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BOSTON MARATHON 2025

Shizhong Yang

Bib: 2217•M

NY

0:00
0:00
/ mi
Masters
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Overall
#0 / 28404
Top 5%
Gender (Male)
#0 / 16105
Top 8%
Masters (Masters Men)
#0 / 10463
Top 2%
Division (M40-44)
#0 / 2247
Top 6%
Race Day Weather
50°/40°F
broken clouds

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
19:13
Rank: #1770
Start → 5K
19:13 | 6:11/mi
10K· 6.21 mi
38:16
Rank: #1669 (+101)
5K → 10K
19:03 | 6:08/mi
15K· 9.32 mi
57:28
Rank: #1678 (-9)
10K → 15K
19:12 | 6:11/mi
20K· 12.43 mi
1:16:53
Rank: #1699 (-21)
15K → 20K
19:25 | 6:15/mi
Half· 13.11 mi
1:21:02
Rank: #1683 (+16)
20K → Half
4:09 | 6:05/mi
25K· 15.53 mi
1:36:16
Rank: #1670 (+13)
Half → 25K
15:14 | 6:17/mi
30K· 18.64 mi
1:56:06
Rank: #1608 (+62)
25K → 30K
19:50 | 6:23/mi
20M
2:04:59
Rank: #1593 (+15)
30K → 20M
8:53 | 6:32/mi
21M
2:11:55
Rank: #1591 (+2)
20M → 21M
6:56 | 6:56/mi
35K· 21.75 mi
2:16:37
Rank: #1569 (+22)
21M → 35K
4:42 | 6:17/mi
23M
2:24:45
Rank: #1524 (+45)
35K → 23M
8:08 | 6:30/mi
24M
2:31:09
Rank: #1501 (+23)
23M → 24M
6:24 | 6:24/mi
40K· 24.85 mi
2:36:44
Rank: #1475 (+26)
24M → 40K
5:35 | 6:32/mi
25.2M
2:39:09
Rank: #1473 (+2)
40K → 25.2M
2:25 | 7:00/mi
Finish· 26.22 mi
2:45:20
Rank: #1432 (+41)
25.2M → Finish
6:11 | 6:04/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:21:02
Pace6:11 /mi
2nd Half
Distance13.11 mi
Time1:24:18
Pace6:26 /mi
📊Positive Split: 4.0% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:20:0519:136:1119:13
6:11
-
10K
6.21 mi10:39:0838:166:1019:03
6:08
-0:03
15K
9.32 mi10:58:2057:286:1019:12
6:11
+0:03
20K
12.43 mi11:17:451:16:536:1119:25
6:15
+0:04
Half
13.11 mi11:21:541:21:026:114:09
6:05
-0:10
25K
15.53 mi11:37:081:36:166:1215:14
6:17
+0:12
30K
18.64 mi11:56:581:56:066:1419:50
6:23
+0:06
20M
20.00 mi12:05:512:04:596:158:53
6:32
+0:09
21M
21.00 mi12:12:472:11:556:176:56
6:56
+0:24
35K
21.75 mi12:17:292:16:376:174:42
6:17
-0:39
23M
23.00 mi12:25:372:24:456:188:08
6:30
+0:13
24M
24.00 mi12:32:012:31:096:186:24
6:24
-0:06
40K
24.85 mi12:37:362:36:446:185:35
6:32
+0:08
25.2M
25.20 mi12:40:012:39:096:192:25
7:00
+0:28
Finish
26.22 mi12:46:122:45:206:196:11
6:04
-0:56

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

6:04 /mi

Average Pace

6:19 /mi

Slowest Pace

7:00 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:35:59

94% of race

Time at Steady Pace

9:21

6% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 6:18 /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 mi10:20:0519:136:1119:13
6:11
#1770
10K
6.21 mi10:39:0838:166:1019:03
6:08
#1669
15K
9.32 mi10:58:2057:286:1019:12
6:11
#1678
20K
12.43 mi11:17:451:16:536:1119:25
6:15
#1699
Half
13.11 mi11:21:541:21:026:114:09
6:05
#1683
25K
15.53 mi11:37:081:36:166:1215:14
6:17
#1670
30K
18.64 mi11:56:581:56:066:1419:50
6:23
#1608
20M
20.00 mi12:05:512:04:596:158:53
6:32
#1593
21M
21.00 mi12:12:472:11:556:176:56
6:56
#1591
35K
21.75 mi12:17:292:16:376:174:42
6:17
#1569
23M
23.00 mi12:25:372:24:456:188:08
6:30
#1524
24M
24.00 mi12:32:012:31:096:186:24
6:24
#1501
40K
24.85 mi12:37:362:36:446:185:35
6:32
#1475
25.2M
25.20 mi12:40:012:39:096:192:25
7:00
#1473
Finish
26.22 mi12:46:122:45:206:196:11
6:04
#1432
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM40-44Seg. OverallSeg. MalesSeg. M40-44
5K3.11 mi3.11 mi1770168116811743(Top 6%)1656(Top 10%)1656(Top 74%)
10K6.21 mi3.10 mi1669+1011588+931588+931588(Top 6%)1511(Top 9%)1511(Top 67%)
15K9.32 mi3.11 mi1678-91595-71595-71743(Top 6%)1656(Top 10%)1656(Top 74%)
20K12.43 mi3.11 mi1699-211614-191614-191788(Top 6%)1699(Top 11%)1699(Top 76%)
Half13.11 mi0.68 mi1683+161598+161598+161472(Top 5%)1400(Top 9%)1400(Top 62%)
25K15.53 mi2.42 mi1670+131587+111587+111776(Top 6%)1687(Top 10%)1687(Top 75%)
30K18.64 mi3.11 mi1608+621525+621525+621484(Top 5%)1404(Top 9%)1404(Top 62%)
20M20.00 mi1.36 mi1593+151509+161509+161748(Top 6%)1654(Top 10%)1654(Top 74%)
21M21.00 mi1.00 mi1591+21508+11508+11977(Top 7%)1860(Top 12%)1860(Top 83%)
35K21.75 mi0.75 mi1569+221485+231485+231521(Top 5%)1431(Top 9%)1431(Top 64%)
23M23.00 mi1.25 mi1524+451443+421443+421432(Top 5%)1348(Top 8%)1348(Top 60%)
24M24.00 mi1.00 mi1501+231420+231420+231639(Top 6%)1526(Top 9%)1526(Top 68%)
40K24.85 mi0.85 mi1475+261393+271393+271698(Top 6%)1568(Top 10%)1568(Top 70%)
25.2M25.20 mi0.35 mi1473+21390+31390+31474(Top 5%)1345(Top 8%)1345(Top 60%)
Finish26.22 mi1.02 mi1432+411351+391351+391093(Top 4%)1023(Top 6%)1023(Top 46%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 6%
×21stories
+97ft-345ft

Overall

1743

Males

1656

M40-44

1656

5K→10K

3.1 - 6.2 mi

Top 6%
×5stories
+79ft-138ft

Overall

1588

Males

1511

M40-44

1511

10K→15K

6.2 - 9.3 mi

Top 6%
×3stories
+67ft-78ft

Overall

1743

Males

1656

M40-44

1656

15K→20K

9.3 - 12.4 mi

Top 6%
×5stories
+106ft-86ft

Overall

1788

Males

1699

M40-44

1699

20K→Half

12.4 - 13.1 mi

Top 5%
×2stories
+19ft-37ft

Overall

1472

Males

1400

M40-44

1400

Half→25K

13.1 - 15.5 mi

Top 6%
×4stories
+66ft-88ft

Overall

1776

Males

1687

M40-44

1687

25K→30K

15.5 - 18.6 mi

Top 5%
×9stories
+181ft-148ft

Overall

1484

Males

1404

M40-44

1404

30K→20M

18.6 - 20.0 mi

Top 6%
×5stories
+64ft-50ft

Overall

1748

Males

1654

M40-44

1654

20M→21M

20.0 - 21.0 mi

Top 7%
×8stories
+106ft-24ft

Overall

1977

Males

1860

M40-44

1860

21M→35K

21.0 - 21.8 mi

Top 5%
×7stories
+17ft-86ft

Overall

1521

Males

1431

M40-44

1431

35K→23M

21.8 - 23.0 mi

Top 5%
×5stories
+23ft-63ft

Overall

1432

Males

1348

M40-44

1348

23M→24M

23.0 - 24.0 mi

Top 6%
×6stories
+12ft-82ft

Overall

1639

Males

1526

M40-44

1526

24M→40K

24.0 - 24.9 mi

Top 6%
×1story
+6ft-20ft

Overall

1698

Males

1568

M40-44

1568

40K→25.2M

24.9 - 25.2 mi

Top 5%
×1story
+13ft-16ft

Overall

1474

Males

1345

M40-44

1345

25.2M→Finish

25.2 - 26.2 mi

Top 4%
×2stories
+22ft-21ft

Overall

1093

Males

1023

M40-44

1023

Passing Analysis

Category:
Athletes Passed
719
Passed By
381
Net Change
+338
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#1770
5K → 10K13837+101#1770#1669
10K → 15K5766-9#1669#1678
15K → 20K4768-21#1678#1699
20K → Half182+16#1699#1683
Half → 25K5239+13#1683#1670
25K → 30K9533+62#1670#1608
30K → 20M4227+15#1608#1593
20M → 21M3836+2#1593#1591
21M → 35K3917+22#1591#1569
35K → 23M6419+45#1569#1524
23M → 24M3411+23#1524#1501
24M → 40K3812+26#1501#1475
40K → 25.2M119+2#1475#1473
25.2M → Finish465+41#1473#1432
TOTALS719381+338
📊

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