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BOSTON MARATHON 2023

William Gildea

Bib: 24683•M

DC

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

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
26:31
Rank: #17783
Start → 5K
26:31 | 8:32/mi
10K· 6.21 mi
52:33
Rank: #17606 (+177)
5K → 10K
26:02 | 8:23/mi
15K· 9.32 mi
1:18:50
Rank: #17567 (+39)
10K → 15K
26:17 | 8:28/mi
20K· 12.43 mi
1:45:08
Rank: #17313 (+254)
15K → 20K
26:18 | 8:28/mi
Half· 13.11 mi
1:50:50
Rank: #17284 (+29)
20K → Half
5:42 | 8:21/mi
25K· 15.53 mi
2:11:58
Rank: #17290 (-6)
Half → 25K
21:08 | 8:43/mi
30K· 18.64 mi
2:40:14
Rank: #17323 (-33)
25K → 30K
28:16 | 9:06/mi
20M
2:53:04
Rank: #17438 (-115)
30K → 20M
12:50 | 9:27/mi
21M
3:02:24
Rank: #17296 (+142)
20M → 21M
9:20 | 9:20/mi
35K· 21.75 mi
3:09:17
Rank: #17359 (-63)
21M → 35K
6:53 | 9:12/mi
23M
3:21:42
Rank: #17567 (-208)
35K → 23M
12:25 | 9:55/mi
24M
3:30:36
Rank: #17548 (+19)
23M → 24M
8:54 | 8:54/mi
40K· 24.85 mi
3:38:17
Rank: #17503 (+45)
24M → 40K
7:41 | 8:59/mi
25.2M
3:41:41
Rank: #17494 (+9)
40K → 25.2M
3:24 | 9:52/mi
Finish· 26.22 mi
3:50:47
Rank: #17518 (-24)
25.2M → Finish
9:06 | 8:56/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:50:50
Pace8:27 /mi
2nd Half
Distance13.11 mi
Time1:59:57
Pace9:09 /mi
📊Positive Split: 8.2% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:42:5726:318:3226:31
8:32
-
10K
6.21 mi12:08:5952:338:2726:02
8:23
-0:09
15K
9.32 mi12:35:161:18:508:2726:17
8:28
+0:05
20K
12.43 mi13:01:341:45:088:2826:18
8:28
0:00
Half
13.11 mi13:07:161:50:508:275:42
8:21
-0:07
25K
15.53 mi13:28:242:11:588:3021:08
8:43
+0:22
30K
18.64 mi13:56:402:40:148:3628:16
9:06
+0:23
20M
20.00 mi14:09:302:53:048:3912:50
9:27
+0:21
21M
21.00 mi14:18:503:02:248:419:20
9:20
-0:07
35K
21.75 mi14:25:433:09:178:426:53
9:12
-0:08
23M
23.00 mi14:38:083:21:428:4612:25
9:55
+0:43
24M
24.00 mi14:47:023:30:368:478:54
8:54
-1:01
40K
24.85 mi14:54:433:38:178:477:41
8:59
+0:05
25.2M
25.20 mi14:58:073:41:418:483:24
9:52
+0:53
Finish
26.22 mi15:07:133:50:478:499:06
8:56
-0:56

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

8:21 /mi

Average Pace

8:49 /mi

Slowest Pace

9:55 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

3:05:55

81% of race

Time at Steady Pace

29:03

13% of race

Time at Slower Pace

15:49

7% of race

Average Pace: 8:48 /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 mi11:42:5726:318:3226:31
8:32
#17783
10K
6.21 mi12:08:5952:338:2726:02
8:23
#17606
15K
9.32 mi12:35:161:18:508:2726:17
8:28
#17567
20K
12.43 mi13:01:341:45:088:2826:18
8:28
#17313
Half
13.11 mi13:07:161:50:508:275:42
8:21
#17284
25K
15.53 mi13:28:242:11:588:3021:08
8:43
#17290
30K
18.64 mi13:56:402:40:148:3628:16
9:06
#17323
20M
20.00 mi14:09:302:53:048:3912:50
9:27
#17438
21M
21.00 mi14:18:503:02:248:419:20
9:20
#17296
35K
21.75 mi14:25:433:09:178:426:53
9:12
#17359
23M
23.00 mi14:38:083:21:428:4612:25
9:55
#17567
24M
24.00 mi14:47:023:30:368:478:54
8:54
#17548
40K
24.85 mi14:54:433:38:178:477:41
8:59
#17503
25.2M
25.20 mi14:58:073:41:418:483:24
9:52
#17494
Finish
26.22 mi15:07:133:50:478:499:06
8:56
#17518
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM18-39Seg. OverallSeg. MalesSeg. M18-39
5K3.11 mi3.11 mi17783113501135017531(Top 66%)11281(Top 74%)11281(Top 213%)
10K6.21 mi3.10 mi17606+17711294+5611294+5617437(Top 65%)11269(Top 74%)11269(Top 213%)
15K9.32 mi3.11 mi17567+3911292+211292+217531(Top 66%)11281(Top 74%)11281(Top 213%)
20K12.43 mi3.11 mi17313+25411178+11411178+11416621(Top 62%)10887(Top 72%)10887(Top 206%)
Half13.11 mi0.68 mi17284+2911168+1011168+1016812(Top 63%)11013(Top 73%)11013(Top 208%)
25K15.53 mi2.42 mi17290-611159+911159+917459(Top 66%)11180(Top 74%)11180(Top 212%)
30K18.64 mi3.11 mi17323-3311154+511154+517671(Top 66%)11200(Top 74%)11200(Top 212%)
20M20.00 mi1.36 mi17438-11511180-2611180-2618623(Top 70%)11507(Top 76%)11507(Top 218%)
21M21.00 mi1.00 mi17296+14211103+7711103+7715172(Top 57%)10007(Top 66%)10007(Top 189%)
35K21.75 mi0.75 mi17359-6311120-1711120-1718711(Top 70%)11462(Top 76%)11462(Top 217%)
23M23.00 mi1.25 mi17567-20811186-6611186-6619722(Top 74%)11889(Top 78%)11889(Top 225%)
24M24.00 mi1.00 mi17548+1911164+2211164+2216754(Top 63%)10509(Top 69%)10509(Top 199%)
40K24.85 mi0.85 mi17503+4511138+2611138+2616055(Top 60%)10152(Top 67%)10152(Top 192%)
25.2M25.20 mi0.35 mi17494+911129+911129+916766(Top 63%)10452(Top 69%)10452(Top 198%)
Finish26.22 mi1.02 mi17518-2411124+511124+517605(Top 66%)10876(Top 72%)10876(Top 206%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 66%
×21stories
+97ft-345ft

Overall

17531

Males

11281

M18-39

11281

5K→10K

3.1 - 6.2 mi

Top 65%
×5stories
+79ft-138ft

Overall

17437

Males

11269

M18-39

11269

10K→15K

6.2 - 9.3 mi

Top 66%
×3stories
+67ft-78ft

Overall

17531

Males

11281

M18-39

11281

15K→20K

9.3 - 12.4 mi

Top 62%
×5stories
+106ft-86ft

Overall

16621

Males

10887

M18-39

10887

20K→Half

12.4 - 13.1 mi

Top 63%
×2stories
+19ft-37ft

Overall

16812

Males

11013

M18-39

11013

Half→25K

13.1 - 15.5 mi

Top 66%
×4stories
+66ft-88ft

Overall

17459

Males

11180

M18-39

11180

25K→30K

15.5 - 18.6 mi

Top 66%
×9stories
+181ft-148ft

Overall

17671

Males

11200

M18-39

11200

30K→20M

18.6 - 20.0 mi

Top 70%
×5stories
+64ft-50ft

Overall

18623

Males

11507

M18-39

11507

20M→21M

20.0 - 21.0 mi

Top 57%
×8stories
+106ft-24ft

Overall

15172

Males

10007

M18-39

10007

21M→35K

21.0 - 21.8 mi

Top 70%
×7stories
+17ft-86ft

Overall

18711

Males

11462

M18-39

11462

35K→23M

21.8 - 23.0 mi

Top 74%
×5stories
+23ft-63ft

Overall

19722

Males

11889

M18-39

11889

23M→24M

23.0 - 24.0 mi

Top 63%
×6stories
+12ft-82ft

Overall

16754

Males

10509

M18-39

10509

24M→40K

24.0 - 24.9 mi

Top 60%
×1story
+6ft-20ft

Overall

16055

Males

10152

M18-39

10152

40K→25.2M

24.9 - 25.2 mi

Top 63%
×1story
+13ft-16ft

Overall

16766

Males

10452

M18-39

10452

25.2M→Finish

25.2 - 26.2 mi

Top 66%
×2stories
+22ft-21ft

Overall

17605

Males

10876

M18-39

10876

Passing Analysis

Category:
Athletes Passed
1811
Passed By
1546
Net Change
+265
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#17783
5K → 10K408231+177#17783#17606
10K → 15K217178+39#17606#17567
15K → 20K31763+254#17567#17313
20K → Half4617+29#17313#17284
Half → 25K122128-6#17284#17290
25K → 30K155188-33#17290#17323
30K → 20M54169-115#17323#17438
20M → 21M17028+142#17438#17296
21M → 35K3598-63#17296#17359
35K → 23M39247-208#17359#17567
23M → 24M7253+19#17567#17548
24M → 40K8540+45#17548#17503
40K → 25.2M4031+9#17503#17494
25.2M → Finish5175-24#17494#17518
TOTALS18111546+265
📊

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