17224+0445 BAL 2889 (HD 157310)

17h 22m 23.47s +04° 45' 24.8" P.A. 178.00 sep 11.5 mag 9.60,10.80 Sp G5

Coord 2000 17224+0445 Discov num BAL2889 Comp Coord arcsec 2000 17 22 23.47 +04 45 24.8
Date first 1898 Date last 2015 Obs 12
Pa first 178 Pa last 177.8 P.A. Now (θ) 177.8°
Sep first 11.4 Sep last 11.544 Sep. Now (ρ) 11.544"
Mag pri 9.60 Mag sec 10.80 delta mag (ΔM) 1.2 Spectral class G5 (yellow)
Pri motion ra -005 Sec motion ra -005
Pri motion dec -011 Sec motion dec -015
Notes




rPM=0.253 (< 0.3, Physical double)

This double is physical.



OTHER CATALOGS AND DESIGNATIONS

Name HD 157310 Constellation Ophiuchus SAO 122325 Tycho2 0408-01134-1
Gaia DR2 4390108453767920256 HD 157310