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BOSTON MARATHON 2025

Zheng Ruan

Bib: 9274•M

0:00
0:00
/ mi
Masters
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Overall
#0 / 28404
Top 14%
Gender (Male)
#0 / 16105
Top 23%
Masters (Masters Men)
#0 / 10463
Top 9%
Division (M45-49)
#0 / 2386
Top 11%
Race Day Weather
50°/40°F
broken clouds

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
21:25
Rank: #6999
Start → 5K
21:25 | 6:54/mi
10K· 6.21 mi
42:23
Rank: #6496 (+503)
5K → 10K
20:58 | 6:45/mi
15K· 9.32 mi
1:03:16
Rank: #6065 (+431)
10K → 15K
20:53 | 6:43/mi
20K· 12.43 mi
1:24:13
Rank: #5724 (+341)
15K → 20K
20:57 | 6:45/mi
Half· 13.11 mi
1:28:44
Rank: #5656 (+68)
20K → Half
4:31 | 6:37/mi
25K· 15.53 mi
1:45:11
Rank: #5469 (+187)
Half → 25K
16:27 | 6:47/mi
30K· 18.64 mi
2:06:42
Rank: #5120 (+349)
25K → 30K
21:31 | 6:56/mi
20M
2:16:02
Rank: #4931 (+189)
30K → 20M
9:20 | 6:52/mi
21M
2:23:08
Rank: #4734 (+197)
20M → 21M
7:06 | 7:06/mi
35K· 21.75 mi
2:28:02
Rank: #4610 (+124)
21M → 35K
4:54 | 6:33/mi
23M
2:36:25
Rank: #4389 (+221)
35K → 23M
8:23 | 6:42/mi
24M
2:42:52
Rank: #4197 (+192)
23M → 24M
6:27 | 6:27/mi
40K· 24.85 mi
2:48:40
Rank: #4109 (+88)
24M → 40K
5:48 | 6:47/mi
25.2M
2:51:10
Rank: #4068 (+41)
40K → 25.2M
2:30 | 7:15/mi
Finish· 26.22 mi
2:57:43
Rank: #3955 (+113)
25.2M → Finish
6:33 | 6:26/mi

The Course

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Half Splits

1st Half· via Half⚖️ Balanced
Distance13.11 mi
Time1:28:44
Pace6:46 /mi
2nd Half⚖️ Balanced
Distance13.11 mi
Time1:28:59
Pace6:47 /mi
📊Even Split: Consistent pacing between halves

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:47:2821:256:5421:25
6:54
-
10K
6.21 mi11:08:2642:236:4920:58
6:45
-0:09
15K
9.32 mi11:29:191:03:166:4720:53
6:43
-0:02
20K
12.43 mi11:50:161:24:136:4720:57
6:45
+0:02
Half
13.11 mi11:54:471:28:446:464:31
6:37
-0:08
25K
15.53 mi12:11:141:45:116:4616:27
6:47
+0:10
30K
18.64 mi12:32:452:06:426:4821:31
6:56
+0:09
20M
20.00 mi12:42:052:16:026:489:20
6:52
-0:04
21M
21.00 mi12:49:112:23:086:497:06
7:06
+0:14
35K
21.75 mi12:54:052:28:026:484:54
6:33
-0:33
23M
23.00 mi13:02:282:36:256:488:23
6:42
+0:09
24M
24.00 mi13:08:552:42:526:476:27
6:27
-0:15
40K
24.85 mi13:14:432:48:406:475:48
6:47
+0:20
25.2M
25.20 mi13:17:132:51:106:482:30
7:15
+0:28
Finish
26.22 mi13:23:462:57:436:476:33
6:26
-0:49

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

6:26 /mi

Average Pace

6:47 /mi

Slowest Pace

7:15 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:48:07

95% of race

Time at Steady Pace

9:36

5% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 6:47 /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 mi10:47:2821:256:5421:25
6:54
#6999
10K
6.21 mi11:08:2642:236:4920:58
6:45
#6496
15K
9.32 mi11:29:191:03:166:4720:53
6:43
#6065
20K
12.43 mi11:50:161:24:136:4720:57
6:45
#5724
Half
13.11 mi11:54:471:28:446:464:31
6:37
#5656
25K
15.53 mi12:11:141:45:116:4616:27
6:47
#5469
30K
18.64 mi12:32:452:06:426:4821:31
6:56
#5120
20M
20.00 mi12:42:052:16:026:489:20
6:52
#4931
21M
21.00 mi12:49:112:23:086:497:06
7:06
#4734
35K
21.75 mi12:54:052:28:026:484:54
6:33
#4610
23M
23.00 mi13:02:282:36:256:488:23
6:42
#4389
24M
24.00 mi13:08:552:42:526:476:27
6:27
#4197
40K
24.85 mi13:14:432:48:406:475:48
6:47
#4109
25.2M
25.20 mi13:17:132:51:106:482:30
7:15
#4068
Finish
26.22 mi13:23:462:57:436:476:33
6:26
#3955
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM45-49Seg. OverallSeg. MalesSeg. M45-49
5K3.11 mi3.11 mi6999629262925264(Top 19%)4863(Top 30%)4863(Top 204%)
10K6.21 mi3.10 mi6496+5035911+3815911+3815803(Top 20%)5311(Top 33%)5311(Top 223%)
15K9.32 mi3.11 mi6065+4315553+3585553+3585264(Top 19%)4863(Top 30%)4863(Top 204%)
20K12.43 mi3.11 mi5724+3415254+2995254+2994789(Top 17%)4432(Top 28%)4432(Top 186%)
Half13.11 mi0.68 mi5656+685195+595195+594510(Top 16%)4203(Top 26%)4203(Top 176%)
25K15.53 mi2.42 mi5469+1875028+1675028+1674733(Top 17%)4356(Top 27%)4356(Top 183%)
30K18.64 mi3.11 mi5120+3494712+3164712+3164239(Top 15%)3892(Top 24%)3892(Top 163%)
20M20.00 mi1.36 mi4931+1894553+1594553+1593310(Top 12%)3061(Top 19%)3061(Top 128%)
21M21.00 mi1.00 mi4734+1974380+1734380+1732670(Top 9%)2480(Top 15%)2480(Top 104%)
35K21.75 mi0.75 mi4610+1244264+1164264+1162717(Top 10%)2515(Top 16%)2515(Top 105%)
23M23.00 mi1.25 mi4389+2214063+2014063+2012239(Top 8%)2090(Top 13%)2090(Top 88%)
24M24.00 mi1.00 mi4197+1923885+1783885+1781861(Top 7%)1730(Top 11%)1730(Top 73%)
40K24.85 mi0.85 mi4109+883800+853800+852756(Top 10%)2500(Top 16%)2500(Top 105%)
25.2M25.20 mi0.35 mi4068+413761+393761+392326(Top 8%)2079(Top 13%)2079(Top 87%)
Finish26.22 mi1.02 mi3955+1133654+1073654+1072444(Top 9%)2224(Top 14%)2224(Top 93%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 19%
×21stories
+97ft-345ft

Overall

5264

Males

4863

M45-49

4863

5K→10K

3.1 - 6.2 mi

Top 20%
×5stories
+79ft-138ft

Overall

5803

Males

5311

M45-49

5311

10K→15K

6.2 - 9.3 mi

Top 19%
×3stories
+67ft-78ft

Overall

5264

Males

4863

M45-49

4863

15K→20K

9.3 - 12.4 mi

Top 17%
×5stories
+106ft-86ft

Overall

4789

Males

4432

M45-49

4432

20K→Half

12.4 - 13.1 mi

Top 16%
×2stories
+19ft-37ft

Overall

4510

Males

4203

M45-49

4203

Half→25K

13.1 - 15.5 mi

Top 17%
×4stories
+66ft-88ft

Overall

4733

Males

4356

M45-49

4356

25K→30K

15.5 - 18.6 mi

Top 15%
×9stories
+181ft-148ft

Overall

4239

Males

3892

M45-49

3892

30K→20M

18.6 - 20.0 mi

Top 12%
×5stories
+64ft-50ft

Overall

3310

Males

3061

M45-49

3061

20M→21M

20.0 - 21.0 mi

Top 9%
×8stories
+106ft-24ft

Overall

2670

Males

2480

M45-49

2480

21M→35K

21.0 - 21.8 mi

Top 10%
×7stories
+17ft-86ft

Overall

2717

Males

2515

M45-49

2515

35K→23M

21.8 - 23.0 mi

Top 8%
×5stories
+23ft-63ft

Overall

2239

Males

2090

M45-49

2090

23M→24M

23.0 - 24.0 mi

Top 7%
×6stories
+12ft-82ft

Overall

1861

Males

1730

M45-49

1730

24M→40K

24.0 - 24.9 mi

Top 10%
×1story
+6ft-20ft

Overall

2756

Males

2500

M45-49

2500

40K→25.2M

24.9 - 25.2 mi

Top 8%
×1story
+13ft-16ft

Overall

2326

Males

2079

M45-49

2079

25.2M→Finish

25.2 - 26.2 mi

Top 9%
×2stories
+22ft-21ft

Overall

2444

Males

2224

M45-49

2224

Passing Analysis

Category:
Athletes Passed
3201
Passed By
157
Net Change
+3044
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#6999
5K → 10K53128+503#6999#6496
10K → 15K45019+431#6496#6065
15K → 20K35716+341#6065#5724
20K → Half713+68#5724#5656
Half → 25K22134+187#5656#5469
25K → 30K37122+349#5469#5120
30K → 20M1945+189#5120#4931
20M → 21M2014+197#4931#4734
21M → 35K1251+124#4734#4610
35K → 23M2232+221#4610#4389
23M → 24M1920+192#4389#4197
24M → 40K935+88#4197#4109
40K → 25.2M476+41#4109#4068
25.2M → Finish12512+113#4068#3955
TOTALS3201157+3044
📊

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