16253-4909 TOK  50Aa,Ab

16h 25m 17.59s -49 08' 52.3" P.A. 64 sep 0.1 mag 7.30,9.20 Sp K0/1V dist. 46.99 pc (153.28 l.y.)

Coord 2000
16253-4909
Discov num
TOK  50
Comp
Aa,Ab
Coord arcsec 2000
16 25 17.59 -49 08 52.3
Date first
2009
Date last
2017
Obs
9
Pa first
193
Pa last
64
P.A. Now (θ)
64°
Sep first
0.2
Sep last
0.1
Sep. Now (ρ)
0.1"
Mag pri
7.30
Mag sec
9.20
delta mag (ΔM)
1.9
Spectral class
K0/1V (yellow-orange)
Pri motion ra
-092
Sec motion ra
Pri motion dec
-092
Sec motion dec
Notes
N (See Notes)


Nature of this double is uncertain.



16253-4909 SYSTEM COMPONENTS

Show name SAO coord_2000 discov# comp first last obs pa sep mag1 mag2 d_mag orb current
Show 226738 16253-4909 TOK 50 Aa,Ab 2009 2017 9 64 0.1 7.30 9.20 1.90 <===
Show 226738 16253-4909 COO 197 AB 1895 2017 57 92 2.4 8.11 8.23 0.12 Y
Show 226738 16253-4909 COO 197 AC 1895 2010 16 77 20.7 8.11 12.00 3.89
Show 226738 16253-4909 CVN 27 Ba,Bb 2004 2004 1 38 0.1 8.23
Quintuple system
3 visible stars in this system



OTHER CATALOGS AND DESIGNATIONS

Precise pa
63.9
Precise sep
0.051
Cdsa2 id
TOK 50 Aa,Ab
Constellation
Norma
SAO
226738
HIP
80448
Tycho2
8320-02096-1
HD
147633
CD
CD-4810809
CP
CP-48 8449
Ra deg
16.42155277777778
De deg
-49.14786111111111
Distance
46.99
Distance ly
153.28
last precise pa
63.9
last precise sep
0.051




WDS HISTORIC DATA

coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
16253-4909 TOK 50 Aa,Ab 2009 1 193 0.2 7.30 9.20 K0/1V N 162517.67-490851.5
16253-4909 TOK 50 Aa,Ab 2010 2 189 0.2 7.30 9.20 K0/1V N 162517.67-490851.5
16253-4909 TOK 50 Aa,Ab 2011 4 188 0.2 7.30 9.20 K0/1V N 162517.67-490851.5
16253-4909 TOK 50 Aa,Ab 2012 6 185 0.2 7.30 9.20 K0/1V N 162517.67-490851.5
16253-4909 TOK 50 Aa,Ab 2014 7 171 0.1 7.30 9.20 K0/1V N 162517.67-490851.5
16253-4909 TOK 50 Aa,Ab 2015 8 166 0.1 7.30 9.20 K0/1V N 162517.67-490851.5
16253-4909 TOK 50 Aa,Ab 2017 9 64 0.1 7.30 9.20 K0/1V N 162517.59-490852.3

If you need more information about this double, apply for a data request form to the WDS.