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BOSTON MARATHON 2026

Callum Cobb

Bib: 26994•M

MA

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Overall
#0 / 29021
Gender (Male)
#0 / 16340
Age Group (M18-39)
#0 / 5723
Race Day Weather
51°/41°F
overcast clouds

Race Timeline and Course Information

Your journey through the course with elevation, pacing, and checkpoint details

⏱️ Race Timeline

Watch your race unfold from start to finish

Start
0:00:00
Race begins
5K
25:01
3.11 mi
Rank: #17299
Start → 5K
25:01 | 8:04/mi
10K
49:49
6.21 mi
Rank: #17200 (+99)
5K → 10K
24:48 | 7:59/mi
15K
1:15:09
9.32 mi
Rank: #17511 (-311)
10K → 15K
25:20 | 8:10/mi
20K
1:40:34
12.43 mi
Rank: #17456 (+55)
15K → 20K
25:25 | 8:11/mi
HALF
1:45:59
13.11 mi
Rank: #17423 (+33)
20K → HALF
5:25 | 7:57/mi
25K
2:07:09
15.53 mi
Rank: #17845 (-422)
HALF → 25K
21:10 | 8:44/mi
30K
2:34:51
18.64 mi
Rank: #18071 (-226)
25K → 30K
27:42 | 8:55/mi
20M
2:47:25
20.00 mi
Rank: #18232 (-161)
30K → 20M
12:34 | 9:16/mi
21M
2:57:05
21.00 mi
Rank: #18265 (-33)
20M → 21M
9:40 | 9:40/mi
35K
3:03:42
21.75 mi
Rank: #18313 (-48)
21M → 35K
6:37 | 8:51/mi
23M
3:15:22
23.00 mi
Rank: #18413 (-100)
35K → 23M
11:40 | 9:20/mi
24M
3:24:39
24.00 mi
Rank: #18532 (-119)
23M → 24M
9:17 | 9:17/mi
40K
3:32:57
24.85 mi
Rank: #18659 (-127)
24M → 40K
8:18 | 9:43/mi
25.2M
3:36:25
25.20 mi
Rank: #18689 (-30)
40K → 25.2M
3:28 | 10:04/mi
FINISH
3:45:03
26.22 mi
Rank: #18636 (+53)
25.2M → FINISH
8:38 | 8:29/mi

Splits & Pacing

Detailed breakdown of your race performance at each timing point

Half Splits

1st HalfFaster
via HALF
Distance13.11 mi
Time1:45:59
Pace8:06 /mi
2nd Half
Distance13.11 mi
Time1:59:04
Pace9:05 /mi
📊Positive Split: 12.3% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:51:2525:018:0425:01
8:04
-
10K
6.21 mi12:16:1349:498:0224:48
7:59
-0:05
15K
9.32 mi12:41:331:15:098:0425:20
8:10
+0:11
20K
12.43 mi13:06:581:40:348:0625:25
8:11
+0:01
HALF
13.11 mi13:12:231:45:598:065:25
7:57
-0:14
25K
15.53 mi13:33:332:07:098:1221:10
8:44
+0:47
30K
18.64 mi14:01:152:34:518:1927:42
8:55
+0:11
20M
20.00 mi14:13:492:47:258:2312:34
9:16
+0:21
21M
21.00 mi14:23:292:57:058:269:40
9:40
+0:24
35K
21.75 mi14:30:063:03:428:276:37
8:51
-0:49
23M
23.00 mi14:41:463:15:228:3011:40
9:20
+0:29
24M
24.00 mi14:51:033:24:398:329:17
9:17
-0:03
40K
24.85 mi14:59:213:32:578:358:18
9:43
+0:26
25.2M
25.20 mi15:02:493:36:258:363:28
10:04
+0:21
FINISH
26.22 mi15:11:273:45:038:368:38
8:29
-1:35

Checkpoint Splits Visualizations

Explore your race data through different visual perspectives. Scroll to discover each visualization.

📈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

7:57 /mi

Average Pace

8:35 /mi

Slowest Pace

10:04 /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

1:54:37

51% of race

Time at Steady Pace

55:29

25% of race

Time at Slower Pace

54:57

24% of race

Average Pace: 8:35 /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 mi11:51:2525:018:0425:01
8:04
#17299
10K
6.21 mi12:16:1349:498:0224:48
7:59
#17200
15K
9.32 mi12:41:331:15:098:0425:20
8:10
#17511
20K
12.43 mi13:06:581:40:348:0625:25
8:11
#17456
HALF
13.11 mi13:12:231:45:598:065:25
7:57
#17423
25K
15.53 mi13:33:332:07:098:1221:10
8:44
#17845
30K
18.64 mi14:01:152:34:518:1927:42
8:55
#18071
20M
20.00 mi14:13:492:47:258:2312:34
9:16
#18232
21M
21.00 mi14:23:292:57:058:269:40
9:40
#18265
35K
21.75 mi14:30:063:03:428:276:37
8:51
#18313
23M
23.00 mi14:41:463:15:228:3011:40
9:20
#18413
24M
24.00 mi14:51:033:24:398:329:17
9:17
#18532
40K
24.85 mi14:59:213:32:578:358:18
9:43
#18659
25.2M
25.20 mi15:02:493:36:258:363:28
10:04
#18689
FINISH
26.22 mi15:11:273:45:038:368:38
8:29
#18636
Faster pace
Steady pace
Slower pace

Rankings

Your position at each checkpoint and how you ranked in each segment

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM18-39Seg. OverallSeg. MalesSeg. M18-39
5K3.11 mi3.11 mi17299111401114018024(Top 62%)11463(Top 70%)11463(Top 200%)
10K6.21 mi3.10 mi17200+9911085+5511085+5517097(Top 59%)11059(Top 68%)11059(Top 193%)
15K9.32 mi3.11 mi17511-31111212-12711212-12718024(Top 62%)11463(Top 70%)11463(Top 200%)
20K12.43 mi3.11 mi17456+5511197+1511197+1517364(Top 60%)11160(Top 68%)11160(Top 195%)
HALF13.11 mi0.68 mi17423+3311180+1711180+1716695(Top 58%)10909(Top 67%)10909(Top 191%)
25K15.53 mi2.42 mi17845-42211361-18111361-18119852(Top 68%)12183(Top 75%)12183(Top 213%)
30K18.64 mi3.11 mi18071-22611417-5611417-5619152(Top 66%)11776(Top 72%)11776(Top 206%)
20M20.00 mi1.36 mi18232-16111458-4111458-4120045(Top 69%)12128(Top 74%)12128(Top 212%)
21M21.00 mi1.00 mi18265-3311457+111457+119231(Top 66%)11713(Top 72%)11713(Top 205%)
35K21.75 mi0.75 mi18313-4811469-1211469-1219323(Top 67%)11641(Top 71%)11641(Top 203%)
23M23.00 mi1.25 mi18413-10011502-3311502-3319897(Top 69%)11889(Top 73%)11889(Top 208%)
24M24.00 mi1.00 mi18532-11911536-3411536-3420557(Top 71%)12158(Top 74%)12158(Top 212%)
40K24.85 mi0.85 mi18659-12711563-2711563-2721051(Top 73%)12364(Top 76%)12364(Top 216%)
25.2M25.20 mi0.35 mi18689-3011571-811571-819557(Top 67%)11633(Top 71%)11633(Top 203%)
FINISH26.22 mi1.02 mi18636+5311532+3911532+3917997(Top 62%)10890(Top 67%)10890(Top 190%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 62%
×21
+97ft-345ft

Overall

18024

Males

11463

M18-39

11463

5K→10K

3.1 - 6.2 mi

Top 59%
×5
+79ft-138ft

Overall

17097

Males

11059

M18-39

11059

10K→15K

6.2 - 9.3 mi

Top 62%
×3
+67ft-78ft

Overall

18024

Males

11463

M18-39

11463

15K→20K

9.3 - 12.4 mi

Top 60%
×5
+106ft-86ft

Overall

17364

Males

11160

M18-39

11160

20K→HALF

12.4 - 13.1 mi

Top 58%
×2
+19ft-37ft

Overall

16695

Males

10909

M18-39

10909

HALF→25K

13.1 - 15.5 mi

Top 68%
×4
+66ft-88ft

Overall

19852

Males

12183

M18-39

12183

25K→30K

15.5 - 18.6 mi

Top 66%
×9
+181ft-148ft

Overall

19152

Males

11776

M18-39

11776

30K→20M

18.6 - 20.0 mi

Top 69%
×5
+64ft-50ft

Overall

20045

Males

12128

M18-39

12128

20M→21M

20.0 - 21.0 mi

Top 66%
×8
+106ft-24ft

Overall

19231

Males

11713

M18-39

11713

21M→35K

21.0 - 21.8 mi

Top 67%
×7
+17ft-86ft

Overall

19323

Males

11641

M18-39

11641

35K→23M

21.8 - 23.0 mi

Top 69%
×5
+23ft-63ft

Overall

19897

Males

11889

M18-39

11889

23M→24M

23.0 - 24.0 mi

Top 71%
×6
+12ft-82ft

Overall

20557

Males

12158

M18-39

12158

24M→40K

24.0 - 24.9 mi

Top 73%
×1
+6ft-20ft

Overall

21051

Males

12364

M18-39

12364

40K→25.2M

24.9 - 25.2 mi

Top 67%
×1
+13ft-16ft

Overall

19557

Males

11633

M18-39

11633

25.2M→FINISH

25.2 - 26.2 mi

Top 62%
×2
+22ft-21ft

Overall

17997

Males

10890

M18-39

10890

Passing

Athletes you passed and who passed you throughout the race

Passing Analysis

Category:
Athletes Passed
1184*
Passed By
1888
Net Change
-1337
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#17299
5K → 10K299*200+99#17299#17200
10K → 15K91200-311#17200#17511
15K → 20K190135+55#17511#17456
20K → HALF5017+33#17456#17423
HALF → 25K39200-422#17423#17845
25K → 30K123200-226#17845#18071
30K → 20M60200-161#18071#18232
20M → 21M68101-33#18232#18265
21M → 35K3583-48#18265#18313
35K → 23M61161-100#18313#18413
23M → 24M34153-119#18413#18532
24M → 40K31158-127#18532#18659
40K → 25.2M1444-30#18659#18689
25.2M → FINISH8936+53#18689#18636
TOTALS1184*1888-1337

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

📊

Passing Analysis Visualizations

Explore your passing analysis through 5 different visualizations. Scroll to discover each one.

Time:
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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Activity Data

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Public Race Data

Boston Athletic Association

Boston Athletic Association

Mika Timing

Mika Timing