Holbrook

Seen to fall in 1912 in the United States · 220 kg recovered · L/LL6

Holbrook has the 25th-largest recovered mass of the 1,063 observed falls in NASA’s Meteorite Landings dataset (records to 2013). It is the heaviest of the four L/LL6 falls.

Group: Intermediate and ungrouped ordinary chondrites
Recorded position: 34.900° N, 110.183° W

The map is centred on Holbrook. Rings every 200 km; numbers match the table below.

Nearest recorded falls

The closest recorded fall to Holbrook is Aztec, 289 km to the north-east. No other fall in the record lies within 250 km of Holbrook.

#	Fall	Year	Class	Recovered	Distance
1	Aztec	1938	L6	2.8 kg	289 km north-east
2	Whetstone Mountains	2009	H5	2.1 kg	328 km south
3	Canon City	1973	H6	1.4 kg	593 km north-east
4	Pasamonte	1933	Eucrite-pmict	5.1 kg	631 km east
5	Portales Valley	1998	H6	71 kg	636 km east
6	Malaga	1933	Ordinary chondrite	150 g	646 km south-east

What L/LL6 means

L/LL6 is the label for an ordinary chondrite with iron content between the L and LL groups, petrologic type 6, strongly heated on its parent body. The nearest other L/LL6 fall is Trysil in Norway, 8,131 km away. In date order among L/LL6 falls, the one before Holbrook is Cabezo de Mayo (1870, Spain) and the one after is Sultanpur (1916, India).

Grey ticks: all 1,063 falls. Dark ticks: the 32 falls in the group intermediate and ungrouped ordinary chondrites.

Holbrook in the United States’s record

In date order Holbrook is number 56 of the 146 falls recorded in the United States, which run from 1807 to 2012. The fall recorded before Holbrook in the United States is Kilbourn (1911); the next is Moore County (1913).

Bigger dots carry more recovered mass.

The 1910s

Holbrook is one of 65 falls dated to the 1910s. Elsewhere, the record lists three other falls in 1912: N'Kandhla in South Africa, Shupiyan in India, Leeuwfontein in South Africa.