Category Archives: Uncategorized

C/2011 Y3 (Boattini) was discovered by Andrea Boattini on 2011, Dec. 25.24 with the 1.5-m f/2 reflector + CCD from Mount Lemmon Sky Survey (part of the Catalina Sky Survey). He described the comet as being very diffuse with central … Continue reading →

P/2011 Y2 (Boattini) was discovered by Andrea Boattini on 2011, Dec. 24.12 with the 1.5-m f/2 reflector + CCD from Mount Lemmon Sky Survey (part of the Catalina Sky Survey). He described the comet as having a very condensed 5″ … Continue reading →

2010 UH55 was discovered by the Spacewatch survey on 2010 Oct. 29; it was soon clear that with its peculiar orbital elements and a Tj=2.61, 2010 UH55 could be in a possible cometary orbit. Earlier observations made remotely by H. … Continue reading →

C/2011 Q1 (PANSTARRS) was discovered on 2011, Aug. 20.44 by PANSTARRS team with a 1.8-m f/4 reflector + CCD from Haleakala, Hawaii, USA. Richard Wainscoat, Marco Micheli, Henry Hsieh and Larry Denneau described it as having a FWHM of 1.2″ … Continue reading →

On the night between Aug. 2 and 3 I was able to catch the close approach of two comets, C/2009 S3 (Lemmon) and C/2008 FK75 (Lemmon-Siding Spring), thanks to a previous “alert” made by Seiichi Yoshida from comets-ml. The field … Continue reading →

Usually I update this blog with some interesting stuff done at Schiaparelli Observatory, but this time I will make an exception. On July 27 a team led by Martin Connors of Athabasca University in Canada announced the discovery of the … Continue reading →

It happens very often to have, in the same FOV of your target, another asteroid. Sometimes it can be a new one, but almost always it’s a known one. Sometimes it can be very near your target, but almost never … Continue reading →

P/2011 N01 was discovered on 2011, Jul. 07.30 by Leonid Elenin and I. Molotov on four 240-s exp. taken with a 0.45-m f/2.8 reflector + CCD from their remote ISON-NM Observatory, New Mexico, USA. They described it as having a … Continue reading →

2011 MD was discovered by the LINEAR survey on Jun. 22.26 and just from its first orbital parameters it was clear that it would pass very close to the Earth five days later. We imaged it on Jun 24- 25, … Continue reading →

C/2011 K1 (Schwartz-Holvorcem) was discovered on 2011, May 26.25 by M. Schwartz and P. Holvorcem with the 0.41-m f/3.75 astrograph + CCD from Tenagra Observatory, Arizona, USA. It was subsequently placed on the NEO Confirmation Page of the Minor Planet … Continue reading →