TCEC Season 20 Engines

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This page TCEC Season 20 Engines is used for constant updating during TCEC Season 20, to see which engines and updates have been requested, announced and received.

For authors see Engines_and_authors

Explanation of typography

Explanation of special typography:

  • bold engines are invited for this particular event and contact has been sought or established with, the author(s)
  • struck through means declined or not participating
  • bold italics means engine and/or update received.
  • underlined means possible invite


  • click on any crosstable image to enlarge and also to see the r-mobility tiebreaks for that event.

Flowchart

Season 20 flowchart of promotions (and relegations)

Superfinal

  1. LCZero - advanced from Premier Division - net J94-100 replacing 66740, engine speedup with PR1483, parameter changes: RamLimitMb of 96 GB, NNCacheSize from 20M to 50M
  2. Stockfish - advanced from Premier Division - updated to 20210113

Premier Division

  1. Stockfish - update announced - questionnaire received - updated engine in
  2. LCZero - update announced - questionnaire received - updated engine in
  3. AllieStein - questionnaire replies partially received - updated engine in Reverted to S19 version due to crashes
  4. Stoofvlees - II a16 received - - awaiting questionnaire received -
  5. KomodoDragon aka Dragon - announced to replace regular Komodo - questionnaire received - updated engine is in
  6. ScorpioNN - questionnaire received - updated engine in
  7. Ethereal - advanced from L1 - updated engine in
  8. Rofchade - advanced from L1 - updated engine in

League 1

Standings including r-mobility points (1st table only)

Final crosstable of S20 League 1 (click to enlarge)
  1. Ethereal - questionnaire received - update announced received ... -> in case of promotion update received
  2. Slowchess - last reminder sent -> questionnaire received - update to 2.41 in
  3. Xiphos - last reminder sent -> questionnaire received - engine in
  4. RubiChess - questionnaire received - update 1.9 in
  5. rofChade - engine announced -> questionnaire received - Cup7 version 2.308 will play ... -> in case of promotion update received
  6. Igel - questionnaire received - update announced to 2.9-dev-2_ign-0-d78f0e31 received -> now updated to Igel 2.9-dev-2_ign-0-04e9eb29 ... -> in case of promotion update announced received: Igel 2.9-dev-2_ign-0-9b1937cc
  7. Nemorino - advanced from L2
  8. Defenchess - advanced from L2

League 2

Standings including r-mobility points (1st table only)

Final crosstable of S20 League 2 (click to enlarge)
  1. Defenchess - questionnaire received - existing last version engine will play (defenchess is announced to be out of development now)
  2. Fritz - questionnaire received - engine in
  3. Arasan - awaiting questionnaire received - update received
  4. Pedone - questionnaire received - update 201206 in
  5. Vajolet2 - questionnaire received - minor update announced received
  6. Winter - questionnaire received - cup7 version will play
  7. Wasp - update announced - last reminder sent -> questionnaire received - update 4.10 received
  8. Nemorino - advanced from L3
  9. Minic - advanced from L3
  10. Seer - advanced from L3

League 3

Standings including r-mobility points (1st table only)

Final crosstable of S20 League 3 (click to enlarge)
  1. Nemorino - questionnaire received - version 6.03 and FRC2 net will play -> update of engine and net received for case of promotion
  2. Minic - questionnaire received - if ready, Minic 3 may play version 3.01 submitted
  3. Pirarucu - awaiting questionnaire received - existing version v3.3.5 sent in
  4. Marvin - questionnaire received - update announced 5.0.0-a9 received
  5. Topple - questionnaire received - known version 0.7.5 will play
  6. Counter - questionnaire received - update announced to 3.7dev2 received
  7. Combusken - awaiting questionnaire received - update 1.4.0 received
  8. Seer - advanced from L4
  9. Weiss - advanced from L4
  10. Tucano - advanced from L4

League 4

Standings including r-mobility points (1st table only)

Final crosstable of S20 League 4 (click to enlarge)
  1. Monolith - participation announced, awaiting questionnaire questionnaire and season 19 engine received
  2. ChessFighter - questionnaire received - old version sent in
  3. FabChess - questionnaire received - update announced received
  4. Weiss - questionnaire received - updated to 1.2-dev
  5. Tucano - questionnaire received - update to 9.02_dev received
  6. Bagatur - participation of 2.2 announced, using older version by lack of new entry - awaiting questionnaire received
  7. Seer - advanced from QL
  8. Halogen - advanced from QL
  9. MrBob - advanced from QL
  10. A0lite - advanced from QL

Qualification League

Standings including r-mobility points (1st table only)

Final crosstable of S20 QL (click to enlarge)
  1. A0lite - questionnaire received - update to tcec20 received
  2. Koivisto - questionnaire and engine received
  3. Halogen - questionnaire received - engine received
  4. Seer - questionnaire received - updated new version received
  5. Stash - questionnaire received - updated new version received
  6. MrBob - questionnaire received - engine received
  7. Cheese - questionnaire received - update to 2.2 received

Not playing

  1. Schooner - no reply to invitation (not entering QL)
  2. Tornado - no reply to invitation - late reply in! engine currently under consideration for next TCEC Seasson 21 (not entering QL) -> refusal to fill in questionnaire received, so will not be invited again for now
  3. Gogobello - engine in - awaiting questionnaire -> missing questionnaire (drops out of L4)
  4. chess22k - engine in - awaiting questionnaire -> missing questionnaire (drops out of L4)
  5. Asymptote - engine in - awaiting questionnaire -> missing questionnaire (drops out of L3)
  6. Demolito - last reminder sent ->no reply to invitation (drops out of L2)

Current configuration

Current configuration and compilation output This is same as the first item in list below.

Pre QL and L3 config