The Asteroid/Comet Connection's daily news journal about asteroids, comets, and meteors Today's issue status: done
Cover: Composite views of bright meteors and fireballs during 2-13 June over Albuquerque, New Mexico (upper, larger sphere section) and El Paso, Texas (lower sphere section) made from Quicktime movies from the all-sky cameras of Sandia National Labs (downloads) and Jim Gamble. North is up and west is left. The Sandia images are seen looking down into a dome mirror, and Jim Gamble's fisheye image is flipped to match. Compositing includes clouds and Moon, which appears in two positions from Albuquerque and just under the westward-flying El Paso fireball. The two point-like meteors (2 and 13 June) were flying toward the camera. Frame record rate is 30 fps. |
| News briefs – panel 1/2 | Major News for 16 June 2004 |
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News briefs
Meteor news: Meteorite buyers should take note of a June 8th theft reported by England's Cambridge Evening News today. It is a dark-coloured iron meteorite from Australia that measures around 8cm by 2cm [and] looks like a very badly burnt sausage (a different meteorite is pictured). Following Saturday morning's Auckland fall, there is another questionable New Zealand meteorite claim (there have been at least three so far, see news thread). It is reported as found on a Hawke’s Bay beach five years ago. Wairarapa News has a picture today of the rock. The owner says it was sent to Victoria University but a letter from the university said it could not be ascertained whether the object was a meteorite or not. Marco Langbroek comments that his first hunch is markasite, a ferrosulfide in the pyrite family, that forms this kind of warted semi-round nodules. It also tallies with the rusty description, as, uncleaned, it can indeed look quite rusty. |
About one of the other post-Auckland meteorite claims — a heavy, hollow object found while digging for an outhouse, the New Zealand Herald reports tomorrow that the auctioneer has received an expert determination that it is not a meteorite. Big NEO: MPEC 2004-M02 today announces the third large NEO discovered in two months, which follows a two-year dry spell in finding objects of this size. Based on an initial calculation of absolute magnitude at H=15.3, 2004 LA12 is estimated by standard formula to be on the order of three kilometers wide (2.95 km. = 1.83 miles). It has an odd orbit (e=0.7176, i=41.6°, q = 0.5693 AU), but is not classified by the Minor Planet Center as potentially hazardous. It was discovered Monday morning with NEAT's Mt. Palomar telescope and confirmed by four other observatories yesterday and this morning. The other big NEO recent discoveries are 2004 JN13 and PHO 2004 LJ1 (see news threads ending at May 18th, Big NEO, and June 14th, Cover). |
| News briefs – panel 2/2 | Major News for 16 June 2004 |
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NSW event: An Australian Associated Press report dated tomorrow tells of an object the size of a house falling on the New South Wales south coast at around 9pm AEST tonight (Wednesday). The description of size and an impact comes from a driver . . . near Menangle. And its appears to be corroborated only in that Workers at the Sydney Airport Tower [told police] they saw a meteorite about 9pm. |
Stardust news: A NASA note to editors dated yesterday tells that the encounter between NASA's Stardust spacecraft and a comet will be discussed during the next Space Science Update at NASA headquarters 2pm EDT (1800 UTC) Thursday, available on NASA TV and the Web. |
| Risk monitoring - panel 1/1 | Major News for 16 June 2004 |
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The Wednesday Daily Orbit Update MPEC has observation of 2004 LV3 from yesterday morning from LINEAR in New Mexico and Tenagra II Observatory in Arizona. Today NEODyS and JPL eliminated their year-2008 impact solutions and slightly raised their overall risk ratings for this object. |
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