Boston Marathon logo
BOSTON MARATHON 2025

Xiangyang Yuan

Bib: 8783•M

0:00
0:00
/ mi
Masters
Be the first to cheer!
Overall
#0 / 28404
Top 41%
Gender (Male)
#0 / 16105
Masters (Masters Men)
#0 / 10463
Top 44%
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
22:13
Rank: #9072
Start → 5K
22:13 | 7:09/mi
10K· 6.21 mi
44:22
Rank: #8942 (+130)
5K → 10K
22:09 | 7:08/mi
15K· 9.32 mi
1:06:54
Rank: #9143 (-201)
10K → 15K
22:32 | 7:15/mi
20K· 12.43 mi
1:30:16
Rank: #9528 (-385)
15K → 20K
23:22 | 7:31/mi
Half· 13.11 mi
1:35:25
Rank: #9679 (-151)
20K → Half
5:09 | 7:33/mi
25K· 15.53 mi
1:55:12
Rank: #10582 (-903)
Half → 25K
19:47 | 8:10/mi
30K· 18.64 mi
2:22:03
Rank: #11593 (-1011)
25K → 30K
26:51 | 8:39/mi
20M
2:33:46
Rank: #11799 (-206)
30K → 20M
11:43 | 8:37/mi
21M
2:42:45
Rank: #11880 (-81)
20M → 21M
8:59 | 8:59/mi
35K· 21.75 mi
2:48:55
Rank: #11944 (-64)
21M → 35K
6:10 | 8:15/mi
23M
2:59:29
Rank: #11989 (-45)
35K → 23M
10:34 | 8:26/mi
24M
3:07:33
Rank: #11960 (+29)
23M → 24M
8:04 | 8:04/mi
40K· 24.85 mi
3:14:33
Rank: #11919 (+41)
24M → 40K
7:00 | 8:11/mi
25.2M
3:17:35
Rank: #11891 (+28)
40K → 25.2M
3:02 | 8:48/mi
Finish· 26.22 mi
3:25:16
Rank: #11770 (+121)
25.2M → Finish
7:41 | 7:32/mi

The Course

Is this your race?

Claim it — unlock a deeper AI report on this race, free

A personalized Race Performance Report that goes beyond this page — emailed to you, built from your real splits.

Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:35:25
Pace7:17 /mi
2nd Half
Distance13.11 mi
Time1:49:51
Pace8:23 /mi
📊Positive Split: 15.1% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:47:5922:137:0922:13
7:09
-
10K
6.21 mi11:10:0844:227:0822:09
7:08
-0:01
15K
9.32 mi11:32:401:06:547:1122:32
7:15
+0:07
20K
12.43 mi11:56:021:30:167:1623:22
7:31
+0:16
Half
13.11 mi12:01:111:35:257:175:09
7:33
+0:02
25K
15.53 mi12:20:581:55:127:2519:47
8:10
+0:37
30K
18.64 mi12:47:492:22:037:3726:51
8:39
+0:29
20M
20.00 mi12:59:322:33:467:4111:43
8:37
-0:02
21M
21.00 mi13:08:312:42:457:458:59
8:59
+0:22
35K
21.75 mi13:14:412:48:557:466:10
8:15
-0:44
23M
23.00 mi13:25:152:59:297:4810:34
8:26
+0:11
24M
24.00 mi13:33:193:07:337:498:04
8:04
-0:22
40K
24.85 mi13:40:193:14:337:507:00
8:11
+0:07
25.2M
25.20 mi13:43:213:17:357:503:02
8:48
+0:37
Finish
26.22 mi13:51:023:25:167:507:41
7:32
-1:16

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

7:08 /mi

Average Pace

7:50 /mi

Slowest Pace

8:59 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

1:43:06

50% of race

Time at Steady Pace

51:35

25% of race

Time at Slower Pace

50:35

25% of race

Average Pace: 7:50 /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 mi10:47:5922:137:0922:13
7:09
#9072
10K
6.21 mi11:10:0844:227:0822:09
7:08
#8942
15K
9.32 mi11:32:401:06:547:1122:32
7:15
#9143
20K
12.43 mi11:56:021:30:167:1623:22
7:31
#9528
Half
13.11 mi12:01:111:35:257:175:09
7:33
#9679
25K
15.53 mi12:20:581:55:127:2519:47
8:10
#10582
30K
18.64 mi12:47:492:22:037:3726:51
8:39
#11593
20M
20.00 mi12:59:322:33:467:4111:43
8:37
#11799
21M
21.00 mi13:08:312:42:457:458:59
8:59
#11880
35K
21.75 mi13:14:412:48:557:466:10
8:15
#11944
23M
23.00 mi13:25:152:59:297:4810:34
8:26
#11989
24M
24.00 mi13:33:193:07:337:498:04
8:04
#11960
40K
24.85 mi13:40:193:14:337:507:00
8:11
#11919
25.2M
25.20 mi13:43:213:17:357:503:02
8:48
#11891
Finish
26.22 mi13:51:023:25:167:507:41
7:32
#11770
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM40-44Seg. OverallSeg. MalesSeg. M40-44
5K3.11 mi3.11 mi9072765776579577(Top 34%)7864(Top 49%)7864(Top 350%)
10K6.21 mi3.10 mi8942+1307559+987559+988919(Top 31%)7557(Top 47%)7557(Top 336%)
15K9.32 mi3.11 mi9143-2017669-1107669-1109577(Top 34%)7864(Top 49%)7864(Top 350%)
20K12.43 mi3.11 mi9528-3857850-1817850-18110934(Top 38%)8469(Top 53%)8469(Top 377%)
Half13.11 mi0.68 mi9679-1517929-797929-7912078(Top 43%)9050(Top 56%)9050(Top 403%)
25K15.53 mi2.42 mi10582-9038380-4518380-45115013(Top 53%)10223(Top 63%)10223(Top 455%)
30K18.64 mi3.11 mi11593-10118784-4048784-40415620(Top 55%)10333(Top 64%)10333(Top 460%)
20M20.00 mi1.36 mi11799-2068849-658849-6514537(Top 51%)9700(Top 60%)9700(Top 432%)
21M21.00 mi1.00 mi11880-818838+118838+1113371(Top 47%)9030(Top 56%)9030(Top 402%)
35K21.75 mi0.75 mi11944-648854-168854-1613851(Top 49%)9202(Top 57%)9202(Top 410%)
23M23.00 mi1.25 mi11989-458835+198835+1912901(Top 45%)8647(Top 54%)8647(Top 385%)
24M24.00 mi1.00 mi11960+298782+538782+5311677(Top 41%)7992(Top 50%)7992(Top 356%)
40K24.85 mi0.85 mi11919+418717+658717+6511452(Top 40%)7787(Top 48%)7787(Top 347%)
25.2M25.20 mi0.35 mi11891+288693+248693+2410565(Top 37%)7257(Top 45%)7257(Top 323%)
Finish26.22 mi1.02 mi11770+1218598+958598+959474(Top 33%)6702(Top 42%)6702(Top 298%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 34%
×21stories
+97ft-345ft

Overall

9577

Males

7864

M40-44

7864

5K→10K

3.1 - 6.2 mi

Top 31%
×5stories
+79ft-138ft

Overall

8919

Males

7557

M40-44

7557

10K→15K

6.2 - 9.3 mi

Top 34%
×3stories
+67ft-78ft

Overall

9577

Males

7864

M40-44

7864

15K→20K

9.3 - 12.4 mi

Top 38%
×5stories
+106ft-86ft

Overall

10934

Males

8469

M40-44

8469

20K→Half

12.4 - 13.1 mi

Top 43%
×2stories
+19ft-37ft

Overall

12078

Males

9050

M40-44

9050

Half→25K

13.1 - 15.5 mi

Top 53%
×4stories
+66ft-88ft

Overall

15013

Males

10223

M40-44

10223

25K→30K

15.5 - 18.6 mi

Top 55%
×9stories
+181ft-148ft

Overall

15620

Males

10333

M40-44

10333

30K→20M

18.6 - 20.0 mi

Top 51%
×5stories
+64ft-50ft

Overall

14537

Males

9700

M40-44

9700

20M→21M

20.0 - 21.0 mi

Top 47%
×8stories
+106ft-24ft

Overall

13371

Males

9030

M40-44

9030

21M→35K

21.0 - 21.8 mi

Top 49%
×7stories
+17ft-86ft

Overall

13851

Males

9202

M40-44

9202

35K→23M

21.8 - 23.0 mi

Top 45%
×5stories
+23ft-63ft

Overall

12901

Males

8647

M40-44

8647

23M→24M

23.0 - 24.0 mi

Top 41%
×6stories
+12ft-82ft

Overall

11677

Males

7992

M40-44

7992

24M→40K

24.0 - 24.9 mi

Top 40%
×1story
+6ft-20ft

Overall

11452

Males

7787

M40-44

7787

40K→25.2M

24.9 - 25.2 mi

Top 37%
×1story
+13ft-16ft

Overall

10565

Males

7257

M40-44

7257

25.2M→Finish

25.2 - 26.2 mi

Top 33%
×2stories
+22ft-21ft

Overall

9474

Males

6702

M40-44

6702

Passing Analysis

Category:
Athletes Passed
1230
Passed By
3925
Net Change
-2698
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#9072
5K → 10K283153+130#9072#8942
10K → 15K96297-201#8942#9143
15K → 20K83468-385#9143#9528
20K → Half4155-151#9528#9679
Half → 25K38939-903#9679#10582
25K → 30K551065-1011#10582#11593
30K → 20M67273-206#11593#11799
20M → 21M88169-81#11799#11880
21M → 35K37101-64#11880#11944
35K → 23M94139-45#11944#11989
23M → 24M9263+29#11989#11960
24M → 40K10261+41#11960#11919
40K → 25.2M4820+28#11919#11891
25.2M → Finish14322+121#11891#11770
TOTALS12303925-2698
📊

Passing Visuals

Category:
Loading...

🔥Passing Intensity

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
Share Feedback

Public Race Data

Boston Athletic Association

Boston Athletic Association

Mika Timing

Mika Timing