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 | 77 | 05:11 | 78 (15) | 105 (14) | 94 (18) | 99 (16) | 124 (14) |
| 2 | Jason | 75 | 06:28 | 86 (14) | 91 (16) | 96 (14) | 99 (19) | 132 (12) |
| 3 | Eamon Ryan | 72 | 06:36 | 76 (12) | 89 (15) | 91 (17) | 104 (15) | 139 (13) |
| 4 | escat49 | 119 | 06:38 | 89 (23) | 98 (21) | 94 (26) | 102 (24) | 113 (25) |
| 5 | Nathan Panning | 97 | 06:45 | 76 (20) | 94 (17) | 98 (19) | 103 (20) | 125 (21) |
| 6 | Diskus | 104 | 06:49 | 89 (22) | 95 (20) | 91 (22) | 106 (19) | 119 (21) |
| 7 | verlaine | 120 | 06:49 | 79 (23) | 97 (24) | 96 (25) | 104 (24) | 121 (24) |
| 8 | mistigris | 92 | 07:30 | 85 (18) | 91 (21) | 96 (20) | 98 (19) | 138 (14) |
| 9 | aphis99 | 121 | 07:56 | 79 (22) | 93 (26) | 100 (25) | 100 (22) | 123 (26) |
| 10 | hilarym | 80 | 08:03 | 79 (20) | 101 (19) | 110 (17) | 100 (16) | 124 (8) |
| 11 | Midas | 124 | 08:54 | 88 (25) | 98 (24) | 99 (26) | 98 (24) | 114 (25) |
| 12 | Paul Gilbert | 55 | 08:57 | 63 (11) | 131 (9) | 99 (13) | 80 (9) | 123 (13) |
| 13 | asaldanha | 106 | 09:04 | 81 (24) | 97 (22) | 98 (22) | 105 (18) | 120 (20) |
| 14 | richard | 85 | 09:10 | 82 (19) | 103 (15) | 92 (20) | 107 (16) | 119 (15) |
| 15 | philjordan1147 | 78 | 09:48 | 86 (20) | 102 (16) | 98 (12) | 95 (13) | 117 (17) |
| 16 | chindit | 106 | 09:49 | 83 (22) | 94 (22) | 92 (19) | 97 (23) | 134 (20) |
| 17 | scrabbler | 112 | 09:51 | 82 (22) | 98 (22) | 95 (21) | 103 (23) | 117 (24) |
| 18 | AlanS | 109 | 10:12 | 84 (24) | 100 (21) | 98 (25) | 100 (20) | 121 (19) |
| 19 | chriswords | 89 | 10:14 | 90 (20) | 99 (20) | 104 (20) | 102 (18) | 107 (11) |
| 20 | lickert | 94 | 11:10 | 77 (17) | 100 (19) | 99 (22) | 92 (18) | 128 (18) |
| 21 | glheard | 102 | 11:19 | 78 (23) | 109 (21) | 97 (23) | 96 (16) | 120 (19) |
| 22 | Kinghedger | 104 | 11:19 | 81 (21) | 101 (18) | 99 (18) | 96 (25) | 122 (22) |
| 23 | Topical Tim | 97 | 11:25 | 80 (22) | 95 (23) | 99 (19) | 94 (18) | 143 (15) |
| 24 | robertL | 75 | 11:26 | 85 (13) | 91 (17) | 100 (14) | 102 (20) | 126 (11) |
| 25 | andy | 48 | 11:49 | 94 (8) | 98 (11) | 98 (8) | 99 (11) | 107 (10) |
| 26 | trux | 60 | 12:07 | 74 (13) | 107 (13) | 98 (13) | 107 (10) | 116 (11) |
| 27 | neilr | 111 | 12:14 | 79 (24) | 109 (22) | 98 (24) | 100 (22) | 116 (19) |
| 28 | Sheapey | 119 | 12:37 | 80 (24) | 94 (24) | 97 (25) | 105 (24) | 124 (22) |
| 29 | Tom Stubbs | 122 | 12:54 | 77 (26) | 106 (24) | 96 (24) | 100 (24) | 121 (24) |
| 30 | p.wild | 121 | 12:56 | 84 (24) | 99 (25) | 98 (24) | 99 (25) | 117 (23) |
| 31 | HenryBW | 101 | 13:03 | 82 (21) | 94 (20) | 96 (20) | 104 (20) | 123 (20) |
| 32 | SimonAnthony | 91 | 13:11 | 78 (16) | 91 (19) | 85 (20) | 114 (14) | 126 (22) |
| 33 | Spur58 | 60 | 13:15 | 86 (13) | 98 (12) | 104 (14) | 104 (10) | 107 (11) |
| 34 | Ben Staveley | 77 | 13:20 | 87 (21) | 96 (16) | 96 (15) | 102 (14) | 130 (11) |
| 35 | Silva | 119 | 13:22 | 83 (25) | 106 (24) | 91 (25) | 95 (24) | 127 (21) |
| 36 | keriothe_ | 103 | 13:24 | 73 (22) | 94 (21) | 93 (21) | 100 (22) | 147 (17) |
| 37 | xyster | 61 | 13:25 | 80 (13) | 101 (14) | 103 (10) | 105 (16) | 113 (8) |
| 38 | fshephe | 110 | 13:25 | 99 (23) | 94 (22) | 94 (21) | 99 (24) | 114 (20) |
| 39 | Stavros | 100 | 13:33 | 76 (22) | 102 (20) | 96 (18) | 91 (23) | 142 (17) |
| 40 | aphasic | 62 | 13:37 | 87 (15) | 99 (13) | 101 (16) | 107 (11) | 115 (7) |
| 41 | jamesah | 89 | 13:40 | 84 (22) | 96 (18) | 99 (18) | 102 (18) | 128 (13) |
| 42 | Tibthorpe | 86 | 13:41 | 83 (25) | 103 (18) | 94 (16) | 101 (14) | 132 (13) |
| 43 | Secondbass | 77 | 13:53 | 94 (17) | 92 (18) | 98 (14) | 96 (14) | 120 (14) |
| 44 | doublecross | 80 | 14:00 | 76 (18) | 97 (14) | 106 (14) | 96 (20) | 132 (14) |
| 45 | MikeOsborne | 107 | 14:09 | 84 (21) | 100 (21) | 93 (22) | 98 (20) | 122 (23) |
| 46 | Groucho | 77 | 14:19 | 84 (23) | 101 (15) | 98 (15) | 107 (14) | 125 (10) |
| 47 | qieduan | 117 | 14:21 | 76 (22) | 96 (24) | 97 (24) | 96 (24) | 132 (23) |
| 48 | Aloysius | 38 | 14:26 | 109 (7) | 67 (9) | 99 (7) | 115 (9) | 115 (6) |
| 49 | Sue Sweeper | 73 | 14:27 | 85 (17) | 84 (14) | 98 (17) | 108 (11) | 127 (14) |
| 50 | Penfold_61 | 117 | 14:29 | 81 (24) | 104 (24) | 95 (25) | 106 (24) | 115 (20) |
| 51 | Malcj | 102 | 14:32 | 80 (22) | 99 (21) | 100 (21) | 103 (23) | 121 (15) |
| 52 | tilbee | 120 | 14:32 | 81 (25) | 100 (25) | 97 (24) | 98 (22) | 122 (24) |
| 53 | March | 104 | 14:37 | 82 (24) | 89 (19) | 103 (22) | 102 (19) | 124 (20) |
| 54 | cyrillic | 100 | 14:49 | 86 (21) | 96 (19) | 99 (22) | 103 (22) | 116 (16) |
| 55 | 7dPenguin | 50 | 15:12 | 84 (9) | 85 (11) | 100 (9) | 88 (10) | 136 (11) |
| 56 | Crucifer | 51 | 15:21 | 84 (12) | 91 (11) | 80 (9) | 114 (10) | 135 (9) |
| 57 | mikegrocott | 45 | 15:28 | 86 (10) | 99 (9) | 100 (10) | 105 (8) | 110 (8) |
| 58 | David Crooks | 112 | 15:28 | 83 (23) | 96 (21) | 102 (25) | 99 (22) | 120 (21) |
| 59 | tunflog | 73 | 15:32 | 90 (18) | 98 (18) | 102 (14) | 97 (12) | 117 (11) |
| 60 | grape | 68 | 15:37 | 76 (15) | 109 (18) | 105 (12) | 105 (14) | 104 (9) |
| 61 | gabrojak | 50 | 16:06 | 85 (10) | 104 (11) | 96 (7) | 100 (12) | 111 (10) |
| 62 | phthisis | 103 | 16:07 | 87 (21) | 94 (20) | 89 (19) | 98 (21) | 127 (22) |
| 63 | Squallaby | 77 | 16:17 | 86 (18) | 104 (14) | 92 (17) | 102 (19) | 129 (9) |
| 64 | njnclarke | 46 | 16:24 | 76 (13) | 97 (9) | 128 (8) | 106 (9) | 105 (7) |
| 65 | rupe | 55 | 16:45 | 93 (12) | 94 (12) | 82 (10) | 104 (10) | 125 (11) |
| 66 | Golvellius | 79 | 16:45 | 78 (15) | 80 (12) | 104 (19) | 100 (18) | 130 (15) |
| 67 | Valance | 89 | 16:50 | 78 (20) | 99 (17) | 102 (18) | 98 (18) | 125 (16) |
| 68 | fuzz | 84 | 16:59 | 88 (15) | 102 (17) | 98 (16) | 97 (17) | 110 (19) |
| 69 | Ed freshpot | 112 | 17:04 | 81 (23) | 95 (23) | 103 (23) | 96 (21) | 123 (22) |
| 70 | pitcaithlie | 87 | 17:12 | 77 (19) | 111 (22) | 93 (19) | 109 (16) | 113 (11) |
| 71 | tapbarker | 114 | 17:13 | 79 (20) | 98 (22) | 92 (24) | 102 (25) | 124 (23) |
| 72 | s_pugh | 112 | 17:14 | 86 (21) | 97 (23) | 94 (22) | 101 (22) | 118 (24) |
| 73 | LJCN | 90 | 17:28 | 73 (19) | 96 (16) | 97 (20) | 111 (19) | 125 (16) |
| 74 | GMcD | 116 | 17:41 | 78 (22) | 95 (26) | 94 (20) | 100 (26) | 130 (22) |
| 75 | JezWoolfrey | 79 | 17:43 | 80 (13) | 87 (15) | 97 (17) | 100 (18) | 129 (16) |
| 76 | annelambirth | 75 | 18:04 | 88 (23) | 101 (16) | 102 (16) | 107 (13) | 115 (7) |
| 77 | peterh | 111 | 18:06 | 94 (22) | 96 (22) | 98 (22) | 99 (23) | 111 (22) |
| 78 | OliviaRhineb | 122 | 18:15 | 83 (24) | 101 (26) | 96 (24) | 99 (26) | 121 (22) |
| 79 | Hamish.S | 76 | 18:17 | 78 (19) | 101 (15) | 99 (16) | 95 (14) | 138 (12) |
| 80 | Pootle | 96 | 18:18 | 84 (21) | 93 (19) | 96 (21) | 107 (17) | 122 (18) |
| 81 | robinh | 115 | 18:18 | 92 (22) | 90 (23) | 98 (24) | 98 (25) | 121 (21) |
| 82 | Philip_ | 35 | 18:27 | 63 (6) | 105 (8) | 110 (8) | 98 (6) | 114 (7) |
| 83 | LouWeed | 112 | 18:27 | 83 (25) | 98 (20) | 101 (23) | 97 (22) | 121 (22) |
| 84 | RobR | 86 | 18:28 | 78 (20) | 88 (14) | 90 (17) | 105 (17) | 136 (18) |
| 85 | earlylight | 57 | 18:29 | 93 (13) | 105 (13) | 106 (11) | 91 (13) | 107 (7) |
| 86 | Looch | 108 | 18:34 | 77 (21) | 99 (18) | 100 (22) | 99 (24) | 120 (23) |
| 87 | Craven | 115 | 18:42 | 87 (22) | 98 (23) | 94 (25) | 100 (24) | 121 (21) |
| 88 | joppenheimer | 43 | 18:51 | 105 (10) | 99 (9) | 84 (10) | 103 (8) | 113 (6) |
| 89 | pterodactyl | 80 | 19:01 | 89 (15) | 100 (20) | 86 (16) | 114 (17) | 110 (12) |
| 90 | Terrier | 66 | 19:08 | 73 (12) | 103 (14) | 98 (16) | 90 (11) | 130 (13) |
| 91 | benedick | 75 | 19:08 | 90 (17) | 95 (18) | 97 (15) | 106 (14) | 117 (11) |
| 92 | Swanny | 102 | 19:13 | 90 (22) | 91 (18) | 96 (20) | 98 (22) | 123 (20) |
| 93 | John Arnold | 63 | 19:18 | 84 (17) | 97 (10) | 93 (16) | 117 (13) | 123 (7) |
| 94 | gsriordan52 | 46 | 19:26 | 83 (11) | 105 (7) | 73 (7) | 102 (11) | 130 (10) |
| 95 | Zabadak | 113 | 19:30 | 82 (24) | 90 (21) | 94 (22) | 104 (22) | 126 (24) |
| 96 | barracuda | 116 | 20:02 | 80 (25) | 94 (23) | 96 (24) | 103 (22) | 127 (22) |
| 97 | ajcauk1 | 50 | 20:27 | 93 (11) | 89 (9) | 95 (11) | 98 (12) | 133 (7) |
| 98 | george.garlick | 63 | 20:36 | 87 (12) | 101 (16) | 99 (12) | 99 (14) | 114 (9) |
| 99 | alexh | 76 | 20:47 | 86 (15) | 92 (15) | 100 (14) | 103 (15) | 115 (17) |
| 100 | GeorgeTz | 44 | 20:50 | 84 (9) | 97 (9) | 97 (9) | 97 (7) | 121 (10) |
| 101 | colin2355 | 86 | 20:55 | 91 (18) | 92 (17) | 105 (18) | 101 (17) | 109 (16) |
| 102 | CentralLine | 85 | 20:56 | 71 (20) | 85 (14) | 85 (20) | 88 (18) | 198 (13) |
| 103 | Zander | 96 | 21:10 | 73 (19) | 94 (19) | 97 (20) | 100 (19) | 133 (19) |
| 104 | MichelinPoitiers | 73 | 21:15 | 85 (15) | 94 (15) | 96 (14) | 112 (14) | 111 (15) |
| 105 | Kevin Gregg | 98 | 21:17 | 86 (22) | 111 (20) | 93 (19) | 86 (20) | 127 (17) |
| 106 | Semillon | 58 | 21:25 | 69 (10) | 116 (12) | 86 (9) | 95 (15) | 124 (12) |
| 107 | wyn.dil | 100 | 22:06 | 88 (21) | 102 (18) | 108 (22) | 92 (21) | 109 (18) |
| 108 | Jagsfan1971 | 39 | 22:35 | 61 (9) | 102 (7) | 106 (9) | 88 (7) | 149 (7) |
| 109 | Nangle | 49 | 22:52 | 94 (15) | 99 (10) | 112 (7) | 84 (7) | 110 (10) |
| 110 | brian.mcnamara | 54 | 22:58 | 78 (14) | 102 (14) | 83 (8) | 94 (10) | 155 (8) |
| 111 | goblin | 126 | 23:01 | 87 (25) | 98 (25) | 103 (25) | 99 (26) | 111 (25) |
| 112 | James P | 75 | 23:28 | 73 (16) | 105 (16) | 93 (11) | 98 (19) | 132 (13) |
| 113 | pc8 | 102 | 23:33 | 81 (19) | 104 (21) | 94 (20) | 97 (22) | 121 (20) |
| 114 | john.brassey | 54 | 23:42 | 61 (7) | 103 (12) | 117 (9) | 90 (14) | 116 (12) |
| 115 | zythum | 80 | 23:48 | 86 (17) | 101 (17) | 94 (18) | 99 (13) | 120 (15) |
| 116 | Foozler | 43 | 23:59 | 90 (11) | 95 (10) | 100 (10) | 87 (6) | 134 (6) |
| 117 | rjcassidy | 93 | 24:15 | 80 (20) | 100 (19) | 100 (17) | 104 (19) | 114 (18) |
| 118 | alwsn8 | 111 | 24:19 | 81 (24) | 95 (20) | 99 (22) | 98 (23) | 126 (22) |
| 119 | endafk | 89 | 24:20 | 86 (21) | 102 (19) | 106 (20) | 102 (17) | 105 (12) |
| 120 | crosswordian | 77 | 24:24 | 87 (13) | 104 (19) | 96 (13) | 95 (17) | 114 (15) |
| 121 | Waterloo | 93 | 24:32 | 71 (19) | 97 (15) | 96 (21) | 100 (22) | 140 (16) |
| 122 | gbestanley | 104 | 24:39 | 91 (22) | 95 (24) | 97 (19) | 105 (22) | 114 (17) |
| 123 | dec | 50 | 24:47 | 75 (11) | 102 (11) | 102 (10) | 105 (12) | 124 (6) |
| 124 | annbrew | 73 | 24:49 | 85 (13) | 84 (15) | 111 (15) | 98 (15) | 118 (15) |
| 125 | klamery4 | 55 | 25:02 | 83 (13) | 88 (12) | 99 (12) | 89 (9) | 151 (9) |
| 126 | Fidelio | 41 | 25:40 | 89 (6) | 92 (9) | 101 (11) | 101 (9) | 114 (6) |
| 127 | Mkgnao | 96 | 26:26 | 78 (23) | 107 (19) | 91 (20) | 103 (19) | 129 (15) |
| 128 | SlumdogEngineer | 48 | 26:38 | 81 (13) | 107 (10) | 102 (7) | 100 (12) | 122 (6) |
| 129 | UisceTe | 75 | 27:09 | 76 (17) | 110 (15) | 98 (17) | 101 (16) | 123 (10) |
| 130 | Corymbia | 86 | 27:16 | 69 (14) | 100 (17) | 96 (21) | 93 (15) | 130 (19) |
| 131 | andrewlake | 103 | 27:44 | 59 (24) | 72 (20) | 64 (21) | 70 (16) | 225 (22) |
| 132 | npweston | 77 | 28:05 | 89 (18) | 95 (14) | 102 (19) | 107 (17) | 110 (9) |
| 133 | Pauline Minter | 55 | 28:26 | 66 (8) | 109 (9) | 93 (14) | 100 (10) | 118 (14) |
| 134 | Tudds | 110 | 28:26 | 74 (24) | 98 (21) | 102 (21) | 107 (25) | 121 (19) |
| 135 | nekabue | 101 | 28:32 | 84 (23) | 97 (17) | 92 (20) | 96 (22) | 132 (19) |
| 136 | eniamretrauq | 65 | 29:10 | 74 (12) | 103 (15) | 84 (12) | 105 (12) | 125 (14) |
| 137 | Lloyd | 78 | 29:40 | 82 (18) | 100 (18) | 101 (14) | 98 (16) | 125 (12) |
| 138 | Peter Sykes | 61 | 29:45 | 86 (14) | 108 (15) | 91 (10) | 97 (12) | 117 (10) |
| 139 | ulaca | 89 | 30:42 | 76 (20) | 92 (18) | 91 (17) | 110 (20) | 139 (14) |
| 140 | rosselliot | 55 | 30:44 | 80 (8) | 119 (9) | 90 (13) | 96 (14) | 114 (11) |
| 141 | koro | 118 | 31:19 | 86 (26) | 104 (24) | 89 (21) | 99 (25) | 122 (22) |
| 142 | JohnDun | 75 | 31:35 | 79 (18) | 98 (17) | 90 (15) | 108 (11) | 130 (14) |
| 143 | medodd | 44 | 32:18 | 90 (7) | 86 (10) | 94 (8) | 112 (9) | 113 (10) |
| 144 | Mike Harper | 63 | 32:40 | 87 (12) | 94 (15) | 91 (9) | 93 (14) | 130 (13) |
| 145 | Jeremy Weissmann | 65 | 34:01 | 78 (15) | 91 (13) | 101 (13) | 88 (11) | 142 (13) |
| 146 | Cookincats | 80 | 34:31 | 86 (16) | 103 (15) | 100 (11) | 86 (15) | 115 (23) |
| 147 | Pleasuredome | 86 | 34:50 | 87 (15) | 104 (18) | 91 (19) | 85 (17) | 130 (17) |
| 148 | dosbarth | 69 | 35:49 | 82 (16) | 106 (14) | 104 (16) | 101 (14) | 110 (9) |
| 149 | Crippens1 | 86 | 35:56 | 79 (19) | 102 (16) | 83 (16) | 96 (19) | 142 (16) |
| 150 | maryht | 82 | 36:35 | 88 (16) | 102 (16) | 103 (18) | 98 (19) | 106 (13) |
| 151 | MartinP | 104 | 43:10 | 72 (21) | 96 (20) | 99 (21) | 102 (20) | 126 (22) |
| 152 | joss henry | 49 | 43:33 | 65 (12) | 75 (9) | 64 (13) | 59 (9) | 344 (6) |
| 153 | symbenall2 | 51 | 44:50 | 86 (10) | 86 (10) | 96 (10) | 92 (11) | 138 (10) |