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BOSTON MARATHON 2025

Chris Gombeski

Bib: 3309•M

CO

0:00
0:00
/ mi
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Overall
#0 / 28404
Top 9%
Gender (Male)
#0 / 16105
Top 14%
Division (M18-39)
#0 / 5642
Top 33%
Race Day Weather
50°/40°F
broken clouds

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
19:54
Rank: #3166
Start → 5K
19:54 | 6:24/mi
10K· 6.21 mi
39:43
Rank: #3008 (+158)
5K → 10K
19:49 | 6:23/mi
15K· 9.32 mi
59:24
Rank: #2833 (+175)
10K → 15K
19:41 | 6:20/mi
20K· 12.43 mi
1:19:16
Rank: #2729 (+104)
15K → 20K
19:52 | 6:24/mi
Half· 13.11 mi
1:23:31
Rank: #2681 (+48)
20K → Half
4:15 | 6:14/mi
25K· 15.53 mi
1:38:57
Rank: #2574 (+107)
Half → 25K
15:26 | 6:22/mi
30K· 18.64 mi
1:58:59
Rank: #2353 (+221)
25K → 30K
20:02 | 6:27/mi
20M
2:07:54
Rank: #2291 (+62)
30K → 20M
8:55 | 6:34/mi
21M
2:15:03
Rank: #2298 (-7)
20M → 21M
7:09 | 7:09/mi
35K· 21.75 mi
2:19:52
Rank: #2281 (+17)
21M → 35K
4:49 | 6:26/mi
23M
2:28:26
Rank: #2282 (-1)
35K → 23M
8:34 | 6:51/mi
24M
2:35:14
Rank: #2313 (-31)
23M → 24M
6:48 | 6:48/mi
40K· 24.85 mi
2:41:17
Rank: #2347 (-34)
24M → 40K
6:03 | 7:05/mi
25.2M
2:44:06
Rank: #2401 (-54)
40K → 25.2M
2:49 | 8:10/mi
Finish· 26.22 mi
2:50:59
Rank: #2436 (-35)
25.2M → Finish
6:53 | 6:45/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:23:31
Pace6:22 /mi
2nd Half
Distance13.11 mi
Time1:27:28
Pace6:40 /mi
📊Positive Split: 4.7% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:21:0119:546:2419:54
6:24
-
10K
6.21 mi10:40:5039:436:2419:49
6:23
-0:01
15K
9.32 mi11:00:3159:246:2219:41
6:20
-0:03
20K
12.43 mi11:20:231:19:166:2319:52
6:24
+0:04
Half
13.11 mi11:24:381:23:316:224:15
6:14
-0:10
25K
15.53 mi11:40:041:38:576:2215:26
6:22
+0:08
30K
18.64 mi12:00:061:58:596:2320:02
6:27
+0:05
20M
20.00 mi12:09:012:07:546:248:55
6:34
+0:07
21M
21.00 mi12:16:102:15:036:267:09
7:09
+0:35
35K
21.75 mi12:20:592:19:526:264:49
6:26
-0:43
23M
23.00 mi12:29:332:28:266:278:34
6:51
+0:25
24M
24.00 mi12:36:212:35:146:286:48
6:48
-0:03
40K
24.85 mi12:42:242:41:176:296:03
7:05
+0:17
25.2M
25.20 mi12:45:132:44:066:312:49
8:10
+1:05
Finish
26.22 mi12:52:062:50:596:326:53
6:45
-1:25

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

6:14 /mi

Average Pace

6:32 /mi

Slowest Pace

8:10 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

0:00

0% of race

Time at Steady Pace

2:12:43

78% of race

Time at Slower Pace

38:16

22% of race

Average Pace: 6:31 /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 mi10:21:0119:546:2419:54
6:24
#3166
10K
6.21 mi10:40:5039:436:2419:49
6:23
#3008
15K
9.32 mi11:00:3159:246:2219:41
6:20
#2833
20K
12.43 mi11:20:231:19:166:2319:52
6:24
#2729
Half
13.11 mi11:24:381:23:316:224:15
6:14
#2681
25K
15.53 mi11:40:041:38:576:2215:26
6:22
#2574
30K
18.64 mi12:00:061:58:596:2320:02
6:27
#2353
20M
20.00 mi12:09:012:07:546:248:55
6:34
#2291
21M
21.00 mi12:16:102:15:036:267:09
7:09
#2298
35K
21.75 mi12:20:592:19:526:264:49
6:26
#2281
23M
23.00 mi12:29:332:28:266:278:34
6:51
#2282
24M
24.00 mi12:36:212:35:146:286:48
6:48
#2313
40K
24.85 mi12:42:242:41:176:296:03
7:05
#2347
25.2M
25.20 mi12:45:132:44:066:312:49
8:10
#2401
Finish
26.22 mi12:52:062:50:596:326:53
6:45
#2436
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM18-39Seg. OverallSeg. MalesSeg. M18-39
5K3.11 mi3.11 mi3166300930092567(Top 9%)2450(Top 15%)2450(Top 43%)
10K6.21 mi3.10 mi3008+1582862+1472862+1472902(Top 10%)2763(Top 17%)2763(Top 49%)
15K9.32 mi3.11 mi2833+1752701+1612701+1612567(Top 9%)2450(Top 15%)2450(Top 43%)
20K12.43 mi3.11 mi2729+1042601+1002601+1002499(Top 9%)2384(Top 15%)2384(Top 42%)
Half13.11 mi0.68 mi2681+482557+442557+442178(Top 8%)2082(Top 13%)2082(Top 37%)
25K15.53 mi2.42 mi2574+1072458+992458+992192(Top 8%)2087(Top 13%)2087(Top 37%)
30K18.64 mi3.11 mi2353+2212247+2112247+2111773(Top 6%)1684(Top 10%)1684(Top 30%)
20M20.00 mi1.36 mi2291+622186+612186+611882(Top 7%)1782(Top 11%)1782(Top 32%)
21M21.00 mi1.00 mi2298-72192-62192-62915(Top 10%)2701(Top 17%)2701(Top 48%)
35K21.75 mi0.75 mi2281+172173+192173+192202(Top 8%)2061(Top 13%)2061(Top 37%)
23M23.00 mi1.25 mi2282-12174-12174-12916(Top 10%)2671(Top 17%)2671(Top 47%)
24M24.00 mi1.00 mi2313-312202-282202-283515(Top 12%)3150(Top 20%)3150(Top 56%)
40K24.85 mi0.85 mi2347-342232-302232-304332(Top 15%)3730(Top 23%)3730(Top 66%)
25.2M25.20 mi0.35 mi2401-542278-462278-466804(Top 24%)5223(Top 32%)5223(Top 93%)
Finish26.22 mi1.02 mi2436-352310-322310-324221(Top 15%)3598(Top 22%)3598(Top 64%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 9%
×21stories
+97ft-345ft

Overall

2567

Males

2450

M18-39

2450

5K→10K

3.1 - 6.2 mi

Top 10%
×5stories
+79ft-138ft

Overall

2902

Males

2763

M18-39

2763

10K→15K

6.2 - 9.3 mi

Top 9%
×3stories
+67ft-78ft

Overall

2567

Males

2450

M18-39

2450

15K→20K

9.3 - 12.4 mi

Top 9%
×5stories
+106ft-86ft

Overall

2499

Males

2384

M18-39

2384

20K→Half

12.4 - 13.1 mi

Top 8%
×2stories
+19ft-37ft

Overall

2178

Males

2082

M18-39

2082

Half→25K

13.1 - 15.5 mi

Top 8%
×4stories
+66ft-88ft

Overall

2192

Males

2087

M18-39

2087

25K→30K

15.5 - 18.6 mi

Top 6%
×9stories
+181ft-148ft

Overall

1773

Males

1684

M18-39

1684

30K→20M

18.6 - 20.0 mi

Top 7%
×5stories
+64ft-50ft

Overall

1882

Males

1782

M18-39

1782

20M→21M

20.0 - 21.0 mi

Top 10%
×8stories
+106ft-24ft

Overall

2915

Males

2701

M18-39

2701

21M→35K

21.0 - 21.8 mi

Top 8%
×7stories
+17ft-86ft

Overall

2202

Males

2061

M18-39

2061

35K→23M

21.8 - 23.0 mi

Top 10%
×5stories
+23ft-63ft

Overall

2916

Males

2671

M18-39

2671

23M→24M

23.0 - 24.0 mi

Top 12%
×6stories
+12ft-82ft

Overall

3515

Males

3150

M18-39

3150

24M→40K

24.0 - 24.9 mi

Top 15%
×1story
+6ft-20ft

Overall

4332

Males

3730

M18-39

3730

40K→25.2M

24.9 - 25.2 mi

Top 24%
×1story
+13ft-16ft

Overall

6804

Males

5223

M18-39

5223

25.2M→Finish

25.2 - 26.2 mi

Top 15%
×2stories
+22ft-21ft

Overall

4221

Males

3598

M18-39

3598

Passing Analysis

Category:
Athletes Passed
1221
Passed By
491
Net Change
+730
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#3166
5K → 10K22365+158#3166#3008
10K → 15K19621+175#3008#2833
15K → 20K13430+104#2833#2729
20K → Half513+48#2729#2681
Half → 25K11912+107#2681#2574
25K → 30K23312+221#2574#2353
30K → 20M697+62#2353#2291
20M → 21M3946-7#2291#2298
21M → 35K3013+17#2298#2281
35K → 23M4546-1#2281#2282
23M → 24M2960-31#2282#2313
24M → 40K2660-34#2313#2347
40K → 25.2M357-54#2347#2401
25.2M → Finish2459-35#2401#2436
TOTALS1221491+730
📊

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