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BOSTON MARATHON 2023

Thomas Heckmaster

Bib: 27073•M

CO

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
29:27
Rank: #22027
Start → 5K
29:27 | 9:29/mi
10K· 6.21 mi
57:56
Rank: #21808 (+219)
5K → 10K
28:29 | 9:10/mi
15K· 9.32 mi
1:27:37
Rank: #21985 (-177)
10K → 15K
29:41 | 9:33/mi
20K· 12.43 mi
1:59:31
Rank: #22457 (-472)
15K → 20K
31:54 | 10:16/mi
Half· 13.11 mi
2:06:14
Rank: #22489 (-32)
20K → Half
6:43 | 9:51/mi
25K· 15.53 mi
2:34:19
Rank: #23033 (-544)
Half → 25K
28:05 | 11:35/mi
30K· 18.64 mi
3:18:03
Rank: #24027 (-994)
25K → 30K
43:44 | 14:05/mi
20M
3:36:01
Rank: #24198 (-171)
30K → 20M
17:58 | 13:13/mi
21M
3:49:51
Rank: #24258 (-60)
20M → 21M
13:50 | 13:50/mi
35K· 21.75 mi
3:58:19
Rank: #24240 (+18)
21M → 35K
8:28 | 11:19/mi
23M
4:14:32
Rank: #24331 (-91)
35K → 23M
16:13 | 12:57/mi
24M
4:26:30
Rank: #24349 (-18)
23M → 24M
11:58 | 11:58/mi
40K· 24.85 mi
4:37:51
Rank: #24417 (-68)
24M → 40K
11:21 | 13:16/mi
25.2M
4:42:41
Rank: #24439 (-22)
40K → 25.2M
4:50 | 14:01/mi
Finish· 26.22 mi
4:53:52
Rank: #24433 (+6)
25.2M → Finish
11:11 | 10:58/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time2:06:14
Pace9:38 /mi
2nd Half
Distance13.11 mi
Time2:47:38
Pace12:47 /mi
📊Positive Split: 32.8% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:46:3529:279:2929:27
9:29
-
10K
6.21 mi12:15:0457:569:1928:29
9:10
-0:19
15K
9.32 mi12:44:451:27:379:2429:41
9:33
+0:23
20K
12.43 mi13:16:391:59:319:3731:54
10:16
+0:43
Half
13.11 mi13:23:222:06:149:386:43
9:51
-0:25
25K
15.53 mi13:51:272:34:199:5628:05
11:35
+1:44
30K
18.64 mi14:35:113:18:0310:3743:44
14:05
+2:30
20M
20.00 mi14:53:093:36:0110:4817:58
13:13
-0:52
21M
21.00 mi15:06:593:49:5110:5713:50
13:50
+0:37
35K
21.75 mi15:15:273:58:1910:578:28
11:19
-2:31
23M
23.00 mi15:31:404:14:3211:0416:13
12:57
+1:38
24M
24.00 mi15:43:384:26:3011:0611:58
11:58
-0:59
40K
24.85 mi15:54:594:37:5111:1111:21
13:16
+1:18
25.2M
25.20 mi15:59:494:42:4111:134:50
14:01
+0:45
Finish
26.22 mi16:11:004:53:5211:1311:11
10:58
-3:03

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

9:10 /mi

Average Pace

11:13 /mi

Slowest Pace

14:05 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:06:14

43% of race

Time at Steady Pace

59:42

20% of race

Time at Slower Pace

1:47:56

37% of race

Average Pace: 11:12 /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 mi11:46:3529:279:2929:27
9:29
#22027
10K
6.21 mi12:15:0457:569:1928:29
9:10
#21808
15K
9.32 mi12:44:451:27:379:2429:41
9:33
#21985
20K
12.43 mi13:16:391:59:319:3731:54
10:16
#22457
Half
13.11 mi13:23:222:06:149:386:43
9:51
#22489
25K
15.53 mi13:51:272:34:199:5628:05
11:35
#23033
30K
18.64 mi14:35:113:18:0310:3743:44
14:05
#24027
20M
20.00 mi14:53:093:36:0110:4817:58
13:13
#24198
21M
21.00 mi15:06:593:49:5110:5713:50
13:50
#24258
35K
21.75 mi15:15:273:58:1910:578:28
11:19
#24240
23M
23.00 mi15:31:404:14:3211:0416:13
12:57
#24331
24M
24.00 mi15:43:384:26:3011:0611:58
11:58
#24349
40K
24.85 mi15:54:594:37:5111:1111:21
13:16
#24417
25.2M
25.20 mi15:59:494:42:4111:134:50
14:01
#24439
Finish
26.22 mi16:11:004:53:5211:1311:11
10:58
#24433
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM18-39Seg. OverallSeg. MalesSeg. M18-39
5K3.11 mi3.11 mi22027131141311422405(Top 84%)13370(Top 88%)13370(Top 253%)
10K6.21 mi3.10 mi21808+21913041+7313041+7321526(Top 81%)12937(Top 85%)12937(Top 245%)
15K9.32 mi3.11 mi21985-17713135-9413135-9422405(Top 84%)13370(Top 88%)13370(Top 253%)
20K12.43 mi3.11 mi22457-47213373-23813373-23823413(Top 88%)13822(Top 91%)13822(Top 262%)
Half13.11 mi0.68 mi22489-3213384-1113384-1122974(Top 86%)13617(Top 90%)13617(Top 258%)
25K15.53 mi2.42 mi23033-54413640-25613640-25624766(Top 93%)14361(Top 95%)14361(Top 272%)
30K18.64 mi3.11 mi24027-99414071-43114071-43126063(Top 98%)14908(Top 98%)14908(Top 282%)
20M20.00 mi1.36 mi24198-17114123-5214123-5225330(Top 95%)14539(Top 96%)14539(Top 275%)
21M21.00 mi1.00 mi24258-6014146-2314146-2324892(Top 94%)14316(Top 94%)14316(Top 271%)
35K21.75 mi0.75 mi24240+1814129+1714129+1723827(Top 90%)13758(Top 91%)13758(Top 260%)
23M23.00 mi1.25 mi24331-9114164-3514164-3525036(Top 94%)14357(Top 95%)14357(Top 272%)
24M24.00 mi1.00 mi24349-1814168-414168-424478(Top 92%)14038(Top 93%)14038(Top 266%)
40K24.85 mi0.85 mi24417-6814190-2214190-2225171(Top 95%)14384(Top 95%)14384(Top 272%)
25.2M25.20 mi0.35 mi24439-2214198-814198-825016(Top 94%)14287(Top 94%)14287(Top 270%)
Finish26.22 mi1.02 mi24433+614189+914189+923918(Top 90%)13779(Top 91%)13779(Top 261%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 84%
×21stories
+97ft-345ft

Overall

22405

Males

13370

M18-39

13370

5K→10K

3.1 - 6.2 mi

Top 81%
×5stories
+79ft-138ft

Overall

21526

Males

12937

M18-39

12937

10K→15K

6.2 - 9.3 mi

Top 84%
×3stories
+67ft-78ft

Overall

22405

Males

13370

M18-39

13370

15K→20K

9.3 - 12.4 mi

Top 88%
×5stories
+106ft-86ft

Overall

23413

Males

13822

M18-39

13822

20K→Half

12.4 - 13.1 mi

Top 86%
×2stories
+19ft-37ft

Overall

22974

Males

13617

M18-39

13617

Half→25K

13.1 - 15.5 mi

Top 93%
×4stories
+66ft-88ft

Overall

24766

Males

14361

M18-39

14361

25K→30K

15.5 - 18.6 mi

Top 98%
×9stories
+181ft-148ft

Overall

26063

Males

14908

M18-39

14908

30K→20M

18.6 - 20.0 mi

Top 95%
×5stories
+64ft-50ft

Overall

25330

Males

14539

M18-39

14539

20M→21M

20.0 - 21.0 mi

Top 94%
×8stories
+106ft-24ft

Overall

24892

Males

14316

M18-39

14316

21M→35K

21.0 - 21.8 mi

Top 90%
×7stories
+17ft-86ft

Overall

23827

Males

13758

M18-39

13758

35K→23M

21.8 - 23.0 mi

Top 94%
×5stories
+23ft-63ft

Overall

25036

Males

14357

M18-39

14357

23M→24M

23.0 - 24.0 mi

Top 92%
×6stories
+12ft-82ft

Overall

24478

Males

14038

M18-39

14038

24M→40K

24.0 - 24.9 mi

Top 95%
×1story
+6ft-20ft

Overall

25171

Males

14384

M18-39

14384

40K→25.2M

24.9 - 25.2 mi

Top 94%
×1story
+13ft-16ft

Overall

25016

Males

14287

M18-39

14287

25.2M→Finish

25.2 - 26.2 mi

Top 90%
×2stories
+22ft-21ft

Overall

23918

Males

13779

M18-39

13779

Passing Analysis

Category:
Athletes Passed
692
Passed By
3098
Net Change
-2406
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#22027
5K → 10K384165+219#22027#21808
10K → 15K101278-177#21808#21985
15K → 20K40512-472#21985#22457
20K → Half1850-32#22457#22489
Half → 25K17561-544#22489#23033
25K → 30K4998-994#23033#24027
30K → 20M15186-171#24027#24198
20M → 21M1777-60#24198#24258
21M → 35K3315+18#24258#24240
35K → 23M697-91#24240#24331
23M → 24M2240-18#24331#24349
24M → 40K977-68#24349#24417
40K → 25.2M022-22#24417#24439
25.2M → Finish2620+6#24439#24433
TOTALS6923098-2406
📊

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