Great Observatories Origins Deep Survey (GOODS) Observation
... • The goal is to discuss modern astronomical facilities and practice, as well as the state of current research so that if you choose astronomy as a profession, you know what is going on in today’s research (at least in extragalactic astronomy). It probably is the first time you are exposed to what i ...
... • The goal is to discuss modern astronomical facilities and practice, as well as the state of current research so that if you choose astronomy as a profession, you know what is going on in today’s research (at least in extragalactic astronomy). It probably is the first time you are exposed to what i ...
TAP 403-1: Worked examples – Orbital Motion
... longer period of orbit? What is the ratio of orbital radii for the two satellites? What, therefore, is the ratio of the cubes of the orbital radii? What, therefore, is the ratio of the squares of the orbital periods? Finally therefore, what is the ratio of the satellites’ orbital periods? By Kepler’ ...
... longer period of orbit? What is the ratio of orbital radii for the two satellites? What, therefore, is the ratio of the cubes of the orbital radii? What, therefore, is the ratio of the squares of the orbital periods? Finally therefore, what is the ratio of the satellites’ orbital periods? By Kepler’ ...
PDF
... The Chandra X-ray Observatory (CXO; formerly the Advanced X-ray Astrophysics Facility [AXAF]) was launched by the Space Shuttle Columbia on 1999 July 23. After an Inertial Upper Stage boosted the satellite out of a low-earth orbit and separated from the telescope, Chandra fired its own Integral Prop ...
... The Chandra X-ray Observatory (CXO; formerly the Advanced X-ray Astrophysics Facility [AXAF]) was launched by the Space Shuttle Columbia on 1999 July 23. After an Inertial Upper Stage boosted the satellite out of a low-earth orbit and separated from the telescope, Chandra fired its own Integral Prop ...
Visit to York County Parks Astronomical Observatory
... In this laboratory activity you will visit the York County Parks Astronomical Observatory at John Rudy Park. The objective of this lab is to give you an opportunity to visit a local observatory and experience the multiple facets of activities at the site, which is manned by very capable veteran, ama ...
... In this laboratory activity you will visit the York County Parks Astronomical Observatory at John Rudy Park. The objective of this lab is to give you an opportunity to visit a local observatory and experience the multiple facets of activities at the site, which is manned by very capable veteran, ama ...
Paper 1 (pdf)
... plane between ring images for background measurement and additional sources in the field. The field of view would be limited by the condition that the change of the graze angle on the paraboloids keep the X-ray within the spectral response band of the N -layer coating, R ∼ N ∼ 100. Differentiating t ...
... plane between ring images for background measurement and additional sources in the field. The field of view would be limited by the condition that the change of the graze angle on the paraboloids keep the X-ray within the spectral response band of the N -layer coating, R ∼ N ∼ 100. Differentiating t ...
radio telescope
... Space telescopes orbit above Earth’s atmosphere and thus produce clearer images than Earth-based telescopes. Hubble Space Telescope • The first space telescope, built by NASA, was the Hubble Space Telescope. Hubble was put into orbit around Earth in April 1990. ...
... Space telescopes orbit above Earth’s atmosphere and thus produce clearer images than Earth-based telescopes. Hubble Space Telescope • The first space telescope, built by NASA, was the Hubble Space Telescope. Hubble was put into orbit around Earth in April 1990. ...
(a) Satellite A is
... (i) monitoring/weather/spying (or similar) (not TV / telecommunications) accept “for astronomy” for either (a) (iii) or (b)(i)(but not both) 1 mark (ii) idea that 2 (Earth spins under satellite so that) it can survey all the Earth’s surface or low/close orbit so can see detail 1 mark ...
... (i) monitoring/weather/spying (or similar) (not TV / telecommunications) accept “for astronomy” for either (a) (iii) or (b)(i)(but not both) 1 mark (ii) idea that 2 (Earth spins under satellite so that) it can survey all the Earth’s surface or low/close orbit so can see detail 1 mark ...
Astronomy with mm-Mpc lenses - SLAC
... Galaxy appears to have magnitude 28 – but has been magnified 25x by the lens... z=7 would make it the most distant galaxy known to date (last week). Universe was 1/8 its current scale and a very different place... http://xxx.arxiv.org/abs/astro-ph/0402319 ...
... Galaxy appears to have magnitude 28 – but has been magnified 25x by the lens... z=7 would make it the most distant galaxy known to date (last week). Universe was 1/8 its current scale and a very different place... http://xxx.arxiv.org/abs/astro-ph/0402319 ...
Chandra, Spitzer & VLA Observations of Young Clusters Scott Wolk - CxC/CfA
... The X-Ray data indicate a distance of ~600pc. Using two independent methods we find a total cluster size of about 300 stars. There appear to be 9 transition disks - 5 seen in X-rays. ...
... The X-Ray data indicate a distance of ~600pc. Using two independent methods we find a total cluster size of about 300 stars. There appear to be 9 transition disks - 5 seen in X-rays. ...
Using Multilayer Optics to Measure X-ray Polarization Herman L. Marshall (MIT CSR)
... • Technology is robust and proven to work Science potential is wide-ranging • Test models of BL Lac jets • Test origin of X-rays from quasar cores • Discover pc-scale jets in quasar cores • Test for rotation of polarization around quasar black holes • Measure propagation of light in high B and high ...
... • Technology is robust and proven to work Science potential is wide-ranging • Test models of BL Lac jets • Test origin of X-rays from quasar cores • Discover pc-scale jets in quasar cores • Test for rotation of polarization around quasar black holes • Measure propagation of light in high B and high ...
Astrophysics
... the transit method. High-precision photometry is necessary to detect the smallamplitude eclipses. Transit timings can be used to refine orbital properties, and obtain evidence for additional planets in the exoplanet system. This is primarily an observational project using the Armagh Robotic Telescop ...
... the transit method. High-precision photometry is necessary to detect the smallamplitude eclipses. Transit timings can be used to refine orbital properties, and obtain evidence for additional planets in the exoplanet system. This is primarily an observational project using the Armagh Robotic Telescop ...
AmiraPoster3
... • Reynolds et al. (1993) were the first to account for heating of the donor star by the X-ray flux from the neutron star. • van Kerkwijk et al. (1995) pointed out the uncertainties introduced in this approach by not allowing for an accretion disk and suggested that corrections for heating effects ma ...
... • Reynolds et al. (1993) were the first to account for heating of the donor star by the X-ray flux from the neutron star. • van Kerkwijk et al. (1995) pointed out the uncertainties introduced in this approach by not allowing for an accretion disk and suggested that corrections for heating effects ma ...
Strongly Interacting Supernovae - The National Centre for Radio
... SN 2005gl: LBV progenitor? SN 2006gy, extremely bright: PISN progenitor? SN 2002ic, SN 2005gj: Hybrid between Ia/IIN. SNe 2001em, 1995N, 2008fz: Type Ib/c properties SN 2009ip: episodic ejections before turning into true supernova ...
... SN 2005gl: LBV progenitor? SN 2006gy, extremely bright: PISN progenitor? SN 2002ic, SN 2005gj: Hybrid between Ia/IIN. SNe 2001em, 1995N, 2008fz: Type Ib/c properties SN 2009ip: episodic ejections before turning into true supernova ...
24 The Sun - Solar Physics Group
... The power source is in the core (Temperature 15 MK). Temperature decreases until we get to the photosphere (5800 K). The chromosphere is hotter (up to 20,000K). Above this is a hot corona (1-10 MK) that extends into space. What heats the corona? We think it’s the Sun’s magnetic field, but the proces ...
... The power source is in the core (Temperature 15 MK). Temperature decreases until we get to the photosphere (5800 K). The chromosphere is hotter (up to 20,000K). Above this is a hot corona (1-10 MK) that extends into space. What heats the corona? We think it’s the Sun’s magnetic field, but the proces ...
Sunspots - Tom Heisey Photography and Astronomy
... This categorization allows astronomers to accurately predict solar flares Classifications Fsi, Fki, and Fkc carry a 100% probability of an M flare within 24 hours! Classification Fkc also carries a 50% probability of an X (X-ray) flare. Surpasses all other prediction methods and classificati ...
... This categorization allows astronomers to accurately predict solar flares Classifications Fsi, Fki, and Fkc carry a 100% probability of an M flare within 24 hours! Classification Fkc also carries a 50% probability of an X (X-ray) flare. Surpasses all other prediction methods and classificati ...
Diapositiva 1
... cm and max wall thickness= 1 mm. Predicted HEW of 10 arcsec over a field radius of 30 arcmin (including profile and integration errors) • X-ray camera made of an array of nine CCDs arranged in an inverted pyramid that matches the focal surface of the mirrors. Each device is a 600x600 pixel front sid ...
... cm and max wall thickness= 1 mm. Predicted HEW of 10 arcsec over a field radius of 30 arcmin (including profile and integration errors) • X-ray camera made of an array of nine CCDs arranged in an inverted pyramid that matches the focal surface of the mirrors. Each device is a 600x600 pixel front sid ...
T - University of Iowa Astrophysics
... From Eddington limit, looks like a 500 solar mass black hole ...
... From Eddington limit, looks like a 500 solar mass black hole ...
PDF 630 kB - Prague Relativistic Astrophysics
... rubble-pile structure. On the other hand, excess of bodies with periods larger than 30 hours is clearly visible, with no obvious lower limit. The recent result of Pravec & Harris indicates that all binary NEAs have a ratio of total angular momentum and angular momentum of the equivalent sphere spinn ...
... rubble-pile structure. On the other hand, excess of bodies with periods larger than 30 hours is clearly visible, with no obvious lower limit. The recent result of Pravec & Harris indicates that all binary NEAs have a ratio of total angular momentum and angular momentum of the equivalent sphere spinn ...
E/DE
... When we talk about single photons, the unit of energy is the electron volt (eV) 12.4 Å = 1000 eV or 1 keV; X-rays are taken to be any photons with energies greater than 100 eV (0.1 keV) and wavelengths, therefore, below 124 Å Note that since temperature is proportional to energy, we can relate light ...
... When we talk about single photons, the unit of energy is the electron volt (eV) 12.4 Å = 1000 eV or 1 keV; X-rays are taken to be any photons with energies greater than 100 eV (0.1 keV) and wavelengths, therefore, below 124 Å Note that since temperature is proportional to energy, we can relate light ...