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BOSTON MARATHON 2023

Bryan Bourne

Bib: 4266•M

UT

0:00
0:00
/ mi
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Overall
#0 / 26622
Top 28%
Gender (Male)
#0 / 15176
Top 42%
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
21:46
Rank: #6283
Start → 5K
21:46 | 7:00/mi
10K· 6.21 mi
43:41
Rank: #6673 (-390)
5K → 10K
21:55 | 7:03/mi
15K· 9.32 mi
1:05:43
Rank: #6782 (-109)
10K → 15K
22:02 | 7:06/mi
20K· 12.43 mi
1:27:26
Rank: #6545 (+237)
15K → 20K
21:43 | 6:59/mi
Half· 13.11 mi
1:32:03
Rank: #6469 (+76)
20K → Half
4:37 | 6:46/mi
25K· 15.53 mi
1:49:06
Rank: #6361 (+108)
Half → 25K
17:03 | 7:02/mi
30K· 18.64 mi
2:13:29
Rank: #6750 (-389)
25K → 30K
24:23 | 7:51/mi
20M
2:24:07
Rank: #6878 (-128)
30K → 20M
10:38 | 7:49/mi
21M
2:32:08
Rank: #6846 (+32)
20M → 21M
8:01 | 8:01/mi
35K· 21.75 mi
2:37:33
Rank: #6811 (+35)
21M → 35K
5:25 | 7:14/mi
23M
2:47:32
Rank: #6900 (-89)
35K → 23M
9:59 | 7:58/mi
24M
2:55:44
Rank: #7104 (-204)
23M → 24M
8:12 | 8:12/mi
40K· 24.85 mi
3:03:04
Rank: #7299 (-195)
24M → 40K
7:20 | 8:35/mi
25.2M
3:06:15
Rank: #7399 (-100)
40K → 25.2M
3:11 | 9:14/mi
Finish· 26.22 mi
3:13:48
Rank: #7382 (+17)
25.2M → Finish
7:33 | 7:25/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:32:03
Pace7:01 /mi
2nd Half
Distance13.11 mi
Time1:41:45
Pace7:46 /mi
📊Positive Split: 10.5% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:24:1921:467:0021:46
7:00
-
10K
6.21 mi10:46:1443:417:0221:55
7:03
+0:03
15K
9.32 mi11:08:161:05:437:0322:02
7:06
+0:03
20K
12.43 mi11:29:591:27:267:0221:43
6:59
-0:07
Half
13.11 mi11:34:361:32:037:014:37
6:46
-0:13
25K
15.53 mi11:51:391:49:067:0117:03
7:02
+0:16
30K
18.64 mi12:16:022:13:297:1024:23
7:51
+0:49
20M
20.00 mi12:26:402:24:077:1210:38
7:49
-0:02
21M
21.00 mi12:34:412:32:087:158:01
8:01
+0:12
35K
21.75 mi12:40:062:37:337:155:25
7:14
-0:47
23M
23.00 mi12:50:052:47:327:179:59
7:58
+0:44
24M
24.00 mi12:58:172:55:447:198:12
8:12
+0:14
40K
24.85 mi13:05:373:03:047:227:20
8:35
+0:23
25.2M
25.20 mi13:08:483:06:157:233:11
9:14
+0:39
Finish
26.22 mi13:16:213:13:487:247:33
7:25
-1:49

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

6:46 /mi

Average Pace

7:24 /mi

Slowest Pace

9:14 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

1:27:04

45% of race

Time at Steady Pace

35:00

18% of race

Time at Slower Pace

1:11:44

37% of race

Average Pace: 7:23 /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 mi10:24:1921:467:0021:46
7:00
#6283
10K
6.21 mi10:46:1443:417:0221:55
7:03
#6673
15K
9.32 mi11:08:161:05:437:0322:02
7:06
#6782
20K
12.43 mi11:29:591:27:267:0221:43
6:59
#6545
Half
13.11 mi11:34:361:32:037:014:37
6:46
#6469
25K
15.53 mi11:51:391:49:067:0117:03
7:02
#6361
30K
18.64 mi12:16:022:13:297:1024:23
7:51
#6750
20M
20.00 mi12:26:402:24:077:1210:38
7:49
#6878
21M
21.00 mi12:34:412:32:087:158:01
8:01
#6846
35K
21.75 mi12:40:062:37:337:155:25
7:14
#6811
23M
23.00 mi12:50:052:47:327:179:59
7:58
#6900
24M
24.00 mi12:58:172:55:447:198:12
8:12
#7104
40K
24.85 mi13:05:373:03:047:227:20
8:35
#7299
25.2M
25.20 mi13:08:483:06:157:233:11
9:14
#7399
Finish
26.22 mi13:16:213:13:487:247:33
7:25
#7382
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM18-39Seg. OverallSeg. MalesSeg. M18-39
5K3.11 mi3.11 mi6283572457247111(Top 27%)6324(Top 42%)6324(Top 120%)
10K6.21 mi3.10 mi6673-3906013-2896013-2897148(Top 27%)6347(Top 42%)6347(Top 120%)
15K9.32 mi3.11 mi6782-1096092-796092-797111(Top 27%)6324(Top 42%)6324(Top 120%)
20K12.43 mi3.11 mi6545+2375898+1945898+1945923(Top 22%)5414(Top 36%)5414(Top 102%)
Half13.11 mi0.68 mi6469+765839+595839+595050(Top 19%)4682(Top 31%)4682(Top 89%)
25K15.53 mi2.42 mi6361+1085747+925747+925769(Top 22%)5282(Top 35%)5282(Top 100%)
30K18.64 mi3.11 mi6750-3896028-2816028-2819707(Top 36%)7668(Top 51%)7668(Top 145%)
20M20.00 mi1.36 mi6878-1286111-836111-839020(Top 34%)7195(Top 47%)7195(Top 136%)
21M21.00 mi1.00 mi6846+326081+306081+307431(Top 28%)6135(Top 40%)6135(Top 116%)
35K21.75 mi0.75 mi6811+356047+346047+346764(Top 25%)5750(Top 38%)5750(Top 109%)
23M23.00 mi1.25 mi6900-896087-406087-409536(Top 36%)7240(Top 48%)7240(Top 137%)
24M24.00 mi1.00 mi7104-2046206-1196206-11912547(Top 47%)8637(Top 57%)8637(Top 163%)
40K24.85 mi0.85 mi7299-1956316-1106316-11013774(Top 52%)9127(Top 60%)9127(Top 173%)
25.2M25.20 mi0.35 mi7399-1006365-496365-4913692(Top 51%)9060(Top 60%)9060(Top 171%)
Finish26.22 mi1.02 mi7382+176338+276338+277829(Top 29%)6064(Top 40%)6064(Top 115%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 27%
×21stories
+97ft-345ft

Overall

7111

Males

6324

M18-39

6324

5K→10K

3.1 - 6.2 mi

Top 27%
×5stories
+79ft-138ft

Overall

7148

Males

6347

M18-39

6347

10K→15K

6.2 - 9.3 mi

Top 27%
×3stories
+67ft-78ft

Overall

7111

Males

6324

M18-39

6324

15K→20K

9.3 - 12.4 mi

Top 22%
×5stories
+106ft-86ft

Overall

5923

Males

5414

M18-39

5414

20K→Half

12.4 - 13.1 mi

Top 19%
×2stories
+19ft-37ft

Overall

5050

Males

4682

M18-39

4682

Half→25K

13.1 - 15.5 mi

Top 22%
×4stories
+66ft-88ft

Overall

5769

Males

5282

M18-39

5282

25K→30K

15.5 - 18.6 mi

Top 36%
×9stories
+181ft-148ft

Overall

9707

Males

7668

M18-39

7668

30K→20M

18.6 - 20.0 mi

Top 34%
×5stories
+64ft-50ft

Overall

9020

Males

7195

M18-39

7195

20M→21M

20.0 - 21.0 mi

Top 28%
×8stories
+106ft-24ft

Overall

7431

Males

6135

M18-39

6135

21M→35K

21.0 - 21.8 mi

Top 25%
×7stories
+17ft-86ft

Overall

6764

Males

5750

M18-39

5750

35K→23M

21.8 - 23.0 mi

Top 36%
×5stories
+23ft-63ft

Overall

9536

Males

7240

M18-39

7240

23M→24M

23.0 - 24.0 mi

Top 47%
×6stories
+12ft-82ft

Overall

12547

Males

8637

M18-39

8637

24M→40K

24.0 - 24.9 mi

Top 52%
×1story
+6ft-20ft

Overall

13774

Males

9127

M18-39

9127

40K→25.2M

24.9 - 25.2 mi

Top 51%
×1story
+13ft-16ft

Overall

13692

Males

9060

M18-39

9060

25.2M→Finish

25.2 - 26.2 mi

Top 29%
×2stories
+22ft-21ft

Overall

7829

Males

6064

M18-39

6064

Passing Analysis

Category:
Athletes Passed
954
Passed By
2053
Net Change
-1099
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#6283
5K → 10K56446-390#6283#6673
10K → 15K77186-109#6673#6782
15K → 20K25922+237#6782#6545
20K → Half760+76#6545#6469
Half → 25K13426+108#6469#6361
25K → 30K33422-389#6361#6750
30K → 20M26154-128#6750#6878
20M → 21M7846+32#6878#6846
21M → 35K5520+35#6846#6811
35K → 23M41130-89#6811#6900
23M → 24M18222-204#6900#7104
24M → 40K14209-195#7104#7299
40K → 25.2M4104-100#7299#7399
25.2M → Finish8366+17#7399#7382
TOTALS9542053-1099
📊

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