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BOSTON MARATHON 2023

Brock Hartman

Bib: 1885•M

WA

0:00
0:00
/ mi
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Overall
#0 / 26622
Top 16%
Gender (Male)
#0 / 15176
Top 26%
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
20:03
Rank: #2049
Start → 5K
20:03 | 6:27/mi
10K· 6.21 mi
39:50
Rank: #2044 (+5)
5K → 10K
19:47 | 6:22/mi
15K· 9.32 mi
59:56
Rank: #2156 (-112)
10K → 15K
20:06 | 6:28/mi
20K· 12.43 mi
1:20:14
Rank: #2221 (-65)
15K → 20K
20:18 | 6:32/mi
Half· 13.11 mi
1:24:40
Rank: #2244 (-23)
20K → Half
4:26 | 6:30/mi
25K· 15.53 mi
1:41:00
Rank: #2424 (-180)
Half → 25K
16:20 | 6:44/mi
30K· 18.64 mi
2:03:19
Rank: #2826 (-402)
25K → 30K
22:19 | 7:11/mi
20M
2:13:10
Rank: #2992 (-166)
30K → 20M
9:51 | 7:15/mi
21M
2:21:08
Rank: #3227 (-235)
20M → 21M
7:58 | 7:58/mi
35K· 21.75 mi
2:26:20
Rank: #3285 (-58)
21M → 35K
5:12 | 6:57/mi
23M
2:36:22
Rank: #3740 (-455)
35K → 23M
10:02 | 8:01/mi
24M
2:43:31
Rank: #3845 (-105)
23M → 24M
7:09 | 7:09/mi
40K· 24.85 mi
2:50:20
Rank: #4140 (-295)
24M → 40K
6:49 | 7:58/mi
25.2M
2:52:59
Rank: #4165 (-25)
40K → 25.2M
2:39 | 7:41/mi
Finish· 26.22 mi
2:59:53
Rank: #4160 (+5)
25.2M → Finish
6:54 | 6:46/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:24:40
Pace6:27 /mi
2nd Half
Distance13.11 mi
Time1:35:13
Pace7:16 /mi
📊Positive Split: 12.5% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:20:3620:036:2720:03
6:27
-
10K
6.21 mi10:40:2339:506:2519:47
6:22
-0:05
15K
9.32 mi11:00:2959:566:2620:06
6:28
+0:06
20K
12.43 mi11:20:471:20:146:2720:18
6:32
+0:04
Half
13.11 mi11:25:131:24:406:274:26
6:30
-0:02
25K
15.53 mi11:41:331:41:006:3016:20
6:44
+0:14
30K
18.64 mi12:03:522:03:196:3722:19
7:11
+0:27
20M
20.00 mi12:13:432:13:106:399:51
7:15
+0:04
21M
21.00 mi12:21:412:21:086:437:58
7:58
+0:43
35K
21.75 mi12:26:532:26:206:445:12
6:57
-1:01
23M
23.00 mi12:36:552:36:226:4810:02
8:01
+1:04
24M
24.00 mi12:44:042:43:316:497:09
7:09
-0:52
40K
24.85 mi12:50:532:50:206:516:49
7:58
+0:49
25.2M
25.20 mi12:53:322:52:596:522:39
7:41
-0:17
Finish
26.22 mi13:00:262:59:536:526:54
6:46
-0:55

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

6:22 /mi

Average Pace

6:52 /mi

Slowest Pace

8:01 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

1:24:40

47% of race

Time at Steady Pace

57:54

32% of race

Time at Slower Pace

37:19

21% of race

Average Pace: 6:52 /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 mi10:20:3620:036:2720:03
6:27
#2049
10K
6.21 mi10:40:2339:506:2519:47
6:22
#2044
15K
9.32 mi11:00:2959:566:2620:06
6:28
#2156
20K
12.43 mi11:20:471:20:146:2720:18
6:32
#2221
Half
13.11 mi11:25:131:24:406:274:26
6:30
#2244
25K
15.53 mi11:41:331:41:006:3016:20
6:44
#2424
30K
18.64 mi12:03:522:03:196:3722:19
7:11
#2826
20M
20.00 mi12:13:432:13:106:399:51
7:15
#2992
21M
21.00 mi12:21:412:21:086:437:58
7:58
#3227
35K
21.75 mi12:26:532:26:206:445:12
6:57
#3285
23M
23.00 mi12:36:552:36:226:4810:02
8:01
#3740
24M
24.00 mi12:44:042:43:316:497:09
7:09
#3845
40K
24.85 mi12:50:532:50:206:516:49
7:58
#4140
25.2M
25.20 mi12:53:322:52:596:522:39
7:41
#4165
Finish
26.22 mi13:00:262:59:536:526:54
6:46
#4160
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM18-39Seg. OverallSeg. MalesSeg. M18-39
5K3.11 mi3.11 mi2049195519552463(Top 9%)2363(Top 16%)2363(Top 45%)
10K6.21 mi3.10 mi2044+51960-51960-52080(Top 8%)1991(Top 13%)1991(Top 38%)
15K9.32 mi3.11 mi2156-1122068-1082068-1082463(Top 9%)2363(Top 16%)2363(Top 45%)
20K12.43 mi3.11 mi2221-652127-592127-592491(Top 9%)2386(Top 16%)2386(Top 45%)
Half13.11 mi0.68 mi2244-232150-232150-232833(Top 11%)2717(Top 18%)2717(Top 51%)
25K15.53 mi2.42 mi2424-1802324-1742324-1743656(Top 14%)3445(Top 23%)3445(Top 65%)
30K18.64 mi3.11 mi2826-4022702-3782702-3785379(Top 20%)4901(Top 32%)4901(Top 93%)
20M20.00 mi1.36 mi2992-1662854-1522854-1525336(Top 20%)4798(Top 32%)4798(Top 91%)
21M21.00 mi1.00 mi3227-2353061-2073061-2077092(Top 27%)5908(Top 39%)5908(Top 112%)
35K21.75 mi0.75 mi3285-583111-503111-505029(Top 19%)4504(Top 30%)4504(Top 85%)
23M23.00 mi1.25 mi3740-4553524-4133524-4139799(Top 37%)7367(Top 49%)7367(Top 139%)
24M24.00 mi1.00 mi3845-1053612-883612-885443(Top 20%)4732(Top 31%)4732(Top 90%)
40K24.85 mi0.85 mi4140-2953875-2633875-2639801(Top 37%)7217(Top 48%)7217(Top 137%)
25.2M25.20 mi0.35 mi4165-253897-223897-224749(Top 18%)4102(Top 27%)4102(Top 78%)
Finish26.22 mi1.02 mi4160+53891+63891+63902(Top 15%)3458(Top 23%)3458(Top 65%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 9%
×21stories
+97ft-345ft

Overall

2463

Males

2363

M18-39

2363

5K→10K

3.1 - 6.2 mi

Top 8%
×5stories
+79ft-138ft

Overall

2080

Males

1991

M18-39

1991

10K→15K

6.2 - 9.3 mi

Top 9%
×3stories
+67ft-78ft

Overall

2463

Males

2363

M18-39

2363

15K→20K

9.3 - 12.4 mi

Top 9%
×5stories
+106ft-86ft

Overall

2491

Males

2386

M18-39

2386

20K→Half

12.4 - 13.1 mi

Top 11%
×2stories
+19ft-37ft

Overall

2833

Males

2717

M18-39

2717

Half→25K

13.1 - 15.5 mi

Top 14%
×4stories
+66ft-88ft

Overall

3656

Males

3445

M18-39

3445

25K→30K

15.5 - 18.6 mi

Top 20%
×9stories
+181ft-148ft

Overall

5379

Males

4901

M18-39

4901

30K→20M

18.6 - 20.0 mi

Top 20%
×5stories
+64ft-50ft

Overall

5336

Males

4798

M18-39

4798

20M→21M

20.0 - 21.0 mi

Top 27%
×8stories
+106ft-24ft

Overall

7092

Males

5908

M18-39

5908

21M→35K

21.0 - 21.8 mi

Top 19%
×7stories
+17ft-86ft

Overall

5029

Males

4504

M18-39

4504

35K→23M

21.8 - 23.0 mi

Top 37%
×5stories
+23ft-63ft

Overall

9799

Males

7367

M18-39

7367

23M→24M

23.0 - 24.0 mi

Top 20%
×6stories
+12ft-82ft

Overall

5443

Males

4732

M18-39

4732

24M→40K

24.0 - 24.9 mi

Top 37%
×1story
+6ft-20ft

Overall

9801

Males

7217

M18-39

7217

40K→25.2M

24.9 - 25.2 mi

Top 18%
×1story
+13ft-16ft

Overall

4749

Males

4102

M18-39

4102

25.2M→Finish

25.2 - 26.2 mi

Top 15%
×2stories
+22ft-21ft

Overall

3902

Males

3458

M18-39

3458

Passing Analysis

Category:
Athletes Passed
359
Passed By
2470
Net Change
-2111
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#2049
5K → 10K116111+5#2049#2044
10K → 15K29141-112#2044#2156
15K → 20K39104-65#2156#2221
20K → Half730-23#2221#2244
Half → 25K15195-180#2244#2424
25K → 30K11413-402#2424#2826
30K → 20M14180-166#2826#2992
20M → 21M8243-235#2992#3227
21M → 35K1674-58#3227#3285
35K → 23M8463-455#3285#3740
23M → 24M24129-105#3740#3845
24M → 40K11306-295#3845#4140
40K → 25.2M1540-25#4140#4165
25.2M → Finish4641+5#4165#4160
TOTALS3592470-2111
📊

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