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Public Race Data

Boston Athletic Association

Boston Athletic Association

Mika Timing

Mika Timing
BOSTON MARATHON 2026

Xiaocheng Jing

Bib: 22656 •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
Top 49%
Masters (Masters Women)
#0 / 6862
Top 37%
Age Group (F45-49)
#0 / 1786
Top 48%
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
26:14
3.11 mi
Rank: #19758
Start → 5K
26:14 | 8:27/mi
10K
52:13
6.21 mi
Rank: #19642 (+116)
5K → 10K
25:59 | 8:22/mi
15K
1:18:33
9.32 mi
Rank: #19736 (-94)
10K → 15K
26:20 | 8:29/mi
20K
1:44:52
12.43 mi
Rank: #19582 (+154)
15K → 20K
26:19 | 8:29/mi
HALF
1:50:32
13.11 mi
Rank: #19550 (+32)
20K → HALF
5:40 | 8:19/mi
25K
2:10:43
15.53 mi
Rank: #19237 (+313)
HALF → 25K
20:11 | 8:20/mi
30K
2:36:47
18.64 mi
Rank: #18679 (+558)
25K → 30K
26:04 | 8:24/mi
20M
2:48:14
20.00 mi
Rank: #18459 (+220)
30K → 20M
11:27 | 8:26/mi
21M
2:57:09
21.00 mi
Rank: #18285 (+174)
20M → 21M
8:55 | 8:55/mi
35K
3:03:05
21.75 mi
Rank: #18140 (+145)
21M → 35K
5:56 | 7:56/mi
23M
3:13:25
23.00 mi
Rank: #17884 (+256)
35K → 23M
10:20 | 8:16/mi
24M
3:21:19
24.00 mi
Rank: #17674 (+210)
23M → 24M
7:54 | 7:54/mi
40K
3:28:07
24.85 mi
Rank: #17460 (+214)
24M → 40K
6:48 | 7:58/mi
25.2M
3:31:06
25.20 mi
Rank: #17381 (+79)
40K → 25.2M
2:59 | 8:40/mi
FINISH
3:38:47
26.22 mi
Rank: #17170 (+211)
25.2M → FINISH
7:41 | 7:33/mi

Splits & Pacing

Detailed breakdown of your race performance at each timing point

Half Splits

1st Half
via HALF
Distance13.11 mi
Time1:50:32
Pace8:26 /mi
2nd Half✓ Faster
Distance13.11 mi
Time1:48:15
Pace8:16 /mi
📊Negative Split: 2.1% faster second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:29:0126:148:2726:14
8:27
-
10K
6.21 mi11:55:0052:138:2525:59
8:22
-0:05
15K
9.32 mi12:21:201:18:338:2626:20
8:29
+0:07
20K
12.43 mi12:47:391:44:528:2726:19
8:29
0:00
HALF
13.11 mi12:53:191:50:328:265:40
8:19
-0:10
25K
15.53 mi13:13:302:10:438:2520:11
8:20
+0:01
30K
18.64 mi13:39:342:36:478:2526:04
8:24
+0:04
20M
20.00 mi13:51:012:48:148:2511:27
8:26
+0:02
21M
21.00 mi13:59:562:57:098:278:55
8:55
+0:29
35K
21.75 mi14:05:523:03:058:265:56
7:56
-0:59
23M
23.00 mi14:16:123:13:258:2510:20
8:16
+0:20
24M
24.00 mi14:24:063:21:198:247:54
7:54
-0:22
40K
24.85 mi14:30:543:28:078:236:48
7:58
+0:04
25.2M
25.20 mi14:33:533:31:068:232:59
8:40
+0:42
FINISH
26.22 mi14:41:343:38:478:227:41
7:33
-1:07

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

7:33 /mi

Average Pace

8:21 /mi

Slowest Pace

8:55 /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

38:39

18% of race

Time at Steady Pace

2:51:13

78% of race

Time at Slower Pace

8:55

4% of race

Average Pace: 8:21 /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 mi11:29:0126:148:2726:14
8:27
#19758
10K
6.21 mi11:55:0052:138:2525:59
8:22
#19642
15K
9.32 mi12:21:201:18:338:2626:20
8:29
#19736
20K
12.43 mi12:47:391:44:528:2726:19
8:29
#19582
HALF
13.11 mi12:53:191:50:328:265:40
8:19
#19550
25K
15.53 mi13:13:302:10:438:2520:11
8:20
#19237
30K
18.64 mi13:39:342:36:478:2526:04
8:24
#18679
20M
20.00 mi13:51:012:48:148:2511:27
8:26
#18459
21M
21.00 mi13:59:562:57:098:278:55
8:55
#18285
35K
21.75 mi14:05:523:03:058:265:56
7:56
#18140
23M
23.00 mi14:16:123:13:258:2510:20
8:16
#17884
24M
24.00 mi14:24:063:21:198:247:54
7:54
#17674
40K
24.85 mi14:30:543:28:078:236:48
7:58
#17460
25.2M
25.20 mi14:33:533:31:068:232:59
8:40
#17381
FINISH
26.22 mi14:41:343:38:478:227:41
7:33
#17170
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 mi197587502750220002(Top 69%)7582(Top 60%)7582(Top 425%)
10K6.21 mi3.10 mi19642+1167428+747428+7419573(Top 67%)7354(Top 58%)7354(Top 412%)
15K9.32 mi3.11 mi19736-947468-407468-4020002(Top 69%)7582(Top 60%)7582(Top 425%)
20K12.43 mi3.11 mi19582+1547383+857383+8519131(Top 66%)7135(Top 57%)7135(Top 399%)
HALF13.11 mi0.68 mi19550+327365+187365+1819121(Top 66%)7092(Top 56%)7092(Top 397%)
25K15.53 mi2.42 mi19237+3137204+1617204+16117552(Top 60%)6310(Top 50%)6310(Top 353%)
30K18.64 mi3.11 mi18679+5586919+2856919+28516221(Top 56%)5651(Top 45%)5651(Top 316%)
20M20.00 mi1.36 mi18459+2206819+1006819+10015805(Top 54%)5541(Top 44%)5541(Top 310%)
21M21.00 mi1.00 mi18285+1746741+786741+7815701(Top 54%)5527(Top 44%)5527(Top 309%)
35K21.75 mi0.75 mi18140+1456668+736668+7314069(Top 48%)4698(Top 37%)4698(Top 263%)
23M23.00 mi1.25 mi17884+2566557+1116557+11114214(Top 49%)4832(Top 38%)4832(Top 271%)
24M24.00 mi1.00 mi17674+2106445+1126445+11213078(Top 45%)4306(Top 34%)4306(Top 241%)
40K24.85 mi0.85 mi17460+2146345+1006345+10012251(Top 42%)3931(Top 31%)3931(Top 220%)
25.2M25.20 mi0.35 mi17381+796314+316314+3112717(Top 44%)4249(Top 34%)4249(Top 238%)
FINISH26.22 mi1.02 mi17170+2116214+1006214+10011815(Top 41%)3784(Top 30%)3784(Top 212%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 69%
×21
+97ft-345ft

Overall

20002

Females

7582

F45-49

7582

5K→10K

3.1 - 6.2 mi

Top 67%
×5
+79ft-138ft

Overall

19573

Females

7354

F45-49

7354

10K→15K

6.2 - 9.3 mi

Top 69%
×3
+67ft-78ft

Overall

20002

Females

7582

F45-49

7582

15K→20K

9.3 - 12.4 mi

Top 66%
×5
+106ft-86ft

Overall

19131

Females

7135

F45-49

7135

20K→HALF

12.4 - 13.1 mi

Top 66%
×2
+19ft-37ft

Overall

19121

Females

7092

F45-49

7092

HALF→25K

13.1 - 15.5 mi

Top 60%
×4
+66ft-88ft

Overall

17552

Females

6310

F45-49

6310

25K→30K

15.5 - 18.6 mi

Top 56%
×9
+181ft-148ft

Overall

16221

Females

5651

F45-49

5651

30K→20M

18.6 - 20.0 mi

Top 54%
×5
+64ft-50ft

Overall

15805

Females

5541

F45-49

5541

20M→21M

20.0 - 21.0 mi

Top 54%
×8
+106ft-24ft

Overall

15701

Females

5527

F45-49

5527

21M→35K

21.0 - 21.8 mi

Top 48%
×7
+17ft-86ft

Overall

14069

Females

4698

F45-49

4698

35K→23M

21.8 - 23.0 mi

Top 49%
×5
+23ft-63ft

Overall

14214

Females

4832

F45-49

4832

23M→24M

23.0 - 24.0 mi

Top 45%
×6
+12ft-82ft

Overall

13078

Females

4306

F45-49

4306

24M→40K

24.0 - 24.9 mi

Top 42%
×1
+6ft-20ft

Overall

12251

Females

3931

F45-49

3931

40K→25.2M

24.9 - 25.2 mi

Top 44%
×1
+13ft-16ft

Overall

12717

Females

4249

F45-49

4249

25.2M→FINISH

25.2 - 26.2 mi

Top 41%
×2
+22ft-21ft

Overall

11815

Females

3784

F45-49

3784

Passing

Athletes you passed and who passed you throughout the race

Passing Analysis

Category:
Athletes Passed
3156*
Passed By
546
Net Change
+2588
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#19758
5K → 10K316*200+116#19758#19642
10K → 15K128200-94#19642#19736
15K → 20K235*81+154#19736#19582
20K → HALF4311+32#19582#19550
HALF → 25K323*10+313#19550#19237
25K → 30K565*7+558#19237#18679
30K → 20M226*6+220#18679#18459
20M → 21M18612+174#18459#18285
21M → 35K1461+145#18285#18140
35K → 23M260*4+256#18140#17884
23M → 24M212*2+210#17884#17674
24M → 40K219*5+214#17674#17460
40K → 25.2M812+79#17460#17381
25.2M → FINISH216*5+211#17381#17170
TOTALS3156*546+2588

* 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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