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use the center of the exposure for the barycentric correction #971

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merged 1 commit into from May 27, 2020

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segasai
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@segasai segasai commented May 27, 2020

Currently the start of the exposure is used for the barycentric correction, but for 20 min exposure the difference in the correction between center of exposure and beginning can reach 0.4 km/s.

The commit fixes that.

@sbailey
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sbailey commented May 27, 2020

Looks good, thanks.

@sbailey sbailey merged commit cb5a924 into desihub:master May 27, 2020
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2 participants