V382 Velorum

V382 Velorum was a bright nova, which was published in 1999 in the constellation of Vela and a brightness of 2.6 mag reached. Since V382 Velorum was very far south, they could not be observed from Central Europe.

The Nova is the result of a nuclear explosion on a white dwarf of ONeMg category ( oxygen -neon - magnesium ), since absorption lines of these elements were found in the light of the Nova. In novae is deducted from the dwarf star on an accretion disk of hydrogen gas from the shell of another star, has to be collected on the dwarf so much that hydrogen burning begins. The binary star system V382 Vel has an orbital period of 3.5 hours and from 1700 to 2500 parsecs away. It also is a source of soft X- rays.

The name follows the rules for naming variable stars and states that V382 Velorum is the 382te variable star, which was discovered in the constellation Vela.

Coordinates

  • Right ascension: 10h 44m 49s.5
  • Declination: -52 ° 25 '35 "
Chemical element Accretion disc Stellar nucleosynthesis#Hydrogen burning
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