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BOSTON MARATHON 2025

Chloe Fullmer

Bib: 13272•F

UT

0:00
0:00
/ mi
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Overall
#0 / 28404
Top 47%
Gender (Female)
#0 / 12228
Top 32%
Division (F18-39)
#0 / 5469
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
7:42/mi
23:54
↑ 97↓ 3451.5%
10K· 6.21 mi
8:12/mi
49:23
↑ 79↓ 1380.4%
15K· 9.32 mi
8:17/mi
1:15:06
↑ 67↓ 78
20K· 12.43 mi
7:57/mi
1:39:47
↑ 106↓ 860.1%
Half· 13.11 mi
7:49/mi
1:45:07
↑ 19↓ 370.5%
25K· 15.53 mi
7:58/mi
2:04:25
↑ 66↓ 880.2%
30K· 18.64 mi
8:00/mi
2:29:15
↑ 181↓ 1480.2%
20M
8:09/mi
2:40:19
↑ 64↓ 500.2%
21M
8:20/mi
2:48:39
↑ 106↓ 241.6%
35K· 21.75 mi
7:40/mi
2:54:23
↑ 17↓ 861.7%
23M
8:07/mi
3:04:33
↑ 23↓ 630.6%
24M
7:59/mi
3:12:32
↓ 821.3%
40K· 24.85 mi
8:02/mi
3:19:24
↓ 200.3%
25.2M
9:20/mi
3:22:37
↑ 13↓ 160.2%
Finish· 26.22 mi
7:33/mi
3:30:19
↑ 22↓ 21

The Course

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Half Splits

1st Half· via Half⚖️ Balanced
Distance13.11 mi
Time1:45:07
Pace8:01 /mi
2nd Half⚖️ Balanced
Distance13.11 mi
Time1:45:12
Pace8:01 /mi
📊Even Split: Consistent pacing between halves

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:53:1123:547:4223:54
7:42
-
10K
6.21 mi11:18:4049:237:5725:29
8:12
+0:30
15K
9.32 mi11:44:231:15:068:0325:43
8:17
+0:05
20K
12.43 mi12:09:041:39:478:0224:41
7:57
-0:20
Half
13.11 mi12:14:241:45:078:015:20
7:49
-0:08
25K
15.53 mi12:33:422:04:258:0119:18
7:58
+0:09
30K
18.64 mi12:58:322:29:158:0024:50
8:00
+0:02
20M
20.00 mi13:09:362:40:198:0111:04
8:09
+0:09
21M
21.00 mi13:17:562:48:398:028:20
8:20
+0:11
35K
21.75 mi13:23:402:54:238:015:44
7:40
-0:40
23M
23.00 mi13:33:503:04:338:0110:10
8:07
+0:27
24M
24.00 mi13:41:493:12:328:017:59
7:59
-0:08
40K
24.85 mi13:48:413:19:248:016:52
8:02
+0:03
25.2M
25.20 mi13:51:543:22:378:023:13
9:20
+1:18
Finish
26.22 mi13:59:363:30:198:027:42
7:33
-1:47

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

7:33 /mi

Average Pace

8:02 /mi

Slowest Pace

9:20 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

37:20

18% of race

Time at Steady Pace

2:15:43

65% of race

Time at Slower Pace

37:16

18% of race

Average Pace: 8:01 /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 mi10:53:1123:547:4223:54
7:42
#13931
10K
6.21 mi11:18:4049:237:5725:29
8:12
#16085
15K
9.32 mi11:44:231:15:068:0325:43
8:17
#16763
20K
12.43 mi12:09:041:39:478:0224:41
7:57
#16161
Half
13.11 mi12:14:241:45:078:015:20
7:49
#16080
25K
15.53 mi12:33:422:04:258:0119:18
7:58
#15619
30K
18.64 mi12:58:322:29:158:0024:50
8:00
#14798
20M
20.00 mi13:09:362:40:198:0111:04
8:09
#14457
21M
21.00 mi13:17:562:48:398:028:20
8:20
#14097
35K
21.75 mi13:23:402:54:238:015:44
7:40
#13914
23M
23.00 mi13:33:503:04:338:0110:10
8:07
#13702
24M
24.00 mi13:41:493:12:328:017:59
7:59
#13565
40K
24.85 mi13:48:413:19:248:016:52
8:02
#13424
25.2M
25.20 mi13:51:543:22:378:023:13
9:20
#13421
Finish
26.22 mi13:59:363:30:198:027:42
7:33
#13294
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF18-39Seg. OverallSeg. FemalesSeg. F18-39
5K3.11 mi3.11 mi139313863386317895(Top 63%)6248(Top 51%)6248(Top 114%)
10K6.21 mi3.10 mi16085-21545192-13295192-132917911(Top 63%)6241(Top 51%)6241(Top 114%)
15K9.32 mi3.11 mi16763-6785586-3945586-39417895(Top 63%)6248(Top 51%)6248(Top 114%)
20K12.43 mi3.11 mi16161+6025247+3395247+33914497(Top 51%)4359(Top 36%)4359(Top 80%)
Half13.11 mi0.68 mi16080+815199+485199+4814438(Top 51%)4303(Top 35%)4303(Top 79%)
25K15.53 mi2.42 mi15619+4614951+2484951+24813593(Top 48%)3993(Top 33%)3993(Top 73%)
30K18.64 mi3.11 mi14798+8214560+3914560+39111347(Top 40%)2958(Top 24%)2958(Top 54%)
20M20.00 mi1.36 mi14457+3414396+1644396+16411458(Top 40%)3175(Top 26%)3175(Top 58%)
21M21.00 mi1.00 mi14097+3604220+1764220+1769480(Top 33%)2376(Top 19%)2376(Top 43%)
35K21.75 mi0.75 mi13914+1834137+834137+839870(Top 35%)2562(Top 21%)2562(Top 47%)
23M23.00 mi1.25 mi13702+2124062+754062+7510900(Top 38%)3187(Top 26%)3187(Top 58%)
24M24.00 mi1.00 mi13565+1374014+484014+4811163(Top 39%)3395(Top 28%)3395(Top 62%)
40K24.85 mi0.85 mi13424+1413955+593955+5910471(Top 37%)3171(Top 26%)3171(Top 58%)
25.2M25.20 mi0.35 mi13421+33967-123967-1213641(Top 48%)4821(Top 39%)4821(Top 88%)
Finish26.22 mi1.02 mi13294+1273920+473920+479648(Top 34%)2842(Top 23%)2842(Top 52%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 63%
×21story building
+97ft-345ft

Overall

17895

Females

6248

F18-39

6248

5K→10K

3.1 - 6.2 mi

Top 63%
×5story building
+79ft-138ft

Overall

17911

Females

6241

F18-39

6241

10K→15K

6.2 - 9.3 mi

Top 63%
×3story building
+67ft-78ft

Overall

17895

Females

6248

F18-39

6248

15K→20K

9.3 - 12.4 mi

Top 51%
×5story building
+106ft-86ft

Overall

14497

Females

4359

F18-39

4359

20K→Half

12.4 - 13.1 mi

Top 51%
×2story building
+19ft-37ft

Overall

14438

Females

4303

F18-39

4303

Half→25K

13.1 - 15.5 mi

Top 48%
×4story building
+66ft-88ft

Overall

13593

Females

3993

F18-39

3993

25K→30K

15.5 - 18.6 mi

Top 40%
×9story building
+181ft-148ft

Overall

11347

Females

2958

F18-39

2958

30K→20M

18.6 - 20.0 mi

Top 40%
×5story building
+64ft-50ft

Overall

11458

Females

3175

F18-39

3175

20M→21M

20.0 - 21.0 mi

Top 33%
×8story building
+106ft-24ft

Overall

9480

Females

2376

F18-39

2376

21M→35K

21.0 - 21.8 mi

Top 35%
×7story building
+17ft-86ft

Overall

9870

Females

2562

F18-39

2562

35K→23M

21.8 - 23.0 mi

Top 38%
×5story building
+23ft-63ft

Overall

10900

Females

3187

F18-39

3187

23M→24M

23.0 - 24.0 mi

Top 39%
×6story building
+12ft-82ft

Overall

11163

Females

3395

F18-39

3395

24M→40K

24.0 - 24.9 mi

Top 37%
×1story
+6ft-20ft

Overall

10471

Females

3171

F18-39

3171

40K→25.2M

24.9 - 25.2 mi

Top 48%
×1story
+13ft-16ft

Overall

13641

Females

4821

F18-39

4821

25.2M→Finish

25.2 - 26.2 mi

Top 34%
×2story building
+22ft-21ft

Overall

9648

Females

2842

F18-39

2842

Passing Analysis

Category:
Athletes Passed
3694
Passed By
3057
Net Change
+637
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#13931
5K → 10K172171-2154#13931#16085
10K → 15K66744-678#16085#16763
15K → 20K62220+602#16763#16161
20K → Half821+81#16161#16080
Half → 25K4665+461#16080#15619
25K → 30K8254+821#15619#14798
30K → 20M35110+341#14798#14457
20M → 21M3622+360#14457#14097
21M → 35K1863+183#14097#13914
35K → 23M22715+212#13914#13702
23M → 24M16023+137#13702#13565
24M → 40K15413+141#13565#13424
40K → 25.2M3835+3#13424#13421
25.2M → Finish13811+127#13421#13294
TOTALS36943057+637
📊

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