18368+2120 HU 323 (HD 171973)

18h 36m 48.02s +21° 20' 02.4" P.A. 143.00 sep 0.2 mag 8.73,9.35 Sp A0 dist. 704.23 pc (2297.2 l.y.)

Coord 2000 18368+2120 Discov num HU  323 Comp Coord arcsec 2000 18 36 48.02 +21 20 02.4
Date first 1901 Date last 2013 Obs 10
Pa first 153 Pa last 142.5 P.A. Now (θ) 142.5°
Sep first 0.2 Sep last 0.217 Sep. Now (ρ) 0.217"
Mag pri 8.73 Mag sec 9.35 delta mag (ΔM) 0.62 Spectral class A0 (white)
Pri motion ra +000 Sec motion ra
Pri motion dec -006 Sec motion dec
Notes




Nature of this double is uncertain.



OTHER CATALOGS AND DESIGNATIONS

Name HD 171973 Constellation Hercules SAO 86242 HIP 91252
Tycho2 1582-01472-1 Gaia DR2 4531839758896577408 HD 171973 BD BD+21 3495
Distance 704.23 Distance ly 2297.2