pgraff

Contests

Results
Rank Score Rating Δ Date Event
350
0.47 · ·
April 4, 2013
Heritage Health Prize
267
1.20 · ·
Dec. 17, 2012
Observing Dark Worlds
231
7.73 · ·
Oct. 1, 2011
dunnhumby's Shopper Challenge
36
0.02 · ·
Aug. 18, 2011
Mapping Dark Matter