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BOSTON MARATHON 2025

Elliot Knernschield

Bib: 653•M

AL

0:00
0:00
/ mi
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Overall
#0 / 28404
Top 3%
Gender (Male)
#0 / 16105
Top 5%
Division (M18-39)
#0 / 5642
Top 13%
Race Day Weather
50°/40°F
broken clouds

⏱️ Race Timeline

Watch your race unfold from start to finish

Start
0:00:00
Race begins
5K· 3.11 mi
17:59
Rank: #597
Start → 5K
17:59 | 5:47/mi
10K· 6.21 mi
36:10
Rank: #634 (-37)
5K → 10K
18:11 | 5:51/mi
15K· 9.32 mi
54:22
Rank: #627 (+7)
10K → 15K
18:12 | 5:51/mi
20K· 12.43 mi
1:12:27
Rank: #578 (+49)
15K → 20K
18:05 | 5:49/mi
Half· 13.11 mi
1:16:21
Rank: #568 (+10)
20K → Half
3:54 | 5:43/mi
25K· 15.53 mi
1:30:23
Rank: #517 (+51)
Half → 25K
14:02 | 5:47/mi
30K· 18.64 mi
1:49:09
Rank: #515 (+2)
25K → 30K
18:46 | 6:02/mi
20M
1:57:55
Rank: #554 (-39)
30K → 20M
8:46 | 6:27/mi
21M
2:05:33
Rank: #650 (-96)
20M → 21M
7:38 | 7:38/mi
35K· 21.75 mi
2:10:44
Rank: #711 (-61)
21M → 35K
5:11 | 6:56/mi
23M
2:19:22
Rank: #776 (-65)
35K → 23M
8:38 | 6:54/mi
24M
2:26:12
Rank: #835 (-59)
23M → 24M
6:50 | 6:50/mi
40K· 24.85 mi
2:32:06
Rank: #888 (-53)
24M → 40K
5:54 | 6:54/mi
25.2M
2:34:33
Rank: #891 (-3)
40K → 25.2M
2:27 | 7:06/mi
Finish· 26.22 mi
2:41:09
Rank: #917 (-26)
25.2M → Finish
6:36 | 6:29/mi

Course Map & Elevation

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:16:21
Pace5:49 /mi
2nd Half
Distance13.11 mi
Time1:24:48
Pace6:28 /mi
📊Positive Split: 11.1% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:18:1017:595:4717:59
5:47
-
10K
6.21 mi10:36:2136:105:4918:11
5:51
+0:04
15K
9.32 mi10:54:3354:225:5018:12
5:51
0:00
20K
12.43 mi11:12:381:12:275:5018:05
5:49
-0:02
Half
13.11 mi11:16:321:16:215:493:54
5:43
-0:06
25K
15.53 mi11:30:341:30:235:4914:02
5:47
+0:04
30K
18.64 mi11:49:201:49:095:5118:46
6:02
+0:15
20M
20.00 mi11:58:061:57:555:548:46
6:27
+0:25
21M
21.00 mi12:05:442:05:335:597:38
7:38
+1:11
35K
21.75 mi12:10:552:10:446:015:11
6:56
-0:42
23M
23.00 mi12:19:332:19:226:048:38
6:54
-0:02
24M
24.00 mi12:26:232:26:126:066:50
6:50
-0:04
40K
24.85 mi12:32:172:32:066:075:54
6:54
+0:04
25.2M
25.20 mi12:34:442:34:336:082:27
7:06
+0:12
Finish
26.22 mi12:41:202:41:096:096:36
6:29
-0:37

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

5:43 /mi

Average Pace

6:09 /mi

Slowest Pace

7:38 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Bar length shows time spent in each segment. Colors mark your faster to slower segments, relative to your own pace.

Time at Faster Pace

1:49:09

68% of race

Time at Steady Pace

15:22

10% of race

Time at Slower Pace

36:38

23% of race

Average Pace: 6:09 /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

Enhanced split table showing pace trends through mini sparkline visualizations.

Overall Pace Trend

CheckpointDistanceTime of DayTimeAvg PaceSegmentPaceTrendRank
5K
3.11 mi10:18:1017:595:4717:59
5:47
#597
10K
6.21 mi10:36:2136:105:4918:11
5:51
#634
15K
9.32 mi10:54:3354:225:5018:12
5:51
#627
20K
12.43 mi11:12:381:12:275:5018:05
5:49
#578
Half
13.11 mi11:16:321:16:215:493:54
5:43
#568
25K
15.53 mi11:30:341:30:235:4914:02
5:47
#517
30K
18.64 mi11:49:201:49:095:5118:46
6:02
#515
20M
20.00 mi11:58:061:57:555:548:46
6:27
#554
21M
21.00 mi12:05:442:05:335:597:38
7:38
#650
35K
21.75 mi12:10:552:10:446:015:11
6:56
#711
23M
23.00 mi12:19:332:19:226:048:38
6:54
#776
24M
24.00 mi12:26:232:26:126:066:50
6:50
#835
40K
24.85 mi12:32:172:32:066:075:54
6:54
#888
25.2M
25.20 mi12:34:442:34:336:082:27
7:06
#891
Finish
26.22 mi12:41:202:41:096:096:36
6:29
#917
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM18-39Seg. OverallSeg. MalesSeg. M18-39
5K3.11 mi3.11 mi597553553645(Top 2%)599(Top 4%)599(Top 11%)
10K6.21 mi3.10 mi634-37588-35588-35718(Top 3%)673(Top 4%)673(Top 12%)
15K9.32 mi3.11 mi627+7582+6582+6645(Top 2%)599(Top 4%)599(Top 11%)
20K12.43 mi3.11 mi578+49535+47535+47468(Top 2%)437(Top 3%)437(Top 8%)
Half13.11 mi0.68 mi568+10525+10525+10454(Top 2%)426(Top 3%)426(Top 8%)
25K15.53 mi2.42 mi517+51480+45480+45402(Top 1%)372(Top 2%)372(Top 7%)
30K18.64 mi3.11 mi515+2471+9471+9564(Top 2%)526(Top 3%)526(Top 9%)
20M20.00 mi1.36 mi554-39509-38509-381413(Top 5%)1335(Top 8%)1335(Top 24%)
21M21.00 mi1.00 mi650-96603-94603-945256(Top 19%)4555(Top 28%)4555(Top 81%)
35K21.75 mi0.75 mi711-61663-60663-604841(Top 17%)4253(Top 26%)4253(Top 75%)
23M23.00 mi1.25 mi776-65727-64727-643155(Top 11%)2875(Top 18%)2875(Top 51%)
24M24.00 mi1.00 mi835-59782-55782-553656(Top 13%)3252(Top 20%)3252(Top 58%)
40K24.85 mi0.85 mi888-53832-50832-503302(Top 12%)2944(Top 18%)2944(Top 52%)
25.2M25.20 mi0.35 mi891-3834-2834-21748(Top 6%)1587(Top 10%)1587(Top 28%)
Finish26.22 mi1.02 mi917-26860-26860-262674(Top 9%)2404(Top 15%)2404(Top 43%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 2%
×21stories
+97ft-345ft

Overall

645

Males

599

M18-39

599

5K→10K

3.1 - 6.2 mi

Top 3%
×5stories
+79ft-138ft

Overall

718

Males

673

M18-39

673

10K→15K

6.2 - 9.3 mi

Top 2%
×3stories
+67ft-78ft

Overall

645

Males

599

M18-39

599

15K→20K

9.3 - 12.4 mi

Top 2%
×5stories
+106ft-86ft

Overall

468

Males

437

M18-39

437

20K→Half

12.4 - 13.1 mi

Top 2%
×2stories
+19ft-37ft

Overall

454

Males

426

M18-39

426

Half→25K

13.1 - 15.5 mi

Top 1%
×4stories
+66ft-88ft

Overall

402

Males

372

M18-39

372

25K→30K

15.5 - 18.6 mi

Top 2%
×9stories
+181ft-148ft

Overall

564

Males

526

M18-39

526

30K→20M

18.6 - 20.0 mi

Top 5%
×5stories
+64ft-50ft

Overall

1413

Males

1335

M18-39

1335

20M→21M

20.0 - 21.0 mi

Top 19%
×8stories
+106ft-24ft

Overall

5256

Males

4555

M18-39

4555

21M→35K

21.0 - 21.8 mi

Top 17%
×7stories
+17ft-86ft

Overall

4841

Males

4253

M18-39

4253

35K→23M

21.8 - 23.0 mi

Top 11%
×5stories
+23ft-63ft

Overall

3155

Males

2875

M18-39

2875

23M→24M

23.0 - 24.0 mi

Top 13%
×6stories
+12ft-82ft

Overall

3656

Males

3252

M18-39

3252

24M→40K

24.0 - 24.9 mi

Top 12%
×1story
+6ft-20ft

Overall

3302

Males

2944

M18-39

2944

40K→25.2M

24.9 - 25.2 mi

Top 6%
×1story
+13ft-16ft

Overall

1748

Males

1587

M18-39

1587

25.2M→Finish

25.2 - 26.2 mi

Top 9%
×2stories
+22ft-21ft

Overall

2674

Males

2404

M18-39

2404

Passing Analysis

Category:
Athletes Passed
213
Passed By
533
Net Change
-320
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#597
5K → 10K1653-37#597#634
10K → 15K2215+7#634#627
15K → 20K512+49#627#578
20K → Half100+10#578#568
Half → 25K543+51#568#517
25K → 30K2422+2#517#515
30K → 20M443-39#515#554
20M → 21M399-96#554#650
21M → 35K667-61#650#711
35K → 23M469-65#711#776
23M → 24M160-59#776#835
24M → 40K558-53#835#888
40K → 25.2M58-3#888#891
25.2M → Finish834-26#891#917
TOTALS213533-320
📊

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