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Public Race Data

Boston Athletic Association

Boston Athletic Association

Mika Timing

Mika Timing
BOSTON MARATHON 2026

Marion Corum

Bib: 11006 •F •Age: N/A

TN

Boston Marathon logo
0:00
0:00
/ mi
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Overall
#0 / 29021
Top 21%
Gender (Female)
#0 / 12578
Top 5%
Age Group (F18-39)
#0 / 5716
Top 10%
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
20:52
3.11 mi
Rank: #6066
Start → 5K
20:52 | 6:43/mi
10K
41:21
6.21 mi
Rank: #5466 (+600)
5K → 10K
20:29 | 6:36/mi
15K
1:01:46
9.32 mi
Rank: #5185 (+281)
10K → 15K
20:25 | 6:35/mi
20K
1:22:27
12.43 mi
Rank: #5057 (+128)
15K → 20K
20:41 | 6:40/mi
HALF
1:26:56
13.11 mi
Rank: #5051 (+6)
20K → HALF
4:29 | 6:35/mi
25K
1:43:20
15.53 mi
Rank: #5064 (-13)
HALF → 25K
16:24 | 6:46/mi
30K
2:05:06
18.64 mi
Rank: #5178 (-114)
25K → 30K
21:46 | 7:01/mi
20M
2:14:49
20.00 mi
Rank: #5297 (-119)
30K → 20M
9:43 | 7:10/mi
21M
2:22:21
21.00 mi
Rank: #5373 (-76)
20M → 21M
7:32 | 7:32/mi
35K
2:27:36
21.75 mi
Rank: #5438 (-65)
21M → 35K
5:15 | 7:02/mi
23M
2:36:57
23.00 mi
Rank: #5635 (-197)
35K → 23M
9:21 | 7:29/mi
24M
2:44:19
24.00 mi
Rank: #5815 (-180)
23M → 24M
7:22 | 7:22/mi
40K
2:50:43
24.85 mi
Rank: #5928 (-113)
24M → 40K
6:24 | 7:30/mi
25.2M
2:53:32
25.20 mi
Rank: #5996 (-68)
40K → 25.2M
2:49 | 8:11/mi
FINISH
3:01:08
26.22 mi
Rank: #6155 (-159)
25.2M → FINISH
7:36 | 7:28/mi
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Splits & Pacing

Detailed breakdown of your race performance at each timing point

Half Splits

1st HalfFaster
via HALF
Distance13.11 mi
Time1:26:56
Pace6:38 /mi
2nd Half
Distance13.11 mi
Time1:34:12
Pace7:12 /mi
📊Positive Split: 8.4% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:38:3320:526:4320:52
6:43
-
10K
6.21 mi10:59:0241:216:4020:29
6:36
-0:07
15K
9.32 mi11:19:271:01:466:3820:25
6:35
-0:01
20K
12.43 mi11:40:081:22:276:3920:41
6:40
+0:05
HALF
13.11 mi11:44:371:26:566:384:29
6:35
-0:05
25K
15.53 mi12:01:011:43:206:4016:24
6:46
+0:11
30K
18.64 mi12:22:472:05:066:4321:46
7:01
+0:15
20M
20.00 mi12:32:302:14:496:459:43
7:10
+0:09
21M
21.00 mi12:40:022:22:216:477:32
7:32
+0:22
35K
21.75 mi12:45:172:27:366:485:15
7:02
-0:30
23M
23.00 mi12:54:382:36:576:509:21
7:29
+0:27
24M
24.00 mi13:02:002:44:196:517:22
7:22
-0:07
40K
24.85 mi13:08:242:50:436:536:24
7:30
+0:08
25.2M
25.20 mi13:11:132:53:326:542:49
8:11
+0:41
FINISH
26.22 mi13:18:493:01:086:557:36
7:28
-0:43

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

6:35 /mi

Average Pace

6:55 /mi

Slowest Pace

8:11 /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

1:43:20

57% of race

Time at Steady Pace

36:44

20% of race

Time at Slower Pace

41:04

23% of race

Average Pace: 6:54 /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 mi10:38:3320:526:4320:52
6:43
#6066
10K
6.21 mi10:59:0241:216:4020:29
6:36
#5466
15K
9.32 mi11:19:271:01:466:3820:25
6:35
#5185
20K
12.43 mi11:40:081:22:276:3920:41
6:40
#5057
HALF
13.11 mi11:44:371:26:566:384:29
6:35
#5051
25K
15.53 mi12:01:011:43:206:4016:24
6:46
#5064
30K
18.64 mi12:22:472:05:066:4321:46
7:01
#5178
20M
20.00 mi12:32:302:14:496:459:43
7:10
#5297
21M
21.00 mi12:40:022:22:216:477:32
7:32
#5373
35K
21.75 mi12:45:172:27:366:485:15
7:02
#5438
23M
23.00 mi12:54:382:36:576:509:21
7:29
#5635
24M
24.00 mi13:02:002:44:196:517:22
7:22
#5815
40K
24.85 mi13:08:242:50:436:536:24
7:30
#5928
25.2M
25.20 mi13:11:132:53:326:542:49
8:11
#5996
FINISH
26.22 mi13:18:493:01:086:557:36
7:28
#6155
Faster pace
Steady pace
Slower pace

Rankings

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

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF18-39Seg. OverallSeg. FemalesSeg. F18-39
5K3.11 mi3.11 mi60665355354735(Top 16%)295(Top 2%)295(Top 5%)
10K6.21 mi3.10 mi5466+600396+139396+1394988(Top 17%)330(Top 3%)330(Top 6%)
15K9.32 mi3.11 mi5185+281353+43353+434735(Top 16%)295(Top 2%)295(Top 5%)
20K12.43 mi3.11 mi5057+128337+16337+164867(Top 17%)328(Top 3%)328(Top 6%)
HALF13.11 mi0.68 mi5051+6335+2335+25166(Top 18%)407(Top 3%)407(Top 7%)
25K15.53 mi2.42 mi5064-13348-13348-135480(Top 19%)502(Top 4%)502(Top 9%)
30K18.64 mi3.11 mi5178-114384-36384-365956(Top 21%)676(Top 5%)676(Top 12%)
20M20.00 mi1.36 mi5297-119414-30414-306636(Top 23%)940(Top 7%)940(Top 16%)
21M21.00 mi1.00 mi5373-76448-34448-346724(Top 23%)1103(Top 9%)1103(Top 19%)
35K21.75 mi0.75 mi5438-65471-23471-237267(Top 25%)1247(Top 10%)1247(Top 22%)
23M23.00 mi1.25 mi5635-197531-60531-608648(Top 30%)1934(Top 15%)1934(Top 34%)
24M24.00 mi1.00 mi5815-180588-57588-579100(Top 31%)2210(Top 18%)2210(Top 39%)
40K24.85 mi0.85 mi5928-113615-27615-278759(Top 30%)2143(Top 17%)2143(Top 37%)
25.2M25.20 mi0.35 mi5996-68631-16631-169393(Top 32%)2510(Top 20%)2510(Top 44%)
FINISH26.22 mi1.02 mi6155-159677-46677-4611098(Top 38%)3384(Top 27%)3384(Top 59%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 16%
×21
+97ft-345ft

Overall

4735

Females

295

F18-39

295

5K→10K

3.1 - 6.2 mi

Top 17%
×5
+79ft-138ft

Overall

4988

Females

330

F18-39

330

10K→15K

6.2 - 9.3 mi

Top 16%
×3
+67ft-78ft

Overall

4735

Females

295

F18-39

295

15K→20K

9.3 - 12.4 mi

Top 17%
×5
+106ft-86ft

Overall

4867

Females

328

F18-39

328

20K→HALF

12.4 - 13.1 mi

Top 18%
×2
+19ft-37ft

Overall

5166

Females

407

F18-39

407

HALF→25K

13.1 - 15.5 mi

Top 19%
×4
+66ft-88ft

Overall

5480

Females

502

F18-39

502

25K→30K

15.5 - 18.6 mi

Top 21%
×9
+181ft-148ft

Overall

5956

Females

676

F18-39

676

30K→20M

18.6 - 20.0 mi

Top 23%
×5
+64ft-50ft

Overall

6636

Females

940

F18-39

940

20M→21M

20.0 - 21.0 mi

Top 23%
×8
+106ft-24ft

Overall

6724

Females

1103

F18-39

1103

21M→35K

21.0 - 21.8 mi

Top 25%
×7
+17ft-86ft

Overall

7267

Females

1247

F18-39

1247

35K→23M

21.8 - 23.0 mi

Top 30%
×5
+23ft-63ft

Overall

8648

Females

1934

F18-39

1934

23M→24M

23.0 - 24.0 mi

Top 31%
×6
+12ft-82ft

Overall

9100

Females

2210

F18-39

2210

24M→40K

24.0 - 24.9 mi

Top 30%
×1
+6ft-20ft

Overall

8759

Females

2143

F18-39

2143

40K→25.2M

24.9 - 25.2 mi

Top 32%
×1
+13ft-16ft

Overall

9393

Females

2510

F18-39

2510

25.2M→FINISH

25.2 - 26.2 mi

Top 38%
×2
+22ft-21ft

Overall

11098

Females

3384

F18-39

3384

Passing

Athletes you passed and who passed you throughout the race

Passing Analysis

Category:
Athletes Passed
1544*
Passed By
1580
Net Change
-89
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#6066
5K → 10K627*27+600#6066#5466
10K → 15K317*36+281#5466#5185
15K → 20K16335+128#5185#5057
20K → HALF1812+6#5057#5051
HALF → 25K87100-13#5051#5064
25K → 30K101200-114#5064#5178
30K → 20M29148-119#5178#5297
20M → 21M40116-76#5297#5373
21M → 35K35100-65#5373#5438
35K → 23M31200-197#5438#5635
23M → 24M30200-180#5635#5815
24M → 40K34147-113#5815#5928
40K → 25.2M1280-68#5928#5996
25.2M → FINISH20179-159#5996#6155
TOTALS1544*1580-89

* 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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Qualifying & Age Grade

See how your performance stacks up against qualifying standards

OTQ

Olympic Trials Qualifying analysis available

Activity Data

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