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BOSTON MARATHON 2025

Sarah Ezzio

Bib: 10317•F

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Overall
#0 / 28404
Top 24%
Gender (Female)
#0 / 12228
Top 7%
Division (F18-39)
#0 / 5469
Top 14%
Race Day Weather
50°/40°F
broken clouds

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
21:19
Rank: #6796
Start → 5K
21:19 | 6:52/mi
10K· 6.21 mi
42:37
Rank: #6840 (-44)
5K → 10K
21:18 | 6:51/mi
15K· 9.32 mi
1:03:59
Rank: #6801 (+39)
10K → 15K
21:22 | 6:53/mi
20K· 12.43 mi
1:25:51
Rank: #6888 (-87)
15K → 20K
21:52 | 7:02/mi
Half· 13.11 mi
1:30:31
Rank: #6858 (+30)
20K → Half
4:40 | 6:50/mi
25K· 15.53 mi
1:47:22
Rank: #6666 (+192)
Half → 25K
16:51 | 6:57/mi
30K· 18.64 mi
2:10:02
Rank: #6511 (+155)
25K → 30K
22:40 | 7:18/mi
20M
2:20:07
Rank: #6421 (+90)
30K → 20M
10:05 | 7:25/mi
21M
2:27:51
Rank: #6329 (+92)
20M → 21M
7:44 | 7:44/mi
35K· 21.75 mi
2:33:13
Rank: #6287 (+42)
21M → 35K
5:22 | 7:10/mi
23M
2:44:23
Rank: #6727 (-440)
35K → 23M
11:10 | 8:55/mi
24M
2:52:04
Rank: #6775 (-48)
23M → 24M
7:41 | 7:41/mi
40K· 24.85 mi
2:58:46
Rank: #6830 (-55)
24M → 40K
6:42 | 7:50/mi
25.2M
3:01:35
Rank: #6793 (+37)
40K → 25.2M
2:49 | 8:10/mi
Finish· 26.22 mi
3:09:01
Rank: #6778 (+15)
25.2M → Finish
7:26 | 7:18/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:30:31
Pace6:54 /mi
2nd Half
Distance13.11 mi
Time1:38:30
Pace7:31 /mi
📊Positive Split: 8.8% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:47:2221:196:5221:19
6:52
-
10K
6.21 mi11:08:4042:376:5221:18
6:51
-0:01
15K
9.32 mi11:30:021:03:596:5221:22
6:53
+0:02
20K
12.43 mi11:51:541:25:516:5421:52
7:02
+0:09
Half
13.11 mi11:56:341:30:316:544:40
6:50
-0:12
25K
15.53 mi12:13:251:47:226:5516:51
6:57
+0:07
30K
18.64 mi12:36:052:10:026:5922:40
7:18
+0:21
20M
20.00 mi12:46:102:20:077:0010:05
7:25
+0:07
21M
21.00 mi12:53:542:27:517:027:44
7:44
+0:19
35K
21.75 mi12:59:162:33:137:035:22
7:10
-0:34
23M
23.00 mi13:10:262:44:237:0911:10
8:55
+1:45
24M
24.00 mi13:18:072:52:047:107:41
7:41
-1:14
40K
24.85 mi13:24:492:58:467:126:42
7:50
+0:09
25.2M
25.20 mi13:27:383:01:357:122:49
8:10
+0:20
Finish
26.22 mi13:35:043:09:017:137:26
7:18
-0:52

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

6:50 /mi

Average Pace

7:13 /mi

Slowest Pace

8:55 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

1:25:30

45% of race

Time at Steady Pace

1:07:25

36% of race

Time at Slower Pace

36:06

19% of race

Average Pace: 7:13 /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 mi10:47:2221:196:5221:19
6:52
#6796
10K
6.21 mi11:08:4042:376:5221:18
6:51
#6840
15K
9.32 mi11:30:021:03:596:5221:22
6:53
#6801
20K
12.43 mi11:51:541:25:516:5421:52
7:02
#6888
Half
13.11 mi11:56:341:30:316:544:40
6:50
#6858
25K
15.53 mi12:13:251:47:226:5516:51
6:57
#6666
30K
18.64 mi12:36:052:10:026:5922:40
7:18
#6511
20M
20.00 mi12:46:102:20:077:0010:05
7:25
#6421
21M
21.00 mi12:53:542:27:517:027:44
7:44
#6329
35K
21.75 mi12:59:162:33:137:035:22
7:10
#6287
23M
23.00 mi13:10:262:44:237:0911:10
8:55
#6727
24M
24.00 mi13:18:072:52:047:107:41
7:41
#6775
40K
24.85 mi13:24:492:58:467:126:42
7:50
#6830
25.2M
25.20 mi13:27:383:01:357:122:49
8:10
#6793
Finish
26.22 mi13:35:043:09:017:137:26
7:18
#6778
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF18-39Seg. OverallSeg. FemalesSeg. F18-39
5K3.11 mi3.11 mi67966336336801(Top 24%)684(Top 6%)684(Top 13%)
10K6.21 mi3.10 mi6840-44660-27660-276941(Top 24%)695(Top 6%)695(Top 13%)
15K9.32 mi3.11 mi6801+39665-5665-56801(Top 24%)684(Top 6%)684(Top 13%)
20K12.43 mi3.11 mi6888-87679-14679-147126(Top 25%)815(Top 7%)815(Top 15%)
Half13.11 mi0.68 mi6858+30673+6673+66558(Top 23%)679(Top 6%)679(Top 12%)
25K15.53 mi2.42 mi6666+192656+17656+176002(Top 21%)590(Top 5%)590(Top 11%)
30K18.64 mi3.11 mi6511+155653+3653+36440(Top 23%)810(Top 7%)810(Top 15%)
20M20.00 mi1.36 mi6421+906536536529(Top 23%)973(Top 8%)973(Top 18%)
21M21.00 mi1.00 mi6329+92648+5648+55857(Top 21%)875(Top 7%)875(Top 16%)
35K21.75 mi0.75 mi6287+42650-2650-26468(Top 23%)1084(Top 9%)1084(Top 20%)
23M23.00 mi1.25 mi6727-440807-157807-15715791(Top 56%)5762(Top 47%)5762(Top 105%)
24M24.00 mi1.00 mi6775-48846-39846-399020(Top 32%)2328(Top 19%)2328(Top 43%)
40K24.85 mi0.85 mi6830-55892-46892-469033(Top 32%)2454(Top 20%)2454(Top 45%)
25.2M25.20 mi0.35 mi6793+37889+3889+36899(Top 24%)1571(Top 13%)1571(Top 29%)
Finish26.22 mi1.02 mi6778+15914-25914-257755(Top 27%)1953(Top 16%)1953(Top 36%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 24%
×21stories
+97ft-345ft

Overall

6801

Females

684

F18-39

684

5K→10K

3.1 - 6.2 mi

Top 24%
×5stories
+79ft-138ft

Overall

6941

Females

695

F18-39

695

10K→15K

6.2 - 9.3 mi

Top 24%
×3stories
+67ft-78ft

Overall

6801

Females

684

F18-39

684

15K→20K

9.3 - 12.4 mi

Top 25%
×5stories
+106ft-86ft

Overall

7126

Females

815

F18-39

815

20K→Half

12.4 - 13.1 mi

Top 23%
×2stories
+19ft-37ft

Overall

6558

Females

679

F18-39

679

Half→25K

13.1 - 15.5 mi

Top 21%
×4stories
+66ft-88ft

Overall

6002

Females

590

F18-39

590

25K→30K

15.5 - 18.6 mi

Top 23%
×9stories
+181ft-148ft

Overall

6440

Females

810

F18-39

810

30K→20M

18.6 - 20.0 mi

Top 23%
×5stories
+64ft-50ft

Overall

6529

Females

973

F18-39

973

20M→21M

20.0 - 21.0 mi

Top 21%
×8stories
+106ft-24ft

Overall

5857

Females

875

F18-39

875

21M→35K

21.0 - 21.8 mi

Top 23%
×7stories
+17ft-86ft

Overall

6468

Females

1084

F18-39

1084

35K→23M

21.8 - 23.0 mi

Top 56%
×5stories
+23ft-63ft

Overall

15791

Females

5762

F18-39

5762

23M→24M

23.0 - 24.0 mi

Top 32%
×6stories
+12ft-82ft

Overall

9020

Females

2328

F18-39

2328

24M→40K

24.0 - 24.9 mi

Top 32%
×1story
+6ft-20ft

Overall

9033

Females

2454

F18-39

2454

40K→25.2M

24.9 - 25.2 mi

Top 24%
×1story
+13ft-16ft

Overall

6899

Females

1571

F18-39

1571

25.2M→Finish

25.2 - 26.2 mi

Top 27%
×2stories
+22ft-21ft

Overall

7755

Females

1953

F18-39

1953

Passing Analysis

Category:
Athletes Passed
1501
Passed By
1483
Net Change
+18
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#6796
5K → 10K182226-44#6796#6840
10K → 15K164125+39#6840#6801
15K → 20K99186-87#6801#6888
20K → Half4111+30#6888#6858
Half → 25K22432+192#6858#6666
25K → 30K25499+155#6666#6511
30K → 20M12535+90#6511#6421
20M → 21M11321+92#6421#6329
21M → 35K6018+42#6329#6287
35K → 23M23463-440#6287#6727
23M → 24M57105-48#6727#6775
24M → 40K45100-55#6775#6830
40K → 25.2M4710+37#6830#6793
25.2M → Finish6752+15#6793#6778
TOTALS15011483+18
📊

Passing Visuals

Category:
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🔥Passing Intensity

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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