09521+1628 STF1390AB

 
 
09h 52m 08.54s +16 27' 46.8" P.A. 207 sep 2.2 mag 9.31,10.12 Sp B9 dist. 366.3 pc (1194.87 l.y.)
 
 
Coord 2000
09521+1628
Discov num
STF1390
Comp
AB
Coord arcsec 2000
09 52 08.54 +16 27 46.8
Date first
1829
Date last
2017
Obs
30
Pa first
206
Pa last
207
P.A. Now (θ)
207°
Sep first
2.3
Sep last
2.2
Sep. Now (ρ)
2.2"
Mag pri
9.31
Mag sec
10.12
delta mag (ΔM)
0.81
Spectral class
B9 (blue-white)
Pri motion ra
-004
Sec motion ra
-004
Pri motion dec
+002
Sec motion dec
+002
Notes
Nature of this double is uncertain.
 
 
09521+1628 SYSTEM COMPONENTS
 
 
Show name SAO coord_2000 discov# comp first last obs pa sep mag1 mag2 d_mag orb current
Show 98818 09521+1628 STF1390 AB 1829 2017 30 207 2.2 9.31 10.12 0.81 <===
Show 98818 09521+1628 SE 5 AC 1856 2014 21 40 10.7 9.31 11.20 1.89
Triple system
3 visible stars in this system
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
206.6
Precise sep
2.223
Cdsa2 id
STF 1390 AB
Constellation
Leo
SAO
98818
HIP
48406
Tycho2
1411-00743-1
HD
85442
BD
BD+17 2148
Ra deg
9.86903888888889
De deg
16.463
Distance
366.3
Distance ly
1194.87
last precise pa
206.6
last precise sep
2.223
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
09521+1628 STF1390 AB 1998 31 207 2.2 9.31 10.12 B9 D 095208.54+162746.8
09521+1628 STF1390 AB 2010 32 207 2.1 9.31 10.12 B9 D 095208.54+162746.8
09521+1628 STF1390 AB 2017 30 207 2.2 9.31 10.12 B9 095208.54+162746.8

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