First observations and magnitude measurement of Starlink’s DarksatJ. Tregloan-Reed, A. Otarola, E. Ortiz, V. Molina, J. Anais, R. González, J. P. Colque and E. Unda-SanzanaA&A, 637 (2020) L1DOI: https://doi.org/10.1051/0004-6361/202037958
