Fast blue optical transient
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In astronomy, a fast blue optical transient (FBOT) is an explosion event similar to supernovas and
Gamma-ray bursts In gamma-ray astronomy, gamma-ray bursts (GRBs) are immensely energetic explosions that have been observed in distant galaxies. They are the most energetic and luminous electromagnetic events since the Big Bang. Bursts can last from ten milli ...
which presents high optical luminosity between those but rises and decays faster and has its spectra concentrated on the blue range. It is caused by some very high-energy astrophysical process not yet understood but thought to be a type of supernova with events occurring at not more than 0.1% of the typical rate.


List


See also

* Supernova *
Gamma-ray burst In gamma-ray astronomy, gamma-ray bursts (GRBs) are immensely energetic explosions that have been observed in distant galaxies. They are the most energetic and luminous electromagnetic events since the Big Bang. Bursts can last from ten millise ...
* Intermediate luminosity optical transient


References


External links

* (2016;
Harvard University Harvard University is a private Ivy League research university in Cambridge, Massachusetts. Founded in 1636 as Harvard College and named for its first benefactor, the Puritan clergyman John Harvard, it is the oldest institution of high ...
) {{portal bar, Astronomy, Physics, Space, Science Astronomical events Radio astronomy Stellar phenomena Unexplained phenomena Unsolved problems in astronomy