Our Astronomical Column


    BORRELLY'S COMET.—This comet was under observation by Mr. R. L. Waterfield in Cheltenham during January. On January 9 it was a fairly easy object with 3-in., the magnitude being between 9.0 and 9.5; on January 26 it was still visible with 3-in., but much more difficult. The following is a short extension of the ephemeris (for Greenwich midnight):—

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    Our Astronomical Column . Nature 102, 452 (1919). https://doi.org/10.1038/102452a0

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