Close Approach Data
| Date | Miss Distance | Speed |
|---|---|---|
| August 23, 1902 | 0.1757 AU (26.3 million km) | 22.2 km/s |
| January 16, 1909 | 0.0401 AU (6.0 million km) | 10.2 km/s |
| March 18, 1912 | 0.0716 AU (10.7 million km) | 18.6 km/s |
| January 31, 1919 | 0.0404 AU (6.1 million km) | 17.5 km/s |
| February 24, 1930 | 1.7200 AU (257.3 million km) | 5.3 km/s |
| July 9, 1951 | 0.0285 AU (4.3 million km) | 9.3 km/s |
| August 22, 1951 | 0.1639 AU (24.5 million km) | 21.7 km/s |
| March 9, 1953 | 1.7055 AU (255.1 million km) | 5.6 km/s |
| March 11, 1961 | 0.1815 AU (27.2 million km) | 22.6 km/s |
| April 14, 1974 | 0.1709 AU (25.6 million km) | 13.2 km/s |
| January 14, 1989 | 1.4084 AU (210.7 million km) | 4.5 km/s |
| December 23, 1993 | 0.0186 AU (2.8 million km) | 9.8 km/s |
| August 14, 2000 | 0.0465 AU (7.0 million km) | 17.6 km/s |
| March 12, 2010 | 0.1890 AU (28.3 million km) | 22.6 km/s |
| April 11, 2023 | 0.1627 AU (24.3 million km) | 13.5 km/s |
| December 1, 2024 | 1.5009 AU (224.5 million km) | 4.7 km/s |
| July 26, 2036 | 0.1558 AU (23.3 million km) | 13.4 km/s |
| January 6, 2048 | 1.9498 AU (291.7 million km) | 6.6 km/s |
| February 4, 2056 | 0.0166 AU (2.5 million km) | 9.9 km/s |
| January 20, 2059 | 0.0963 AU (14.4 million km) | 15.8 km/s |
| April 1, 2059 | 0.1031 AU (15.4 million km) | 14.8 km/s |
| November 15, 2083 | 1.4859 AU (222.3 million km) | 4.8 km/s |
| August 24, 2085 | 0.1343 AU (20.1 million km) | 21.1 km/s |
| August 9, 2098 | 0.0924 AU (13.8 million km) | 13.7 km/s |
| May 8, 2108 | 0.0664 AU (9.9 million km) | 12.7 km/s |
| September 26, 2119 | 1.4082 AU (210.7 million km) | 4.4 km/s |
| August 18, 2134 | 0.0530 AU (7.9 million km) | 17.9 km/s |
| March 15, 2144 | 0.1624 AU (24.3 million km) | 22.1 km/s |
| November 4, 2150 | 0.0138 AU (2.1 million km) | 9.8 km/s |
| August 16, 2155 | 1.7380 AU (260.0 million km) | 5.3 km/s |
| April 15, 2157 | 0.1570 AU (23.5 million km) | 13.4 km/s |
| September 1, 2178 | 1.6927 AU (253.2 million km) | 5.6 km/s |
| August 27, 2183 | 0.1354 AU (20.3 million km) | 21.2 km/s |
| May 10, 2193 | 0.1114 AU (16.7 million km) | 14.7 km/s |
Potentially Hazardous Asteroid
4486 Mithra (1987 SB) is classified as a Potentially Hazardous Asteroid (PHA) because it is estimated to be larger than 140 meters and its orbit comes within 0.05 AU of Earth. NASA continuously monitors this object for any future impact risk. Current data does not indicate a confirmed impact event.
Eccentric asteroid and suspected contact-binary
4486 Mithra, is an eccentric asteroid and suspected contact-binary, classified as near-Earth object and potentially hazardous asteroid, approximately 2 kilometers in diameter. It belongs to the Apollo group of asteroids and is a relatively slow rotator.
Frequently Asked Questions
Is 4486 Mithra (1987 SB) dangerous?โพ
4486 Mithra (1987 SB) is classified as a potentially hazardous asteroid (PHA) by NASA. This means it is large enough and its orbit brings it close enough to Earth to warrant close monitoring. However, a PHA classification does not mean an impact is imminent.
How close will 4486 Mithra (1987 SB) come to Earth?โพ
The closest recorded Earth approach of 4486 Mithra (1987 SB) is 0.1757 AU (26.3 million km) on August 23, 1902, at a speed of approximately 22.2 km/s.
How big is 4486 Mithra (1987 SB)?โพ
4486 Mithra (1987 SB) has an estimated diameter of 3.23 km (1998โ4467 meters range). Its absolute magnitude (H) is 15.62, which NASA uses along with assumed albedo to estimate size.