Operational history
The major operational phases and milestones are:
1. Launch and transfer to orbit: (provide date, and summary overview)
2. Calibration and Performance Verification: (provide date, and summary overview)
3. Nominal Mission: (provide date, and summary overview)
4. Extended Mission: (provide date, and summary overview)
5. LFI-only phase: (provide date, and summary overview)
5. End-of-life: (provide a vague estimation)
Provide a description of the product Planck Operational State History.
(Planck) Low Frequency Instrument