(4222) Nancita Mars-crossing Asteroid
Discovered on 13 March 1988 by E. F. Helin at Palomar.
Where Nancita is today
Seen from above the solar system on 2026-10-14: Nancita is 2.39 au from the Sun and 2.16 au from Earth. Computed from JPL's orbital elements.
Facts
| Number | 4222 |
| Provisional designation | 1988 EK1 |
| Orbit class | Mars-crossing Asteroid |
| Diameter | 9.64 km (#5,317 largest of 17,440 named asteroids with a measured size) |
| Albedo | 0.209 |
| Rotation period | 3.87 hours |
| Spectral type | S |
| Absolute magnitude (H) | 12.37 |
| Orbital period | 3.64 years |
| Semi-major axis | 2.37 au |
| Perihelion – aphelion | 1.67 – 3.07 au |
| Eccentricity | 0.296 |
| Inclination | 3.74° |
| Closest distance between its orbit and Earth's (MOID) | 0.680 au |
Data: NASA/JPL Small-Body Database and the IAU Minor Planet Center.
Also discovered on 13 March 1988
More named asteroids discovered by E. F. Helin
- (1982) Cline
- (2048) Dwornik
- (2050) Francis
- (2062) Aten
- (2074) Shoemaker
- (2083) Smither
- (2099) Opik
- (2100) Ra-Shalom
- (2128) Wetherill
- (2143) Jimarnold
- (2220) Hicks
- (2335) James
← (4221) Picasso · (4223) Shikoku →