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Public Race Data

Boston Athletic Association

Boston Athletic Association

Mika Timing

Mika Timing
BOSTON MARATHON 2026

Lingzhi Zheng

Bib: 23105 •F •Age: N/A

CA

Boston Marathon logo
0:00
0:00
/ mi
Masters
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Overall
#0 / 29021
Gender (Female)
#0 / 12578
Masters (Masters Women)
#0 / 6862
Age Group (F45-49)
#0 / 1786
Race Day Weather
51°/41°F
overcast clouds
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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
26:53
3.11 mi
Rank: #20947
Start → 5K
26:53 | 8:40/mi
10K
53:28
6.21 mi
Rank: #20786 (+161)
5K → 10K
26:35 | 8:34/mi
15K
1:20:48
9.32 mi
Rank: #21130 (-344)
10K → 15K
27:20 | 8:48/mi
20K
1:48:51
12.43 mi
Rank: #21349 (-219)
15K → 20K
28:03 | 9:02/mi
HALF
1:54:39
13.11 mi
Rank: #21291 (+58)
20K → HALF
5:48 | 8:31/mi
25K
2:17:43
15.53 mi
Rank: #21633 (-342)
HALF → 25K
23:04 | 9:31/mi
30K
2:46:55
18.64 mi
Rank: #21572 (+61)
25K → 30K
29:12 | 9:24/mi
20M
2:59:56
20.00 mi
Rank: #21528 (+44)
30K → 20M
13:01 | 9:35/mi
21M
3:11:15
21.00 mi
Rank: #21736 (-208)
20M → 21M
11:19 | 11:19/mi
35K
3:17:46
21.75 mi
Rank: #21634 (+102)
21M → 35K
6:31 | 8:43/mi
23M
3:29:09
23.00 mi
Rank: #21489 (+145)
35K → 23M
11:23 | 9:06/mi
24M
3:37:34
24.00 mi
Rank: #21306 (+183)
23M → 24M
8:25 | 8:25/mi
40K
3:45:01
24.85 mi
Rank: #21170 (+136)
24M → 40K
7:27 | 8:43/mi
25.2M
3:48:23
25.20 mi
Rank: #21126 (+44)
40K → 25.2M
3:22 | 9:46/mi
FINISH
3:56:59
26.22 mi
Rank: #21016 (+110)
25.2M → FINISH
8:36 | 8:27/mi

Splits & Pacing

Detailed breakdown of your race performance at each timing point

Half Splits

1st HalfFaster
via HALF
Distance13.11 mi
Time1:54:39
Pace8:45 /mi
2nd Half
Distance13.11 mi
Time2:02:20
Pace9:20 /mi
📊Positive Split: 6.7% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:29:2126:538:4026:53
8:40
-
10K
6.21 mi11:55:5653:288:3726:35
8:34
-0:06
15K
9.32 mi12:23:161:20:488:4127:20
8:48
+0:14
20K
12.43 mi12:51:191:48:518:4628:03
9:02
+0:14
HALF
13.11 mi12:57:071:54:398:455:48
8:31
-0:31
25K
15.53 mi13:20:112:17:438:5223:04
9:31
+1:00
30K
18.64 mi13:49:232:46:558:5829:12
9:24
-0:07
20M
20.00 mi14:02:242:59:569:0013:01
9:35
+0:11
21M
21.00 mi14:13:433:11:159:0711:19
11:19
+1:44
35K
21.75 mi14:20:143:17:469:066:31
8:43
-2:36
23M
23.00 mi14:31:373:29:099:0611:23
9:06
+0:23
24M
24.00 mi14:40:023:37:349:048:25
8:25
-0:41
40K
24.85 mi14:47:293:45:019:047:27
8:43
+0:18
25.2M
25.20 mi14:50:513:48:239:043:22
9:46
+1:03
FINISH
26.22 mi14:59:273:56:599:038:36
8:27
-1:19

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

8:25 /mi

Average Pace

9:03 /mi

Slowest Pace

11:19 /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

8:25

4% of race

Time at Steady Pace

2:28:36

63% of race

Time at Slower Pace

1:19:58

34% of race

Average Pace: 9:02 /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 mi11:29:2126:538:4026:53
8:40
#20947
10K
6.21 mi11:55:5653:288:3726:35
8:34
#20786
15K
9.32 mi12:23:161:20:488:4127:20
8:48
#21130
20K
12.43 mi12:51:191:48:518:4628:03
9:02
#21349
HALF
13.11 mi12:57:071:54:398:455:48
8:31
#21291
25K
15.53 mi13:20:112:17:438:5223:04
9:31
#21633
30K
18.64 mi13:49:232:46:558:5829:12
9:24
#21572
20M
20.00 mi14:02:242:59:569:0013:01
9:35
#21528
21M
21.00 mi14:13:433:11:159:0711:19
11:19
#21736
35K
21.75 mi14:20:143:17:469:066:31
8:43
#21634
23M
23.00 mi14:31:373:29:099:0611:23
9:06
#21489
24M
24.00 mi14:40:023:37:349:048:25
8:25
#21306
40K
24.85 mi14:47:293:45:019:047:27
8:43
#21170
25.2M
25.20 mi14:50:513:48:239:043:22
9:46
#21126
FINISH
26.22 mi14:59:273:56:599:038:36
8:27
#21016
Faster pace
Steady pace
Slower pace

Rankings

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

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF45-49Seg. OverallSeg. FemalesSeg. F45-49
5K3.11 mi3.11 mi209478139813921739(Top 75%)8502(Top 68%)8502(Top 476%)
10K6.21 mi3.10 mi20786+1618038+1018038+10120672(Top 71%)7954(Top 63%)7954(Top 445%)
15K9.32 mi3.11 mi21130-3448212-1748212-17421739(Top 75%)8502(Top 68%)8502(Top 476%)
20K12.43 mi3.11 mi21349-2198343-1318343-13122046(Top 76%)8684(Top 69%)8684(Top 486%)
HALF13.11 mi0.68 mi21291+588315+288315+2820358(Top 70%)7789(Top 62%)7789(Top 436%)
25K15.53 mi2.42 mi21633-3428477-1628477-16223055(Top 79%)9221(Top 73%)9221(Top 516%)
30K18.64 mi3.11 mi21572+618463+148463+1421308(Top 73%)8419(Top 67%)8419(Top 471%)
20M20.00 mi1.36 mi21528+448458+58458+521373(Top 74%)8536(Top 68%)8536(Top 478%)
21M21.00 mi1.00 mi21736-2088578-1208578-12023792(Top 82%)9859(Top 78%)9859(Top 552%)
35K21.75 mi0.75 mi21634+1028533+458533+4518726(Top 65%)7284(Top 58%)7284(Top 408%)
23M23.00 mi1.25 mi21489+1458458+758458+7518983(Top 65%)7466(Top 59%)7466(Top 418%)
24M24.00 mi1.00 mi21306+1838380+788380+7816450(Top 57%)6174(Top 49%)6174(Top 346%)
40K24.85 mi0.85 mi21170+1368325+558325+5516972(Top 58%)6515(Top 52%)6515(Top 365%)
25.2M25.20 mi0.35 mi21126+448306+198306+1918552(Top 64%)7349(Top 58%)7349(Top 411%)
FINISH26.22 mi1.02 mi21016+1108260+468260+4617873(Top 62%)6991(Top 56%)6991(Top 391%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 75%
×21
+97ft-345ft

Overall

21739

Females

8502

F45-49

8502

5K→10K

3.1 - 6.2 mi

Top 71%
×5
+79ft-138ft

Overall

20672

Females

7954

F45-49

7954

10K→15K

6.2 - 9.3 mi

Top 75%
×3
+67ft-78ft

Overall

21739

Females

8502

F45-49

8502

15K→20K

9.3 - 12.4 mi

Top 76%
×5
+106ft-86ft

Overall

22046

Females

8684

F45-49

8684

20K→HALF

12.4 - 13.1 mi

Top 70%
×2
+19ft-37ft

Overall

20358

Females

7789

F45-49

7789

HALF→25K

13.1 - 15.5 mi

Top 79%
×4
+66ft-88ft

Overall

23055

Females

9221

F45-49

9221

25K→30K

15.5 - 18.6 mi

Top 73%
×9
+181ft-148ft

Overall

21308

Females

8419

F45-49

8419

30K→20M

18.6 - 20.0 mi

Top 74%
×5
+64ft-50ft

Overall

21373

Females

8536

F45-49

8536

20M→21M

20.0 - 21.0 mi

Top 82%
×8
+106ft-24ft

Overall

23792

Females

9859

F45-49

9859

21M→35K

21.0 - 21.8 mi

Top 65%
×7
+17ft-86ft

Overall

18726

Females

7284

F45-49

7284

35K→23M

21.8 - 23.0 mi

Top 65%
×5
+23ft-63ft

Overall

18983

Females

7466

F45-49

7466

23M→24M

23.0 - 24.0 mi

Top 57%
×6
+12ft-82ft

Overall

16450

Females

6174

F45-49

6174

24M→40K

24.0 - 24.9 mi

Top 58%
×1
+6ft-20ft

Overall

16972

Females

6515

F45-49

6515

40K→25.2M

24.9 - 25.2 mi

Top 64%
×1
+13ft-16ft

Overall

18552

Females

7349

F45-49

7349

25.2M→FINISH

25.2 - 26.2 mi

Top 62%
×2
+22ft-21ft

Overall

17873

Females

6991

F45-49

6991

Passing

Athletes you passed and who passed you throughout the race

Passing Analysis

Category:
Athletes Passed
1735*
Passed By
1237
Net Change
-69
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#20947
5K → 10K361*200+161#20947#20786
10K → 15K88200-344#20786#21130
15K → 20K96200-219#21130#21349
20K → HALF646+58#21349#21291
HALF → 25K39200-342#21291#21633
25K → 30K193132+61#21633#21572
30K → 20M10864+44#21572#21528
20M → 21M31200-208#21528#21736
21M → 35K1064+102#21736#21634
35K → 23M1505+145#21634#21489
23M → 24M1863+183#21489#21306
24M → 40K1393+136#21306#21170
40K → 25.2M517+44#21170#21126
25.2M → FINISH12313+110#21126#21016
TOTALS1735*1237-69

* 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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