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Public Race Data

Boston Athletic Association

Boston Athletic Association

Mika Timing

Mika Timing
BOSTON MARATHON 2026

Vivian Nguyen

Bib: 28076 β€’F β€’Age: N/A

MA

Boston Marathon logo
0:00
0:00
/ mi
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Overall
#0 / 29021
Gender (Female)
#0 / 12578
Age Group (F18-39)
#0 / 5716
Race Day Weather
51Β°/41Β°F
overcast clouds
Personalized for Vivian

Your Race Performance Report is ready

See how your race unfolded, where your performance changed, and what to focus on next.

Personalized by MyRace AI
Preview insight
Your pace by distance
Fastest segment Β· 8:11/mi at mile 26.2

Your report includes

  • Race Overview
  • Pacing & Splits
  • Performance Analysis
  • Segment Analysis
  • Passing Analysis
  • Improvement Opportunities
One-time purchase Β· Instant access Β· Downloadable PDF Β· Shareable report

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
30:23
3.11 mi
Rank: #25320
Start β†’ 5K
30:23 | 9:47/mi
10K
1:00:23
6.21 mi
Rank: #25133 (+187)
5K β†’ 10K
30:00 | 9:40/mi
15K
1:31:40
9.32 mi
Rank: #25395 (-262)
10K β†’ 15K
31:17 | 10:05/mi
20K
2:01:45
12.43 mi
Rank: #25104 (+291)
15K β†’ 20K
30:05 | 9:41/mi
HALF
2:08:03
13.11 mi
Rank: #25027 (+77)
20K β†’ HALF
6:18 | 9:15/mi
25K
2:31:11
15.53 mi
Rank: #24730 (+297)
HALF β†’ 25K
23:08 | 9:33/mi
30K
3:02:15
18.64 mi
Rank: #24410 (+320)
25K β†’ 30K
31:04 | 10:00/mi
20M
3:16:03
20.00 mi
Rank: #24307 (+103)
30K β†’ 20M
13:48 | 10:10/mi
21M
3:26:22
21.00 mi
Rank: #24135 (+172)
20M β†’ 21M
10:19 | 10:19/mi
35K
3:33:42
21.75 mi
Rank: #24088 (+47)
21M β†’ 35K
7:20 | 9:49/mi
23M
3:45:27
23.00 mi
Rank: #23849 (+239)
35K β†’ 23M
11:45 | 9:24/mi
24M
3:54:43
24.00 mi
Rank: #23709 (+140)
23M β†’ 24M
9:16 | 9:16/mi
40K
4:02:49
24.85 mi
Rank: #23563 (+146)
24M β†’ 40K
8:06 | 9:29/mi
25.2M
4:06:03
25.20 mi
Rank: #23477 (+86)
40K β†’ 25.2M
3:14 | 9:23/mi
FINISH
4:14:23
26.22 mi
Rank: #23258 (+219)
25.2M β†’ FINISH
8:20 | 8:11/mi

Splits & Pacing

Detailed breakdown of your race performance at each timing point

Half Splits

1st Half
via HALF
Distance13.11 mi
Time2:08:03
Pace9:47 /mi
2nd Halfβœ“ Faster
Distance13.11 mi
Time2:06:20
Pace9:39 /mi
πŸ“ŠNegative Split: 1.3% faster second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:52:0830:239:4730:23
9:47
-
10K
6.21 mi12:22:081:00:239:4430:00
9:40
-0:07
15K
9.32 mi12:53:251:31:409:5131:17
10:05
+0:25
20K
12.43 mi13:23:302:01:459:4830:05
9:41
-0:24
HALF
13.11 mi13:29:482:08:039:476:18
9:15
-0:26
25K
15.53 mi13:52:562:31:119:4423:08
9:33
+0:18
30K
18.64 mi14:24:003:02:159:4731:04
10:00
+0:27
20M
20.00 mi14:37:483:16:039:4913:48
10:10
+0:10
21M
21.00 mi14:48:073:26:229:5010:19
10:19
+0:09
35K
21.75 mi14:55:273:33:429:507:20
9:49
-0:30
23M
23.00 mi15:07:123:45:279:4911:45
9:24
-0:25
24M
24.00 mi15:16:283:54:439:479:16
9:16
-0:08
40K
24.85 mi15:24:344:02:499:478:06
9:29
+0:13
25.2M
25.20 mi15:27:484:06:039:463:14
9:23
-0:06
FINISH
26.22 mi15:36:084:14:239:438:20
8:11
-1:12

Checkpoint Splits Visualizations

Explore your race data through different visual perspectives. Scroll to discover each visualization.

πŸ“ˆPace 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

8:11 /mi

Average Pace

9:43 /mi

Slowest Pace

10:19 /mi

Loading chart...
Fastest
Middle
Slowest
Average

πŸ“ŠSegments

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

38:53

15% of race

Time at Steady Pace

2:09:02

51% of race

Time at Slower Pace

1:26:28

34% of race

Average Pace: 9:42 /mi

Loading chart...
Faster pace (< avg)
Steady pace (β‰ˆ 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 mi11:52:0830:239:4730:23
9:47
#25320
10K
6.21 mi12:22:081:00:239:4430:00
9:40
#25133
15K
9.32 mi12:53:251:31:409:5131:17
10:05
#25395
20K
12.43 mi13:23:302:01:459:4830:05
9:41
#25104
HALF
13.11 mi13:29:482:08:039:476:18
9:15
#25027
25K
15.53 mi13:52:562:31:119:4423:08
9:33
#24730
30K
18.64 mi14:24:003:02:159:4731:04
10:00
#24410
20M
20.00 mi14:37:483:16:039:4913:48
10:10
#24307
21M
21.00 mi14:48:073:26:229:5010:19
10:19
#24135
35K
21.75 mi14:55:273:33:429:507:20
9:49
#24088
23M
23.00 mi15:07:123:45:279:4911:45
9:24
#23849
24M
24.00 mi15:16:283:54:439:479:16
9:16
#23709
40K
24.85 mi15:24:344:02:499:478:06
9:29
#23563
25.2M
25.20 mi15:27:484:06:039:463:14
9:23
#23477
FINISH
26.22 mi15:36:084:14:239:438:20
8:11
#23258
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 mi25320103471034725836(Top 89%)10634(Top 85%)10634(Top 186%)
10K6.21 mi3.10 mi25133+18710251+9610251+9624987(Top 86%)10168(Top 81%)10168(Top 178%)
15K9.32 mi3.11 mi25395-26210391-14010391-14025836(Top 89%)10634(Top 85%)10634(Top 186%)
20K12.43 mi3.11 mi25104+29110245+14610245+14624261(Top 84%)9808(Top 78%)9808(Top 172%)
HALF13.11 mi0.68 mi25027+7710201+4410201+4423646(Top 81%)9505(Top 76%)9505(Top 166%)
25K15.53 mi2.42 mi24730+29710050+15110050+15123154(Top 80%)9280(Top 74%)9280(Top 162%)
30K18.64 mi3.11 mi24410+3209911+1399911+13923139(Top 80%)9359(Top 74%)9359(Top 164%)
20M20.00 mi1.36 mi24307+1039867+449867+4422990(Top 79%)9367(Top 74%)9367(Top 164%)
21M21.00 mi1.00 mi24135+1729791+769791+7621473(Top 74%)8630(Top 69%)8630(Top 151%)
35K21.75 mi0.75 mi24088+479774+179774+1722646(Top 78%)9284(Top 74%)9284(Top 162%)
23M23.00 mi1.25 mi23849+2399677+979677+9720226(Top 70%)8086(Top 64%)8086(Top 141%)
24M24.00 mi1.00 mi23709+1409617+609617+6020544(Top 71%)8320(Top 66%)8320(Top 146%)
40K24.85 mi0.85 mi23563+1469552+659552+6520329(Top 70%)8247(Top 66%)8247(Top 144%)
25.2M25.20 mi0.35 mi23477+869518+349518+3416839(Top 58%)6445(Top 51%)6445(Top 113%)
FINISH26.22 mi1.02 mi23258+2199419+999419+9916341(Top 56%)6149(Top 49%)6149(Top 108%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 89%
Γ—21
+97ft-345ft

Overall

25836

Females

10634

F18-39

10634

5K→10K

3.1 - 6.2 mi

Top 86%
Γ—5
+79ft-138ft

Overall

24987

Females

10168

F18-39

10168

10K→15K

6.2 - 9.3 mi

Top 89%
Γ—3
+67ft-78ft

Overall

25836

Females

10634

F18-39

10634

15K→20K

9.3 - 12.4 mi

Top 84%
Γ—5
+106ft-86ft

Overall

24261

Females

9808

F18-39

9808

20K→HALF

12.4 - 13.1 mi

Top 81%
Γ—2
+19ft-37ft

Overall

23646

Females

9505

F18-39

9505

HALF→25K

13.1 - 15.5 mi

Top 80%
Γ—4
+66ft-88ft

Overall

23154

Females

9280

F18-39

9280

25K→30K

15.5 - 18.6 mi

Top 80%
Γ—9
+181ft-148ft

Overall

23139

Females

9359

F18-39

9359

30K→20M

18.6 - 20.0 mi

Top 79%
Γ—5
+64ft-50ft

Overall

22990

Females

9367

F18-39

9367

20M→21M

20.0 - 21.0 mi

Top 74%
Γ—8
+106ft-24ft

Overall

21473

Females

8630

F18-39

8630

21M→35K

21.0 - 21.8 mi

Top 78%
Γ—7
+17ft-86ft

Overall

22646

Females

9284

F18-39

9284

35K→23M

21.8 - 23.0 mi

Top 70%
Γ—5
+23ft-63ft

Overall

20226

Females

8086

F18-39

8086

23M→24M

23.0 - 24.0 mi

Top 71%
Γ—6
+12ft-82ft

Overall

20544

Females

8320

F18-39

8320

24M→40K

24.0 - 24.9 mi

Top 70%
Γ—1
+6ft-20ft

Overall

20329

Females

8247

F18-39

8247

40K→25.2M

24.9 - 25.2 mi

Top 58%
Γ—1
+13ft-16ft

Overall

16839

Females

6445

F18-39

6445

25.2M→FINISH

25.2 - 26.2 mi

Top 56%
Γ—2
+22ft-21ft

Overall

16341

Females

6149

F18-39

6149

Passing

Athletes you passed and who passed you throughout the race

Passing Analysis

Category:
Athletes Passed
2590*
Passed By
402
Net Change
+2062
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start β†’ 5K----#25320
5K β†’ 10K312*125+187#25320#25133
10K β†’ 15K64200-262#25133#25395
15K β†’ 20K310*19+291#25395#25104
20K β†’ HALF770+77#25104#25027
HALF β†’ 25K300*3+297#25027#24730
25K β†’ 30K336*16+320#24730#24410
30K β†’ 20M12320+103#24410#24307
20M β†’ 21M1819+172#24307#24135
21M β†’ 35K569+47#24135#24088
35K β†’ 23M239*0+239#24088#23849
23M β†’ 24M1400+140#23849#23709
24M β†’ 40K1471+146#23709#23563
40K β†’ 25.2M860+86#23563#23477
25.2M β†’ FINISH219*0+219#23477#23258
TOTALS2590*402+2062

* Includes athletes who did not complete a segment (DNF/DNQ).

πŸ“Š

Passing Analysis Visualizations

Explore your passing analysis through 5 different visualizations. Scroll to discover each one.

Time:
Category:

πŸ“ˆPosition Graph

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🎨Heatmap Timeline

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πŸ”„Passing Circle

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🌊Position Flow

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πŸƒRace 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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