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Public Race Data

Boston Athletic Association

Boston Athletic Association

Mika Timing

Mika Timing
BOSTON MARATHON 2026

Erin Shedd

Bib: 19379 •F •Age: N/A

TX

Boston Marathon logo
0:00
0:00
/ mi
Masters
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Overall
#0 / 29021
Gender (Female)
#0 / 12578
Top 41%
Masters (Masters Women)
#0 / 6862
Top 26%
Age Group (F40-44)
#0 / 1737
Race Day Weather
51°/41°F
overcast clouds
Personalized for Erin

Your Race Performance Report is ready

See how your race unfolded, where your performance changed, and what to focus on next.

Personalized by MyRace AI
Preview insight
Your pace by distance
Fastest segment · 7:48/mi at mile 13.1

Your report includes

  • Race Overview
  • Pacing & Splits
  • Performance Analysis
  • Segment Analysis
  • Passing Analysis
  • Improvement Opportunities
One-time purchase · Instant access · Downloadable PDF · Shareable report

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
24:36
3.11 mi
Rank: #16331
Start → 5K
24:36 | 7:56/mi
10K
49:25
6.21 mi
Rank: #16732 (-401)
5K → 10K
24:49 | 8:00/mi
15K
1:14:06
9.32 mi
Rank: #16684 (+48)
10K → 15K
24:41 | 7:57/mi
20K
1:38:46
12.43 mi
Rank: #16422 (+262)
15K → 20K
24:40 | 7:57/mi
HALF
1:44:05
13.11 mi
Rank: #16371 (+51)
20K → HALF
5:19 | 7:48/mi
25K
2:03:17
15.53 mi
Rank: #16072 (+299)
HALF → 25K
19:12 | 7:56/mi
30K
2:28:43
18.64 mi
Rank: #15828 (+244)
25K → 30K
25:26 | 8:12/mi
20M
2:39:56
20.00 mi
Rank: #15705 (+123)
30K → 20M
11:13 | 8:16/mi
21M
2:48:45
21.00 mi
Rank: #15640 (+65)
20M → 21M
8:49 | 8:49/mi
35K
2:54:55
21.75 mi
Rank: #15645 (-5)
21M → 35K
6:10 | 8:15/mi
23M
3:05:14
23.00 mi
Rank: #15529 (+116)
35K → 23M
10:19 | 8:15/mi
24M
3:13:22
24.00 mi
Rank: #15494 (+35)
23M → 24M
8:08 | 8:08/mi
40K
3:20:17
24.85 mi
Rank: #15384 (+110)
24M → 40K
6:55 | 8:06/mi
25.2M
3:23:19
25.20 mi
Rank: #15350 (+34)
40K → 25.2M
3:02 | 8:48/mi
FINISH
3:31:20
26.22 mi
Rank: #15318 (+32)
25.2M → FINISH
8:01 | 7:53/mi

Splits & Pacing

Detailed breakdown of your race performance at each timing point

Half Splits

1st HalfFaster
via HALF
Distance13.11 mi
Time1:44:05
Pace7:57 /mi
2nd Half
Distance13.11 mi
Time1:47:15
Pace8:11 /mi
📊Positive Split: 3.0% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:08:5124:367:5624:36
7:56
-
10K
6.21 mi11:33:4049:257:5824:49
8:00
+0:04
15K
9.32 mi11:58:211:14:067:5824:41
7:57
-0:03
20K
12.43 mi12:23:011:38:467:5724:40
7:57
0:00
HALF
13.11 mi12:28:201:44:057:575:19
7:48
-0:09
25K
15.53 mi12:47:322:03:177:5719:12
7:56
+0:08
30K
18.64 mi13:12:582:28:437:5925:26
8:12
+0:16
20M
20.00 mi13:24:112:39:568:0011:13
8:16
+0:04
21M
21.00 mi13:33:002:48:458:038:49
8:49
+0:33
35K
21.75 mi13:39:102:54:558:036:10
8:15
-0:34
23M
23.00 mi13:49:293:05:148:0410:19
8:15
0:00
24M
24.00 mi13:57:373:13:228:048:08
8:08
-0:07
40K
24.85 mi14:04:323:20:178:046:55
8:06
-0:02
25.2M
25.20 mi14:07:343:23:198:053:02
8:48
+0:42
FINISH
26.22 mi14:15:353:31:208:048:01
7:53
-0:55

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

7:48 /mi

Average Pace

8:04 /mi

Slowest Pace

8:49 /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

3:19:29

94% of race

Time at Steady Pace

11:51

6% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 8:04 /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 mi11:08:5124:367:5624:36
7:56
#16331
10K
6.21 mi11:33:4049:257:5824:49
8:00
#16732
15K
9.32 mi11:58:211:14:067:5824:41
7:57
#16684
20K
12.43 mi12:23:011:38:467:5724:40
7:57
#16422
HALF
13.11 mi12:28:201:44:057:575:19
7:48
#16371
25K
15.53 mi12:47:322:03:177:5719:12
7:56
#16072
30K
18.64 mi13:12:582:28:437:5925:26
8:12
#15828
20M
20.00 mi13:24:112:39:568:0011:13
8:16
#15705
21M
21.00 mi13:33:002:48:458:038:49
8:49
#15640
35K
21.75 mi13:39:102:54:558:036:10
8:15
#15645
23M
23.00 mi13:49:293:05:148:0410:19
8:15
#15529
24M
24.00 mi13:57:373:13:228:048:08
8:08
#15494
40K
24.85 mi14:04:323:20:178:046:55
8:06
#15384
25.2M
25.20 mi14:07:343:23:198:053:02
8:48
#15350
FINISH
26.22 mi14:15:353:31:208:048:01
7:53
#15318
Faster pace
Steady pace
Slower pace

Rankings

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

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF40-44Seg. OverallSeg. FemalesSeg. F40-44
5K3.11 mi3.11 mi163315520552016566(Top 57%)5648(Top 45%)5648(Top 325%)
10K6.21 mi3.10 mi16732-4015774-2545774-25417143(Top 59%)5990(Top 48%)5990(Top 345%)
15K9.32 mi3.11 mi16684+485734+405734+4016566(Top 57%)5648(Top 45%)5648(Top 325%)
20K12.43 mi3.11 mi16422+2625590+1445590+14415676(Top 54%)5194(Top 41%)5194(Top 299%)
HALF13.11 mi0.68 mi16371+515570+205570+2015568(Top 54%)5068(Top 40%)5068(Top 292%)
25K15.53 mi2.42 mi16072+2995408+1625408+16214750(Top 51%)4725(Top 38%)4725(Top 272%)
30K18.64 mi3.11 mi15828+2445301+1075301+10714842(Top 51%)4878(Top 39%)4878(Top 281%)
20M20.00 mi1.36 mi15705+1235240+615240+6114647(Top 50%)4845(Top 39%)4845(Top 279%)
21M21.00 mi1.00 mi15640+655223+175223+1715097(Top 52%)5184(Top 41%)5184(Top 298%)
35K21.75 mi0.75 mi15645-55247-245247-2416098(Top 55%)5797(Top 46%)5797(Top 334%)
23M23.00 mi1.25 mi15529+1165202+455202+4514094(Top 49%)4752(Top 38%)4752(Top 274%)
24M24.00 mi1.00 mi15494+355199+35199+314672(Top 51%)5156(Top 41%)5156(Top 297%)
40K24.85 mi0.85 mi15384+1105157+425157+4213115(Top 45%)4393(Top 35%)4393(Top 253%)
25.2M25.20 mi0.35 mi15350+345148+95148+913569(Top 47%)4664(Top 37%)4664(Top 269%)
FINISH26.22 mi1.02 mi15318+325139+95139+914288(Top 49%)5063(Top 40%)5063(Top 291%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 57%
×21
+97ft-345ft

Overall

16566

Females

5648

F40-44

5648

5K→10K

3.1 - 6.2 mi

Top 59%
×5
+79ft-138ft

Overall

17143

Females

5990

F40-44

5990

10K→15K

6.2 - 9.3 mi

Top 57%
×3
+67ft-78ft

Overall

16566

Females

5648

F40-44

5648

15K→20K

9.3 - 12.4 mi

Top 54%
×5
+106ft-86ft

Overall

15676

Females

5194

F40-44

5194

20K→HALF

12.4 - 13.1 mi

Top 54%
×2
+19ft-37ft

Overall

15568

Females

5068

F40-44

5068

HALF→25K

13.1 - 15.5 mi

Top 51%
×4
+66ft-88ft

Overall

14750

Females

4725

F40-44

4725

25K→30K

15.5 - 18.6 mi

Top 51%
×9
+181ft-148ft

Overall

14842

Females

4878

F40-44

4878

30K→20M

18.6 - 20.0 mi

Top 50%
×5
+64ft-50ft

Overall

14647

Females

4845

F40-44

4845

20M→21M

20.0 - 21.0 mi

Top 52%
×8
+106ft-24ft

Overall

15097

Females

5184

F40-44

5184

21M→35K

21.0 - 21.8 mi

Top 55%
×7
+17ft-86ft

Overall

16098

Females

5797

F40-44

5797

35K→23M

21.8 - 23.0 mi

Top 49%
×5
+23ft-63ft

Overall

14094

Females

4752

F40-44

4752

23M→24M

23.0 - 24.0 mi

Top 51%
×6
+12ft-82ft

Overall

14672

Females

5156

F40-44

5156

24M→40K

24.0 - 24.9 mi

Top 45%
×1
+6ft-20ft

Overall

13115

Females

4393

F40-44

4393

40K→25.2M

24.9 - 25.2 mi

Top 47%
×1
+13ft-16ft

Overall

13569

Females

4664

F40-44

4664

25.2M→FINISH

25.2 - 26.2 mi

Top 49%
×2
+22ft-21ft

Overall

14288

Females

5063

F40-44

5063

Passing

Athletes you passed and who passed you throughout the race

Passing Analysis

Category:
Athletes Passed
2198*
Passed By
851
Net Change
+1013
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#16331
5K → 10K133200-401#16331#16732
10K → 15K220*172+48#16732#16684
15K → 20K323*61+262#16684#16422
20K → HALF6413+51#16422#16371
HALF → 25K321*22+299#16371#16072
25K → 30K310*66+244#16072#15828
30K → 20M14421+123#15828#15705
20M → 21M13570+65#15705#15640
21M → 35K6469-5#15640#15645
35K → 23M15741+116#15645#15529
23M → 24M7641+35#15529#15494
24M → 40K12313+110#15494#15384
40K → 25.2M4814+34#15384#15350
25.2M → FINISH8048+32#15350#15318
TOTALS2198*851+1013

* 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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