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BOSTON MARATHON 2025

Wei Jiang

Bib: 10135•M

PA

0:00
0:00
/ mi
Masters
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Overall
#0 / 28404
Top 30%
Gender (Male)
#0 / 16105
Top 44%
Masters (Masters Men)
#0 / 10463
Top 31%
Division (M50-54)
#0 / 1996
Top 30%
Race Day Weather
50°/40°F
broken clouds

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
22:43
Rank: #10462
Start → 5K
22:43 | 7:19/mi
10K· 6.21 mi
44:53
Rank: #9652 (+810)
5K → 10K
22:10 | 7:08/mi
15K· 9.32 mi
1:07:09
Rank: #9369 (+283)
10K → 15K
22:16 | 7:10/mi
20K· 12.43 mi
1:29:39
Rank: #9117 (+252)
15K → 20K
22:30 | 7:15/mi
Half· 13.11 mi
1:34:27
Rank: #9028 (+89)
20K → Half
4:48 | 7:02/mi
25K· 15.53 mi
1:52:09
Rank: #8851 (+177)
Half → 25K
17:42 | 7:18/mi
30K· 18.64 mi
2:16:08
Rank: #8859 (-8)
25K → 30K
23:59 | 7:43/mi
20M
2:26:45
Rank: #8845 (+14)
30K → 20M
10:37 | 7:49/mi
21M
2:35:02
Rank: #8817 (+28)
20M → 21M
8:17 | 8:17/mi
35K· 21.75 mi
2:40:32
Rank: #8755 (+62)
21M → 35K
5:30 | 7:21/mi
23M
2:50:16
Rank: #8677 (+78)
35K → 23M
9:44 | 7:46/mi
24M
2:57:53
Rank: #8625 (+52)
23M → 24M
7:37 | 7:37/mi
40K· 24.85 mi
3:04:34
Rank: #8596 (+29)
24M → 40K
6:41 | 7:49/mi
25.2M
3:07:33
Rank: #8597 (-1)
40K → 25.2M
2:59 | 8:39/mi
Finish· 26.22 mi
3:15:16
Rank: #8640 (-43)
25.2M → Finish
7:43 | 7:34/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:34:27
Pace7:12 /mi
2nd Half
Distance13.11 mi
Time1:40:49
Pace7:41 /mi
📊Positive Split: 6.7% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:49:1922:437:1922:43
7:19
-
10K
6.21 mi11:11:2944:537:1322:10
7:08
-0:11
15K
9.32 mi11:33:451:07:097:1222:16
7:10
+0:02
20K
12.43 mi11:56:151:29:397:1322:30
7:15
+0:05
Half
13.11 mi12:01:031:34:277:124:48
7:02
-0:13
25K
15.53 mi12:18:451:52:097:1317:42
7:18
+0:16
30K
18.64 mi12:42:442:16:087:1823:59
7:43
+0:25
20M
20.00 mi12:53:212:26:457:2010:37
7:49
+0:06
21M
21.00 mi13:01:382:35:027:238:17
8:17
+0:28
35K
21.75 mi13:07:082:40:327:235:30
7:21
-0:56
23M
23.00 mi13:16:522:50:167:249:44
7:46
+0:25
24M
24.00 mi13:24:292:57:537:257:37
7:37
-0:09
40K
24.85 mi13:31:103:04:347:266:41
7:49
+0:12
25.2M
25.20 mi13:34:093:07:337:272:59
8:39
+0:50
Finish
26.22 mi13:41:523:15:167:277:43
7:34
-1:05

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

7:02 /mi

Average Pace

7:27 /mi

Slowest Pace

8:39 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

1:57:39

60% of race

Time at Steady Pace

49:03

25% of race

Time at Slower Pace

28:34

15% of race

Average Pace: 7:27 /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 mi10:49:1922:437:1922:43
7:19
#10462
10K
6.21 mi11:11:2944:537:1322:10
7:08
#9652
15K
9.32 mi11:33:451:07:097:1222:16
7:10
#9369
20K
12.43 mi11:56:151:29:397:1322:30
7:15
#9117
Half
13.11 mi12:01:031:34:277:124:48
7:02
#9028
25K
15.53 mi12:18:451:52:097:1317:42
7:18
#8851
30K
18.64 mi12:42:442:16:087:1823:59
7:43
#8859
20M
20.00 mi12:53:212:26:457:2010:37
7:49
#8845
21M
21.00 mi13:01:382:35:027:238:17
8:17
#8817
35K
21.75 mi13:07:082:40:327:235:30
7:21
#8755
23M
23.00 mi13:16:522:50:167:249:44
7:46
#8677
24M
24.00 mi13:24:292:57:537:257:37
7:37
#8625
40K
24.85 mi13:31:103:04:347:266:41
7:49
#8596
25.2M
25.20 mi13:34:093:07:337:272:59
8:39
#8597
Finish
26.22 mi13:41:523:15:167:277:43
7:34
#8640
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM50-54Seg. OverallSeg. MalesSeg. M50-54
5K3.11 mi3.11 mi10462841584158827(Top 31%)7452(Top 46%)7452(Top 373%)
10K6.21 mi3.10 mi9652+8107986+4297986+4298948(Top 32%)7574(Top 47%)7574(Top 379%)
15K9.32 mi3.11 mi9369+2837799+1877799+1878827(Top 31%)7452(Top 46%)7452(Top 373%)
20K12.43 mi3.11 mi9117+2527630+1697630+1698540(Top 30%)7187(Top 45%)7187(Top 360%)
Half13.11 mi0.68 mi9028+897575+557575+557815(Top 28%)6777(Top 42%)6777(Top 340%)
25K15.53 mi2.42 mi8851+1777443+1327443+1328355(Top 29%)6970(Top 43%)6970(Top 349%)
30K18.64 mi3.11 mi8859-87389+547389+549311(Top 33%)7319(Top 45%)7319(Top 367%)
20M20.00 mi1.36 mi8845+147349+407349+409092(Top 32%)7042(Top 44%)7042(Top 353%)
21M21.00 mi1.00 mi8817+287298+517298+519103(Top 32%)6871(Top 43%)6871(Top 344%)
35K21.75 mi0.75 mi8755+627241+577241+577551(Top 27%)6028(Top 37%)6028(Top 302%)
23M23.00 mi1.25 mi8677+787153+887153+888391(Top 30%)6387(Top 40%)6387(Top 320%)
24M24.00 mi1.00 mi8625+527090+637090+638520(Top 30%)6396(Top 40%)6396(Top 320%)
40K24.85 mi0.85 mi8596+297033+577033+578856(Top 31%)6438(Top 40%)6438(Top 323%)
25.2M25.20 mi0.35 mi8597-17017+167017+169653(Top 34%)6772(Top 42%)6772(Top 339%)
Finish26.22 mi1.02 mi8640-437011+67011+69697(Top 34%)6808(Top 42%)6808(Top 341%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 31%
×21stories
+97ft-345ft

Overall

8827

Males

7452

M50-54

7452

5K→10K

3.1 - 6.2 mi

Top 32%
×5stories
+79ft-138ft

Overall

8948

Males

7574

M50-54

7574

10K→15K

6.2 - 9.3 mi

Top 31%
×3stories
+67ft-78ft

Overall

8827

Males

7452

M50-54

7452

15K→20K

9.3 - 12.4 mi

Top 30%
×5stories
+106ft-86ft

Overall

8540

Males

7187

M50-54

7187

20K→Half

12.4 - 13.1 mi

Top 28%
×2stories
+19ft-37ft

Overall

7815

Males

6777

M50-54

6777

Half→25K

13.1 - 15.5 mi

Top 29%
×4stories
+66ft-88ft

Overall

8355

Males

6970

M50-54

6970

25K→30K

15.5 - 18.6 mi

Top 33%
×9stories
+181ft-148ft

Overall

9311

Males

7319

M50-54

7319

30K→20M

18.6 - 20.0 mi

Top 32%
×5stories
+64ft-50ft

Overall

9092

Males

7042

M50-54

7042

20M→21M

20.0 - 21.0 mi

Top 32%
×8stories
+106ft-24ft

Overall

9103

Males

6871

M50-54

6871

21M→35K

21.0 - 21.8 mi

Top 27%
×7stories
+17ft-86ft

Overall

7551

Males

6028

M50-54

6028

35K→23M

21.8 - 23.0 mi

Top 30%
×5stories
+23ft-63ft

Overall

8391

Males

6387

M50-54

6387

23M→24M

23.0 - 24.0 mi

Top 30%
×6stories
+12ft-82ft

Overall

8520

Males

6396

M50-54

6396

24M→40K

24.0 - 24.9 mi

Top 31%
×1story
+6ft-20ft

Overall

8856

Males

6438

M50-54

6438

40K→25.2M

24.9 - 25.2 mi

Top 34%
×1story
+13ft-16ft

Overall

9653

Males

6772

M50-54

6772

25.2M→Finish

25.2 - 26.2 mi

Top 34%
×2stories
+22ft-21ft

Overall

9697

Males

6808

M50-54

6808

Passing Analysis

Category:
Athletes Passed
2778*
Passed By
956
Net Change
+1822
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#10462
5K → 10K853*43+810#10462#9652
10K → 15K32441+283#9652#9369
15K → 20K30856+252#9369#9117
20K → Half989+89#9117#9028
Half → 25K23760+177#9028#8851
25K → 30K218226-8#8851#8859
30K → 20M10288+14#8859#8845
20M → 21M11385+28#8845#8817
21M → 35K8119+62#8817#8755
35K → 23M14769+78#8755#8677
23M → 24M10250+52#8677#8625
24M → 40K9869+29#8625#8596
40K → 25.2M3839-1#8596#8597
25.2M → Finish59102-43#8597#8640
TOTALS2778*956+1822

* Includes athletes who did not complete a segment (DNF/DNQ).

📊

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