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 | 17142 | 05:36 | 88 (15) | 102 (14) | 98 (7) | 102 (14) | 109 (11) |
| 2 | Magoo | 17871 | 06:04 | 86 (13) | 107 (13) | 107 (9) | 101 (13) | 98 (11) |
| 3 | Eamon Ryan | 48117 | 06:54 | 91 (26) | 94 (25) | 108 (24) | 95 (26) | 111 (25) |
| 4 | Jason | 49782 | 07:45 | 83 (23) | 100 (22) | 111 (23) | 92 (24) | 111 (25) |
| 5 | verlaine | 56349 | 08:32 | 84 (26) | 98 (26) | 102 (20) | 101 (24) | 114 (24) |
| 6 | mistigris | 40624 | 08:47 | 86 (17) | 99 (19) | 103 (16) | 90 (17) | 118 (18) |
| 7 | aphis99 | 62558 | 09:08 | 83 (23) | 97 (25) | 111 (25) | 102 (25) | 104 (26) |
| 8 | Midas | 66927 | 09:36 | 88 (25) | 99 (26) | 105 (25) | 98 (25) | 107 (25) |
| 9 | AlanS | 71722 | 10:23 | 93 (26) | 92 (25) | 106 (25) | 92 (24) | 115 (25) |
| 10 | chindit | 72906 | 10:45 | 87 (25) | 95 (26) | 103 (20) | 103 (26) | 110 (26) |
| 11 | asaldanha | 67805 | 11:18 | 94 (22) | 89 (22) | 96 (18) | 91 (25) | 126 (23) |
| 12 | glheard | 63112 | 11:33 | 89 (22) | 93 (18) | 103 (19) | 101 (24) | 113 (18) |
| 13 | chriswords | 68763 | 11:34 | 91 (25) | 102 (19) | 99 (24) | 104 (23) | 105 (18) |
| 14 | lickert | 77225 | 11:48 | 84 (23) | 97 (24) | 99 (22) | 104 (24) | 112 (26) |
| 15 | Topical Tim | 81696 | 12:16 | 86 (25) | 102 (26) | 101 (19) | 99 (26) | 109 (25) |
| 16 | Spur58 | 47044 | 13:04 | 92 (16) | 99 (14) | 103 (14) | 97 (16) | 112 (10) |
| 17 | Tom Stubbs | 89814 | 13:21 | 89 (25) | 95 (25) | 101 (21) | 98 (26) | 115 (25) |
| 18 | PGooden | 33167 | 13:28 | 82 (11) | 106 (11) | 114 (11) | 94 (11) | 102 (7) |
| 19 | keriothe_ | 82470 | 13:44 | 83 (22) | 112 (22) | 107 (20) | 97 (25) | 100 (21) |
| 20 | Silva | 89422 | 14:03 | 84 (25) | 100 (26) | 95 (15) | 107 (26) | 110 (24) |
| 21 | neilr | 91832 | 14:10 | 82 (24) | 97 (24) | 97 (21) | 98 (25) | 124 (24) |
| 22 | noidea | 71529 | 14:11 | 97 (22) | 101 (19) | 100 (18) | 94 (21) | 110 (14) |
| 23 | Stavros | 89722 | 14:14 | 86 (24) | 90 (24) | 101 (22) | 112 (23) | 109 (22) |
| 24 | fshephe | 101160 | 14:24 | 92 (24) | 95 (26) | 106 (25) | 98 (26) | 106 (26) |
| 25 | SimonAnthony | 72787 | 14:26 | 76 (22) | 96 (18) | 83 (20) | 141 (16) | 114 (18) |
| 26 | p.wild | 104923 | 14:34 | 91 (26) | 95 (26) | 100 (26) | 104 (26) | 108 (26) |
| 27 | Ben Staveley | 31527 | 14:35 | 89 (8) | 90 (11) | 127 (8) | 81 (10) | 118 (9) |
| 28 | mikegrocott | 65892 | 15:02 | 82 (14) | 94 (14) | 110 (20) | 103 (17) | 102 (18) |
| 29 | Malcj | 91662 | 15:07 | 84 (22) | 103 (23) | 102 (22) | 97 (22) | 112 (22) |
| 30 | jimpen | 85963 | 15:14 | 81 (23) | 101 (22) | 111 (20) | 97 (19) | 110 (20) |
| 31 | cyrillic | 68046 | 15:19 | 82 (17) | 97 (18) | 111 (19) | 106 (18) | 100 (12) |
| 32 | Jon88 | 62609 | 15:20 | 97 (19) | 89 (15) | 100 (15) | 103 (15) | 110 (14) |
| 33 | Sheapey | 102629 | 15:24 | 75 (25) | 90 (24) | 113 (22) | 107 (26) | 114 (24) |
| 34 | Groucho | 73200 | 15:38 | 91 (25) | 110 (19) | 107 (18) | 89 (17) | 106 (9) |
| 35 | Tibthorpe | 110737 | 15:54 | 81 (26) | 90 (24) | 115 (26) | 96 (25) | 116 (25) |
| 36 | Sue Sweeper | 70351 | 16:03 | 72 (18) | 94 (15) | 96 (14) | 100 (20) | 139 (16) |
| 37 | MikeOsborne | 107971 | 16:58 | 85 (25) | 103 (25) | 109 (21) | 97 (23) | 106 (22) |
| 38 | David Crooks | 104644 | 17:16 | 80 (24) | 104 (23) | 107 (22) | 97 (22) | 113 (20) |
| 39 | phthisis | 84837 | 17:27 | 84 (20) | 101 (17) | 111 (16) | 98 (19) | 107 (19) |
| 40 | JezWoolfrey | 49622 | 17:58 | 92 (8) | 86 (14) | 100 (12) | 97 (9) | 120 (13) |
| 41 | sotira | 104257 | 18:06 | 77 (20) | 97 (21) | 109 (17) | 100 (23) | 112 (25) |
| 42 | robinh | 126267 | 18:27 | 91 (25) | 98 (25) | 109 (25) | 95 (25) | 104 (24) |
| 43 | OliviaRhineb | 135859 | 19:11 | 81 (26) | 98 (25) | 106 (26) | 102 (25) | 110 (26) |
| 44 | GMcD | 140271 | 19:38 | 86 (26) | 96 (26) | 110 (25) | 98 (26) | 108 (26) |
| 45 | Squallaby | 106455 | 19:42 | 81 (23) | 98 (24) | 104 (13) | 100 (22) | 122 (18) |
| 46 | RobR | 64255 | 19:49 | 92 (16) | 94 (14) | 109 (11) | 106 (16) | 101 (7) |
| 47 | LouWeed | 141321 | 20:07 | 89 (25) | 96 (26) | 105 (25) | 101 (26) | 107 (25) |
| 48 | annelambirth | 97477 | 20:49 | 91 (18) | 98 (17) | 96 (19) | 98 (18) | 117 (16) |
| 49 | sampson | 80248 | 20:53 | 99 (18) | 96 (16) | 98 (12) | 94 (17) | 117 (11) |
| 50 | Craven | 144264 | 20:54 | 88 (26) | 101 (26) | 100 (23) | 97 (25) | 112 (25) |
| 51 | pterodactyl | 112016 | 21:12 | 93 (22) | 106 (19) | 100 (17) | 93 (21) | 108 (19) |
| 52 | mcjwright | 141982 | 21:19 | 82 (24) | 104 (22) | 96 (23) | 95 (26) | 119 (26) |
| 53 | Zabadak | 127989 | 21:32 | 84 (23) | 97 (21) | 114 (19) | 96 (22) | 108 (24) |
| 54 | barracuda | 156086 | 21:40 | 87 (26) | 100 (26) | 104 (26) | 95 (26) | 112 (26) |
| 55 | poskir | 115478 | 21:52 | 104 (21) | 101 (19) | 98 (18) | 95 (22) | 100 (18) |
| 56 | benedick | 92181 | 21:56 | 79 (14) | 100 (18) | 104 (15) | 101 (19) | 113 (14) |
| 57 | John Arnold | 82316 | 22:07 | 91 (21) | 101 (15) | 111 (10) | 81 (14) | 126 (12) |
| 58 | Looch | 112761 | 22:38 | 84 (19) | 100 (16) | 113 (21) | 89 (17) | 108 (20) |
| 59 | Kevin Gregg | 134700 | 22:54 | 78 (21) | 97 (23) | 116 (23) | 91 (22) | 118 (19) |
| 60 | Ed freshpot | 142416 | 23:02 | 91 (24) | 94 (20) | 110 (23) | 91 (23) | 112 (23) |
| 61 | diogenes | 67068 | 23:17 | 82 (14) | 108 (13) | 115 (9) | 92 (12) | 110 (10) |
| 62 | gbestanley | 129316 | 23:56 | 90 (23) | 101 (21) | 102 (17) | 95 (20) | 112 (19) |
| 63 | colin2355 | 126630 | 23:58 | 81 (17) | 94 (24) | 89 (20) | 93 (18) | 139 (19) |
| 64 | Solver52 | 172455 | 24:21 | 87 (26) | 100 (25) | 106 (26) | 96 (25) | 108 (26) |
| 65 | zythum | 115991 | 24:47 | 87 (20) | 102 (17) | 105 (18) | 101 (15) | 104 (18) |
| 66 | Edprof | 116933 | 24:59 | 87 (18) | 96 (18) | 108 (21) | 93 (19) | 121 (12) |
| 67 | rjcassidy | 143176 | 25:23 | 79 (24) | 104 (21) | 107 (20) | 96 (21) | 119 (18) |
| 68 | Chadwick | 171072 | 26:24 | 87 (23) | 99 (23) | 107 (24) | 100 (24) | 103 (24) |
| 69 | phmfantom | 157997 | 26:35 | 84 (23) | 111 (19) | 99 (20) | 89 (22) | 115 (25) |
| 70 | dec | 90750 | 27:00 | 81 (14) | 98 (13) | 114 (14) | 96 (12) | 108 (13) |
| 71 | dont_panic | 147548 | 27:01 | 86 (20) | 94 (21) | 114 (20) | 106 (18) | 99 (22) |
| 72 | fudgiebates | 67351 | 27:22 | 76 (13) | 95 (10) | 106 (10) | 93 (9) | 141 (9) |
| 73 | NAPASAI | 130003 | 28:30 | 90 (19) | 103 (13) | 97 (21) | 96 (15) | 112 (18) |
| 74 | Manveru | 126658 | 29:19 | 88 (19) | 98 (16) | 115 (15) | 96 (18) | 106 (14) |
| 75 | Mkgnao | 135258 | 29:39 | 87 (19) | 96 (19) | 115 (15) | 97 (20) | 110 (13) |
| 76 | William M | 141334 | 29:49 | 76 (17) | 95 (17) | 115 (17) | 93 (18) | 116 (20) |
| 77 | struggler | 173352 | 30:44 | 93 (23) | 96 (22) | 104 (18) | 102 (22) | 104 (19) |
| 78 | cassandra | 223343 | 31:01 | 95 (26) | 97 (26) | 99 (26) | 105 (26) | 100 (26) |
| 79 | nekabue | 208727 | 31:03 | 87 (25) | 89 (25) | 113 (24) | 98 (24) | 112 (24) |
| 80 | rosselliot | 162622 | 33:03 | 88 (22) | 94 (17) | 117 (19) | 93 (18) | 109 (16) |
| 81 | ulaca | 158461 | 33:25 | 79 (20) | 113 (19) | 96 (17) | 100 (19) | 115 (14) |
| 82 | koro | 238617 | 33:42 | 85 (25) | 101 (26) | 98 (25) | 106 (26) | 107 (26) |
| 83 | FelicityTT | 101915 | 33:58 | 77 (11) | 95 (14) | 108 (11) | 95 (7) | 113 (17) |
| 84 | JohnDun | 230543 | 34:00 | 73 (25) | 98 (25) | 110 (24) | 97 (24) | 120 (25) |
| 85 | Glyndwr | 198820 | 34:52 | 89 (25) | 100 (23) | 112 (18) | 94 (21) | 109 (18) |
| 86 | Big Nug | 245478 | 35:16 | 84 (25) | 106 (26) | 103 (26) | 103 (24) | 101 (25) |
| 87 | Jeeves | 84908 | 35:22 | 89 (11) | 90 (8) | 133 (7) | 83 (13) | 118 (11) |
| 88 | eniamretrauq | 165933 | 35:27 | 86 (14) | 94 (14) | 104 (19) | 95 (21) | 112 (20) |
| 89 | Tudds | 247693 | 37:11 | 83 (24) | 101 (24) | 101 (24) | 105 (25) | 107 (24) |
| 90 | 1234 | 247555 | 38:12 | 82 (25) | 108 (25) | 101 (22) | 94 (24) | 115 (22) |
| 91 | Crippens1 | 241473 | 40:14 | 75 (23) | 90 (25) | 118 (22) | 108 (20) | 112 (20) |
| 92 | empty | 292311 | 40:56 | 91 (26) | 103 (26) | 106 (25) | 99 (26) | 98 (26) |
| 93 | JerryR | 84833 | 48:45 | 81 (9) | 88 (9) | 137 (8) | 96 (7) | 100 (6) |