18355-0929 SLE 207

 
 
18h 35m 32.20s -09 29' 09.3" P.A. 252 sep 16.4 mag 9.28,12.50 Sp F8
 
 
Coord 2000
18355-0929
Discov num
SLE 207
Comp
Coord arcsec 2000
18 35 32.20 -09 29 09.3
Date first
1906
Date last
2000
Obs
4
Pa first
254
Pa last
252
P.A. Now (θ)
252°
Sep first
16.3
Sep last
16.4
Sep. Now (ρ)
16.4"
Mag pri
9.28
Mag sec
12.50
delta mag (ΔM)
3.22
Spectral class
F8 (yellow-white)
Pri motion ra
-001
Sec motion ra
-001
Pri motion dec
+041
Sec motion dec
+042
Notes
rPM=0.024 (< 0.3, Physical double)
This double is physical.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
252.1
Precise sep
16.389
Constellation
Scutum
Tycho2
5695-00632-1
HD
171508
last precise pa
252.1
last precise sep
16.389
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
18355-0929 SLE 207 1999 3 252 16.4 9.28 12.10 F8 D 183532.20-092909.3
18355-0929 SLE 207 2000 4 252 16.4 9.28 12.10 F8 D 183532.20-092909.3
18355-0929 SLE 207 2010 5 249 15.9 9.28 12.50 F8 183532.20-092909.3

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