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Public Race Data

Boston Athletic Association

Boston Athletic Association

Mika Timing

Mika Timing
BOSTON MARATHON 2026

Jie Liu

Bib: 21144 •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 (F50-54)
#0 / 1233
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
28:58
3.11 mi
Rank: #23883
Start → 5K
28:58 | 9:20/mi
10K
56:56
6.21 mi
Rank: #23426 (+457)
5K → 10K
27:58 | 9:01/mi
15K
1:24:05
9.32 mi
Rank: #22817 (+609)
10K → 15K
27:09 | 8:45/mi
20K
1:51:00
12.43 mi
Rank: #22182 (+635)
15K → 20K
26:55 | 8:40/mi
HALF
1:56:50
13.11 mi
Rank: #22103 (+79)
20K → HALF
5:50 | 8:34/mi
25K
2:18:06
15.53 mi
Rank: #21746 (+357)
HALF → 25K
21:16 | 8:47/mi
30K
2:46:42
18.64 mi
Rank: #21508 (+238)
25K → 30K
28:36 | 9:13/mi
20M
2:59:17
20.00 mi
Rank: #21388 (+120)
30K → 20M
12:35 | 9:16/mi
21M
3:09:36
21.00 mi
Rank: #21404 (-16)
20M → 21M
10:19 | 10:19/mi
35K
3:16:05
21.75 mi
Rank: #21302 (+102)
21M → 35K
6:29 | 8:40/mi
23M
3:27:45
23.00 mi
Rank: #21243 (+59)
35K → 23M
11:40 | 9:20/mi
24M
3:37:00
24.00 mi
Rank: #21210 (+33)
23M → 24M
9:15 | 9:15/mi
40K
3:44:54
24.85 mi
Rank: #21154 (+56)
24M → 40K
7:54 | 9:15/mi
25.2M
3:48:24
25.20 mi
Rank: #21132 (+22)
40K → 25.2M
3:30 | 10:09/mi
FINISH
3:57:45
26.22 mi
Rank: #21139 (-7)
25.2M → FINISH
9:21 | 9:11/mi
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Splits & Pacing

Detailed breakdown of your race performance at each timing point

Half Splits

1st HalfFaster
via HALF
Distance13.11 mi
Time1:56:50
Pace8:55 /mi
2nd Half
Distance13.11 mi
Time2:00:55
Pace9:14 /mi
📊Positive Split: 3.5% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:50:1628:589:2028:58
9:20
-
10K
6.21 mi12:18:1456:569:1027:58
9:01
-0:19
15K
9.32 mi12:45:231:24:059:0227:09
8:45
-0:16
20K
12.43 mi13:12:181:51:008:5626:55
8:40
-0:05
HALF
13.11 mi13:18:081:56:508:555:50
8:34
-0:06
25K
15.53 mi13:39:242:18:068:5421:16
8:47
+0:13
30K
18.64 mi14:08:002:46:428:5728:36
9:13
+0:26
20M
20.00 mi14:20:352:59:178:5812:35
9:16
+0:03
21M
21.00 mi14:30:543:09:369:0210:19
10:19
+1:03
35K
21.75 mi14:37:233:16:059:016:29
8:40
-1:39
23M
23.00 mi14:49:033:27:459:0211:40
9:20
+0:40
24M
24.00 mi14:58:183:37:009:039:15
9:15
-0:05
40K
24.85 mi15:06:123:44:549:037:54
9:15
0:00
25.2M
25.20 mi15:09:423:48:249:043:30
10:09
+0:54
FINISH
26.22 mi15:19:033:57:459:059:21
9:11
-0:58

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

8:34 /mi

Average Pace

9:04 /mi

Slowest Pace

10:19 /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

1:27:39

37% of race

Time at Steady Pace

2:16:17

57% of race

Time at Slower Pace

13:49

6% of race

Average Pace: 9:04 /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 mi11:50:1628:589:2028:58
9:20
#23883
10K
6.21 mi12:18:1456:569:1027:58
9:01
#23426
15K
9.32 mi12:45:231:24:059:0227:09
8:45
#22817
20K
12.43 mi13:12:181:51:008:5626:55
8:40
#22182
HALF
13.11 mi13:18:081:56:508:555:50
8:34
#22103
25K
15.53 mi13:39:242:18:068:5421:16
8:47
#21746
30K
18.64 mi14:08:002:46:428:5728:36
9:13
#21508
20M
20.00 mi14:20:352:59:178:5812:35
9:16
#21388
21M
21.00 mi14:30:543:09:369:0210:19
10:19
#21404
35K
21.75 mi14:37:233:16:059:016:29
8:40
#21302
23M
23.00 mi14:49:033:27:459:0211:40
9:20
#21243
24M
24.00 mi14:58:183:37:009:039:15
9:15
#21210
40K
24.85 mi15:06:123:44:549:037:54
9:15
#21154
25.2M
25.20 mi15:09:423:48:249:043:30
10:09
#21132
FINISH
26.22 mi15:19:033:57:459:059:21
9:11
#21139
Faster pace
Steady pace
Slower pace

Rankings

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

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF50-54Seg. OverallSeg. FemalesSeg. F50-54
5K3.11 mi3.11 mi238839604960421423(Top 74%)8347(Top 66%)8347(Top 677%)
10K6.21 mi3.10 mi23426+4579370+2349370+23422848(Top 79%)9074(Top 72%)9074(Top 736%)
15K9.32 mi3.11 mi22817+6099053+3179053+31721423(Top 74%)8347(Top 66%)8347(Top 677%)
20K12.43 mi3.11 mi22182+6358748+3058748+30520253(Top 70%)7769(Top 62%)7769(Top 630%)
HALF13.11 mi0.68 mi22103+798711+378711+3720651(Top 71%)7951(Top 63%)7951(Top 645%)
25K15.53 mi2.42 mi21746+3578534+1778534+17720094(Top 69%)7711(Top 61%)7711(Top 625%)
30K18.64 mi3.11 mi21508+2388427+1078427+10720552(Top 71%)8030(Top 64%)8030(Top 651%)
20M20.00 mi1.36 mi21388+1208387+408387+4020152(Top 69%)7892(Top 63%)7892(Top 640%)
21M21.00 mi1.00 mi21404-168405-188405-1821463(Top 74%)8620(Top 69%)8620(Top 699%)
35K21.75 mi0.75 mi21302+1028364+418364+4118520(Top 64%)7183(Top 57%)7183(Top 583%)
23M23.00 mi1.25 mi21243+598339+258339+2519930(Top 69%)7951(Top 63%)7951(Top 645%)
24M24.00 mi1.00 mi21210+338336+38336+320475(Top 71%)8280(Top 66%)8280(Top 672%)
40K24.85 mi0.85 mi21154+568315+218315+2119456(Top 67%)7815(Top 62%)7815(Top 634%)
25.2M25.20 mi0.35 mi21132+228310+58310+519989(Top 69%)8071(Top 64%)8071(Top 655%)
FINISH26.22 mi1.02 mi21139-78327-178327-1721220(Top 73%)8682(Top 69%)8682(Top 704%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 74%
×21
+97ft-345ft

Overall

21423

Females

8347

F50-54

8347

5K→10K

3.1 - 6.2 mi

Top 79%
×5
+79ft-138ft

Overall

22848

Females

9074

F50-54

9074

10K→15K

6.2 - 9.3 mi

Top 74%
×3
+67ft-78ft

Overall

21423

Females

8347

F50-54

8347

15K→20K

9.3 - 12.4 mi

Top 70%
×5
+106ft-86ft

Overall

20253

Females

7769

F50-54

7769

20K→HALF

12.4 - 13.1 mi

Top 71%
×2
+19ft-37ft

Overall

20651

Females

7951

F50-54

7951

HALF→25K

13.1 - 15.5 mi

Top 69%
×4
+66ft-88ft

Overall

20094

Females

7711

F50-54

7711

25K→30K

15.5 - 18.6 mi

Top 71%
×9
+181ft-148ft

Overall

20552

Females

8030

F50-54

8030

30K→20M

18.6 - 20.0 mi

Top 69%
×5
+64ft-50ft

Overall

20152

Females

7892

F50-54

7892

20M→21M

20.0 - 21.0 mi

Top 74%
×8
+106ft-24ft

Overall

21463

Females

8620

F50-54

8620

21M→35K

21.0 - 21.8 mi

Top 64%
×7
+17ft-86ft

Overall

18520

Females

7183

F50-54

7183

35K→23M

21.8 - 23.0 mi

Top 69%
×5
+23ft-63ft

Overall

19930

Females

7951

F50-54

7951

23M→24M

23.0 - 24.0 mi

Top 71%
×6
+12ft-82ft

Overall

20475

Females

8280

F50-54

8280

24M→40K

24.0 - 24.9 mi

Top 67%
×1
+6ft-20ft

Overall

19456

Females

7815

F50-54

7815

40K→25.2M

24.9 - 25.2 mi

Top 69%
×1
+13ft-16ft

Overall

19989

Females

8071

F50-54

8071

25.2M→FINISH

25.2 - 26.2 mi

Top 73%
×2
+22ft-21ft

Overall

21220

Females

8682

F50-54

8682

Passing

Athletes you passed and who passed you throughout the race

Passing Analysis

Category:
Athletes Passed
3186*
Passed By
442
Net Change
+2744
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#23883
5K → 10K524*67+457#23883#23426
10K → 15K624*15+609#23426#22817
15K → 20K638*3+635#22817#22182
20K → HALF823+79#22182#22103
HALF → 25K364*7+357#22103#21746
25K → 30K294*56+238#21746#21508
30K → 20M14727+120#21508#21388
20M → 21M7692-16#21388#21404
21M → 35K1064+102#21404#21302
35K → 23M9940+59#21302#21243
23M → 24M7037+33#21243#21210
24M → 40K7721+56#21210#21154
40K → 25.2M3614+22#21154#21132
25.2M → FINISH4956-7#21132#21139
TOTALS3186*442+2744

* 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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