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Public Race Data

Boston Athletic Association

Boston Athletic Association

Mika Timing

Mika Timing
BOSTON MARATHON 2026

Claire Macdonald

Bib: 17342 •F •Age: N/A

BC

Boston Marathon logo
0:00
0:00
/ mi
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Overall
#0 / 29021
Gender (Female)
#0 / 12578
Top 40%
Age Group (F18-39)
#0 / 5716
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
22:51
3.11 mi
Rank: #11562
Start → 5K
22:51 | 7:22/mi
10K
46:32
6.21 mi
Rank: #12748 (-1186)
5K → 10K
23:41 | 7:38/mi
15K
1:10:19
9.32 mi
Rank: #13187 (-439)
10K → 15K
23:47 | 7:40/mi
20K
1:34:58
12.43 mi
Rank: #13788 (-601)
15K → 20K
24:39 | 7:57/mi
HALF
1:40:17
13.11 mi
Rank: #13877 (-89)
20K → HALF
5:19 | 7:48/mi
25K
1:59:59
15.53 mi
Rank: #14282 (-405)
HALF → 25K
19:42 | 8:08/mi
30K
2:25:53
18.64 mi
Rank: #14573 (-291)
25K → 30K
25:54 | 8:21/mi
20M
2:37:26
20.00 mi
Rank: #14689 (-116)
30K → 20M
11:33 | 8:31/mi
21M
2:46:35
21.00 mi
Rank: #14812 (-123)
20M → 21M
9:09 | 9:09/mi
35K
2:52:42
21.75 mi
Rank: #14840 (-28)
21M → 35K
6:07 | 8:11/mi
23M
3:03:11
23.00 mi
Rank: #14841 (-1)
35K → 23M
10:29 | 8:23/mi
24M
3:11:40
24.00 mi
Rank: #14944 (-103)
23M → 24M
8:29 | 8:29/mi
40K
3:18:52
24.85 mi
Rank: #14940 (+4)
24M → 40K
7:12 | 8:26/mi
25.2M
3:22:11
25.20 mi
Rank: #14987 (-47)
40K → 25.2M
3:19 | 9:38/mi
FINISH
3:30:34
26.22 mi
Rank: #15075 (-88)
25.2M → FINISH
8:23 | 8:14/mi

Splits & Pacing

Detailed breakdown of your race performance at each timing point

Half Splits

1st HalfFaster
via HALF
Distance13.11 mi
Time1:40:17
Pace7:39 /mi
2nd Half
Distance13.11 mi
Time1:50:17
Pace8:25 /mi
📊Positive Split: 10.0% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:28:2822:517:2222:51
7:22
-
10K
6.21 mi11:52:0946:327:3023:41
7:38
+0:16
15K
9.32 mi12:15:561:10:197:3323:47
7:40
+0:02
20K
12.43 mi12:40:351:34:587:3924:39
7:57
+0:17
HALF
13.11 mi12:45:541:40:177:395:19
7:48
-0:09
25K
15.53 mi13:05:361:59:597:4419:42
8:08
+0:20
30K
18.64 mi13:31:302:25:537:5025:54
8:21
+0:13
20M
20.00 mi13:43:032:37:267:5311:33
8:31
+0:10
21M
21.00 mi13:52:122:46:357:569:09
9:09
+0:38
35K
21.75 mi13:58:192:52:427:576:07
8:11
-0:58
23M
23.00 mi14:08:483:03:117:5810:29
8:23
+0:12
24M
24.00 mi14:17:173:11:408:008:29
8:29
+0:06
40K
24.85 mi14:24:293:18:528:017:12
8:26
-0:03
25.2M
25.20 mi14:27:483:22:118:023:19
9:38
+1:12
FINISH
26.22 mi14:36:113:30:348:038:23
8:14
-1:24

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

7:22 /mi

Average Pace

8:02 /mi

Slowest Pace

9:38 /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

1:40:17

48% of race

Time at Steady Pace

1:26:16

41% of race

Time at Slower Pace

24:01

11% of race

Average Pace: 8:02 /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 mi11:28:2822:517:2222:51
7:22
#11562
10K
6.21 mi11:52:0946:327:3023:41
7:38
#12748
15K
9.32 mi12:15:561:10:197:3323:47
7:40
#13187
20K
12.43 mi12:40:351:34:587:3924:39
7:57
#13788
HALF
13.11 mi12:45:541:40:177:395:19
7:48
#13877
25K
15.53 mi13:05:361:59:597:4419:42
8:08
#14282
30K
18.64 mi13:31:302:25:537:5025:54
8:21
#14573
20M
20.00 mi13:43:032:37:267:5311:33
8:31
#14689
21M
21.00 mi13:52:122:46:357:569:09
9:09
#14812
35K
21.75 mi13:58:192:52:427:576:07
8:11
#14840
23M
23.00 mi14:08:483:03:117:5810:29
8:23
#14841
24M
24.00 mi14:17:173:11:408:008:29
8:29
#14944
40K
24.85 mi14:24:293:18:528:017:12
8:26
#14940
25.2M
25.20 mi14:27:483:22:118:023:19
9:38
#14987
FINISH
26.22 mi14:36:113:30:348:038:23
8:14
#15075
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 mi115622679267914174(Top 49%)4240(Top 34%)4240(Top 74%)
10K6.21 mi3.10 mi12748-11863365-6863365-68614078(Top 49%)4162(Top 33%)4162(Top 73%)
15K9.32 mi3.11 mi13187-4393646-2813646-28114174(Top 49%)4240(Top 34%)4240(Top 74%)
20K12.43 mi3.11 mi13788-6014022-3764022-37615634(Top 54%)5165(Top 41%)5165(Top 90%)
HALF13.11 mi0.68 mi13877-894075-534075-5315592(Top 54%)5092(Top 40%)5092(Top 89%)
25K15.53 mi2.42 mi14282-4054332-2574332-25716296(Top 56%)5584(Top 44%)5584(Top 98%)
30K18.64 mi3.11 mi14573-2914545-2134545-21315868(Top 55%)5448(Top 43%)5448(Top 95%)
20M20.00 mi1.36 mi14689-1164630-854630-8516226(Top 56%)5763(Top 46%)5763(Top 101%)
21M21.00 mi1.00 mi14812-1234747-1174747-11716921(Top 58%)6199(Top 49%)6199(Top 108%)
35K21.75 mi0.75 mi14840-284777-304777-3015661(Top 54%)5553(Top 44%)5553(Top 97%)
23M23.00 mi1.25 mi14841-14803-264803-2614959(Top 52%)5245(Top 42%)5245(Top 92%)
24M24.00 mi1.00 mi14944-1034880-774880-7716806(Top 58%)6345(Top 50%)6345(Top 111%)
40K24.85 mi0.85 mi14940+44902-224902-2215213(Top 52%)5546(Top 44%)5546(Top 97%)
25.2M25.20 mi0.35 mi14987-474937-354937-3517888(Top 62%)6951(Top 55%)6951(Top 122%)
FINISH26.22 mi1.02 mi15075-884995-584995-5816585(Top 57%)6267(Top 50%)6267(Top 110%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 49%
×21
+97ft-345ft

Overall

14174

Females

4240

F18-39

4240

5K→10K

3.1 - 6.2 mi

Top 49%
×5
+79ft-138ft

Overall

14078

Females

4162

F18-39

4162

10K→15K

6.2 - 9.3 mi

Top 49%
×3
+67ft-78ft

Overall

14174

Females

4240

F18-39

4240

15K→20K

9.3 - 12.4 mi

Top 54%
×5
+106ft-86ft

Overall

15634

Females

5165

F18-39

5165

20K→HALF

12.4 - 13.1 mi

Top 54%
×2
+19ft-37ft

Overall

15592

Females

5092

F18-39

5092

HALF→25K

13.1 - 15.5 mi

Top 56%
×4
+66ft-88ft

Overall

16296

Females

5584

F18-39

5584

25K→30K

15.5 - 18.6 mi

Top 55%
×9
+181ft-148ft

Overall

15868

Females

5448

F18-39

5448

30K→20M

18.6 - 20.0 mi

Top 56%
×5
+64ft-50ft

Overall

16226

Females

5763

F18-39

5763

20M→21M

20.0 - 21.0 mi

Top 58%
×8
+106ft-24ft

Overall

16921

Females

6199

F18-39

6199

21M→35K

21.0 - 21.8 mi

Top 54%
×7
+17ft-86ft

Overall

15661

Females

5553

F18-39

5553

35K→23M

21.8 - 23.0 mi

Top 52%
×5
+23ft-63ft

Overall

14959

Females

5245

F18-39

5245

23M→24M

23.0 - 24.0 mi

Top 58%
×6
+12ft-82ft

Overall

16806

Females

6345

F18-39

6345

24M→40K

24.0 - 24.9 mi

Top 52%
×1
+6ft-20ft

Overall

15213

Females

5546

F18-39

5546

40K→25.2M

24.9 - 25.2 mi

Top 62%
×1
+13ft-16ft

Overall

17888

Females

6951

F18-39

6951

25.2M→FINISH

25.2 - 26.2 mi

Top 57%
×2
+22ft-21ft

Overall

16585

Females

6267

F18-39

6267

Passing

Athletes you passed and who passed you throughout the race

Passing Analysis

Category:
Athletes Passed
792
Passed By
2059
Net Change
-3513
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#11562
5K → 10K33200-1186#11562#12748
10K → 15K75200-439#12748#13187
15K → 20K48200-601#13187#13788
20K → HALF14103-89#13788#13877
HALF → 25K53200-405#13877#14282
25K → 30K115200-291#14282#14573
30K → 20M62178-116#14573#14689
20M → 21M72195-123#14689#14812
21M → 35K4876-28#14812#14840
35K → 23M103104-1#14840#14841
23M → 24M45148-103#14841#14944
24M → 40K7167+4#14944#14940
40K → 25.2M1865-47#14940#14987
25.2M → FINISH35123-88#14987#15075
TOTALS7922059-3513
📊

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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