List of Aten asteroid records
The following is a list of current records for Aten asteroids (also see List of numbered Aten asteroids and Aten asteroids (category)).
| Record | Object | Value | |
|---|---|---|---|
| Discovery Records | |||
| First Detected | (363505) 2003 UC20 | December 5, 1954 | |
| First Confirmed | 2062 Aten | Jan. 7, 1976 | |
| Physical Records | Absolute Magnitude |
Diameter | |
| Largest Dimmest (Named) |
2340 Hathor | 19.2 | 5.3 km |
| Brightest | (137170) 1999 HF1 | 14.5 | 4.3 km |
| Brightest (Numbered) | (66146) 1998 TU3 | 14.7 | 3.6 km |
| Brightest (Named) | 3753 Cruithne | 15.1 | 3.3 km |
| Smallest (Named) | 3362 Khufu | 18.3 | 700 m |
| Dimmest (Numbered) | (68347) 2001 KB67 | 19.9 | 505 m |
| Dimmest | 2003 SW130 | 29.1 | 5 m |
| Orbital Records | |||
| Perihelion Records | q (au) | notes | |
| Smallest | (137924) 2000 BD19 | 0.092 | smallest of all asteroids |
| Smallest (named) | 2340 Hathor | 0.464 | |
| Largest (numbered) | 2062 Aten | 0.790 | |
| Largest | 2002 AA29 | 0.984 | Earth Co-Orbital |
| Semi-Major Axis Records | a (au) | notes | |
| Smallest | (434326) 2004 JG6 | 0.635 | Apohele asteroid, smallest of all asteroids |
| Smallest (numbered) | (66391) 1999 KW4 | 0.642 | |
| Smallest (named) | 2100 Ra-Shalom | 0.832 | |
| Largest (numbered) | 3753 Cruithne | 0.998 | Earth Co-Orbital |
| Largest | (85770) 1998 UP1 | 0.999 | In Earth's Zone of Influence |
| Aphelion Records | Q (au) | notes | |
| Smallest | (434326) 2004 JG6 | 0.973 | Apohele asteroid, smallest of all asteroids |
| Smallest (numbered) | (33342) 1998 WT24 | 1.019 | smallest of all numbered asteroids |
| Smallest (named) | 2062 Aten | 1.143 | smallest of all named asteroids |
| Largest (named) | 3753 Cruithne | 1.511 | Earth Co-Orbital |
| Largest | (66063) 1998 RO1 | 1.705 | In Earth's Zone of Influence, Binary |
| Eccentricity Records | e | notes | |
| Smallest | 2002 AA29 | 0.013 | Earth Co-Orbital |
| Smallest (numbered) | 2062 Aten | 0.183 | |
| Largest (named) | 3753 Cruithne | 0.515 | Earth Co-Orbital |
| Largest | (137924) 2000 BD19 | 0.895 | |
| Inclination Records | i (deg) | notes | |
| Smallest | 2004 FH | 0.000 | |
| Smallest (numbered) | (65679) 1989 UQ | 1.3 | |
| Smallest (named) | 2340 Hathor | 5.9 | |
| Largest (numbered) | 5381 Sekhmet | 49.0 | |
| Largest | (333889) 1998 SV4 | 53.3 |