Ctrl K

© Polaris Intelligence 2026

Privacy Terms Admin

MERLOT

retired

Technology DemonstrationLEOCOSPAR 1998-067RMLaunched 2/15/2020

Mission & Launch

Launch Mission: S.S. Robert Lawrence Mission
Launch Vehicle: Antares 230+
Launch Date: 2/15/2020
Last Contact: 12/22/2021

Orbit & Mass

Orbit Class: LEO
Altitude: 418 km
Inclination: 51.6 deg
Dry Mass: 50 kg
Total Mass: 50 kg

Payload Classification

Mission Type: Technology Demonstration
Payload Category: TECH
Payload Class: D

Organizations

Operator: U.S. Defense Advanced Research Projects Agency (DARPA)
Manufacturer: U.S. Defense Advanced Research Projects Agency (DARPA)

Registry

COSPAR ID: 1998-067RM
UN Registration: ST/SG/SER.E/951