3 papers
astro-ph.IM2024
A clear case for dust obscuration of the lunar retroreflectors
Sanchit Sabhlok, James B. R. Battat, Nicholas R. Colmenares +2
The passive retroreflector arrays placed on the moon by Apollo 11, 14 and 15 astronauts continue to produce valuable Earth-Moon range measurements that enable high-precision tests…
astro-ph.IM2023
Fifteen years of millimeter accuracy lunar laser ranging with APOLLO: data reduction and calibration
Nicholas R. Colmenares, James B. R. Battat, Daniel P. Gonzales +2
The Apache Point Lunar Laser-ranging Operation (APOLLO) has been collecting lunar range measurements for 15 years at millimeter accuracy. The median nightly range uncertainty since…
astro-ph.IM2023
Fifteen years of millimeter accuracy lunar laser ranging with APOLLO: dataset characterization
James B. R. Battat, Eric Adelberger, Nicholas R. Colmenares +7
We present data from the Apache Point Observatory Lunar Laser-ranging Operation (APOLLO) covering the 15-year span from April 2006 through the end of 2020. APOLLO measures the eart…