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    Schwassmann-Wachmann 1, Comet 29P/

    comet Schwassmann-Wachmann 1
    Spitzer Telescope image of Schwassmann-Wachmann in infrared
    A short-period comet with an unusual, nearly circular orbit between Jupiter and Saturn, which is prone to occasional, unexplained outbursts in brightness of about 5 magnitudes (a factor of 100) over a few days. It was discovered in 1927 by the German astronomers (Friedrich Carl) Arnold Schwassmann (1870-1964) and Arthur Arno Wachmann (1902-1990).


    Perihelion 5.8 AU
    Eccentricity 0.04
    Inclination 9.4°
    Period 15 years


    Related category

       • COMETS



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