
Distance ly
77.18
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
20096+1648 STF2634 AB 2003 52 14 4.0 7.77 9.92 K0 N D 200934.30+164819.2
20096+1648 STF2634 AB 2008 53 14 4.1 7.77 9.92 K0 N DV 200934.30+164819.2
20096+1648 STF2634 AB 2011 55 14 4.1 7.77 9.92 K0 NVD 200934.30+164819.2
20096+1648 STF2634 AB 2016 59 14 4.1 7.77 9.92 K0 NV 200934.30+164819.2
20096+1648 STF2634 AB 2017 63 14 4.2 7.77 9.92 K0 NV 200934.30+164819.2

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