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BOSTON MARATHON 2025

Hannah Lee

Bib: 17339•F

NC

0:00
0:00
/ mi
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Overall
#0 / 28404
Top 35%
Gender (Female)
#0 / 12228
Top 18%
Division (F18-39)
#0 / 5469
Top 32%
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
7:12/mi
22:22
↑ 97↓ 3451.5%
10K· 6.21 mi
7:08/mi
44:33
↑ 79↓ 1380.4%
15K· 9.32 mi
7:08/mi
1:06:43
↑ 67↓ 78
20K· 12.43 mi
7:13/mi
1:29:09
↑ 106↓ 860.1%
Half· 13.11 mi
7:11/mi
1:34:03
↑ 19↓ 370.5%
25K· 15.53 mi
7:21/mi
1:51:52
↑ 66↓ 880.2%
30K· 18.64 mi
7:38/mi
2:15:35
↑ 181↓ 1480.2%
20M
7:44/mi
2:26:06
↑ 64↓ 500.2%
21M
8:24/mi
2:34:30
↑ 106↓ 241.6%
35K· 21.75 mi
7:49/mi
2:40:21
↑ 17↓ 861.7%
23M
8:39/mi
2:51:11
↑ 23↓ 630.6%
24M
8:49/mi
3:00:00
↓ 821.3%
40K· 24.85 mi
9:03/mi
3:07:44
↓ 200.3%
25.2M
9:43/mi
3:11:05
↑ 13↓ 160.2%
Finish· 26.22 mi
8:14/mi
3:19:28
↑ 22↓ 21

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:34:03
Pace7:10 /mi
2nd Half
Distance13.11 mi
Time1:45:25
Pace8:02 /mi
📊Positive Split: 12.1% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:12:5322:227:1222:22
7:12
-
10K
6.21 mi11:35:0444:337:1022:11
7:08
-0:04
15K
9.32 mi11:57:141:06:437:0922:10
7:08
0:00
20K
12.43 mi12:19:401:29:097:1022:26
7:13
+0:05
Half
13.11 mi12:24:341:34:037:104:54
7:11
-0:02
25K
15.53 mi12:42:231:51:527:1217:49
7:21
+0:10
30K
18.64 mi13:06:062:15:357:1623:43
7:38
+0:17
20M
20.00 mi13:16:372:26:067:1810:31
7:44
+0:06
21M
21.00 mi13:25:012:34:307:218:24
8:24
+0:40
35K
21.75 mi13:30:522:40:217:225:51
7:49
-0:35
23M
23.00 mi13:41:422:51:117:2710:50
8:39
+0:50
24M
24.00 mi13:50:313:00:007:308:49
8:49
+0:10
40K
24.85 mi13:58:153:07:447:337:44
9:03
+0:14
25.2M
25.20 mi14:01:363:11:057:353:21
9:43
+0:40
Finish
26.22 mi14:09:593:19:287:378:23
8:14
-1:29

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

7:08 /mi

Average Pace

7:37 /mi

Slowest Pace

9:43 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

1:34:03

47% of race

Time at Steady Pace

57:54

29% of race

Time at Slower Pace

47:31

24% of race

Average Pace: 7:36 /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 mi11:12:5322:227:1222:22
7:12
#9469
10K
6.21 mi11:35:0444:337:1022:11
7:08
#9201
15K
9.32 mi11:57:141:06:437:0922:10
7:08
#8979
20K
12.43 mi12:19:401:29:097:1022:26
7:13
#8761
Half
13.11 mi12:24:341:34:037:104:54
7:11
#8750
25K
15.53 mi12:42:231:51:527:1217:49
7:21
#8689
30K
18.64 mi13:06:062:15:357:1623:43
7:38
#8623
20M
20.00 mi13:16:372:26:067:1810:31
7:44
#8569
21M
21.00 mi13:25:012:34:307:218:24
8:24
#8619
35K
21.75 mi13:30:522:40:217:225:51
7:49
#8681
23M
23.00 mi13:41:422:51:117:2710:50
8:39
#9018
24M
24.00 mi13:50:313:00:007:308:49
8:49
#9380
40K
24.85 mi13:58:153:07:447:337:44
9:03
#9694
25.2M
25.20 mi14:01:363:11:057:353:21
9:43
#9796
Finish
26.22 mi14:09:593:19:287:378:23
8:14
#9986
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF18-39Seg. OverallSeg. FemalesSeg. F18-39
5K3.11 mi3.11 mi9469157915798601(Top 30%)1269(Top 10%)1269(Top 23%)
10K6.21 mi3.10 mi9201+2681460+1191460+1199011(Top 32%)1381(Top 11%)1381(Top 25%)
15K9.32 mi3.11 mi8979+2221386+741386+748601(Top 30%)1269(Top 10%)1269(Top 23%)
20K12.43 mi3.11 mi8761+2181324+621324+628397(Top 30%)1271(Top 10%)1271(Top 23%)
Half13.11 mi0.68 mi8750+111323+11323+19030(Top 32%)1531(Top 13%)1531(Top 28%)
25K15.53 mi2.42 mi8689+611316+71316+78751(Top 31%)1535(Top 13%)1535(Top 28%)
30K18.64 mi3.11 mi8623+661347-311347-318719(Top 31%)1708(Top 14%)1708(Top 31%)
20M20.00 mi1.36 mi8569+541366-191366-198658(Top 30%)1821(Top 15%)1821(Top 33%)
21M21.00 mi1.00 mi8619-501417-511417-519860(Top 35%)2544(Top 21%)2544(Top 47%)
35K21.75 mi0.75 mi8681-621462-451462-4510995(Top 39%)3093(Top 25%)3093(Top 57%)
23M23.00 mi1.25 mi9018-3371650-1881650-18814258(Top 50%)4930(Top 40%)4930(Top 90%)
24M24.00 mi1.00 mi9380-3621840-1901840-19016412(Top 58%)6148(Top 50%)6148(Top 112%)
40K24.85 mi0.85 mi9694-3142026-1862026-18616569(Top 58%)6339(Top 52%)6339(Top 116%)
25.2M25.20 mi0.35 mi9796-1022099-732099-7315684(Top 55%)5895(Top 48%)5895(Top 108%)
Finish26.22 mi1.02 mi9986-1902212-1132212-11314446(Top 51%)5169(Top 42%)5169(Top 95%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 30%
×21story building
+97ft-345ft

Overall

8601

Females

1269

F18-39

1269

5K→10K

3.1 - 6.2 mi

Top 32%
×5story building
+79ft-138ft

Overall

9011

Females

1381

F18-39

1381

10K→15K

6.2 - 9.3 mi

Top 30%
×3story building
+67ft-78ft

Overall

8601

Females

1269

F18-39

1269

15K→20K

9.3 - 12.4 mi

Top 30%
×5story building
+106ft-86ft

Overall

8397

Females

1271

F18-39

1271

20K→Half

12.4 - 13.1 mi

Top 32%
×2story building
+19ft-37ft

Overall

9030

Females

1531

F18-39

1531

Half→25K

13.1 - 15.5 mi

Top 31%
×4story building
+66ft-88ft

Overall

8751

Females

1535

F18-39

1535

25K→30K

15.5 - 18.6 mi

Top 31%
×9story building
+181ft-148ft

Overall

8719

Females

1708

F18-39

1708

30K→20M

18.6 - 20.0 mi

Top 30%
×5story building
+64ft-50ft

Overall

8658

Females

1821

F18-39

1821

20M→21M

20.0 - 21.0 mi

Top 35%
×8story building
+106ft-24ft

Overall

9860

Females

2544

F18-39

2544

21M→35K

21.0 - 21.8 mi

Top 39%
×7story building
+17ft-86ft

Overall

10995

Females

3093

F18-39

3093

35K→23M

21.8 - 23.0 mi

Top 50%
×5story building
+23ft-63ft

Overall

14258

Females

4930

F18-39

4930

23M→24M

23.0 - 24.0 mi

Top 58%
×6story building
+12ft-82ft

Overall

16412

Females

6148

F18-39

6148

24M→40K

24.0 - 24.9 mi

Top 58%
×1story
+6ft-20ft

Overall

16569

Females

6339

F18-39

6339

40K→25.2M

24.9 - 25.2 mi

Top 55%
×1story
+13ft-16ft

Overall

15684

Females

5895

F18-39

5895

25.2M→Finish

25.2 - 26.2 mi

Top 51%
×2story building
+22ft-21ft

Overall

14446

Females

5169

F18-39

5169

Passing Analysis

Category:
Athletes Passed
1762
Passed By
2279
Net Change
-517
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#9469
5K → 10K390122+268#9469#9201
10K → 15K29270+222#9201#8979
15K → 20K27557+218#8979#8761
20K → Half3322+11#8761#8750
Half → 25K172111+61#8750#8689
25K → 30K237171+66#8689#8623
30K → 20M11763+54#8623#8569
20M → 21M76126-50#8569#8619
21M → 35K43105-62#8619#8681
35K → 23M50387-337#8681#9018
23M → 24M17379-362#9018#9380
24M → 40K18332-314#9380#9694
40K → 25.2M19121-102#9694#9796
25.2M → Finish23213-190#9796#9986
TOTALS17622279-517
📊

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