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BOSTON MARATHON 2023

Colin Gannon

Bib: 1107•M

CA

0:00
0:00
/ mi
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Overall
#0 / 26622
Top 4%
Gender (Male)
#0 / 15176
Top 6%
Division (M18-39)
#0 / 5285
Top 15%
Race Day Weather
49°/39°F
light intensity drizzle

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
19:39
Rank: #1520
Start → 5K
19:39 | 6:19/mi
10K· 6.21 mi
38:56
Rank: #1433 (+87)
5K → 10K
19:17 | 6:12/mi
15K· 9.32 mi
58:18
Rank: #1398 (+35)
10K → 15K
19:22 | 6:14/mi
20K· 12.43 mi
1:17:39
Rank: #1302 (+96)
15K → 20K
19:21 | 6:14/mi
Half· 13.11 mi
1:21:52
Rank: #1298 (+4)
20K → Half
4:13 | 6:11/mi
25K· 15.53 mi
1:37:00
Rank: #1270 (+28)
Half → 25K
15:08 | 6:14/mi
30K· 18.64 mi
1:56:49
Rank: #1225 (+45)
25K → 30K
19:49 | 6:23/mi
20M
2:05:22
Rank: #1177 (+48)
30K → 20M
8:33 | 6:18/mi
21M
2:11:56
Rank: #1130 (+47)
20M → 21M
6:34 | 6:34/mi
35K· 21.75 mi
2:16:30
Rank: #1108 (+22)
21M → 35K
4:34 | 6:06/mi
23M
2:24:26
Rank: #1084 (+24)
35K → 23M
7:56 | 6:20/mi
24M
2:30:41
Rank: #1083 (+1)
23M → 24M
6:15 | 6:15/mi
40K· 24.85 mi
2:36:00
Rank: #1053 (+30)
24M → 40K
5:19 | 6:13/mi
25.2M
2:38:15
Rank: #1030 (+23)
40K → 25.2M
2:15 | 6:31/mi
Finish· 26.22 mi
2:44:20
Rank: #1001 (+29)
25.2M → Finish
6:05 | 5:58/mi

The Course

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Half Splits

1st Half· via Half⚖️ Balanced
Distance13.11 mi
Time1:21:52
Pace6:15 /mi
2nd Half⚖️ Balanced
Distance13.11 mi
Time1:22:28
Pace6:17 /mi
📊Even Split: Consistent pacing between halves

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:20:0419:396:1919:39
6:19
-
10K
6.21 mi10:39:2138:566:1619:17
6:12
-0:07
15K
9.32 mi10:58:4358:186:1519:22
6:14
+0:02
20K
12.43 mi11:18:041:17:396:1519:21
6:14
0:00
Half
13.11 mi11:22:171:21:526:154:13
6:11
-0:03
25K
15.53 mi11:37:251:37:006:1515:08
6:14
+0:03
30K
18.64 mi11:57:141:56:496:1619:49
6:23
+0:09
20M
20.00 mi12:05:472:05:226:168:33
6:18
-0:05
21M
21.00 mi12:12:212:11:566:176:34
6:34
+0:16
35K
21.75 mi12:16:552:16:306:174:34
6:06
-0:28
23M
23.00 mi12:24:512:24:266:177:56
6:20
+0:14
24M
24.00 mi12:31:062:30:416:176:15
6:15
-0:05
40K
24.85 mi12:36:252:36:006:175:19
6:13
-0:02
25.2M
25.20 mi12:38:402:38:156:172:15
6:31
+0:18
Finish
26.22 mi12:44:452:44:206:166:05
5:58
-0:33

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

5:58 /mi

Average Pace

6:16 /mi

Slowest Pace

6:34 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:37:46

96% of race

Time at Steady Pace

6:34

4% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 6:16 /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 mi10:20:0419:396:1919:39
6:19
#1520
10K
6.21 mi10:39:2138:566:1619:17
6:12
#1433
15K
9.32 mi10:58:4358:186:1519:22
6:14
#1398
20K
12.43 mi11:18:041:17:396:1519:21
6:14
#1302
Half
13.11 mi11:22:171:21:526:154:13
6:11
#1298
25K
15.53 mi11:37:251:37:006:1515:08
6:14
#1270
30K
18.64 mi11:57:141:56:496:1619:49
6:23
#1225
20M
20.00 mi12:05:472:05:226:168:33
6:18
#1177
21M
21.00 mi12:12:212:11:566:176:34
6:34
#1130
35K
21.75 mi12:16:552:16:306:174:34
6:06
#1108
23M
23.00 mi12:24:512:24:266:177:56
6:20
#1084
24M
24.00 mi12:31:062:30:416:176:15
6:15
#1083
40K
24.85 mi12:36:252:36:006:175:19
6:13
#1053
25.2M
25.20 mi12:38:402:38:156:172:15
6:31
#1030
Finish
26.22 mi12:44:452:44:206:166:05
5:58
#1001
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM18-39Seg. OverallSeg. MalesSeg. M18-39
5K3.11 mi3.11 mi1520144714471353(Top 5%)1287(Top 8%)1287(Top 24%)
10K6.21 mi3.10 mi1433+871366+811366+811376(Top 5%)1311(Top 9%)1311(Top 25%)
15K9.32 mi3.11 mi1398+351333+331333+331353(Top 5%)1287(Top 8%)1287(Top 24%)
20K12.43 mi3.11 mi1302+961241+921241+921128(Top 4%)1076(Top 7%)1076(Top 20%)
Half13.11 mi0.68 mi1298+41236+51236+51257(Top 5%)1205(Top 8%)1205(Top 23%)
25K15.53 mi2.42 mi1270+281214+221214+221110(Top 4%)1057(Top 7%)1057(Top 20%)
30K18.64 mi3.11 mi1225+451170+441170+441147(Top 4%)1092(Top 7%)1092(Top 21%)
20M20.00 mi1.36 mi1177+481123+471123+47859(Top 3%)818(Top 5%)818(Top 15%)
21M21.00 mi1.00 mi1130+471077+461077+46787(Top 3%)744(Top 5%)744(Top 14%)
35K21.75 mi0.75 mi1108+221055+221055+22940(Top 4%)892(Top 6%)892(Top 17%)
23M23.00 mi1.25 mi1084+241032+231032+23921(Top 3%)876(Top 6%)876(Top 17%)
24M24.00 mi1.00 mi1083+11031+11031+11178(Top 4%)1115(Top 7%)1115(Top 21%)
40K24.85 mi0.85 mi1053+301001+301001+30691(Top 3%)654(Top 4%)654(Top 12%)
25.2M25.20 mi0.35 mi1030+23979+22979+22548(Top 2%)516(Top 3%)516(Top 10%)
Finish26.22 mi1.02 mi1001+29952+27952+27658(Top 2%)627(Top 4%)627(Top 12%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 5%
×21stories
+97ft-345ft

Overall

1353

Males

1287

M18-39

1287

5K→10K

3.1 - 6.2 mi

Top 5%
×5stories
+79ft-138ft

Overall

1376

Males

1311

M18-39

1311

10K→15K

6.2 - 9.3 mi

Top 5%
×3stories
+67ft-78ft

Overall

1353

Males

1287

M18-39

1287

15K→20K

9.3 - 12.4 mi

Top 4%
×5stories
+106ft-86ft

Overall

1128

Males

1076

M18-39

1076

20K→Half

12.4 - 13.1 mi

Top 5%
×2stories
+19ft-37ft

Overall

1257

Males

1205

M18-39

1205

Half→25K

13.1 - 15.5 mi

Top 4%
×4stories
+66ft-88ft

Overall

1110

Males

1057

M18-39

1057

25K→30K

15.5 - 18.6 mi

Top 4%
×9stories
+181ft-148ft

Overall

1147

Males

1092

M18-39

1092

30K→20M

18.6 - 20.0 mi

Top 3%
×5stories
+64ft-50ft

Overall

859

Males

818

M18-39

818

20M→21M

20.0 - 21.0 mi

Top 3%
×8stories
+106ft-24ft

Overall

787

Males

744

M18-39

744

21M→35K

21.0 - 21.8 mi

Top 4%
×7stories
+17ft-86ft

Overall

940

Males

892

M18-39

892

35K→23M

21.8 - 23.0 mi

Top 3%
×5stories
+23ft-63ft

Overall

921

Males

876

M18-39

876

23M→24M

23.0 - 24.0 mi

Top 4%
×6stories
+12ft-82ft

Overall

1178

Males

1115

M18-39

1115

24M→40K

24.0 - 24.9 mi

Top 3%
×1story
+6ft-20ft

Overall

691

Males

654

M18-39

654

40K→25.2M

24.9 - 25.2 mi

Top 2%
×1story
+13ft-16ft

Overall

548

Males

516

M18-39

516

25.2M→Finish

25.2 - 26.2 mi

Top 2%
×2stories
+22ft-21ft

Overall

658

Males

627

M18-39

627

Passing Analysis

Category:
Athletes Passed
667
Passed By
148
Net Change
+519
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#1520
5K → 10K12841+87#1520#1433
10K → 15K6429+35#1433#1398
15K → 20K10610+96#1398#1302
20K → Half95+4#1302#1298
Half → 25K3911+28#1298#1270
25K → 30K6116+45#1270#1225
30K → 20M513+48#1225#1177
20M → 21M503+47#1177#1130
21M → 35K231+22#1130#1108
35K → 23M317+24#1108#1084
23M → 24M1312+1#1084#1083
24M → 40K355+30#1083#1053
40K → 25.2M241+23#1053#1030
25.2M → Finish334+29#1030#1001
TOTALS667148+519
📊

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