The following solvers are used as references for the NITCH calculations in this month. The time indicated is their average solving time for error-free puzzles during the prior six months. The solvers average NITCH for each day of week is also shown, with the number of solutions for that day.
| Rank | Solver | Solutions used | Average time | Mon | Tue | Wed | Thu | Fri |
|---|---|---|---|---|---|---|---|---|
| 1 | Eylesie | 14940 | 03:42 | 100 (17) | 99 (13) | 98 (13) | 100 (16) | 100 (18) |
| 2 | Magoo | 34558 | 05:52 | 78 (20) | 100 (23) | 104 (18) | 101 (25) | 113 (22) |
| 3 | mohn | 28749 | 06:44 | 85 (17) | 104 (18) | 100 (16) | 100 (15) | 110 (15) |
| 4 | Jason | 43100 | 07:11 | 87 (22) | 108 (22) | 103 (22) | 92 (23) | 109 (21) |
| 5 | Lettuceleaf | 16961 | 07:14 | 86 (9) | 96 (9) | 94 (10) | 108 (13) | 113 (8) |
| 6 | Eamon Ryan | 48386 | 07:36 | 82 (22) | 98 (23) | 107 (24) | 108 (24) | 101 (23) |
| 7 | auchiedollie | 22305 | 08:38 | 88 (14) | 110 (12) | 108 (9) | 93 (9) | 105 (9) |
| 8 | Bogota Eagle | 49942 | 08:40 | 82 (24) | 102 (23) | 103 (19) | 107 (20) | 106 (20) |
| 9 | aphis99 | 50161 | 09:11 | 80 (18) | 107 (21) | 106 (22) | 90 (23) | 114 (17) |
| 10 | verlaine | 55381 | 09:49 | 72 (20) | 96 (20) | 101 (20) | 103 (20) | 120 (24) |
| 11 | richard | 49293 | 10:08 | 88 (18) | 102 (20) | 91 (14) | 101 (21) | 113 (18) |
| 12 | alanconnor | 29301 | 11:05 | 85 (13) | 93 (10) | 121 (13) | 106 (11) | 83 (7) |
| 13 | lickert | 69784 | 11:30 | 82 (24) | 108 (24) | 104 (21) | 100 (20) | 105 (22) |
| 14 | Tom Stubbs | 69114 | 11:52 | 83 (21) | 88 (22) | 106 (19) | 98 (22) | 121 (23) |
| 15 | tonysever | 78822 | 11:56 | 83 (25) | 102 (25) | 100 (22) | 103 (23) | 110 (25) |
| 16 | Peter Fowler | 71869 | 12:13 | 95 (21) | 100 (21) | 100 (23) | 102 (20) | 100 (23) |
| 17 | retiarius | 29455 | 12:16 | 79 (10) | 100 (15) | 105 (10) | 108 (8) | 113 (7) |
| 18 | chindit | 70205 | 12:19 | 85 (21) | 97 (22) | 96 (20) | 95 (22) | 125 (20) |
| 19 | Heyesey | 59296 | 12:30 | 73 (19) | 106 (17) | 128 (18) | 92 (20) | 102 (15) |
| 20 | Quizimodo | 80811 | 12:35 | 79 (22) | 105 (24) | 103 (23) | 104 (23) | 105 (25) |
| 21 | Ben Staveley | 34216 | 12:57 | 76 (10) | 102 (12) | 105 (9) | 109 (16) | 100 (7) |
| 22 | trux | 23424 | 13:00 | 82 (7) | 100 (11) | 86 (7) | 108 (9) | 122 (6) |
| 23 | Toffer | 59976 | 13:19 | 79 (17) | 97 (19) | 109 (20) | 91 (15) | 123 (14) |
| 24 | AlanS | 76503 | 13:25 | 81 (25) | 101 (22) | 108 (19) | 90 (17) | 119 (22) |
| 25 | Silva | 81457 | 13:34 | 83 (23) | 107 (23) | 98 (17) | 98 (25) | 112 (22) |
| 26 | mchalen | 88404 | 13:38 | 82 (25) | 99 (22) | 96 (25) | 101 (22) | 121 (24) |
| 27 | Topical Tim | 73839 | 13:40 | 73 (23) | 96 (20) | 120 (17) | 95 (19) | 120 (21) |
| 28 | Stavros | 63581 | 13:45 | 87 (18) | 107 (16) | 98 (22) | 89 (15) | 118 (16) |
| 29 | KenTurner | 71031 | 13:45 | 94 (18) | 99 (23) | 105 (19) | 103 (18) | 97 (18) |
| 30 | mikegrocott | 57352 | 13:51 | 80 (19) | 104 (18) | 113 (17) | 87 (11) | 114 (14) |
| 31 | Denis | 93925 | 13:58 | 80 (25) | 99 (22) | 102 (24) | 103 (26) | 114 (25) |
| 32 | neilr | 82895 | 14:05 | 81 (23) | 103 (22) | 104 (20) | 94 (20) | 115 (23) |
| 33 | jjp | 44950 | 14:41 | 79 (18) | 119 (11) | 92 (7) | 97 (12) | 120 (13) |
| 34 | Tibthorpe | 89033 | 14:59 | 80 (20) | 104 (22) | 111 (21) | 94 (23) | 107 (23) |
| 35 | phineus | 60437 | 15:15 | 85 (14) | 126 (16) | 102 (16) | 77 (14) | 102 (16) |
| 36 | AndyOwl | 101553 | 15:58 | 78 (22) | 103 (25) | 100 (23) | 103 (22) | 112 (24) |
| 37 | robinh | 77807 | 16:00 | 83 (19) | 103 (21) | 103 (16) | 107 (18) | 101 (17) |
| 38 | earlylight | 84002 | 16:16 | 97 (18) | 103 (17) | 92 (19) | 98 (21) | 107 (21) |
| 39 | Sue Sweeper | 57796 | 16:19 | 79 (16) | 102 (12) | 98 (14) | 105 (15) | 122 (12) |
| 40 | sotira | 61904 | 16:38 | 83 (18) | 110 (19) | 89 (8) | 94 (11) | 114 (16) |
| 41 | subbswamysg | 46124 | 16:42 | 82 (12) | 94 (12) | 110 (10) | 110 (11) | 105 (11) |
| 42 | nesbitt | 57165 | 16:42 | 84 (19) | 107 (16) | 119 (10) | 96 (16) | 115 (6) |
| 43 | rpb | 77166 | 16:42 | 77 (17) | 110 (21) | 112 (16) | 88 (18) | 111 (15) |
| 44 | OliviaRhineb | 100730 | 16:47 | 79 (23) | 103 (23) | 105 (22) | 99 (20) | 112 (22) |
| 45 | Margaretlarb | 51353 | 17:07 | 97 (12) | 98 (12) | 109 (10) | 114 (10) | 88 (16) |
| 46 | RHB | 63853 | 17:26 | 77 (16) | 106 (14) | 108 (12) | 103 (17) | 109 (12) |
| 47 | phthisis | 104780 | 17:38 | 85 (21) | 99 (22) | 106 (21) | 98 (24) | 110 (21) |
| 48 | fshephe | 97835 | 18:07 | 72 (20) | 100 (18) | 111 (22) | 105 (21) | 110 (19) |
| 49 | Bernard S | 71462 | 18:19 | 87 (15) | 99 (15) | 103 (13) | 103 (18) | 106 (14) |
| 50 | andyt | 104592 | 18:44 | 90 (21) | 101 (20) | 101 (18) | 101 (22) | 105 (22) |
| 51 | mark oshin | 50867 | 18:50 | 80 (9) | 93 (8) | 106 (12) | 104 (12) | 105 (14) |
| 52 | pterodactyl | 72057 | 19:22 | 76 (13) | 89 (11) | 111 (18) | 98 (15) | 115 (15) |
| 53 | David Crooks | 118043 | 19:28 | 86 (25) | 98 (22) | 104 (22) | 93 (23) | 123 (19) |
| 54 | sampson | 79942 | 19:35 | 88 (18) | 94 (13) | 105 (16) | 106 (19) | 104 (12) |
| 55 | Zabadak | 99905 | 19:35 | 83 (20) | 110 (18) | 104 (16) | 94 (22) | 110 (19) |
| 56 | reindeer | 94419 | 19:40 | 87 (18) | 99 (18) | 90 (17) | 108 (19) | 113 (18) |
| 57 | Kevin Gregg | 53416 | 19:47 | 78 (12) | 95 (11) | 117 (14) | 89 (10) | 121 (8) |
| 58 | noidea | 41671 | 19:50 | 77 (6) | 94 (9) | 94 (6) | 89 (9) | 117 (15) |
| 59 | GMcD | 120799 | 20:07 | 82 (24) | 99 (24) | 113 (20) | 93 (22) | 116 (20) |
| 60 | David P | 110753 | 20:44 | 81 (22) | 100 (21) | 93 (16) | 106 (21) | 118 (19) |
| 61 | peter wild | 114480 | 20:44 | 77 (22) | 99 (19) | 111 (21) | 101 (20) | 111 (20) |
| 62 | AnneGinger | 88785 | 20:50 | 83 (17) | 104 (17) | 109 (12) | 99 (21) | 107 (14) |
| 63 | MickinEly2 | 91820 | 20:57 | 96 (10) | 99 (21) | 104 (17) | 95 (17) | 102 (18) |
| 64 | Bobb | 75489 | 21:41 | 83 (14) | 105 (15) | 94 (12) | 99 (13) | 115 (14) |
| 65 | Ben Ganly | 87733 | 21:49 | 86 (18) | 100 (14) | 108 (16) | 85 (14) | 120 (15) |
| 66 | PeterMabey | 100736 | 22:05 | 81 (19) | 111 (17) | 102 (19) | 97 (18) | 113 (13) |
| 67 | alanjcannon | 85825 | 22:21 | 86 (18) | 91 (19) | 107 (11) | 94 (12) | 129 (14) |
| 68 | Edprof | 94406 | 23:08 | 88 (12) | 92 (17) | 97 (16) | 100 (16) | 117 (17) |
| 69 | NJeagle | 105564 | 23:09 | 77 (18) | 103 (16) | 116 (17) | 95 (17) | 107 (18) |
| 70 | barracuda | 134986 | 23:11 | 75 (23) | 103 (23) | 112 (20) | 93 (21) | 118 (20) |
| 71 | zythum | 147578 | 23:39 | 77 (20) | 96 (24) | 109 (21) | 99 (25) | 114 (24) |
| 72 | Groucho | 81076 | 23:42 | 82 (15) | 101 (16) | 94 (10) | 103 (13) | 120 (13) |
| 73 | Julian West | 82598 | 23:44 | 71 (13) | 102 (13) | 107 (15) | 99 (16) | 121 (11) |
| 74 | Big Mick | 114046 | 24:22 | 78 (18) | 108 (18) | 96 (14) | 102 (18) | 111 (20) |
| 75 | frost | 83807 | 24:30 | 71 (10) | 118 (14) | 87 (15) | 98 (16) | 120 (12) |
| 76 | Galspray | 100685 | 24:40 | 72 (18) | 115 (14) | 93 (18) | 110 (14) | 120 (14) |
| 77 | Jefe | 70211 | 25:26 | 78 (13) | 89 (10) | 122 (13) | 102 (9) | 105 (11) |
| 78 | Chadwick | 70415 | 25:30 | 72 (12) | 107 (13) | 115 (9) | 112 (10) | 98 (12) |
| 79 | benedick | 106494 | 25:43 | 77 (9) | 98 (17) | 117 (17) | 91 (17) | 102 (19) |
| 80 | Solver52 | 100691 | 26:13 | 84 (14) | 99 (15) | 102 (15) | 94 (13) | 114 (17) |
| 81 | me_phobete | 113368 | 26:36 | 80 (20) | 94 (19) | 109 (11) | 94 (14) | 127 (17) |
| 82 | leonora | 73565 | 26:39 | 77 (11) | 107 (9) | 102 (11) | 98 (14) | 115 (11) |
| 83 | Scoffer | 43728 | 26:59 | 90 (6) | 82 (9) | 119 (8) | 97 (7) | 110 (7) |
| 84 | Son of Smug | 113208 | 27:20 | 79 (14) | 108 (20) | 96 (16) | 100 (15) | 111 (14) |
| 85 | crosswordian | 113696 | 27:27 | 84 (15) | 107 (18) | 102 (16) | 101 (16) | 100 (14) |
| 86 | Pwil3058 | 81298 | 27:39 | 76 (13) | 102 (15) | 107 (8) | 118 (11) | 100 (12) |
| 87 | oldpalace | 80293 | 28:28 | 102 (6) | 101 (12) | 96 (12) | 98 (10) | 101 (17) |
| 88 | Bobchapman | 94274 | 28:34 | 58 (12) | 92 (16) | 109 (11) | 101 (10) | 130 (16) |
| 89 | KarenR | 115224 | 29:05 | 79 (18) | 92 (17) | 106 (14) | 109 (14) | 122 (13) |
| 90 | Prytherch | 89263 | 29:45 | 83 (6) | 103 (12) | 100 (14) | 96 (15) | 106 (13) |
| 91 | stockynige | 63756 | 30:21 | 82 (8) | 100 (10) | 82 (8) | 114 (7) | 113 (12) |
| 92 | Ron's mum | 60218 | 30:24 | 81 (6) | 105 (7) | 84 (8) | 101 (10) | 112 (12) |
| 93 | rjr520 | 80268 | 31:06 | 69 (11) | 107 (14) | 84 (8) | 110 (13) | 133 (7) |
| 94 | diogenes | 60637 | 31:34 | 73 (7) | 87 (7) | 94 (9) | 108 (10) | 124 (9) |
| 95 | MaxenEH | 78857 | 32:03 | 70 (6) | 99 (13) | 116 (12) | 94 (10) | 100 (10) |
| 96 | Big Nug | 76144 | 34:17 | 73 (6) | 98 (10) | 101 (8) | 91 (11) | 118 (12) |
| 97 | koro | 110190 | 34:39 | 76 (8) | 109 (13) | 92 (14) | 101 (11) | 106 (17) |
| 98 | ulaca | 75050 | 35:44 | 57 (7) | 94 (10) | 91 (8) | 100 (7) | 127 (13) |
| 99 | Jeeves | 100636 | 38:07 | 69 (8) | 99 (11) | 97 (11) | 99 (12) | 121 (12) |
| 100 | cassandra | 87689 | 39:29 | 90 (7) | 102 (8) | 96 (12) | 99 (8) | 106 (12) |