Johann Holetschek

Johann Holetschek (August 29, 1846 – November 10, 1923) was an Austrian astronomer, known for his research on comets. Born in Thuma, in Lower Austria, he worked at the observatory of the University of Vienna. He died at Vienna.

The crater Holetschek on the Moon is named after him.

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gollark: I wonder how much of the variance in performance between instruction sets is just down to their maturity and implementations of them.
gollark: That's 64-bit ARM.
gollark: It's some bizarre vector thing of insanity.
gollark: I mean, it seems unlikely that the companies iterating on x86 and randomly extending it and stuff would magically have hit on a perfectly optimized ISA.
gollark: *Is* it actually perfect?
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