NGC 1499 (California Nebula)
E113786
NGC 1499, commonly known as the California Nebula, is a large, faint emission nebula in the constellation Perseus whose shape resembles the outline of the U.S. state of California.
All labels observed (1)
| Label | Occurrences |
|---|---|
| NGC 1499 (California Nebula) canonical | 1 |
Statements (47)
| Predicate | Object |
|---|---|
| instanceOf |
H II region
ⓘ
diffuse nebula ⓘ emission nebula ⓘ |
| alsoKnownAs | California Nebula ⓘ |
| angularSize | about 145 arcminutes × 40 arcminutes ⓘ |
| apparentMagnitudeV | 5.0 ⓘ |
| associatedStar |
ξ Persei
ⓘ
surface form:
Xi Persei
|
| bestSeenIn | long-exposure astrophotography ⓘ |
| bestSeenWith |
binoculars under dark skies
ⓘ
wide-field telescope ⓘ |
| catalog | New General Catalogue ⓘ |
| catalogCode | NGC 1499 ⓘ |
| contains |
interstellar dust
ⓘ
interstellar gas ⓘ |
| containsEmission |
[N II] lines
ⓘ
[S II] lines ⓘ hydrogen recombination lines ⓘ |
| declination | +36° 25′ ⓘ |
| discoveredBy | Edward Emerson Barnard ⓘ |
| discoveryYear | 1884 ⓘ |
| distanceFromEarth |
about 1000 light-years
ⓘ
about 300 parsecs ⓘ |
| dominantColor | red ⓘ |
| dominantEmissionLine | H-alpha ⓘ |
| environment | star-forming region ⓘ |
| excitedBy | ultraviolet radiation from Xi Persei ⓘ |
| galacticLatitude | about -8° ⓘ |
| galacticLongitude | about 160° ⓘ |
| hasFeature |
elongated north–south structure
ⓘ
filamentary edges ⓘ |
| ionizingSource |
ξ Persei
ⓘ
surface form:
Xi Persei
|
| locatedIn |
Milky Way
ⓘ
Orion Arm ⓘ |
| locatedInConstellation | Perseus ⓘ |
| namedAfter |
California, United States
ⓘ
surface form:
California
|
| observedInWavelength |
infrared
ⓘ
optical ⓘ radio ⓘ |
| partOf |
Perseus molecular cloud complex
ⓘ
local interstellar medium of Perseus arm ⓘ |
| requires | dark skies for naked-eye visibility ⓘ |
| rightAscension | 04h 03m ⓘ |
| shapeResembles | outline of the U.S. state of California ⓘ |
| spectralTypeOfExcitingStar |
ξ Persei
ⓘ
surface form:
O7.5III (Xi Persei)
|
| typeOfNebula | photoionized nebula ⓘ |
| visibleFromHemisphere | Northern Hemisphere ⓘ |
| visibleIn | small telescopes as faint glow ⓘ |
Referenced by (1)
Full triples — surface form annotated when it differs from this entity's canonical label.