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What's the confidence level that the detection of phosphine is not some sort of false positive? I read the majority of the google cache and that aspect seemed t
by emerged 6y ago
What's the confidence level that the detection of phosphine is not some sort of false positive? I read the majority of the google cache and that aspect seemed to be glossed over.
- saberdancer 6y agoI'm pretty sure this was first thing they checked for. Having a different observatory confirm the same results helps as well.
- Tossrock 6y agoThey used two different observatories (James Clerk Maxwell Telescope and the Atacama Large Millimeter Array) to confirm the signal. The chances of both being wrong in the exact same way is very low.
- jml7c5 6y agoThat suggests the instruments aren't faulty, but does not preclude systematic error.