activity
19942026
most citedThe O-Na and Mg-Al Anticorrelations in Turn-Off and early Subgiants in Globular Clusters

526 citations · 9.7k across the 172 of their papers we have counts for

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Showing astro-ph.IMShow all

7 papers · 1 filter

astro-ph.IM2019★ 2 cited

Hardware and software for a robotic network of telescopes - SONG

M. F. Andersen, F. Grundahl, J. Christensen-Dalsgaard +7

SONG aims at setting up a network of small 1m telescopes around the globe to observe stars uninterrupted throughout days, weeks and even months. This paper describes the fundamenta…

astro-ph.IM2019★ 1 cited

The SONG prototype: Efficiency of a robotic telescope

M. F. Andersen, F. Grundahl, A. H. Beck +1

The Stellar Observations Network Group prototype telescope at the Teide Observatory has been operating in scientific mode since March 2014. The first year of observations has entir…

astro-ph.IM2019★ 31 cited

Conducting the SONG: The robotic nature and efficiency of a fully automated telescope

M. Fredslund Andersen, R. Handberg, E. Weiss +4

We present a description of "the Conductor", an automated software package which handles all observations at the first Stellar Observations Network Group (SONG) node telescope at t…

astro-ph.IM2016★ 369 cited

State of the Field: Extreme Precision Radial Velocities

Debra Fischer, Guillem Anglada-Escude, Pamela Arriagada +53

The Second Workshop on Extreme Precision Radial Velocities defined circa 2015 the state of the art Doppler precision and identified the critical path challenges for reaching 10 cm/…

astro-ph.IM2014★ 55 cited

The Two-Colour EMCCD Instrument for the Danish 1.54m Telescope and SONG

Jesper Skottfelt, D. M. Bramich, M. Hundertmark +13

We report on the implemented design of a two-colour instrument based on electron multiplying CCD (EMCCD) detectors. This instrument is currently installed at the Danish 1.54m teles…

astro-ph.IM2012★ 33 cited

High Frame-rate Imaging Based Photometry, Photometric Reduction of Data from Electron-multiplying Charge Coupled Devices (EMCCDs)

Kennet B. W. Harpsøe, Uffe G. Jørgensen, Michael I. Andersen +1

The EMCCD is a type of CCD that delivers fast readout times and negligible readout noise, making it an ideal detector for high frame rate applications which improve resolution, lik…