11301+2958 STTA 111 (AW UMa)

 
 
11h 30m 04.32s +29° 57' 52.7" P.A. 34.00 sep 66.8 mag 6.95,9.49 Sp A9n dist. 68.92 pc (224.82 l.y.)
 
 
Coord 2000 11301+2958 Discov num STTA111 Comp Coord arcsec 2000 11 30 04.32 +29 57 52.7
Date first 1875 Date last 2018 Obs 31
Pa first 33 Pa last 33.8 P.A. Now (θ) 33.8°
Sep first 66.4 Sep last 66.84 Sep. Now (ρ) 66.84"
Mag pri 6.95 Mag sec 9.49 delta mag (ΔM) 2.54 Spectral class A9n (white)
Pri motion ra -084 Sec motion ra -084
Pri motion dec -199 Sec motion dec -198
Notes N T (See Notes, Parallax indicates physical)
rPM=0.005 (< 0.3, Physical double)
This double is physical.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Var name AW UMa Constellation Ursa Major SAO 62579 HIP 56109
Tycho2 1984-00113-1 Gaia DR2 4022614181286374272 HD 99946 GC 15772
BD BD+30 2163 Distance 68.92 Distance ly 224.82
 
 
SUSPECTED ORBITAL ELEMENTS
 
 
Identifier11301+2958
coord_arcsec_2000113004.31+295752.5
Period (P)16.8y± 5 Periastron (T) Semi-major axis (a)120m
Eccentricity (e)0.46± 0.22 Inclination (i)78.3° Longitude of periastron (ω)°
Node (Ω)° Notesn ReferencePbl2006
Equinox Last observation Grade7(1=Definitive, 9=Indet.)
Not enought orbital data to create a graph.