Calvera (neutron star)
Encyclopedia
Calvera is the nickname of an X-ray source
known as 1RXS J141256.0+792204
in the ROSAT
All-Sky Survey Bright Source
Catalog (RASS/BSC). It lies in the constellation Ursa Minor
and is identified as an isolated neutron star
.
X-ray source
X-ray sources abound around us.* an astronomical X-ray source, see X-ray astronomy** X-ray background* an X-ray tube, artificial X-ray source* synchrotrons, which produce X-rays as synchrotron radiation...
known as 1RXS J141256.0+792204
in the ROSAT
ROSAT
ROSAT was a German Aerospace Center-led satellite X-ray telescope, with instruments built by Germany, the UK and the US...
All-Sky Survey Bright Source
X-ray source
X-ray sources abound around us.* an astronomical X-ray source, see X-ray astronomy** X-ray background* an X-ray tube, artificial X-ray source* synchrotrons, which produce X-rays as synchrotron radiation...
Catalog (RASS/BSC). It lies in the constellation Ursa Minor
Ursa Minor
Ursa Minor , also known as the Little Bear, is a constellation in the northern sky. Like the Great Bear, the tail of the Little Bear may also be seen as the handle of a ladle, whence the name Little Dipper...
and is identified as an isolated neutron star
Neutron star
A neutron star is a type of stellar remnant that can result from the gravitational collapse of a massive star during a Type II, Type Ib or Type Ic supernova event. Such stars are composed almost entirely of neutrons, which are subatomic particles without electrical charge and with a slightly larger...
.
External links
- SIMBADSIMBADSIMBAD is an astronomical database of objects beyond the Solar System...
query result: RX J1412.9+7922 -- X-ray source - Astrônomos encontram "estrela morta" pertinho da Terra: Camara dos Desputados Plenarinho
- Universe Today, Closest Neutron Star Discovered