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BOSTON MARATHON 2023

James Gagnon

Bib: 26507•M

NH

0:00
0:00
/ mi
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Overall
#0 / 26622
Top 28%
Gender (Male)
#0 / 15176
Top 42%
Division (M18-39)
#0 / 5285
Race Day Weather
49°/39°F
light intensity drizzle

⏱️ Race Timeline

Course Elevation
7–469 ft
≈
×2stacked redwood trees
•▲ 890 ft climb · ▼ 1342 ft descent
Ribbon color based on
FasterSteadySlower· vs. your average pace
Start
0:00
Race begins
5K· 3.11 mi
7:04/mi
21:57
↑ 97↓ 3451.5%
10K· 6.21 mi
6:44/mi
42:52
↑ 79↓ 1380.4%
15K· 9.32 mi
6:44/mi
1:03:48
↑ 67↓ 78
20K· 12.43 mi
6:50/mi
1:25:01
↑ 106↓ 860.1%
Half· 13.11 mi
6:45/mi
1:29:37
↑ 19↓ 370.5%
25K· 15.53 mi
6:57/mi
1:46:29
↑ 66↓ 880.2%
30K· 18.64 mi
7:14/mi
2:08:57
↑ 181↓ 1480.2%
20M
7:41/mi
2:19:23
↑ 64↓ 500.2%
21M
8:27/mi
2:27:50
↑ 106↓ 241.6%
35K· 21.75 mi
7:49/mi
2:33:41
↑ 17↓ 861.7%
23M
8:41/mi
2:44:33
↑ 23↓ 630.6%
24M
8:59/mi
2:53:32
↓ 821.3%
40K· 24.85 mi
9:30/mi
3:01:39
↓ 200.3%
25.2M
10:00/mi
3:05:06
↑ 13↓ 160.2%
Finish· 26.22 mi
8:48/mi
3:14:04
↑ 22↓ 21

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:29:37
Pace6:50 /mi
2nd Half
Distance13.11 mi
Time1:44:27
Pace7:58 /mi
📊Positive Split: 16.6% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:44:1421:577:0421:57
7:04
-
10K
6.21 mi12:05:0942:526:5420:55
6:44
-0:20
15K
9.32 mi12:26:051:03:486:5120:56
6:44
0:00
20K
12.43 mi12:47:181:25:016:5021:13
6:50
+0:06
Half
13.11 mi12:51:541:29:376:504:36
6:45
-0:05
25K
15.53 mi13:08:461:46:296:5116:52
6:57
+0:12
30K
18.64 mi13:31:142:08:576:5522:28
7:14
+0:17
20M
20.00 mi13:41:402:19:236:5810:26
7:41
+0:27
21M
21.00 mi13:50:072:27:507:028:27
8:27
+0:46
35K
21.75 mi13:55:582:33:417:045:51
7:49
-0:38
23M
23.00 mi14:06:502:44:337:0910:52
8:41
+0:52
24M
24.00 mi14:15:492:53:327:148:59
8:59
+0:18
40K
24.85 mi14:23:563:01:397:198:07
9:30
+0:31
25.2M
25.20 mi14:27:233:05:067:213:27
10:00
+0:30
Finish
26.22 mi14:36:213:14:047:248:58
8:48
-1:12

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

6:44 /mi

Average Pace

7:24 /mi

Slowest Pace

10:00 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

1:46:29

55% of race

Time at Steady Pace

38:45

20% of race

Time at Slower Pace

48:50

25% of race

Average Pace: 7:24 /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 mi11:44:1421:577:0421:57
7:04
#6655
10K
6.21 mi12:05:0942:526:5420:55
6:44
#5809
15K
9.32 mi12:26:051:03:486:5120:56
6:44
#5425
20K
12.43 mi12:47:181:25:016:5021:13
6:50
#5243
Half
13.11 mi12:51:541:29:376:504:36
6:45
#5223
25K
15.53 mi13:08:461:46:296:5116:52
6:57
#5238
30K
18.64 mi13:31:142:08:576:5522:28
7:14
#5309
20M
20.00 mi13:41:402:19:236:5810:26
7:41
#5473
21M
21.00 mi13:50:072:27:507:028:27
8:27
#5648
35K
21.75 mi13:55:582:33:417:045:51
7:49
#5780
23M
23.00 mi14:06:502:44:337:0910:52
8:41
#6134
24M
24.00 mi14:15:492:53:327:148:59
8:59
#6519
40K
24.85 mi14:23:563:01:397:198:07
9:30
#6909
25.2M
25.20 mi14:27:233:05:067:213:27
10:00
#7072
Finish
26.22 mi14:36:213:14:047:248:58
8:48
#7470
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM18-39Seg. OverallSeg. MalesSeg. M18-39
5K3.11 mi3.11 mi6655600660064507(Top 17%)4211(Top 28%)4211(Top 80%)
10K6.21 mi3.10 mi5809+8465331+6755331+6754671(Top 18%)4355(Top 29%)4355(Top 82%)
15K9.32 mi3.11 mi5425+3845012+3195012+3194507(Top 17%)4211(Top 28%)4211(Top 80%)
20K12.43 mi3.11 mi5243+1824861+1514861+1514728(Top 18%)4400(Top 29%)4400(Top 83%)
Half13.11 mi0.68 mi5223+204844+174844+174831(Top 18%)4493(Top 30%)4493(Top 85%)
25K15.53 mi2.42 mi5238-154856-124856-125344(Top 20%)4926(Top 32%)4926(Top 93%)
30K18.64 mi3.11 mi5309-714905-494905-495666(Top 21%)5126(Top 34%)5126(Top 97%)
20M20.00 mi1.36 mi5473-1645034-1295034-1297998(Top 30%)6588(Top 43%)6588(Top 125%)
21M21.00 mi1.00 mi5648-1755175-1415175-14110139(Top 38%)7669(Top 51%)7669(Top 145%)
35K21.75 mi0.75 mi5780-1325270-955270-9510737(Top 40%)7960(Top 52%)7960(Top 151%)
23M23.00 mi1.25 mi6134-3545526-2565526-25614218(Top 53%)9456(Top 62%)9456(Top 179%)
24M24.00 mi1.00 mi6519-3855798-2725798-27217118(Top 64%)10664(Top 70%)10664(Top 202%)
40K24.85 mi0.85 mi6909-3906055-2576055-25718279(Top 69%)11161(Top 74%)11161(Top 211%)
25.2M25.20 mi0.35 mi7072-1636156-1016156-10117307(Top 65%)10660(Top 70%)10660(Top 202%)
Finish26.22 mi1.02 mi7470-3986397-2416397-24116999(Top 64%)10595(Top 70%)10595(Top 200%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 17%
×21story building
+97ft-345ft

Overall

4507

Males

4211

M18-39

4211

5K→10K

3.1 - 6.2 mi

Top 18%
×5story building
+79ft-138ft

Overall

4671

Males

4355

M18-39

4355

10K→15K

6.2 - 9.3 mi

Top 17%
×3story building
+67ft-78ft

Overall

4507

Males

4211

M18-39

4211

15K→20K

9.3 - 12.4 mi

Top 18%
×5story building
+106ft-86ft

Overall

4728

Males

4400

M18-39

4400

20K→Half

12.4 - 13.1 mi

Top 18%
×2story building
+19ft-37ft

Overall

4831

Males

4493

M18-39

4493

Half→25K

13.1 - 15.5 mi

Top 20%
×4story building
+66ft-88ft

Overall

5344

Males

4926

M18-39

4926

25K→30K

15.5 - 18.6 mi

Top 21%
×9story building
+181ft-148ft

Overall

5666

Males

5126

M18-39

5126

30K→20M

18.6 - 20.0 mi

Top 30%
×5story building
+64ft-50ft

Overall

7998

Males

6588

M18-39

6588

20M→21M

20.0 - 21.0 mi

Top 38%
×8story building
+106ft-24ft

Overall

10139

Males

7669

M18-39

7669

21M→35K

21.0 - 21.8 mi

Top 40%
×7story building
+17ft-86ft

Overall

10737

Males

7960

M18-39

7960

35K→23M

21.8 - 23.0 mi

Top 53%
×5story building
+23ft-63ft

Overall

14218

Males

9456

M18-39

9456

23M→24M

23.0 - 24.0 mi

Top 64%
×6story building
+12ft-82ft

Overall

17118

Males

10664

M18-39

10664

24M→40K

24.0 - 24.9 mi

Top 69%
×1story
+6ft-20ft

Overall

18279

Males

11161

M18-39

11161

40K→25.2M

24.9 - 25.2 mi

Top 65%
×1story
+13ft-16ft

Overall

17307

Males

10660

M18-39

10660

25.2M→Finish

25.2 - 26.2 mi

Top 64%
×2story building
+22ft-21ft

Overall

16999

Males

10595

M18-39

10595

Passing Analysis

Category:
Athletes Passed
1804
Passed By
2619
Net Change
-815
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#6655
5K → 10K86014+846#6655#5809
10K → 15K40319+384#5809#5425
15K → 20K20826+182#5425#5243
20K → Half3414+20#5243#5223
Half → 25K91106-15#5223#5238
25K → 30K106177-71#5238#5309
30K → 20M26190-164#5309#5473
20M → 21M16191-175#5473#5648
21M → 35K10142-132#5648#5780
35K → 23M14368-354#5780#6134
23M → 24M11396-385#6134#6519
24M → 40K7397-390#6519#6909
40K → 25.2M6169-163#6909#7072
25.2M → Finish12410-398#7072#7470
TOTALS18042619-815
📊

Passing Visuals

Category:
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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