(33473) Porterfield Main-belt Asteroid
Discovered on 20 March 1999 by LINEAR at Socorro.
Pam Porterfield mentored a finalist in the 2017 Regeneron Science Talent Search, a science competition for high school seniors. She teaches at the West Lafayette Junior-Senior High School, West Lafayette, Indiana.Naming citation (MPC batch dated 2017-07-09), IAU / Minor Planet Center, via NASA/JPL
Where Porterfield is today
Seen from above the solar system on 2026-10-14: Porterfield is 2.18 au from the Sun and 2.53 au from Earth. Computed from JPL's orbital elements.
Facts
| Number | 33473 |
| Provisional designation | 1999 FZ45 |
| Orbit class | Main-belt Asteroid |
| Absolute magnitude (H) | 15.37 |
| Orbital period | 3.51 years |
| Semi-major axis | 2.31 au |
| Perihelion – aphelion | 2.18 – 2.44 au |
| Eccentricity | 0.0572 |
| Inclination | 6.26° |
| Closest distance between its orbit and Earth's (MOID) | 1.19 au |
Data: NASA/JPL Small-Body Database and the IAU Minor Planet Center.
Also named after someone called Pam
All asteroids named after someone called Pam
Also discovered on 20 March 1999
- (10943) Brunier
- (11207) Black
- (17050) Weiskopf
- (17051) Oflynn
- (17052) Senthilvel
- (17053) Ashayshah
- (17910) Munyan
- (17911) Robertsnyder
- (17913) Strode
- (17914) Joannelee
- (22780) McAlpine
- (28343) Florcalandra