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BOSTON MARATHON 2025

Christian Chavez

Bib: 8211•M

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Overall
#0 / 28404
Gender (Male)
#0 / 16105
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
23:04
Rank: #11566
Start → 5K
23:04 | 7:25/mi
10K· 6.21 mi
46:18
Rank: #11709 (-143)
5K → 10K
23:14 | 7:29/mi
15K· 9.32 mi
1:09:39
Rank: #11733 (-24)
10K → 15K
23:21 | 7:31/mi
20K· 12.43 mi
1:33:52
Rank: #12110 (-377)
15K → 20K
24:13 | 7:48/mi
Half· 13.11 mi
1:39:17
Rank: #12279 (-169)
20K → Half
5:25 | 7:56/mi
25K· 15.53 mi
2:00:16
Rank: #13376 (-1097)
Half → 25K
20:59 | 8:39/mi
30K· 18.64 mi
2:29:25
Rank: #14857 (-1481)
25K → 30K
29:09 | 9:23/mi
20M
2:42:02
Rank: #15148 (-291)
30K → 20M
12:37 | 9:17/mi
21M
2:53:49
Rank: #15930 (-782)
20M → 21M
11:47 | 11:47/mi
35K· 21.75 mi
3:01:11
Rank: #16176 (-246)
21M → 35K
7:22 | 9:51/mi
23M
3:13:49
Rank: #16516 (-340)
35K → 23M
12:38 | 10:05/mi
24M
3:23:38
Rank: #16791 (-275)
23M → 24M
9:49 | 9:49/mi
40K· 24.85 mi
3:32:37
Rank: #17110 (-319)
24M → 40K
8:59 | 10:30/mi
25.2M
3:37:16
Rank: #17428 (-318)
40K → 25.2M
4:39 | 13:29/mi
Finish· 26.22 mi
3:46:57
Rank: #17583 (-155)
25.2M → Finish
9:41 | 9:30/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:39:17
Pace7:34 /mi
2nd Half
Distance13.11 mi
Time2:07:40
Pace9:44 /mi
📊Positive Split: 28.6% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:32:3523:047:2523:04
7:25
-
10K
6.21 mi10:55:4946:187:2723:14
7:29
+0:04
15K
9.32 mi11:19:101:09:397:2823:21
7:31
+0:02
20K
12.43 mi11:43:231:33:527:3324:13
7:48
+0:17
Half
13.11 mi11:48:481:39:177:345:25
7:56
+0:08
25K
15.53 mi12:09:472:00:167:4520:59
8:39
+0:43
30K
18.64 mi12:38:562:29:258:0129:09
9:23
+0:44
20M
20.00 mi12:51:332:42:028:0612:37
9:17
-0:06
21M
21.00 mi13:03:202:53:498:1711:47
11:47
+2:30
35K
21.75 mi13:10:423:01:118:207:22
9:51
-1:56
23M
23.00 mi13:23:203:13:498:2612:38
10:05
+0:14
24M
24.00 mi13:33:093:23:388:299:49
9:49
-0:16
40K
24.85 mi13:42:083:32:378:338:59
10:30
+0:41
25.2M
25.20 mi13:46:473:37:168:374:39
13:29
+2:59
Finish
26.22 mi13:56:283:46:578:409:41
9:30
-3:59

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

7:25 /mi

Average Pace

8:40 /mi

Slowest Pace

13:29 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

1:39:17

44% of race

Time at Steady Pace

1:42:15

45% of race

Time at Slower Pace

25:25

11% of race

Average Pace: 8:39 /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 mi10:32:3523:047:2523:04
7:25
#11566
10K
6.21 mi10:55:4946:187:2723:14
7:29
#11709
15K
9.32 mi11:19:101:09:397:2823:21
7:31
#11733
20K
12.43 mi11:43:231:33:527:3324:13
7:48
#12110
Half
13.11 mi11:48:481:39:177:345:25
7:56
#12279
25K
15.53 mi12:09:472:00:167:4520:59
8:39
#13376
30K
18.64 mi12:38:562:29:258:0129:09
9:23
#14857
20M
20.00 mi12:51:332:42:028:0612:37
9:17
#15148
21M
21.00 mi13:03:202:53:498:1711:47
11:47
#15930
35K
21.75 mi13:10:423:01:118:207:22
9:51
#16176
23M
23.00 mi13:23:203:13:498:2612:38
10:05
#16516
24M
24.00 mi13:33:093:23:388:299:49
9:49
#16791
40K
24.85 mi13:42:083:32:378:338:59
10:30
#17110
25.2M
25.20 mi13:46:473:37:168:374:39
13:29
#17428
Finish
26.22 mi13:56:283:46:578:409:41
9:30
#17583
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM18-39Seg. OverallSeg. MalesSeg. M18-39
5K3.11 mi3.11 mi115668987898711898(Top 42%)9024(Top 56%)9024(Top 160%)
10K6.21 mi3.10 mi11709-1439030-439030-4311901(Top 42%)9114(Top 57%)9114(Top 162%)
15K9.32 mi3.11 mi11733-249015+159015+1511898(Top 42%)9024(Top 56%)9024(Top 160%)
20K12.43 mi3.11 mi12110-3779146-1319146-13113227(Top 47%)9524(Top 59%)9524(Top 169%)
Half13.11 mi0.68 mi12279-1699219-739219-7315402(Top 54%)10539(Top 65%)10539(Top 187%)
25K15.53 mi2.42 mi13376-10979640-4219640-42118101(Top 64%)11569(Top 72%)11569(Top 205%)
30K18.64 mi3.11 mi14857-148110220-58010220-58019459(Top 69%)12037(Top 75%)12037(Top 213%)
20M20.00 mi1.36 mi15148-29110318-9810318-9818207(Top 64%)11322(Top 70%)11322(Top 201%)
21M21.00 mi1.00 mi15930-78210620-30210620-30223173(Top 82%)13524(Top 84%)13524(Top 240%)
35K21.75 mi0.75 mi16176-24610710-9010710-9021441(Top 75%)12637(Top 78%)12637(Top 224%)
23M23.00 mi1.25 mi16516-34010828-11810828-11820767(Top 73%)12276(Top 76%)12276(Top 218%)
24M24.00 mi1.00 mi16791-27510910-8210910-8220761(Top 73%)12221(Top 76%)12221(Top 217%)
40K24.85 mi0.85 mi17110-31911015-10511015-10521933(Top 77%)12710(Top 79%)12710(Top 225%)
25.2M25.20 mi0.35 mi17428-31811137-12211137-12225638(Top 90%)14552(Top 90%)14552(Top 258%)
Finish26.22 mi1.02 mi17583-15511184-4711184-4721178(Top 75%)12375(Top 77%)12375(Top 219%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 42%
×21stories
+97ft-345ft

Overall

11898

Males

9024

M18-39

9024

5K→10K

3.1 - 6.2 mi

Top 42%
×5stories
+79ft-138ft

Overall

11901

Males

9114

M18-39

9114

10K→15K

6.2 - 9.3 mi

Top 42%
×3stories
+67ft-78ft

Overall

11898

Males

9024

M18-39

9024

15K→20K

9.3 - 12.4 mi

Top 47%
×5stories
+106ft-86ft

Overall

13227

Males

9524

M18-39

9524

20K→Half

12.4 - 13.1 mi

Top 54%
×2stories
+19ft-37ft

Overall

15402

Males

10539

M18-39

10539

Half→25K

13.1 - 15.5 mi

Top 64%
×4stories
+66ft-88ft

Overall

18101

Males

11569

M18-39

11569

25K→30K

15.5 - 18.6 mi

Top 69%
×9stories
+181ft-148ft

Overall

19459

Males

12037

M18-39

12037

30K→20M

18.6 - 20.0 mi

Top 64%
×5stories
+64ft-50ft

Overall

18207

Males

11322

M18-39

11322

20M→21M

20.0 - 21.0 mi

Top 82%
×8stories
+106ft-24ft

Overall

23173

Males

13524

M18-39

13524

21M→35K

21.0 - 21.8 mi

Top 75%
×7stories
+17ft-86ft

Overall

21441

Males

12637

M18-39

12637

35K→23M

21.8 - 23.0 mi

Top 73%
×5stories
+23ft-63ft

Overall

20767

Males

12276

M18-39

12276

23M→24M

23.0 - 24.0 mi

Top 73%
×6stories
+12ft-82ft

Overall

20761

Males

12221

M18-39

12221

24M→40K

24.0 - 24.9 mi

Top 77%
×1story
+6ft-20ft

Overall

21933

Males

12710

M18-39

12710

40K→25.2M

24.9 - 25.2 mi

Top 90%
×1story
+13ft-16ft

Overall

25638

Males

14552

M18-39

14552

25.2M→Finish

25.2 - 26.2 mi

Top 75%
×2stories
+22ft-21ft

Overall

21178

Males

12375

M18-39

12375

Passing Analysis

Category:
Athletes Passed
730
Passed By
6747
Net Change
-6017
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#11566
5K → 10K183326-143#11566#11709
10K → 15K166190-24#11709#11733
15K → 20K97474-377#11733#12110
20K → Half2171-169#12110#12279
Half → 25K341131-1097#12279#13376
25K → 30K441525-1481#13376#14857
30K → 20M62353-291#14857#15148
20M → 21M12794-782#15148#15930
21M → 35K19265-246#15930#16176
35K → 23M43383-340#16176#16516
23M → 24M22297-275#16516#16791
24M → 40K19338-319#16791#17110
40K → 25.2M2320-318#17110#17428
25.2M → Finish25180-155#17428#17583
TOTALS7306747-6017
📊

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