Ursa Major constellation
* application of precession, nutation, proper motion and aberration of light.
| Star | Magnitude | Distance | Equatorial position J2000 | Current Equatorial Position* | Current Horizontal Position at Reims | Lien |
|---|---|---|---|---|---|---|
| Alioth | 1.77 | 82.6 light year | Right ascension : 12ʰ54ᵐ1.75ˢ Declination : 55°57'1.75″ | Right ascension : 12ʰ55ᵐ13.1994736008ˢ Declination : 55°48′53.3339413436″ | Azimuth : 124.04028405005364° Altitude : 53.80777463761701° | View |
| Dubhe | 1.79 | 123 light year | Right ascension : 11ʰ3ᵐ43.672ˢ Declination : 61°45'43.672″ | Right ascension : 11ʰ5ᵐ23.9181915603ˢ Declination : 61°36′21.6050399782″ | Azimuth : 139.75933201612682° Altitude : 42.635619463870796° | View |
| Mizar | 2.23 | 82.9 light year | Right ascension : 13ʰ23ᵐ55.54ˢ Declination : 54°55'55.54″ | Right ascension : 13ʰ25ᵐ.9371520979ˢ Declination : 54°47′7.1301832603″ | Azimuth : 120.424919199009° Altitude : 57.66663946681845° | View |
| Alkaid | 1.86 | 103.9 light year | Right ascension : 13ʰ47ᵐ32.438ˢ Declination : 49°18'32.438″ | Right ascension : 13ʰ48ᵐ36.8009781717ˢ Declination : 49°10′33.6252217615″ | Azimuth : 108.15355644065905° Altitude : 59.676595762760655° | View |
| Merak | 2.37 | 79.7 light year | Right ascension : 11ʰ1ᵐ50.477ˢ Declination : 56°22'50.477″ | Right ascension : 11ʰ3ᵐ27.6786581364ˢ Declination : 56°14′26.5887001297″ | Azimuth : 133.733974554043° Altitude : 39.75225147768653° | View |
| Phecda | 2.44 | 83.2 light year | Right ascension : 11ʰ53ᵐ49.847ˢ Declination : 53°41'49.847″ | Right ascension : 11ʰ55ᵐ14.7961080664ˢ Declination : 53°32′49.9009302465″ | Azimuth : 125.6414988473647° Altitude : 44.9281598659552° | View |
| Megrez | 3.31 | 80.5 light year | Right ascension : 12ʰ15ᵐ25.56ˢ Declination : 57°1'25.56″ | Right ascension : 12ʰ16ᵐ45.7891023936ˢ Declination : 56°53′5.4970296167″ | Azimuth : 128.318692933194° Altitude : 49.07623089964009° | View |