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 | 18400 | 05:22 | 90 (13) | 98 (15) | 82 (7) | 104 (19) | 113 (13) |
| 2 | Magoo | 16368 | 06:12 | 89 (11) | 97 (11) | 108 (10) | 103 (13) | 100 (9) |
| 3 | Eamon Ryan | 49051 | 06:55 | 85 (26) | 91 (26) | 109 (25) | 97 (26) | 117 (25) |
| 4 | Jason | 50791 | 07:41 | 80 (24) | 101 (23) | 108 (24) | 97 (24) | 112 (25) |
| 5 | verlaine | 55911 | 07:57 | 77 (26) | 101 (26) | 106 (24) | 103 (25) | 111 (26) |
| 6 | mistigris | 46995 | 08:48 | 81 (16) | 103 (20) | 108 (21) | 87 (21) | 115 (21) |
| 7 | aphis99 | 59137 | 08:48 | 85 (23) | 93 (25) | 106 (24) | 105 (24) | 107 (26) |
| 8 | Midas | 65598 | 09:25 | 84 (25) | 94 (26) | 107 (25) | 101 (25) | 111 (25) |
| 9 | AlanS | 71797 | 09:58 | 86 (26) | 91 (26) | 112 (26) | 96 (26) | 112 (26) |
| 10 | chindit | 71011 | 10:17 | 83 (26) | 95 (24) | 113 (24) | 100 (26) | 109 (25) |
| 11 | asaldanha | 67125 | 10:33 | 81 (21) | 86 (23) | 103 (24) | 97 (25) | 130 (23) |
| 12 | chriswords | 64485 | 11:18 | 85 (25) | 96 (21) | 111 (23) | 109 (23) | 97 (13) |
| 13 | lickert | 77808 | 11:34 | 80 (24) | 89 (25) | 111 (24) | 104 (24) | 112 (25) |
| 14 | glheard | 65991 | 11:42 | 85 (22) | 96 (20) | 101 (21) | 109 (23) | 108 (18) |
| 15 | Topical Tim | 79785 | 12:05 | 73 (25) | 101 (24) | 112 (21) | 107 (25) | 106 (25) |
| 16 | Tom Stubbs | 82621 | 12:31 | 84 (24) | 95 (24) | 105 (23) | 101 (25) | 114 (24) |
| 17 | Spur58 | 48888 | 12:56 | 94 (13) | 98 (17) | 102 (14) | 94 (15) | 110 (14) |
| 18 | keriothe_ | 87506 | 13:30 | 77 (24) | 112 (23) | 105 (22) | 97 (25) | 108 (24) |
| 19 | neilr | 90012 | 13:38 | 84 (24) | 90 (24) | 106 (24) | 103 (25) | 114 (23) |
| 20 | noidea | 66733 | 13:54 | 96 (24) | 101 (18) | 95 (12) | 99 (21) | 107 (15) |
| 21 | fshephe | 98614 | 13:55 | 91 (25) | 94 (26) | 104 (26) | 101 (26) | 108 (25) |
| 22 | p.wild | 100262 | 13:55 | 91 (26) | 101 (26) | 98 (26) | 101 (26) | 107 (26) |
| 23 | Stavros | 88992 | 13:59 | 81 (23) | 94 (23) | 105 (23) | 105 (23) | 112 (24) |
| 24 | xyster | 35767 | 14:11 | 80 (13) | 88 (10) | 113 (10) | 106 (9) | 118 (10) |
| 25 | Silva | 97122 | 14:11 | 81 (26) | 94 (26) | 104 (23) | 104 (24) | 117 (25) |
| 26 | Malcj | 86691 | 14:44 | 79 (23) | 97 (21) | 107 (21) | 101 (21) | 114 (22) |
| 27 | mikegrocott | 61163 | 14:46 | 78 (13) | 91 (12) | 110 (20) | 103 (18) | 106 (16) |
| 28 | jimpen | 89447 | 14:54 | 81 (24) | 99 (24) | 107 (22) | 102 (17) | 109 (23) |
| 29 | Sheapey | 101413 | 14:57 | 78 (25) | 89 (24) | 108 (23) | 108 (25) | 116 (26) |
| 30 | Groucho | 71018 | 14:58 | 89 (24) | 109 (20) | 100 (17) | 102 (18) | 104 (10) |
| 31 | cyrillic | 77554 | 15:01 | 81 (20) | 95 (22) | 113 (22) | 106 (19) | 103 (13) |
| 32 | Tibthorpe | 97965 | 15:07 | 80 (26) | 93 (24) | 114 (24) | 99 (23) | 116 (21) |
| 33 | SimonAnthony | 81124 | 15:11 | 63 (19) | 81 (19) | 104 (23) | 129 (18) | 119 (20) |
| 34 | Sue Sweeper | 66711 | 15:39 | 74 (17) | 91 (16) | 106 (15) | 103 (18) | 128 (15) |
| 35 | MikeOsborne | 106676 | 16:18 | 80 (25) | 104 (25) | 110 (25) | 95 (22) | 108 (22) |
| 36 | Spanna | 36382 | 16:23 | 95 (14) | 98 (11) | 97 (8) | 107 (7) | 107 (7) |
| 37 | David Crooks | 100381 | 16:33 | 81 (25) | 98 (24) | 113 (21) | 101 (20) | 109 (21) |
| 38 | phthisis | 82179 | 17:07 | 80 (20) | 98 (18) | 114 (17) | 104 (18) | 104 (17) |
| 39 | JezWoolfrey | 37583 | 17:53 | 86 (8) | 98 (13) | 91 (11) | 94 (6) | 139 (7) |
| 40 | sotira | 104119 | 18:04 | 79 (20) | 97 (21) | 104 (20) | 103 (22) | 112 (23) |
| 41 | GMcD | 130186 | 18:04 | 81 (26) | 94 (26) | 112 (26) | 102 (26) | 109 (26) |
| 42 | RobR | 56224 | 18:22 | 83 (16) | 98 (15) | 108 (10) | 112 (14) | 105 (6) |
| 43 | robinh | 120275 | 18:33 | 89 (23) | 96 (24) | 109 (24) | 98 (24) | 106 (23) |
| 44 | OliviaRhineb | 132389 | 18:41 | 76 (26) | 98 (26) | 107 (26) | 106 (25) | 110 (25) |
| 45 | Squallaby | 112196 | 19:04 | 79 (24) | 96 (22) | 98 (15) | 106 (24) | 119 (23) |
| 46 | LouWeed | 135272 | 19:16 | 83 (25) | 100 (26) | 105 (25) | 101 (26) | 108 (25) |
| 47 | Craven | 138731 | 20:06 | 87 (26) | 97 (26) | 102 (22) | 100 (26) | 113 (25) |
| 48 | annelambirth | 103277 | 20:15 | 90 (23) | 92 (18) | 101 (18) | 100 (19) | 118 (17) |
| 49 | mcjwright | 135722 | 20:33 | 80 (25) | 101 (21) | 106 (25) | 97 (25) | 115 (24) |
| 50 | sampson | 70527 | 20:37 | 94 (15) | 99 (16) | 91 (10) | 101 (15) | 113 (11) |
| 51 | Zabadak | 118438 | 20:46 | 80 (23) | 90 (17) | 114 (19) | 105 (22) | 109 (24) |
| 52 | barracuda | 152441 | 21:10 | 83 (26) | 99 (26) | 102 (26) | 100 (26) | 114 (26) |
| 53 | pterodactyl | 109883 | 21:17 | 90 (20) | 99 (19) | 101 (17) | 99 (21) | 110 (19) |
| 54 | poskir | 112898 | 21:22 | 98 (21) | 104 (20) | 98 (16) | 98 (21) | 100 (20) |
| 55 | Looch | 117590 | 21:32 | 84 (21) | 91 (19) | 116 (22) | 96 (18) | 108 (21) |
| 56 | John Arnold | 84435 | 21:39 | 83 (22) | 99 (15) | 110 (13) | 97 (15) | 132 (10) |
| 57 | Ed freshpot | 141602 | 21:51 | 86 (24) | 99 (23) | 105 (25) | 90 (23) | 118 (23) |
| 58 | benedick | 86038 | 22:03 | 81 (15) | 96 (17) | 103 (12) | 107 (16) | 111 (15) |
| 59 | Kevin Gregg | 137758 | 22:43 | 73 (23) | 96 (23) | 111 (22) | 98 (22) | 122 (21) |
| 60 | Solver52 | 166394 | 23:18 | 86 (26) | 101 (25) | 104 (26) | 100 (26) | 106 (26) |
| 61 | colin2355 | 133985 | 24:00 | 74 (19) | 97 (23) | 100 (20) | 110 (19) | 114 (22) |
| 62 | gbestanley | 128308 | 24:01 | 88 (24) | 101 (22) | 103 (14) | 100 (20) | 110 (19) |
| 63 | zythum | 77605 | 24:24 | 84 (14) | 107 (11) | 104 (17) | 102 (10) | 103 (11) |
| 64 | rjcassidy | 146502 | 25:10 | 79 (25) | 96 (21) | 108 (19) | 103 (23) | 118 (19) |
| 65 | Edprof | 79317 | 25:25 | 82 (13) | 101 (15) | 109 (13) | 93 (13) | 122 (8) |
| 66 | fudgiebates | 70291 | 25:28 | 86 (14) | 104 (13) | 106 (11) | 99 (10) | 108 (8) |
| 67 | dec | 87476 | 26:02 | 85 (14) | 92 (13) | 120 (12) | 93 (14) | 111 (13) |
| 68 | Chadwick | 140060 | 26:13 | 86 (20) | 98 (20) | 108 (20) | 105 (19) | 101 (20) |
| 69 | diogenes | 114245 | 26:26 | 80 (18) | 98 (16) | 104 (15) | 107 (17) | 111 (16) |
| 70 | phmfantom | 151404 | 26:33 | 80 (23) | 96 (16) | 107 (23) | 94 (21) | 119 (22) |
| 71 | dont_panic | 142683 | 26:43 | 77 (19) | 90 (20) | 122 (19) | 110 (17) | 100 (24) |
| 72 | William M | 116702 | 27:47 | 72 (18) | 90 (16) | 125 (12) | 96 (18) | 127 (16) |
| 73 | NAPASAI | 134030 | 28:16 | 90 (22) | 101 (16) | 108 (18) | 94 (13) | 104 (20) |
| 74 | Manveru | 143856 | 28:32 | 96 (23) | 97 (18) | 109 (15) | 94 (21) | 105 (17) |
| 75 | cassandra | 211684 | 29:24 | 94 (26) | 98 (26) | 101 (26) | 104 (26) | 101 (26) |
| 76 | Mkgnao | 88111 | 29:58 | 80 (15) | 94 (11) | 119 (11) | 105 (13) | 107 (9) |
| 77 | nekabue | 209930 | 30:41 | 81 (26) | 91 (25) | 107 (23) | 103 (25) | 118 (25) |
| 78 | struggler | 94235 | 30:47 | 92 (14) | 96 (13) | 102 (10) | 103 (13) | 107 (11) |
| 79 | Jeeves | 75436 | 31:25 | 65 (9) | 98 (8) | 138 (9) | 87 (15) | 120 (9) |
| 80 | ulaca | 167860 | 32:09 | 80 (23) | 107 (20) | 97 (17) | 110 (20) | 108 (17) |
| 81 | Glyndwr | 180404 | 32:19 | 87 (25) | 100 (24) | 108 (17) | 101 (22) | 108 (15) |
| 82 | JohnDun | 220680 | 32:32 | 75 (23) | 91 (26) | 114 (24) | 104 (26) | 114 (24) |
| 83 | FelicityTT | 86629 | 32:48 | 75 (7) | 94 (13) | 96 (9) | 102 (10) | 114 (15) |
| 84 | rosselliot | 172474 | 33:02 | 80 (23) | 99 (17) | 112 (19) | 106 (20) | 105 (18) |
| 85 | koro | 241500 | 33:49 | 81 (26) | 100 (25) | 107 (26) | 104 (26) | 106 (26) |
| 86 | Big Nug | 229302 | 34:25 | 78 (24) | 105 (25) | 109 (25) | 106 (24) | 98 (23) |
| 87 | eniamretrauq | 172719 | 35:06 | 83 (19) | 97 (14) | 103 (21) | 102 (20) | 111 (18) |
| 88 | 1234 | 239384 | 35:37 | 81 (26) | 107 (25) | 98 (23) | 99 (25) | 114 (23) |
| 89 | Tudds | 249943 | 35:54 | 69 (25) | 101 (25) | 102 (25) | 107 (26) | 119 (25) |
| 90 | Crippens1 | 213123 | 37:47 | 77 (22) | 95 (24) | 107 (20) | 118 (18) | 106 (20) |
| 91 | empty | 293340 | 41:05 | 89 (26) | 101 (26) | 104 (25) | 104 (26) | 100 (26) |