| Date | Miss Distance | Speed |
|---|---|---|
| July 1, 1919 | 0.9438 AU (141.2 million km) | 7.1 km/s |
| February 3, 1943 | 1.7603 AU (263.3 million km) | 10.2 km/s |
| May 31, 1958 | 0.0270 AU (4.0 million km) | 13.7 km/s |
| September 19, 1958 | 0.0199 AU (3.0 million km) | 15.0 km/s |
| August 26, 1978 | 1.3930 AU (208.4 million km) | 8.3 km/s |
| May 29, 1986 | 0.0283 AU (4.2 million km) | 14.5 km/s |
| July 12, 2000 | 0.1221 AU (18.3 million km) | 11.5 km/s |
| April 24, 2002 | 0.8929 AU (133.6 million km) | 6.5 km/s |
| February 20, 2015 | 0.0972 AU (14.5 million km) | 15.7 km/s |
| June 2, 2024 | 0.0784 AU (11.7 million km) | 13.9 km/s |
| February 14, 2026 | 1.3891 AU (207.8 million km) | 8.1 km/s |
| December 13, 2048 | 0.0378 AU (5.7 million km) | 12.9 km/s |
| October 8, 2061 | 1.9313 AU (288.9 million km) | 10.5 km/s |
| August 26, 2085 | 1.0706 AU (160.2 million km) | 7.4 km/s |
| May 20, 2109 | 1.1091 AU (165.9 million km) | 7.6 km/s |
| December 9, 2132 | 1.9524 AU (292.1 million km) | 10.7 km/s |
| August 23, 2166 | 0.0545 AU (8.1 million km) | 14.2 km/s |
| July 15, 2168 | 1.2652 AU (189.3 million km) | 7.7 km/s |
| January 30, 2176 | 0.0942 AU (14.1 million km) | 13.1 km/s |
| March 23, 2192 | 1.0119 AU (151.4 million km) | 6.8 km/s |
14827 Hypnos (1986 JK) 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.
14827 Hypnos (1986 JK) 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.
The closest recorded Earth approach of 14827 Hypnos (1986 JK) is 0.0270 AU (4.0 million km) on May 31, 1958, at a speed of approximately 13.7 km/s.
14827 Hypnos (1986 JK) has an estimated diameter of 0.744 km (460โ1028 meters range). Its absolute magnitude (H) is 18.81, which NASA uses along with assumed albedo to estimate size.