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BOSTON MARATHON 2025

Yongqin Zhang

Bib: 13588•M

0:00
0:00
/ mi
Masters
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Overall
#0 / 28404
Gender (Male)
#0 / 16105
Masters (Masters Men)
#0 / 10463
Division (M55-59)
#0 / 1648
Race Day Weather
50°/40°F
broken clouds

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
26:56
Rank: #20850
Start → 5K
26:56 | 8:40/mi
10K· 6.21 mi
52:42
Rank: #19718 (+1132)
5K → 10K
25:46 | 8:18/mi
15K· 9.32 mi
1:18:10
Rank: #18949 (+769)
10K → 15K
25:28 | 8:12/mi
20K· 12.43 mi
1:43:52
Rank: #18370 (+579)
15K → 20K
25:42 | 8:16/mi
Half· 13.11 mi
1:49:28
Rank: #18309 (+61)
20K → Half
5:36 | 8:12/mi
25K· 15.53 mi
2:10:06
Rank: #18096 (+213)
Half → 25K
20:38 | 8:31/mi
30K· 18.64 mi
2:38:40
Rank: #18210 (-114)
25K → 30K
28:34 | 9:12/mi
20M
2:51:47
Rank: #18366 (-156)
30K → 20M
13:07 | 9:39/mi
21M
3:02:42
Rank: #18614 (-248)
20M → 21M
10:55 | 10:55/mi
35K· 21.75 mi
3:10:07
Rank: #18785 (-171)
21M → 35K
7:25 | 9:55/mi
23M
3:22:44
Rank: #18955 (-170)
35K → 23M
12:37 | 10:05/mi
24M
3:32:24
Rank: #19043 (-88)
23M → 24M
9:40 | 9:40/mi
40K· 24.85 mi
3:40:38
Rank: #19027 (+16)
24M → 40K
8:14 | 9:38/mi
25.2M
3:44:17
Rank: #19039 (-12)
40K → 25.2M
3:39 | 10:35/mi
Finish· 26.22 mi
3:53:33
Rank: #19047 (-8)
25.2M → Finish
9:16 | 9:06/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:49:28
Pace8:21 /mi
2nd Half
Distance13.11 mi
Time2:04:05
Pace9:28 /mi
📊Positive Split: 13.4% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:57:1326:568:4026:56
8:40
-
10K
6.21 mi11:22:5952:428:2925:46
8:18
-0:22
15K
9.32 mi11:48:271:18:108:2325:28
8:12
-0:06
20K
12.43 mi12:14:091:43:528:2125:42
8:16
+0:04
Half
13.11 mi12:19:451:49:288:215:36
8:12
-0:04
25K
15.53 mi12:40:232:10:068:2320:38
8:31
+0:19
30K
18.64 mi13:08:572:38:408:3128:34
9:12
+0:41
20M
20.00 mi13:22:042:51:478:3513:07
9:39
+0:27
21M
21.00 mi13:32:593:02:428:4210:55
10:55
+1:16
35K
21.75 mi13:40:243:10:078:457:25
9:55
-1:00
23M
23.00 mi13:53:013:22:448:4912:37
10:05
+0:10
24M
24.00 mi14:02:413:32:248:519:40
9:40
-0:25
40K
24.85 mi14:10:553:40:388:538:14
9:38
-0:02
25.2M
25.20 mi14:14:343:44:178:543:39
10:35
+0:57
Finish
26.22 mi14:23:503:53:338:559:16
9:06
-1:29

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

8:12 /mi

Average Pace

8:55 /mi

Slowest Pace

10:55 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:10:06

56% of race

Time at Steady Pace

37:50

16% of race

Time at Slower Pace

1:05:37

28% of race

Average Pace: 8:54 /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 mi10:57:1326:568:4026:56
8:40
#20850
10K
6.21 mi11:22:5952:428:2925:46
8:18
#19718
15K
9.32 mi11:48:271:18:108:2325:28
8:12
#18949
20K
12.43 mi12:14:091:43:528:2125:42
8:16
#18370
Half
13.11 mi12:19:451:49:288:215:36
8:12
#18309
25K
15.53 mi12:40:232:10:068:2320:38
8:31
#18096
30K
18.64 mi13:08:572:38:408:3128:34
9:12
#18210
20M
20.00 mi13:22:042:51:478:3513:07
9:39
#18366
21M
21.00 mi13:32:593:02:428:4210:55
10:55
#18614
35K
21.75 mi13:40:243:10:078:457:25
9:55
#18785
23M
23.00 mi13:53:013:22:448:4912:37
10:05
#18955
24M
24.00 mi14:02:413:32:248:519:40
9:40
#19043
40K
24.85 mi14:10:553:40:388:538:14
9:38
#19027
25.2M
25.20 mi14:14:343:44:178:543:39
10:35
#19039
Finish
26.22 mi14:23:503:53:338:559:16
9:06
#19047
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM55-59Seg. OverallSeg. MalesSeg. M55-59
5K3.11 mi3.11 mi20850127901279017362(Top 61%)11379(Top 71%)11379(Top 690%)
10K6.21 mi3.10 mi19718+113212349+44112349+44118498(Top 65%)11846(Top 74%)11846(Top 719%)
15K9.32 mi3.11 mi18949+76912015+33412015+33417362(Top 61%)11379(Top 71%)11379(Top 690%)
20K12.43 mi3.11 mi18370+57911769+24611769+24616770(Top 59%)11077(Top 69%)11077(Top 672%)
Half13.11 mi0.68 mi18309+6111737+3211737+3217310(Top 61%)11337(Top 70%)11337(Top 688%)
25K15.53 mi2.42 mi18096+21311633+10411633+10417262(Top 61%)11212(Top 70%)11212(Top 680%)
30K18.64 mi3.11 mi18210-11411650-1711650-1718617(Top 66%)11670(Top 72%)11670(Top 708%)
20M20.00 mi1.36 mi18366-15611695-4511695-4519769(Top 70%)12054(Top 75%)12054(Top 731%)
21M21.00 mi1.00 mi18614-24811780-8511780-8521156(Top 74%)12571(Top 78%)12571(Top 763%)
35K21.75 mi0.75 mi18785-17111832-5211832-5221636(Top 76%)12731(Top 79%)12731(Top 773%)
23M23.00 mi1.25 mi18955-17011876-4411876-4420720(Top 73%)12253(Top 76%)12253(Top 744%)
24M24.00 mi1.00 mi19043-8811898-2211898-2220251(Top 71%)11982(Top 74%)11982(Top 727%)
40K24.85 mi0.85 mi19027+1611862+3611862+3619188(Top 68%)11416(Top 71%)11416(Top 693%)
25.2M25.20 mi0.35 mi19039-1211856+611856+619279(Top 68%)11438(Top 71%)11438(Top 694%)
Finish26.22 mi1.02 mi19047-811836+2011836+2019480(Top 69%)11573(Top 72%)11573(Top 702%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 61%
×21stories
+97ft-345ft

Overall

17362

Males

11379

M55-59

11379

5K→10K

3.1 - 6.2 mi

Top 65%
×5stories
+79ft-138ft

Overall

18498

Males

11846

M55-59

11846

10K→15K

6.2 - 9.3 mi

Top 61%
×3stories
+67ft-78ft

Overall

17362

Males

11379

M55-59

11379

15K→20K

9.3 - 12.4 mi

Top 59%
×5stories
+106ft-86ft

Overall

16770

Males

11077

M55-59

11077

20K→Half

12.4 - 13.1 mi

Top 61%
×2stories
+19ft-37ft

Overall

17310

Males

11337

M55-59

11337

Half→25K

13.1 - 15.5 mi

Top 61%
×4stories
+66ft-88ft

Overall

17262

Males

11212

M55-59

11212

25K→30K

15.5 - 18.6 mi

Top 66%
×9stories
+181ft-148ft

Overall

18617

Males

11670

M55-59

11670

30K→20M

18.6 - 20.0 mi

Top 70%
×5stories
+64ft-50ft

Overall

19769

Males

12054

M55-59

12054

20M→21M

20.0 - 21.0 mi

Top 74%
×8stories
+106ft-24ft

Overall

21156

Males

12571

M55-59

12571

21M→35K

21.0 - 21.8 mi

Top 76%
×7stories
+17ft-86ft

Overall

21636

Males

12731

M55-59

12731

35K→23M

21.8 - 23.0 mi

Top 73%
×5stories
+23ft-63ft

Overall

20720

Males

12253

M55-59

12253

23M→24M

23.0 - 24.0 mi

Top 71%
×6stories
+12ft-82ft

Overall

20251

Males

11982

M55-59

11982

24M→40K

24.0 - 24.9 mi

Top 68%
×1story
+6ft-20ft

Overall

19188

Males

11416

M55-59

11416

40K→25.2M

24.9 - 25.2 mi

Top 68%
×1story
+13ft-16ft

Overall

19279

Males

11438

M55-59

11438

25.2M→Finish

25.2 - 26.2 mi

Top 69%
×2stories
+22ft-21ft

Overall

19480

Males

11573

M55-59

11573

Passing Analysis

Category:
Athletes Passed
3490
Passed By
1687
Net Change
+1803
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#20850
5K → 10K116533+1132#20850#19718
10K → 15K78213+769#19718#18949
15K → 20K59314+579#18949#18370
20K → Half7413+61#18370#18309
Half → 25K27966+213#18309#18096
25K → 30K207321-114#18096#18210
30K → 20M74230-156#18210#18366
20M → 21M44292-248#18366#18614
21M → 35K25196-171#18614#18785
35K → 23M54224-170#18785#18955
23M → 24M38126-88#18955#19043
24M → 40K8165+16#19043#19027
40K → 25.2M2537-12#19027#19039
25.2M → Finish4957-8#19039#19047
TOTALS34901687+1803
📊

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