Grant Johnston

Bib: 16702M

MB

0:00
0:00
/ mi
Masters
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Overall
#0 / 25550
Top 33%
Gender (Male)
#0 / 14578
Top 45%
Masters (Masters Men)
#0 / 9729
Top 34%
Division (M55-59)
#0 / 1529
Top 19%
Race Day Weather
55°/45°F
scattered clouds

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
23:46
Rank: #11904
Start5K
23:46 | 7:39/mi
10K· 6.21 mi
48:15
Rank: #12584 (-680)
5K10K
24:29 | 7:53/mi
15K· 9.32 mi
1:12:55
Rank: #12702 (-118)
10K15K
24:40 | 7:56/mi
20K· 12.43 mi
1:38:07
Rank: #12610 (+92)
15K20K
25:12 | 8:07/mi
Half· 13.11 mi
1:43:33
Rank: #12582 (+28)
20KHalf
5:26 | 7:58/mi
25K· 15.53 mi
2:03:39
Rank: #12406 (+176)
Half25K
20:06 | 8:17/mi
30K· 18.64 mi
2:28:40
Rank: #11476 (+930)
25K30K
25:01 | 8:03/mi
20M
2:39:19
Rank: #10932 (+544)
30K20M
10:39 | 7:50/mi
21M
2:47:20
Rank: #10408 (+524)
20M21M
8:01 | 8:01/mi
35K· 21.75 mi
2:52:58
Rank: #10170 (+238)
21M35K
5:38 | 7:32/mi
23M
3:02:41
Rank: #9725 (+445)
35K23M
9:43 | 7:46/mi
24M
3:10:19
Rank: #9415 (+310)
23M24M
7:38 | 7:38/mi
40K· 24.85 mi
3:16:32
Rank: #9040 (+375)
24M40K
6:13 | 7:16/mi
25.2M
3:19:16
Rank: #8861 (+179)
40K25.2M
2:44 | 7:56/mi
Finish· 26.22 mi
3:26:16
Rank: #8480 (+381)
25.2MFinish
7:00 | 6:52/mi

The Course

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Half Splits

1st Half· via Half⚖️ Balanced
Distance13.11 mi
Time1:43:33
Pace7:54 /mi
2nd Half⚖️ Balanced
Distance13.11 mi
Time1:42:43
Pace7:50 /mi
📊Even Split: Consistent pacing between halves

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:13:5023:467:3923:46
7:39
-
10K
6.21 mi11:38:1948:157:4624:29
7:53
+0:14
15K
9.32 mi12:02:591:12:557:4924:40
7:56
+0:03
20K
12.43 mi12:28:111:38:077:5425:12
8:07
+0:11
Half
13.11 mi12:33:371:43:337:545:26
7:58
-0:09
25K
15.53 mi12:53:432:03:397:5820:06
8:17
+0:19
30K
18.64 mi13:18:442:28:407:5925:01
8:03
-0:14
20M
20.00 mi13:29:232:39:197:5810:39
7:50
-0:13
21M
21.00 mi13:37:242:47:207:588:01
8:01
+0:11
35K
21.75 mi13:43:022:52:587:575:38
7:32
-0:29
23M
23.00 mi13:52:453:02:417:579:43
7:46
+0:14
24M
24.00 mi14:00:233:10:197:567:38
7:38
-0:08
40K
24.85 mi14:06:363:16:327:546:13
7:16
-0:22
25.2M
25.20 mi14:09:203:19:167:542:44
7:56
+0:40
Finish
26.22 mi14:16:203:26:167:527:00
6:52
-1:04

Checkpoints & Pacing

📈Pace Line

Pace Progression

Track your pace changes throughout the race. Dot colors mark your quickest to easiest segments, relative to your own pace.

Fastest Pace

6:52 /mi

Average Pace

7:52 /mi

Slowest Pace

8:17 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

50:15

24% of race

Time at Steady Pace

1:50:43

54% of race

Time at Slower Pace

45:18

22% of race

Average Pace: 7:52 /mi

Loading chart...
Faster pace (< avg)
Steady pace (≈ avg)
Slower pace (> avg)

🎨Heatmap

Pace Heatmap

Where you sped up and eased off relative to your own pace across the race. Colors are relative to your own range, not to other runners.

Loading...
0mi6.6mi13.1mi19.7mi26.2mi
Pace:
Faster
Steady
Slower

Click or hover over segments to see details

Sparklines

Checkpoint Splits with Pace Trends

Overall Pace Trend

CheckpointDistanceTime of DayTimeAvg PaceSegmentPaceTrendRank
5K
3.11 mi11:13:5023:467:3923:46
7:39
#11904
10K
6.21 mi11:38:1948:157:4624:29
7:53
#12584
15K
9.32 mi12:02:591:12:557:4924:40
7:56
#12702
20K
12.43 mi12:28:111:38:077:5425:12
8:07
#12610
Half
13.11 mi12:33:371:43:337:545:26
7:58
#12582
25K
15.53 mi12:53:432:03:397:5820:06
8:17
#12406
30K
18.64 mi13:18:442:28:407:5925:01
8:03
#11476
20M
20.00 mi13:29:232:39:197:5810:39
7:50
#10932
21M
21.00 mi13:37:242:47:207:588:01
8:01
#10408
35K
21.75 mi13:43:022:52:587:575:38
7:32
#10170
23M
23.00 mi13:52:453:02:417:579:43
7:46
#9725
24M
24.00 mi14:00:233:10:197:567:38
7:38
#9415
40K
24.85 mi14:06:363:16:327:546:13
7:16
#9040
25.2M
25.20 mi14:09:203:19:167:542:44
7:56
#8861
Finish
26.22 mi14:16:203:26:167:527:00
6:52
#8480
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM55-59Seg. OverallSeg. MalesSeg. M55-59
5K3.11 mi3.11 mi119048800880012986(Top 51%)9162(Top 63%)9162(Top 599%)
10K6.21 mi3.10 mi12584-6809062-2629062-26213272(Top 52%)9316(Top 64%)9316(Top 609%)
15K9.32 mi3.11 mi12702-1189088-269088-2612986(Top 51%)9162(Top 63%)9162(Top 599%)
20K12.43 mi3.11 mi12610+929030+589030+5812580(Top 49%)8930(Top 61%)8930(Top 584%)
Half13.11 mi0.68 mi12582+289008+229008+2212429(Top 49%)8820(Top 61%)8820(Top 577%)
25K15.53 mi2.42 mi12406+1768894+1148894+11411905(Top 47%)8411(Top 58%)8411(Top 550%)
30K18.64 mi3.11 mi11476+9308367+5278367+5278155(Top 32%)6300(Top 43%)6300(Top 412%)
20M20.00 mi1.36 mi10932+5448062+3058062+3055896(Top 23%)4798(Top 33%)4798(Top 314%)
21M21.00 mi1.00 mi10408+5247749+3137749+3134248(Top 17%)3623(Top 25%)3623(Top 237%)
35K21.75 mi0.75 mi10170+2387596+1537596+1535198(Top 20%)4223(Top 29%)4223(Top 276%)
23M23.00 mi1.25 mi9725+4457306+2907306+2904632(Top 18%)3772(Top 26%)3772(Top 247%)
24M24.00 mi1.00 mi9415+3107108+1987108+1984710(Top 18%)3745(Top 26%)3745(Top 245%)
40K24.85 mi0.85 mi9040+3756872+2366872+2362742(Top 11%)2392(Top 16%)2392(Top 156%)
25.2M25.20 mi0.35 mi8861+1796760+1126760+1122565(Top 10%)2220(Top 15%)2220(Top 145%)
Finish26.22 mi1.02 mi8480+3816507+2536507+2532625(Top 10%)2246(Top 15%)2246(Top 147%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 51%
×21stories
+97ft-345ft

Overall

12986

Males

9162

M55-59

9162

5K→10K

3.1 - 6.2 mi

Top 52%
×5stories
+79ft-138ft

Overall

13272

Males

9316

M55-59

9316

10K→15K

6.2 - 9.3 mi

Top 51%
×3stories
+67ft-78ft

Overall

12986

Males

9162

M55-59

9162

15K→20K

9.3 - 12.4 mi

Top 49%
×5stories
+106ft-86ft

Overall

12580

Males

8930

M55-59

8930

20K→Half

12.4 - 13.1 mi

Top 49%
×2stories
+19ft-37ft

Overall

12429

Males

8820

M55-59

8820

Half→25K

13.1 - 15.5 mi

Top 47%
×4stories
+66ft-88ft

Overall

11905

Males

8411

M55-59

8411

25K→30K

15.5 - 18.6 mi

Top 32%
×9stories
+181ft-148ft

Overall

8155

Males

6300

M55-59

6300

30K→20M

18.6 - 20.0 mi

Top 23%
×5stories
+64ft-50ft

Overall

5896

Males

4798

M55-59

4798

20M→21M

20.0 - 21.0 mi

Top 17%
×8stories
+106ft-24ft

Overall

4248

Males

3623

M55-59

3623

21M→35K

21.0 - 21.8 mi

Top 20%
×7stories
+17ft-86ft

Overall

5198

Males

4223

M55-59

4223

35K→23M

21.8 - 23.0 mi

Top 18%
×5stories
+23ft-63ft

Overall

4632

Males

3772

M55-59

3772

23M→24M

23.0 - 24.0 mi

Top 18%
×6stories
+12ft-82ft

Overall

4710

Males

3745

M55-59

3745

24M→40K

24.0 - 24.9 mi

Top 11%
×1story
+6ft-20ft

Overall

2742

Males

2392

M55-59

2392

40K→25.2M

24.9 - 25.2 mi

Top 10%
×1story
+13ft-16ft

Overall

2565

Males

2220

M55-59

2220

25.2M→Finish

25.2 - 26.2 mi

Top 10%
×2stories
+22ft-21ft

Overall

2625

Males

2246

M55-59

2246

Passing Analysis

Category:
Athletes Passed
4884*
Passed By
1460
Net Change
+3424
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#11904
5K10K96776-680#11904#12584
10K15K181299-118#12584#12702
15K20K293201+92#12702#12610
20KHalf5830+28#12610#12582
Half25K321145+176#12582#12406
25K30K9344+930#12406#11476
30K20M5440+544#11476#10932
20M21M5240+524#10932#10408
21M35K2380+238#10408#10170
35K23M446*1+445#10170#9725
23M24M314*4+310#9725#9415
24M40K3750+375#9415#9040
40K25.2M1790+179#9040#8861
25.2MFinish3810+381#8861#8480
TOTALS4884*1460+3424

* Includes athletes who did not complete a segment (DNF/DNQ).

📊

Passing Visuals

Category:
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🔥Passing Intensity

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🔄Passing Circle

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🌊Position Flow

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🏃Race Lanes

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Public Race Data

Boston Athletic Association

Boston Athletic Association

Mika Timing

Mika Timing