6.8. Details to take into account in the observation of moving targets
Sunspot positions and sizes for 1825–1867 from the observations by Samuel Heinrich Schwabe
ENiM – Égyptologie on Twitter: "Kyle Andrew Weyburne, « Determining the Dates of the Illumination of the Great Temple at Abu Simbel and their Relation to Khoiak », ENiM 14, 2021, p.
Using the JPL Horizons Ephemeris Website http://ssd.jpl.nasa.gov/?horizons
Orbital parameters of asteroids using analytical propagation
Giant Peanut-Shaped Asteroid to Pass Harmlessly by Earth Wednesday | Space
Ryan Haecker (@rhackerrr) / Twitter
Asteroid 2012 DA14's Friday Flyby: A Skywatcher's Guide | Space
SPICE Files
Horizons System
ToughSF on Twitter: "Catch an asteroid! @HopDavid41 expands on just how easy it is to relocate Near-Earth Asteroids into a closed orbit around our planet. There are hundreds to thousands of 100-1000
Final project. Earth to Neptune via Gravity assist flyby Jupiter
טוויטר \ ToughSF בטוויטר: "He uses the example of 2008HU4, a ~500 ton asteroid that would only need 250m/s deltaV to move it into the Earth-Moon Lagrange point 2. Propellant can come
65803 Didymos (@AsteroidDidymos) / Twitter
Horizons System
Asteroid Series 3: Generating an Ephemeris for Asteroids – Stone Edge Observatory
HORIZONS Web-Interface http://ssd.jpl.nasa.gov/horizons.cgi#results 1 of 16 7/28/10 5:34 PM
Minor Revision Topical Editor Decision: Publish subject to technical corrections (20 Sep 2020) by Margit Haberreiter Comments
Ephemerides and Finding Charts
