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BOSTON MARATHON 2025

Quinn Koch

Bib: 2669•M

CA

0:00
0:00
/ mi
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Overall
#0 / 28404
Top 14%
Gender (Male)
#0 / 16105
Top 23%
Division (M18-39)
#0 / 5642
Top 48%
Race Day Weather
50°/40°F
broken clouds

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
19:40
Rank: #2626
Start → 5K
19:40 | 6:20/mi
10K· 6.21 mi
39:04
Rank: #2324 (+302)
5K → 10K
19:24 | 6:15/mi
15K· 9.32 mi
58:19
Rank: #2138 (+186)
10K → 15K
19:15 | 6:12/mi
20K· 12.43 mi
1:18:06
Rank: #2172 (-34)
15K → 20K
19:47 | 6:22/mi
Half· 13.11 mi
1:22:11
Rank: #2115 (+57)
20K → Half
4:05 | 5:59/mi
25K· 15.53 mi
1:37:35
Rank: #2088 (+27)
Half → 25K
15:24 | 6:21/mi
30K· 18.64 mi
1:58:29
Rank: #2211 (-123)
25K → 30K
20:54 | 6:44/mi
20M
2:08:02
Rank: #2327 (-116)
30K → 20M
9:33 | 7:02/mi
21M
2:15:52
Rank: #2494 (-167)
20M → 21M
7:50 | 7:50/mi
35K· 21.75 mi
2:21:23
Rank: #2645 (-151)
21M → 35K
5:31 | 7:22/mi
23M
2:31:44
Rank: #3026 (-381)
35K → 23M
10:21 | 8:16/mi
24M
2:39:42
Rank: #3306 (-280)
23M → 24M
7:58 | 7:58/mi
40K· 24.85 mi
2:46:44
Rank: #3570 (-264)
24M → 40K
7:02 | 8:14/mi
25.2M
2:49:47
Rank: #3678 (-108)
40K → 25.2M
3:03 | 8:51/mi
Finish· 26.22 mi
2:57:47
Rank: #3978 (-300)
25.2M → Finish
8:00 | 7:51/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:22:11
Pace6:16 /mi
2nd Half
Distance13.11 mi
Time1:35:36
Pace7:18 /mi
📊Positive Split: 16.3% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:21:0519:406:2019:40
6:20
-
10K
6.21 mi10:40:2939:046:1719:24
6:15
-0:05
15K
9.32 mi10:59:4458:196:1519:15
6:12
-0:03
20K
12.43 mi11:19:311:18:066:1719:47
6:22
+0:10
Half
13.11 mi11:23:361:22:116:164:05
5:59
-0:23
25K
15.53 mi11:39:001:37:356:1715:24
6:21
+0:22
30K
18.64 mi11:59:541:58:296:2120:54
6:44
+0:23
20M
20.00 mi12:09:272:08:026:249:33
7:02
+0:18
21M
21.00 mi12:17:172:15:526:287:50
7:50
+0:48
35K
21.75 mi12:22:482:21:236:305:31
7:22
-0:28
23M
23.00 mi12:33:092:31:446:3610:21
8:16
+0:54
24M
24.00 mi12:41:072:39:426:397:58
7:58
-0:18
40K
24.85 mi12:48:092:46:446:427:02
8:14
+0:16
25.2M
25.20 mi12:51:122:49:476:443:03
8:51
+0:37
Finish
26.22 mi12:59:122:57:476:478:00
7:51
-1:00

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

5:59 /mi

Average Pace

6:47 /mi

Slowest Pace

8:51 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

1:37:35

55% of race

Time at Steady Pace

35:58

20% of race

Time at Slower Pace

44:14

25% of race

Average Pace: 6:47 /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 mi10:21:0519:406:2019:40
6:20
#2626
10K
6.21 mi10:40:2939:046:1719:24
6:15
#2324
15K
9.32 mi10:59:4458:196:1519:15
6:12
#2138
20K
12.43 mi11:19:311:18:066:1719:47
6:22
#2172
Half
13.11 mi11:23:361:22:116:164:05
5:59
#2115
25K
15.53 mi11:39:001:37:356:1715:24
6:21
#2088
30K
18.64 mi11:59:541:58:296:2120:54
6:44
#2211
20M
20.00 mi12:09:272:08:026:249:33
7:02
#2327
21M
21.00 mi12:17:172:15:526:287:50
7:50
#2494
35K
21.75 mi12:22:482:21:236:305:31
7:22
#2645
23M
23.00 mi12:33:092:31:446:3610:21
8:16
#3026
24M
24.00 mi12:41:072:39:426:397:58
7:58
#3306
40K
24.85 mi12:48:092:46:446:427:02
8:14
#3570
25.2M
25.20 mi12:51:122:49:476:443:03
8:51
#3678
Finish
26.22 mi12:59:122:57:476:478:00
7:51
#3978
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM18-39Seg. OverallSeg. MalesSeg. M18-39
5K3.11 mi3.11 mi2626250125011848(Top 7%)1759(Top 11%)1759(Top 31%)
10K6.21 mi3.10 mi2324+3022216+2852216+2852124(Top 7%)2027(Top 13%)2027(Top 36%)
15K9.32 mi3.11 mi2138+1862041+1752041+1751848(Top 7%)1759(Top 11%)1759(Top 31%)
20K12.43 mi3.11 mi2172-342073-322073-322351(Top 8%)2241(Top 14%)2241(Top 40%)
Half13.11 mi0.68 mi2115+572019+542019+541122(Top 4%)1064(Top 7%)1064(Top 19%)
25K15.53 mi2.42 mi2088+271991+281991+282109(Top 7%)2007(Top 12%)2007(Top 36%)
30K18.64 mi3.11 mi2211-1232107-1162107-1163009(Top 11%)2829(Top 18%)2829(Top 50%)
20M20.00 mi1.36 mi2327-1162219-1122219-1124250(Top 15%)3873(Top 24%)3873(Top 69%)
21M21.00 mi1.00 mi2494-1672379-1602379-1606335(Top 22%)5271(Top 33%)5271(Top 93%)
35K21.75 mi0.75 mi2645-1512519-1402519-1407643(Top 27%)6060(Top 38%)6060(Top 107%)
23M23.00 mi1.25 mi3026-3812864-3452864-34511779(Top 41%)8116(Top 50%)8116(Top 144%)
24M24.00 mi1.00 mi3306-2803112-2483112-24810957(Top 39%)7632(Top 47%)7632(Top 135%)
40K24.85 mi0.85 mi3570-2643336-2243336-22411664(Top 41%)7880(Top 49%)7880(Top 140%)
25.2M25.20 mi0.35 mi3678-1083431-953431-9510772(Top 38%)7326(Top 45%)7326(Top 130%)
Finish26.22 mi1.02 mi3978-3003676-2453676-24511746(Top 41%)7885(Top 49%)7885(Top 140%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 7%
×21stories
+97ft-345ft

Overall

1848

Males

1759

M18-39

1759

5K→10K

3.1 - 6.2 mi

Top 7%
×5stories
+79ft-138ft

Overall

2124

Males

2027

M18-39

2027

10K→15K

6.2 - 9.3 mi

Top 7%
×3stories
+67ft-78ft

Overall

1848

Males

1759

M18-39

1759

15K→20K

9.3 - 12.4 mi

Top 8%
×5stories
+106ft-86ft

Overall

2351

Males

2241

M18-39

2241

20K→Half

12.4 - 13.1 mi

Top 4%
×2stories
+19ft-37ft

Overall

1122

Males

1064

M18-39

1064

Half→25K

13.1 - 15.5 mi

Top 7%
×4stories
+66ft-88ft

Overall

2109

Males

2007

M18-39

2007

25K→30K

15.5 - 18.6 mi

Top 11%
×9stories
+181ft-148ft

Overall

3009

Males

2829

M18-39

2829

30K→20M

18.6 - 20.0 mi

Top 15%
×5stories
+64ft-50ft

Overall

4250

Males

3873

M18-39

3873

20M→21M

20.0 - 21.0 mi

Top 22%
×8stories
+106ft-24ft

Overall

6335

Males

5271

M18-39

5271

21M→35K

21.0 - 21.8 mi

Top 27%
×7stories
+17ft-86ft

Overall

7643

Males

6060

M18-39

6060

35K→23M

21.8 - 23.0 mi

Top 41%
×5stories
+23ft-63ft

Overall

11779

Males

8116

M18-39

8116

23M→24M

23.0 - 24.0 mi

Top 39%
×6stories
+12ft-82ft

Overall

10957

Males

7632

M18-39

7632

24M→40K

24.0 - 24.9 mi

Top 41%
×1story
+6ft-20ft

Overall

11664

Males

7880

M18-39

7880

40K→25.2M

24.9 - 25.2 mi

Top 38%
×1story
+13ft-16ft

Overall

10772

Males

7326

M18-39

7326

25.2M→Finish

25.2 - 26.2 mi

Top 41%
×2stories
+22ft-21ft

Overall

11746

Males

7885

M18-39

7885

Passing Analysis

Category:
Athletes Passed
812
Passed By
2164
Net Change
-1352
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#2626
5K → 10K32119+302#2626#2324
10K → 15K20014+186#2324#2138
15K → 20K5488-34#2138#2172
20K → Half570+57#2172#2115
Half → 25K5730+27#2115#2088
25K → 30K44167-123#2088#2211
30K → 20M19135-116#2211#2327
20M → 21M16183-167#2327#2494
21M → 35K8159-151#2494#2645
35K → 23M12393-381#2645#3026
23M → 24M6286-280#3026#3306
24M → 40K5269-264#3306#3570
40K → 25.2M5113-108#3570#3678
25.2M → Finish8308-300#3678#3978
TOTALS8122164-1352
📊

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