Boston Marathon logo
BOSTON MARATHON 2025

Winston Mei

NY

Bib: 10718 M

0:00
0:00
/ mi
Masters
Be the first to cheer!
Overall
#0 / 28404
Top 46%
Gender (Male)
#0 / 16105
Masters (Masters Men)
#0 / 10463
Top 49%
Division (M50-54)
#0 / 1996
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
7:32/mi
23:25
↑ 97↓ 3451.5%
220 ft elev
10K· 6.21 mi
7:34/mi
46:57
↑ 79↓ 1380.4%
157 ft elev
15K· 9.32 mi
7:39/mi
1:10:42
↑ 67↓ 78
146 ft elev
20K· 12.43 mi
7:47/mi
1:34:53
↑ 106↓ 860.1%
165 ft elev
Half· 13.11 mi
7:33/mi
1:40:02
↑ 19↓ 370.5%
148 ft elev
25K· 15.53 mi
7:51/mi
1:59:05
↑ 66↓ 880.2%
127 ft elev
30K· 18.64 mi
8:12/mi
2:24:35
↑ 181↓ 1480.2%
138 ft elev
20M
8:41/mi
2:36:23
↑ 64↓ 500.2%
148 ft elev
21M
9:08/mi
2:45:31
↑ 106↓ 241.6%
227 ft elev
35K· 21.75 mi
8:16/mi
2:51:42
↑ 17↓ 861.7%
156 ft elev
23M
8:30/mi
3:02:20
↑ 23↓ 630.6%
116 ft elev
24M
8:32/mi
3:10:52
↓ 821.3%
34 ft elev
40K· 24.85 mi
8:50/mi
3:18:25
↓ 200.3%
20 ft elev
25.2M
9:40/mi
3:21:45
↑ 13↓ 160.2%
18 ft elev
Finish· 26.22 mi
7:52/mi
3:29:46
↑ 22↓ 21
17 ft elev
Course Elevation
7–469 ft
≈
×2stacked redwood trees
•▲ 890 ft climb · ▼ 1342 ft descent

The Course

Half Splits

1st Half· via Half
1:40:027:38 /mi⚡ faster
2nd Half
1:49:448:22 /mi+9.7%
Positive split — 9.7% slower in the second half
Is this your race?

Claim it for a free AI report

A coach's-eye read of your race — emailed to you, free.

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:51:3423:257:3223:25
7:32
-
10K
6.21 mi11:15:0646:577:3323:32
7:34
+0:02
15K
9.32 mi11:38:511:10:427:3523:45
7:39
+0:05
20K
12.43 mi12:03:021:34:537:3824:11
7:47
+0:08
Half
13.11 mi12:08:111:40:027:385:09
7:33
-0:14
25K
15.53 mi12:27:141:59:057:4019:03
7:51
+0:18
30K
18.64 mi12:52:442:24:357:4525:30
8:12
+0:21
20M
20.00 mi13:04:322:36:237:4911:48
8:41
+0:29
21M
21.00 mi13:13:402:45:317:539:08
9:08
+0:27
35K
21.75 mi13:19:512:51:427:546:11
8:16
-0:52
23M
23.00 mi13:30:293:02:207:5610:38
8:30
+0:14
24M
24.00 mi13:39:013:10:527:578:32
8:32
+0:02
40K
24.85 mi13:46:343:18:257:597:33
8:50
+0:18
25.2M
25.20 mi13:49:543:21:458:003:20
9:40
+0:50
Finish
26.22 mi13:57:553:29:468:008:01
7:52
-1:48

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

7:32 /mi

Average Pace

8:00 /mi

Slowest Pace

9:40 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:07:06

61% of race

Time at Steady Pace

42:19

20% of race

Time at Slower Pace

40:21

19% of race

Average Pace: 8:00 /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 mi10:51:3423:257:3223:25
7:32
#12563
10K
6.21 mi11:15:0646:577:3323:32
7:34
#12627
15K
9.32 mi11:38:511:10:427:3523:45
7:39
#12733
20K
12.43 mi12:03:021:34:537:3824:11
7:47
#12784
Half
13.11 mi12:08:111:40:027:385:09
7:33
#12756
25K
15.53 mi12:27:141:59:057:4019:03
7:51
#12719
30K
18.64 mi12:52:442:24:357:4525:30
8:12
#12700
20M
20.00 mi13:04:322:36:237:4911:48
8:41
#12895
21M
21.00 mi13:13:402:45:317:539:08
9:08
#12937
35K
21.75 mi13:19:512:51:427:546:11
8:16
#12978
23M
23.00 mi13:30:293:02:207:5610:38
8:30
#12981
24M
24.00 mi13:39:013:10:527:578:32
8:32
#13053
40K
24.85 mi13:46:343:18:257:597:33
8:50
#13134
25.2M
25.20 mi13:49:543:21:458:003:20
9:40
#13183
Finish
26.22 mi13:57:553:29:468:008:01
7:52
#13149
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM50-54Seg. OverallSeg. MalesSeg. M50-54
5K3.11 mi3.11 mi12563943294321297695079507
10K6.21 mi3.10 mi12627-649449-179449-171278495059505
15K9.32 mi3.11 mi12733-1069470-219470-211297695079507
20K12.43 mi3.11 mi12784-519429+419429+411311694709470
Half13.11 mi0.68 mi12756+289409+209409+201210090729072
25K15.53 mi2.42 mi12719+379368+419368+411280192049204
30K18.64 mi3.11 mi12700+199294+749294+741287590829082
20M20.00 mi1.36 mi12895-1959335-419335-411492098799879
21M21.00 mi1.00 mi12937-429326+99326+91424894519451
35K21.75 mi0.75 mi12978-419333-79333-71400092859285
23M23.00 mi1.25 mi12981-39293+409293+401324988078807
24M24.00 mi1.00 mi13053-729284+99284+91470294459445
40K24.85 mi0.85 mi13134-819295-119295-111532495729572
25.2M25.20 mi0.35 mi13183-499307-129307-121536595609560
Finish26.22 mi1.02 mi13149+349269+389269+381192080018001

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 46%
×21story building
+97ft-345ft

Overall

12976

Males

9507

M50-54

9507

5K→10K

3.1 - 6.2 mi

Top 45%
×5story building
+79ft-138ft

Overall

12784

Males

9505

M50-54

9505

10K→15K

6.2 - 9.3 mi

Top 46%
×3story building
+67ft-78ft

Overall

12976

Males

9507

M50-54

9507

15K→20K

9.3 - 12.4 mi

Top 46%
×5story building
+106ft-86ft

Overall

13116

Males

9470

M50-54

9470

20K→Half

12.4 - 13.1 mi

Top 43%
×2story building
+19ft-37ft

Overall

12100

Males

9072

M50-54

9072

Half→25K

13.1 - 15.5 mi

Top 45%
×4story building
+66ft-88ft

Overall

12801

Males

9204

M50-54

9204

25K→30K

15.5 - 18.6 mi

Top 45%
×9story building
+181ft-148ft

Overall

12875

Males

9082

M50-54

9082

30K→20M

18.6 - 20.0 mi

Top 53%
×5story building
+64ft-50ft

Overall

14920

Males

9879

M50-54

9879

20M→21M

20.0 - 21.0 mi

Top 50%
×8story building
+106ft-24ft

Overall

14248

Males

9451

M50-54

9451

21M→35K

21.0 - 21.8 mi

Top 49%
×7story building
+17ft-86ft

Overall

14000

Males

9285

M50-54

9285

35K→23M

21.8 - 23.0 mi

Top 47%
×5story building
+23ft-63ft

Overall

13249

Males

8807

M50-54

8807

23M→24M

23.0 - 24.0 mi

Top 52%
×6story building
+12ft-82ft

Overall

14702

Males

9445

M50-54

9445

24M→40K

24.0 - 24.9 mi

Top 54%
×1story
+6ft-20ft

Overall

15324

Males

9572

M50-54

9572

40K→25.2M

24.9 - 25.2 mi

Top 54%
×1story
+13ft-16ft

Overall

15365

Males

9560

M50-54

9560

25.2M→Finish

25.2 - 26.2 mi

Top 42%
×2story building
+22ft-21ft

Overall

11920

Males

8001

M50-54

8001

Passing Analysis

Category:
Athletes Passed
1581
Passed By
2167
Net Change
-586
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#12563
5K → 10K263327-64#12563#12627
10K → 15K144250-106#12627#12733
15K → 20K185236-51#12733#12784
20K → Half4820+28#12784#12756
Half → 25K175138+37#12756#12719
25K → 30K238219+19#12719#12700
30K → 20M78273-195#12700#12895
20M → 21M87129-42#12895#12937
21M → 35K4485-41#12937#12978
35K → 23M112115-3#12978#12981
23M → 24M59131-72#12981#13053
24M → 40K53134-81#13053#13134
40K → 25.2M1867-49#13134#13183
25.2M → Finish7743+34#13183#13149
TOTALS15812167-586

Passing Charts

Category:
Loading...

Passing Circle

Loading...

Position Flow

Loading...

Race Lanes

Loading...

Upload your GPX file

Supports Garmin, Apple Watch, Polar, Suunto, COROS, Strava, and other apps

.gpx files up to 10MB

Export Track Data

Download your race performance as a GPX or TCX file to import into Strava, Garmin Connect, or other fitness apps.

Questions or issues regarding timing data?

If you notice any discrepancies in your timing data or have questions about your results, our support team can help.

Contact Race Support

Public Race Data

Boston Athletic Association

Boston Athletic Association

Mika Timing

Mika Timing