16188+3154 HU 1172

 
 
16h 18m 47.11s +31 53' 51.0" P.A. 329 sep 1.8 mag 10.02,10.06 Sp F5
 
 
Coord 2000
16188+3154
Discov num
HU 1172
Comp
Coord arcsec 2000
16 18 47.11 +31 53 51.0
Date first
1905
Date last
2016
Obs
19
Pa first
329
Pa last
329
P.A. Now (θ)
329°
Sep first
1.5
Sep last
1.8
Sep. Now (ρ)
1.8"
Mag pri
10.02
Mag sec
10.06
delta mag (ΔM)
0.04
Spectral class
F5 (yellow-white)
Pri motion ra
-004
Sec motion ra
-004
Pri motion dec
-013
Sec motion dec
-013
Notes
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
329
Precise sep
1.768
Constellation
Corona Borealis
SAO
65220
Tycho2
2580-00261-1
last precise pa
329
last precise sep
1.768
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
16188+3154 HU 1172 2000 15 326 1.7 10.02 10.06 F5 161847.11+315351.0
16188+3154 HU 1172 2010 17 327 1.7 10.02 10.06 F5 161847.11+315351.0
16188+3154 HU 1172 2012 18 327 1.7 10.02 10.06 F5 161847.11+315351.0
16188+3154 HU 1172 2016 19 329 1.8 10.02 10.06 F5 161847.11+315351.0

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