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NASA's Hubble Telescope Celebrates SN 1987A's 20th Anniversary (2007)

2007 · Short film

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*Description*:> A time-lapse sequence showing a detailed view of the stellar debris in the inner regions of SN 1987A. Technical facts about this news release: About the Object Object Name: SN 1987A Object Description: Supernova in the Large Magellanic Cloud (LMC) Position (J2000): R.A. 05h 35m 28s.26 Dec. -69° 16' 13".0 Constellation: Dorado Distance: Approximately 160,000 light-years (49 kiloparsecs) away Dimensions: Each single image of the SN 1987A ring is roughly 9 arcseconds wide. At the distance of the LMC, this represents 9.5 light-years (2.9 parsecs). About the Data Data Description: The primary image released comes from ACS/HRC data from the HST proposal 10867: R. Kirshner (Harvard-Smithsonian Center for Astrophysics). Instrument: WFPC2 and ACS/HRC Exposure Date(s): WFPC2: September 24, 1994; February 6, 1998; March 23, 2001 ACS/HRC: January 5, 2003; December 12, 2004; December 6, 2006 Filters: F435W ("B"), F555W ("V"), and F625W ("R") About the Image Image Credit: NASA, ESA, P. Challis, and R. Kirshner (Harvard-Smithsonian Center for Astrophysics) Release Date: February 22, 2007 Color: This image is a composite of many separate exposures made by the WFPC2 and ACS instruments on the Hubble Space Telescope using several different filters. Three filters were used to sample broad wavelength ranges. The color results from assigning different hues (colors) to each monochromatic image. In this case, the assigned colors are: F435W ("B") blue F555W ("V") green F625W ("R")…

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