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BOSTON MARATHON 2025

Clara Goubault

Bib: 15182•F

QC

0:00
0:00
/ mi
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Overall
#0 / 28404
Top 30%
Gender (Female)
#0 / 12228
Top 13%
Division (F18-39)
#0 / 5469
Top 24%
Race Day Weather
50°/40°F
broken clouds

⏱️ Race Timeline

Course Elevation
7–469 ft
≈
×2stacked redwood trees
•▲ 890 ft climb · ▼ 1342 ft descent
Ribbon color based on
FasterSteadySlower· vs. your average pace
Start
0:00
Race begins
5K· 3.11 mi
7:37/mi
23:41
↑ 97↓ 3451.5%
10K· 6.21 mi
7:35/mi
47:14
↑ 79↓ 1380.4%
15K· 9.32 mi
7:40/mi
1:11:02
↑ 67↓ 78
20K· 12.43 mi
7:34/mi
1:34:34
↑ 106↓ 860.1%
Half· 13.11 mi
7:33/mi
1:39:43
↑ 19↓ 370.5%
25K· 15.53 mi
7:26/mi
1:57:45
↑ 66↓ 880.2%
30K· 18.64 mi
7:30/mi
2:21:03
↑ 181↓ 1480.2%
20M
7:16/mi
2:30:55
↑ 64↓ 500.2%
21M
7:27/mi
2:38:22
↑ 106↓ 241.6%
35K· 21.75 mi
7:12/mi
2:43:45
↑ 17↓ 861.7%
23M
7:22/mi
2:52:58
↑ 23↓ 630.6%
24M
7:05/mi
3:00:03
↓ 821.3%
40K· 24.85 mi
7:05/mi
3:06:06
↓ 200.3%
25.2M
7:27/mi
3:08:40
↑ 13↓ 160.2%
Finish· 26.22 mi
6:27/mi
3:15:14
↑ 22↓ 21

The Course

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Half Splits

1st Half· via Half
Distance13.11 mi
Time1:39:43
Pace7:36 /mi
2nd Half✓ Faster
Distance13.11 mi
Time1:35:31
Pace7:17 /mi
📊Negative Split: 4.2% faster second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:57:0223:417:3723:41
7:37
-
10K
6.21 mi11:20:3547:147:3623:33
7:35
-0:02
15K
9.32 mi11:44:231:11:027:3723:48
7:40
+0:05
20K
12.43 mi12:07:551:34:347:3723:32
7:34
-0:06
Half
13.11 mi12:13:041:39:437:365:09
7:33
-0:01
25K
15.53 mi12:31:061:57:457:3518:02
7:26
-0:07
30K
18.64 mi12:54:242:21:037:3423:18
7:30
+0:04
20M
20.00 mi13:04:162:30:557:339:52
7:16
-0:14
21M
21.00 mi13:11:432:38:227:327:27
7:27
+0:11
35K
21.75 mi13:17:062:43:457:325:23
7:12
-0:15
23M
23.00 mi13:26:192:52:587:319:13
7:22
+0:10
24M
24.00 mi13:33:243:00:037:307:05
7:05
-0:17
40K
24.85 mi13:39:273:06:067:296:03
7:05
0:00
25.2M
25.20 mi13:42:013:08:407:292:34
7:27
+0:22
Finish
26.22 mi13:48:353:15:147:276:34
6:27
-1:00

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

6:27 /mi

Average Pace

7:27 /mi

Slowest Pace

7:40 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

19:42

10% of race

Time at Steady Pace

2:08:03

66% of race

Time at Slower Pace

47:29

24% of race

Average Pace: 7:27 /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 mi10:57:0223:417:3723:41
7:37
#13318
10K
6.21 mi11:20:3547:147:3623:33
7:35
#13056
15K
9.32 mi11:44:231:11:027:3723:48
7:40
#13045
20K
12.43 mi12:07:551:34:347:3723:32
7:34
#12568
Half
13.11 mi12:13:041:39:437:365:09
7:33
#12549
25K
15.53 mi12:31:061:57:457:3518:02
7:26
#12005
30K
18.64 mi12:54:242:21:037:3423:18
7:30
#11176
20M
20.00 mi13:04:162:30:557:339:52
7:16
#10654
21M
21.00 mi13:11:432:38:227:327:27
7:27
#10173
35K
21.75 mi13:17:062:43:457:325:23
7:12
#9997
23M
23.00 mi13:26:192:52:587:319:13
7:22
#9677
24M
24.00 mi13:33:243:00:037:307:05
7:05
#9398
40K
24.85 mi13:39:273:06:067:296:03
7:05
#9141
25.2M
25.20 mi13:42:013:08:407:292:34
7:27
#8987
Finish
26.22 mi13:48:353:15:147:276:34
6:27
#8632
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF18-39Seg. OverallSeg. FemalesSeg. F18-39
5K3.11 mi3.11 mi133183496349613140(Top 46%)3520(Top 29%)3520(Top 64%)
10K6.21 mi3.10 mi13056+2623372+1243372+12412841(Top 45%)3272(Top 27%)3272(Top 60%)
15K9.32 mi3.11 mi13045+113409-373409-3713140(Top 46%)3520(Top 29%)3520(Top 64%)
20K12.43 mi3.11 mi12568+4773183+2263183+22611385(Top 40%)2670(Top 22%)2670(Top 49%)
Half13.11 mi0.68 mi12549+193176+73176+712133(Top 43%)2994(Top 24%)2994(Top 55%)
25K15.53 mi2.42 mi12005+5442922+2542922+2549453(Top 33%)1844(Top 15%)1844(Top 34%)
30K18.64 mi3.11 mi11176+8292556+3662556+3667750(Top 27%)1295(Top 11%)1295(Top 24%)
20M20.00 mi1.36 mi10654+5222328+2282328+2285591(Top 20%)683(Top 6%)683(Top 12%)
21M21.00 mi1.00 mi10173+4812125+2032125+2034400(Top 15%)466(Top 4%)466(Top 9%)
35K21.75 mi0.75 mi9997+1762065+602065+606631(Top 23%)1155(Top 9%)1155(Top 21%)
23M23.00 mi1.25 mi9677+3201939+1261939+1265853(Top 21%)967(Top 8%)967(Top 18%)
24M24.00 mi1.00 mi9398+2791847+921847+925165(Top 18%)793(Top 6%)793(Top 14%)
40K24.85 mi0.85 mi9141+2571765+821765+824391(Top 15%)617(Top 5%)617(Top 11%)
25.2M25.20 mi0.35 mi8987+1541718+471718+473254(Top 11%)391(Top 3%)391(Top 7%)
Finish26.22 mi1.02 mi8632+3551601+1171601+1172569(Top 9%)237(Top 2%)237(Top 4%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 46%
×21story building
+97ft-345ft

Overall

13140

Females

3520

F18-39

3520

5K→10K

3.1 - 6.2 mi

Top 45%
×5story building
+79ft-138ft

Overall

12841

Females

3272

F18-39

3272

10K→15K

6.2 - 9.3 mi

Top 46%
×3story building
+67ft-78ft

Overall

13140

Females

3520

F18-39

3520

15K→20K

9.3 - 12.4 mi

Top 40%
×5story building
+106ft-86ft

Overall

11385

Females

2670

F18-39

2670

20K→Half

12.4 - 13.1 mi

Top 43%
×2story building
+19ft-37ft

Overall

12133

Females

2994

F18-39

2994

Half→25K

13.1 - 15.5 mi

Top 33%
×4story building
+66ft-88ft

Overall

9453

Females

1844

F18-39

1844

25K→30K

15.5 - 18.6 mi

Top 27%
×9story building
+181ft-148ft

Overall

7750

Females

1295

F18-39

1295

30K→20M

18.6 - 20.0 mi

Top 20%
×5story building
+64ft-50ft

Overall

5591

Females

683

F18-39

683

20M→21M

20.0 - 21.0 mi

Top 15%
×8story building
+106ft-24ft

Overall

4400

Females

466

F18-39

466

21M→35K

21.0 - 21.8 mi

Top 23%
×7story building
+17ft-86ft

Overall

6631

Females

1155

F18-39

1155

35K→23M

21.8 - 23.0 mi

Top 21%
×5story building
+23ft-63ft

Overall

5853

Females

967

F18-39

967

23M→24M

23.0 - 24.0 mi

Top 18%
×6story building
+12ft-82ft

Overall

5165

Females

793

F18-39

793

24M→40K

24.0 - 24.9 mi

Top 15%
×1story
+6ft-20ft

Overall

4391

Females

617

F18-39

617

40K→25.2M

24.9 - 25.2 mi

Top 11%
×1story
+13ft-16ft

Overall

3254

Females

391

F18-39

391

25.2M→Finish

25.2 - 26.2 mi

Top 9%
×2story building
+22ft-21ft

Overall

2569

Females

237

F18-39

237

Passing Analysis

Category:
Athletes Passed
5119*
Passed By
433
Net Change
+4686
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#13318
5K → 10K428166+262#13318#13056
10K → 15K211200+11#13056#13045
15K → 20K50730+477#13045#12568
20K → Half4223+19#12568#12549
Half → 25K5484+544#12549#12005
25K → 30K8334+829#12005#11176
30K → 20M5220+522#11176#10654
20M → 21M4810+481#10654#10173
21M → 35K177*1+176#10173#9997
35K → 23M3233+320#9997#9677
23M → 24M2790+279#9677#9398
24M → 40K2592+257#9398#9141
40K → 25.2M1540+154#9141#8987
25.2M → Finish3550+355#8987#8632
TOTALS5119*433+4686

* Includes athletes who did not complete a segment (DNF/DNQ).

📊

Passing Visuals

Category:
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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