AtomicDB

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63.1M
positions
11.1M
practically solved
227.47T
engine nodes
1.8M
analyses
8,610
in queue
12
active workers
72
active cores
5.4M
nodes / sec
24.0
positions / min
125
proof number
3,794
disproof number
Root conquest: 0/20 first moves solved · 17.7% of tree positions solved · last 24h: 794,106 closures, 9.06T nodes searched
Proof health & closures by source
Proof health · median disproof number on the AND frontier: 80 over 185 open obligations, of which 30 (16.2%) sit at or below dn 2, one unanswered question from falling over · 0 open nodes on impossible numbers · positions a visitor asked for close in 7.2h (median of 234) · measured at 2026-09-26 17:00 UTC
Closures by source, last 24h (794099 of 794104 labelled): USER 96.3% (764728) · FILL 0.8% (6349) · AUTO 2.8% (21939) · SOLVE 0.0% (0) · NONE 0.1% (1083) · last 7d (1331259 of 1331259): USER 97.7% (1301264) · FILL 0.5% (6349) · AUTO 1.6% (21939) · SOLVE 0.0% (0) · NONE 0.1% (1707). Labelling started at deploy: closures older than that carry no source and are counted in none of the shares above.

Now analyzing

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Keyboard move list

First moves from the starting position

movestateevalvisits
g1f3unsolved10252
g1h3unsolved6742
e2e3unsolved5053
e2e4unsolved4172
d2d4unsolved3882
b1c3unsolved1592
c2c3unsolved02
g2g3unsolved02
b2b4unsolved03
b1a3unsolved03
h2h3unsolved-1002
a2a3unsolved-1032
f2f3unsolved-1102
d2d3unsolved-1162
b2b3unsolved-1191
f2f4unsolved-3023
h2h4unsolved-5002
a2a4unsolved-5022
g2g4unsolved-6002
c2c4unsolved-7003

Contributors by engine nodes

Every position in this tree was searched by somebody's machine. Ties share a place, and the share is measured against everything the whole fleet searched in that window.

Last 24 hours

ContributorNodesAnalyses
1NitroColoraze
84.9% of the fleet
7.69T53,199
2BManBJ
5.4% of the fleet
485.39B3,916
3tenzink
5.3% of the fleet
481.27B3,248
4randomchampgamer
1.7% of the fleet
150.58B1,243
5RickEdinson
1.6% of the fleet
146.94B1,194
6MoNiKaMaDnEsS
0.7% of the fleet
60.16B470
7auranvesdranor
0.5% of the fleet
44.97B354
8Torom
<0.1% of the fleet
3.44B8

8 accounts · 9.06T nodes searched by the whole fleet.

All time

ContributorNodesAnalyses
1NitroColoraze
39.1% of the fleet
88.96T742,749
2tenzink
15.7% of the fleet
35.71T301,058
3BManBJ
11.1% of the fleet
25.35T174,159
4auranvesdranor
11.1% of the fleet
25.18T181,889
5JackIV
4.4% of the fleet
10.06T67,859
6randomchampgamer
3.7% of the fleet
8.51T61,710
7RickEdinson
2.9% of the fleet
6.50T43,070
8NeoArcturus
1.8% of the fleet
4.09T16,756
9MoNiKaMaDnEsS
1.8% of the fleet
4.02T25,738
10ijh
1.6% of the fleet
3.57T37,348

and 22 more.

32 accounts · 227.64T nodes searched by the whole fleet.

Proposed campaigns

Anyone can put a line up and vote for it. The site owner decides which one the solver actually runs.

Showing the 6 most voted of 21 proposals · see every proposal

Milestones