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BOSTON MARATHON 2025

Cao Jinke

Bib: 7357•M

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

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
27:05
Rank: #21078
Start → 5K
27:05 | 8:43/mi
10K· 6.21 mi
53:30
Rank: #20441 (+637)
5K → 10K
26:25 | 8:30/mi
15K· 9.32 mi
1:19:35
Rank: #19907 (+534)
10K → 15K
26:05 | 8:24/mi
20K· 12.43 mi
1:46:04
Rank: #19494 (+413)
15K → 20K
26:29 | 8:31/mi
Half· 13.11 mi
1:51:35
Rank: #19329 (+165)
20K → Half
5:31 | 8:05/mi
25K· 15.53 mi
2:12:26
Rank: #19058 (+271)
Half → 25K
20:51 | 8:36/mi
30K· 18.64 mi
2:40:36
Rank: #18842 (+216)
25K → 30K
28:10 | 9:04/mi
20M
2:55:29
Rank: #19431 (-589)
30K → 20M
14:53 | 10:57/mi
21M
3:08:09
Rank: #19990 (-559)
20M → 21M
12:40 | 12:40/mi
35K· 21.75 mi
3:15:01
Rank: #19958 (+32)
21M → 35K
6:52 | 9:11/mi
23M
3:28:18
Rank: #20168 (-210)
35K → 23M
13:17 | 10:37/mi
24M
3:37:20
Rank: #20075 (+93)
23M → 24M
9:02 | 9:02/mi
40K· 24.85 mi
3:45:21
Rank: #19994 (+81)
24M → 40K
8:01 | 9:23/mi
25.2M
3:48:57
Rank: #19981 (+13)
40K → 25.2M
3:36 | 10:26/mi
Finish· 26.22 mi
3:57:42
Rank: #19878 (+103)
25.2M → Finish
8:45 | 8:35/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:51:35
Pace8:31 /mi
2nd Half
Distance13.11 mi
Time2:06:07
Pace9:37 /mi
📊Positive Split: 13.0% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:33:3827:058:4327:05
8:43
-
10K
6.21 mi11:00:0353:308:3726:25
8:30
-0:13
15K
9.32 mi11:26:081:19:358:3226:05
8:24
-0:06
20K
12.43 mi11:52:371:46:048:3226:29
8:31
+0:07
Half
13.11 mi11:58:081:51:358:315:31
8:05
-0:26
25K
15.53 mi12:18:592:12:268:3220:51
8:36
+0:31
30K
18.64 mi12:47:092:40:368:3728:10
9:04
+0:28
20M
20.00 mi13:02:022:55:298:4614:53
10:57
+1:53
21M
21.00 mi13:14:423:08:098:5812:40
12:40
+1:43
35K
21.75 mi13:21:343:15:018:586:52
9:11
-3:29
23M
23.00 mi13:34:513:28:189:0313:17
10:37
+1:26
24M
24.00 mi13:43:533:37:209:039:02
9:02
-1:35
40K
24.85 mi13:51:543:45:219:048:01
9:23
+0:21
25.2M
25.20 mi13:55:303:48:579:053:36
10:26
+1:03
Finish
26.22 mi14:04:153:57:429:048:45
8:35
-1:51

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

8:05 /mi

Average Pace

9:04 /mi

Slowest Pace

12:40 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

31:36

13% of race

Time at Steady Pace

2:41:40

68% of race

Time at Slower Pace

44:26

19% of race

Average Pace: 9:04 /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 mi10:33:3827:058:4327:05
8:43
#21078
10K
6.21 mi11:00:0353:308:3726:25
8:30
#20441
15K
9.32 mi11:26:081:19:358:3226:05
8:24
#19907
20K
12.43 mi11:52:371:46:048:3226:29
8:31
#19494
Half
13.11 mi11:58:081:51:358:315:31
8:05
#19329
25K
15.53 mi12:18:592:12:268:3220:51
8:36
#19058
30K
18.64 mi12:47:092:40:368:3728:10
9:04
#18842
20M
20.00 mi13:02:022:55:298:4614:53
10:57
#19431
21M
21.00 mi13:14:423:08:098:5812:40
12:40
#19990
35K
21.75 mi13:21:343:15:018:586:52
9:11
#19958
23M
23.00 mi13:34:513:28:189:0313:17
10:37
#20168
24M
24.00 mi13:43:533:37:209:039:02
9:02
#20075
40K
24.85 mi13:51:543:45:219:048:01
9:23
#19994
25.2M
25.20 mi13:55:303:48:579:053:36
10:26
#19981
Finish
26.22 mi14:04:153:57:429:048:45
8:35
#19878
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM40-44Seg. OverallSeg. MalesSeg. M40-44
5K3.11 mi3.11 mi21078128951289518670(Top 66%)11915(Top 74%)11915(Top 530%)
10K6.21 mi3.10 mi20441+63712643+25212643+25219811(Top 70%)12390(Top 77%)12390(Top 551%)
15K9.32 mi3.11 mi19907+53412436+20712436+20718670(Top 66%)11915(Top 74%)11915(Top 530%)
20K12.43 mi3.11 mi19494+41312253+18312253+18318395(Top 65%)11782(Top 73%)11782(Top 524%)
Half13.11 mi0.68 mi19329+16512174+7912174+7916520(Top 58%)10999(Top 68%)10999(Top 489%)
25K15.53 mi2.42 mi19058+27112052+12212052+12217799(Top 63%)11444(Top 71%)11444(Top 509%)
30K18.64 mi3.11 mi18842+21611935+11711935+11718006(Top 63%)11386(Top 71%)11386(Top 507%)
20M20.00 mi1.36 mi19431-58912155-22012155-22023490(Top 83%)13752(Top 85%)13752(Top 612%)
21M21.00 mi1.00 mi19990-55912371-21612371-21624612(Top 87%)14191(Top 88%)14191(Top 632%)
35K21.75 mi0.75 mi19958+3212339+3212339+3219082(Top 67%)11546(Top 72%)11546(Top 514%)
23M23.00 mi1.25 mi20168-21012403-6412403-6422285(Top 78%)13009(Top 81%)13009(Top 579%)
24M24.00 mi1.00 mi20075+9312343+6012343+6017532(Top 62%)10714(Top 67%)10714(Top 477%)
40K24.85 mi0.85 mi19994+8112281+6212281+6218174(Top 64%)10919(Top 68%)10919(Top 486%)
25.2M25.20 mi0.35 mi19981+1312271+1012271+1018761(Top 66%)11205(Top 70%)11205(Top 499%)
Finish26.22 mi1.02 mi19878+10312208+6312208+6316762(Top 59%)10289(Top 64%)10289(Top 458%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 66%
×21stories
+97ft-345ft

Overall

18670

Males

11915

M40-44

11915

5K→10K

3.1 - 6.2 mi

Top 70%
×5stories
+79ft-138ft

Overall

19811

Males

12390

M40-44

12390

10K→15K

6.2 - 9.3 mi

Top 66%
×3stories
+67ft-78ft

Overall

18670

Males

11915

M40-44

11915

15K→20K

9.3 - 12.4 mi

Top 65%
×5stories
+106ft-86ft

Overall

18395

Males

11782

M40-44

11782

20K→Half

12.4 - 13.1 mi

Top 58%
×2stories
+19ft-37ft

Overall

16520

Males

10999

M40-44

10999

Half→25K

13.1 - 15.5 mi

Top 63%
×4stories
+66ft-88ft

Overall

17799

Males

11444

M40-44

11444

25K→30K

15.5 - 18.6 mi

Top 63%
×9stories
+181ft-148ft

Overall

18006

Males

11386

M40-44

11386

30K→20M

18.6 - 20.0 mi

Top 83%
×5stories
+64ft-50ft

Overall

23490

Males

13752

M40-44

13752

20M→21M

20.0 - 21.0 mi

Top 87%
×8stories
+106ft-24ft

Overall

24612

Males

14191

M40-44

14191

21M→35K

21.0 - 21.8 mi

Top 67%
×7stories
+17ft-86ft

Overall

19082

Males

11546

M40-44

11546

35K→23M

21.8 - 23.0 mi

Top 78%
×5stories
+23ft-63ft

Overall

22285

Males

13009

M40-44

13009

23M→24M

23.0 - 24.0 mi

Top 62%
×6stories
+12ft-82ft

Overall

17532

Males

10714

M40-44

10714

24M→40K

24.0 - 24.9 mi

Top 64%
×1story
+6ft-20ft

Overall

18174

Males

10919

M40-44

10919

40K→25.2M

24.9 - 25.2 mi

Top 66%
×1story
+13ft-16ft

Overall

18761

Males

11205

M40-44

11205

25.2M→Finish

25.2 - 26.2 mi

Top 59%
×2stories
+22ft-21ft

Overall

16762

Males

10289

M40-44

10289

Passing Analysis

Category:
Athletes Passed
3055
Passed By
1855
Net Change
+1200
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#21078
5K → 10K73396+637#21078#20441
10K → 15K55723+534#20441#19907
15K → 20K44936+413#19907#19494
20K → Half1650+165#19494#19329
Half → 25K31443+271#19329#19058
25K → 30K335119+216#19058#18842
30K → 20M18607-589#18842#19431
20M → 21M16575-559#19431#19990
21M → 35K6634+32#19990#19958
35K → 23M37247-210#19958#20168
23M → 24M10916+93#20168#20075
24M → 40K10120+81#20075#19994
40K → 25.2M2916+13#19994#19981
25.2M → Finish12623+103#19981#19878
TOTALS30551855+1200
📊

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