Asteroid 437844 1999 MN

437844 1999 MN is a near-Earth asteroid roughly 250 m across, about the size of a stadium. Its closest recorded pass was on 2 Jun 1938 at 2.4 lunar distances.

Estimated size

250 m

about the size of a stadium

Closest pass on record

2.37 LD

2 Jun 1938

Speed relative to Earth

14.7 km/s

Brightness (H)

21.01

Lower means larger

Past close approaches

Recorded passes within about 20 lunar distances since 1900.

437844 1999 MN
2 Jun 1979 · 17303 d ago · 250 m · 15.9 km/s
7.70 LD
2,960,607 km
437844 1999 MN
12 Jul 1978 · 17628 d ago · 250 m · 16.6 km/s
17.4 LD
6,682,891 km
437844 1999 MN
9 Jul 1973 · 19457 d ago · 250 m · 14.3 km/s
15.6 LD
5,999,736 km
437844 1999 MN
4 Jun 1948 · 28623 d ago · 250 m · 14.2 km/s
16.6 LD
6,375,741 km
437844 1999 MN
2 Jun 1943 · 30452 d ago · 250 m · 15.0 km/s
4.86 LD
1,868,814 km
437844 1999 MN
2 Jun 1938 · 32278 d ago · 250 m · 15.4 km/s
2.37 LD
911,458 km
437844 1999 MN
1 Jun 1933 · 34105 d ago · 250 m · 15.7 km/s
6.08 LD
2,336,610 km
437844 1999 MN
12 Jul 1927 · 36257 d ago · 250 m · 15.7 km/s
7.68 LD
2,951,899 km
437844 1999 MN
10 Jul 1922 · 38084 d ago · 250 m · 14.7 km/s
10.4 LD
4,013,502 km