Comet C/2012 S1 Ison: latest updates – 28 Nov. 2013
Comet C/2012 S1 Ison is now shining at about mag. -3 in LASCO C3 images from space. The comet showed a spectacular brightening trend since it entered the LASCO C3 field of view. In...
Tagged: C/2012 S1
Is comet C/2012 S1 Ison fading? (25 Nov. 2013)
While comet C/2012 S1 Ison is living its “hottest” days, approaching the minimum distance from the Sun (28 Nov. 2013), a report from Michal Drahus (Caltech/NRAO) says that he and Israel Hermelo (IRAM Granada) have...
Ison, the Queen of Comets: online, live observing session – 13 Dec. 2013, 04:30 UT
After Hale-Bopp, comet C/2012 Ison if for sure the most awaited one in recent history. Discovered in Sept. 2012 and predicted to possible be one of the most impressive objects of its class...
Comet C/2012 S1 Ison is approaching the Sun (18 Nov. 2013)
On 18 Nov. 2013 at 04:50 UT comet C/2012 S1 Ison was imaged again at Virtual Telescope, under poor (full Moon, haze, very low altitude) conditions, remotely using the Planewave 17″ robotic unit: likely this...
Comet C/2012 S1 Ison is showing a stunning ion tail (14 Nov. 2013)
Late in Nov 13 comet C/2012 S1 Ison was reported in outburst. So, after many weeks of apparent sleep, the comet seems to be waking up. As soon as the comet raised above...
Some fun with comet Ison
The world has been waiting for almost one year now for comet C/2012 S1 Ison. Soon after the discovery time, the most optimistic scenarios told the comet could become very bright around its...
Comet C/2012 S1 Ison: a new image (10 Nov. 2013)
After several days of cloudy weather, the sky was clear again at Virtual Telescope to plan some comet observing, late in the night. Of course, comet c/2012 S1 Ison was a primary target. The...
Where is comet Ison: November 2013
Since its discovery in Sept. 2012, comet C/2012 S1 Ison attracted a lot of attention. Early evaluations of its orbit showed a great potential for a memorable show, with the most optimistic scenarios reporting...
Comet C/2012 S1 Ison: a new image (25 Oct. 2013)
Last night, just before sunrise, comet c/2012 S1 Ison was observed remotely using the PlaneWave 17″ robotic unit part of the Virtual Telescope. The sky was foggy, so conditions were less than ideal, but comet...
Comet C/2012 S1 Ison: spectrum (17 Oct. 2013)
Above is a zoom on the spectrum of comet C/2012 S1 Ison we took a few nights ago, using a 100 lines/mm grating and the Celestron C14 robotic unit part of the Virtual Telescope....
Comet C/2012 S1 Ison: a new image (20 Oct. 2013)
Despite the very bright (full) Moon, at Virtual Telescope we decided to image the same comet C/2012 S1 Ison. So, early in the morning of 20 Oct. 2013, the PlaneWave 17″ robotic unit was slewed...
Comet C/2012 S1 Ison: a new image (17 Oct. 2013)
After more than one month since the previous observations, the Virtual Telescope visited again comet C/2012 S1 Ison, while it approaches the Sun. At the moment, the comet was visible in the morning sky,...
Where is comet Ison: October 2013
Since its discovery in Sept. 2012, comet C/2012 S1 Ison attracted a lot of attention. Early evaluations of its orbit showed a great potential for a memorable show, with the most optimistic scenarios reporting...
Comet C/2012 S1 Ison: a new image (14 Sept. 2013)
After a few days of cloudy skies, the weather decided it was time for another clear night at the Virtual Telescope site. Early in the morning of 14 Sept. 2013, the PlaneWave 17″ robotic...
