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BOSTON MARATHON 2026

Lexin Ma

Bib: 16423•F

IA

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0:00
0:00
/ mi
Masters
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Overall
#0 / 29021
Top 34%
Gender (Female)
#0 / 12578
Top 17%
Masters (Masters Women)
#0 / 6862
Top 6%
Age Group (F40-44)
#0 / 1737
Top 13%
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
22:22
3.11 mi
Rank: #10174
Start → 5K
22:22 | 7:12/mi
10K
44:49
6.21 mi
Rank: #10323 (-149)
5K → 10K
22:27 | 7:14/mi
15K
1:07:33
9.32 mi
Rank: #10584 (-261)
10K → 15K
22:44 | 7:20/mi
20K
1:30:32
12.43 mi
Rank: #10666 (-82)
15K → 20K
22:59 | 7:24/mi
HALF
1:35:27
13.11 mi
Rank: #10637 (+29)
20K → HALF
4:55 | 7:13/mi
25K
1:53:35
15.53 mi
Rank: #10697 (-60)
HALF → 25K
18:08 | 7:29/mi
30K
2:17:07
18.64 mi
Rank: #10573 (+124)
25K → 30K
23:32 | 7:35/mi
20M
2:27:22
20.00 mi
Rank: #10469 (+104)
30K → 20M
10:15 | 7:33/mi
21M
2:35:23
21.00 mi
Rank: #10402 (+67)
20M → 21M
8:01 | 8:01/mi
35K
2:40:58
21.75 mi
Rank: #10395 (+7)
21M → 35K
5:35 | 7:28/mi
23M
2:50:16
23.00 mi
Rank: #10201 (+194)
35K → 23M
9:18 | 7:26/mi
24M
2:57:27
24.00 mi
Rank: #10055 (+146)
23M → 24M
7:11 | 7:11/mi
40K
3:03:49
24.85 mi
Rank: #9959 (+96)
24M → 40K
6:22 | 7:27/mi
25.2M
3:06:39
25.20 mi
Rank: #9946 (+13)
40K → 25.2M
2:50 | 8:13/mi
FINISH
3:14:01
26.22 mi
Rank: #9884 (+62)
25.2M → FINISH
7:22 | 7:14/mi

Splits & Pacing

Detailed breakdown of your race performance at each timing point

Half Splits

1st HalfFaster
via HALF
Distance13.11 mi
Time1:35:27
Pace7:17 /mi
2nd Half
Distance13.11 mi
Time1:38:34
Pace7:32 /mi
📊Positive Split: 3.3% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:03:2822:227:1222:22
7:12
-
10K
6.21 mi11:25:5544:497:1322:27
7:14
+0:02
15K
9.32 mi11:48:391:07:337:1522:44
7:20
+0:06
20K
12.43 mi12:11:381:30:327:1822:59
7:24
+0:04
HALF
13.11 mi12:16:331:35:277:174:55
7:13
-0:11
25K
15.53 mi12:34:411:53:357:1918:08
7:29
+0:16
30K
18.64 mi12:58:132:17:077:2223:32
7:35
+0:06
20M
20.00 mi13:08:282:27:227:2310:15
7:33
-0:02
21M
21.00 mi13:16:292:35:237:248:01
8:01
+0:28
35K
21.75 mi13:22:042:40:587:255:35
7:28
-0:33
23M
23.00 mi13:31:222:50:167:259:18
7:26
-0:02
24M
24.00 mi13:38:332:57:277:247:11
7:11
-0:15
40K
24.85 mi13:44:553:03:497:246:22
7:27
+0:16
25.2M
25.20 mi13:47:453:06:397:252:50
8:13
+0:46
FINISH
26.22 mi13:55:073:14:017:257:22
7:14
-0:59

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

7:11 /mi

Average Pace

7:24 /mi

Slowest Pace

8:13 /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

3:03:10

94% of race

Time at Steady Pace

10:51

6% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 7:24 /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 mi11:03:2822:227:1222:22
7:12
#10174
10K
6.21 mi11:25:5544:497:1322:27
7:14
#10323
15K
9.32 mi11:48:391:07:337:1522:44
7:20
#10584
20K
12.43 mi12:11:381:30:327:1822:59
7:24
#10666
HALF
13.11 mi12:16:331:35:277:174:55
7:13
#10637
25K
15.53 mi12:34:411:53:357:1918:08
7:29
#10697
30K
18.64 mi12:58:132:17:077:2223:32
7:35
#10573
20M
20.00 mi13:08:282:27:227:2310:15
7:33
#10469
21M
21.00 mi13:16:292:35:237:248:01
8:01
#10402
35K
21.75 mi13:22:042:40:587:255:35
7:28
#10395
23M
23.00 mi13:31:222:50:167:259:18
7:26
#10201
24M
24.00 mi13:38:332:57:277:247:11
7:11
#10055
40K
24.85 mi13:44:553:03:497:246:22
7:27
#9959
25.2M
25.20 mi13:47:453:06:397:252:50
8:13
#9946
FINISH
26.22 mi13:55:073:14:017:257:22
7:14
#9884
Faster pace
Steady pace
Slower pace

Rankings

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

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF40-44Seg. OverallSeg. FemalesSeg. F40-44
5K3.11 mi3.11 mi101741961196111225(Top 39%)2596(Top 21%)2596(Top 149%)
10K6.21 mi3.10 mi10323-1492060-992060-9910508(Top 36%)2161(Top 17%)2161(Top 124%)
15K9.32 mi3.11 mi10584-2612208-1482208-14811225(Top 39%)2596(Top 21%)2596(Top 149%)
20K12.43 mi3.11 mi10666-822294-862294-8611118(Top 38%)2644(Top 21%)2644(Top 152%)
HALF13.11 mi0.68 mi10637+292280+142280+1410463(Top 36%)2219(Top 18%)2219(Top 128%)
25K15.53 mi2.42 mi10697-602357-772357-7711235(Top 39%)2752(Top 22%)2752(Top 158%)
30K18.64 mi3.11 mi10573+1242328+292328+2910256(Top 35%)2390(Top 19%)2390(Top 138%)
20M20.00 mi1.36 mi10469+1042301+272301+279442(Top 33%)2124(Top 17%)2124(Top 122%)
21M21.00 mi1.00 mi10402+672294+72294+710005(Top 34%)2496(Top 20%)2496(Top 144%)
35K21.75 mi0.75 mi10395+72308-142308-1410576(Top 36%)2773(Top 22%)2773(Top 160%)
23M23.00 mi1.25 mi10201+1942248+602248+608397(Top 29%)1830(Top 15%)1830(Top 105%)
24M24.00 mi1.00 mi10055+1462197+512197+517805(Top 27%)1645(Top 13%)1645(Top 95%)
40K24.85 mi0.85 mi9959+962168+292168+298515(Top 29%)2040(Top 16%)2040(Top 117%)
25.2M25.20 mi0.35 mi9946+132179-112179-119771(Top 34%)2717(Top 22%)2717(Top 156%)
FINISH26.22 mi1.02 mi9884+622176+32176+39369(Top 32%)2539(Top 20%)2539(Top 146%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 39%
×21
+97ft-345ft

Overall

11225

Females

2596

F40-44

2596

5K→10K

3.1 - 6.2 mi

Top 36%
×5
+79ft-138ft

Overall

10508

Females

2161

F40-44

2161

10K→15K

6.2 - 9.3 mi

Top 39%
×3
+67ft-78ft

Overall

11225

Females

2596

F40-44

2596

15K→20K

9.3 - 12.4 mi

Top 38%
×5
+106ft-86ft

Overall

11118

Females

2644

F40-44

2644

20K→HALF

12.4 - 13.1 mi

Top 36%
×2
+19ft-37ft

Overall

10463

Females

2219

F40-44

2219

HALF→25K

13.1 - 15.5 mi

Top 39%
×4
+66ft-88ft

Overall

11235

Females

2752

F40-44

2752

25K→30K

15.5 - 18.6 mi

Top 35%
×9
+181ft-148ft

Overall

10256

Females

2390

F40-44

2390

30K→20M

18.6 - 20.0 mi

Top 33%
×5
+64ft-50ft

Overall

9442

Females

2124

F40-44

2124

20M→21M

20.0 - 21.0 mi

Top 34%
×8
+106ft-24ft

Overall

10005

Females

2496

F40-44

2496

21M→35K

21.0 - 21.8 mi

Top 36%
×7
+17ft-86ft

Overall

10576

Females

2773

F40-44

2773

35K→23M

21.8 - 23.0 mi

Top 29%
×5
+23ft-63ft

Overall

8397

Females

1830

F40-44

1830

23M→24M

23.0 - 24.0 mi

Top 27%
×6
+12ft-82ft

Overall

7805

Females

1645

F40-44

1645

24M→40K

24.0 - 24.9 mi

Top 29%
×1
+6ft-20ft

Overall

8515

Females

2040

F40-44

2040

40K→25.2M

24.9 - 25.2 mi

Top 34%
×1
+13ft-16ft

Overall

9771

Females

2717

F40-44

2717

25.2M→FINISH

25.2 - 26.2 mi

Top 32%
×2
+22ft-21ft

Overall

9369

Females

2539

F40-44

2539

Passing

Athletes you passed and who passed you throughout the race

Passing Analysis

Category:
Athletes Passed
1774*
Passed By
1190
Net Change
+290
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#10174
5K → 10K176200-149#10174#10323
10K → 15K89200-261#10323#10584
15K → 20K136200-82#10584#10666
20K → HALF4516+29#10666#10637
HALF → 25K114174-60#10637#10697
25K → 30K240*116+124#10697#10573
30K → 20M14440+104#10573#10469
20M → 21M12659+67#10469#10402
21M → 35K5851+7#10402#10395
35K → 23M217*23+194#10395#10201
23M → 24M16115+146#10201#10055
24M → 40K123*27+96#10055#9959
40K → 25.2M4128+13#9959#9946
25.2M → FINISH10441+62#9946#9884
TOTALS1774*1190+290

* 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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Activity Data

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Public Race Data

Boston Athletic Association

Boston Athletic Association

Mika Timing

Mika Timing