AtomicDB

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103.5M
positions
21.9M
practically solved
381.54T
engine nodes
2.8M
analyses
309
in queue
6
active workers
36
active cores
36.2M
nodes / sec
15.9
positions / min
107
proof number
4,824
disproof number
Root conquest: 0/20 first moves solved · 21.1% of tree positions solved · last 24h: 245,824 closures, 4.05T nodes searched
Proof health & closures by source
Proof health · median disproof number on the AND frontier: 71 over 200 open obligations, of which 36 (18.0%) 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 15.2m (median of 86) · measured at 2026-10-30 11:00 UTC
Closures by source, last 24h (245793 of 245793 labelled): USER 98.5% (242142) · FILL 1.3% (3076) · AUTO 0.2% (523) · SOLVE 0.0% (0) · NONE 0.0% (52) · last 7d (1375714 of 1375745): USER 98.1% (1349287) · FILL 0.7% (9638) · AUTO 1.2% (16257) · SOLVE 0.0% (0) · NONE 0.0% (532). Labelling started at deploy: closures older than that carry no source and are counted in none of the shares above.

Now analyzing all workers

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Keyboard move list

First moves from the starting position

movestateevalvisits
g1f3unsolved11692
g1h3unsolved7512
e2e3unsolved4693
e2e4unsolved4102
d2d4unsolved4052
b1c3unsolved1422
b1a3unsolved03
c2c3unsolved02
g2g3unsolved02
b2b4unsolved-593
h2h3unsolved-972
d2d3unsolved-982
a2a3unsolved-1002
f2f3unsolved-1173
b2b3unsolved-1441
f2f4unsolved-2603
h2h4unsolved-5002
a2a4unsolved-5142
g2g4unsolved-6042
c2c4unsolved-7003

Best and worst values over time, and the main line

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
1BManBJ
41.3% of the fleet
1.67T5,712
2Torom
38.8% of the fleet
1.57T9,718
3RickEdinson
11.3% of the fleet
458.57B3,040
4MoNiKaMaDnEsS
8.5% of the fleet
345.91B2,552
5soothdest
<0.1% of the fleet
896.0M7

5 accounts · 4.05T nodes searched by the whole fleet.

All time

ContributorNodesAnalyses
1NitroColoraze
23.7% of the fleet
90.30T751,082
2BManBJ
19.9% of the fleet
76.08T520,670
3Torom
13.2% of the fleet
50.55T363,522
4tenzink
11.2% of the fleet
42.83T349,427
5auranvesdranor
8.2% of the fleet
31.40T228,002
6RickEdinson
5.4% of the fleet
20.57T135,010
7randomchampgamer
5.2% of the fleet
19.85T140,897
8MoNiKaMaDnEsS
3.2% of the fleet
12.06T83,160
9JackIV
2.6% of the fleet
10.06T67,859
10gannet
1.9% of the fleet
7.24T46,848

and 25 more.

35 accounts · 381.62T 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 23 proposals · see every proposal

Milestones