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BOSTON MARATHON 2025

Lili Li

Bib: 22089•F

0:00
0:00
/ mi
Masters
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Overall
#0 / 28404
Gender (Female)
#0 / 12228
Masters (Masters Women)
#0 / 6759
Top 39%
Division (F45-49)
#0 / 1813
Top 50%
Race Day Weather
50°/40°F
broken clouds

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
25:23
Rank: #17912
Start → 5K
25:23 | 8:10/mi
10K· 6.21 mi
50:58
Rank: #18000 (-88)
5K → 10K
25:35 | 8:14/mi
15K· 9.32 mi
1:16:27
Rank: #17772 (+228)
10K → 15K
25:29 | 8:12/mi
20K· 12.43 mi
1:41:55
Rank: #17352 (+420)
15K → 20K
25:28 | 8:12/mi
Half· 13.11 mi
1:47:19
Rank: #17240 (+112)
20K → Half
5:24 | 7:55/mi
25K· 15.53 mi
2:07:29
Rank: #17003 (+237)
Half → 25K
20:10 | 8:19/mi
30K· 18.64 mi
2:36:48
Rank: #17550 (-547)
25K → 30K
29:19 | 9:26/mi
20M
2:49:34
Rank: #17630 (-80)
30K → 20M
12:46 | 9:24/mi
21M
2:59:11
Rank: #17565 (+65)
20M → 21M
9:37 | 9:37/mi
35K· 21.75 mi
3:05:30
Rank: #17469 (+96)
21M → 35K
6:19 | 8:27/mi
23M
3:16:37
Rank: #17335 (+134)
35K → 23M
11:07 | 8:53/mi
24M
3:25:26
Rank: #17285 (+50)
23M → 24M
8:49 | 8:49/mi
40K· 24.85 mi
3:32:58
Rank: #17201 (+84)
24M → 40K
7:32 | 8:49/mi
25.2M
3:36:28
Rank: #17218 (-17)
40K → 25.2M
3:30 | 10:09/mi
Finish· 26.22 mi
3:45:24
Rank: #17244 (-26)
25.2M → Finish
8:56 | 8:46/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:47:19
Pace8:11 /mi
2nd Half
Distance13.11 mi
Time1:58:05
Pace9:00 /mi
📊Positive Split: 10.0% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:21:1725:238:1025:23
8:10
-
10K
6.21 mi11:46:5250:588:1225:35
8:14
+0:04
15K
9.32 mi12:12:211:16:278:1225:29
8:12
-0:02
20K
12.43 mi12:37:491:41:558:1225:28
8:12
0:00
Half
13.11 mi12:43:131:47:198:115:24
7:55
-0:17
25K
15.53 mi13:03:232:07:298:1220:10
8:19
+0:24
30K
18.64 mi13:32:422:36:488:2529:19
9:26
+1:07
20M
20.00 mi13:45:282:49:348:2912:46
9:24
-0:02
21M
21.00 mi13:55:052:59:118:329:37
9:37
+0:13
35K
21.75 mi14:01:243:05:308:326:19
8:27
-1:10
23M
23.00 mi14:12:313:16:378:3311:07
8:53
+0:26
24M
24.00 mi14:21:203:25:268:348:49
8:49
-0:04
40K
24.85 mi14:28:523:32:588:347:32
8:49
0:00
25.2M
25.20 mi14:32:223:36:288:353:30
10:09
+1:20
Finish
26.22 mi14:41:183:45:248:368:56
8:46
-1:23

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

7:55 /mi

Average Pace

8:36 /mi

Slowest Pace

10:09 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:13:48

59% of race

Time at Steady Pace

36:24

16% of race

Time at Slower Pace

55:12

24% of race

Average Pace: 8:36 /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 mi11:21:1725:238:1025:23
8:10
#17912
10K
6.21 mi11:46:5250:588:1225:35
8:14
#18000
15K
9.32 mi12:12:211:16:278:1225:29
8:12
#17772
20K
12.43 mi12:37:491:41:558:1225:28
8:12
#17352
Half
13.11 mi12:43:131:47:198:115:24
7:55
#17240
25K
15.53 mi13:03:232:07:298:1220:10
8:19
#17003
30K
18.64 mi13:32:422:36:488:2529:19
9:26
#17550
20M
20.00 mi13:45:282:49:348:2912:46
9:24
#17630
21M
21.00 mi13:55:052:59:118:329:37
9:37
#17565
35K
21.75 mi14:01:243:05:308:326:19
8:27
#17469
23M
23.00 mi14:12:313:16:378:3311:07
8:53
#17335
24M
24.00 mi14:21:203:25:268:348:49
8:49
#17285
40K
24.85 mi14:28:523:32:588:347:32
8:49
#17201
25.2M
25.20 mi14:32:223:36:288:353:30
10:09
#17218
Finish
26.22 mi14:41:183:45:248:368:56
8:46
#17244
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF45-49Seg. OverallSeg. FemalesSeg. F45-49
5K3.11 mi3.11 mi179126288628817414(Top 61%)5963(Top 49%)5963(Top 329%)
10K6.21 mi3.10 mi18000-886327-396327-3918139(Top 64%)6385(Top 52%)6385(Top 352%)
15K9.32 mi3.11 mi17772+2286192+1356192+13517414(Top 61%)5963(Top 49%)5963(Top 329%)
20K12.43 mi3.11 mi17352+4205947+2455947+24516305(Top 57%)5392(Top 44%)5392(Top 297%)
Half13.11 mi0.68 mi17240+1125889+585889+5815311(Top 54%)4808(Top 39%)4808(Top 265%)
25K15.53 mi2.42 mi17003+2375765+1245765+12416046(Top 56%)5341(Top 44%)5341(Top 295%)
30K18.64 mi3.11 mi17550-5476156-3916156-39119685(Top 69%)7490(Top 61%)7490(Top 413%)
20M20.00 mi1.36 mi17630-806223-676223-6718727(Top 66%)7117(Top 58%)7117(Top 393%)
21M21.00 mi1.00 mi17565+656204+196204+1916651(Top 59%)6061(Top 50%)6061(Top 334%)
35K21.75 mi0.75 mi17469+966176+286176+2815173(Top 53%)5335(Top 44%)5335(Top 294%)
23M23.00 mi1.25 mi17335+1346132+446132+4415581(Top 55%)5659(Top 46%)5659(Top 312%)
24M24.00 mi1.00 mi17285+506130+26130+216436(Top 58%)6172(Top 50%)6172(Top 340%)
40K24.85 mi0.85 mi17201+846104+266104+2615282(Top 54%)5684(Top 46%)5684(Top 314%)
25.2M25.20 mi0.35 mi17218-176124-206124-2017716(Top 62%)6968(Top 57%)6968(Top 384%)
Finish26.22 mi1.02 mi17244-266152-286152-2817882(Top 63%)7017(Top 57%)7017(Top 387%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 61%
×21stories
+97ft-345ft

Overall

17414

Females

5963

F45-49

5963

5K→10K

3.1 - 6.2 mi

Top 64%
×5stories
+79ft-138ft

Overall

18139

Females

6385

F45-49

6385

10K→15K

6.2 - 9.3 mi

Top 61%
×3stories
+67ft-78ft

Overall

17414

Females

5963

F45-49

5963

15K→20K

9.3 - 12.4 mi

Top 57%
×5stories
+106ft-86ft

Overall

16305

Females

5392

F45-49

5392

20K→Half

12.4 - 13.1 mi

Top 54%
×2stories
+19ft-37ft

Overall

15311

Females

4808

F45-49

4808

Half→25K

13.1 - 15.5 mi

Top 56%
×4stories
+66ft-88ft

Overall

16046

Females

5341

F45-49

5341

25K→30K

15.5 - 18.6 mi

Top 69%
×9stories
+181ft-148ft

Overall

19685

Females

7490

F45-49

7490

30K→20M

18.6 - 20.0 mi

Top 66%
×5stories
+64ft-50ft

Overall

18727

Females

7117

F45-49

7117

20M→21M

20.0 - 21.0 mi

Top 59%
×8stories
+106ft-24ft

Overall

16651

Females

6061

F45-49

6061

21M→35K

21.0 - 21.8 mi

Top 53%
×7stories
+17ft-86ft

Overall

15173

Females

5335

F45-49

5335

35K→23M

21.8 - 23.0 mi

Top 55%
×5stories
+23ft-63ft

Overall

15581

Females

5659

F45-49

5659

23M→24M

23.0 - 24.0 mi

Top 58%
×6stories
+12ft-82ft

Overall

16436

Females

6172

F45-49

6172

24M→40K

24.0 - 24.9 mi

Top 54%
×1story
+6ft-20ft

Overall

15282

Females

5684

F45-49

5684

40K→25.2M

24.9 - 25.2 mi

Top 62%
×1story
+13ft-16ft

Overall

17716

Females

6968

F45-49

6968

25.2M→Finish

25.2 - 26.2 mi

Top 63%
×2stories
+22ft-21ft

Overall

17882

Females

7017

F45-49

7017

Passing Analysis

Category:
Athletes Passed
2322
Passed By
1654
Net Change
+668
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#17912
5K → 10K246334-88#17912#18000
10K → 15K31587+228#18000#17772
15K → 20K44121+420#17772#17352
20K → Half1142+112#17352#17240
Half → 25K28649+237#17240#17003
25K → 30K90637-547#17003#17550
30K → 20M94174-80#17550#17630
20M → 21M13671+65#17630#17565
21M → 35K12226+96#17565#17469
35K → 23M17238+134#17469#17335
23M → 24M10353+50#17335#17285
24M → 40K11127+84#17285#17201
40K → 25.2M3249-17#17201#17218
25.2M → Finish6086-26#17218#17244
TOTALS23221654+668
📊

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