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BOSTON MARATHON 2023

Tadhg Prendiville

Bib: 2699•M

0:00
0:00
/ mi
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Overall
#0 / 26622
Top 8%
Gender (Male)
#0 / 15176
Top 13%
Division (M18-39)
#0 / 5285
Top 30%
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
6:37/mi
20:34
↑ 97↓ 3451.5%
10K· 6.21 mi
6:33/mi
40:54
↑ 79↓ 1380.4%
15K· 9.32 mi
6:32/mi
1:01:11
↑ 67↓ 78
20K· 12.43 mi
6:37/mi
1:21:44
↑ 106↓ 860.1%
Half· 13.11 mi
6:27/mi
1:26:08
↑ 19↓ 370.5%
25K· 15.53 mi
6:30/mi
1:41:53
↑ 66↓ 880.2%
30K· 18.64 mi
6:38/mi
2:02:29
↑ 181↓ 1480.2%
20M
6:39/mi
2:11:31
↑ 64↓ 500.2%
21M
6:54/mi
2:18:25
↑ 106↓ 241.6%
35K· 21.75 mi
6:22/mi
2:23:11
↑ 17↓ 861.7%
23M
6:34/mi
2:31:24
↑ 23↓ 630.6%
24M
6:14/mi
2:37:38
↓ 821.3%
40K· 24.85 mi
6:27/mi
2:43:09
↓ 200.3%
25.2M
6:58/mi
2:45:33
↑ 13↓ 160.2%
Finish· 26.22 mi
6:21/mi
2:52:01
↑ 22↓ 21

The Course

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Half Splits

1st Half· via Half⚖️ Balanced
Distance13.11 mi
Time1:26:08
Pace6:34 /mi
2nd Half⚖️ Balanced
Distance13.11 mi
Time1:25:53
Pace6:33 /mi
📊Even Split: Consistent pacing between halves

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:24:1720:346:3720:34
6:37
-
10K
6.21 mi10:44:3740:546:3520:20
6:33
-0:04
15K
9.32 mi11:04:541:01:116:3420:17
6:32
-0:01
20K
12.43 mi11:25:271:21:446:3520:33
6:37
+0:05
Half
13.11 mi11:29:511:26:086:344:24
6:27
-0:10
25K
15.53 mi11:45:361:41:536:3415:45
6:30
+0:03
30K
18.64 mi12:06:122:02:296:3420:36
6:38
+0:08
20M
20.00 mi12:15:142:11:316:359:02
6:39
+0:01
21M
21.00 mi12:22:082:18:256:356:54
6:54
+0:15
35K
21.75 mi12:26:542:23:116:354:46
6:22
-0:32
23M
23.00 mi12:35:072:31:246:358:13
6:34
+0:12
24M
24.00 mi12:41:212:37:386:346:14
6:14
-0:20
40K
24.85 mi12:46:522:43:096:345:31
6:27
+0:13
25.2M
25.20 mi12:49:162:45:336:342:24
6:58
+0:31
Finish
26.22 mi12:55:442:52:016:346:28
6:21
-0:37

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

6:14 /mi

Average Pace

6:34 /mi

Slowest Pace

6:58 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:42:43

95% of race

Time at Steady Pace

9:18

5% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 6:34 /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 mi10:24:1720:346:3720:34
6:37
#3006
10K
6.21 mi10:44:3740:546:3520:20
6:33
#3007
15K
9.32 mi11:04:541:01:116:3420:17
6:32
#2923
20K
12.43 mi11:25:271:21:446:3520:33
6:37
#2910
Half
13.11 mi11:29:511:26:086:344:24
6:27
#2882
25K
15.53 mi11:45:361:41:536:3415:45
6:30
#2729
30K
18.64 mi12:06:122:02:296:3420:36
6:38
#2578
20M
20.00 mi12:15:142:11:316:359:02
6:39
#2509
21M
21.00 mi12:22:082:18:256:356:54
6:54
#2436
35K
21.75 mi12:26:542:23:116:354:46
6:22
#2397
23M
23.00 mi12:35:072:31:246:358:13
6:34
#2332
24M
24.00 mi12:41:212:37:386:346:14
6:14
#2250
40K
24.85 mi12:46:522:43:096:345:31
6:27
#2195
25.2M
25.20 mi12:49:162:45:336:342:24
6:58
#2170
Finish
26.22 mi12:55:442:52:016:346:28
6:21
#2108
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM18-39Seg. OverallSeg. MalesSeg. M18-39
5K3.11 mi3.11 mi3006284828482800(Top 11%)2676(Top 18%)2676(Top 51%)
10K6.21 mi3.10 mi3007-12865-172865-173069(Top 12%)2927(Top 19%)2927(Top 55%)
15K9.32 mi3.11 mi2923+842787+782787+782800(Top 11%)2676(Top 18%)2676(Top 51%)
20K12.43 mi3.11 mi2910+132780+72780+72938(Top 11%)2798(Top 18%)2798(Top 53%)
Half13.11 mi0.68 mi2882+282750+302750+302458(Top 9%)2357(Top 16%)2357(Top 45%)
25K15.53 mi2.42 mi2729+1532606+1442606+1442145(Top 8%)2058(Top 14%)2058(Top 39%)
30K18.64 mi3.11 mi2578+1512463+1432463+1432093(Top 8%)2000(Top 13%)2000(Top 38%)
20M20.00 mi1.36 mi2509+692400+632400+632059(Top 8%)1963(Top 13%)1963(Top 37%)
21M21.00 mi1.00 mi2436+732334+662334+661764(Top 7%)1677(Top 11%)1677(Top 32%)
35K21.75 mi0.75 mi2397+392295+392295+391859(Top 7%)1765(Top 12%)1765(Top 33%)
23M23.00 mi1.25 mi2332+652234+612234+611659(Top 6%)1577(Top 10%)1577(Top 30%)
24M24.00 mi1.00 mi2250+822156+782156+781144(Top 4%)1085(Top 7%)1085(Top 21%)
40K24.85 mi0.85 mi2195+552107+492107+491396(Top 5%)1319(Top 9%)1319(Top 25%)
25.2M25.20 mi0.35 mi2170+252083+242083+241628(Top 6%)1534(Top 10%)1534(Top 29%)
Finish26.22 mi1.02 mi2108+622021+622021+621803(Top 7%)1687(Top 11%)1687(Top 32%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 11%
×21story building
+97ft-345ft

Overall

2800

Males

2676

M18-39

2676

5K→10K

3.1 - 6.2 mi

Top 12%
×5story building
+79ft-138ft

Overall

3069

Males

2927

M18-39

2927

10K→15K

6.2 - 9.3 mi

Top 11%
×3story building
+67ft-78ft

Overall

2800

Males

2676

M18-39

2676

15K→20K

9.3 - 12.4 mi

Top 11%
×5story building
+106ft-86ft

Overall

2938

Males

2798

M18-39

2798

20K→Half

12.4 - 13.1 mi

Top 9%
×2story building
+19ft-37ft

Overall

2458

Males

2357

M18-39

2357

Half→25K

13.1 - 15.5 mi

Top 8%
×4story building
+66ft-88ft

Overall

2145

Males

2058

M18-39

2058

25K→30K

15.5 - 18.6 mi

Top 8%
×9story building
+181ft-148ft

Overall

2093

Males

2000

M18-39

2000

30K→20M

18.6 - 20.0 mi

Top 8%
×5story building
+64ft-50ft

Overall

2059

Males

1963

M18-39

1963

20M→21M

20.0 - 21.0 mi

Top 7%
×8story building
+106ft-24ft

Overall

1764

Males

1677

M18-39

1677

21M→35K

21.0 - 21.8 mi

Top 7%
×7story building
+17ft-86ft

Overall

1859

Males

1765

M18-39

1765

35K→23M

21.8 - 23.0 mi

Top 6%
×5story building
+23ft-63ft

Overall

1659

Males

1577

M18-39

1577

23M→24M

23.0 - 24.0 mi

Top 4%
×6story building
+12ft-82ft

Overall

1144

Males

1085

M18-39

1085

24M→40K

24.0 - 24.9 mi

Top 5%
×1story
+6ft-20ft

Overall

1396

Males

1319

M18-39

1319

40K→25.2M

24.9 - 25.2 mi

Top 6%
×1story
+13ft-16ft

Overall

1628

Males

1534

M18-39

1534

25.2M→Finish

25.2 - 26.2 mi

Top 7%
×2story building
+22ft-21ft

Overall

1803

Males

1687

M18-39

1687

Passing Analysis

Category:
Athletes Passed
1255
Passed By
357
Net Change
+898
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#3006
5K → 10K156157-1#3006#3007
10K → 15K14460+84#3007#2923
15K → 20K7764+13#2923#2910
20K → Half324+28#2910#2882
Half → 25K1618+153#2882#2729
25K → 30K16413+151#2729#2578
30K → 20M8011+69#2578#2509
20M → 21M8310+73#2509#2436
21M → 35K467+39#2436#2397
35K → 23M727+65#2397#2332
23M → 24M842+82#2332#2250
24M → 40K605+55#2250#2195
40K → 25.2M294+25#2195#2170
25.2M → Finish675+62#2170#2108
TOTALS1255357+898
📊

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