(740495) Langill Main-belt Asteroid
Discovered on 21 August 2003 by K. Perrett D. D. Balam at Maunakea.
Philip Langill (b. 1961) is a Canadian associate professor of astronomy and physics at the University of Calgary and the director of the Rothney Astrophysical Observatory (RAO). Phil's research interests include the follow-up of optical transients and the observation of occultations of transneptunian objects as well as public outreach at the RAO.Naming citation (WGSBN Bull. 5, #3, 20), IAU / Minor Planet Center, via NASA/JPL
Where Langill is today
Seen from above the solar system on 2026-10-14: Langill is 2.41 au from the Sun and 2.63 au from Earth. Computed from JPL's orbital elements.
Facts
| Number | 740495 |
| Provisional designation | 2003 QF116 |
| Orbit class | Main-belt Asteroid |
| Absolute magnitude (H) | 18.45 |
| Orbital period | 3.37 years |
| Semi-major axis | 2.25 au |
| Perihelion – aphelion | 2.01 – 2.48 au |
| Eccentricity | 0.104 |
| Inclination | 4.12° |
| Closest distance between its orbit and Earth's (MOID) | 1.03 au |
Data: NASA/JPL Small-Body Database and the IAU Minor Planet Center.
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All asteroids named after someone called Philip