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BOSTON MARATHON 2025

Callan Knebel

Bib: 15379•X

CO

0:00
0:00
/ mi
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Overall
#0 / 28404
Top 24%
Gender (Other)
#0 / 71
Top 25%
Race Day Weather
50°/40°F
broken clouds

⏱️ Race Timeline

Course Elevation
7–469 ft
≈
×2stacked redwood trees
•▲ 890 ft climb · ▼ 1342 ft descent
Ribbon color based on
FasterSteadySlower· vs. your average pace
Start
0:00
Race begins
5K· 3.11 mi
7:25/mi
23:01
↑ 97↓ 3451.5%
10K· 6.21 mi
7:15/mi
45:34
↑ 79↓ 1380.4%
15K· 9.32 mi
7:12/mi
1:07:56
↑ 67↓ 78
20K· 12.43 mi
7:07/mi
1:30:02
↑ 106↓ 860.1%
Half· 13.11 mi
7:08/mi
1:34:54
↑ 19↓ 370.5%
25K· 15.53 mi
7:04/mi
1:52:01
↑ 66↓ 880.2%
30K· 18.64 mi
7:12/mi
2:14:23
↑ 181↓ 1480.2%
20M
7:13/mi
2:24:12
↑ 64↓ 500.2%
21M
7:29/mi
2:31:41
↑ 106↓ 241.6%
35K· 21.75 mi
7:02/mi
2:36:57
↑ 17↓ 861.7%
23M
7:21/mi
2:46:09
↑ 23↓ 630.6%
24M
6:57/mi
2:53:06
↓ 821.3%
40K· 24.85 mi
7:21/mi
2:59:23
↓ 200.3%
25.2M
7:47/mi
3:02:04
↑ 13↓ 160.2%
Finish· 26.22 mi
6:51/mi
3:09:03
↑ 22↓ 21

The Course

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Half Splits

1st Half· via Half⚖️ Balanced
Distance13.11 mi
Time1:34:54
Pace7:14 /mi
2nd Half⚖️ Balanced
Distance13.11 mi
Time1:34:09
Pace7:11 /mi
📊Even Split: Consistent pacing between halves

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:54:2823:017:2523:01
7:25
-
10K
6.21 mi11:17:0145:347:2022:33
7:15
-0:10
15K
9.32 mi11:39:231:07:567:1722:22
7:12
-0:03
20K
12.43 mi12:01:291:30:027:1522:06
7:07
-0:05
Half
13.11 mi12:06:211:34:547:144:52
7:08
+0:01
25K
15.53 mi12:23:281:52:017:1317:07
7:04
-0:04
30K
18.64 mi12:45:502:14:237:1322:22
7:12
+0:08
20M
20.00 mi12:55:392:24:127:139:49
7:13
+0:01
21M
21.00 mi13:03:082:31:417:137:29
7:29
+0:16
35K
21.75 mi13:08:242:36:577:135:16
7:02
-0:27
23M
23.00 mi13:17:362:46:097:139:12
7:21
+0:19
24M
24.00 mi13:24:332:53:067:136:57
6:57
-0:24
40K
24.85 mi13:30:502:59:237:136:17
7:21
+0:24
25.2M
25.20 mi13:33:313:02:047:132:41
7:47
+0:26
Finish
26.22 mi13:40:303:09:037:136:59
6:51
-0:56

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

6:51 /mi

Average Pace

7:13 /mi

Slowest Pace

7:47 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

3:06:22

99% of race

Time at Steady Pace

2:41

1% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 7:13 /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 mi10:54:2823:017:2523:01
7:25
#11375
10K
6.21 mi11:17:0145:347:2022:33
7:15
#10606
15K
9.32 mi11:39:231:07:567:1722:22
7:12
#10108
20K
12.43 mi12:01:291:30:027:1522:06
7:07
#9374
Half
13.11 mi12:06:211:34:547:144:52
7:08
#9337
25K
15.53 mi12:23:281:52:017:1317:07
7:04
#8761
30K
18.64 mi12:45:502:14:237:1322:22
7:12
#8094
20M
20.00 mi12:55:392:24:127:139:49
7:13
#7821
21M
21.00 mi13:03:082:31:417:137:29
7:29
#7529
35K
21.75 mi13:08:242:36:577:135:16
7:02
#7425
23M
23.00 mi13:17:362:46:097:139:12
7:21
#7269
24M
24.00 mi13:24:332:53:067:136:57
6:57
#7083
40K
24.85 mi13:30:502:59:237:136:17
7:21
#6988
25.2M
25.20 mi13:33:313:02:047:132:41
7:47
#6928
Finish
26.22 mi13:40:303:09:037:136:59
6:51
#6784
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallXAge DivSeg. OverallSeg. XSeg. Age Div
5K3.11 mi3.11 mi1137529299089(Top 32%)26(Top 37%)26
10K6.21 mi3.10 mi10606+76928+128+19966(Top 35%)29(Top 41%)29
15K9.32 mi3.11 mi10108+49828289089(Top 32%)26(Top 37%)26
20K12.43 mi3.11 mi9374+73426+226+27585(Top 27%)20(Top 28%)20
Half13.11 mi0.68 mi9337+3725+125+18455(Top 30%)23(Top 32%)23
25K15.53 mi2.42 mi8761+57623+223+26679(Top 24%)19(Top 27%)19
30K18.64 mi3.11 mi8094+66721+221+25885(Top 21%)17(Top 24%)17
20M20.00 mi1.36 mi7821+27321215294(Top 19%)14(Top 20%)14
21M21.00 mi1.00 mi7529+29221214495(Top 16%)15(Top 21%)15
35K21.75 mi0.75 mi7425+10420+120+15548(Top 20%)15(Top 21%)15
23M23.00 mi1.25 mi7269+15619+119+15697(Top 20%)14(Top 20%)14
24M24.00 mi1.00 mi7083+18619194314(Top 15%)13(Top 18%)13
40K24.85 mi0.85 mi6988+9519195866(Top 21%)16(Top 23%)16
25.2M25.20 mi0.35 mi6928+6019194641(Top 16%)14(Top 20%)14
Finish26.22 mi1.02 mi6784+14418+118+14773(Top 17%)19(Top 27%)19

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 32%
×21story building
+97ft-345ft

Overall

9089

X

26

Age Div

26

5K→10K

3.1 - 6.2 mi

Top 35%
×5story building
+79ft-138ft

Overall

9966

X

29

Age Div

29

10K→15K

6.2 - 9.3 mi

Top 32%
×3story building
+67ft-78ft

Overall

9089

X

26

Age Div

26

15K→20K

9.3 - 12.4 mi

Top 27%
×5story building
+106ft-86ft

Overall

7585

X

20

Age Div

20

20K→Half

12.4 - 13.1 mi

Top 30%
×2story building
+19ft-37ft

Overall

8455

X

23

Age Div

23

Half→25K

13.1 - 15.5 mi

Top 24%
×4story building
+66ft-88ft

Overall

6679

X

19

Age Div

19

25K→30K

15.5 - 18.6 mi

Top 21%
×9story building
+181ft-148ft

Overall

5885

X

17

Age Div

17

30K→20M

18.6 - 20.0 mi

Top 19%
×5story building
+64ft-50ft

Overall

5294

X

14

Age Div

14

20M→21M

20.0 - 21.0 mi

Top 16%
×8story building
+106ft-24ft

Overall

4495

X

15

Age Div

15

21M→35K

21.0 - 21.8 mi

Top 20%
×7story building
+17ft-86ft

Overall

5548

X

15

Age Div

15

35K→23M

21.8 - 23.0 mi

Top 20%
×5story building
+23ft-63ft

Overall

5697

X

14

Age Div

14

23M→24M

23.0 - 24.0 mi

Top 15%
×6story building
+12ft-82ft

Overall

4314

X

13

Age Div

13

24M→40K

24.0 - 24.9 mi

Top 21%
×1story
+6ft-20ft

Overall

5866

X

16

Age Div

16

40K→25.2M

24.9 - 25.2 mi

Top 16%
×1story
+13ft-16ft

Overall

4641

X

14

Age Div

14

25.2M→Finish

25.2 - 26.2 mi

Top 17%
×2story building
+22ft-21ft

Overall

4773

X

19

Age Div

19

Passing Analysis

Category:
Athletes Passed
4749*
Passed By
158
Net Change
+4591
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#11375
5K → 10K82960+769#11375#10606
10K → 15K51214+498#10606#10108
15K → 20K739*5+734#10108#9374
20K → Half469+37#9374#9337
Half → 25K5782+576#9337#8761
25K → 30K6670+667#8761#8094
30K → 20M2763+273#8094#7821
20M → 21M2931+292#7821#7529
21M → 35K1117+104#7529#7425
35K → 23M17317+156#7425#7269
23M → 24M1915+186#7269#7083
24M → 40K11217+95#7083#6988
40K → 25.2M655+60#6988#6928
25.2M → Finish15713+144#6928#6784
TOTALS4749*158+4591

* Includes athletes who did not complete a segment (DNF/DNQ).

📊

Passing Visuals

Category:
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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