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BOSTON MARATHON 2026

Claire Dunbar

Bib: 16056•F

NY

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Overall
#0 / 29021
Gender (Female)
#0 / 12578
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
25:08
3.11 mi
Rank: #17562
Start → 5K
25:08 | 8:06/mi
10K
51:14
6.21 mi
Rank: #18688 (-1126)
5K → 10K
26:06 | 8:25/mi
15K
1:18:31
9.32 mi
Rank: #19707 (-1019)
10K → 15K
27:17 | 8:47/mi
20K
1:47:11
12.43 mi
Rank: #20644 (-937)
15K → 20K
28:40 | 9:14/mi
HALF
1:52:57
13.11 mi
Rank: #20605 (+39)
20K → HALF
5:46 | 8:28/mi
25K
2:15:28
15.53 mi
Rank: #20931 (-326)
HALF → 25K
22:31 | 9:18/mi
30K
2:43:38
18.64 mi
Rank: #20727 (+204)
25K → 30K
28:10 | 9:04/mi
20M
2:55:22
20.00 mi
Rank: #20466 (+261)
30K → 20M
11:44 | 8:39/mi
21M
3:04:18
21.00 mi
Rank: #20226 (+240)
20M → 21M
8:56 | 8:56/mi
35K
3:10:49
21.75 mi
Rank: #20171 (+55)
21M → 35K
6:31 | 8:43/mi
23M
3:21:42
23.00 mi
Rank: #19984 (+187)
35K → 23M
10:53 | 8:43/mi
24M
3:29:40
24.00 mi
Rank: #19727 (+257)
23M → 24M
7:58 | 7:58/mi
40K
3:36:48
24.85 mi
Rank: #19546 (+181)
24M → 40K
7:08 | 8:21/mi
25.2M
3:39:53
25.20 mi
Rank: #19486 (+60)
40K → 25.2M
3:05 | 8:57/mi
FINISH
3:47:43
26.22 mi
Rank: #19263 (+223)
25.2M → FINISH
7:50 | 7:42/mi

Splits & Pacing

Detailed breakdown of your race performance at each timing point

Half Splits

1st HalfFaster
via HALF
Distance13.11 mi
Time1:52:57
Pace8:37 /mi
2nd Half
Distance13.11 mi
Time1:54:46
Pace8:46 /mi
📊Positive Split: 1.6% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:06:2425:088:0625:08
8:06
-
10K
6.21 mi11:32:3051:148:1526:06
8:25
+0:19
15K
9.32 mi11:59:471:18:318:2627:17
8:47
+0:22
20K
12.43 mi12:28:271:47:118:3828:40
9:14
+0:27
HALF
13.11 mi12:34:131:52:578:375:46
8:28
-0:46
25K
15.53 mi12:56:442:15:288:4422:31
9:18
+0:50
30K
18.64 mi13:24:542:43:388:4728:10
9:04
-0:14
20M
20.00 mi13:36:382:55:228:4711:44
8:39
-0:25
21M
21.00 mi13:45:343:04:188:478:56
8:56
+0:17
35K
21.75 mi13:52:043:10:498:476:31
8:43
-0:13
23M
23.00 mi14:02:583:21:428:4710:53
8:43
0:00
24M
24.00 mi14:10:563:29:408:457:58
7:58
-0:45
40K
24.85 mi14:18:043:36:488:447:08
8:21
+0:23
25.2M
25.20 mi14:21:093:39:538:443:05
8:57
+0:36
FINISH
26.22 mi14:28:593:47:438:427:50
7:42
-1:15

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

7:42 /mi

Average Pace

8:41 /mi

Slowest Pace

9:18 /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

1:19:56

35% of race

Time at Steady Pace

1:05:21

29% of race

Time at Slower Pace

1:22:26

36% of race

Average Pace: 8:41 /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 mi11:06:2425:088:0625:08
8:06
#17562
10K
6.21 mi11:32:3051:148:1526:06
8:25
#18688
15K
9.32 mi11:59:471:18:318:2627:17
8:47
#19707
20K
12.43 mi12:28:271:47:118:3828:40
9:14
#20644
HALF
13.11 mi12:34:131:52:578:375:46
8:28
#20605
25K
15.53 mi12:56:442:15:288:4422:31
9:18
#20931
30K
18.64 mi13:24:542:43:388:4728:10
9:04
#20727
20M
20.00 mi13:36:382:55:228:4711:44
8:39
#20466
21M
21.00 mi13:45:343:04:188:478:56
8:56
#20226
35K
21.75 mi13:52:043:10:498:476:31
8:43
#20171
23M
23.00 mi14:02:583:21:428:4710:53
8:43
#19984
24M
24.00 mi14:10:563:29:408:457:58
7:58
#19727
40K
24.85 mi14:18:043:36:488:447:08
8:21
#19546
25.2M
25.20 mi14:21:093:39:538:443:05
8:57
#19486
FINISH
26.22 mi14:28:593:47:438:427:50
7:42
#19263
Faster pace
Steady pace
Slower pace
Est.Checkpoint not recorded (estimated)
~Segment time uses estimated prior

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 mi175626255625521638(Top 75%)8443(Top 67%)8443(Top 148%)
10K6.21 mi3.10 mi18688-11266881-6266881-62619786(Top 68%)7474(Top 59%)7474(Top 131%)
15K9.32 mi3.11 mi19707-10197455-5747455-57421638(Top 75%)8443(Top 67%)8443(Top 148%)
20K12.43 mi3.11 mi20644-9377969-5147969-51422864(Top 79%)9100(Top 72%)9100(Top 159%)
HALF13.11 mi0.68 mi20605+397942+277942+2720045(Top 69%)7601(Top 60%)7601(Top 133%)
25K15.53 mi2.42 mi20931-3268129-1878129-18722354(Top 77%)8857(Top 70%)8857(Top 155%)
30K18.64 mi3.11 mi20727+2048045+848045+8419906(Top 69%)7695(Top 61%)7695(Top 135%)
20M20.00 mi1.36 mi20466+2617911+1347911+13417052(Top 59%)6238(Top 50%)6238(Top 109%)
21M21.00 mi1.00 mi20226+2407799+1127799+11215818(Top 55%)5593(Top 44%)5593(Top 98%)
35K21.75 mi0.75 mi20171+557779+207779+2018625(Top 64%)7240(Top 58%)7240(Top 127%)
23M23.00 mi1.25 mi19984+1877703+767703+7616928(Top 58%)6404(Top 51%)6404(Top 112%)
24M24.00 mi1.00 mi19727+2577590+1137590+11313581(Top 47%)4579(Top 36%)4579(Top 80%)
40K24.85 mi0.85 mi19546+1817503+877503+8714782(Top 51%)5333(Top 42%)5333(Top 93%)
25.2M25.20 mi0.35 mi19486+607475+287475+2814507(Top 50%)5199(Top 41%)5199(Top 91%)
FINISH26.22 mi1.02 mi19263+2237376+997376+9912936(Top 45%)4368(Top 35%)4368(Top 76%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 75%
×21
+97ft-345ft

Overall

21638

Females

8443

F18-39

8443

5K→10K

3.1 - 6.2 mi

Top 68%
×5
+79ft-138ft

Overall

19786

Females

7474

F18-39

7474

10K→15K

6.2 - 9.3 mi

Top 75%
×3
+67ft-78ft

Overall

21638

Females

8443

F18-39

8443

15K→20K

9.3 - 12.4 mi

Top 79%
×5
+106ft-86ft

Overall

22864

Females

9100

F18-39

9100

20K→HALF

12.4 - 13.1 mi

Top 69%
×2
+19ft-37ft

Overall

20045

Females

7601

F18-39

7601

HALF→25K

13.1 - 15.5 mi

Top 77%
×4
+66ft-88ft

Overall

22354

Females

8857

F18-39

8857

25K→30K

15.5 - 18.6 mi

Top 69%
×9
+181ft-148ft

Overall

19906

Females

7695

F18-39

7695

30K→20M

18.6 - 20.0 mi

Top 59%
×5
+64ft-50ft

Overall

17052

Females

6238

F18-39

6238

20M→21M

20.0 - 21.0 mi

Top 55%
×8
+106ft-24ft

Overall

15818

Females

5593

F18-39

5593

21M→35K

21.0 - 21.8 mi

Top 64%
×7
+17ft-86ft

Overall

18625

Females

7240

F18-39

7240

35K→23M

21.8 - 23.0 mi

Top 58%
×5
+23ft-63ft

Overall

16928

Females

6404

F18-39

6404

23M→24M

23.0 - 24.0 mi

Top 47%
×6
+12ft-82ft

Overall

13581

Females

4579

F18-39

4579

24M→40K

24.0 - 24.9 mi

Top 51%
×1
+6ft-20ft

Overall

14782

Females

5333

F18-39

5333

40K→25.2M

24.9 - 25.2 mi

Top 50%
×1
+13ft-16ft

Overall

14507

Females

5199

F18-39

5199

25.2M→FINISH

25.2 - 26.2 mi

Top 45%
×2
+22ft-21ft

Overall

12936

Females

4368

F18-39

4368

Passing

Athletes you passed and who passed you throughout the race

Passing Analysis

Category:
Athletes Passed
1951
Passed By
3652
Net Change
-1701
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#17562
5K → 10K341160-1126#17562#18688
10K → 15K181037-1019#18688#19707
15K → 20K26963-937#19707#20644
20K → HALF5112+39#20644#20605
HALF → 25K56382-326#20605#20931
25K → 30K26662+204#20931#20727
30K → 20M2610+261#20727#20466
20M → 21M2433+240#20466#20226
21M → 35K7015+55#20226#20171
35K → 23M19912+187#20171#19984
23M → 24M2581+257#19984#19727
24M → 40K1821+181#19727#19546
40K → 25.2M633+60#19546#19486
25.2M → FINISH2241+223#19486#19263
TOTALS19513652-1701
📊

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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Public Race Data

Boston Athletic Association

Boston Athletic Association

Mika Timing

Mika Timing