(7543) Prylis Jupiter Trojan

Discovered on 19 September 1973 by van Houten, C. J., van Houten-Groeneveld, I., Gehrels, T. at Palomar.

Where Prylis is today

MercuryVenusEarthEarthMarsMarsJupiterJupiterPrylisPrylis

Seen from above the solar system on 2026-10-14: Prylis is 5.53 au from the Sun and 6.52 au from Earth. Computed from JPL's orbital elements.

Facts

Number7543
Provisional designation1973 SY
Orbit classJupiter Trojan
Diameter42.9 km (#897 largest of 17,440 named asteroids with a measured size)
Albedo0.0550
Rotation period17.8 hours
Absolute magnitude (H)10.67
Orbital period11.9 years
Semi-major axis5.21 au
Perihelion – aphelion4.88 – 5.55 au
Eccentricity0.0638
Inclination14.1°
Closest distance between its orbit and Earth's (MOID)3.89 au

Data: NASA/JPL Small-Body Database and the IAU Minor Planet Center.

Also discovered on 19 September 1973

More named asteroids discovered by van Houten, C. J., van Houten-Groeneveld, I., Gehrels, T.