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BOSTON MARATHON 2026

Kristen Nagle

Bib: 21203•F

IL

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0:00
0:00
/ mi
Masters
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Overall
#0 / 29021
Top 49%
Gender (Female)
#0 / 12578
Top 36%
Masters (Masters Women)
#0 / 6862
Top 20%
Age Group (F50-54)
#0 / 1233
Top 14%
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
24:45
3.11 mi
Rank: #16697
Start → 5K
24:45 | 7:58/mi
10K
49:09
6.21 mi
Rank: #16384 (+313)
5K → 10K
24:24 | 7:52/mi
15K
1:13:16
9.32 mi
Rank: #15938 (+446)
10K → 15K
24:07 | 7:46/mi
20K
1:37:43
12.43 mi
Rank: #15673 (+265)
15K → 20K
24:27 | 7:53/mi
HALF
1:43:00
13.11 mi
Rank: #15633 (+40)
20K → HALF
5:17 | 7:46/mi
25K
2:02:05
15.53 mi
Rank: #15429 (+204)
HALF → 25K
19:05 | 7:53/mi
30K
2:27:06
18.64 mi
Rank: #15113 (+316)
25K → 30K
25:01 | 8:04/mi
20M
2:38:10
20.00 mi
Rank: #15006 (+107)
30K → 20M
11:04 | 8:09/mi
21M
2:46:38
21.00 mi
Rank: #14832 (+174)
20M → 21M
8:28 | 8:28/mi
35K
2:52:34
21.75 mi
Rank: #14792 (+40)
21M → 35K
5:56 | 7:56/mi
23M
3:02:37
23.00 mi
Rank: #14641 (+151)
35K → 23M
10:03 | 8:02/mi
24M
3:10:24
24.00 mi
Rank: #14515 (+126)
23M → 24M
7:47 | 7:47/mi
40K
3:17:07
24.85 mi
Rank: #14406 (+109)
24M → 40K
6:43 | 7:52/mi
25.2M
3:20:04
25.20 mi
Rank: #14350 (+56)
40K → 25.2M
2:57 | 8:34/mi
FINISH
3:27:45
26.22 mi
Rank: #14256 (+94)
25.2M → FINISH
7:41 | 7:33/mi

Splits & Pacing

Detailed breakdown of your race performance at each timing point

Half Splits

1st HalfFaster
via HALF
Distance13.11 mi
Time1:43:00
Pace7:52 /mi
2nd Half
Distance13.11 mi
Time1:44:45
Pace8:00 /mi
📊Positive Split: 1.7% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:10:5224:457:5824:45
7:58
-
10K
6.21 mi11:35:1649:097:5524:24
7:52
-0:06
15K
9.32 mi11:59:231:13:167:5224:07
7:46
-0:06
20K
12.43 mi12:23:501:37:437:5224:27
7:53
+0:07
HALF
13.11 mi12:29:071:43:007:525:17
7:46
-0:07
25K
15.53 mi12:48:122:02:057:5219:05
7:53
+0:07
30K
18.64 mi13:13:132:27:067:5425:01
8:04
+0:11
20M
20.00 mi13:24:172:38:107:5511:04
8:09
+0:05
21M
21.00 mi13:32:452:46:387:578:28
8:28
+0:19
35K
21.75 mi13:38:412:52:347:575:56
7:56
-0:32
23M
23.00 mi13:48:443:02:377:5710:03
8:02
+0:06
24M
24.00 mi13:56:313:10:247:577:47
7:47
-0:15
40K
24.85 mi14:03:143:17:077:566:43
7:52
+0:05
25.2M
25.20 mi14:06:113:20:047:572:57
8:34
+0:42
FINISH
26.22 mi14:13:523:27:457:567:41
7:33
-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

7:33 /mi

Average Pace

7:56 /mi

Slowest Pace

8:34 /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

3:16:20

95% of race

Time at Steady Pace

11:25

5% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 7:55 /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 mi11:10:5224:457:5824:45
7:58
#16697
10K
6.21 mi11:35:1649:097:5524:24
7:52
#16384
15K
9.32 mi11:59:231:13:167:5224:07
7:46
#15938
20K
12.43 mi12:23:501:37:437:5224:27
7:53
#15673
HALF
13.11 mi12:29:071:43:007:525:17
7:46
#15633
25K
15.53 mi12:48:122:02:057:5219:05
7:53
#15429
30K
18.64 mi13:13:132:27:067:5425:01
8:04
#15113
20M
20.00 mi13:24:172:38:107:5511:04
8:09
#15006
21M
21.00 mi13:32:452:46:387:578:28
8:28
#14832
35K
21.75 mi13:38:412:52:347:575:56
7:56
#14792
23M
23.00 mi13:48:443:02:377:5710:03
8:02
#14641
24M
24.00 mi13:56:313:10:247:577:47
7:47
#14515
40K
24.85 mi14:03:143:17:077:566:43
7:52
#14406
25.2M
25.20 mi14:06:113:20:047:572:57
8:34
#14350
FINISH
26.22 mi14:13:523:27:457:567:41
7:33
#14256
Faster pace
Steady pace
Slower pace

Rankings

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

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF50-54Seg. OverallSeg. FemalesSeg. F50-54
5K3.11 mi3.11 mi166975736573615037(Top 52%)4762(Top 38%)4762(Top 386%)
10K6.21 mi3.10 mi16384+3135560+1765560+17616100(Top 55%)5364(Top 43%)5364(Top 435%)
15K9.32 mi3.11 mi15938+4465293+2675293+26715037(Top 52%)4762(Top 38%)4762(Top 386%)
20K12.43 mi3.11 mi15673+2655157+1365157+13615100(Top 52%)4847(Top 39%)4847(Top 393%)
HALF13.11 mi0.68 mi15633+405136+215136+2115208(Top 52%)4844(Top 39%)4844(Top 393%)
25K15.53 mi2.42 mi15429+2045022+1145022+11414384(Top 50%)4510(Top 36%)4510(Top 366%)
30K18.64 mi3.11 mi15113+3164860+1624860+16213904(Top 48%)4348(Top 35%)4348(Top 353%)
20M20.00 mi1.36 mi15006+1074833+274833+2713892(Top 48%)4442(Top 35%)4442(Top 360%)
21M21.00 mi1.00 mi14832+1744757+764757+7612946(Top 45%)4032(Top 32%)4032(Top 327%)
35K21.75 mi0.75 mi14792+404745+124745+1214021(Top 48%)4650(Top 37%)4650(Top 377%)
23M23.00 mi1.25 mi14641+1514683+624683+6212704(Top 44%)3976(Top 32%)3976(Top 322%)
24M24.00 mi1.00 mi14515+1264636+474636+4712212(Top 42%)3833(Top 30%)3833(Top 311%)
40K24.85 mi0.85 mi14406+1094588+484588+4811508(Top 40%)3531(Top 28%)3531(Top 286%)
25.2M25.20 mi0.35 mi14350+564572+164572+1612080(Top 42%)3910(Top 31%)3910(Top 317%)
FINISH26.22 mi1.02 mi14256+944535+374535+3711793(Top 41%)3762(Top 30%)3762(Top 305%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 52%
×21
+97ft-345ft

Overall

15037

Females

4762

F50-54

4762

5K→10K

3.1 - 6.2 mi

Top 55%
×5
+79ft-138ft

Overall

16100

Females

5364

F50-54

5364

10K→15K

6.2 - 9.3 mi

Top 52%
×3
+67ft-78ft

Overall

15037

Females

4762

F50-54

4762

15K→20K

9.3 - 12.4 mi

Top 52%
×5
+106ft-86ft

Overall

15100

Females

4847

F50-54

4847

20K→HALF

12.4 - 13.1 mi

Top 52%
×2
+19ft-37ft

Overall

15208

Females

4844

F50-54

4844

HALF→25K

13.1 - 15.5 mi

Top 50%
×4
+66ft-88ft

Overall

14384

Females

4510

F50-54

4510

25K→30K

15.5 - 18.6 mi

Top 48%
×9
+181ft-148ft

Overall

13904

Females

4348

F50-54

4348

30K→20M

18.6 - 20.0 mi

Top 48%
×5
+64ft-50ft

Overall

13892

Females

4442

F50-54

4442

20M→21M

20.0 - 21.0 mi

Top 45%
×8
+106ft-24ft

Overall

12946

Females

4032

F50-54

4032

21M→35K

21.0 - 21.8 mi

Top 48%
×7
+17ft-86ft

Overall

14021

Females

4650

F50-54

4650

35K→23M

21.8 - 23.0 mi

Top 44%
×5
+23ft-63ft

Overall

12704

Females

3976

F50-54

3976

23M→24M

23.0 - 24.0 mi

Top 42%
×6
+12ft-82ft

Overall

12212

Females

3833

F50-54

3833

24M→40K

24.0 - 24.9 mi

Top 40%
×1
+6ft-20ft

Overall

11508

Females

3531

F50-54

3531

40K→25.2M

24.9 - 25.2 mi

Top 42%
×1
+13ft-16ft

Overall

12080

Females

3910

F50-54

3910

25.2M→FINISH

25.2 - 26.2 mi

Top 41%
×2
+22ft-21ft

Overall

11793

Females

3762

F50-54

3762

Passing

Athletes you passed and who passed you throughout the race

Passing Analysis

Category:
Athletes Passed
3038*
Passed By
597
Net Change
+2441
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#16697
5K → 10K486*173+313#16697#16384
10K → 15K493*47+446#16384#15938
15K → 20K329*64+265#15938#15673
20K → HALF6020+40#15673#15633
HALF → 25K242*38+204#15633#15429
25K → 30K371*55+316#15429#15113
30K → 20M14942+107#15113#15006
20M → 21M19420+174#15006#14832
21M → 35K7636+40#14832#14792
35K → 23M17928+151#14792#14641
23M → 24M14519+126#14641#14515
24M → 40K13021+109#14515#14406
40K → 25.2M648+56#14406#14350
25.2M → FINISH12026+94#14350#14256
TOTALS3038*597+2441

* 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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Public Race Data

Boston Athletic Association

Boston Athletic Association

Mika Timing

Mika Timing