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Public Race Data

Boston Athletic Association

Boston Athletic Association

Mika Timing

Mika Timing
BOSTON MARATHON 2026

Xin Ren

Bib: 15899 •F •Age: N/A

BC

Boston Marathon logo
0:00
0:00
/ mi
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Overall
#0 / 29021
Gender (Female)
#0 / 12578
Age Group (F18-39)
#0 / 5716
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
26:20
3.11 mi
Rank: #19955
Start → 5K
26:20 | 8:29/mi
10K
52:28
6.21 mi
Rank: #19847 (+108)
5K → 10K
26:08 | 8:25/mi
15K
1:18:12
9.32 mi
Rank: #19546 (+301)
10K → 15K
25:44 | 8:17/mi
20K
1:44:07
12.43 mi
Rank: #19246 (+300)
15K → 20K
25:55 | 8:21/mi
HALF
1:49:44
13.11 mi
Rank: #19213 (+33)
20K → HALF
5:37 | 8:15/mi
25K
2:10:22
15.53 mi
Rank: #19122 (+91)
HALF → 25K
20:38 | 8:31/mi
30K
2:37:37
18.64 mi
Rank: #18925 (+197)
25K → 30K
27:15 | 8:47/mi
20M
2:49:32
20.00 mi
Rank: #18831 (+94)
30K → 20M
11:55 | 8:47/mi
21M
2:59:10
21.00 mi
Rank: #18864 (-33)
20M → 21M
9:38 | 9:38/mi
35K
3:05:41
21.75 mi
Rank: #18835 (+29)
21M → 35K
6:31 | 8:43/mi
23M
3:17:11
23.00 mi
Rank: #18870 (-35)
35K → 23M
11:30 | 9:12/mi
24M
3:26:17
24.00 mi
Rank: #18920 (-50)
23M → 24M
9:06 | 9:06/mi
40K
3:34:13
24.85 mi
Rank: #18956 (-36)
24M → 40K
7:56 | 9:17/mi
25.2M
3:37:38
25.20 mi
Rank: #18956
40K → 25.2M
3:25 | 9:55/mi
FINISH
3:46:38
26.22 mi
Rank: #18994 (-38)
25.2M → FINISH
9:00 | 8:50/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
Time1:49:44
Pace8:23 /mi
2nd Half
Distance13.11 mi
Time1:56:54
Pace8:56 /mi
📊Positive Split: 6.5% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:57:5526:208:2926:20
8:29
-
10K
6.21 mi11:24:0352:288:2726:08
8:25
-0:04
15K
9.32 mi11:49:471:18:128:2425:44
8:17
-0:08
20K
12.43 mi12:15:421:44:078:2325:55
8:21
+0:04
HALF
13.11 mi12:21:191:49:448:235:37
8:15
-0:06
25K
15.53 mi12:41:572:10:228:2420:38
8:31
+0:16
30K
18.64 mi13:09:122:37:378:2827:15
8:47
+0:16
20M
20.00 mi13:21:072:49:328:2911:55
8:47
0:00
21M
21.00 mi13:30:452:59:108:329:38
9:38
+0:51
35K
21.75 mi13:37:163:05:418:336:31
8:43
-0:55
23M
23.00 mi13:48:463:17:118:3511:30
9:12
+0:29
24M
24.00 mi13:57:523:26:178:369:06
9:06
-0:06
40K
24.85 mi14:05:483:34:138:387:56
9:17
+0:11
25.2M
25.20 mi14:09:133:37:388:393:25
9:55
+0:38
FINISH
26.22 mi14:18:133:46:388:409:00
8:50
-1:05

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

8:15 /mi

Average Pace

8:39 /mi

Slowest Pace

9:55 /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

2:10:22

58% of race

Time at Steady Pace

54:41

24% of race

Time at Slower Pace

41:35

18% of race

Average Pace: 8:39 /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 mi10:57:5526:208:2926:20
8:29
#19955
10K
6.21 mi11:24:0352:288:2726:08
8:25
#19847
15K
9.32 mi11:49:471:18:128:2425:44
8:17
#19546
20K
12.43 mi12:15:421:44:078:2325:55
8:21
#19246
HALF
13.11 mi12:21:191:49:448:235:37
8:15
#19213
25K
15.53 mi12:41:572:10:228:2420:38
8:31
#19122
30K
18.64 mi13:09:122:37:378:2827:15
8:47
#18925
20M
20.00 mi13:21:072:49:328:2911:55
8:47
#18831
21M
21.00 mi13:30:452:59:108:329:38
9:38
#18864
35K
21.75 mi13:37:163:05:418:336:31
8:43
#18835
23M
23.00 mi13:48:463:17:118:3511:30
9:12
#18870
24M
24.00 mi13:57:523:26:178:369:06
9:06
#18920
40K
24.85 mi14:05:483:34:138:387:56
9:17
#18956
25.2M
25.20 mi14:09:133:37:388:393:25
9:55
#18956
FINISH
26.22 mi14:18:133:46:388:409:00
8:50
#18994
Faster pace
Steady pace
Slower pace

Rankings

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

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF18-39Seg. OverallSeg. FemalesSeg. F18-39
5K3.11 mi3.11 mi199557602760218880(Top 65%)6970(Top 55%)6970(Top 122%)
10K6.21 mi3.10 mi19847+1087534+687534+6819860(Top 68%)7517(Top 60%)7517(Top 132%)
15K9.32 mi3.11 mi19546+3017359+1757359+17518880(Top 65%)6970(Top 55%)6970(Top 122%)
20K12.43 mi3.11 mi19246+3007197+1627197+16218374(Top 63%)6731(Top 54%)6731(Top 118%)
HALF13.11 mi0.68 mi19213+337176+217176+2118696(Top 64%)6886(Top 55%)6886(Top 120%)
25K15.53 mi2.42 mi19122+917145+317145+3118640(Top 64%)6926(Top 55%)6926(Top 121%)
30K18.64 mi3.11 mi18925+1977072+737072+7318427(Top 63%)6905(Top 55%)6905(Top 121%)
20M20.00 mi1.36 mi18831+947025+477025+4717842(Top 61%)6669(Top 53%)6669(Top 117%)
21M21.00 mi1.00 mi18864-337066-417066-4119133(Top 66%)7388(Top 59%)7388(Top 129%)
35K21.75 mi0.75 mi18835+297059+77059+718697(Top 64%)7255(Top 58%)7255(Top 127%)
23M23.00 mi1.25 mi18870-357099-407099-4019388(Top 67%)7669(Top 61%)7669(Top 134%)
24M24.00 mi1.00 mi18920-507145-467145-4619888(Top 69%)7997(Top 64%)7997(Top 140%)
40K24.85 mi0.85 mi18956-367181-367181-3619599(Top 68%)7873(Top 63%)7873(Top 138%)
25.2M25.20 mi0.35 mi189567192-117192-1119081(Top 66%)7604(Top 60%)7604(Top 133%)
FINISH26.22 mi1.02 mi18994-387228-367228-3619793(Top 68%)7981(Top 63%)7981(Top 140%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 65%
×21
+97ft-345ft

Overall

18880

Females

6970

F18-39

6970

5K→10K

3.1 - 6.2 mi

Top 68%
×5
+79ft-138ft

Overall

19860

Females

7517

F18-39

7517

10K→15K

6.2 - 9.3 mi

Top 65%
×3
+67ft-78ft

Overall

18880

Females

6970

F18-39

6970

15K→20K

9.3 - 12.4 mi

Top 63%
×5
+106ft-86ft

Overall

18374

Females

6731

F18-39

6731

20K→HALF

12.4 - 13.1 mi

Top 64%
×2
+19ft-37ft

Overall

18696

Females

6886

F18-39

6886

HALF→25K

13.1 - 15.5 mi

Top 64%
×4
+66ft-88ft

Overall

18640

Females

6926

F18-39

6926

25K→30K

15.5 - 18.6 mi

Top 63%
×9
+181ft-148ft

Overall

18427

Females

6905

F18-39

6905

30K→20M

18.6 - 20.0 mi

Top 61%
×5
+64ft-50ft

Overall

17842

Females

6669

F18-39

6669

20M→21M

20.0 - 21.0 mi

Top 66%
×8
+106ft-24ft

Overall

19133

Females

7388

F18-39

7388

21M→35K

21.0 - 21.8 mi

Top 64%
×7
+17ft-86ft

Overall

18697

Females

7255

F18-39

7255

35K→23M

21.8 - 23.0 mi

Top 67%
×5
+23ft-63ft

Overall

19388

Females

7669

F18-39

7669

23M→24M

23.0 - 24.0 mi

Top 69%
×6
+12ft-82ft

Overall

19888

Females

7997

F18-39

7997

24M→40K

24.0 - 24.9 mi

Top 68%
×1
+6ft-20ft

Overall

19599

Females

7873

F18-39

7873

40K→25.2M

24.9 - 25.2 mi

Top 66%
×1
+13ft-16ft

Overall

19081

Females

7604

F18-39

7604

25.2M→FINISH

25.2 - 26.2 mi

Top 68%
×2
+22ft-21ft

Overall

19793

Females

7981

F18-39

7981

Passing

Athletes you passed and who passed you throughout the race

Passing Analysis

Category:
Athletes Passed
2026*
Passed By
1065
Net Change
+961
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#19955
5K → 10K308*200+108#19955#19847
10K → 15K362*61+301#19847#19546
15K → 20K330*30+300#19546#19246
20K → HALF4310+33#19246#19213
HALF → 25K15968+91#19213#19122
25K → 30K289*92+197#19122#18925
30K → 20M13440+94#18925#18831
20M → 21M79112-33#18831#18864
21M → 35K7142+29#18864#18835
35K → 23M72107-35#18835#18870
23M → 24M51101-50#18870#18920
24M → 40K4480-36#18920#18956
40K → 25.2M29290#18956#18956
25.2M → FINISH5593-38#18956#18994
TOTALS2026*1065+961

* 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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