16 Arietis [SEP] constellation
16 Arietis
16 Arietis (abbreviated 16 Ari) is a star in the northern constellation of Aries. "16 Arietis" is the Flamsteed designation. Its apparent magnitude is 6.01. Based upon the annual parallax shift of , this star is approximately distant from Earth. The brightness of this star is diminished by 0.40 in magnitude from extinction caused by interstellar gas and dust. This is an evolved giant star with a stellar classification of K3 III.
External links.
- HR 633
- Image 16 Arietis
the tunnel on April 4, 2017.
The world's largest "hard rock" TBM, known as Martina, (excavation diameter of , total length ; excavation area of , thrust value 39,485 t, total weight 4,500 tons, total installed capacity 18 MW; yearly energy consumption about 62,000,000 kWh) was built by Herrenknecht AG. It is owned and operated by the Italian construction company Toto S.p.A. Costruzioni Generali (Toto Group) for the Sparvo gallery of the Italian Motorway Pass A1 ("Variante di Valico A1