Most Subtle Rocket Booster Re-Entry Signal Ever?

Images

The GOES-U rocket launch on SpaceX Falcon Heavy provided an opportunity for GOES-East (16) and -West (18) to monitor the launch and booster re-entries. Both the operational GOES were taking special (research) ABI meso-scale sectors of the launch, with GOES-16 providing 1-min imagery and GOES-18 30-sec (both sectors). (More on how to submit an ABI meso research request.) The launch itself has a much stronger and longer signal in ABI imagery than the smaller boosters making re-entry.

A previous CIMSS Satellite Blog shows the GOES satellite signatures of the GOES-U launch, from both GOES-16 and GOES-18.

GOES-East

Stepped sequence of 1-minute GOES-16 images from all 16 ABI spectral bands, plus a Rocket Plume RGB from a UW/CIMSS Satellite Blog. Click to Play.

The meso-scale sector from GOES-16 offered images every minute over Florida.

GOES-16 ABI Band 8 (6.2 um) “water vapor” band showing the warming possibly associated with the rocket re-entry burns. The white circle has been added. Click to Play.

Above is a short loop of the upper-level “water vapor” band on the ABI. Note the warming at approximately 21:33 UTC. The white pixels to the southwest of the circle is a cloud associated with the GOES-R rocket launch.

Another option to combine three of the ABI spectral bands is via the “rocket plume” RGB that during the day uses the 3.9 um “fire” band, the 6.2 um water vapor band and “red” visible band.

Still image of the “rocket plume” RGB at approximately 21:33 UTC. The black circle has been added to show the subtle signal of the re-entry of the boosters.
GOES-16 ABI “rocket plume” RGB animation on June 25, 2024. Click to Play

GOES-West

The meso-scale sector from GOES-18 offered images every 30 seconds over Florida, albeit at a relatively large view angle. This parallax isn’t an error, just a difference in viewing. This is why the rocket appears farther east when viewed from GOES-West. More on parallax using a webapp.

GOES-18 ABI Band 8 (6.2 um) image showing the warming possibly associated with the GOES-U rocket re-entry burns. The black circle has been added.
GOES-18 ABI Band 8 (6.2 um) animation on June 25, 2024. Click to play.

All 16 bands from GOES-18 ABI.

Landing

GOES-U booster rockets just before landing. Credit: SpaceX

H/T

Thanks to the large cast who built and launched GOES-U! The GOES ABI data was accessed via the UW/SSEC Data Services. McIDAS-X, geo2grid and AWIPS software was used to generate the images. More UW/CIMSS Satellite Blogs associated with rocket signatures.

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