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BOSTON MARATHON 2023

Barry Dolman

Bib: 8366•M

0:00
0:00
/ mi
Masters
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Overall
#0 / 26622
Top 10%
Gender (Male)
#0 / 15176
Top 16%
Masters (Masters Men)
#0 / 9891
Top 6%
Division (M50-54)
#0 / 2052
Top 3%
Race Day Weather
49°/39°F
light intensity drizzle

⏱️ Race Timeline

Watch your race unfold from start to finish

Start
0:00:00
Race begins
5K· 3.11 mi
19:57
Rank: #1905
Start → 5K
19:57 | 6:25/mi
10K· 6.21 mi
40:05
Rank: #2238 (-333)
5K → 10K
20:08 | 6:29/mi
15K· 9.32 mi
1:00:11
Rank: #2296 (-58)
10K → 15K
20:06 | 6:28/mi
20K· 12.43 mi
1:20:29
Rank: #2331 (-35)
15K → 20K
20:18 | 6:32/mi
Half· 13.11 mi
1:24:52
Rank: #2324 (+7)
20K → Half
4:23 | 6:25/mi
25K· 15.53 mi
1:40:49
Rank: #2363 (-39)
Half → 25K
15:57 | 6:35/mi
30K· 18.64 mi
2:02:01
Rank: #2449 (-86)
25K → 30K
21:12 | 6:49/mi
20M
2:11:18
Rank: #2449
30K → 20M
9:17 | 6:50/mi
21M
2:18:36
Rank: #2487 (-38)
20M → 21M
7:18 | 7:18/mi
35K· 21.75 mi
2:23:30
Rank: #2472 (+15)
21M → 35K
4:54 | 6:33/mi
23M
2:31:53
Rank: #2412 (+60)
35K → 23M
8:23 | 6:42/mi
24M
2:38:33
Rank: #2410 (+2)
23M → 24M
6:40 | 6:40/mi
40K· 24.85 mi
2:44:37
Rank: #2439 (-29)
24M → 40K
6:04 | 7:06/mi
25.2M
2:47:13
Rank: #2454 (-15)
40K → 25.2M
2:36 | 7:32/mi
Finish· 26.22 mi
2:54:26
Rank: #2568 (-114)
25.2M → Finish
7:13 | 7:05/mi

Course Map & Elevation

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:24:52
Pace6:28 /mi
2nd Half
Distance13.11 mi
Time1:29:34
Pace6:50 /mi
📊Positive Split: 5.5% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:45:2219:576:2519:57
6:25
-
10K
6.21 mi11:05:3040:056:2720:08
6:29
+0:04
15K
9.32 mi11:25:361:00:116:2720:06
6:28
-0:01
20K
12.43 mi11:45:541:20:296:2920:18
6:32
+0:04
Half
13.11 mi11:50:171:24:526:284:23
6:25
-0:07
25K
15.53 mi12:06:141:40:496:2915:57
6:35
+0:10
30K
18.64 mi12:27:262:02:016:3321:12
6:49
+0:14
20M
20.00 mi12:36:432:11:186:349:17
6:50
+0:01
21M
21.00 mi12:44:012:18:366:367:18
7:18
+0:28
35K
21.75 mi12:48:552:23:306:364:54
6:33
-0:45
23M
23.00 mi12:57:182:31:536:368:23
6:42
+0:09
24M
24.00 mi13:03:582:38:336:366:40
6:40
-0:02
40K
24.85 mi13:10:022:44:376:376:04
7:06
+0:26
25.2M
25.20 mi13:12:382:47:136:382:36
7:32
+0:26
Finish
26.22 mi13:19:512:54:266:397:13
7:05
-0:27

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

6:25 /mi

Average Pace

6:39 /mi

Slowest Pace

7:32 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Bar length shows time spent in each segment. Colors mark your faster to slower segments, relative to your own pace.

Time at Faster Pace

2:31:15

87% of race

Time at Steady Pace

23:11

13% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 6:39 /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

Enhanced split table showing pace trends through mini sparkline visualizations.

Overall Pace Trend

CheckpointDistanceTime of DayTimeAvg PaceSegmentPaceTrendRank
5K
3.11 mi10:45:2219:576:2519:57
6:25
#1905
10K
6.21 mi11:05:3040:056:2720:08
6:29
#2238
15K
9.32 mi11:25:361:00:116:2720:06
6:28
#2296
20K
12.43 mi11:45:541:20:296:2920:18
6:32
#2331
Half
13.11 mi11:50:171:24:526:284:23
6:25
#2324
25K
15.53 mi12:06:141:40:496:2915:57
6:35
#2363
30K
18.64 mi12:27:262:02:016:3321:12
6:49
#2449
20M
20.00 mi12:36:432:11:186:349:17
6:50
#2449
21M
21.00 mi12:44:012:18:366:367:18
7:18
#2487
35K
21.75 mi12:48:552:23:306:364:54
6:33
#2472
23M
23.00 mi12:57:182:31:536:368:23
6:42
#2412
24M
24.00 mi13:03:582:38:336:366:40
6:40
#2410
40K
24.85 mi13:10:022:44:376:376:04
7:06
#2439
25.2M
25.20 mi13:12:382:47:136:382:36
7:32
#2454
Finish
26.22 mi13:19:512:54:266:397:13
7:05
#2568
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM50-54Seg. OverallSeg. MalesSeg. M50-54
5K3.11 mi3.11 mi1905181618162455(Top 9%)2355(Top 16%)2355(Top 115%)
10K6.21 mi3.10 mi2238-3332140-3242140-3242672(Top 10%)2555(Top 17%)2555(Top 125%)
15K9.32 mi3.11 mi2296-582199-592199-592455(Top 9%)2355(Top 16%)2355(Top 115%)
20K12.43 mi3.11 mi2331-352235-362235-362483(Top 9%)2378(Top 16%)2378(Top 116%)
Half13.11 mi0.68 mi2324+72228+72228+72369(Top 9%)2274(Top 15%)2274(Top 111%)
25K15.53 mi2.42 mi2363-392267-392267-392578(Top 10%)2467(Top 16%)2467(Top 120%)
30K18.64 mi3.11 mi2449-862343-762343-763125(Top 12%)2945(Top 19%)2945(Top 144%)
20M20.00 mi1.36 mi24492345-22345-22985(Top 11%)2805(Top 18%)2805(Top 137%)
21M21.00 mi1.00 mi2487-382382-372382-373573(Top 13%)3313(Top 22%)3313(Top 161%)
35K21.75 mi0.75 mi2472+152368+142368+142677(Top 10%)2520(Top 17%)2520(Top 123%)
23M23.00 mi1.25 mi2412+602308+602308+602171(Top 8%)2051(Top 14%)2051(Top 100%)
24M24.00 mi1.00 mi2410+22306+22306+22904(Top 11%)2696(Top 18%)2696(Top 131%)
40K24.85 mi0.85 mi2439-292332-262332-264306(Top 16%)3822(Top 25%)3822(Top 186%)
25.2M25.20 mi0.35 mi2454-152343-112343-113995(Top 15%)3537(Top 23%)3537(Top 172%)
Finish26.22 mi1.02 mi2568-1142448-1052448-1055671(Top 21%)4698(Top 31%)4698(Top 229%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 9%
×21stories
+97ft-345ft

Overall

2455

Males

2355

M50-54

2355

5K→10K

3.1 - 6.2 mi

Top 10%
×5stories
+79ft-138ft

Overall

2672

Males

2555

M50-54

2555

10K→15K

6.2 - 9.3 mi

Top 9%
×3stories
+67ft-78ft

Overall

2455

Males

2355

M50-54

2355

15K→20K

9.3 - 12.4 mi

Top 9%
×5stories
+106ft-86ft

Overall

2483

Males

2378

M50-54

2378

20K→Half

12.4 - 13.1 mi

Top 9%
×2stories
+19ft-37ft

Overall

2369

Males

2274

M50-54

2274

Half→25K

13.1 - 15.5 mi

Top 10%
×4stories
+66ft-88ft

Overall

2578

Males

2467

M50-54

2467

25K→30K

15.5 - 18.6 mi

Top 12%
×9stories
+181ft-148ft

Overall

3125

Males

2945

M50-54

2945

30K→20M

18.6 - 20.0 mi

Top 11%
×5stories
+64ft-50ft

Overall

2985

Males

2805

M50-54

2805

20M→21M

20.0 - 21.0 mi

Top 13%
×8stories
+106ft-24ft

Overall

3573

Males

3313

M50-54

3313

21M→35K

21.0 - 21.8 mi

Top 10%
×7stories
+17ft-86ft

Overall

2677

Males

2520

M50-54

2520

35K→23M

21.8 - 23.0 mi

Top 8%
×5stories
+23ft-63ft

Overall

2171

Males

2051

M50-54

2051

23M→24M

23.0 - 24.0 mi

Top 11%
×6stories
+12ft-82ft

Overall

2904

Males

2696

M50-54

2696

24M→40K

24.0 - 24.9 mi

Top 16%
×1story
+6ft-20ft

Overall

4306

Males

3822

M50-54

3822

40K→25.2M

24.9 - 25.2 mi

Top 15%
×1story
+13ft-16ft

Overall

3995

Males

3537

M50-54

3537

25.2M→Finish

25.2 - 26.2 mi

Top 21%
×2stories
+22ft-21ft

Overall

5671

Males

4698

M50-54

4698

Passing Analysis

Category:
Athletes Passed
427
Passed By
1090
Net Change
-663
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#1905
5K → 10K20353-333#1905#2238
10K → 15K48106-58#2238#2296
15K → 20K5388-35#2296#2331
20K → Half136+7#2331#2324
Half → 25K3372-39#2324#2363
25K → 30K37123-86#2363#2449
30K → 20M39390#2449#2449
20M → 21M2260-38#2449#2487
21M → 35K3217+15#2487#2472
35K → 23M677+60#2472#2412
23M → 24M2624+2#2412#2410
24M → 40K1342-29#2410#2439
40K → 25.2M1429-15#2439#2454
25.2M → Finish10124-114#2454#2568
TOTALS4271090-663
📊

Passing Visuals

Category:

📈Position Graph

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🎨Heatmap Timeline

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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