Just weeks before the historic encounter of comet c 2013 a1 siding spring with mars in october 2014 nasa s mars atmosphere and volatile evolution maven spacecraft entered orbit around the red planet.
Comet c 2013 a1 siding spring.
After posting at the minor planet center s neocp webpage mcnaught.
These observations were acquired only about 8 hr after the comet s closest approach to mars and yield the following mean production rates.
Haser 1 2 x 10 28 molecules s with an uncertainty of.
19 2014 during the comet s close flyby of mars and the spacecraft.
Comet siding spring c 2013 a1 is racing toward mars for a close encounter on october 19 2014.
20 with the comet at r 1 40 au using the hall 1 1 m telescope at lowell observatory.
19 comet c 2013 a1 comet siding spring will pass within about 87 000 miles 139 500 km of mars.
These images were taken of comet c 2013 a1 siding spring by nasa s mars reconnaissance orbiter on oct.
Below we provide comet c 2013 a1 siding spring finder charts showing where the object is right now in the sky with respect to the brightest stars.
Comet siding spring is.
At the time of discovery it was 7 2 au from the sun and located in the constellation lepus comet c 2013 a1 probably took millions of years to come from the oort cloud.
C 2013 a1 siding spring is an oort cloud comet discovered on 3 january 2013 by robert h.
Comet c 2013 a1 siding spring mcnaught r.
Mcnaught reported the discovery of an apparently asteroidal object on ccd images obtained with the 0 5 m uppsala schmidt telescope on jan.
3 discovery observations tabulated below.
Mcnaught at siding spring observatory using the 0 5 meter 20 in uppsala southern schmidt telescope.
The first finder chart has a field of view of 50 degrees while the second one has a field of view of 10 degrees.
Close comet flyby threw mars magnetic field into chaos.
Schleicher lowell observatory obtained two narrowband photometry sets of comet c 2013 a1 on oct.