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BOSTON MARATHON 2023

James Moir

Bib: 3579•M

0:00
0:00
/ mi
Masters
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Overall
#0 / 26622
Top 12%
Gender (Male)
#0 / 15176
Top 21%
Masters (Masters Men)
#0 / 9891
Top 9%
Division (M40-44)
#0 / 2241
Top 22%
Race Day Weather
49°/39°F
light intensity drizzle

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
20:41
Rank: #3291
Start → 5K
20:41 | 6:39/mi
10K· 6.21 mi
41:49
Rank: #4270 (-979)
5K → 10K
21:08 | 6:48/mi
15K· 9.32 mi
1:02:57
Rank: #4544 (-274)
10K → 15K
21:08 | 6:48/mi
20K· 12.43 mi
1:24:09
Rank: #4559 (-15)
15K → 20K
21:12 | 6:49/mi
Half· 13.11 mi
1:28:48
Rank: #4590 (-31)
20K → Half
4:39 | 6:49/mi
25K· 15.53 mi
1:45:17
Rank: #4475 (+115)
Half → 25K
16:29 | 6:48/mi
30K· 18.64 mi
2:06:52
Rank: #4353 (+122)
25K → 30K
21:35 | 6:57/mi
20M
2:15:53
Rank: #4086 (+267)
30K → 20M
9:01 | 6:38/mi
21M
2:22:55
Rank: #3913 (+173)
20M → 21M
7:02 | 7:02/mi
35K· 21.75 mi
2:27:46
Rank: #3815 (+98)
21M → 35K
4:51 | 6:29/mi
23M
2:36:04
Rank: #3604 (+211)
35K → 23M
8:18 | 6:38/mi
24M
2:42:37
Rank: #3516 (+88)
23M → 24M
6:33 | 6:33/mi
40K· 24.85 mi
2:48:18
Rank: #3430 (+86)
24M → 40K
5:41 | 6:39/mi
25.2M
2:50:47
Rank: #3409 (+21)
40K → 25.2M
2:29 | 7:12/mi
Finish· 26.22 mi
2:57:28
Rank: #3321 (+88)
25.2M → Finish
6:41 | 6:34/mi

The Course

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Half Splits

1st Half· via Half⚖️ Balanced
Distance13.11 mi
Time1:28:48
Pace6:46 /mi
2nd Half⚖️ Balanced
Distance13.11 mi
Time1:28:40
Pace6:46 /mi
📊Even Split: Consistent pacing between halves

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:22:2320:416:3920:41
6:39
-
10K
6.21 mi10:43:3141:496:4421:08
6:48
+0:09
15K
9.32 mi11:04:391:02:576:4521:08
6:48
0:00
20K
12.43 mi11:25:511:24:096:4621:12
6:49
+0:01
Half
13.11 mi11:30:301:28:486:464:39
6:49
0:00
25K
15.53 mi11:46:591:45:176:4716:29
6:48
-0:01
30K
18.64 mi12:08:342:06:526:4821:35
6:57
+0:09
20M
20.00 mi12:17:352:15:536:489:01
6:38
-0:19
21M
21.00 mi12:24:372:22:556:487:02
7:02
+0:24
35K
21.75 mi12:29:282:27:466:484:51
6:29
-0:33
23M
23.00 mi12:37:462:36:046:478:18
6:38
+0:09
24M
24.00 mi12:44:192:42:376:476:33
6:33
-0:05
40K
24.85 mi12:50:002:48:186:465:41
6:39
+0:06
25.2M
25.20 mi12:52:292:50:476:472:29
7:12
+0:33
Finish
26.22 mi12:59:102:57:286:466:41
6:34
-0:38

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

6:29 /mi

Average Pace

6:46 /mi

Slowest Pace

7:12 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:54:59

99% of race

Time at Steady Pace

2:29

1% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 6:46 /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 mi10:22:2320:416:3920:41
6:39
#3291
10K
6.21 mi10:43:3141:496:4421:08
6:48
#4270
15K
9.32 mi11:04:391:02:576:4521:08
6:48
#4544
20K
12.43 mi11:25:511:24:096:4621:12
6:49
#4559
Half
13.11 mi11:30:301:28:486:464:39
6:49
#4590
25K
15.53 mi11:46:591:45:176:4716:29
6:48
#4475
30K
18.64 mi12:08:342:06:526:4821:35
6:57
#4353
20M
20.00 mi12:17:352:15:536:489:01
6:38
#4086
21M
21.00 mi12:24:372:22:556:487:02
7:02
#3913
35K
21.75 mi12:29:282:27:466:484:51
6:29
#3815
23M
23.00 mi12:37:462:36:046:478:18
6:38
#3604
24M
24.00 mi12:44:192:42:376:476:33
6:33
#3516
40K
24.85 mi12:50:002:48:186:465:41
6:39
#3430
25.2M
25.20 mi12:52:292:50:476:472:29
7:12
#3409
Finish
26.22 mi12:59:102:57:286:466:41
6:34
#3321
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM40-44Seg. OverallSeg. MalesSeg. M40-44
5K3.11 mi3.11 mi3291310931095114(Top 19%)4731(Top 31%)4731(Top 211%)
10K6.21 mi3.10 mi4270-9794002-8934002-8935298(Top 20%)4893(Top 32%)4893(Top 218%)
15K9.32 mi3.11 mi4544-2744244-2424244-2425114(Top 19%)4731(Top 31%)4731(Top 211%)
20K12.43 mi3.11 mi4559-154257-134257-134635(Top 17%)4313(Top 28%)4313(Top 192%)
Half13.11 mi0.68 mi4590-314281-244281-245295(Top 20%)4878(Top 32%)4878(Top 218%)
25K15.53 mi2.42 mi4475+1154186+954186+954107(Top 15%)3847(Top 25%)3847(Top 172%)
30K18.64 mi3.11 mi4353+1224071+1154071+1153973(Top 15%)3712(Top 24%)3712(Top 166%)
20M20.00 mi1.36 mi4086+2673837+2343837+2342029(Top 8%)1934(Top 13%)1934(Top 86%)
21M21.00 mi1.00 mi3913+1733682+1553682+1552322(Top 9%)2195(Top 14%)2195(Top 98%)
35K21.75 mi0.75 mi3815+983591+913591+912351(Top 9%)2231(Top 15%)2231(Top 100%)
23M23.00 mi1.25 mi3604+2113403+1883403+1881905(Top 7%)1807(Top 12%)1807(Top 81%)
24M24.00 mi1.00 mi3516+883322+813322+812331(Top 9%)2182(Top 14%)2182(Top 97%)
40K24.85 mi0.85 mi3430+863240+823240+822115(Top 8%)1979(Top 13%)1979(Top 88%)
25.2M25.20 mi0.35 mi3409+213220+203220+202539(Top 10%)2352(Top 15%)2352(Top 105%)
Finish26.22 mi1.02 mi3321+883138+823138+822758(Top 10%)2516(Top 17%)2516(Top 112%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 19%
×21stories
+97ft-345ft

Overall

5114

Males

4731

M40-44

4731

5K→10K

3.1 - 6.2 mi

Top 20%
×5stories
+79ft-138ft

Overall

5298

Males

4893

M40-44

4893

10K→15K

6.2 - 9.3 mi

Top 19%
×3stories
+67ft-78ft

Overall

5114

Males

4731

M40-44

4731

15K→20K

9.3 - 12.4 mi

Top 17%
×5stories
+106ft-86ft

Overall

4635

Males

4313

M40-44

4313

20K→Half

12.4 - 13.1 mi

Top 20%
×2stories
+19ft-37ft

Overall

5295

Males

4878

M40-44

4878

Half→25K

13.1 - 15.5 mi

Top 15%
×4stories
+66ft-88ft

Overall

4107

Males

3847

M40-44

3847

25K→30K

15.5 - 18.6 mi

Top 15%
×9stories
+181ft-148ft

Overall

3973

Males

3712

M40-44

3712

30K→20M

18.6 - 20.0 mi

Top 8%
×5stories
+64ft-50ft

Overall

2029

Males

1934

M40-44

1934

20M→21M

20.0 - 21.0 mi

Top 9%
×8stories
+106ft-24ft

Overall

2322

Males

2195

M40-44

2195

21M→35K

21.0 - 21.8 mi

Top 9%
×7stories
+17ft-86ft

Overall

2351

Males

2231

M40-44

2231

35K→23M

21.8 - 23.0 mi

Top 7%
×5stories
+23ft-63ft

Overall

1905

Males

1807

M40-44

1807

23M→24M

23.0 - 24.0 mi

Top 9%
×6stories
+12ft-82ft

Overall

2331

Males

2182

M40-44

2182

24M→40K

24.0 - 24.9 mi

Top 8%
×1story
+6ft-20ft

Overall

2115

Males

1979

M40-44

1979

40K→25.2M

24.9 - 25.2 mi

Top 10%
×1story
+13ft-16ft

Overall

2539

Males

2352

M40-44

2352

25.2M→Finish

25.2 - 26.2 mi

Top 10%
×2stories
+22ft-21ft

Overall

2758

Males

2516

M40-44

2516

Passing Analysis

Category:
Athletes Passed
1580
Passed By
1610
Net Change
-30
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#3291
5K → 10K11990-979#3291#4270
10K → 15K59333-274#4270#4544
15K → 20K92107-15#4544#4559
20K → Half1041-31#4559#4590
Half → 25K14631+115#4590#4475
25K → 30K17553+122#4475#4353
30K → 20M2692+267#4353#4086
20M → 21M1807+173#4086#3913
21M → 35K1024+98#3913#3815
35K → 23M2154+211#3815#3604
23M → 24M9911+88#3604#3516
24M → 40K915+86#3516#3430
40K → 25.2M298+21#3430#3409
25.2M → Finish10214+88#3409#3321
TOTALS15801610-30
📊

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