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BOSTON MARATHON 2025

Kate Henderson

Bib: 10815•F

PA

0:00
0:00
/ mi
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Overall
#0 / 28404
Top 15%
Gender (Female)
#0 / 12228
Top 3%
Division (F18-39)
#0 / 5469
Top 5%
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
6:52/mi
21:19
↑ 97↓ 3451.5%
10K· 6.21 mi
6:47/mi
42:25
↑ 79↓ 1380.4%
15K· 9.32 mi
6:49/mi
1:03:35
↑ 67↓ 78
20K· 12.43 mi
6:49/mi
1:24:45
↑ 106↓ 860.1%
Half· 13.11 mi
6:43/mi
1:29:20
↑ 19↓ 370.5%
25K· 15.53 mi
6:46/mi
1:45:44
↑ 66↓ 880.2%
30K· 18.64 mi
6:54/mi
2:07:10
↑ 181↓ 1480.2%
20M
6:57/mi
2:16:37
↑ 64↓ 500.2%
21M
7:13/mi
2:23:50
↑ 106↓ 241.6%
35K· 21.75 mi
6:40/mi
2:28:49
↑ 17↓ 861.7%
23M
6:45/mi
2:37:16
↑ 23↓ 630.6%
24M
6:37/mi
2:43:53
↓ 821.3%
40K· 24.85 mi
6:38/mi
2:49:33
↓ 200.3%
25.2M
7:15/mi
2:52:03
↑ 13↓ 160.2%
Finish· 26.22 mi
6:29/mi
2:58:39
↑ 22↓ 21

The Course

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Half Splits

1st Half· via Half⚖️ Balanced
Distance13.11 mi
Time1:29:20
Pace6:49 /mi
2nd Half⚖️ Balanced
Distance13.11 mi
Time1:29:19
Pace6:49 /mi
📊Even Split: Consistent pacing between halves

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:48:0321:196:5221:19
6:52
-
10K
6.21 mi11:09:0942:256:5021:06
6:47
-0:05
15K
9.32 mi11:30:191:03:356:4921:10
6:49
+0:02
20K
12.43 mi11:51:291:24:456:4921:10
6:49
0:00
Half
13.11 mi11:56:041:29:206:494:35
6:43
-0:06
25K
15.53 mi12:12:281:45:446:4816:24
6:46
+0:03
30K
18.64 mi12:33:542:07:106:4921:26
6:54
+0:08
20M
20.00 mi12:43:212:16:376:509:27
6:57
+0:03
21M
21.00 mi12:50:342:23:506:517:13
7:13
+0:16
35K
21.75 mi12:55:332:28:496:514:59
6:40
-0:33
23M
23.00 mi13:04:002:37:166:508:27
6:45
+0:05
24M
24.00 mi13:10:372:43:536:506:37
6:37
-0:08
40K
24.85 mi13:16:172:49:336:495:40
6:38
+0:01
25.2M
25.20 mi13:18:472:52:036:502:30
7:15
+0:37
Finish
26.22 mi13:25:232:58:396:496:36
6:29
-0:46

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

6:29 /mi

Average Pace

6:49 /mi

Slowest Pace

7:15 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:48:56

95% of race

Time at Steady Pace

9:43

5% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 6:49 /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 mi10:48:0321:196:5221:19
6:52
#6789
10K
6.21 mi11:09:0942:256:5021:06
6:47
#6549
15K
9.32 mi11:30:191:03:356:4921:10
6:49
#6428
20K
12.43 mi11:51:291:24:456:4921:10
6:49
#6110
Half
13.11 mi11:56:041:29:206:494:35
6:43
#6080
25K
15.53 mi12:12:281:45:446:4816:24
6:46
#5776
30K
18.64 mi12:33:542:07:106:4921:26
6:54
#5347
20M
20.00 mi12:43:212:16:376:509:27
6:57
#5193
21M
21.00 mi12:50:342:23:506:517:13
7:13
#5017
35K
21.75 mi12:55:332:28:496:514:59
6:40
#4911
23M
23.00 mi13:04:002:37:166:508:27
6:45
#4685
24M
24.00 mi13:10:372:43:536:506:37
6:37
#4540
40K
24.85 mi13:16:172:49:336:495:40
6:38
#4395
25.2M
25.20 mi13:18:472:52:036:502:30
7:15
#4331
Finish
26.22 mi13:25:232:58:396:496:36
6:29
#4237
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF18-39Seg. OverallSeg. FemalesSeg. F18-39
5K3.11 mi3.11 mi67896266266219(Top 22%)565(Top 5%)565(Top 10%)
10K6.21 mi3.10 mi6549+240581+45581+456321(Top 22%)563(Top 5%)563(Top 10%)
15K9.32 mi3.11 mi6428+121570+11570+116219(Top 22%)565(Top 5%)565(Top 10%)
20K12.43 mi3.11 mi6110+318520+50520+505436(Top 19%)441(Top 4%)441(Top 8%)
Half13.11 mi0.68 mi6080+30519+1519+15510(Top 19%)435(Top 4%)435(Top 8%)
25K15.53 mi2.42 mi5776+304475+44475+444617(Top 16%)344(Top 3%)344(Top 6%)
30K18.64 mi3.11 mi5347+429427+48427+484086(Top 14%)315(Top 3%)315(Top 6%)
20M20.00 mi1.36 mi5193+154413+14413+143858(Top 14%)301(Top 2%)301(Top 6%)
21M21.00 mi1.00 mi5017+176389+24389+243236(Top 11%)246(Top 2%)246(Top 4%)
35K21.75 mi0.75 mi4911+106380+9380+93333(Top 12%)280(Top 2%)280(Top 5%)
23M23.00 mi1.25 mi4685+226358+22358+222492(Top 9%)178(Top 1%)178(Top 3%)
24M24.00 mi1.00 mi4540+145345+13345+132603(Top 9%)204(Top 2%)204(Top 4%)
40K24.85 mi0.85 mi4395+145336+9336+92113(Top 7%)160(Top 1%)160(Top 3%)
25.2M25.20 mi0.35 mi4331+64329+7329+72403(Top 8%)246(Top 2%)246(Top 4%)
Finish26.22 mi1.02 mi4237+94324+5324+52738(Top 10%)268(Top 2%)268(Top 5%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 22%
×21story building
+97ft-345ft

Overall

6219

Females

565

F18-39

565

5K→10K

3.1 - 6.2 mi

Top 22%
×5story building
+79ft-138ft

Overall

6321

Females

563

F18-39

563

10K→15K

6.2 - 9.3 mi

Top 22%
×3story building
+67ft-78ft

Overall

6219

Females

565

F18-39

565

15K→20K

9.3 - 12.4 mi

Top 19%
×5story building
+106ft-86ft

Overall

5436

Females

441

F18-39

441

20K→Half

12.4 - 13.1 mi

Top 19%
×2story building
+19ft-37ft

Overall

5510

Females

435

F18-39

435

Half→25K

13.1 - 15.5 mi

Top 16%
×4story building
+66ft-88ft

Overall

4617

Females

344

F18-39

344

25K→30K

15.5 - 18.6 mi

Top 14%
×9story building
+181ft-148ft

Overall

4086

Females

315

F18-39

315

30K→20M

18.6 - 20.0 mi

Top 14%
×5story building
+64ft-50ft

Overall

3858

Females

301

F18-39

301

20M→21M

20.0 - 21.0 mi

Top 11%
×8story building
+106ft-24ft

Overall

3236

Females

246

F18-39

246

21M→35K

21.0 - 21.8 mi

Top 12%
×7story building
+17ft-86ft

Overall

3333

Females

280

F18-39

280

35K→23M

21.8 - 23.0 mi

Top 9%
×5story building
+23ft-63ft

Overall

2492

Females

178

F18-39

178

23M→24M

23.0 - 24.0 mi

Top 9%
×6story building
+12ft-82ft

Overall

2603

Females

204

F18-39

204

24M→40K

24.0 - 24.9 mi

Top 7%
×1story
+6ft-20ft

Overall

2113

Females

160

F18-39

160

40K→25.2M

24.9 - 25.2 mi

Top 8%
×1story
+13ft-16ft

Overall

2403

Females

246

F18-39

246

25.2M→Finish

25.2 - 26.2 mi

Top 10%
×2story building
+22ft-21ft

Overall

2738

Females

268

F18-39

268

Passing Analysis

Category:
Athletes Passed
2823
Passed By
271
Net Change
+2552
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#6789
5K → 10K32888+240#6789#6549
10K → 15K22099+121#6549#6428
15K → 20K33214+318#6428#6110
20K → Half355+30#6110#6080
Half → 25K3139+304#6080#5776
25K → 30K44213+429#5776#5347
30K → 20M1617+154#5347#5193
20M → 21M18711+176#5193#5017
21M → 35K1115+106#5017#4911
35K → 23M2282+226#4911#4685
23M → 24M1505+145#4685#4540
24M → 40K1461+145#4540#4395
40K → 25.2M662+64#4395#4331
25.2M → Finish10410+94#4331#4237
TOTALS2823271+2552
📊

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