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Public Race Data

Boston Athletic Association

Boston Athletic Association

Mika Timing

Mika Timing
BOSTON MARATHON 2026

Mengyuan Flanagan

Bib: 28700 •F •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
51°/41°F
overcast clouds
Personalized for Mengyuan

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 · 8:16/mi at mile 9.3

Your report includes

  • Race Overview
  • Pacing & Splits
  • Performance Analysis
  • Segment Analysis
  • Passing Analysis
  • Potential Focus Areas
One-time purchase · Instant access · Downloadable PDF · 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
26:31
3.11 mi
Rank: #20269
Start → 5K
26:31 | 8:32/mi
10K
53:01
6.21 mi
Rank: #20350 (-81)
5K → 10K
26:31 | 8:32/mi
15K
1:18:42
9.32 mi
Rank: #19817 (+533)
10K → 15K
25:41 | 8:16/mi
20K
1:44:49
12.43 mi
Rank: #19560 (+257)
15K → 20K
26:07 | 8:25/mi
HALF
1:50:28
13.11 mi
Rank: #19527 (+33)
20K → HALF
5:39 | 8:18/mi
25K
2:11:42
15.53 mi
Rank: #19606 (-79)
HALF → 25K
21:14 | 8:46/mi
30K
2:40:18
18.64 mi
Rank: #19782 (-176)
25K → 30K
28:36 | 9:13/mi
20M
2:53:51
20.00 mi
Rank: #20067 (-285)
30K → 20M
13:33 | 9:59/mi
21M
3:03:49
21.00 mi
Rank: #20105 (-38)
20M → 21M
9:58 | 9:59/mi
35K
3:10:31
21.75 mi
Rank: #20108 (-3)
21M → 35K
6:42 | 8:58/mi
23M
3:22:14
23.00 mi
Rank: #20116 (-8)
35K → 23M
11:43 | 9:22/mi
24M
3:31:36
24.00 mi
Rank: #20148 (-32)
23M → 24M
9:22 | 9:22/mi
40K
3:39:54
24.85 mi
Rank: #20189 (-41)
24M → 40K
8:18 | 9:43/mi
25.2M
3:43:16
25.20 mi
Rank: #20161 (+28)
40K → 25.2M
3:22 | 9:46/mi
FINISH
3:53:12
26.22 mi
Rank: #20311 (-150)
25.2M → FINISH
9:56 | 9:46/mi

Splits & Pacing

Detailed breakdown of your race performance at each timing point

Half Splits

1st HalfFaster
via HALF
Distance13.11 mi
Time1:50:28
Pace8:26 /mi
2nd Half
Distance13.11 mi
Time2:02:44
Pace9:22 /mi
📊Positive Split: 11.1% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:49:0126:318:3226:31
8:32
-
10K
6.21 mi12:15:3253:018:3226:31
8:32
0:00
15K
9.32 mi12:41:131:18:428:2725:41
8:16
-0:16
20K
12.43 mi13:07:201:44:498:2726:07
8:25
+0:09
HALF
13.11 mi13:12:591:50:288:265:39
8:18
-0:07
25K
15.53 mi13:34:132:11:428:2921:14
8:46
+0:28
30K
18.64 mi14:02:492:40:188:3628:36
9:13
+0:27
20M
20.00 mi14:16:212:53:518:4213:33
9:59
+0:46
21M
21.00 mi14:26:203:03:498:469:58
9:59
0:00
35K
21.75 mi14:33:023:10:318:466:42
8:58
-1:01
23M
23.00 mi14:44:453:22:148:4811:43
9:22
+0:24
24M
24.00 mi14:54:073:31:368:509:22
9:22
0:00
40K
24.85 mi15:02:253:39:548:518:18
9:43
+0:21
25.2M
25.20 mi15:05:463:43:168:523:22
9:46
+0:03
FINISH
26.22 mi15:15:433:53:128:559:56
9:46
0:00

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

8:16 /mi

Average Pace

8:54 /mi

Slowest Pace

9:59 /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

2:11:42

56% of race

Time at Steady Pace

56:23

24% of race

Time at Slower Pace

45:07

19% of race

Average Pace: 8:54 /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 mi11:49:0126:318:3226:31
8:32
#20269
10K
6.21 mi12:15:3253:018:3226:31
8:32
#20350
15K
9.32 mi12:41:131:18:428:2725:41
8:16
#19817
20K
12.43 mi13:07:201:44:498:2726:07
8:25
#19560
HALF
13.11 mi13:12:591:50:288:265:39
8:18
#19527
25K
15.53 mi13:34:132:11:428:2921:14
8:46
#19606
30K
18.64 mi14:02:492:40:188:3628:36
9:13
#19782
20M
20.00 mi14:16:212:53:518:4213:33
9:59
#20067
21M
21.00 mi14:26:203:03:498:469:58
9:59
#20105
35K
21.75 mi14:33:023:10:318:466:42
8:58
#20108
23M
23.00 mi14:44:453:22:148:4811:43
9:22
#20116
24M
24.00 mi14:54:073:31:368:509:22
9:22
#20148
40K
24.85 mi15:02:253:39:548:518:18
9:43
#20189
25.2M
25.20 mi15:05:463:43:168:523:22
9:46
#20161
FINISH
26.22 mi15:15:433:53:128:559:56
9:46
#20311
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 mi202697789778918788(Top 65%)6920(Top 55%)6920(Top 121%)
10K6.21 mi3.10 mi20350-817801-127801-1220519(Top 71%)7871(Top 63%)7871(Top 138%)
15K9.32 mi3.11 mi19817+5337510+2917510+29118788(Top 65%)6920(Top 55%)6920(Top 121%)
20K12.43 mi3.11 mi19560+2577374+1367374+13618780(Top 65%)6959(Top 55%)6959(Top 122%)
HALF13.11 mi0.68 mi19527+337351+237351+2319036(Top 66%)7082(Top 56%)7082(Top 124%)
25K15.53 mi2.42 mi19606-797416-657416-6520011(Top 69%)7661(Top 61%)7661(Top 134%)
30K18.64 mi3.11 mi19782-1767536-1207536-12020546(Top 71%)8024(Top 64%)8024(Top 140%)
20M20.00 mi1.36 mi20067-2857700-1647700-16422491(Top 77%)9107(Top 72%)9107(Top 159%)
21M21.00 mi1.00 mi20105-387737-377737-3720336(Top 70%)8039(Top 64%)8039(Top 141%)
35K21.75 mi0.75 mi20108-37741-47741-419874(Top 68%)7887(Top 63%)7887(Top 138%)
23M23.00 mi1.25 mi20116-87768-277768-2720115(Top 69%)8039(Top 64%)8039(Top 141%)
24M24.00 mi1.00 mi20148-327801-337801-3320840(Top 72%)8465(Top 67%)8465(Top 148%)
40K24.85 mi0.85 mi20189-417846-457846-4521081(Top 73%)8613(Top 68%)8613(Top 151%)
25.2M25.20 mi0.35 mi20161+287837+97837+918377(Top 63%)7269(Top 58%)7269(Top 127%)
FINISH26.22 mi1.02 mi20311-1507921-847921-8423162(Top 80%)9698(Top 77%)9698(Top 170%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 65%
×21
+97ft-345ft

Overall

18788

Females

6920

F18-39

6920

5K→10K

3.1 - 6.2 mi

Top 71%
×5
+79ft-138ft

Overall

20519

Females

7871

F18-39

7871

10K→15K

6.2 - 9.3 mi

Top 65%
×3
+67ft-78ft

Overall

18788

Females

6920

F18-39

6920

15K→20K

9.3 - 12.4 mi

Top 65%
×5
+106ft-86ft

Overall

18780

Females

6959

F18-39

6959

20K→HALF

12.4 - 13.1 mi

Top 66%
×2
+19ft-37ft

Overall

19036

Females

7082

F18-39

7082

HALF→25K

13.1 - 15.5 mi

Top 69%
×4
+66ft-88ft

Overall

20011

Females

7661

F18-39

7661

25K→30K

15.5 - 18.6 mi

Top 71%
×9
+181ft-148ft

Overall

20546

Females

8024

F18-39

8024

30K→20M

18.6 - 20.0 mi

Top 77%
×5
+64ft-50ft

Overall

22491

Females

9107

F18-39

9107

20M→21M

20.0 - 21.0 mi

Top 70%
×8
+106ft-24ft

Overall

20336

Females

8039

F18-39

8039

21M→35K

21.0 - 21.8 mi

Top 68%
×7
+17ft-86ft

Overall

19874

Females

7887

F18-39

7887

35K→23M

21.8 - 23.0 mi

Top 69%
×5
+23ft-63ft

Overall

20115

Females

8039

F18-39

8039

23M→24M

23.0 - 24.0 mi

Top 72%
×6
+12ft-82ft

Overall

20840

Females

8465

F18-39

8465

24M→40K

24.0 - 24.9 mi

Top 73%
×1
+6ft-20ft

Overall

21081

Females

8613

F18-39

8613

40K→25.2M

24.9 - 25.2 mi

Top 63%
×1
+13ft-16ft

Overall

18377

Females

7269

F18-39

7269

25.2M→FINISH

25.2 - 26.2 mi

Top 80%
×2
+22ft-21ft

Overall

23162

Females

9698

F18-39

9698

Passing

Athletes you passed and who passed you throughout the race

Passing Analysis

Category:
Athletes Passed
1723*
Passed By
1453
Net Change
-42
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#20269
5K → 10K200200-81#20269#20350
10K → 15K558*25+533#20350#19817
15K → 20K307*50+257#19817#19560
20K → HALF4310+33#19560#19527
HALF → 25K101180-79#19527#19606
25K → 30K133200-176#19606#19782
30K → 20M37200-285#19782#20067
20M → 21M66104-38#20067#20105
21M → 35K5154-3#20105#20108
35K → 23M8088-8#20108#20116
23M → 24M5284-32#20116#20148
24M → 40K4687-41#20148#20189
40K → 25.2M335+28#20189#20161
25.2M → FINISH16166-150#20161#20311
TOTALS1723*1453-42

* 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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