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BOSTON MARATHON 2025

Zach Panning

Bib: 23•M

0:00
0:00
/ mi
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Overall
#0 / 28404
Top 0.1%
Gender (Male)
#0 / 16105
Top 0.2%
Division (M18-39)
#0 / 5642
Top 0.6%
Race Day Weather
50°/40°F
broken clouds

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
14:48
Rank: #20
Start → 5K
14:48 | 4:46/mi
10K· 6.21 mi
29:49
Rank: #19 (+1)
5K → 10K
15:01 | 4:50/mi
15K· 9.32 mi
45:08
Rank: #20 (-1)
10K → 15K
15:19 | 4:56/mi
20K· 12.43 mi
1:00:23
Rank: #18 (+2)
15K → 20K
15:15 | 4:55/mi
Half· 13.11 mi
1:03:43
Rank: #18
20K → Half
3:20 | 4:53/mi
25K· 15.53 mi
1:15:39
Rank: #18
Half → 25K
11:56 | 4:55/mi
30K· 18.64 mi
1:31:11
Rank: #17 (+1)
25K → 30K
15:32 | 5:00/mi
20M
1:38:13
Rank: #17
30K → 20M
7:02 | 5:11/mi
21M
1:43:57
Rank: #17
20M → 21M
5:44 | 5:44/mi
35K· 21.75 mi
1:47:51
Rank: #17
21M → 35K
3:54 | 5:13/mi
23M
1:55:21
Rank: #20 (-3)
35K → 23M
7:30 | 5:59/mi
24M
2:01:36
Rank: #25 (-5)
23M → 24M
6:15 | 6:15/mi
40K· 24.85 mi
2:07:17
Rank: #29 (-4)
24M → 40K
5:41 | 6:39/mi
25.2M
2:09:56
Rank: #29
40K → 25.2M
2:39 | 7:41/mi
Finish· 26.22 mi
2:16:47
Rank: #32 (-3)
25.2M → Finish
6:51 | 6:43/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:03:43
Pace4:52 /mi
2nd Half
Distance13.11 mi
Time1:13:04
Pace5:34 /mi
📊Positive Split: 14.7% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi09:51:5014:484:4614:48
4:46
-
10K
6.21 mi10:06:5129:494:4815:01
4:50
+0:04
15K
9.32 mi10:22:1045:084:5115:19
4:56
+0:06
20K
12.43 mi10:37:251:00:234:5215:15
4:55
-0:01
Half
13.11 mi10:40:451:03:434:523:20
4:53
-0:02
25K
15.53 mi10:52:411:15:394:5211:56
4:55
+0:02
30K
18.64 mi11:08:131:31:114:5315:32
5:00
+0:05
20M
20.00 mi11:15:151:38:134:557:02
5:11
+0:11
21M
21.00 mi11:20:591:43:574:575:44
5:44
+0:33
35K
21.75 mi11:24:531:47:514:583:54
5:13
-0:31
23M
23.00 mi11:32:231:55:215:017:30
5:59
+0:46
24M
24.00 mi11:38:382:01:365:046:15
6:15
+0:16
40K
24.85 mi11:44:192:07:175:075:41
6:39
+0:24
25.2M
25.20 mi11:46:582:09:565:092:39
7:41
+1:02
Finish
26.22 mi11:53:492:16:475:136:51
6:43
-0:58

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

4:46 /mi

Average Pace

5:13 /mi

Slowest Pace

7:41 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

0:00

0% of race

Time at Steady Pace

1:42:07

75% of race

Time at Slower Pace

34:40

25% of race

Average Pace: 5:13 /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 mi09:51:5014:484:4614:48
4:46
#20
10K
6.21 mi10:06:5129:494:4815:01
4:50
#19
15K
9.32 mi10:22:1045:084:5115:19
4:56
#20
20K
12.43 mi10:37:251:00:234:5215:15
4:55
#18
Half
13.11 mi10:40:451:03:434:523:20
4:53
#18
25K
15.53 mi10:52:411:15:394:5211:56
4:55
#18
30K
18.64 mi11:08:131:31:114:5315:32
5:00
#17
20M
20.00 mi11:15:151:38:134:557:02
5:11
#17
21M
21.00 mi11:20:591:43:574:575:44
5:44
#17
35K
21.75 mi11:24:531:47:514:583:54
5:13
#17
23M
23.00 mi11:32:231:55:215:017:30
5:59
#20
24M
24.00 mi11:38:382:01:365:046:15
6:15
#25
40K
24.85 mi11:44:192:07:175:075:41
6:39
#29
25.2M
25.20 mi11:46:582:09:565:092:39
7:41
#29
Finish
26.22 mi11:53:492:16:475:136:51
6:43
#32
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM18-39Seg. OverallSeg. MalesSeg. M18-39
5K3.11 mi3.11 mi20202020(Top 0.07%)20(Top 0.1%)20(Top 0.4%)
10K6.21 mi3.10 mi19+119+119+117(Top 0.06%)17(Top 0.1%)17(Top 0.3%)
15K9.32 mi3.11 mi20-120-120-120(Top 0.07%)20(Top 0.1%)20(Top 0.4%)
20K12.43 mi3.11 mi18+218+218+214(Top 0.05%)14(Top 0.09%)14(Top 0.2%)
Half13.11 mi0.68 mi18181814(Top 0.05%)14(Top 0.09%)14(Top 0.2%)
25K15.53 mi2.42 mi18181815(Top 0.05%)15(Top 0.09%)15(Top 0.3%)
30K18.64 mi3.11 mi17+117+117+114(Top 0.05%)14(Top 0.09%)14(Top 0.2%)
20M20.00 mi1.36 mi17171719(Top 0.07%)19(Top 0.1%)19(Top 0.3%)
21M21.00 mi1.00 mi17171747(Top 0.2%)47(Top 0.3%)47(Top 0.8%)
35K21.75 mi0.75 mi17171745(Top 0.2%)41(Top 0.3%)41(Top 0.7%)
23M23.00 mi1.25 mi20-320-320-3317(Top 1%)295(Top 2%)295(Top 5%)
24M24.00 mi1.00 mi25-525-525-51144(Top 4%)1071(Top 7%)1071(Top 19%)
40K24.85 mi0.85 mi29-429-429-42119(Top 7%)1945(Top 12%)1945(Top 34%)
25.2M25.20 mi0.35 mi2929294155(Top 15%)3511(Top 22%)3511(Top 62%)
Finish26.22 mi1.02 mi32-332-332-33964(Top 14%)3397(Top 21%)3397(Top 60%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 0.07%
×21stories
+97ft-345ft

Overall

20

Males

20

M18-39

20

5K→10K

3.1 - 6.2 mi

Top 0.06%
×5stories
+79ft-138ft

Overall

17

Males

17

M18-39

17

10K→15K

6.2 - 9.3 mi

Top 0.07%
×3stories
+67ft-78ft

Overall

20

Males

20

M18-39

20

15K→20K

9.3 - 12.4 mi

Top 0.05%
×5stories
+106ft-86ft

Overall

14

Males

14

M18-39

14

20K→Half

12.4 - 13.1 mi

Top 0.05%
×2stories
+19ft-37ft

Overall

14

Males

14

M18-39

14

Half→25K

13.1 - 15.5 mi

Top 0.05%
×4stories
+66ft-88ft

Overall

15

Males

15

M18-39

15

25K→30K

15.5 - 18.6 mi

Top 0.05%
×9stories
+181ft-148ft

Overall

14

Males

14

M18-39

14

30K→20M

18.6 - 20.0 mi

Top 0.07%
×5stories
+64ft-50ft

Overall

19

Males

19

M18-39

19

20M→21M

20.0 - 21.0 mi

Top 0.2%
×8stories
+106ft-24ft

Overall

47

Males

47

M18-39

47

21M→35K

21.0 - 21.8 mi

Top 0.2%
×7stories
+17ft-86ft

Overall

45

Males

41

M18-39

41

35K→23M

21.8 - 23.0 mi

Top 1%
×5stories
+23ft-63ft

Overall

317

Males

295

M18-39

295

23M→24M

23.0 - 24.0 mi

Top 4%
×6stories
+12ft-82ft

Overall

1144

Males

1071

M18-39

1071

24M→40K

24.0 - 24.9 mi

Top 7%
×1story
+6ft-20ft

Overall

2119

Males

1945

M18-39

1945

40K→25.2M

24.9 - 25.2 mi

Top 15%
×1story
+13ft-16ft

Overall

4155

Males

3511

M18-39

3511

25.2M→Finish

25.2 - 26.2 mi

Top 14%
×2stories
+22ft-21ft

Overall

3964

Males

3397

M18-39

3397

Passing Analysis

Category:
Athletes Passed
6
Passed By
18
Net Change
-12
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#20
5K → 10K21+1#20#19
10K → 15K12-1#19#20
15K → 20K20+2#20#18
20K → Half000#18#18
Half → 25K000#18#18
25K → 30K10+1#18#17
30K → 20M000#17#17
20M → 21M000#17#17
21M → 35K000#17#17
35K → 23M03-3#17#20
23M → 24M05-5#20#25
24M → 40K04-4#25#29
40K → 25.2M000#29#29
25.2M → Finish03-3#29#32
TOTALS618-12
📊

Passing Visuals

Category:

📈Position Graph

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🎨Heatmap Timeline

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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