* Astronomy

Sun 12.04.13

Sun 12.04.13

Title: Unmasking the 1349 earthquake source (southern Italy): paleoseismological and archaeoseismological indications from the Aquae Iuliae fault Authors: Paolo Antonio Costantino Galli, Jose' Alfredo Naso The 9th September, 1349, earthquake was one of the most catastrophic events exper...

The Sun capture with a 100mm refractor + Vesta pro webcam + solar filter. Processed with Avistack2. Music via an Amiga 1200.

Light Pollution: Theory, Modelling, and Measurements Conference Conference will be held in: Smolenice, Slovak Republic April 15-18 2013 Read more

Orbital elements: 2013 GH69 Earth MOID = 0.2227 AU Epoch 2013 Apr. 18.0 TT = JDT 2456400.5 MPC M 355.06058 (2000.0) P Q n 0.25703525 Peri. 194.95084 -0.74330516 +0.66456107 a 2.4498581 Node 27.17789 -0.59527600 -0.60490749 e 0.4996189 Incl. 9.64481 -0.30519490 -0.43868611 P 3.83 H 23.1 G...

Orbital elements: 2013 GG69 PHA, Earth MOID = 0.0389 AU Epoch 2013 Apr. 18.0 TT = JDT 2456400.5 MPC M 322.26849 (2000.0) P Q n 0.21073862 Peri. 142.90344 +0.84483599 +0.53485011 a 2.7966619 Node 184.82351 -0.52160413 +0.81767662 e 0.6999730 Incl. 9.37227 -0.11908518 +0.21293264 P 4.68 H...

Orbital elements: 2013 GK69 Earth MOID = 0.0319 AU Epoch 2013 Apr. 18.0 TT = JDT 2456400.5 MPC M 344.64275 (2000.0) P Q n 0.43937990 Peri. 37.98335 -0.40082240 +0.90969438 a 1.7135992 Node 208.86264 -0.88598307 -0.41506368 e 0.4276442 Incl. 13.00366 -0.23318534 +0.01335206 P 2.24 H 23.6...

Orbital elements: 2013 GJ69 Earth MOID = 0.0199 AU Epoch 2013 Apr. 18.0 TT = JDT 2456400.5 MPC M 358.91395 (2000.0) P Q n 0.29693033 Peri. 11.02094 -0.84134929 +0.53879291 a 2.2251861 Node 201.74646 -0.50426552 -0.81100695 e 0.5420643 Incl. 6.63673 -0.19454473 -0.22796914 P 3.32 H 26.5 G...

Owain Glyndr or Owain Glyn Dr, (c. 1349 or 1359 - c. 1416) was a Welsh ruler and the last native Welshman to hold the title Prince of Wales (Tywysog Cymru). He instigated a fierce and long-running but ultimately unsuccessful revolt against the English rule of Wales. [url=http://en.wikipedia.org/w...

John Silas Evans is notable as an author of popular astronomical books, in particular for writing the Welsh language classic Seryddiaeth a Seryddwyr. Canon Evans was a prominent Churchman and was Vicar of Llanrhaeadr-ym-Mochnant for nearly three decades. Silas Evans was born on 11th March, 1864...

The Parsa (EH3) meteorite fell in Bihar, India, on the 14th April, 1942. A total mass of 800 g was recovered. 26° 12'N, 85° 24'E

Asteroid 12818 Tomhanks (1996 GU8) is a main-belt asteroid discovered on April 13, 1996 Read more

NASA Selects Explorer Projects To Probe Earth's Upper Atmosphere NASA has selected a new satellite mission and a new space-based instrument to begin development as part of the agency's Heliophysics Explorer Program. The projects will provide space observations to study Earth's ionosphere and...

Title: Lenticular galaxy IC 719: current building of the counterrotating large-scale stellar disk Authors: Ivan Yu. Katkov, Olga K. Sil'chenko, Victor L. Afanasiev We have obtained and analysed long-slit spectral data for the lenticular galaxy IC 719. In this gas-rich S0 galaxy, its large-sca...

Title: Variations on Birkhoff's theorem Authors: George F R Ellis, Rituparno Goswami The relation between the expanding universe and local vacuum solutions, such as that for the Solar System, is crucially mediated by Birkhoff's theorem. Here we consider how that relation works, and give genera...