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BOSTON MARATHON 2023

Nicolas Bru

Bib: 7146•M

0:00
0:00
/ mi
Masters
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Overall
#0 / 26622
Top 26%
Gender (Male)
#0 / 15176
Top 39%
Masters (Masters Men)
#0 / 9891
Top 26%
Division (M50-54)
#0 / 2052
Top 20%
Race Day Weather
49°/39°F
light intensity drizzle

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
21:22
Rank: #5386
Start → 5K
21:22 | 6:53/mi
10K· 6.21 mi
42:33
Rank: #5403 (-17)
5K → 10K
21:11 | 6:49/mi
15K· 9.32 mi
1:03:46
Rank: #5385 (+18)
10K → 15K
21:13 | 6:50/mi
20K· 12.43 mi
1:25:10
Rank: #5361 (+24)
15K → 20K
21:24 | 6:53/mi
Half· 13.11 mi
1:29:54
Rank: #5413 (-52)
20K → Half
4:44 | 6:56/mi
25K· 15.53 mi
1:47:01
Rank: #5508 (-95)
Half → 25K
17:07 | 7:04/mi
30K· 18.64 mi
2:10:11
Rank: #5711 (-203)
25K → 30K
23:10 | 7:27/mi
20M
2:20:39
Rank: #5844 (-133)
30K → 20M
10:28 | 7:42/mi
21M
2:29:45
Rank: #6174 (-330)
20M → 21M
9:06 | 9:06/mi
35K· 21.75 mi
2:35:21
Rank: #6226 (-52)
21M → 35K
5:36 | 7:29/mi
23M
2:45:04
Rank: #6258 (-32)
35K → 23M
9:43 | 7:46/mi
24M
2:52:44
Rank: #6301 (-43)
23M → 24M
7:40 | 7:40/mi
40K· 24.85 mi
2:59:42
Rank: #6415 (-114)
24M → 40K
6:58 | 8:09/mi
25.2M
3:03:21
Rank: #6608 (-193)
40K → 25.2M
3:39 | 10:35/mi
Finish· 26.22 mi
3:11:35
Rank: #6795 (-187)
25.2M → Finish
8:14 | 8:05/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:29:54
Pace6:51 /mi
2nd Half
Distance13.11 mi
Time1:41:41
Pace7:45 /mi
📊Positive Split: 13.1% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:23:5021:226:5321:22
6:53
-
10K
6.21 mi10:45:0142:336:5121:11
6:49
-0:04
15K
9.32 mi11:06:141:03:466:5021:13
6:50
+0:01
20K
12.43 mi11:27:381:25:106:5121:24
6:53
+0:03
Half
13.11 mi11:32:221:29:546:514:44
6:56
+0:03
25K
15.53 mi11:49:291:47:016:5317:07
7:04
+0:08
30K
18.64 mi12:12:392:10:116:5923:10
7:27
+0:23
20M
20.00 mi12:23:072:20:397:0210:28
7:42
+0:15
21M
21.00 mi12:32:132:29:457:089:06
9:06
+1:24
35K
21.75 mi12:37:492:35:217:095:36
7:29
-1:37
23M
23.00 mi12:47:322:45:047:119:43
7:46
+0:17
24M
24.00 mi12:55:122:52:447:127:40
7:40
-0:06
40K
24.85 mi13:02:102:59:427:146:58
8:09
+0:29
25.2M
25.20 mi13:05:493:03:217:173:39
10:35
+2:26
Finish
26.22 mi13:14:033:11:357:198:14
8:05
-2:30

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

6:49 /mi

Average Pace

7:19 /mi

Slowest Pace

10:35 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

1:29:54

47% of race

Time at Steady Pace

1:13:44

38% of race

Time at Slower Pace

27:57

15% of race

Average Pace: 7:18 /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 mi10:23:5021:226:5321:22
6:53
#5386
10K
6.21 mi10:45:0142:336:5121:11
6:49
#5403
15K
9.32 mi11:06:141:03:466:5021:13
6:50
#5385
20K
12.43 mi11:27:381:25:106:5121:24
6:53
#5361
Half
13.11 mi11:32:221:29:546:514:44
6:56
#5413
25K
15.53 mi11:49:291:47:016:5317:07
7:04
#5508
30K
18.64 mi12:12:392:10:116:5923:10
7:27
#5711
20M
20.00 mi12:23:072:20:397:0210:28
7:42
#5844
21M
21.00 mi12:32:132:29:457:089:06
9:06
#6174
35K
21.75 mi12:37:492:35:217:095:36
7:29
#6226
23M
23.00 mi12:47:322:45:047:119:43
7:46
#6258
24M
24.00 mi12:55:122:52:447:127:40
7:40
#6301
40K
24.85 mi13:02:102:59:427:146:58
8:09
#6415
25.2M
25.20 mi13:05:493:03:217:173:39
10:35
#6608
Finish
26.22 mi13:14:033:11:357:198:14
8:05
#6795
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM50-54Seg. OverallSeg. MalesSeg. M50-54
5K3.11 mi3.11 mi5386497749775394(Top 20%)4979(Top 33%)4979(Top 243%)
10K6.21 mi3.10 mi5403-174992-154992-155479(Top 21%)5049(Top 33%)5049(Top 246%)
15K9.32 mi3.11 mi5385+184979+134979+135394(Top 20%)4979(Top 33%)4979(Top 243%)
20K12.43 mi3.11 mi5361+244963+164963+165264(Top 20%)4865(Top 32%)4865(Top 237%)
Half13.11 mi0.68 mi5413-525004-415004-416214(Top 23%)5657(Top 37%)5657(Top 276%)
25K15.53 mi2.42 mi5508-955084-805084-805901(Top 22%)5373(Top 35%)5373(Top 262%)
30K18.64 mi3.11 mi5711-2035240-1565240-1566930(Top 26%)6014(Top 40%)6014(Top 293%)
20M20.00 mi1.36 mi5844-1335336-965336-968163(Top 31%)6686(Top 44%)6686(Top 326%)
21M21.00 mi1.00 mi6174-3305571-2355571-23513946(Top 52%)9459(Top 62%)9459(Top 461%)
35K21.75 mi0.75 mi6226-525609-385609-388381(Top 31%)6712(Top 44%)6712(Top 327%)
23M23.00 mi1.25 mi6258-325619-105619-108113(Top 30%)6461(Top 43%)6461(Top 315%)
24M24.00 mi1.00 mi6301-435641-225641-228819(Top 33%)6788(Top 45%)6788(Top 331%)
40K24.85 mi0.85 mi6415-1145711-705711-7010975(Top 41%)7814(Top 51%)7814(Top 381%)
25.2M25.20 mi0.35 mi6608-1935834-1235834-12319296(Top 72%)11587(Top 76%)11587(Top 565%)
Finish26.22 mi1.02 mi6795-1875954-1205954-12012614(Top 47%)8574(Top 56%)8574(Top 418%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 20%
×21stories
+97ft-345ft

Overall

5394

Males

4979

M50-54

4979

5K→10K

3.1 - 6.2 mi

Top 21%
×5stories
+79ft-138ft

Overall

5479

Males

5049

M50-54

5049

10K→15K

6.2 - 9.3 mi

Top 20%
×3stories
+67ft-78ft

Overall

5394

Males

4979

M50-54

4979

15K→20K

9.3 - 12.4 mi

Top 20%
×5stories
+106ft-86ft

Overall

5264

Males

4865

M50-54

4865

20K→Half

12.4 - 13.1 mi

Top 23%
×2stories
+19ft-37ft

Overall

6214

Males

5657

M50-54

5657

Half→25K

13.1 - 15.5 mi

Top 22%
×4stories
+66ft-88ft

Overall

5901

Males

5373

M50-54

5373

25K→30K

15.5 - 18.6 mi

Top 26%
×9stories
+181ft-148ft

Overall

6930

Males

6014

M50-54

6014

30K→20M

18.6 - 20.0 mi

Top 31%
×5stories
+64ft-50ft

Overall

8163

Males

6686

M50-54

6686

20M→21M

20.0 - 21.0 mi

Top 52%
×8stories
+106ft-24ft

Overall

13946

Males

9459

M50-54

9459

21M→35K

21.0 - 21.8 mi

Top 31%
×7stories
+17ft-86ft

Overall

8381

Males

6712

M50-54

6712

35K→23M

21.8 - 23.0 mi

Top 30%
×5stories
+23ft-63ft

Overall

8113

Males

6461

M50-54

6461

23M→24M

23.0 - 24.0 mi

Top 33%
×6stories
+12ft-82ft

Overall

8819

Males

6788

M50-54

6788

24M→40K

24.0 - 24.9 mi

Top 41%
×1story
+6ft-20ft

Overall

10975

Males

7814

M50-54

7814

40K→25.2M

24.9 - 25.2 mi

Top 72%
×1story
+13ft-16ft

Overall

19296

Males

11587

M50-54

11587

25.2M→Finish

25.2 - 26.2 mi

Top 47%
×2stories
+22ft-21ft

Overall

12614

Males

8574

M50-54

8574

Passing Analysis

Category:
Athletes Passed
776
Passed By
2185
Net Change
-1409
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#5386
5K → 10K192209-17#5386#5403
10K → 15K132114+18#5403#5385
15K → 20K11389+24#5385#5361
20K → Half961-52#5361#5413
Half → 25K62157-95#5413#5508
25K → 30K63266-203#5508#5711
30K → 20M30163-133#5711#5844
20M → 21M7337-330#5844#6174
21M → 35K1769-52#6174#6226
35K → 23M6092-32#6226#6258
23M → 24M5194-43#6258#6301
24M → 40K22136-114#6301#6415
40K → 25.2M3196-193#6415#6608
25.2M → Finish15202-187#6608#6795
TOTALS7762185-1409
📊

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