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BOSTON MARATHON 2025

Emma Lee

Bib: 22289•F

0:00
0:00
/ mi
Masters
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Overall
#0 / 28404
Gender (Female)
#0 / 12228
Masters (Masters Women)
#0 / 6759
Division (F55-59)
#0 / 994
Top 40%
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
8:13/mi
25:31
↑ 97↓ 3451.5%
10K· 6.21 mi
8:18/mi
51:19
↑ 79↓ 1380.4%
15K· 9.32 mi
8:26/mi
1:17:30
↑ 67↓ 78
20K· 12.43 mi
8:33/mi
1:44:05
↑ 106↓ 860.1%
Half· 13.11 mi
8:20/mi
1:49:46
↑ 19↓ 370.5%
25K· 15.53 mi
8:50/mi
2:11:10
↑ 66↓ 880.2%
30K· 18.64 mi
9:35/mi
2:40:56
↑ 181↓ 1480.2%
20M
10:00/mi
2:54:31
↑ 64↓ 500.2%
21M
10:39/mi
3:05:10
↑ 106↓ 241.6%
35K· 21.75 mi
9:23/mi
3:12:11
↑ 17↓ 861.7%
23M
10:13/mi
3:24:59
↑ 23↓ 630.6%
24M
10:00/mi
3:34:59
↓ 821.3%
40K· 24.85 mi
10:20/mi
3:43:49
↓ 200.3%
25.2M
11:27/mi
3:47:46
↑ 13↓ 160.2%
Finish· 26.22 mi
9:11/mi
3:57:07
↑ 22↓ 21

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:49:46
Pace8:22 /mi
2nd Half
Distance13.11 mi
Time2:07:21
Pace9:43 /mi
📊Positive Split: 16.0% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:20:5925:318:1325:31
8:13
-
10K
6.21 mi11:46:4751:198:1625:48
8:18
+0:05
15K
9.32 mi12:12:581:17:308:1926:11
8:26
+0:08
20K
12.43 mi12:39:331:44:058:2326:35
8:33
+0:07
Half
13.11 mi12:45:141:49:468:225:41
8:20
-0:13
25K
15.53 mi13:06:382:11:108:2721:24
8:50
+0:30
30K
18.64 mi13:36:242:40:568:3829:46
9:35
+0:45
20M
20.00 mi13:49:592:54:318:4413:35
10:00
+0:25
21M
21.00 mi14:00:383:05:108:4910:39
10:39
+0:39
35K
21.75 mi14:07:393:12:118:507:01
9:23
-1:16
23M
23.00 mi14:20:273:24:598:5512:48
10:13
+0:50
24M
24.00 mi14:30:273:34:598:5710:00
10:00
-0:13
40K
24.85 mi14:39:173:43:499:008:50
10:20
+0:20
25.2M
25.20 mi14:43:143:47:469:023:57
11:27
+1:07
Finish
26.22 mi14:52:353:57:079:039:21
9:11
-2:16

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

8:13 /mi

Average Pace

9:03 /mi

Slowest Pace

11:27 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:11:10

55% of race

Time at Steady Pace

46:08

19% of race

Time at Slower Pace

59:49

25% of race

Average Pace: 9:03 /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 mi11:20:5925:318:1325:31
8:13
#18214
10K
6.21 mi11:46:4751:198:1625:48
8:18
#18372
15K
9.32 mi12:12:581:17:308:1926:11
8:26
#18493
20K
12.43 mi12:39:331:44:058:2326:35
8:33
#18487
Half
13.11 mi12:45:141:49:468:225:41
8:20
#18474
25K
15.53 mi13:06:382:11:108:2721:24
8:50
#18555
30K
18.64 mi13:36:242:40:568:3829:46
9:35
#18943
20M
20.00 mi13:49:592:54:318:4413:35
10:00
#19151
21M
21.00 mi14:00:383:05:108:4910:39
10:39
#19275
35K
21.75 mi14:07:393:12:118:507:01
9:23
#19301
23M
23.00 mi14:20:273:24:598:5512:48
10:13
#19478
24M
24.00 mi14:30:273:34:598:5710:00
10:00
#19588
40K
24.85 mi14:39:173:43:499:008:50
10:20
#19710
25.2M
25.20 mi14:43:143:47:469:023:57
11:27
#19763
Finish
26.22 mi14:52:353:57:079:039:21
9:11
#19763
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF55-59Seg. OverallSeg. FemalesSeg. F55-59
5K3.11 mi3.11 mi182146472647218886(Top 66%)6836(Top 56%)6836(Top 688%)
10K6.21 mi3.10 mi18372-1586545-736545-7318596(Top 65%)6653(Top 54%)6653(Top 669%)
15K9.32 mi3.11 mi18493-1216620-756620-7518886(Top 66%)6836(Top 56%)6836(Top 688%)
20K12.43 mi3.11 mi18487+66614+66614+618597(Top 65%)6685(Top 55%)6685(Top 673%)
Half13.11 mi0.68 mi18474+136598+166598+1618213(Top 64%)6463(Top 53%)6463(Top 650%)
25K15.53 mi2.42 mi18555-816671-736671-7319076(Top 67%)7017(Top 57%)7017(Top 706%)
30K18.64 mi3.11 mi18943-3886912-2416912-24120271(Top 71%)7807(Top 64%)7807(Top 785%)
20M20.00 mi1.36 mi19151-2087066-1547066-15420929(Top 74%)8319(Top 68%)8319(Top 837%)
21M21.00 mi1.00 mi19275-1247158-927158-9220454(Top 72%)8154(Top 67%)8154(Top 820%)
35K21.75 mi0.75 mi19301-267186-287186-2819887(Top 70%)7918(Top 65%)7918(Top 797%)
23M23.00 mi1.25 mi19478-1777328-1427328-14221202(Top 75%)8655(Top 71%)8655(Top 871%)
24M24.00 mi1.00 mi19588-1107416-887416-8821380(Top 75%)8793(Top 72%)8793(Top 885%)
40K24.85 mi0.85 mi19710-1227499-837499-8321479(Top 76%)8913(Top 73%)8913(Top 897%)
25.2M25.20 mi0.35 mi19763-537534-357534-3521948(Top 77%)9120(Top 75%)9120(Top 918%)
Finish26.22 mi1.02 mi197637550-167550-1619863(Top 70%)8073(Top 66%)8073(Top 812%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 66%
×21story building
+97ft-345ft

Overall

18886

Females

6836

F55-59

6836

5K→10K

3.1 - 6.2 mi

Top 65%
×5story building
+79ft-138ft

Overall

18596

Females

6653

F55-59

6653

10K→15K

6.2 - 9.3 mi

Top 66%
×3story building
+67ft-78ft

Overall

18886

Females

6836

F55-59

6836

15K→20K

9.3 - 12.4 mi

Top 65%
×5story building
+106ft-86ft

Overall

18597

Females

6685

F55-59

6685

20K→Half

12.4 - 13.1 mi

Top 64%
×2story building
+19ft-37ft

Overall

18213

Females

6463

F55-59

6463

Half→25K

13.1 - 15.5 mi

Top 67%
×4story building
+66ft-88ft

Overall

19076

Females

7017

F55-59

7017

25K→30K

15.5 - 18.6 mi

Top 71%
×9story building
+181ft-148ft

Overall

20271

Females

7807

F55-59

7807

30K→20M

18.6 - 20.0 mi

Top 74%
×5story building
+64ft-50ft

Overall

20929

Females

8319

F55-59

8319

20M→21M

20.0 - 21.0 mi

Top 72%
×8story building
+106ft-24ft

Overall

20454

Females

8154

F55-59

8154

21M→35K

21.0 - 21.8 mi

Top 70%
×7story building
+17ft-86ft

Overall

19887

Females

7918

F55-59

7918

35K→23M

21.8 - 23.0 mi

Top 75%
×5story building
+23ft-63ft

Overall

21202

Females

8655

F55-59

8655

23M→24M

23.0 - 24.0 mi

Top 75%
×6story building
+12ft-82ft

Overall

21380

Females

8793

F55-59

8793

24M→40K

24.0 - 24.9 mi

Top 76%
×1story
+6ft-20ft

Overall

21479

Females

8913

F55-59

8913

40K→25.2M

24.9 - 25.2 mi

Top 77%
×1story
+13ft-16ft

Overall

21948

Females

9120

F55-59

9120

25.2M→Finish

25.2 - 26.2 mi

Top 70%
×2story building
+22ft-21ft

Overall

19863

Females

8073

F55-59

8073

Passing Analysis

Category:
Athletes Passed
1224
Passed By
2773
Net Change
-1549
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#18214
5K → 10K195353-158#18214#18372
10K → 15K147268-121#18372#18493
15K → 20K199193+6#18493#18487
20K → Half4431+13#18487#18474
Half → 25K144225-81#18474#18555
25K → 30K132520-388#18555#18943
30K → 20M56264-208#18943#19151
20M → 21M63187-124#19151#19275
21M → 35K4975-26#19275#19301
35K → 23M53230-177#19301#19478
23M → 24M40150-110#19478#19588
24M → 40K32154-122#19588#19710
40K → 25.2M1265-53#19710#19763
25.2M → Finish58580#19763#19763
TOTALS12242773-1549
📊

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