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BOSTON MARATHON 2025

Zhaojun Wu

Bib: 12202•M

0:00
0:00
/ mi
Masters
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Overall
#0 / 28404
Top 44%
Gender (Male)
#0 / 16105
Masters (Masters Men)
#0 / 10463
Top 46%
Division (M45-49)
#0 / 2386
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
7:33/mi
23:26
↑ 97↓ 3451.5%
10K· 6.21 mi
7:36/mi
47:02
↑ 79↓ 1380.4%
15K· 9.32 mi
7:35/mi
1:10:37
↑ 67↓ 78
20K· 12.43 mi
7:43/mi
1:34:35
↑ 106↓ 860.1%
Half· 13.11 mi
7:46/mi
1:39:53
↑ 19↓ 370.5%
25K· 15.53 mi
7:50/mi
1:58:52
↑ 66↓ 880.2%
30K· 18.64 mi
8:11/mi
2:24:17
↑ 181↓ 1480.2%
20M
8:20/mi
2:35:36
↑ 64↓ 500.2%
21M
8:52/mi
2:44:28
↑ 106↓ 241.6%
35K· 21.75 mi
7:56/mi
2:50:24
↑ 17↓ 861.7%
23M
8:14/mi
3:00:42
↑ 23↓ 630.6%
24M
8:06/mi
3:08:48
↓ 821.3%
40K· 24.85 mi
8:14/mi
3:15:50
↓ 200.3%
25.2M
9:17/mi
3:19:02
↑ 13↓ 160.2%
Finish· 26.22 mi
8:07/mi
3:27:18
↑ 22↓ 21

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:39:53
Pace7:37 /mi
2nd Half
Distance13.11 mi
Time1:47:25
Pace8:12 /mi
📊Positive Split: 7.5% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:51:2223:267:3323:26
7:33
-
10K
6.21 mi11:14:5847:027:3423:36
7:36
+0:03
15K
9.32 mi11:38:331:10:377:3523:35
7:35
-0:01
20K
12.43 mi12:02:311:34:357:3723:58
7:43
+0:08
Half
13.11 mi12:07:491:39:537:375:18
7:46
+0:03
25K
15.53 mi12:26:481:58:527:3918:59
7:50
+0:04
30K
18.64 mi12:52:132:24:177:4425:25
8:11
+0:21
20M
20.00 mi13:03:322:35:367:4711:19
8:20
+0:09
21M
21.00 mi13:12:242:44:287:508:52
8:52
+0:32
35K
21.75 mi13:18:202:50:247:505:56
7:56
-0:56
23M
23.00 mi13:28:383:00:427:5110:18
8:14
+0:18
24M
24.00 mi13:36:443:08:487:528:06
8:06
-0:08
40K
24.85 mi13:43:463:15:507:537:02
8:14
+0:08
25.2M
25.20 mi13:46:583:19:027:543:12
9:17
+1:03
Finish
26.22 mi13:55:143:27:187:558:16
8:07
-1:10

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

7:33 /mi

Average Pace

7:55 /mi

Slowest Pace

9:17 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

1:58:52

57% of race

Time at Steady Pace

1:05:03

31% of race

Time at Slower Pace

23:23

11% 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 mi10:51:2223:267:3323:26
7:33
#12611
10K
6.21 mi11:14:5847:027:3423:36
7:36
#12735
15K
9.32 mi11:38:331:10:377:3523:35
7:35
#12641
20K
12.43 mi12:02:311:34:357:3723:58
7:43
#12578
Half
13.11 mi12:07:491:39:537:375:18
7:46
#12657
25K
15.53 mi12:26:481:58:527:3918:59
7:50
#12618
30K
18.64 mi12:52:132:24:177:4425:25
8:11
#12591
20M
20.00 mi13:03:322:35:367:4711:19
8:20
#12562
21M
21.00 mi13:12:242:44:287:508:52
8:52
#12541
35K
21.75 mi13:18:202:50:247:505:56
7:56
#12499
23M
23.00 mi13:28:383:00:427:5110:18
8:14
#12396
24M
24.00 mi13:36:443:08:487:528:06
8:06
#12372
40K
24.85 mi13:43:463:15:507:537:02
8:14
#12327
25.2M
25.20 mi13:46:583:19:027:543:12
9:17
#12338
Finish
26.22 mi13:55:143:27:187:558:16
8:07
#12366
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM45-49Seg. OverallSeg. MalesSeg. M45-49
5K3.11 mi3.11 mi126119461946112509(Top 44%)9301(Top 58%)9301(Top 390%)
10K6.21 mi3.10 mi12735-1249500-399500-3912971(Top 46%)9579(Top 59%)9579(Top 401%)
15K9.32 mi3.11 mi12641+949428+729428+7212509(Top 44%)9301(Top 58%)9301(Top 390%)
20K12.43 mi3.11 mi12578+639352+769352+7612527(Top 44%)9204(Top 57%)9204(Top 386%)
Half13.11 mi0.68 mi12657-799372-209372-2013897(Top 49%)9841(Top 61%)9841(Top 412%)
25K15.53 mi2.42 mi12618+399328+449328+4412575(Top 44%)9101(Top 57%)9101(Top 381%)
30K18.64 mi3.11 mi12591+279239+899239+8912669(Top 45%)8983(Top 56%)8983(Top 376%)
20M20.00 mi1.36 mi12562+299189+509189+5012650(Top 45%)8838(Top 55%)8838(Top 370%)
21M21.00 mi1.00 mi12541+219149+409149+4012689(Top 45%)8685(Top 54%)8685(Top 364%)
35K21.75 mi0.75 mi12499+429104+459104+4511759(Top 41%)8206(Top 51%)8206(Top 344%)
23M23.00 mi1.25 mi12396+1039015+899015+8911517(Top 41%)8001(Top 50%)8001(Top 335%)
24M24.00 mi1.00 mi12372+248981+348981+3411879(Top 42%)8105(Top 50%)8105(Top 340%)
40K24.85 mi0.85 mi12327+458925+568925+5611702(Top 41%)7918(Top 49%)7918(Top 332%)
25.2M25.20 mi0.35 mi12338-118917+88917+813299(Top 47%)8605(Top 53%)8605(Top 361%)
Finish26.22 mi1.02 mi12366-288890+278890+2713644(Top 48%)8833(Top 55%)8833(Top 370%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 44%
×21story building
+97ft-345ft

Overall

12509

Males

9301

M45-49

9301

5K→10K

3.1 - 6.2 mi

Top 46%
×5story building
+79ft-138ft

Overall

12971

Males

9579

M45-49

9579

10K→15K

6.2 - 9.3 mi

Top 44%
×3story building
+67ft-78ft

Overall

12509

Males

9301

M45-49

9301

15K→20K

9.3 - 12.4 mi

Top 44%
×5story building
+106ft-86ft

Overall

12527

Males

9204

M45-49

9204

20K→Half

12.4 - 13.1 mi

Top 49%
×2story building
+19ft-37ft

Overall

13897

Males

9841

M45-49

9841

Half→25K

13.1 - 15.5 mi

Top 44%
×4story building
+66ft-88ft

Overall

12575

Males

9101

M45-49

9101

25K→30K

15.5 - 18.6 mi

Top 45%
×9story building
+181ft-148ft

Overall

12669

Males

8983

M45-49

8983

30K→20M

18.6 - 20.0 mi

Top 45%
×5story building
+64ft-50ft

Overall

12650

Males

8838

M45-49

8838

20M→21M

20.0 - 21.0 mi

Top 45%
×8story building
+106ft-24ft

Overall

12689

Males

8685

M45-49

8685

21M→35K

21.0 - 21.8 mi

Top 41%
×7story building
+17ft-86ft

Overall

11759

Males

8206

M45-49

8206

35K→23M

21.8 - 23.0 mi

Top 41%
×5story building
+23ft-63ft

Overall

11517

Males

8001

M45-49

8001

23M→24M

23.0 - 24.0 mi

Top 42%
×6story building
+12ft-82ft

Overall

11879

Males

8105

M45-49

8105

24M→40K

24.0 - 24.9 mi

Top 41%
×1story
+6ft-20ft

Overall

11702

Males

7918

M45-49

7918

40K→25.2M

24.9 - 25.2 mi

Top 47%
×1story
+13ft-16ft

Overall

13299

Males

8605

M45-49

8605

25.2M→Finish

25.2 - 26.2 mi

Top 48%
×2story building
+22ft-21ft

Overall

13644

Males

8833

M45-49

8833

Passing Analysis

Category:
Athletes Passed
1865
Passed By
1620
Net Change
+245
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#12611
5K → 10K227351-124#12611#12735
10K → 15K238144+94#12735#12641
15K → 20K222159+63#12641#12578
20K → Half887-79#12578#12657
Half → 25K172133+39#12657#12618
25K → 30K250223+27#12618#12591
30K → 20M11687+29#12591#12562
20M → 21M11998+21#12562#12541
21M → 35K9149+42#12541#12499
35K → 23M16360+103#12499#12396
23M → 24M7955+24#12396#12372
24M → 40K9348+45#12372#12327
40K → 25.2M2132-11#12327#12338
25.2M → Finish6694-28#12338#12366
TOTALS18651620+245
📊

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