Boston Marathon logo
BOSTON MARATHON 2023

Florian Brunelet

Bib: 1248•M

0:00
0:00
/ mi
Be the first to cheer!
Overall
#0 / 26622
Top 6%
Gender (Male)
#0 / 15176
Top 10%
Division (M18-39)
#0 / 5285
Top 24%
Race Day Weather
49°/39°F
light intensity drizzle

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
19:12
Rank: #1097
Start → 5K
19:12 | 6:11/mi
10K· 6.21 mi
38:29
Rank: #1181 (-84)
5K → 10K
19:17 | 6:12/mi
15K· 9.32 mi
57:55
Rank: #1236 (-55)
10K → 15K
19:26 | 6:15/mi
20K· 12.43 mi
1:17:33
Rank: #1276 (-40)
15K → 20K
19:38 | 6:19/mi
Half· 13.11 mi
1:21:53
Rank: #1309 (-33)
20K → Half
4:20 | 6:21/mi
25K· 15.53 mi
1:37:23
Rank: #1342 (-33)
Half → 25K
15:30 | 6:24/mi
30K· 18.64 mi
1:57:39
Rank: #1379 (-37)
25K → 30K
20:16 | 6:31/mi
20M
2:06:35
Rank: #1399 (-20)
30K → 20M
8:56 | 6:34/mi
21M
2:13:37
Rank: #1425 (-26)
20M → 21M
7:02 | 7:02/mi
35K· 21.75 mi
2:18:27
Rank: #1449 (-24)
21M → 35K
4:50 | 6:28/mi
23M
2:27:04
Rank: #1501 (-52)
35K → 23M
8:37 | 6:53/mi
24M
2:33:39
Rank: #1517 (-16)
23M → 24M
6:35 | 6:35/mi
40K· 24.85 mi
2:39:29
Rank: #1541 (-24)
24M → 40K
5:50 | 6:49/mi
25.2M
2:42:06
Rank: #1570 (-29)
40K → 25.2M
2:37 | 7:35/mi
Finish· 26.22 mi
2:49:02
Rank: #1618 (-48)
25.2M → Finish
6:56 | 6:48/mi

The Course

Is this your race?

Claim it — unlock a deeper AI report on this race, free

A personalized Race Performance Report that goes beyond this page — emailed to you, built from your real splits.

Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:21:53
Pace6:15 /mi
2nd Half
Distance13.11 mi
Time1:27:09
Pace6:39 /mi
📊Positive Split: 6.4% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:19:2919:126:1119:12
6:11
-
10K
6.21 mi10:38:4638:296:1219:17
6:12
+0:01
15K
9.32 mi10:58:1257:556:1319:26
6:15
+0:03
20K
12.43 mi11:17:501:17:336:1419:38
6:19
+0:04
Half
13.11 mi11:22:101:21:536:154:20
6:21
+0:02
25K
15.53 mi11:37:401:37:236:1615:30
6:24
+0:03
30K
18.64 mi11:57:561:57:396:1920:16
6:31
+0:07
20M
20.00 mi12:06:522:06:356:208:56
6:34
+0:03
21M
21.00 mi12:13:542:13:376:227:02
7:02
+0:28
35K
21.75 mi12:18:442:18:276:224:50
6:28
-0:34
23M
23.00 mi12:27:212:27:046:248:37
6:53
+0:25
24M
24.00 mi12:33:562:33:396:246:35
6:35
-0:18
40K
24.85 mi12:39:462:39:296:255:50
6:49
+0:14
25.2M
25.20 mi12:42:232:42:066:262:37
7:35
+0:46
Finish
26.22 mi12:49:192:49:026:276:56
6:48
-0:47

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

6:11 /mi

Average Pace

6:27 /mi

Slowest Pace

7:35 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

1:17:33

46% of race

Time at Steady Pace

1:00:27

36% of race

Time at Slower Pace

31:02

18% of race

Average Pace: 6:27 /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 mi10:19:2919:126:1119:12
6:11
#1097
10K
6.21 mi10:38:4638:296:1219:17
6:12
#1181
15K
9.32 mi10:58:1257:556:1319:26
6:15
#1236
20K
12.43 mi11:17:501:17:336:1419:38
6:19
#1276
Half
13.11 mi11:22:101:21:536:154:20
6:21
#1309
25K
15.53 mi11:37:401:37:236:1615:30
6:24
#1342
30K
18.64 mi11:57:561:57:396:1920:16
6:31
#1379
20M
20.00 mi12:06:522:06:356:208:56
6:34
#1399
21M
21.00 mi12:13:542:13:376:227:02
7:02
#1425
35K
21.75 mi12:18:442:18:276:224:50
6:28
#1449
23M
23.00 mi12:27:212:27:046:248:37
6:53
#1501
24M
24.00 mi12:33:562:33:396:246:35
6:35
#1517
40K
24.85 mi12:39:462:39:296:255:50
6:49
#1541
25.2M
25.20 mi12:42:232:42:066:262:37
7:35
#1570
Finish
26.22 mi12:49:192:49:026:276:56
6:48
#1618
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM18-39Seg. OverallSeg. MalesSeg. M18-39
5K3.11 mi3.11 mi1097103810381449(Top 5%)1382(Top 9%)1382(Top 26%)
10K6.21 mi3.10 mi1181-841118-801118-801385(Top 5%)1320(Top 9%)1320(Top 25%)
15K9.32 mi3.11 mi1236-551173-551173-551449(Top 5%)1382(Top 9%)1382(Top 26%)
20K12.43 mi3.11 mi1276-401215-421215-421470(Top 6%)1404(Top 9%)1404(Top 27%)
Half13.11 mi0.68 mi1309-331247-321247-321968(Top 7%)1891(Top 12%)1891(Top 36%)
25K15.53 mi2.42 mi1342-331281-341281-341684(Top 6%)1612(Top 11%)1612(Top 31%)
30K18.64 mi3.11 mi1379-371317-361317-361650(Top 6%)1577(Top 10%)1577(Top 30%)
20M20.00 mi1.36 mi1399-201337-201337-201724(Top 6%)1644(Top 11%)1644(Top 31%)
21M21.00 mi1.00 mi1425-261361-241361-242268(Top 9%)2141(Top 14%)2141(Top 41%)
35K21.75 mi0.75 mi1449-241384-231384-232196(Top 8%)2083(Top 14%)2083(Top 39%)
23M23.00 mi1.25 mi1501-521433-491433-493091(Top 12%)2877(Top 19%)2877(Top 54%)
24M24.00 mi1.00 mi1517-161448-151448-152442(Top 9%)2278(Top 15%)2278(Top 43%)
40K24.85 mi0.85 mi1541-241471-231471-232904(Top 11%)2671(Top 18%)2671(Top 51%)
25.2M25.20 mi0.35 mi1570-291500-291500-294220(Top 16%)3690(Top 24%)3690(Top 70%)
Finish26.22 mi1.02 mi1618-481546-461546-464046(Top 15%)3567(Top 24%)3567(Top 67%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 5%
×21stories
+97ft-345ft

Overall

1449

Males

1382

M18-39

1382

5K→10K

3.1 - 6.2 mi

Top 5%
×5stories
+79ft-138ft

Overall

1385

Males

1320

M18-39

1320

10K→15K

6.2 - 9.3 mi

Top 5%
×3stories
+67ft-78ft

Overall

1449

Males

1382

M18-39

1382

15K→20K

9.3 - 12.4 mi

Top 6%
×5stories
+106ft-86ft

Overall

1470

Males

1404

M18-39

1404

20K→Half

12.4 - 13.1 mi

Top 7%
×2stories
+19ft-37ft

Overall

1968

Males

1891

M18-39

1891

Half→25K

13.1 - 15.5 mi

Top 6%
×4stories
+66ft-88ft

Overall

1684

Males

1612

M18-39

1612

25K→30K

15.5 - 18.6 mi

Top 6%
×9stories
+181ft-148ft

Overall

1650

Males

1577

M18-39

1577

30K→20M

18.6 - 20.0 mi

Top 6%
×5stories
+64ft-50ft

Overall

1724

Males

1644

M18-39

1644

20M→21M

20.0 - 21.0 mi

Top 9%
×8stories
+106ft-24ft

Overall

2268

Males

2141

M18-39

2141

21M→35K

21.0 - 21.8 mi

Top 8%
×7stories
+17ft-86ft

Overall

2196

Males

2083

M18-39

2083

35K→23M

21.8 - 23.0 mi

Top 12%
×5stories
+23ft-63ft

Overall

3091

Males

2877

M18-39

2877

23M→24M

23.0 - 24.0 mi

Top 9%
×6stories
+12ft-82ft

Overall

2442

Males

2278

M18-39

2278

24M→40K

24.0 - 24.9 mi

Top 11%
×1story
+6ft-20ft

Overall

2904

Males

2671

M18-39

2671

40K→25.2M

24.9 - 25.2 mi

Top 16%
×1story
+13ft-16ft

Overall

4220

Males

3690

M18-39

3690

25.2M→Finish

25.2 - 26.2 mi

Top 15%
×2stories
+22ft-21ft

Overall

4046

Males

3567

M18-39

3567

Passing Analysis

Category:
Athletes Passed
215
Passed By
736
Net Change
-521
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#1097
5K → 10K22106-84#1097#1181
10K → 15K1772-55#1181#1236
15K → 20K2464-40#1236#1276
20K → Half134-33#1276#1309
Half → 25K1851-33#1309#1342
25K → 30K3572-37#1342#1379
30K → 20M1434-20#1379#1399
20M → 21M1642-26#1399#1425
21M → 35K731-24#1425#1449
35K → 23M1264-52#1449#1501
23M → 24M1733-16#1501#1517
24M → 40K2347-24#1517#1541
40K → 25.2M332-29#1541#1570
25.2M → Finish654-48#1570#1618
TOTALS215736-521
📊

Passing Visuals

Category:
Loading...

🔥Passing Intensity

Loading...

🔄Passing Circle

Loading...

🌊Position Flow

Loading...

🏃Race Lanes

Loading...

Upload your GPX file

Supports Garmin, Apple Watch, Polar, Suunto, COROS, Strava, and other apps

.gpx files up to 10MB

Export Track Data

Download your race performance as a GPX or TCX file to import into Strava, Garmin Connect, or other fitness apps.

Questions or issues regarding timing data?

If you notice any discrepancies in your timing data or have questions about your results, our support team can help.

Contact Race Support
Share Feedback

Public Race Data

Boston Athletic Association

Boston Athletic Association

Mika Timing

Mika Timing