NGC 6992 "Eastern Veil"

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Telescope: RCOS 14.5” at Rowe, NM

Camera Filters: Hydrogen, Oxygen, Sulfur

Total exposure: 13 hours

Image width: 1/2 degree

The Veil: Believed to be remnants of supernova explosion 80,000 to 50,000 years ago. Filaments suggest thin shock fronts seen edge-on. Dust and gas radiate most prominently in OIII band. Visual observations through OIII filter show wispy nebulosity, even in 8" telescope. In X-ray spectrum, the Veil is biggest and brightest object observed from earth.


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