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Public Race Data

Boston Athletic Association

Boston Athletic Association

Mika Timing

Mika Timing
BOSTON MARATHON 2026

Nora Shields

Bib: 10586 •F •Age: N/A

NJ

Boston Marathon logo
0:00
0:00
/ mi
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Overall
#0 / 29021
Top 32%
Gender (Female)
#0 / 12578
Top 15%
Age Group (F18-39)
#0 / 5716
Top 28%
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
21:18
3.11 mi
Rank: #7395
Start → 5K
21:18 | 6:52/mi
10K
42:20
6.21 mi
Rank: #7033 (+362)
5K → 10K
21:02 | 6:47/mi
15K
1:03:30
9.32 mi
Rank: #6971 (+62)
10K → 15K
21:10 | 6:49/mi
20K
1:27:14
12.43 mi
Rank: #8514 (-1543)
15K → 20K
23:44 | 7:39/mi
HALF
1:31:59
13.11 mi
Rank: #8496 (+18)
20K → HALF
4:45 | 6:59/mi
25K
1:49:31
15.53 mi
Rank: #8529 (-33)
HALF → 25K
17:32 | 7:14/mi
30K
2:13:23
18.64 mi
Rank: #8878 (-349)
25K → 30K
23:52 | 7:41/mi
20M
2:23:56
20.00 mi
Rank: #8998 (-120)
30K → 20M
10:33 | 7:47/mi
21M
2:32:05
21.00 mi
Rank: #9078 (-80)
20M → 21M
8:09 | 8:09/mi
35K
2:37:35
21.75 mi
Rank: #9074 (+4)
21M → 35K
5:30 | 7:22/mi
23M
2:47:17
23.00 mi
Rank: #9104 (-30)
35K → 23M
9:42 | 7:46/mi
24M
2:54:49
24.00 mi
Rank: #9105 (-1)
23M → 24M
7:32 | 7:32/mi
40K
3:01:42
24.85 mi
Rank: #9214 (-109)
24M → 40K
6:53 | 8:04/mi
25.2M
3:04:44
25.20 mi
Rank: #9271 (-57)
40K → 25.2M
3:02 | 8:48/mi
FINISH
3:12:31
26.22 mi
Rank: #9368 (-97)
25.2M → FINISH
7:47 | 7:39/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
Time1:31:59
Pace7:02 /mi
2nd Half
Distance13.11 mi
Time1:40:32
Pace7:41 /mi
📊Positive Split: 9.3% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:38:4021:186:5221:18
6:52
-
10K
6.21 mi10:59:4242:206:4921:02
6:47
-0:05
15K
9.32 mi11:20:521:03:306:4921:10
6:49
+0:02
20K
12.43 mi11:44:361:27:147:0223:44
7:39
+0:50
HALF
13.11 mi11:49:211:31:597:024:45
6:59
-0:40
25K
15.53 mi12:06:531:49:317:0317:32
7:14
+0:15
30K
18.64 mi12:30:452:13:237:1023:52
7:41
+0:27
20M
20.00 mi12:41:182:23:567:1210:33
7:47
+0:06
21M
21.00 mi12:49:272:32:057:158:09
8:09
+0:22
35K
21.75 mi12:54:572:37:357:155:30
7:22
-0:47
23M
23.00 mi13:04:392:47:177:179:42
7:46
+0:24
24M
24.00 mi13:12:112:54:497:187:32
7:32
-0:14
40K
24.85 mi13:19:043:01:427:196:53
8:04
+0:32
25.2M
25.20 mi13:22:063:04:447:203:02
8:48
+0:44
FINISH
26.22 mi13:29:533:12:317:217:47
7:39
-1:09

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

6:47 /mi

Average Pace

7:21 /mi

Slowest Pace

8:48 /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

1:31:17

47% of race

Time at Steady Pace

1:23:10

43% of race

Time at Slower Pace

18:04

9% of race

Average Pace: 7:21 /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 mi10:38:4021:186:5221:18
6:52
#7395
10K
6.21 mi10:59:4242:206:4921:02
6:47
#7033
15K
9.32 mi11:20:521:03:306:4921:10
6:49
#6971
20K
12.43 mi11:44:361:27:147:0223:44
7:39
#8514
HALF
13.11 mi11:49:211:31:597:024:45
6:59
#8496
25K
15.53 mi12:06:531:49:317:0317:32
7:14
#8529
30K
18.64 mi12:30:452:13:237:1023:52
7:41
#8878
20M
20.00 mi12:41:182:23:567:1210:33
7:47
#8998
21M
21.00 mi12:49:272:32:057:158:09
8:09
#9078
35K
21.75 mi12:54:572:37:357:155:30
7:22
#9074
23M
23.00 mi13:04:392:47:177:179:42
7:46
#9104
24M
24.00 mi13:12:112:54:497:187:32
7:32
#9105
40K
24.85 mi13:19:043:01:427:196:53
8:04
#9214
25.2M
25.20 mi13:22:063:04:447:203:02
8:48
#9271
FINISH
26.22 mi13:29:533:12:317:217:47
7:39
#9368
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 mi73958848846994(Top 24%)814(Top 6%)814(Top 14%)
10K6.21 mi3.10 mi7033+362788+96788+966692(Top 23%)713(Top 6%)713(Top 12%)
15K9.32 mi3.11 mi6971+62784+4784+46994(Top 24%)814(Top 6%)814(Top 14%)
20K12.43 mi3.11 mi8514-15431301-5171301-51713173(Top 45%)3752(Top 30%)3752(Top 66%)
HALF13.11 mi0.68 mi8496+181295+61295+68516(Top 29%)1319(Top 10%)1319(Top 23%)
25K15.53 mi2.42 mi8529-331321-261321-269140(Top 31%)1714(Top 14%)1714(Top 30%)
30K18.64 mi3.11 mi8878-3491502-1811502-18111087(Top 38%)2803(Top 22%)2803(Top 49%)
20M20.00 mi1.36 mi8998-1201579-771579-7711089(Top 38%)2926(Top 23%)2926(Top 51%)
21M21.00 mi1.00 mi9078-801650-711650-7110899(Top 38%)2936(Top 23%)2936(Top 51%)
35K21.75 mi0.75 mi9074+41667-171667-179754(Top 34%)2363(Top 19%)2363(Top 41%)
23M23.00 mi1.25 mi9104-301715-481715-4810681(Top 37%)2940(Top 23%)2940(Top 51%)
24M24.00 mi1.00 mi9105-11747-321747-3210348(Top 36%)2831(Top 23%)2831(Top 50%)
40K24.85 mi0.85 mi9214-1091807-601807-6012852(Top 44%)4235(Top 34%)4235(Top 74%)
25.2M25.20 mi0.35 mi9271-571844-371844-3713502(Top 47%)4597(Top 37%)4597(Top 80%)
FINISH26.22 mi1.02 mi9368-971923-791923-7912506(Top 43%)4117(Top 33%)4117(Top 72%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 24%
×21
+97ft-345ft

Overall

6994

Females

814

F18-39

814

5K→10K

3.1 - 6.2 mi

Top 23%
×5
+79ft-138ft

Overall

6692

Females

713

F18-39

713

10K→15K

6.2 - 9.3 mi

Top 24%
×3
+67ft-78ft

Overall

6994

Females

814

F18-39

814

15K→20K

9.3 - 12.4 mi

Top 45%
×5
+106ft-86ft

Overall

13173

Females

3752

F18-39

3752

20K→HALF

12.4 - 13.1 mi

Top 29%
×2
+19ft-37ft

Overall

8516

Females

1319

F18-39

1319

HALF→25K

13.1 - 15.5 mi

Top 31%
×4
+66ft-88ft

Overall

9140

Females

1714

F18-39

1714

25K→30K

15.5 - 18.6 mi

Top 38%
×9
+181ft-148ft

Overall

11087

Females

2803

F18-39

2803

30K→20M

18.6 - 20.0 mi

Top 38%
×5
+64ft-50ft

Overall

11089

Females

2926

F18-39

2926

20M→21M

20.0 - 21.0 mi

Top 38%
×8
+106ft-24ft

Overall

10899

Females

2936

F18-39

2936

21M→35K

21.0 - 21.8 mi

Top 34%
×7
+17ft-86ft

Overall

9754

Females

2363

F18-39

2363

35K→23M

21.8 - 23.0 mi

Top 37%
×5
+23ft-63ft

Overall

10681

Females

2940

F18-39

2940

23M→24M

23.0 - 24.0 mi

Top 36%
×6
+12ft-82ft

Overall

10348

Females

2831

F18-39

2831

24M→40K

24.0 - 24.9 mi

Top 44%
×1
+6ft-20ft

Overall

12852

Females

4235

F18-39

4235

40K→25.2M

24.9 - 25.2 mi

Top 47%
×1
+13ft-16ft

Overall

13502

Females

4597

F18-39

4597

25.2M→FINISH

25.2 - 26.2 mi

Top 43%
×2
+22ft-21ft

Overall

12506

Females

4117

F18-39

4117

Passing

Athletes you passed and who passed you throughout the race

Passing Analysis

Category:
Athletes Passed
1241*
Passed By
1640
Net Change
-1973
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#7395
5K → 10K433*71+362#7395#7033
10K → 15K171109+62#7033#6971
15K → 20K10200-1543#6971#8514
20K → HALF3214+18#8514#8496
HALF → 25K103136-33#8496#8529
25K → 30K72200-349#8529#8878
30K → 20M58178-120#8878#8998
20M → 21M54134-80#8998#9078
21M → 35K6359+4#9078#9074
35K → 23M82112-30#9074#9104
23M → 24M6162-1#9104#9105
24M → 40K36145-109#9105#9214
40K → 25.2M1774-57#9214#9271
25.2M → FINISH49146-97#9271#9368
TOTALS1241*1640-1973

* 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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