Observation of the star Tau Herculis in real-time from Nantes

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LUNDI 2 MARS 2026 À 10:28:11 UTC+1

Tau Herculis

Magnitude : 3.89


  • Distance307 années lumière
  • Ascension droite J200016h 19m 44.437s
  • Déclinaison J200046° 18m 48.11s
  • Mouvement propre-13.33 mas/an
    38.48 mas/an
  • Azimut109.63461948222773°
  • Altitude52.73433672706853°

Tau Herculis

* application of precession, nutation, proper motion and aberration of light.

StarMagnitudeDistanceEquatorial position J2000Current Equatorial Position*Current Horizontal Position at Nantes
Tau Herculis3.89307 light yearRight ascension :
16ʰ19ᵐ44.437ˢ
Declination : 46°18'44.437″
Right ascension :
16ʰ20ᵐ32.588420804ˢ
Declination :
46°14′37.6313835432″
Azimuth :
109.63461948222773°
Altitude :
52.73433672706853°