spoopy spy sat edition

Livestream: https://youtu.be/2D8IT7nKUmc
Launch window: Thursday December 17 9:00 AM EST / 14:00 UTC (3 hour window)

Probability of violating weather constraints: 30% (https://www.patrick.spaceforce.mil/Portals/14/Weather/Falcon%209%20NROL-108%20L-1%20Forecast%2017%20Dec%20Launch.pdf?ver=Rh68t77vkMcMPf9m3qD_gQ%3d%3d)
Backup launch window: Friday December 18 9:00 AM EST / 14:00 UTC (3 hour window)
Launch vehicle: SpaceX Falcon 9 with first stage B1059.5 (prior launches: CRS-19, CRS-20, Starlink-L9, SAOCOM 1B)
Launch pad: LC-39A, Kennedy Space Center, Florida
Fairings: New
Fairing recovery: On fairing recovery vessel 'Ms. Tree'
First stage landing: RTLS; At Landing Zone 1 (LZ-1)
Payload: NROL-108 for the National Reconnaissance Office
Payload mass & deployment orbit: it's a mystery, but most likely along a 52° inclination
>https://sattrackcam.blogspot.com/2020/12/nrol-108-another-mystery-launch-perhaps.html

Launch viewing guide for Florida: http://www.launchphotography.com/Delta_4_Atlas_5_Falcon_9_Launch_Viewing.html
SpaceX twitter: https://twitter.com/SpaceX

Stats
>70th booster landing
>26th Falcon 9 launch of the year (25th orbital launch)
>103nd F9 launch
>48th re-flight of a 1st stage booster

Patch meaning: "Gorillas are peaceful animals but can be fierce when necessary. Like the gorilla, our #NROL108 mission is constantly vigilant and ready to defend its own, demonstrating NRO's commitment to protecting U.S. warfighters, interests, and allies."