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physical object > natural object > celestial body > star > giant > NML Cygnus |
NML Cygnus (IRC+40448) | ||||
subject | fact |
NML Cygnus | has heliocentric radial velocity -43 km s-1 | |
is a part of Cygnus | ||
has spectral type M6 III | ||
has surface temperature 700 K | ||
has distance 200 pc | ||
has synonym IRC+40448 | ||
has discoverer Neugebauer, Martz, and Leighton | ||
has definition An infrared star. Its surface temperature is about the same as the surface temperature of Venus. It is a strong OH emitter, and CO has been identified in its spectrum. | ||
is an instance of M star | ||
is an instance of giant | ||
giant | has luminosity class III | |
star | has star surface temperature | |
has V magnitude | ||
has B magnitude | ||
has U magnitude | ||
has position on celestial sphere from the point of view of Earth | ||
has parallax from the point of view of Earth's orbit | ||
has proper motion | ||
has radiation at surface which is diffused out from the hotter core | ||
has energy source gravitational contraction and or fusion | ||
has energy production which takes place primarily within the core | ||
has surface density which depends on luminosity class | ||
has apparent magnitude | ||
has absolute magnitude | ||
has age | ||
has catalog star catalog | ||
has material hydrogen, helium | ||
has velocity determined from proper motion and radial velocity | ||
has mass greater than 0.08 the sun's mass | ||
celestial body | has spectra | |
physical object | has location or center of gravity | |
has angular momentum | ||
has momentum | ||
has temperature | ||
has volume | ||
has extent |
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