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BOSTON MARATHON 2025

Christopher Zapple

Bib: 1719•M

MD

0:00
0:00
/ mi
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Overall
#0 / 28404
Top 7%
Gender (Male)
#0 / 16105
Top 11%
Division (M18-39)
#0 / 5642
Top 27%
Race Day Weather
50°/40°F
broken clouds

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
19:38
Rank: #2567
Start → 5K
19:38 | 6:19/mi
10K· 6.21 mi
39:18
Rank: #2592 (-25)
5K → 10K
19:40 | 6:20/mi
15K· 9.32 mi
58:50
Rank: #2464 (+128)
10K → 15K
19:32 | 6:17/mi
20K· 12.43 mi
1:18:31
Rank: #2356 (+108)
15K → 20K
19:41 | 6:20/mi
Half· 13.11 mi
1:22:43
Rank: #2319 (+37)
20K → Half
4:12 | 6:09/mi
25K· 15.53 mi
1:37:59
Rank: #2213 (+106)
Half → 25K
15:16 | 6:18/mi
30K· 18.64 mi
1:57:57
Rank: #2083 (+130)
25K → 30K
19:58 | 6:26/mi
20M
2:06:36
Rank: #1976 (+107)
30K → 20M
8:39 | 6:22/mi
21M
2:13:13
Rank: #1877 (+99)
20M → 21M
6:37 | 6:37/mi
35K· 21.75 mi
2:17:53
Rank: #1829 (+48)
21M → 35K
4:40 | 6:14/mi
23M
2:26:07
Rank: #1784 (+45)
35K → 23M
8:14 | 6:35/mi
24M
2:32:36
Rank: #1779 (+5)
23M → 24M
6:29 | 6:29/mi
40K· 24.85 mi
2:38:27
Rank: #1806 (-27)
24M → 40K
5:51 | 6:51/mi
25.2M
2:41:07
Rank: #1825 (-19)
40K → 25.2M
2:40 | 7:44/mi
Finish· 26.22 mi
2:48:06
Rank: #1907 (-82)
25.2M → Finish
6:59 | 6:51/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:22:43
Pace6:19 /mi
2nd Half
Distance13.11 mi
Time1:25:23
Pace6:31 /mi
📊Positive Split: 3.2% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:20:2119:386:1919:38
6:19
-
10K
6.21 mi10:40:0139:186:1919:40
6:20
+0:01
15K
9.32 mi10:59:3358:506:1919:32
6:17
-0:03
20K
12.43 mi11:19:141:18:316:1919:41
6:20
+0:03
Half
13.11 mi11:23:261:22:436:194:12
6:09
-0:11
25K
15.53 mi11:38:421:37:596:1815:16
6:18
+0:09
30K
18.64 mi11:58:401:57:576:2019:58
6:26
+0:08
20M
20.00 mi12:07:192:06:366:208:39
6:22
-0:04
21M
21.00 mi12:13:562:13:136:216:37
6:37
+0:15
35K
21.75 mi12:18:362:17:536:204:40
6:14
-0:23
23M
23.00 mi12:26:502:26:076:218:14
6:35
+0:21
24M
24.00 mi12:33:192:32:366:226:29
6:29
-0:06
40K
24.85 mi12:39:102:38:276:235:51
6:51
+0:22
25.2M
25.20 mi12:41:502:41:076:242:40
7:44
+0:53
Finish
26.22 mi12:48:492:48:066:256:59
6:51
-0:53

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

6:09 /mi

Average Pace

6:25 /mi

Slowest Pace

7:44 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

4:12

2% of race

Time at Steady Pace

2:13:33

79% of race

Time at Slower Pace

30:21

18% of race

Average Pace: 6:25 /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 mi10:20:2119:386:1919:38
6:19
#2567
10K
6.21 mi10:40:0139:186:1919:40
6:20
#2592
15K
9.32 mi10:59:3358:506:1919:32
6:17
#2464
20K
12.43 mi11:19:141:18:316:1919:41
6:20
#2356
Half
13.11 mi11:23:261:22:436:194:12
6:09
#2319
25K
15.53 mi11:38:421:37:596:1815:16
6:18
#2213
30K
18.64 mi11:58:401:57:576:2019:58
6:26
#2083
20M
20.00 mi12:07:192:06:366:208:39
6:22
#1976
21M
21.00 mi12:13:562:13:136:216:37
6:37
#1877
35K
21.75 mi12:18:362:17:536:204:40
6:14
#1829
23M
23.00 mi12:26:502:26:076:218:14
6:35
#1784
24M
24.00 mi12:33:192:32:366:226:29
6:29
#1779
40K
24.85 mi12:39:102:38:276:235:51
6:51
#1806
25.2M
25.20 mi12:41:502:41:076:242:40
7:44
#1825
Finish
26.22 mi12:48:492:48:066:256:59
6:51
#1907
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM18-39Seg. OverallSeg. MalesSeg. M18-39
5K3.11 mi3.11 mi2567244324432293(Top 8%)2188(Top 14%)2188(Top 39%)
10K6.21 mi3.10 mi2592-252470-272470-272618(Top 9%)2496(Top 15%)2496(Top 44%)
15K9.32 mi3.11 mi2464+1282352+1182352+1182293(Top 8%)2188(Top 14%)2188(Top 39%)
20K12.43 mi3.11 mi2356+1082249+1032249+1032200(Top 8%)2099(Top 13%)2099(Top 37%)
Half13.11 mi0.68 mi2319+372214+352214+351800(Top 6%)1716(Top 11%)1716(Top 30%)
25K15.53 mi2.42 mi2213+1062114+1002114+1001853(Top 7%)1761(Top 11%)1761(Top 31%)
30K18.64 mi3.11 mi2083+1301987+1271987+1271668(Top 6%)1582(Top 10%)1582(Top 28%)
20M20.00 mi1.36 mi1976+1071881+1061881+1061150(Top 4%)1086(Top 7%)1086(Top 19%)
21M21.00 mi1.00 mi1877+991784+971784+97984(Top 3%)934(Top 6%)934(Top 17%)
35K21.75 mi0.75 mi1829+481737+471737+471412(Top 5%)1339(Top 8%)1339(Top 24%)
23M23.00 mi1.25 mi1784+451692+451692+451746(Top 6%)1634(Top 10%)1634(Top 29%)
24M24.00 mi1.00 mi1779+51686+61686+61992(Top 7%)1849(Top 11%)1849(Top 33%)
40K24.85 mi0.85 mi1806-271710-241710-243054(Top 11%)2750(Top 17%)2750(Top 49%)
25.2M25.20 mi0.35 mi1825-191727-171727-174491(Top 16%)3769(Top 23%)3769(Top 67%)
Finish26.22 mi1.02 mi1907-821806-791806-794801(Top 17%)3985(Top 25%)3985(Top 71%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 8%
×21stories
+97ft-345ft

Overall

2293

Males

2188

M18-39

2188

5K→10K

3.1 - 6.2 mi

Top 9%
×5stories
+79ft-138ft

Overall

2618

Males

2496

M18-39

2496

10K→15K

6.2 - 9.3 mi

Top 8%
×3stories
+67ft-78ft

Overall

2293

Males

2188

M18-39

2188

15K→20K

9.3 - 12.4 mi

Top 8%
×5stories
+106ft-86ft

Overall

2200

Males

2099

M18-39

2099

20K→Half

12.4 - 13.1 mi

Top 6%
×2stories
+19ft-37ft

Overall

1800

Males

1716

M18-39

1716

Half→25K

13.1 - 15.5 mi

Top 7%
×4stories
+66ft-88ft

Overall

1853

Males

1761

M18-39

1761

25K→30K

15.5 - 18.6 mi

Top 6%
×9stories
+181ft-148ft

Overall

1668

Males

1582

M18-39

1582

30K→20M

18.6 - 20.0 mi

Top 4%
×5stories
+64ft-50ft

Overall

1150

Males

1086

M18-39

1086

20M→21M

20.0 - 21.0 mi

Top 3%
×8stories
+106ft-24ft

Overall

984

Males

934

M18-39

934

21M→35K

21.0 - 21.8 mi

Top 5%
×7stories
+17ft-86ft

Overall

1412

Males

1339

M18-39

1339

35K→23M

21.8 - 23.0 mi

Top 6%
×5stories
+23ft-63ft

Overall

1746

Males

1634

M18-39

1634

23M→24M

23.0 - 24.0 mi

Top 7%
×6stories
+12ft-82ft

Overall

1992

Males

1849

M18-39

1849

24M→40K

24.0 - 24.9 mi

Top 11%
×1story
+6ft-20ft

Overall

3054

Males

2750

M18-39

2750

40K→25.2M

24.9 - 25.2 mi

Top 16%
×1story
+13ft-16ft

Overall

4491

Males

3769

M18-39

3769

25.2M→Finish

25.2 - 26.2 mi

Top 17%
×2stories
+22ft-21ft

Overall

4801

Males

3985

M18-39

3985

Passing Analysis

Category:
Athletes Passed
1098
Passed By
438
Net Change
+660
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#2567
5K → 10K106131-25#2567#2592
10K → 15K15830+128#2592#2464
15K → 20K13224+108#2464#2356
20K → Half370+37#2356#2319
Half → 25K11711+106#2319#2213
25K → 30K14616+130#2213#2083
30K → 20M1103+107#2083#1976
20M → 21M990+99#1976#1877
21M → 35K557+48#1877#1829
35K → 23M6116+45#1829#1784
23M → 24M3631+5#1784#1779
24M → 40K2047-27#1779#1806
40K → 25.2M827-19#1806#1825
25.2M → Finish1395-82#1825#1907
TOTALS1098438+660
📊

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