L?a?u?n?c?h? HOP Thread: SpaceX Starship SN5 - 150 meter hop (attempt #2)

No.11972818 ViewReplyOriginalReport
nervous waiting edition

Launch: Tuesday, August 4, ??? PM CST / ??? UTC (window runs from 13:00-01:00 UTC)
Livestreams:
>NasaSpaceFlight: https://www.youtube.com/watch?v=wJUdY14kfhc
>LabPadre: https://www.youtube.com/watch?v=5QbM7Vsz3kg
>SPadre: https://www.youtube.com/watch?v=rCnl4IZOPe0

Launch Vehicle: SpaceX Starship Serial Number 5 (SN5) with 1x Raptor engine (SN27)
Launch Pad: Starship Launch Pad, Boca Chica, Texas
Landing Pad: Starship Landing Pad, Boca Chica, Texas
Payload: Two big rolls of stainless steel welded together in a box (mass simulator)
Hop Parameters: Max vertical distance of ~150 meters, with some horizontal translation, then down onto the pad. No hovering possible in the current configuration.

SpaceX statistics: This is the first hop of SN5, and the first hop of a proper Starship prototype. This will be the 2nd Starship-connected firing of Raptor SN27.

TFR: https://tfr.faa.gov/save_pages/detail_0_7438.html
Road Closure: https://www.cameroncounty.us/spacex/ (8:00 AM to 8:00 PM CST)

News:
>https://arstechnica.com/science/2020/08/today-may-be-the-day-spacexs-starship-prototype-takes-flight/
>https://www.nasaspaceflight.com/2020/07/starship-sn5-waits-for-sf/
>https://www.teslarati.com/spacex-starship-sn5-flight-debut-monday/

Starship testing history: https://en.wikipedia.org/wiki/Starship_development_history#Prototypes_and_testing

>Why did the first attempt get aborted?
>"A Raptor turbopump spin start valve didn’t open, triggering an automatic abort." t. Elon