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About this Object
Object Name:
Comet C/2012 S1 (ISON)
Object Description:
Comet
Distance:
At the time of the Hubble observations on October 9, 2013, the comet was 1.49 astronomical units (139 million miles) from the Sun. The comet was 1.91 astronomical units (177 million miles) from Earth.
About the Data
Data Description:
The image was created from Hubble data from proposal 13229 by the Hubble Heritage Team, PI: Z. Levay, M. Mutchler, C. Christian, L. Frattare, W. Januszewski, M. Livio, J. Mack, and J. Sokol (STScI/AURA), and K. Noll (NASA/GSFC). High-level science products for these data are available from the MAST archive at http://archive.stsci.edu/prepds/ison/.
Instrument:
WFC3/UVIS
Filters:
F438W (B) and F775W (i')
Exposure Date:
October 9, 2013
Exposure Time:
29 minutes
About this Image
Credit:
NASA, ESA, and the Hubble Heritage Team (STScI/AURA)
Release Date:
October 17, 2013
Color:
This image is a composite of separate exposures acquired by the WFC3/UVIS instrument. Several filters were used to sample various wavelengths. The color results from assigning different hues (colors) to each monochromatic (grayscale) image associated with an individual filter. In this case, the assigned colors are:
F438W (B) blue/green
F775W (i') orange
Orientation/Scale: