[tz] Request RE: academic research question re: TZ database

Paul Eggert eggert at cs.ucla.edu
Thu Jan 9 21:39:58 UTC 2020

On 1/9/20 6:15 AM, Andrew Lyon wrote:
> if the hour of birth is unknown (for patients born 
> 1930-41), that a birth hour of midnight is assigned as a default.

If the birth hour is unknown you might be better off defaulting to noon 
than to midnight. First, noon is likely closer to the actual birth 
hour.[1] Second, you'll avoid some of these software glitches.

[1] https://www.cdc.gov/nchs/products/databriefs/db200.htm

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