The orbit of comet C/1957 P1 has a very elongated ellipse with eccentricity 0.99. Its perihelion was within 0.35 AU from the sun, with a passage on August 1st 1957. Orbital inclination relative to the ecliptic 93.9.
See more
Antonín Mrkos discovered comet C/1957 P1 on 29 July 1957