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 | mohn | 13198 | 05:06 | 79 (9) | 103 (13) | 101 (12) | 100 (11) | 114 (8) |
| 2 | Jason | 15274 | 06:21 | 89 (10) | 112 (9) | 86 (11) | 96 (11) | 122 (9) |
| 3 | Diskus | 40175 | 06:30 | 91 (22) | 95 (22) | 94 (23) | 99 (23) | 117 (23) |
| 4 | Eamon Ryan | 27987 | 06:39 | 78 (11) | 91 (14) | 90 (20) | 94 (17) | 134 (18) |
| 5 | escat49 | 45517 | 06:46 | 90 (25) | 95 (24) | 95 (23) | 103 (25) | 114 (25) |
| 6 | verlaine | 51722 | 06:53 | 76 (27) | 97 (27) | 97 (27) | 100 (27) | 127 (27) |
| 7 | Nathan Panning | 50321 | 07:06 | 79 (26) | 106 (25) | 100 (25) | 105 (26) | 108 (26) |
| 8 | mistigris | 48466 | 07:20 | 77 (24) | 100 (24) | 93 (25) | 103 (24) | 126 (23) |
| 9 | aphis99 | 60245 | 08:05 | 80 (26) | 95 (27) | 102 (27) | 103 (27) | 117 (27) |
| 10 | hilarym | 35924 | 08:12 | 82 (19) | 96 (18) | 108 (19) | 101 (17) | 120 (10) |
| 11 | Paul Gilbert | 26962 | 08:38 | 82 (16) | 111 (13) | 83 (11) | 113 (11) | 116 (11) |
| 12 | asaldanha | 55962 | 08:58 | 74 (22) | 92 (25) | 105 (22) | 101 (22) | 126 (23) |
| 13 | Midas | 67560 | 09:09 | 87 (27) | 95 (26) | 97 (27) | 100 (26) | 118 (27) |
| 14 | boulemiche | 26268 | 09:31 | 92 (20) | 94 (11) | 104 (9) | 110 (10) | 115 (6) |
| 15 | richard | 52354 | 09:41 | 83 (21) | 106 (19) | 91 (21) | 108 (19) | 113 (20) |
| 16 | AlanS | 67943 | 09:45 | 81 (27) | 97 (26) | 103 (26) | 100 (25) | 121 (22) |
| 17 | chindit | 72211 | 10:01 | 86 (25) | 96 (25) | 99 (27) | 94 (26) | 122 (27) |
| 18 | scrabbler | 74291 | 10:03 | 84 (26) | 99 (27) | 99 (27) | 101 (27) | 115 (26) |
| 19 | chriswords | 57277 | 10:15 | 90 (21) | 95 (22) | 104 (22) | 98 (23) | 117 (15) |
| 20 | lickert | 60432 | 11:19 | 78 (21) | 98 (20) | 102 (22) | 101 (19) | 123 (17) |
| 21 | glheard | 84230 | 11:19 | 76 (27) | 98 (26) | 101 (27) | 99 (27) | 124 (27) |
| 22 | robertL | 58694 | 11:22 | 87 (17) | 100 (19) | 94 (19) | 101 (23) | 114 (18) |
| 23 | Kinghedger | 71732 | 11:36 | 77 (21) | 102 (23) | 96 (20) | 94 (24) | 123 (25) |
| 24 | andy | 24516 | 11:40 | 86 (8) | 106 (9) | 94 (11) | 89 (10) | 133 (7) |
| 25 | trux | 30031 | 11:55 | 85 (12) | 93 (12) | 100 (11) | 101 (7) | 124 (10) |
| 26 | Topical Tim | 74655 | 12:04 | 68 (22) | 94 (25) | 102 (21) | 108 (23) | 126 (22) |
| 27 | SimonAnthony | 77865 | 12:35 | 72 (22) | 95 (22) | 93 (23) | 108 (22) | 127 (24) |
| 28 | Tom Stubbs | 93839 | 12:36 | 82 (27) | 93 (26) | 99 (27) | 96 (27) | 127 (27) |
| 29 | p.wild | 93122 | 12:37 | 85 (27) | 98 (27) | 100 (27) | 104 (27) | 111 (25) |
| 30 | neilr | 91836 | 12:38 | 81 (26) | 98 (27) | 104 (27) | 103 (26) | 112 (25) |
| 31 | Sheapey | 89085 | 13:01 | 74 (26) | 96 (26) | 101 (23) | 110 (25) | 118 (24) |
| 32 | keriothe_ | 89364 | 13:03 | 73 (24) | 91 (26) | 95 (25) | 113 (24) | 125 (25) |
| 33 | xyster | 78773 | 13:07 | 80 (23) | 95 (21) | 98 (24) | 109 (23) | 118 (19) |
| 34 | HenryBW | 70357 | 13:10 | 80 (21) | 89 (19) | 99 (20) | 104 (21) | 129 (18) |
| 35 | Ben Staveley | 54469 | 13:21 | 91 (22) | 94 (14) | 100 (15) | 100 (14) | 119 (13) |
| 36 | Silva | 96974 | 13:21 | 79 (27) | 104 (26) | 100 (27) | 99 (27) | 117 (24) |
| 37 | Roscoe | 46872 | 13:28 | 83 (12) | 97 (14) | 106 (15) | 92 (15) | 119 (12) |
| 38 | Stavros | 94816 | 13:44 | 70 (26) | 104 (24) | 103 (24) | 96 (26) | 126 (25) |
| 39 | Tibthorpe | 87753 | 13:47 | 82 (25) | 96 (23) | 101 (25) | 97 (23) | 128 (20) |
| 40 | fshephe | 101163 | 13:49 | 96 (25) | 93 (27) | 95 (27) | 101 (26) | 111 (27) |
| 41 | aphasic | 52694 | 13:56 | 86 (17) | 92 (16) | 102 (15) | 106 (13) | 120 (12) |
| 42 | Groucho | 61255 | 13:59 | 88 (23) | 107 (18) | 103 (17) | 100 (16) | 109 (9) |
| 43 | MikeOsborne | 104678 | 14:11 | 84 (27) | 97 (27) | 99 (26) | 102 (26) | 116 (27) |
| 44 | jamesah | 84033 | 14:17 | 85 (24) | 101 (21) | 97 (21) | 104 (22) | 114 (20) |
| 45 | Sue Sweeper | 58366 | 14:31 | 83 (16) | 83 (15) | 99 (16) | 107 (14) | 126 (16) |
| 46 | qieduan | 105734 | 14:33 | 78 (26) | 98 (27) | 98 (26) | 101 (26) | 122 (26) |
| 47 | Malcj | 81477 | 14:45 | 76 (20) | 99 (20) | 98 (19) | 107 (22) | 117 (21) |
| 48 | cyrillic | 87363 | 14:51 | 82 (22) | 100 (23) | 98 (24) | 107 (24) | 116 (15) |
| 49 | njnclarke | 43404 | 15:04 | 84 (13) | 101 (14) | 91 (11) | 109 (12) | 123 (8) |
| 50 | doublecross | 104953 | 15:04 | 78 (26) | 86 (25) | 106 (24) | 103 (26) | 125 (25) |
| 51 | Penfold_61 | 102506 | 15:07 | 80 (24) | 98 (25) | 102 (27) | 107 (26) | 111 (21) |
| 52 | tilbee | 113026 | 15:11 | 82 (27) | 99 (27) | 93 (27) | 103 (26) | 121 (27) |
| 53 | Aloysius | 38472 | 15:16 | 87 (7) | 78 (10) | 103 (14) | 115 (14) | 101 (7) |
| 54 | grape | 57454 | 15:26 | 85 (20) | 105 (17) | 104 (12) | 102 (14) | 114 (9) |
| 55 | mikegrocott | 64613 | 15:36 | 93 (14) | 94 (15) | 94 (16) | 104 (18) | 111 (16) |
| 56 | David Crooks | 107049 | 15:47 | 82 (24) | 101 (27) | 99 (27) | 95 (24) | 123 (21) |
| 57 | Crucifer | 28677 | 15:55 | 70 (8) | 90 (8) | 88 (7) | 106 (6) | 129 (11) |
| 58 | phthisis | 104323 | 16:14 | 84 (23) | 103 (24) | 89 (25) | 95 (21) | 126 (24) |
| 59 | Golvellius | 90264 | 16:21 | 84 (20) | 85 (18) | 97 (24) | 107 (20) | 124 (20) |
| 60 | fishernick79 | 59566 | 16:49 | 77 (17) | 103 (12) | 105 (14) | 107 (14) | 115 (12) |
| 61 | Ed freshpot | 111829 | 16:56 | 80 (24) | 103 (24) | 100 (25) | 99 (24) | 116 (23) |
| 62 | tapbarker | 127941 | 17:03 | 80 (27) | 100 (27) | 91 (27) | 110 (27) | 116 (27) |
| 63 | fuzz | 77964 | 17:19 | 89 (15) | 105 (16) | 96 (18) | 92 (18) | 115 (18) |
| 64 | peterh | 108343 | 17:42 | 93 (22) | 96 (22) | 92 (23) | 106 (20) | 111 (25) |
| 65 | GMcD | 128545 | 17:42 | 81 (25) | 95 (26) | 97 (26) | 96 (27) | 127 (27) |
| 66 | rupe | 49997 | 17:43 | 76 (12) | 86 (9) | 99 (12) | 101 (11) | 129 (13) |
| 67 | robinh | 130507 | 17:49 | 84 (27) | 91 (26) | 101 (27) | 104 (26) | 118 (26) |
| 68 | gabrojak | 43906 | 17:50 | 78 (15) | 107 (11) | 110 (7) | 105 (10) | 120 (8) |
| 69 | LJCN | 108375 | 17:53 | 70 (21) | 90 (21) | 102 (25) | 108 (23) | 125 (21) |
| 70 | Valance | 63776 | 18:00 | 78 (14) | 94 (14) | 108 (13) | 96 (14) | 123 (14) |
| 71 | JezWoolfrey | 111213 | 18:10 | 74 (21) | 92 (24) | 100 (24) | 108 (25) | 128 (18) |
| 72 | OliviaRhineb | 134059 | 18:18 | 81 (27) | 98 (27) | 100 (26) | 102 (27) | 118 (25) |
| 73 | LouWeed | 135546 | 18:22 | 85 (27) | 96 (26) | 98 (27) | 102 (27) | 117 (26) |
| 74 | annelambirth | 92988 | 18:27 | 83 (24) | 94 (18) | 106 (23) | 109 (19) | 115 (10) |
| 75 | s_pugh | 100795 | 18:27 | 81 (17) | 97 (22) | 96 (20) | 92 (19) | 125 (23) |
| 76 | Hamish.S | 101420 | 18:34 | 79 (23) | 91 (21) | 104 (19) | 103 (21) | 129 (17) |
| 77 | Craven | 134195 | 18:38 | 85 (27) | 99 (26) | 94 (26) | 102 (26) | 119 (25) |
| 78 | pterodactyl | 102908 | 18:50 | 81 (22) | 90 (22) | 104 (18) | 111 (19) | 116 (20) |
| 79 | RobR | 90459 | 19:05 | 79 (17) | 91 (14) | 94 (21) | 100 (16) | 125 (21) |
| 80 | John Arnold | 96270 | 19:19 | 79 (24) | 102 (18) | 99 (16) | 111 (22) | 118 (13) |
| 81 | Looch | 128132 | 19:24 | 78 (25) | 100 (21) | 100 (26) | 96 (24) | 124 (24) |
| 82 | tonym | 64172 | 19:26 | 91 (16) | 101 (13) | 103 (13) | 100 (12) | 105 (11) |
| 83 | benedick | 79321 | 19:26 | 84 (19) | 98 (17) | 109 (12) | 106 (17) | 108 (13) |
| 84 | Terrier | 87823 | 19:30 | 72 (14) | 85 (19) | 107 (20) | 100 (15) | 128 (17) |
| 85 | Pootle | 137160 | 19:32 | 75 (27) | 95 (25) | 95 (26) | 115 (25) | 121 (24) |
| 86 | andrewlake | 138480 | 19:33 | 78 (25) | 91 (26) | 96 (25) | 102 (25) | 128 (27) |
| 87 | Zabadak | 143619 | 19:46 | 82 (27) | 94 (26) | 96 (26) | 104 (26) | 123 (26) |
| 88 | cpn-byxtdjuh7 | 36441 | 20:14 | 84 (6) | 96 (8) | 105 (8) | 102 (9) | 105 (9) |
| 89 | colin2355 | 121663 | 20:16 | 85 (17) | 92 (23) | 93 (26) | 108 (21) | 116 (23) |
| 90 | barracuda | 150156 | 20:30 | 76 (26) | 96 (26) | 98 (26) | 104 (27) | 122 (27) |
| 91 | kath | 69281 | 20:37 | 85 (18) | 97 (14) | 104 (17) | 115 (9) | 112 (8) |
| 92 | mcjwright | 98854 | 20:51 | 81 (17) | 96 (16) | 92 (20) | 99 (19) | 130 (17) |
| 93 | Kevin Gregg | 131956 | 21:08 | 82 (24) | 101 (23) | 96 (24) | 104 (23) | 119 (20) |
| 94 | GeorgeTz | 47741 | 21:30 | 71 (9) | 98 (9) | 100 (10) | 98 (8) | 123 (11) |
| 95 | hugh.schofield | 68925 | 21:40 | 72 (13) | 107 (15) | 91 (12) | 113 (12) | 117 (11) |
| 96 | Solver52 | 162167 | 21:47 | 94 (27) | 100 (27) | 98 (27) | 97 (26) | 108 (27) |
| 97 | Zander | 105956 | 21:48 | 65 (19) | 96 (20) | 103 (16) | 105 (17) | 130 (19) |
| 98 | margaretl | 68535 | 21:57 | 89 (15) | 104 (11) | 109 (9) | 92 (13) | 108 (14) |
| 99 | gbestanley | 136295 | 22:03 | 89 (24) | 95 (23) | 95 (21) | 104 (23) | 115 (22) |
| 100 | klamery4 | 101349 | 22:31 | 84 (20) | 94 (17) | 102 (15) | 103 (14) | 116 (19) |
| 101 | Jagsfan1971 | 50280 | 22:38 | 62 (10) | 96 (13) | 118 (8) | 95 (9) | 150 (7) |
| 102 | sampson | 61284 | 22:41 | 80 (8) | 96 (10) | 104 (10) | 105 (17) | 103 (10) |
| 103 | zythum | 97585 | 23:14 | 87 (18) | 103 (17) | 102 (14) | 99 (14) | 108 (17) |
| 104 | alexh | 97607 | 23:14 | 85 (17) | 98 (15) | 95 (16) | 111 (17) | 110 (15) |
| 105 | Chadwick | 112166 | 23:22 | 78 (13) | 101 (17) | 94 (21) | 105 (18) | 112 (21) |
| 106 | brian.mcnamara | 84200 | 23:23 | 85 (15) | 101 (13) | 83 (12) | 99 (17) | 130 (13) |
| 107 | Semillon | 56249 | 23:26 | 73 (11) | 93 (10) | 104 (11) | 100 (9) | 135 (9) |
| 108 | goblin | 177744 | 23:53 | 86 (27) | 94 (26) | 105 (27) | 101 (27) | 111 (27) |
| 109 | alwsn8 | 84729 | 23:56 | 83 (12) | 94 (14) | 103 (14) | 94 (15) | 121 (14) |
| 110 | James P | 86289 | 23:58 | 72 (12) | 103 (14) | 100 (13) | 92 (15) | 123 (16) |
| 111 | pc8 | 132736 | 24:02 | 80 (20) | 103 (18) | 95 (21) | 104 (23) | 116 (20) |
| 112 | Waterloo | 155013 | 24:08 | 77 (26) | 91 (20) | 105 (25) | 105 (24) | 122 (22) |
| 113 | crosswordian | 112018 | 24:33 | 84 (17) | 105 (16) | 97 (14) | 97 (20) | 113 (19) |
| 114 | endafk | 118271 | 24:57 | 84 (19) | 106 (21) | 107 (16) | 96 (19) | 106 (14) |
| 115 | dec | 112962 | 25:06 | 82 (21) | 99 (17) | 93 (14) | 112 (19) | 117 (14) |
| 116 | rjcassidy | 134269 | 25:25 | 78 (22) | 91 (20) | 108 (17) | 103 (19) | 123 (20) |
| 117 | sue.cresswell | 69132 | 25:36 | 81 (11) | 82 (11) | 103 (15) | 121 (11) | 116 (7) |
| 118 | pph22 | 84758 | 25:41 | 82 (9) | 96 (14) | 97 (10) | 107 (15) | 105 (17) |
| 119 | annbrew | 124298 | 26:54 | 87 (18) | 85 (17) | 104 (19) | 99 (14) | 120 (19) |
| 120 | Nangle | 139301 | 26:59 | 88 (25) | 96 (15) | 104 (20) | 98 (20) | 117 (16) |
| 121 | UisceTe | 191296 | 27:15 | 77 (25) | 105 (25) | 96 (27) | 103 (26) | 118 (24) |
| 122 | Manveru | 127794 | 27:18 | 89 (23) | 103 (20) | 94 (16) | 115 (19) | 96 (10) |
| 123 | Mkgnao | 182099 | 27:35 | 72 (26) | 98 (25) | 102 (23) | 112 (26) | 118 (20) |
| 124 | Peter Sykes | 132589 | 28:19 | 84 (22) | 108 (16) | 97 (15) | 100 (20) | 116 (15) |
| 125 | SlumdogEngineer | 102360 | 28:26 | 67 (15) | 99 (12) | 111 (13) | 108 (18) | 116 (12) |
| 126 | eniamretrauq | 136328 | 28:45 | 74 (15) | 97 (19) | 82 (17) | 104 (18) | 131 (20) |
| 127 | john.brassey | 124787 | 29:17 | 82 (10) | 106 (14) | 106 (16) | 90 (21) | 108 (20) |
| 128 | NAPASAI | 137236 | 29:42 | 67 (19) | 73 (13) | 93 (16) | 99 (18) | 149 (21) |
| 129 | nekabue | 221793 | 29:48 | 72 (27) | 102 (27) | 94 (27) | 101 (27) | 129 (26) |
| 130 | DMc128 | 65634 | 30:23 | 88 (9) | 125 (9) | 91 (9) | 96 (11) | 99 (8) |
| 131 | Lloyd | 211658 | 30:24 | 86 (26) | 95 (26) | 89 (25) | 104 (26) | 127 (23) |
| 132 | joss henry | 136635 | 30:46 | 70 (16) | 98 (16) | 95 (17) | 98 (19) | 137 (16) |
| 133 | rosselliot | 173698 | 30:47 | 88 (21) | 98 (21) | 99 (21) | 101 (22) | 113 (19) |
| 134 | koro | 232236 | 31:12 | 80 (27) | 98 (27) | 97 (27) | 101 (26) | 122 (27) |
| 135 | ulaca | 193506 | 32:15 | 67 (24) | 98 (22) | 84 (19) | 105 (21) | 141 (24) |
| 136 | wyn.dil | 204837 | 32:30 | 81 (24) | 105 (21) | 102 (23) | 96 (24) | 114 (23) |
| 137 | JohnDun | 158126 | 32:32 | 78 (20) | 95 (19) | 102 (20) | 107 (15) | 121 (17) |
| 138 | Glyndwr | 104230 | 32:46 | 72 (11) | 101 (13) | 108 (17) | 103 (16) | 115 (6) |
| 139 | Mike Harper | 60047 | 33:21 | 86 (6) | 78 (8) | 94 (7) | 94 (12) | 153 (7) |
| 140 | npweston | 162059 | 33:45 | 79 (18) | 91 (20) | 107 (18) | 104 (18) | 120 (16) |
| 141 | Crippens1 | 199288 | 34:35 | 80 (22) | 106 (20) | 89 (21) | 107 (23) | 117 (20) |
| 142 | Pleasuredome | 223129 | 35:25 | 78 (21) | 98 (23) | 97 (26) | 97 (23) | 126 (22) |
| 143 | Paulypops | 172912 | 36:28 | 92 (22) | 99 (19) | 100 (17) | 100 (17) | 112 (14) |
| 144 | Cookincats | 163075 | 36:43 | 85 (16) | 100 (15) | 103 (15) | 95 (18) | 112 (20) |
| 145 | JGP | 70126 | 37:42 | 72 (7) | 103 (8) | 104 (11) | 100 (7) | 112 (8) |
| 146 | dosbarth | 216305 | 37:56 | 79 (23) | 93 (19) | 101 (21) | 101 (24) | 129 (18) |
| 147 | maryht | 247151 | 38:08 | 82 (24) | 101 (24) | 111 (24) | 98 (24) | 107 (22) |
| 148 | empty | 288238 | 38:44 | 88 (27) | 101 (27) | 98 (27) | 104 (26) | 107 (27) |
| 149 | peterholgate | 89737 | 40:25 | 71 (8) | 94 (9) | 95 (10) | 122 (9) | 109 (11) |
| 150 | Shushannah | 189939 | 46:33 | 82 (16) | 98 (14) | 102 (16) | 103 (16) | 114 (16) |