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Title: The optical ephemeris and X-ray variability of 4U 1735-44 (V926 Sco) Authors: A. B. Giles (1,2), K. M. Hill (1) ((1) University of Tasmania, School of Mathematics & Physics (2) Antarctic Climate & Ecosystems CRC, Australia) Optical observations of the low mass X-ray binary 4U 1735...
Canberra Day is a public holiday held annually on the second Monday in March in the Australian Capital Territory (ACT) to celebrate the official naming of Canberra. Canberra was named at a ceremony on 12 March 1913 by Lady Denman, the wife of the then Governor-General Lord Denman. In 2012 Canberra Da...
Dorrit Hoffleit sits near the window of her New Haven apartment, feeling every bit of her 99 years, 10 months, and five days. She is weak. She can no longer make the short walk to the Yale University astronomy department. She can't hear very well, and she now needs a caretaker with her day and night....
US space pioneer Walter Schirra, one of the original Mercury Seven astronauts who flew Nasa's earliest flights, has died aged 84. He was the only man to fly on Nasa's Mercury, Gemini and Apollo programmes. In 1962 he became the third American to orbit the Earth. Three years later he led the first meeti...
IAU Symposium 279 Nikko, Japan, 12-16 March 2012 The Death of Massive Stars is manifest as core collapse supernovae (CCSNe) and gamma-ray bursts (GRBs). Supernovae (SNe) are a key element in our understanding of stellar evolution, chemical enrichment, and the role they play in triggering star fo...
Orbital elements:
2012 BK11 Earth MOID = 0.1547 AU
Epoch 2012 Mar. 14.0 TT = JDT 2456000.5 MPC
M 3.06005 (2000.0) P Q
n 0.39662136 Peri. 256.21545 -0.98268021 -0.18029448
a 1.8346447 Node 273.38488 +0.18223714 -0.89833280
e 0.3777891 Incl. 2.45841 +0.03360392 -0.40061463
P 2.49 H 23.1 G 0...
Orbital elements: 2010 KK37 Earth MOID = 0.0002 AU Epoch 2010 July 23.0 TT = JDT 2455400.5 MPC M 51.76981 (2000.0) P Q n 0.49401825 Peri. 305.85718 -0.98733054 +0.08317374 a 1.5847985 Node 239.27388 -0.03609854 -0.94701959 e 0.4431088 Incl. 9.04437 -0.15451634 -0.31021932 P 2.00 H 25.6 G 0.15 U 6 [...
Boycott the London OlympicsIt is unfortunate that the organisers of London Olympics should remain adamant about continuing Dow Chemicals, the infamous successor to Union Carbide, to continue as the sponsor of the games. It is equally unfortunate that the organising committee should have the a...
Orbital elements:
1999 DJ3 Earth MOID = 0.2728 AU
Epoch 2012 Mar. 14.0 TT = JDT 2456000.5 MPC
M 332.42345 (2000.0) P Q
n 0.45363934 Peri. 241.30654 -0.80260820 +0.54126299
a 1.6774989 Node 329.33314 -0.20666765 -0.64658343
e 0.3244023 Incl. 29.44187 -0.55956104 -0.53755393
P 2.17 H 20.9...
Project-706, also known as Project-726 was a science effort codename of a project conducted during the Cold War and Russo-Afghan War whose objective was to develop Pakistan's first atomic weapon. The mainstream goal of the project was the development of an atomic bomb using Uranium technology. ...
Pioneer 5 (also known as 1960 Alpha 1, Pioneer P-2, and Thor Able 4) was a spin-stabilized space probe in the NASA Pioneer program used to investigate interplanetary space between the orbits of Earth and Venus. It was launched on March 11, 1960 from Cape Canaveral Air Force Station Launch Complex 17a...
Louis Jean-Baptiste Alphonse Bachelier (March 11, 1870 - April 28, 1946) was a French mathematician at the turn of the 20th century. He is credited with being the first person to model the stochastic process now called Brownian motion, which was part of his PhD thesis The Theory of Speculation, (pub...
Joseph Louis François Bertrand (March 11, 1822 - April 5, 1900, born and died in Paris) was a French mathematician who worked in the fields of number theory, differential geometry, probability theory, economics and thermodynamics. Read more
