17383+4500 ES 1257 AC

 
 
17h 38m 13.95s +45° 00' 23.3" P.A. 124.00 sep 52.3 mag 10.45,10.53
 
 
Coord 2000 17383+4500 Discov num ES 1257 Comp AC Coord arcsec 2000 17 38 13.95 +45 00 23.3
Date first 1893 Date last 2021 Obs 16
Pa first 122 Pa last 123.9 P.A. Now (θ) 123.9°
Sep first 55.6 Sep last 52.26 Sep. Now (ρ) 52.26"
Mag pri 10.45 Mag sec 10.53 delta mag (ΔM) 0.08 Spectral class
Pri motion ra +057 Sec motion ra -006
Pri motion dec +003 Sec motion dec +008
Notes N (See Notes)
rPM=1.107
This double is not physical.
 
 
17383+4500 SYSTEM COMPONENTS
 
 
Show name SAO coord wds_name last obs pa sep mag1 mag2 d_mag orb current
Show 17 38 14 +45 00 23 ES 1257 AB 2021 22 296 2.7 10.45 10.90 0.45
Show 17 38 14 +45 00 23 ES 1257 AC 2021 16 124 52.3 10.45 10.53 0.08 <===
Triple system
3 estimated visually detectable stars in this system
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Constellation Hercules Tycho2 3510-00175-1 Gaia DR2 1350319820735284224