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Public Race Data

Boston Athletic Association

Boston Athletic Association

Mika Timing

Mika Timing
BOSTON MARATHON 2026

Jennifer De Silva

Bib: 14073 •F •Age: N/A

CA

Boston Marathon logo
0:00
0:00
/ mi
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Overall
#0 / 29021
Gender (Female)
#0 / 12578
Top 43%
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
23:15
3.11 mi
Rank: #12657
Start → 5K
23:15 | 7:30/mi
10K
46:55
6.21 mi
Rank: #13277 (-620)
5K → 10K
23:40 | 7:38/mi
15K
1:11:12
9.32 mi
Rank: #13989 (-712)
10K → 15K
24:17 | 7:49/mi
20K
1:36:27
12.43 mi
Rank: #14838 (-849)
15K → 20K
25:15 | 8:08/mi
HALF
1:42:02
13.11 mi
Rank: #15044 (-206)
20K → HALF
5:35 | 8:12/mi
25K
2:02:01
15.53 mi
Rank: #15382 (-338)
HALF → 25K
19:59 | 8:15/mi
30K
2:28:33
18.64 mi
Rank: #15748 (-366)
25K → 30K
26:32 | 8:33/mi
20M
2:39:52
20.00 mi
Rank: #15688 (+60)
30K → 20M
11:19 | 8:20/mi
21M
2:49:14
21.00 mi
Rank: #15820 (-132)
20M → 21M
9:22 | 9:22/mi
35K
2:55:11
21.75 mi
Rank: #15740 (+80)
21M → 35K
5:57 | 7:58/mi
23M
3:06:02
23.00 mi
Rank: #15776 (-36)
35K → 23M
10:51 | 8:41/mi
24M
3:14:12
24.00 mi
Rank: #15721 (+55)
23M → 24M
8:10 | 8:10/mi
40K
3:21:42
24.85 mi
Rank: #15779 (-58)
24M → 40K
7:30 | 8:47/mi
25.2M
3:25:00
25.20 mi
Rank: #15805 (-26)
40K → 25.2M
3:18 | 9:35/mi
FINISH
3:33:27
26.22 mi
Rank: #15837 (-32)
25.2M → FINISH
8:27 | 8:18/mi

Splits & Pacing

Detailed breakdown of your race performance at each timing point

Half Splits

1st HalfFaster
via HALF
Distance13.11 mi
Time1:42:02
Pace7:48 /mi
2nd Half
Distance13.11 mi
Time1:51:25
Pace8:30 /mi
📊Positive Split: 9.2% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:53:1323:157:3023:15
7:30
-
10K
6.21 mi11:16:5346:557:3423:40
7:38
+0:08
15K
9.32 mi11:41:101:11:127:3924:17
7:49
+0:11
20K
12.43 mi12:06:251:36:277:4625:15
8:08
+0:19
HALF
13.11 mi12:12:001:42:027:485:35
8:12
+0:04
25K
15.53 mi12:31:592:02:017:5219:59
8:15
+0:03
30K
18.64 mi12:58:312:28:337:5926:32
8:33
+0:18
20M
20.00 mi13:09:502:39:528:0011:19
8:20
-0:13
21M
21.00 mi13:19:122:49:148:049:22
9:22
+1:02
35K
21.75 mi13:25:092:55:118:045:57
7:58
-1:24
23M
23.00 mi13:36:003:06:028:0610:51
8:41
+0:43
24M
24.00 mi13:44:103:14:128:068:10
8:10
-0:31
40K
24.85 mi13:51:403:21:428:077:30
8:47
+0:37
25.2M
25.20 mi13:54:583:25:008:093:18
9:35
+0:48
FINISH
26.22 mi14:03:253:33:278:098:27
8:18
-1:17

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

7:30 /mi

Average Pace

8:09 /mi

Slowest Pace

9:35 /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

1:17:09

36% of race

Time at Steady Pace

1:18:45

37% of race

Time at Slower Pace

57:33

27% of race

Average Pace: 8:08 /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 mi10:53:1323:157:3023:15
7:30
#12657
10K
6.21 mi11:16:5346:557:3423:40
7:38
#13277
15K
9.32 mi11:41:101:11:127:3924:17
7:49
#13989
20K
12.43 mi12:06:251:36:277:4625:15
8:08
#14838
HALF
13.11 mi12:12:001:42:027:485:35
8:12
#15044
25K
15.53 mi12:31:592:02:017:5219:59
8:15
#15382
30K
18.64 mi12:58:312:28:337:5926:32
8:33
#15748
20M
20.00 mi13:09:502:39:528:0011:19
8:20
#15688
21M
21.00 mi13:19:122:49:148:049:22
9:22
#15820
35K
21.75 mi13:25:092:55:118:045:57
7:58
#15740
23M
23.00 mi13:36:003:06:028:0610:51
8:41
#15776
24M
24.00 mi13:44:103:14:128:068:10
8:10
#15721
40K
24.85 mi13:51:403:21:428:077:30
8:47
#15779
25.2M
25.20 mi13:54:583:25:008:093:18
9:35
#15805
FINISH
26.22 mi14:03:253:33:278:098:27
8:18
#15837
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 mi126573292329215487(Top 53%)5038(Top 40%)5038(Top 88%)
10K6.21 mi3.10 mi13277-6203687-3953687-39514045(Top 48%)4141(Top 33%)4141(Top 72%)
15K9.32 mi3.11 mi13989-7124114-4274114-42715487(Top 53%)5038(Top 40%)5038(Top 88%)
20K12.43 mi3.11 mi14838-8494647-5334647-53317046(Top 59%)5961(Top 47%)5961(Top 104%)
HALF13.11 mi0.68 mi15044-2064770-1234770-12318344(Top 63%)6656(Top 53%)6656(Top 116%)
25K15.53 mi2.42 mi15382-3384998-2284998-22817055(Top 59%)6016(Top 48%)6016(Top 105%)
30K18.64 mi3.11 mi15748-3665254-2565254-25617147(Top 59%)6180(Top 49%)6180(Top 108%)
20M20.00 mi1.36 mi15688+605234+205234+2015153(Top 52%)5155(Top 41%)5155(Top 90%)
21M21.00 mi1.00 mi15820-1325334-1005334-10017942(Top 62%)6755(Top 54%)6755(Top 118%)
35K21.75 mi0.75 mi15740+805293+415293+4114211(Top 49%)4760(Top 38%)4760(Top 83%)
23M23.00 mi1.25 mi15776-365346-535346-5316743(Top 58%)6280(Top 50%)6280(Top 110%)
24M24.00 mi1.00 mi15721+555332+145332+1414883(Top 51%)5272(Top 42%)5272(Top 92%)
40K24.85 mi0.85 mi15779-585386-545386-5417247(Top 59%)6646(Top 53%)6646(Top 116%)
25.2M25.20 mi0.35 mi15805-265412-265412-2617669(Top 61%)6841(Top 54%)6841(Top 120%)
FINISH26.22 mi1.02 mi15837-325450-385450-3817002(Top 59%)6510(Top 52%)6510(Top 114%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 53%
×21
+97ft-345ft

Overall

15487

Females

5038

F18-39

5038

5K→10K

3.1 - 6.2 mi

Top 48%
×5
+79ft-138ft

Overall

14045

Females

4141

F18-39

4141

10K→15K

6.2 - 9.3 mi

Top 53%
×3
+67ft-78ft

Overall

15487

Females

5038

F18-39

5038

15K→20K

9.3 - 12.4 mi

Top 59%
×5
+106ft-86ft

Overall

17046

Females

5961

F18-39

5961

20K→HALF

12.4 - 13.1 mi

Top 63%
×2
+19ft-37ft

Overall

18344

Females

6656

F18-39

6656

HALF→25K

13.1 - 15.5 mi

Top 59%
×4
+66ft-88ft

Overall

17055

Females

6016

F18-39

6016

25K→30K

15.5 - 18.6 mi

Top 59%
×9
+181ft-148ft

Overall

17147

Females

6180

F18-39

6180

30K→20M

18.6 - 20.0 mi

Top 52%
×5
+64ft-50ft

Overall

15153

Females

5155

F18-39

5155

20M→21M

20.0 - 21.0 mi

Top 62%
×8
+106ft-24ft

Overall

17942

Females

6755

F18-39

6755

21M→35K

21.0 - 21.8 mi

Top 49%
×7
+17ft-86ft

Overall

14211

Females

4760

F18-39

4760

35K→23M

21.8 - 23.0 mi

Top 58%
×5
+23ft-63ft

Overall

16743

Females

6280

F18-39

6280

23M→24M

23.0 - 24.0 mi

Top 51%
×6
+12ft-82ft

Overall

14883

Females

5272

F18-39

5272

24M→40K

24.0 - 24.9 mi

Top 59%
×1
+6ft-20ft

Overall

17247

Females

6646

F18-39

6646

40K→25.2M

24.9 - 25.2 mi

Top 61%
×1
+13ft-16ft

Overall

17669

Females

6841

F18-39

6841

25.2M→FINISH

25.2 - 26.2 mi

Top 59%
×2
+22ft-21ft

Overall

17002

Females

6510

F18-39

6510

Passing

Athletes you passed and who passed you throughout the race

Passing Analysis

Category:
Athletes Passed
915
Passed By
1851
Net Change
-3180
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#12657
5K → 10K79200-620#12657#13277
10K → 15K54200-712#13277#13989
15K → 20K33200-849#13989#14838
20K → HALF6200-206#14838#15044
HALF → 25K66200-338#15044#15382
25K → 30K111200-366#15382#15748
30K → 20M10444+60#15748#15688
20M → 21M72200-132#15688#15820
21M → 35K10020+80#15820#15740
35K → 23M85121-36#15740#15776
23M → 24M9338+55#15776#15721
24M → 40K48106-58#15721#15779
40K → 25.2M2046-26#15779#15805
25.2M → FINISH4476-32#15805#15837
TOTALS9151851-3180
📊

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

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