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 | 86 | 02:08 | 90 (20) | 103 (17) | 101 (18) | 100 (15) | 107 (16) |
| 2 | Jason | 103 | 02:29 | 85 (20) | 97 (22) | 110 (21) | 100 (20) | 107 (20) |
| 3 | Paul Gilbert | 115 | 02:30 | 95 (24) | 102 (21) | 96 (22) | 104 (24) | 100 (24) |
| 4 | mistigris | 112 | 02:36 | 90 (21) | 97 (24) | 98 (21) | 107 (25) | 106 (21) |
| 5 | cmjhutton | 117 | 02:43 | 93 (25) | 103 (25) | 98 (23) | 94 (20) | 107 (24) |
| 6 | hilarym | 106 | 02:44 | 90 (23) | 105 (21) | 99 (23) | 101 (20) | 105 (19) |
| 7 | verlaine | 122 | 02:44 | 91 (23) | 107 (25) | 96 (25) | 98 (24) | 106 (25) |
| 8 | aphis99 | 118 | 02:48 | 90 (23) | 101 (25) | 91 (23) | 108 (23) | 107 (24) |
| 9 | Flimmy flammy | 121 | 03:04 | 92 (25) | 102 (23) | 100 (23) | 104 (26) | 100 (24) |
| 10 | richard | 98 | 03:36 | 94 (20) | 104 (20) | 93 (20) | 102 (19) | 105 (19) |
| 11 | markdobell | 124 | 03:39 | 92 (25) | 99 (26) | 99 (26) | 107 (25) | 101 (22) |
| 12 | Heyesey | 114 | 03:40 | 90 (22) | 95 (24) | 101 (24) | 99 (20) | 113 (24) |
| 13 | Topical Tim | 115 | 03:45 | 87 (25) | 100 (22) | 98 (23) | 105 (23) | 109 (22) |
| 14 | glheard | 102 | 03:56 | 96 (25) | 97 (20) | 90 (19) | 110 (18) | 107 (20) |
| 15 | Kinghedger | 84 | 04:00 | 95 (15) | 99 (16) | 97 (19) | 102 (18) | 104 (16) |
| 16 | lickert | 121 | 04:07 | 94 (22) | 101 (25) | 97 (24) | 103 (24) | 102 (26) |
| 17 | patrickcates | 54 | 04:08 | 93 (15) | 96 (9) | 98 (12) | 107 (11) | 108 (7) |
| 18 | philjordan1147 | 107 | 04:13 | 92 (22) | 99 (18) | 95 (24) | 101 (24) | 111 (19) |
| 19 | chindit | 115 | 04:13 | 91 (22) | 105 (24) | 98 (25) | 98 (23) | 107 (21) |
| 20 | chriss | 67 | 04:19 | 93 (14) | 98 (15) | 102 (14) | 95 (11) | 110 (13) |
| 21 | xyster | 37 | 04:22 | 91 (6) | 95 (9) | 108 (9) | 105 (6) | 97 (7) |
| 22 | Roscoe | 103 | 04:22 | 97 (21) | 102 (22) | 95 (21) | 102 (19) | 101 (20) |
| 23 | MikeOsborne | 110 | 04:26 | 85 (23) | 106 (23) | 96 (21) | 107 (24) | 103 (19) |
| 24 | tiggis | 64 | 04:29 | 93 (13) | 89 (11) | 104 (12) | 107 (14) | 102 (14) |
| 25 | AlanS | 109 | 04:29 | 91 (17) | 98 (22) | 98 (24) | 106 (24) | 101 (22) |
| 26 | lucyg43484 | 113 | 04:29 | 91 (22) | 101 (25) | 100 (25) | 100 (23) | 109 (18) |
| 27 | tilbee | 106 | 04:31 | 95 (22) | 102 (20) | 94 (22) | 109 (21) | 97 (21) |
| 28 | Tom Stubbs | 118 | 04:31 | 91 (25) | 100 (25) | 98 (24) | 102 (20) | 107 (24) |
| 29 | Umpire | 113 | 04:35 | 90 (23) | 98 (23) | 101 (21) | 100 (23) | 109 (23) |
| 30 | alexh | 98 | 04:41 | 95 (21) | 103 (21) | 99 (16) | 101 (18) | 101 (22) |
| 31 | MK76 | 83 | 04:42 | 92 (21) | 106 (16) | 96 (15) | 98 (13) | 107 (18) |
| 32 | canismiser | 94 | 04:42 | 84 (20) | 106 (21) | 100 (18) | 102 (17) | 106 (18) |
| 33 | Liari | 84 | 04:44 | 85 (19) | 100 (15) | 104 (17) | 103 (15) | 107 (18) |
| 34 | Jim Willis | 68 | 04:45 | 84 (10) | 95 (14) | 105 (17) | 102 (11) | 105 (16) |
| 35 | Ed freshpot | 99 | 04:48 | 91 (20) | 95 (20) | 100 (20) | 104 (18) | 109 (21) |
| 36 | andrewlake | 116 | 04:50 | 92 (24) | 104 (21) | 98 (23) | 100 (24) | 104 (24) |
| 37 | LouWeed | 118 | 04:50 | 91 (23) | 107 (25) | 101 (23) | 94 (22) | 104 (25) |
| 38 | nina s | 84 | 04:51 | 89 (18) | 89 (17) | 102 (13) | 103 (17) | 115 (19) |
| 39 | March | 118 | 04:51 | 94 (24) | 98 (22) | 96 (23) | 97 (25) | 110 (24) |
| 40 | andy | 106 | 04:52 | 91 (23) | 101 (21) | 97 (22) | 102 (19) | 107 (21) |
| 41 | pitcaithlie | 80 | 04:55 | 86 (19) | 104 (19) | 101 (17) | 108 (14) | 103 (11) |
| 42 | Honggui | 93 | 04:56 | 97 (21) | 98 (19) | 98 (21) | 100 (18) | 107 (14) |
| 43 | denislaw | 40 | 04:58 | 87 (6) | 106 (7) | 98 (11) | 105 (9) | 99 (7) |
| 44 | Eddddddd | 35 | 05:03 | 87 (8) | 106 (7) | 106 (6) | 95 (8) | 108 (6) |
| 45 | Zander | 106 | 05:03 | 92 (21) | 98 (22) | 93 (21) | 101 (22) | 113 (20) |
| 46 | 7dPenguin | 107 | 05:09 | 100 (22) | 97 (23) | 100 (19) | 100 (22) | 102 (21) |
| 47 | Aly Duncan | 66 | 05:12 | 95 (18) | 98 (15) | 100 (14) | 103 (11) | 108 (8) |
| 48 | Squallaby | 116 | 05:15 | 90 (24) | 102 (23) | 99 (22) | 105 (23) | 102 (24) |
| 49 | neilr | 103 | 05:16 | 93 (21) | 100 (20) | 97 (23) | 106 (18) | 103 (21) |
| 50 | Penfold_61 | 82 | 05:17 | 94 (16) | 101 (13) | 97 (18) | 103 (15) | 103 (20) |
| 51 | ChuckB | 73 | 05:19 | 89 (11) | 100 (19) | 97 (16) | 104 (15) | 106 (12) |
| 52 | Tibthorpe | 119 | 05:19 | 97 (24) | 99 (24) | 97 (24) | 103 (24) | 103 (23) |
| 53 | Ease This Jam | 63 | 05:20 | 79 (14) | 123 (10) | 90 (14) | 104 (12) | 110 (13) |
| 54 | daulbs | 106 | 05:22 | 84 (21) | 100 (23) | 90 (20) | 114 (24) | 109 (18) |
| 55 | Dekkers | 40 | 05:24 | 95 (10) | 98 (9) | 106 (7) | 101 (7) | 100 (7) |
| 56 | fshephe | 114 | 05:25 | 92 (23) | 102 (23) | 96 (22) | 101 (21) | 106 (25) |
| 57 | esmeralda | 99 | 05:28 | 88 (24) | 106 (19) | 102 (19) | 91 (19) | 114 (18) |
| 58 | mw7000 | 54 | 05:31 | 82 (12) | 100 (7) | 100 (15) | 111 (13) | 107 (7) |
| 59 | KET | 82 | 05:32 | 91 (19) | 100 (19) | 93 (15) | 99 (15) | 116 (14) |
| 60 | george.plumbly | 95 | 05:32 | 92 (20) | 103 (21) | 96 (18) | 106 (17) | 100 (19) |
| 61 | Paul Hammond | 63 | 05:33 | 90 (14) | 100 (11) | 104 (13) | 98 (13) | 107 (12) |
| 62 | AndyR | 50 | 05:34 | 95 (10) | 102 (10) | 100 (11) | 99 (10) | 102 (9) |
| 63 | Finzi | 117 | 05:45 | 94 (26) | 98 (22) | 95 (23) | 103 (23) | 106 (23) |
| 64 | cath23 | 66 | 05:48 | 95 (11) | 88 (12) | 101 (15) | 107 (14) | 105 (14) |
| 65 | Rabbitoh | 102 | 05:49 | 88 (20) | 96 (19) | 97 (23) | 118 (21) | 97 (19) |
| 66 | McBeak | 93 | 05:50 | 84 (19) | 107 (19) | 103 (20) | 103 (21) | 100 (14) |
| 67 | Dzhigit | 84 | 05:53 | 94 (18) | 100 (16) | 98 (16) | 93 (18) | 113 (16) |
| 68 | Looch | 121 | 05:53 | 93 (24) | 100 (24) | 98 (24) | 99 (24) | 107 (25) |
| 69 | Freemers | 46 | 05:56 | 92 (10) | 103 (9) | 103 (8) | 94 (9) | 105 (10) |
| 70 | GeorgeTz | 44 | 05:57 | 94 (8) | 94 (8) | 100 (11) | 107 (9) | 102 (8) |
| 71 | Carol | 73 | 05:57 | 84 (16) | 97 (13) | 100 (13) | 102 (15) | 114 (16) |
| 72 | Shabbo | 76 | 06:01 | 94 (16) | 93 (12) | 103 (15) | 94 (15) | 110 (18) |
| 73 | DunPangolin | 77 | 06:01 | 90 (17) | 103 (17) | 96 (18) | 103 (13) | 111 (12) |
| 74 | Tudds | 107 | 06:01 | 91 (21) | 95 (19) | 98 (24) | 103 (24) | 111 (19) |
| 75 | Crossiant | 110 | 06:03 | 93 (20) | 92 (23) | 94 (22) | 106 (24) | 112 (21) |
| 76 | Kevin Gregg | 74 | 06:06 | 94 (20) | 99 (14) | 106 (15) | 97 (12) | 103 (13) |
| 77 | GMcD | 106 | 06:09 | 89 (19) | 98 (21) | 99 (22) | 105 (20) | 105 (24) |
| 78 | PGooden | 67 | 06:12 | 95 (11) | 95 (13) | 95 (17) | 108 (12) | 105 (14) |
| 79 | ilan | 89 | 06:14 | 89 (20) | 110 (16) | 98 (20) | 100 (13) | 104 (20) |
| 80 | jimwetzler | 62 | 06:17 | 82 (13) | 106 (13) | 101 (12) | 103 (11) | 106 (13) |
| 81 | Michael Dove | 40 | 06:26 | 83 (9) | 94 (9) | 103 (9) | 116 (7) | 110 (6) |
| 82 | LuckOfLucien | 42 | 06:29 | 81 (8) | 98 (8) | 103 (9) | 103 (8) | 110 (9) |
| 83 | julian_w | 64 | 06:30 | 96 (10) | 101 (14) | 102 (14) | 93 (11) | 103 (15) |
| 84 | paul.whitehouse69 | 77 | 06:31 | 95 (16) | 100 (12) | 99 (18) | 95 (16) | 109 (15) |
| 85 | hopkinb | 64 | 06:37 | 84 (13) | 92 (12) | 103 (14) | 110 (11) | 109 (14) |
| 86 | uvofiz | 98 | 06:39 | 91 (19) | 107 (20) | 98 (21) | 100 (16) | 102 (22) |
| 87 | robinh | 91 | 06:41 | 88 (17) | 100 (15) | 100 (20) | 103 (21) | 105 (18) |
| 88 | Viscomte | 61 | 06:45 | 91 (14) | 99 (11) | 101 (14) | 110 (12) | 98 (10) |
| 89 | James P | 97 | 06:48 | 91 (18) | 100 (20) | 97 (21) | 106 (17) | 104 (21) |
| 90 | jon | 78 | 06:50 | 89 (15) | 98 (16) | 105 (10) | 96 (19) | 110 (18) |
| 91 | earlylight | 69 | 06:55 | 87 (16) | 99 (16) | 98 (12) | 106 (13) | 111 (12) |
| 92 | SlumdogEngineer | 49 | 06:56 | 84 (9) | 104 (8) | 90 (15) | 102 (7) | 122 (10) |
| 93 | Nangle | 54 | 06:56 | 82 (11) | 105 (10) | 99 (10) | 102 (12) | 110 (11) |
| 94 | ratterz | 55 | 06:57 | 95 (8) | 98 (11) | 92 (8) | 113 (8) | 99 (20) |
| 95 | Edprof | 51 | 07:02 | 97 (6) | 107 (11) | 91 (14) | 93 (8) | 107 (12) |
| 96 | Mike Harper | 90 | 07:03 | 94 (18) | 106 (18) | 91 (15) | 103 (19) | 102 (20) |
| 97 | DianeRS | 52 | 07:06 | 83 (12) | 109 (10) | 100 (10) | 99 (11) | 112 (9) |
| 98 | Puzzleplease | 96 | 07:07 | 85 (19) | 104 (19) | 99 (18) | 108 (19) | 101 (21) |
| 99 | Dvynys | 62 | 07:08 | 88 (10) | 108 (12) | 94 (15) | 99 (9) | 105 (16) |
| 100 | 1234 | 43 | 07:09 | 94 (10) | 95 (9) | 100 (8) | 98 (7) | 111 (9) |
| 101 | Riche | 60 | 07:09 | 92 (12) | 107 (11) | 97 (13) | 99 (13) | 103 (11) |
| 102 | endafk | 80 | 07:16 | 92 (19) | 95 (15) | 86 (13) | 110 (18) | 113 (15) |
| 103 | benedick | 39 | 07:21 | 99 (8) | 100 (12) | 101 (6) | 97 (7) | 100 (6) |
| 104 | John Arnold | 65 | 07:23 | 86 (15) | 110 (10) | 90 (18) | 105 (10) | 116 (12) |
| 105 | ChrisBrea | 76 | 07:34 | 91 (14) | 105 (16) | 94 (15) | 99 (15) | 108 (16) |
| 106 | Corymbia | 70 | 07:43 | 88 (17) | 107 (13) | 98 (12) | 94 (14) | 112 (14) |
| 107 | gsriordan52 | 71 | 07:47 | 89 (12) | 109 (16) | 90 (14) | 103 (15) | 104 (14) |
| 108 | cheryllayne | 59 | 07:50 | 81 (13) | 138 (13) | 92 (11) | 90 (13) | 92 (9) |
| 109 | nigel | 46 | 07:52 | 69 (10) | 90 (9) | 126 (9) | 88 (7) | 120 (11) |
| 110 | m5harp | 43 | 08:04 | 86 (9) | 100 (10) | 104 (6) | 98 (6) | 107 (12) |
| 111 | barracuda | 75 | 08:04 | 91 (12) | 91 (16) | 100 (15) | 107 (15) | 106 (17) |
| 112 | TomHerbert | 58 | 08:08 | 89 (10) | 104 (11) | 102 (16) | 106 (11) | 94 (10) |
| 113 | plett11 | 69 | 08:10 | 88 (15) | 93 (11) | 102 (13) | 103 (18) | 112 (12) |
| 114 | ulaca | 54 | 08:11 | 78 (9) | 103 (11) | 97 (10) | 108 (10) | 106 (14) |
| 115 | maisiemae | 60 | 08:11 | 123 (13) | 101 (10) | 82 (16) | 94 (9) | 101 (12) |
| 116 | mattindoha | 69 | 08:13 | 89 (15) | 104 (12) | 103 (11) | 97 (16) | 107 (15) |
| 117 | johndun | 58 | 08:14 | 90 (8) | 94 (9) | 93 (14) | 93 (14) | 123 (13) |
| 118 | Templar Redux | 58 | 08:19 | 96 (11) | 104 (14) | 90 (11) | 103 (10) | 104 (12) |
| 119 | crosswordian | 50 | 08:27 | 84 (8) | 104 (11) | 96 (8) | 102 (14) | 107 (9) |
| 120 | Deezzaa | 60 | 08:31 | 94 (11) | 106 (12) | 78 (14) | 106 (11) | 117 (12) |
| 121 | Sheen | 55 | 08:34 | 96 (12) | 111 (10) | 75 (8) | 103 (10) | 105 (15) |
| 122 | goblin | 68 | 08:44 | 90 (14) | 101 (14) | 98 (14) | 102 (12) | 106 (14) |
| 123 | nigelmzzz | 47 | 08:46 | 77 (7) | 107 (11) | 91 (6) | 100 (11) | 109 (12) |
| 124 | john.brassey | 46 | 08:54 | 78 (6) | 106 (11) | 98 (11) | 103 (10) | 104 (8) |
| 125 | Zabadak3 | 41 | 08:59 | 84 (6) | 97 (10) | 86 (7) | 107 (8) | 115 (10) |
| 126 | vinyl12345 | 47 | 09:02 | 94 (9) | 103 (9) | 100 (10) | 92 (11) | 112 (8) |
| 127 | Mkgnao | 54 | 09:22 | 95 (8) | 101 (13) | 92 (10) | 106 (13) | 101 (10) |
| 128 | Doyler | 44 | 09:26 | 76 (7) | 129 (10) | 86 (12) | 114 (8) | 88 (7) |
| 129 | alastair52 | 56 | 09:31 | 68 (13) | 80 (12) | 80 (8) | 175 (13) | 82 (10) |
| 130 | BertieVII | 44 | 10:03 | 89 (8) | 113 (10) | 99 (8) | 94 (7) | 99 (11) |
| 131 | wwicksteed | 33 | 10:13 | 92 (7) | 95 (6) | 99 (7) | 103 (6) | 109 (7) |
| 132 | Pendrov | 34 | 10:18 | 92 (6) | 103 (6) | 92 (8) | 97 (7) | 114 (7) |
| 133 | suethepotterer | 44 | 11:07 | 77 (10) | 116 (11) | 114 (7) | 87 (7) | 104 (9) |
| 134 | Rozz | 33 | 11:10 | 79 (7) | 120 (6) | 97 (7) | 102 (7) | 103 (6) |
| 135 | alistair.boere | 40 | 11:30 | 72 (8) | 121 (9) | 96 (8) | 106 (9) | 99 (6) |
| 136 | hipponym | 46 | 11:51 | 95 (9) | 111 (10) | 97 (8) | 91 (8) | 100 (11) |
| 137 | simjt | 42 | 12:02 | 71 (8) | 94 (7) | 91 (9) | 110 (7) | 124 (11) |
| 138 | starstruck | 36 | 12:03 | 85 (7) | 103 (7) | 82 (7) | 111 (8) | 116 (7) |
| 139 | tyrotim | 38 | 12:12 | 95 (8) | 96 (7) | 92 (8) | 100 (8) | 117 (7) |
| 140 | maryht | 45 | 19:45 | 84 (8) | 99 (9) | 91 (9) | 100 (9) | 120 (10) |
| 141 | mcfarl | 45 | 39:19 | 84 (10) | 109 (8) | 97 (7) | 106 (11) | 103 (9) |