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BOSTON MARATHON 2025

Julia Wang

Bib: 13270•F

MA

0:00
0:00
/ mi
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Overall
#0 / 28404
Top 44%
Gender (Female)
#0 / 12228
Top 28%
Division (F18-39)
#0 / 5469
Top 46%
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
7:17/mi
22:38
↑ 97↓ 3451.5%
10K· 6.21 mi
7:21/mi
45:27
↑ 79↓ 1380.4%
15K· 9.32 mi
7:22/mi
1:08:20
↑ 67↓ 78
20K· 12.43 mi
7:25/mi
1:31:22
↑ 106↓ 860.1%
Half· 13.11 mi
7:15/mi
1:36:19
↑ 19↓ 370.5%
25K· 15.53 mi
7:19/mi
1:54:04
↑ 66↓ 880.2%
30K· 18.64 mi
7:37/mi
2:17:43
↑ 181↓ 1480.2%
20M
8:05/mi
2:28:42
↑ 64↓ 500.2%
21M
8:59/mi
2:37:41
↑ 106↓ 241.6%
35K· 21.75 mi
9:04/mi
2:44:28
↑ 17↓ 861.7%
23M
9:45/mi
2:56:40
↑ 23↓ 630.6%
24M
10:03/mi
3:06:43
↓ 821.3%
40K· 24.85 mi
9:26/mi
3:14:47
↓ 200.3%
25.2M
10:00/mi
3:18:14
↑ 13↓ 160.2%
Finish· 26.22 mi
8:53/mi
3:27:17
↑ 22↓ 21

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:36:19
Pace7:21 /mi
2nd Half
Distance13.11 mi
Time1:50:58
Pace8:28 /mi
📊Positive Split: 15.2% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:51:4722:387:1722:38
7:17
-
10K
6.21 mi11:14:3645:277:1922:49
7:21
+0:04
15K
9.32 mi11:37:291:08:207:2022:53
7:22
+0:01
20K
12.43 mi12:00:311:31:227:2123:02
7:25
+0:03
Half
13.11 mi12:05:281:36:197:214:57
7:15
-0:10
25K
15.53 mi12:23:131:54:047:2117:45
7:19
+0:04
30K
18.64 mi12:46:522:17:437:2323:39
7:37
+0:18
20M
20.00 mi12:57:512:28:427:2610:59
8:05
+0:28
21M
21.00 mi13:06:502:37:417:318:59
8:59
+0:54
35K
21.75 mi13:13:372:44:287:346:47
9:04
+0:05
23M
23.00 mi13:25:492:56:407:4112:12
9:45
+0:41
24M
24.00 mi13:35:523:06:437:4710:03
10:03
+0:18
40K
24.85 mi13:43:563:14:477:508:04
9:26
-0:37
25.2M
25.20 mi13:47:233:18:147:523:27
10:00
+0:34
Finish
26.22 mi13:56:263:27:177:559:03
8:53
-1:07

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

7:15 /mi

Average Pace

7:55 /mi

Slowest Pace

10:03 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

1:54:04

55% of race

Time at Steady Pace

34:38

17% of race

Time at Slower Pace

58:35

28% of race

Average Pace: 7:54 /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 mi10:51:4722:387:1722:38
7:17
#10231
10K
6.21 mi11:14:3645:277:1922:49
7:21
#10461
15K
9.32 mi11:37:291:08:207:2022:53
7:22
#10508
20K
12.43 mi12:00:311:31:227:2123:02
7:25
#10330
Half
13.11 mi12:05:281:36:197:214:57
7:15
#10274
25K
15.53 mi12:23:131:54:047:2117:45
7:19
#9940
30K
18.64 mi12:46:522:17:437:2323:39
7:37
#9608
20M
20.00 mi12:57:512:28:427:2610:59
8:05
#9677
21M
21.00 mi13:06:502:37:417:318:59
8:59
#9872
35K
21.75 mi13:13:372:44:287:346:47
9:04
#10301
23M
23.00 mi13:25:492:56:407:4112:12
9:45
#10996
24M
24.00 mi13:35:523:06:437:4710:03
10:03
#11678
40K
24.85 mi13:43:563:14:477:508:04
9:26
#11993
25.2M
25.20 mi13:47:233:18:147:523:27
10:00
#12087
Finish
26.22 mi13:56:263:27:177:559:03
8:53
#12363
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF18-39Seg. OverallSeg. FemalesSeg. F18-39
5K3.11 mi3.11 mi102311921192110567(Top 37%)2157(Top 18%)2157(Top 39%)
10K6.21 mi3.10 mi10461-2302038-1172038-11710711(Top 38%)2169(Top 18%)2169(Top 40%)
15K9.32 mi3.11 mi10508-472082-442082-4410567(Top 37%)2157(Top 18%)2157(Top 39%)
20K12.43 mi3.11 mi10330+1782025+572025+5710034(Top 35%)1979(Top 16%)1979(Top 36%)
Half13.11 mi0.68 mi10274+562005+202005+209712(Top 34%)1840(Top 15%)1840(Top 34%)
25K15.53 mi2.42 mi9940+3341873+1321873+1328541(Top 30%)1451(Top 12%)1451(Top 27%)
30K18.64 mi3.11 mi9608+3321784+891784+898555(Top 30%)1628(Top 13%)1628(Top 30%)
20M20.00 mi1.36 mi9677-691849-651849-6511012(Top 39%)2953(Top 24%)2953(Top 54%)
21M21.00 mi1.00 mi9872-1951967-1181967-11813406(Top 47%)4312(Top 35%)4312(Top 79%)
35K21.75 mi0.75 mi10301-4292212-2452212-24518570(Top 65%)7224(Top 59%)7224(Top 132%)
23M23.00 mi1.25 mi10996-6952617-4052617-40519597(Top 69%)7825(Top 64%)7825(Top 143%)
24M24.00 mi1.00 mi11678-6823011-3943011-39421498(Top 76%)8850(Top 72%)8850(Top 162%)
40K24.85 mi0.85 mi11993-3153213-2023213-20218440(Top 65%)7348(Top 60%)7348(Top 134%)
25.2M25.20 mi0.35 mi12087-943271-583271-5817060(Top 60%)6598(Top 54%)6598(Top 121%)
Finish26.22 mi1.02 mi12363-2763443-1723443-17218453(Top 65%)7309(Top 60%)7309(Top 134%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 37%
×21story building
+97ft-345ft

Overall

10567

Females

2157

F18-39

2157

5K→10K

3.1 - 6.2 mi

Top 38%
×5story building
+79ft-138ft

Overall

10711

Females

2169

F18-39

2169

10K→15K

6.2 - 9.3 mi

Top 37%
×3story building
+67ft-78ft

Overall

10567

Females

2157

F18-39

2157

15K→20K

9.3 - 12.4 mi

Top 35%
×5story building
+106ft-86ft

Overall

10034

Females

1979

F18-39

1979

20K→Half

12.4 - 13.1 mi

Top 34%
×2story building
+19ft-37ft

Overall

9712

Females

1840

F18-39

1840

Half→25K

13.1 - 15.5 mi

Top 30%
×4story building
+66ft-88ft

Overall

8541

Females

1451

F18-39

1451

25K→30K

15.5 - 18.6 mi

Top 30%
×9story building
+181ft-148ft

Overall

8555

Females

1628

F18-39

1628

30K→20M

18.6 - 20.0 mi

Top 39%
×5story building
+64ft-50ft

Overall

11012

Females

2953

F18-39

2953

20M→21M

20.0 - 21.0 mi

Top 47%
×8story building
+106ft-24ft

Overall

13406

Females

4312

F18-39

4312

21M→35K

21.0 - 21.8 mi

Top 65%
×7story building
+17ft-86ft

Overall

18570

Females

7224

F18-39

7224

35K→23M

21.8 - 23.0 mi

Top 69%
×5story building
+23ft-63ft

Overall

19597

Females

7825

F18-39

7825

23M→24M

23.0 - 24.0 mi

Top 76%
×6story building
+12ft-82ft

Overall

21498

Females

8850

F18-39

8850

24M→40K

24.0 - 24.9 mi

Top 65%
×1story
+6ft-20ft

Overall

18440

Females

7348

F18-39

7348

40K→25.2M

24.9 - 25.2 mi

Top 60%
×1story
+13ft-16ft

Overall

17060

Females

6598

F18-39

6598

25.2M→Finish

25.2 - 26.2 mi

Top 65%
×2story building
+22ft-21ft

Overall

18453

Females

7309

F18-39

7309

Passing Analysis

Category:
Athletes Passed
1631*
Passed By
3759
Net Change
-2132
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#10231
5K → 10K173403-230#10231#10461
10K → 15K156203-47#10461#10508
15K → 20K25980+178#10508#10330
20K → Half6913+56#10330#10274
Half → 25K348*14+334#10274#9940
25K → 30K40876+332#9940#9608
30K → 20M79147-69#9608#9677
20M → 21M45240-195#9677#9872
21M → 35K10437-429#9872#10301
35K → 23M15710-695#10301#10996
23M → 24M15697-682#10996#11678
24M → 40K22337-315#11678#11993
40K → 25.2M15109-94#11993#12087
25.2M → Finish17293-276#12087#12363
TOTALS1631*3759-2132

* Includes athletes who did not complete a segment (DNF/DNQ).

📊

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