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BOSTON MARATHON 2025

Kan Meng

TX

Bib: 18589 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

Ribbon color based on
FasterSteadySlower· vs. your average pace
Start
0:00
Race begins
469 ft elev
5K· 3.11 mi
7:53/mi
24:31
↑ 97↓ 3451.5%
220 ft elev
10K· 6.21 mi
8:06/mi
49:40
↑ 79↓ 1380.4%
157 ft elev
15K· 9.32 mi
8:14/mi
1:15:14
↑ 67↓ 78
146 ft elev
20K· 12.43 mi
8:43/mi
1:42:20
↑ 106↓ 860.1%
165 ft elev
Half· 13.11 mi
8:26/mi
1:48:05
↑ 19↓ 370.5%
148 ft elev
25K· 15.53 mi
10:52/mi
2:14:25
↑ 66↓ 880.2%
127 ft elev
30K· 18.64 mi
12:02/mi
2:51:47
↑ 181↓ 1480.2%
138 ft elev
20M
12:47/mi
3:09:09
↑ 64↓ 500.2%
148 ft elev
21M
14:14/mi
3:23:23
↑ 106↓ 241.6%
227 ft elev
35K· 21.75 mi
10:59/mi
3:31:36
↑ 17↓ 861.7%
156 ft elev
23M
13:11/mi
3:48:07
↑ 23↓ 630.6%
116 ft elev
24M
10:57/mi
3:59:04
↓ 821.3%
34 ft elev
40K· 24.85 mi
11:15/mi
4:08:41
↓ 200.3%
20 ft elev
25.2M
12:46/mi
4:13:05
↑ 13↓ 160.2%
18 ft elev
Finish· 26.22 mi
10:15/mi
4:23:32
↑ 22↓ 21
17 ft elev
Course Elevation
7–469 ft
≈
×2stacked redwood trees
•▲ 890 ft climb · ▼ 1342 ft descent

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:48:05
Pace8:15 /mi
2nd Half
Distance13.11 mi
Time2:35:27
Pace11:51 /mi
📊Positive Split: 43.8% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:15:2124:317:5324:31
7:53
-
10K
6.21 mi11:40:3049:408:0025:09
8:06
+0:13
15K
9.32 mi12:06:041:15:148:0425:34
8:14
+0:08
20K
12.43 mi12:33:101:42:208:1427:06
8:43
+0:29
Half
13.11 mi12:38:551:48:058:155:45
8:26
-0:17
25K
15.53 mi13:05:152:14:258:3926:20
10:52
+2:26
30K
18.64 mi13:42:372:51:479:1337:22
12:02
+1:10
20M
20.00 mi13:59:593:09:099:2717:22
12:47
+0:45
21M
21.00 mi14:14:133:23:239:4114:14
14:14
+1:27
35K
21.75 mi14:22:263:31:369:448:13
10:59
-3:15
23M
23.00 mi14:38:573:48:079:5516:31
13:11
+2:12
24M
24.00 mi14:49:543:59:049:5810:57
10:57
-2:14
40K
24.85 mi14:59:314:08:4110:009:37
11:15
+0:18
25.2M
25.20 mi15:03:554:13:0510:034:24
12:46
+1:31
Finish
26.22 mi15:14:224:23:3210:0410:27
10:15
-2:31

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

7:53 /mi

Average Pace

10:04 /mi

Slowest Pace

14:14 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

1:48:05

41% of race

Time at Steady Pace

1:05:34

25% of race

Time at Slower Pace

1:29:53

34% of race

Average Pace: 10:03 /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 mi11:15:2124:317:5324:31
7:53
#15593
10K
6.21 mi11:40:3049:408:0025:09
8:06
#16452
15K
9.32 mi12:06:041:15:148:0425:34
8:14
#16859
20K
12.43 mi12:33:101:42:208:1427:06
8:43
#17581
Half
13.11 mi12:38:551:48:058:155:45
8:26
#17638
25K
15.53 mi13:05:152:14:258:3926:20
10:52
#19792
30K
18.64 mi13:42:372:51:479:1337:22
12:02
#21827
20M
20.00 mi13:59:593:09:099:2717:22
12:47
#22431
21M
21.00 mi14:14:133:23:239:4114:14
14:14
#22828
35K
21.75 mi14:22:263:31:369:448:13
10:59
#22879
23M
23.00 mi14:38:573:48:079:5516:31
13:11
#23251
24M
24.00 mi14:49:543:59:049:5810:57
10:57
#23262
40K
24.85 mi14:59:314:08:4110:009:37
11:15
#23277
25.2M
25.20 mi15:03:554:13:0510:034:24
12:46
#23297
Finish
26.22 mi15:14:224:23:3210:0410:27
10:15
#23334
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM55-59Seg. OverallSeg. MalesSeg. M55-59
5K3.11 mi3.11 mi15593106611066117579(Top 62%)11467(Top 71%)11467(Top 696%)
10K6.21 mi3.10 mi16452-85910995-33410995-33417152(Top 60%)11319(Top 70%)11319(Top 687%)
15K9.32 mi3.11 mi16859-40711170-17511170-17517579(Top 62%)11467(Top 71%)11467(Top 696%)
20K12.43 mi3.11 mi17581-72211444-27411444-27419528(Top 69%)12258(Top 76%)12258(Top 744%)
Half13.11 mi0.68 mi17638-5711468-2411468-2418739(Top 66%)11948(Top 74%)11948(Top 725%)
25K15.53 mi2.42 mi19792-215412373-90512373-90524988(Top 88%)14644(Top 91%)14644(Top 889%)
30K18.64 mi3.11 mi21827-203513244-87113244-87125632(Top 90%)14821(Top 92%)14821(Top 899%)
20M20.00 mi1.36 mi22431-60413483-23913483-23926220(Top 92%)15025(Top 93%)15025(Top 912%)
21M21.00 mi1.00 mi22828-39713630-14713630-14726474(Top 93%)15108(Top 94%)15108(Top 917%)
35K21.75 mi0.75 mi22879-5113646-1613646-1624151(Top 85%)13945(Top 87%)13945(Top 846%)
23M23.00 mi1.25 mi23251-37213788-14213788-14226605(Top 94%)15132(Top 94%)15132(Top 918%)
24M24.00 mi1.00 mi23262-1113775+1313775+1323885(Top 84%)13766(Top 85%)13766(Top 835%)
40K24.85 mi0.85 mi23277-1513769+613769+623660(Top 83%)13593(Top 84%)13593(Top 825%)
25.2M25.20 mi0.35 mi23297-2013773-413773-424662(Top 87%)14097(Top 88%)14097(Top 855%)
Finish26.22 mi1.02 mi23334-3713780-713780-723672(Top 83%)13601(Top 84%)13601(Top 825%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 62%
×21story building
+97ft-345ft

Overall

17579

Males

11467

M55-59

11467

5K→10K

3.1 - 6.2 mi

Top 60%
×5story building
+79ft-138ft

Overall

17152

Males

11319

M55-59

11319

10K→15K

6.2 - 9.3 mi

Top 62%
×3story building
+67ft-78ft

Overall

17579

Males

11467

M55-59

11467

15K→20K

9.3 - 12.4 mi

Top 69%
×5story building
+106ft-86ft

Overall

19528

Males

12258

M55-59

12258

20K→Half

12.4 - 13.1 mi

Top 66%
×2story building
+19ft-37ft

Overall

18739

Males

11948

M55-59

11948

Half→25K

13.1 - 15.5 mi

Top 88%
×4story building
+66ft-88ft

Overall

24988

Males

14644

M55-59

14644

25K→30K

15.5 - 18.6 mi

Top 90%
×9story building
+181ft-148ft

Overall

25632

Males

14821

M55-59

14821

30K→20M

18.6 - 20.0 mi

Top 92%
×5story building
+64ft-50ft

Overall

26220

Males

15025

M55-59

15025

20M→21M

20.0 - 21.0 mi

Top 93%
×8story building
+106ft-24ft

Overall

26474

Males

15108

M55-59

15108

21M→35K

21.0 - 21.8 mi

Top 85%
×7story building
+17ft-86ft

Overall

24151

Males

13945

M55-59

13945

35K→23M

21.8 - 23.0 mi

Top 94%
×5story building
+23ft-63ft

Overall

26605

Males

15132

M55-59

15132

23M→24M

23.0 - 24.0 mi

Top 84%
×6story building
+12ft-82ft

Overall

23885

Males

13766

M55-59

13766

24M→40K

24.0 - 24.9 mi

Top 83%
×1story
+6ft-20ft

Overall

23660

Males

13593

M55-59

13593

40K→25.2M

24.9 - 25.2 mi

Top 87%
×1story
+13ft-16ft

Overall

24662

Males

14097

M55-59

14097

25.2M→Finish

25.2 - 26.2 mi

Top 83%
×2story building
+22ft-21ft

Overall

23672

Males

13601

M55-59

13601

Passing Analysis

Category:
Athletes Passed
506
Passed By
8247
Net Change
-7741
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#15593
5K → 10K89948-859#15593#16452
10K → 15K112519-407#16452#16859
15K → 20K60782-722#16859#17581
20K → Half1471-57#17581#17638
Half → 25K32157-2154#17638#19792
25K → 30K172052-2035#19792#21827
30K → 20M16620-604#21827#22431
20M → 21M13410-397#22431#22828
21M → 35K2677-51#22828#22879
35K → 23M18390-372#22879#23251
23M → 24M4859-11#23251#23262
24M → 40K5065-15#23262#23277
40K → 25.2M828-20#23277#23297
25.2M → Finish3269-37#23297#23334
TOTALS5068247-7741
📊

Passing Visuals

Category:
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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