Sir Harold Jeffreys, FRS (22 April 1891 - 18 March 1989) was a mathematician, statistician, geophysicist, and astronomer. His seminal book Theory of Probability, which first appeared in 1939, played an important role in the revival of the Bayesian view of probability. Read more
The dwarf nova type cataclysmic variable X Leo is in outburst. Date of Outburst: 24th October 2008 Magnitude: 11.1 - 15.7 V Period: 16.9 days Satellite period: 0.1644 days Type: UGSS Position(2000): RA=09 51 01.46, Dec=+11°52'31.3"
Leicester vs De Montfort boat race scheduled for 22 April If you thought all sporting rivalry between the University of Leicester and our neighbours at De Montfort University was over for this year, think again. We still have the Boat Race, which will take place on Sunday 22 April 2012. Read more
Pedro Alvares Cabral; c. 1467 or 1468 - c. 1520) was a Portuguese noble, military commander, navigator and explorer regarded as the discoverer of Brazil. Seaweed was sighted on 21 April, which led the sailors to believe that they were nearing the coast. They were proven correct the next afternoon, W...
Private-fund owned satellite firm Intelsat and a South African investment consortium plan to build and launch a $250 million satellite to serve Africa and improve communications on the poorest continent. Intelsat and an investment group led by Convergence Partners said in a statement on Tuesda...
Orbital elements:
2012 HD2
Epoch 2012 Apr. 3.0 TT = JDT 2456020.5 MPC
M 354.20390 (2000.0) P Q
n 0.03497905 Peri. 206.76380 -0.96742238 +0.13061290
a 9.2597097 Node 22.69086 +0.09992624 +0.98408764
e 0.7339789 Incl. 145.79191 -0.23261274 -0.12046489
P 28.2 H 15.7 G 0.15
From 44 observa...
Orbital elements:
2012 HF2 Earth MOID = 0.0129 AU
Epoch 2012 Mar. 14.0 TT = JDT 2456000.5 MPC
M 24.55880 (2000.0) P Q
n 0.75659790 Peri. 80.07393 -0.42032418 -0.89874389
a 1.1927771 Node 35.62602 +0.72566958 -0.41555772
e 0.3685382 Incl. 12.37646 +0.54473043 -0.13989708
P 1.30 H 24.6 G 0....
Orbital elements:
2012 HG2 Earth MOID = 0.0016 AU
Epoch 2012 Mar. 14.0 TT = JDT 2456000.5 MPC
M 5.08159 (2000.0) P Q
n 0.79398147 Peri. 325.51174 -0.95489868 -0.29691973
a 1.1550368 Node 197.21617 +0.27442815 -0.87904738
e 0.1666920 Incl. 0.51872 +0.11339177 -0.37298040
P 1.24 H 26.9 G 0....
Nasa sets challenges for citizen scientists US space agency Nasa has launched a competition to find "space apps" to aid space exploration and education. The two-day event will bring programmers together on seven continents to see how creative they can be with Nasa's store of space dat...
Patrick Moore celebrates 75yrs BAA membershipClick to Play | View Details A day of lectures "Past, present and future of amateur astronomy" at the Royal Institute - London to celebrate Sir Patrick Moore's 75 years membership of the British Astronomical Assoc.
Orbital elements:
2012 HE2 Earth MOID = 0.0227 AU
Epoch 2012 Mar. 14.0 TT = JDT 2456000.5 MPC
M 329.92789 (2000.0) P Q
n 0.43518231 Peri. 216.00711 -0.39288920 +0.90990053
a 1.7246007 Node 31.48874 -0.77283622 -0.24826591
e 0.4351357 Incl. 14.76436 -0.49835956 -0.33233275
P 2.26 H 25.9 G...
Orbital elements:
2012 HB2 Earth MOID = 0.0271 AU
Epoch 2012 Mar. 14.0 TT = JDT 2456000.5 MPC
M 338.33375 (2000.0) P Q
n 0.60070927 Peri. 141.29539 -0.86998953 +0.49238262
a 1.3911047 Node 68.22067 -0.45906931 -0.78960348
e 0.2612762 Incl. 1.60626 -0.17992659 -0.36617715
P 1.64 H 25.6 G 0...
Title: The Bridge Effect of Void Filaments Authors: Daeseong Park, Jounghun Lee (Seoul Nat'l Univ.) Cosmic filaments play a role of bridges along which matter and gas accrete onto galaxies to trigger star formation and feed central black holes. Here we explore the correlations between the intrin...
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