Sentences with phrase «space velocity»

Studies using the 4.2 - meter William Herschel Telescope at La Palma, Canary Islands, the 10 - meter Keck Telescope at Mauna Kea, Hawaii, and the Hubble Space Telescope revealed a more - or-less sunlike star at the known distance of the supernova (some 9200 light - years) but with an unusually high space velocity.

Systems are available to test up to 50 grams of catalyst at up to 30 bar, 1300 K and weight hourly space velocities to 50 grams acid / gram catalyst / hour.

Its large space velocity of 164 km (102 miles) per second and low flare rate are consistent with its probable status as a relatively old, Population II star (McCook et al, 1997; and Metcalfe et al, 1996).

Like Groombridge 1830, they tend to have a high space velocity (R. F. Griffin, 1984) and a highly eccentric galactic orbit.

Several experiments were performed with one commercial catalyst for CO methanation at different inlet and maximum temperatures in the catalyst layer, as well as different gas hourly space velocity.

These systems were used to characterize catalytic activity and stability for the high - temperature sulfuric acid and hydroiodic acid decomposition reactions at industrially relevant conditions of temperatures, pressures and space velocities.