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BOSTON MARATHON 2025

Yuexiong Zhao

Bib: 31801•M

0:00
0:00
/ mi
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Overall
#0 / 28404
Gender (Male)
#0 / 16105
Division (M18-39)
#0 / 5642
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
9:27/mi
29:23
↑ 97↓ 3451.5%
10K· 6.21 mi
9:18/mi
58:17
↑ 79↓ 1380.4%
15K· 9.32 mi
9:16/mi
1:27:05
↑ 67↓ 78
20K· 12.43 mi
9:48/mi
1:57:32
↑ 106↓ 860.1%
Half· 13.11 mi
9:30/mi
2:04:01
↑ 19↓ 370.5%
25K· 15.53 mi
9:56/mi
2:28:05
↑ 66↓ 880.2%
30K· 18.64 mi
10:29/mi
3:00:38
↑ 181↓ 1480.2%
20M
10:14/mi
3:14:32
↑ 64↓ 500.2%
21M
11:43/mi
3:26:15
↑ 106↓ 241.6%
35K· 21.75 mi
9:56/mi
3:33:41
↑ 17↓ 861.7%
23M
10:35/mi
3:46:56
↑ 23↓ 630.6%
24M
10:20/mi
3:57:16
↓ 821.3%
40K· 24.85 mi
10:29/mi
4:06:14
↓ 200.3%
25.2M
11:13/mi
4:10:06
↑ 13↓ 160.2%
Finish· 26.22 mi
9:46/mi
4:20:03
↑ 22↓ 21

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time2:04:01
Pace9:28 /mi
2nd Half
Distance13.11 mi
Time2:16:02
Pace10:23 /mi
📊Positive Split: 9.7% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:54:3129:239:2729:23
9:27
-
10K
6.21 mi12:23:2558:179:2328:54
9:18
-0:09
15K
9.32 mi12:52:131:27:059:2128:48
9:16
-0:02
20K
12.43 mi13:22:401:57:329:2730:27
9:48
+0:32
Half
13.11 mi13:29:092:04:019:286:29
9:30
-0:18
25K
15.53 mi13:53:132:28:059:3224:04
9:56
+0:26
30K
18.64 mi14:25:463:00:389:4132:33
10:29
+0:33
20M
20.00 mi14:39:403:14:329:4413:54
10:14
-0:15
21M
21.00 mi14:51:233:26:159:4911:43
11:43
+1:29
35K
21.75 mi14:58:493:33:419:507:26
9:56
-1:47
23M
23.00 mi15:12:043:46:569:5213:15
10:35
+0:39
24M
24.00 mi15:22:243:57:169:5310:20
10:20
-0:15
40K
24.85 mi15:31:224:06:149:548:58
10:29
+0:09
25.2M
25.20 mi15:35:144:10:069:553:52
11:13
+0:44
Finish
26.22 mi15:45:114:20:039:569:57
9:46
-1:27

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

9:16 /mi

Average Pace

9:56 /mi

Slowest Pace

11:43 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

1:33:34

36% of race

Time at Steady Pace

1:25:48

33% of race

Time at Slower Pace

1:20:41

31% of race

Average Pace: 9:55 /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 mi11:54:3129:239:2729:23
9:27
#24097
10K
6.21 mi12:23:2558:179:2328:54
9:18
#23820
15K
9.32 mi12:52:131:27:059:2128:48
9:16
#23584
20K
12.43 mi13:22:401:57:329:2730:27
9:48
#23632
Half
13.11 mi13:29:092:04:019:286:29
9:30
#23627
25K
15.53 mi13:53:132:28:059:3224:04
9:56
#23513
30K
18.64 mi14:25:463:00:389:4132:33
10:29
#23379
20M
20.00 mi14:39:403:14:329:4413:54
10:14
#23221
21M
21.00 mi14:51:233:26:159:4911:43
11:43
#23207
35K
21.75 mi14:58:493:33:419:507:26
9:56
#23150
23M
23.00 mi15:12:043:46:569:5213:15
10:35
#23099
24M
24.00 mi15:22:243:57:169:5310:20
10:20
#23059
40K
24.85 mi15:31:224:06:149:548:58
10:29
#23007
25.2M
25.20 mi15:35:144:10:069:553:52
11:13
#22991
Finish
26.22 mi15:45:114:20:039:569:57
9:46
#22959
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM18-39Seg. OverallSeg. MalesSeg. M18-39
5K3.11 mi3.11 mi24097142871428723107(Top 81%)13889(Top 86%)13889(Top 246%)
10K6.21 mi3.10 mi23820+27714174+11314174+11323532(Top 83%)14042(Top 87%)14042(Top 249%)
15K9.32 mi3.11 mi23584+23614071+10314071+10323107(Top 81%)13889(Top 86%)13889(Top 246%)
20K12.43 mi3.11 mi23632-4814094-2314094-2323760(Top 84%)14118(Top 88%)14118(Top 250%)
Half13.11 mi0.68 mi23627+514087+714087+723559(Top 83%)14036(Top 87%)14036(Top 249%)
25K15.53 mi2.42 mi23513+11414025+6214025+6223059(Top 81%)13776(Top 86%)13776(Top 244%)
30K18.64 mi3.11 mi23379+13413928+9713928+9722900(Top 81%)13575(Top 84%)13575(Top 241%)
20M20.00 mi1.36 mi23221+15813835+9313835+9321648(Top 76%)12883(Top 80%)12883(Top 228%)
21M21.00 mi1.00 mi23207+1413807+2813807+2823052(Top 81%)13470(Top 84%)13470(Top 239%)
35K21.75 mi0.75 mi23150+5713778+2913778+2921714(Top 76%)12778(Top 79%)12778(Top 226%)
23M23.00 mi1.25 mi23099+5113720+5813720+5822215(Top 78%)12985(Top 81%)12985(Top 230%)
24M24.00 mi1.00 mi23059+4013676+4413676+4422341(Top 79%)12975(Top 81%)12975(Top 230%)
40K24.85 mi0.85 mi23007+5213636+4013636+4021884(Top 77%)12691(Top 79%)12691(Top 225%)
25.2M25.20 mi0.35 mi22991+1613625+1113625+1121257(Top 75%)12419(Top 77%)12419(Top 220%)
Finish26.22 mi1.02 mi22959+3213598+2713598+2722140(Top 78%)12854(Top 80%)12854(Top 228%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 81%
×21story building
+97ft-345ft

Overall

23107

Males

13889

M18-39

13889

5K→10K

3.1 - 6.2 mi

Top 83%
×5story building
+79ft-138ft

Overall

23532

Males

14042

M18-39

14042

10K→15K

6.2 - 9.3 mi

Top 81%
×3story building
+67ft-78ft

Overall

23107

Males

13889

M18-39

13889

15K→20K

9.3 - 12.4 mi

Top 84%
×5story building
+106ft-86ft

Overall

23760

Males

14118

M18-39

14118

20K→Half

12.4 - 13.1 mi

Top 83%
×2story building
+19ft-37ft

Overall

23559

Males

14036

M18-39

14036

Half→25K

13.1 - 15.5 mi

Top 81%
×4story building
+66ft-88ft

Overall

23059

Males

13776

M18-39

13776

25K→30K

15.5 - 18.6 mi

Top 81%
×9story building
+181ft-148ft

Overall

22900

Males

13575

M18-39

13575

30K→20M

18.6 - 20.0 mi

Top 76%
×5story building
+64ft-50ft

Overall

21648

Males

12883

M18-39

12883

20M→21M

20.0 - 21.0 mi

Top 81%
×8story building
+106ft-24ft

Overall

23052

Males

13470

M18-39

13470

21M→35K

21.0 - 21.8 mi

Top 76%
×7story building
+17ft-86ft

Overall

21714

Males

12778

M18-39

12778

35K→23M

21.8 - 23.0 mi

Top 78%
×5story building
+23ft-63ft

Overall

22215

Males

12985

M18-39

12985

23M→24M

23.0 - 24.0 mi

Top 79%
×6story building
+12ft-82ft

Overall

22341

Males

12975

M18-39

12975

24M→40K

24.0 - 24.9 mi

Top 77%
×1story
+6ft-20ft

Overall

21884

Males

12691

M18-39

12691

40K→25.2M

24.9 - 25.2 mi

Top 75%
×1story
+13ft-16ft

Overall

21257

Males

12419

M18-39

12419

25.2M→Finish

25.2 - 26.2 mi

Top 78%
×2story building
+22ft-21ft

Overall

22140

Males

12854

M18-39

12854

Passing Analysis

Category:
Athletes Passed
1880
Passed By
742
Net Change
+1138
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#24097
5K → 10K403126+277#24097#23820
10K → 15K29054+236#23820#23584
15K → 20K129177-48#23584#23632
20K → Half2015+5#23632#23627
Half → 25K18066+114#23627#23513
25K → 30K23298+134#23513#23379
30K → 20M16911+158#23379#23221
20M → 21M7157+14#23221#23207
21M → 35K7316+57#23207#23150
35K → 23M9241+51#23150#23099
23M → 24M7232+40#23099#23059
24M → 40K7018+52#23059#23007
40K → 25.2M259+16#23007#22991
25.2M → Finish5422+32#22991#22959
TOTALS1880742+1138
📊

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