Meteor-3M
RetroReflector Array (RRA) Characteristics:
Courtesy of IPIE/Shargarodsky/Parkhomenko
The retroreflector is an Optical Luneberg Lens, a glass ball 60 mm in diameter, fastened in a holder providing observation from Earth at elevations more than 30° (the retroreflector field of view is centered in the Nadir direction). The spherical retroreflector with it holder is fixed to the Meteor-3M spacecraft. The expected return signal strength level is between LAGEOS and Etalon.
Technical contact for array info: Professor Vladimir Vasiliev/Dr. Natalia Parkhomenko
Array email contact: natalia.n@g23.relcom.ru