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Public Race Data

Boston Athletic Association

Boston Athletic Association

Mika Timing

Mika Timing
BOSTON MARATHON 2026

Aihua Zhu

Bib: 25112 •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 (F55-59)
#0 / 951
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
28:33
3.11 mi
Rank: #23434
Start → 5K
28:33 | 9:12/mi
10K
56:47
6.21 mi
Rank: #23330 (+104)
5K → 10K
28:14 | 9:06/mi
15K
1:24:49
9.32 mi
Rank: #23140 (+190)
10K → 15K
28:02 | 9:02/mi
20K
1:52:49
12.43 mi
Rank: #22849 (+291)
15K → 20K
28:00 | 9:01/mi
HALF
1:58:47
13.11 mi
Rank: #22786 (+63)
20K → HALF
5:58 | 8:46/mi
25K
2:21:14
15.53 mi
Rank: #22681 (+105)
HALF → 25K
22:27 | 9:16/mi
30K
2:51:37
18.64 mi
Rank: #22654 (+27)
25K → 30K
30:23 | 9:47/mi
20M
3:05:27
20.00 mi
Rank: #22681 (-27)
30K → 20M
13:50 | 10:12/mi
21M
3:16:19
21.00 mi
Rank: #22685 (-4)
20M → 21M
10:52 | 10:52/mi
35K
3:23:36
21.75 mi
Rank: #22677 (+8)
21M → 35K
7:17 | 9:45/mi
23M
3:36:25
23.00 mi
Rank: #22690 (-13)
35K → 23M
12:49 | 10:15/mi
24M
3:46:25
24.00 mi
Rank: #22691 (-1)
23M → 24M
10:00 | 10:00/mi
40K
3:55:26
24.85 mi
Rank: #22694 (-3)
24M → 40K
9:01 | 10:33/mi
25.2M
3:59:09
25.20 mi
Rank: #22683 (+11)
40K → 25.2M
3:43 | 10:47/mi
FINISH
4:09:17
26.22 mi
Rank: #22718 (-35)
25.2M → FINISH
10:08 | 9:57/mi

Splits & Pacing

Detailed breakdown of your race performance at each timing point

Half Splits

1st HalfFaster
via HALF
Distance13.11 mi
Time1:58:47
Pace9:04 /mi
2nd Half
Distance13.11 mi
Time2:10:30
Pace9:58 /mi
📊Positive Split: 9.9% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:33:5628:339:1228:33
9:12
-
10K
6.21 mi12:02:1056:479:0928:14
9:06
-0:06
15K
9.32 mi12:30:121:24:499:0628:02
9:02
-0:04
20K
12.43 mi12:58:121:52:499:0528:00
9:01
-0:01
HALF
13.11 mi13:04:101:58:479:045:58
8:46
-0:15
25K
15.53 mi13:26:372:21:149:0622:27
9:16
+0:30
30K
18.64 mi13:57:002:51:379:1330:23
9:47
+0:31
20M
20.00 mi14:10:503:05:279:1713:50
10:12
+0:25
21M
21.00 mi14:21:423:16:199:2110:52
10:52
+0:40
35K
21.75 mi14:28:593:23:369:227:17
9:45
-1:07
23M
23.00 mi14:41:483:36:259:2512:49
10:15
+0:30
24M
24.00 mi14:51:483:46:259:2710:00
10:00
-0:15
40K
24.85 mi15:00:493:55:269:299:01
10:33
+0:33
25.2M
25.20 mi15:04:323:59:099:303:43
10:47
+0:14
FINISH
26.22 mi15:14:404:09:179:3110:08
9:57
-0:50

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

8:46 /mi

Average Pace

9:31 /mi

Slowest Pace

10:52 /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

2:21:14

57% of race

Time at Steady Pace

57:48

23% of race

Time at Slower Pace

50:15

20% of race

Average Pace: 9:30 /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 mi11:33:5628:339:1228:33
9:12
#23434
10K
6.21 mi12:02:1056:479:0928:14
9:06
#23330
15K
9.32 mi12:30:121:24:499:0628:02
9:02
#23140
20K
12.43 mi12:58:121:52:499:0528:00
9:01
#22849
HALF
13.11 mi13:04:101:58:479:045:58
8:46
#22786
25K
15.53 mi13:26:372:21:149:0622:27
9:16
#22681
30K
18.64 mi13:57:002:51:379:1330:23
9:47
#22654
20M
20.00 mi14:10:503:05:279:1713:50
10:12
#22681
21M
21.00 mi14:21:423:16:199:2110:52
10:52
#22685
35K
21.75 mi14:28:593:23:369:227:17
9:45
#22677
23M
23.00 mi14:41:483:36:259:2512:49
10:15
#22690
24M
24.00 mi14:51:483:46:259:2710:00
10:00
#22691
40K
24.85 mi15:00:493:55:269:299:01
10:33
#22694
25.2M
25.20 mi15:04:323:59:099:303:43
10:47
#22683
FINISH
26.22 mi15:14:404:09:179:3110:08
9:57
#22718
Faster pace
Steady pace
Slower pace

Rankings

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

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF55-59Seg. OverallSeg. FemalesSeg. F55-59
5K3.11 mi3.11 mi234349388938822832(Top 79%)9051(Top 72%)9051(Top 952%)
10K6.21 mi3.10 mi23330+1049328+609328+6023201(Top 80%)9258(Top 74%)9258(Top 974%)
15K9.32 mi3.11 mi23140+1909216+1129216+11222832(Top 79%)9051(Top 72%)9051(Top 952%)
20K12.43 mi3.11 mi22849+2919080+1369080+13621973(Top 76%)8642(Top 69%)8642(Top 909%)
HALF13.11 mi0.68 mi22786+639041+399041+3921637(Top 75%)8462(Top 67%)8462(Top 890%)
25K15.53 mi2.42 mi22681+1059002+399002+3922256(Top 77%)8812(Top 70%)8812(Top 927%)
30K18.64 mi3.11 mi22654+279024-229024-2222522(Top 78%)9042(Top 72%)9042(Top 951%)
20M20.00 mi1.36 mi22681-279058-349058-3423058(Top 79%)9403(Top 75%)9403(Top 989%)
21M21.00 mi1.00 mi22685-49074-169074-1622832(Top 79%)9329(Top 74%)9329(Top 981%)
35K21.75 mi0.75 mi22677+89083-99083-922463(Top 77%)9185(Top 73%)9185(Top 966%)
23M23.00 mi1.25 mi22690-139110-279110-2722767(Top 78%)9400(Top 75%)9400(Top 988%)
24M24.00 mi1.00 mi22691-19126-169126-1622812(Top 79%)9453(Top 75%)9453(Top 994%)
40K24.85 mi0.85 mi22694-39139-139139-1323340(Top 80%)9786(Top 78%)9786(Top 1029%)
25.2M25.20 mi0.35 mi22683+119140-19140-121855(Top 75%)9003(Top 72%)9003(Top 947%)
FINISH26.22 mi1.02 mi22718-359159-199159-1923687(Top 82%)9960(Top 79%)9960(Top 1047%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 79%
×21
+97ft-345ft

Overall

22832

Females

9051

F55-59

9051

5K→10K

3.1 - 6.2 mi

Top 80%
×5
+79ft-138ft

Overall

23201

Females

9258

F55-59

9258

10K→15K

6.2 - 9.3 mi

Top 79%
×3
+67ft-78ft

Overall

22832

Females

9051

F55-59

9051

15K→20K

9.3 - 12.4 mi

Top 76%
×5
+106ft-86ft

Overall

21973

Females

8642

F55-59

8642

20K→HALF

12.4 - 13.1 mi

Top 75%
×2
+19ft-37ft

Overall

21637

Females

8462

F55-59

8462

HALF→25K

13.1 - 15.5 mi

Top 77%
×4
+66ft-88ft

Overall

22256

Females

8812

F55-59

8812

25K→30K

15.5 - 18.6 mi

Top 78%
×9
+181ft-148ft

Overall

22522

Females

9042

F55-59

9042

30K→20M

18.6 - 20.0 mi

Top 79%
×5
+64ft-50ft

Overall

23058

Females

9403

F55-59

9403

20M→21M

20.0 - 21.0 mi

Top 79%
×8
+106ft-24ft

Overall

22832

Females

9329

F55-59

9329

21M→35K

21.0 - 21.8 mi

Top 77%
×7
+17ft-86ft

Overall

22463

Females

9185

F55-59

9185

35K→23M

21.8 - 23.0 mi

Top 78%
×5
+23ft-63ft

Overall

22767

Females

9400

F55-59

9400

23M→24M

23.0 - 24.0 mi

Top 79%
×6
+12ft-82ft

Overall

22812

Females

9453

F55-59

9453

24M→40K

24.0 - 24.9 mi

Top 80%
×1
+6ft-20ft

Overall

23340

Females

9786

F55-59

9786

40K→25.2M

24.9 - 25.2 mi

Top 75%
×1
+13ft-16ft

Overall

21855

Females

9003

F55-59

9003

25.2M→FINISH

25.2 - 26.2 mi

Top 82%
×2
+22ft-21ft

Overall

23687

Females

9960

F55-59

9960

Passing

Athletes you passed and who passed you throughout the race

Passing Analysis

Category:
Athletes Passed
1723*
Passed By
1007
Net Change
+716
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#23434
5K → 10K292*188+104#23434#23330
10K → 15K275*85+190#23330#23140
15K → 20K325*34+291#23140#22849
20K → HALF7310+63#22849#22786
HALF → 25K16661+105#22786#22681
25K → 30K194167+27#22681#22654
30K → 20M7198-27#22654#22681
20M → 21M6367-4#22681#22685
21M → 35K4133+8#22685#22677
35K → 23M6982-13#22677#22690
23M → 24M4849-1#22690#22691
24M → 40K5457-3#22691#22694
40K → 25.2M2514+11#22694#22683
25.2M → FINISH2762-35#22683#22718
TOTALS1723*1007+716

* 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

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