Friday, February 5, 2016

Two comets

Last night (04-Feb-2016) I captured two comets. They are both not far from Polaris this time.

Left image: C/2013 US10 (Catalina)
Right image: C/2014 S2 (Panstarrs)
The comets are in the center of respective images. Stars are marked for better orientation.

Canon EOS 600D + EF 50mm f/1.8 II on a tripod.

1st: C/2013 US10 (Catalina) ~21:35 (UT+2)
f/2.5 10x12s ISO800

2nd: C/2014 S2 (Panstarrs) ~21:08 (UT+2)
f/2.5 60x3s ISO800

The second comet was close to the horizon where light pollution was bigger.

Both sky areas are ~3x3 degrees in size.

According to CometBase, the brightness of the first comet is ~7m (http://cometbase.net/en/observation/listObserv/121); the second one is dimmer: not brighter than 9m (http://cometbase.net/en/observation/listObserv/1119)


C/2013 US10: there is even a weak sign of a tail in the black-and-white high-contrast version (better seen in the reduced size):


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