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BOSTON MARATHON 2023

Francois Guerlais

Bib: 3282•M

0:00
0:00
/ mi
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Overall
#0 / 26622
Top 8%
Gender (Male)
#0 / 15176
Top 14%
Division (M18-39)
#0 / 5285
Top 31%
Race Day Weather
49°/39°F
light intensity drizzle

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
19:05
Rank: #995
Start → 5K
19:05 | 6:09/mi
10K· 6.21 mi
38:09
Rank: #1055 (-60)
5K → 10K
19:04 | 6:08/mi
15K· 9.32 mi
57:35
Rank: #1147 (-92)
10K → 15K
19:26 | 6:15/mi
20K· 12.43 mi
1:17:34
Rank: #1284 (-137)
15K → 20K
19:59 | 6:26/mi
Half· 13.11 mi
1:21:53
Rank: #1311 (-27)
20K → Half
4:19 | 6:20/mi
25K· 15.53 mi
1:37:27
Rank: #1362 (-51)
Half → 25K
15:34 | 6:25/mi
30K· 18.64 mi
1:58:13
Rank: #1508 (-146)
25K → 30K
20:46 | 6:41/mi
20M
2:07:27
Rank: #1572 (-64)
30K → 20M
9:14 | 6:48/mi
21M
2:14:42
Rank: #1629 (-57)
20M → 21M
7:15 | 7:15/mi
35K· 21.75 mi
2:19:45
Rank: #1670 (-41)
21M → 35K
5:03 | 6:45/mi
23M
2:28:34
Rank: #1766 (-96)
35K → 23M
8:49 | 7:03/mi
24M
2:35:33
Rank: #1843 (-77)
23M → 24M
6:59 | 6:59/mi
40K· 24.85 mi
2:41:48
Rank: #1936 (-93)
24M → 40K
6:15 | 7:19/mi
25.2M
2:44:33
Rank: #1982 (-46)
40K → 25.2M
2:45 | 7:58/mi
Finish· 26.22 mi
2:52:24
Rank: #2181 (-199)
25.2M → Finish
7:51 | 7:42/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:21:53
Pace6:15 /mi
2nd Half
Distance13.11 mi
Time1:30:31
Pace6:54 /mi
📊Positive Split: 10.5% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:20:2019:056:0919:05
6:09
-
10K
6.21 mi10:39:2438:096:0819:04
6:08
-0:01
15K
9.32 mi10:58:5057:356:1119:26
6:15
+0:07
20K
12.43 mi11:18:491:17:346:1419:59
6:26
+0:11
Half
13.11 mi11:23:081:21:536:154:19
6:20
-0:06
25K
15.53 mi11:38:421:37:276:1615:34
6:25
+0:05
30K
18.64 mi11:59:281:58:136:2120:46
6:41
+0:16
20M
20.00 mi12:08:422:07:276:229:14
6:48
+0:07
21M
21.00 mi12:15:572:14:426:257:15
7:15
+0:27
35K
21.75 mi12:21:002:19:456:265:03
6:45
-0:30
23M
23.00 mi12:29:492:28:346:288:49
7:03
+0:18
24M
24.00 mi12:36:482:35:336:296:59
6:59
-0:04
40K
24.85 mi12:43:032:41:486:316:15
7:19
+0:20
25.2M
25.20 mi12:45:482:44:336:322:45
7:58
+0:39
Finish
26.22 mi12:53:392:52:246:357:51
7:42
-0:16

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

6:08 /mi

Average Pace

6:35 /mi

Slowest Pace

7:58 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

1:37:27

57% of race

Time at Steady Pace

42:02

24% of race

Time at Slower Pace

32:55

19% of race

Average Pace: 6:35 /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 mi10:20:2019:056:0919:05
6:09
#995
10K
6.21 mi10:39:2438:096:0819:04
6:08
#1055
15K
9.32 mi10:58:5057:356:1119:26
6:15
#1147
20K
12.43 mi11:18:491:17:346:1419:59
6:26
#1284
Half
13.11 mi11:23:081:21:536:154:19
6:20
#1311
25K
15.53 mi11:38:421:37:276:1615:34
6:25
#1362
30K
18.64 mi11:59:281:58:136:2120:46
6:41
#1508
20M
20.00 mi12:08:422:07:276:229:14
6:48
#1572
21M
21.00 mi12:15:572:14:426:257:15
7:15
#1629
35K
21.75 mi12:21:002:19:456:265:03
6:45
#1670
23M
23.00 mi12:29:492:28:346:288:49
7:03
#1766
24M
24.00 mi12:36:482:35:336:296:59
6:59
#1843
40K
24.85 mi12:43:032:41:486:316:15
7:19
#1936
25.2M
25.20 mi12:45:482:44:336:322:45
7:58
#1982
Finish
26.22 mi12:53:392:52:246:357:51
7:42
#2181
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM18-39Seg. OverallSeg. MalesSeg. M18-39
5K3.11 mi3.11 mi9959399391452(Top 5%)1385(Top 9%)1385(Top 26%)
10K6.21 mi3.10 mi1055-60998-59998-591140(Top 4%)1082(Top 7%)1082(Top 20%)
15K9.32 mi3.11 mi1147-921087-891087-891452(Top 5%)1385(Top 9%)1385(Top 26%)
20K12.43 mi3.11 mi1284-1371223-1361223-1361949(Top 7%)1871(Top 12%)1871(Top 35%)
Half13.11 mi0.68 mi1311-271249-261249-261906(Top 7%)1831(Top 12%)1831(Top 35%)
25K15.53 mi2.42 mi1362-511299-501299-501811(Top 7%)1734(Top 11%)1734(Top 33%)
30K18.64 mi3.11 mi1508-1461441-1421441-1422318(Top 9%)2209(Top 15%)2209(Top 42%)
20M20.00 mi1.36 mi1572-641502-611502-612749(Top 10%)2596(Top 17%)2596(Top 49%)
21M21.00 mi1.00 mi1629-571557-551557-553321(Top 12%)3091(Top 20%)3091(Top 58%)
35K21.75 mi0.75 mi1670-411597-401597-403807(Top 14%)3501(Top 23%)3501(Top 66%)
23M23.00 mi1.25 mi1766-961689-921689-923955(Top 15%)3636(Top 24%)3636(Top 69%)
24M24.00 mi1.00 mi1843-771763-741763-744558(Top 17%)4094(Top 27%)4094(Top 77%)
40K24.85 mi0.85 mi1936-931852-891852-895463(Top 21%)4650(Top 31%)4650(Top 88%)
25.2M25.20 mi0.35 mi1982-461898-461898-466219(Top 23%)5055(Top 33%)5055(Top 96%)
Finish26.22 mi1.02 mi2181-1992091-1932091-1939948(Top 37%)7242(Top 48%)7242(Top 137%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 5%
×21stories
+97ft-345ft

Overall

1452

Males

1385

M18-39

1385

5K→10K

3.1 - 6.2 mi

Top 4%
×5stories
+79ft-138ft

Overall

1140

Males

1082

M18-39

1082

10K→15K

6.2 - 9.3 mi

Top 5%
×3stories
+67ft-78ft

Overall

1452

Males

1385

M18-39

1385

15K→20K

9.3 - 12.4 mi

Top 7%
×5stories
+106ft-86ft

Overall

1949

Males

1871

M18-39

1871

20K→Half

12.4 - 13.1 mi

Top 7%
×2stories
+19ft-37ft

Overall

1906

Males

1831

M18-39

1831

Half→25K

13.1 - 15.5 mi

Top 7%
×4stories
+66ft-88ft

Overall

1811

Males

1734

M18-39

1734

25K→30K

15.5 - 18.6 mi

Top 9%
×9stories
+181ft-148ft

Overall

2318

Males

2209

M18-39

2209

30K→20M

18.6 - 20.0 mi

Top 10%
×5stories
+64ft-50ft

Overall

2749

Males

2596

M18-39

2596

20M→21M

20.0 - 21.0 mi

Top 12%
×8stories
+106ft-24ft

Overall

3321

Males

3091

M18-39

3091

21M→35K

21.0 - 21.8 mi

Top 14%
×7stories
+17ft-86ft

Overall

3807

Males

3501

M18-39

3501

35K→23M

21.8 - 23.0 mi

Top 15%
×5stories
+23ft-63ft

Overall

3955

Males

3636

M18-39

3636

23M→24M

23.0 - 24.0 mi

Top 17%
×6stories
+12ft-82ft

Overall

4558

Males

4094

M18-39

4094

24M→40K

24.0 - 24.9 mi

Top 21%
×1story
+6ft-20ft

Overall

5463

Males

4650

M18-39

4650

40K→25.2M

24.9 - 25.2 mi

Top 23%
×1story
+13ft-16ft

Overall

6219

Males

5055

M18-39

5055

25.2M→Finish

25.2 - 26.2 mi

Top 37%
×2stories
+22ft-21ft

Overall

9948

Males

7242

M18-39

7242

Passing Analysis

Category:
Athletes Passed
136
Passed By
1322
Net Change
-1186
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#995
5K → 10K2686-60#995#1055
10K → 15K597-92#1055#1147
15K → 20K12149-137#1147#1284
20K → Half128-27#1284#1311
Half → 25K1566-51#1311#1362
25K → 30K20166-146#1362#1508
30K → 20M1074-64#1508#1572
20M → 21M1168-57#1572#1629
21M → 35K647-41#1629#1670
35K → 23M10106-96#1670#1766
23M → 24M885-77#1766#1843
24M → 40K7100-93#1843#1936
40K → 25.2M349-46#1936#1982
25.2M → Finish2201-199#1982#2181
TOTALS1361322-1186
📊

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