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BOSTON MARATHON 2025

Ryan Xu

Bib: 5683•M

NJ

0:00
0:00
/ mi
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Overall
#0 / 28404
Top 24%
Gender (Male)
#0 / 16105
Top 36%
Division (M18-39)
#0 / 5642
Race Day Weather
50°/40°F
broken clouds

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
20:13
Rank: #3900
Start → 5K
20:13 | 6:30/mi
10K· 6.21 mi
40:37
Rank: #4041 (-141)
5K → 10K
20:24 | 6:34/mi
15K· 9.32 mi
1:01:00
Rank: #3997 (+44)
10K → 15K
20:23 | 6:34/mi
20K· 12.43 mi
1:22:09
Rank: #4270 (-273)
15K → 20K
21:09 | 6:48/mi
Half· 13.11 mi
1:26:43
Rank: #4292 (-22)
20K → Half
4:34 | 6:42/mi
25K· 15.53 mi
1:43:48
Rank: #4647 (-355)
Half → 25K
17:05 | 7:03/mi
30K· 18.64 mi
2:07:17
Rank: #5397 (-750)
25K → 30K
23:29 | 7:34/mi
20M
2:17:56
Rank: #5716 (-319)
30K → 20M
10:39 | 7:50/mi
21M
2:26:17
Rank: #5847 (-131)
20M → 21M
8:21 | 8:21/mi
35K· 21.75 mi
2:32:37
Rank: #6135 (-288)
21M → 35K
6:20 | 8:28/mi
23M
2:43:24
Rank: #6441 (-306)
35K → 23M
10:47 | 8:37/mi
24M
2:51:31
Rank: #6596 (-155)
23M → 24M
8:07 | 8:07/mi
40K· 24.85 mi
2:58:25
Rank: #6701 (-105)
24M → 40K
6:54 | 8:04/mi
25.2M
3:01:35
Rank: #6788 (-87)
40K → 25.2M
3:10 | 9:11/mi
Finish· 26.22 mi
3:08:52
Rank: #6730 (+58)
25.2M → Finish
7:17 | 7:09/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:26:43
Pace6:37 /mi
2nd Half
Distance13.11 mi
Time1:42:09
Pace7:48 /mi
📊Positive Split: 17.8% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:26:0120:136:3020:13
6:30
-
10K
6.21 mi10:46:2540:376:3220:24
6:34
+0:04
15K
9.32 mi11:06:481:01:006:3320:23
6:34
0:00
20K
12.43 mi11:27:571:22:096:3721:09
6:48
+0:14
Half
13.11 mi11:32:311:26:436:374:34
6:42
-0:06
25K
15.53 mi11:49:361:43:486:4117:05
7:03
+0:21
30K
18.64 mi12:13:052:07:176:5023:29
7:34
+0:31
20M
20.00 mi12:23:442:17:566:5410:39
7:50
+0:16
21M
21.00 mi12:32:052:26:176:588:21
8:21
+0:31
35K
21.75 mi12:38:252:32:377:016:20
8:28
+0:07
23M
23.00 mi12:49:122:43:247:0610:47
8:37
+0:09
24M
24.00 mi12:57:192:51:317:098:07
8:07
-0:30
40K
24.85 mi13:04:132:58:257:116:54
8:04
-0:03
25.2M
25.20 mi13:07:233:01:357:123:10
9:11
+1:07
Finish
26.22 mi13:14:403:08:527:137:17
7:09
-2:02

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

6:30 /mi

Average Pace

7:13 /mi

Slowest Pace

9:11 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

1:43:48

55% of race

Time at Steady Pace

41:25

22% of race

Time at Slower Pace

43:39

23% of race

Average Pace: 7:12 /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 mi10:26:0120:136:3020:13
6:30
#3900
10K
6.21 mi10:46:2540:376:3220:24
6:34
#4041
15K
9.32 mi11:06:481:01:006:3320:23
6:34
#3997
20K
12.43 mi11:27:571:22:096:3721:09
6:48
#4270
Half
13.11 mi11:32:311:26:436:374:34
6:42
#4292
25K
15.53 mi11:49:361:43:486:4117:05
7:03
#4647
30K
18.64 mi12:13:052:07:176:5023:29
7:34
#5397
20M
20.00 mi12:23:442:17:566:5410:39
7:50
#5716
21M
21.00 mi12:32:052:26:176:588:21
8:21
#5847
35K
21.75 mi12:38:252:32:377:016:20
8:28
#6135
23M
23.00 mi12:49:122:43:247:0610:47
8:37
#6441
24M
24.00 mi12:57:192:51:317:098:07
8:07
#6596
40K
24.85 mi13:04:132:58:257:116:54
8:04
#6701
25.2M
25.20 mi13:07:233:01:357:123:10
9:11
#6788
Finish
26.22 mi13:14:403:08:527:137:17
7:09
#6730
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM18-39Seg. OverallSeg. MalesSeg. M18-39
5K3.11 mi3.11 mi3900369236923964(Top 14%)3736(Top 23%)3736(Top 66%)
10K6.21 mi3.10 mi4041-1413815-1233815-1234206(Top 15%)3956(Top 25%)3956(Top 70%)
15K9.32 mi3.11 mi3997+443768+473768+473964(Top 14%)3736(Top 23%)3736(Top 66%)
20K12.43 mi3.11 mi4270-2734015-2474015-2475379(Top 19%)4935(Top 31%)4935(Top 87%)
Half13.11 mi0.68 mi4292-224032-174032-175268(Top 19%)4863(Top 30%)4863(Top 86%)
25K15.53 mi2.42 mi4647-3554333-3014333-3016618(Top 23%)5848(Top 36%)5848(Top 104%)
30K18.64 mi3.11 mi5397-7504950-6174950-6178132(Top 29%)6658(Top 41%)6658(Top 118%)
20M20.00 mi1.36 mi5716-3195204-2545204-2549240(Top 33%)7116(Top 44%)7116(Top 126%)
21M21.00 mi1.00 mi5847-1315292-885292-889496(Top 33%)7094(Top 44%)7094(Top 126%)
35K21.75 mi0.75 mi6135-2885506-2145506-21415204(Top 54%)9803(Top 61%)9803(Top 174%)
23M23.00 mi1.25 mi6441-3065708-2025708-20213963(Top 49%)9136(Top 57%)9136(Top 162%)
24M24.00 mi1.00 mi6596-1555789-815789-8111972(Top 42%)8138(Top 51%)8138(Top 144%)
40K24.85 mi0.85 mi6701-1055837-485837-4810640(Top 37%)7368(Top 46%)7368(Top 131%)
25.2M25.20 mi0.35 mi6788-875884-475884-4712718(Top 45%)8303(Top 52%)8303(Top 147%)
Finish26.22 mi1.02 mi6730+585814+705814+706680(Top 24%)5140(Top 32%)5140(Top 91%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 14%
×21stories
+97ft-345ft

Overall

3964

Males

3736

M18-39

3736

5K→10K

3.1 - 6.2 mi

Top 15%
×5stories
+79ft-138ft

Overall

4206

Males

3956

M18-39

3956

10K→15K

6.2 - 9.3 mi

Top 14%
×3stories
+67ft-78ft

Overall

3964

Males

3736

M18-39

3736

15K→20K

9.3 - 12.4 mi

Top 19%
×5stories
+106ft-86ft

Overall

5379

Males

4935

M18-39

4935

20K→Half

12.4 - 13.1 mi

Top 19%
×2stories
+19ft-37ft

Overall

5268

Males

4863

M18-39

4863

Half→25K

13.1 - 15.5 mi

Top 23%
×4stories
+66ft-88ft

Overall

6618

Males

5848

M18-39

5848

25K→30K

15.5 - 18.6 mi

Top 29%
×9stories
+181ft-148ft

Overall

8132

Males

6658

M18-39

6658

30K→20M

18.6 - 20.0 mi

Top 33%
×5stories
+64ft-50ft

Overall

9240

Males

7116

M18-39

7116

20M→21M

20.0 - 21.0 mi

Top 33%
×8stories
+106ft-24ft

Overall

9496

Males

7094

M18-39

7094

21M→35K

21.0 - 21.8 mi

Top 54%
×7stories
+17ft-86ft

Overall

15204

Males

9803

M18-39

9803

35K→23M

21.8 - 23.0 mi

Top 49%
×5stories
+23ft-63ft

Overall

13963

Males

9136

M18-39

9136

23M→24M

23.0 - 24.0 mi

Top 42%
×6stories
+12ft-82ft

Overall

11972

Males

8138

M18-39

8138

24M→40K

24.0 - 24.9 mi

Top 37%
×1story
+6ft-20ft

Overall

10640

Males

7368

M18-39

7368

40K→25.2M

24.9 - 25.2 mi

Top 45%
×1story
+13ft-16ft

Overall

12718

Males

8303

M18-39

8303

25.2M→Finish

25.2 - 26.2 mi

Top 24%
×2stories
+22ft-21ft

Overall

6680

Males

5140

M18-39

5140

Passing Analysis

Category:
Athletes Passed
601
Passed By
3431
Net Change
-2830
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#3900
5K → 10K93234-141#3900#4041
10K → 15K10662+44#4041#3997
15K → 20K38311-273#3997#4270
20K → Half1941-22#4270#4292
Half → 25K40395-355#4292#4647
25K → 30K44794-750#4647#5397
30K → 20M15334-319#5397#5716
20M → 21M35166-131#5716#5847
21M → 35K8296-288#5847#6135
35K → 23M28334-306#6135#6441
23M → 24M31186-155#6441#6596
24M → 40K35140-105#6596#6701
40K → 25.2M16103-87#6701#6788
25.2M → Finish9335+58#6788#6730
TOTALS6013431-2830
📊

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