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Public Race Data

Boston Athletic Association

Boston Athletic Association

Mika Timing

Mika Timing
BOSTON MARATHON 2026

Tahlia Fraser

Bib: 17032 •F •Age: N/A

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0:00
0:00
/ mi
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Overall
#0 / 29021
Top 42%
Gender (Female)
#0 / 12578
Top 27%
Age Group (F18-39)
#0 / 5716
Top 45%
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
22:15
3.11 mi
Rank: #9868
Start → 5K
22:15 | 7:10/mi
10K
44:53
6.21 mi
Rank: #10420 (-552)
5K → 10K
22:38 | 7:18/mi
15K
1:07:35
9.32 mi
Rank: #10618 (-198)
10K → 15K
22:42 | 7:19/mi
20K
1:30:39
12.43 mi
Rank: #10762 (-144)
15K → 20K
23:04 | 7:26/mi
HALF
1:35:43
13.11 mi
Rank: #10837 (-75)
20K → HALF
5:04 | 7:26/mi
25K
1:54:07
15.53 mi
Rank: #11051 (-214)
HALF → 25K
18:24 | 7:36/mi
30K
2:18:40
18.64 mi
Rank: #11374 (-323)
25K → 30K
24:33 | 7:55/mi
20M
2:29:31
20.00 mi
Rank: #11448 (-74)
30K → 20M
10:51 | 8:00/mi
21M
2:37:59
21.00 mi
Rank: #11503 (-55)
20M → 21M
8:28 | 8:28/mi
35K
2:44:03
21.75 mi
Rank: #11644 (-141)
21M → 35K
6:04 | 8:07/mi
23M
2:54:27
23.00 mi
Rank: #11803 (-159)
35K → 23M
10:24 | 8:19/mi
24M
3:02:36
24.00 mi
Rank: #11914 (-111)
23M → 24M
8:09 | 8:09/mi
40K
3:09:47
24.85 mi
Rank: #12040 (-126)
24M → 40K
7:11 | 8:25/mi
25.2M
3:12:51
25.20 mi
Rank: #12073 (-33)
40K → 25.2M
3:04 | 8:54/mi
FINISH
3:20:52
26.22 mi
Rank: #12136 (-63)
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
Time1:35:43
Pace7:19 /mi
2nd Half
Distance13.11 mi
Time1:45:09
Pace8:02 /mi
📊Positive Split: 9.9% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:03:2822:157:1022:15
7:10
-
10K
6.21 mi11:26:0644:537:1422:38
7:18
+0:08
15K
9.32 mi11:48:481:07:357:1622:42
7:19
+0:01
20K
12.43 mi12:11:521:30:397:1823:04
7:26
+0:07
HALF
13.11 mi12:16:561:35:437:195:04
7:26
0:00
25K
15.53 mi12:35:201:54:077:2118:24
7:36
+0:10
30K
18.64 mi12:59:532:18:407:2724:33
7:55
+0:19
20M
20.00 mi13:10:442:29:317:2910:51
8:00
+0:05
21M
21.00 mi13:19:122:37:597:328:28
8:28
+0:28
35K
21.75 mi13:25:162:44:037:336:04
8:07
-0:21
23M
23.00 mi13:35:402:54:277:3610:24
8:19
+0:12
24M
24.00 mi13:43:493:02:367:378:09
8:09
-0:10
40K
24.85 mi13:51:003:09:477:397:11
8:25
+0:16
25.2M
25.20 mi13:54:043:12:517:403:04
8:54
+0:29
FINISH
26.22 mi14:02:053:20:527:408:01
7:53
-1:01

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

7:10 /mi

Average Pace

7:40 /mi

Slowest Pace

8:54 /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

1:54:07

57% of race

Time at Steady Pace

57:38

29% of race

Time at Slower Pace

29:07

14% of race

Average Pace: 7:40 /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 mi11:03:2822:157:1022:15
7:10
#9868
10K
6.21 mi11:26:0644:537:1422:38
7:18
#10420
15K
9.32 mi11:48:481:07:357:1622:42
7:19
#10618
20K
12.43 mi12:11:521:30:397:1823:04
7:26
#10762
HALF
13.11 mi12:16:561:35:437:195:04
7:26
#10837
25K
15.53 mi12:35:201:54:077:2118:24
7:36
#11051
30K
18.64 mi12:59:532:18:407:2724:33
7:55
#11374
20M
20.00 mi13:10:442:29:317:2910:51
8:00
#11448
21M
21.00 mi13:19:122:37:597:328:28
8:28
#11503
35K
21.75 mi13:25:162:44:037:336:04
8:07
#11644
23M
23.00 mi13:35:402:54:277:3610:24
8:19
#11803
24M
24.00 mi13:43:493:02:367:378:09
8:09
#11914
40K
24.85 mi13:51:003:09:477:397:11
8:25
#12040
25.2M
25.20 mi13:54:043:12:517:403:04
8:54
#12073
FINISH
26.22 mi14:02:053:20:527:408:01
7:53
#12136
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 mi98681823182311137(Top 38%)2552(Top 20%)2552(Top 45%)
10K6.21 mi3.10 mi10420-5522104-2812104-28111034(Top 38%)2447(Top 19%)2447(Top 43%)
15K9.32 mi3.11 mi10618-1982234-1302234-13011137(Top 38%)2552(Top 20%)2552(Top 45%)
20K12.43 mi3.11 mi10762-1442347-1132347-11311360(Top 39%)2767(Top 22%)2767(Top 48%)
HALF13.11 mi0.68 mi10837-752388-412388-4112502(Top 43%)3312(Top 26%)3312(Top 58%)
25K15.53 mi2.42 mi11051-2142518-1302518-13012170(Top 42%)3264(Top 26%)3264(Top 57%)
30K18.64 mi3.11 mi11374-3232733-2152733-21512766(Top 44%)3720(Top 30%)3720(Top 65%)
20M20.00 mi1.36 mi11448-742801-682801-6812756(Top 44%)3802(Top 30%)3802(Top 67%)
21M21.00 mi1.00 mi11503-552840-392840-3912918(Top 45%)4004(Top 32%)4004(Top 70%)
35K21.75 mi0.75 mi11644-1412940-1002940-10015217(Top 52%)5290(Top 42%)5290(Top 93%)
23M23.00 mi1.25 mi11803-1593057-1173057-11714530(Top 50%)5005(Top 40%)5005(Top 88%)
24M24.00 mi1.00 mi11914-1113159-1023159-10214755(Top 51%)5191(Top 41%)5191(Top 91%)
40K24.85 mi0.85 mi12040-1263254-953254-9515084(Top 52%)5466(Top 43%)5466(Top 96%)
25.2M25.20 mi0.35 mi12073-333285-313285-3114091(Top 49%)4932(Top 39%)4932(Top 86%)
FINISH26.22 mi1.02 mi12136-633338-533338-5314270(Top 49%)5045(Top 40%)5045(Top 88%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 38%
×21
+97ft-345ft

Overall

11137

Females

2552

F18-39

2552

5K→10K

3.1 - 6.2 mi

Top 38%
×5
+79ft-138ft

Overall

11034

Females

2447

F18-39

2447

10K→15K

6.2 - 9.3 mi

Top 38%
×3
+67ft-78ft

Overall

11137

Females

2552

F18-39

2552

15K→20K

9.3 - 12.4 mi

Top 39%
×5
+106ft-86ft

Overall

11360

Females

2767

F18-39

2767

20K→HALF

12.4 - 13.1 mi

Top 43%
×2
+19ft-37ft

Overall

12502

Females

3312

F18-39

3312

HALF→25K

13.1 - 15.5 mi

Top 42%
×4
+66ft-88ft

Overall

12170

Females

3264

F18-39

3264

25K→30K

15.5 - 18.6 mi

Top 44%
×9
+181ft-148ft

Overall

12766

Females

3720

F18-39

3720

30K→20M

18.6 - 20.0 mi

Top 44%
×5
+64ft-50ft

Overall

12756

Females

3802

F18-39

3802

20M→21M

20.0 - 21.0 mi

Top 45%
×8
+106ft-24ft

Overall

12918

Females

4004

F18-39

4004

21M→35K

21.0 - 21.8 mi

Top 52%
×7
+17ft-86ft

Overall

15217

Females

5290

F18-39

5290

35K→23M

21.8 - 23.0 mi

Top 50%
×5
+23ft-63ft

Overall

14530

Females

5005

F18-39

5005

23M→24M

23.0 - 24.0 mi

Top 51%
×6
+12ft-82ft

Overall

14755

Females

5191

F18-39

5191

24M→40K

24.0 - 24.9 mi

Top 52%
×1
+6ft-20ft

Overall

15084

Females

5466

F18-39

5466

40K→25.2M

24.9 - 25.2 mi

Top 49%
×1
+13ft-16ft

Overall

14091

Females

4932

F18-39

4932

25.2M→FINISH

25.2 - 26.2 mi

Top 49%
×2
+22ft-21ft

Overall

14270

Females

5045

F18-39

5045

Passing

Athletes you passed and who passed you throughout the race

Passing Analysis

Category:
Athletes Passed
913
Passed By
2238
Net Change
-2268
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#9868
5K → 10K79200-552#9868#10420
10K → 15K102200-198#10420#10618
15K → 20K113200-144#10618#10762
20K → HALF1691-75#10762#10837
HALF → 25K90200-214#10837#11051
25K → 30K104200-323#11051#11374
30K → 20M65139-74#11374#11448
20M → 21M73128-55#11448#11503
21M → 35K27168-141#11503#11644
35K → 23M65200-159#11644#11803
23M → 24M57168-111#11803#11914
24M → 40K45171-126#11914#12040
40K → 25.2M2255-33#12040#12073
25.2M → FINISH55118-63#12073#12136
TOTALS9132238-2268
📊

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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