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Public Race Data

Boston Athletic Association

Boston Athletic Association

Mika Timing

Mika Timing
BOSTON MARATHON 2026

Ruoyu Cui

Bib: 4261 β€’M β€’Age: N/A

Boston Marathon logo
0:00
0:00
/ mi
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Overall
#0 / 29021
Top 14%
Gender (Male)
#0 / 16340
Top 24%
Age Group (M18-39)
#0 / 5723
Race Day Weather
51Β°/41Β°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
19:11
3.11 mi
Rank: #1987
Start β†’ 5K
19:11 | 6:11/mi
10K
38:47
6.21 mi
Rank: #2387 (-400)
5K β†’ 10K
19:36 | 6:19/mi
15K
58:37
9.32 mi
Rank: #2703 (-316)
10K β†’ 15K
19:50 | 6:24/mi
20K
1:18:57
12.43 mi
Rank: #3053 (-350)
15K β†’ 20K
20:20 | 6:33/mi
HALF
1:23:20
13.11 mi
Rank: #3100 (-47)
20K β†’ HALF
4:23 | 6:26/mi
25K
1:39:19
15.53 mi
Rank: #3218 (-118)
HALF β†’ 25K
15:59 | 6:36/mi
30K
2:00:31
18.64 mi
Rank: #3386 (-168)
25K β†’ 30K
21:12 | 6:50/mi
20M
2:09:58
20.00 mi
Rank: #3482 (-96)
30K β†’ 20M
9:27 | 6:58/mi
21M
2:17:31
21.00 mi
Rank: #3616 (-134)
20M β†’ 21M
7:33 | 7:33/mi
35K
2:22:41
21.75 mi
Rank: #3665 (-49)
21M β†’ 35K
5:10 | 6:55/mi
23M
2:31:43
23.00 mi
Rank: #3805 (-140)
35K β†’ 23M
9:02 | 7:14/mi
24M
2:38:46
24.00 mi
Rank: #3900 (-95)
23M β†’ 24M
7:03 | 7:03/mi
40K
2:44:59
24.85 mi
Rank: #3978 (-78)
24M β†’ 40K
6:13 | 7:17/mi
25.2M
2:47:43
25.20 mi
Rank: #4028 (-50)
40K β†’ 25.2M
2:44 | 7:56/mi
FINISH
2:54:56
26.22 mi
Rank: #4190 (-162)
25.2M β†’ FINISH
7:13 | 7:05/mi

Splits & Pacing

Detailed breakdown of your race performance at each timing point

Half Splits

1st HalfFaster
via HALF
Distance13.11 mi
Time1:23:20
Pace6:22 /mi
2nd Half
Distance13.11 mi
Time1:31:36
Pace7:00 /mi
πŸ“ŠPositive Split: 9.9% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:22:0919:116:1119:11
6:11
-
10K
6.21 mi10:41:4538:476:1519:36
6:19
+0:08
15K
9.32 mi11:01:3558:376:1819:50
6:24
+0:05
20K
12.43 mi11:21:551:18:576:2220:20
6:33
+0:09
HALF
13.11 mi11:26:181:23:206:224:23
6:26
-0:07
25K
15.53 mi11:42:171:39:196:2415:59
6:36
+0:10
30K
18.64 mi12:03:292:00:316:2821:12
6:50
+0:14
20M
20.00 mi12:12:562:09:586:309:27
6:58
+0:08
21M
21.00 mi12:20:292:17:316:337:33
7:33
+0:35
35K
21.75 mi12:25:392:22:416:345:10
6:55
-0:38
23M
23.00 mi12:34:412:31:436:369:02
7:14
+0:19
24M
24.00 mi12:41:442:38:466:377:03
7:03
-0:11
40K
24.85 mi12:47:572:44:596:396:13
7:17
+0:14
25.2M
25.20 mi12:50:412:47:436:402:44
7:56
+0:39
FINISH
26.22 mi12:57:542:54:566:417:13
7:05
-0:51

Checkpoint Splits Visualizations

Explore your race data through different visual perspectives. Scroll to discover each visualization.

πŸ“ˆPace 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

6:11 /mi

Average Pace

6:41 /mi

Slowest Pace

7:56 /mi

Loading chart...
Fastest
Middle
Slowest
Average

πŸ“ŠSegments

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

1:39:19

57% of race

Time at Steady Pace

50:05

29% of race

Time at Slower Pace

25:32

15% of race

Average Pace: 6:40 /mi

Loading chart...
Faster pace (< avg)
Steady pace (β‰ˆ 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 mi10:22:0919:116:1119:11
6:11
#1987
10K
6.21 mi10:41:4538:476:1519:36
6:19
#2387
15K
9.32 mi11:01:3558:376:1819:50
6:24
#2703
20K
12.43 mi11:21:551:18:576:2220:20
6:33
#3053
HALF
13.11 mi11:26:181:23:206:224:23
6:26
#3100
25K
15.53 mi11:42:171:39:196:2415:59
6:36
#3218
30K
18.64 mi12:03:292:00:316:2821:12
6:50
#3386
20M
20.00 mi12:12:562:09:586:309:27
6:58
#3482
21M
21.00 mi12:20:292:17:316:337:33
7:33
#3616
35K
21.75 mi12:25:392:22:416:345:10
6:55
#3665
23M
23.00 mi12:34:412:31:436:369:02
7:14
#3805
24M
24.00 mi12:41:442:38:466:377:03
7:03
#3900
40K
24.85 mi12:47:572:44:596:396:13
7:17
#3978
25.2M
25.20 mi12:50:412:47:436:402:44
7:56
#4028
FINISH
26.22 mi12:57:542:54:566:417:13
7:05
#4190
Faster pace
Steady pace
Slower pace

Rankings

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

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM18-39Seg. OverallSeg. MalesSeg. M18-39
5K3.11 mi3.11 mi1987191719173419(Top 12%)3267(Top 20%)3267(Top 57%)
10K6.21 mi3.10 mi2387-4002301-3842301-3842905(Top 10%)2791(Top 17%)2791(Top 49%)
15K9.32 mi3.11 mi2703-3162600-2992600-2993419(Top 12%)3267(Top 20%)3267(Top 57%)
20K12.43 mi3.11 mi3053-3502926-3262926-3264082(Top 14%)3861(Top 24%)3861(Top 67%)
HALF13.11 mi0.68 mi3100-472970-442970-443957(Top 14%)3755(Top 23%)3755(Top 66%)
25K15.53 mi2.42 mi3218-1183084-1143084-1144058(Top 14%)3809(Top 23%)3809(Top 67%)
30K18.64 mi3.11 mi3386-1683237-1533237-1534528(Top 16%)4147(Top 25%)4147(Top 72%)
20M20.00 mi1.36 mi3482-963322-853322-855214(Top 18%)4650(Top 28%)4650(Top 81%)
21M21.00 mi1.00 mi3616-1343434-1123434-1126765(Top 23%)5608(Top 34%)5608(Top 98%)
35K21.75 mi0.75 mi3665-493476-423476-426380(Top 22%)5401(Top 33%)5401(Top 94%)
23M23.00 mi1.25 mi3805-1403585-1093585-1096859(Top 24%)5655(Top 35%)5655(Top 99%)
24M24.00 mi1.00 mi3900-953656-713656-716779(Top 23%)5541(Top 34%)5541(Top 97%)
40K24.85 mi0.85 mi3978-783726-703726-707193(Top 25%)5699(Top 35%)5699(Top 100%)
25.2M25.20 mi0.35 mi4028-503768-423768-427780(Top 27%)5950(Top 36%)5950(Top 104%)
FINISH26.22 mi1.02 mi4190-1623893-1253893-1258154(Top 28%)6115(Top 37%)6115(Top 107%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 12%
Γ—21
+97ft-345ft

Overall

3419

Males

3267

M18-39

3267

5K→10K

3.1 - 6.2 mi

Top 10%
Γ—5
+79ft-138ft

Overall

2905

Males

2791

M18-39

2791

10K→15K

6.2 - 9.3 mi

Top 12%
Γ—3
+67ft-78ft

Overall

3419

Males

3267

M18-39

3267

15K→20K

9.3 - 12.4 mi

Top 14%
Γ—5
+106ft-86ft

Overall

4082

Males

3861

M18-39

3861

20K→HALF

12.4 - 13.1 mi

Top 14%
Γ—2
+19ft-37ft

Overall

3957

Males

3755

M18-39

3755

HALF→25K

13.1 - 15.5 mi

Top 14%
Γ—4
+66ft-88ft

Overall

4058

Males

3809

M18-39

3809

25K→30K

15.5 - 18.6 mi

Top 16%
Γ—9
+181ft-148ft

Overall

4528

Males

4147

M18-39

4147

30K→20M

18.6 - 20.0 mi

Top 18%
Γ—5
+64ft-50ft

Overall

5214

Males

4650

M18-39

4650

20M→21M

20.0 - 21.0 mi

Top 23%
Γ—8
+106ft-24ft

Overall

6765

Males

5608

M18-39

5608

21M→35K

21.0 - 21.8 mi

Top 22%
Γ—7
+17ft-86ft

Overall

6380

Males

5401

M18-39

5401

35K→23M

21.8 - 23.0 mi

Top 24%
Γ—5
+23ft-63ft

Overall

6859

Males

5655

M18-39

5655

23M→24M

23.0 - 24.0 mi

Top 23%
Γ—6
+12ft-82ft

Overall

6779

Males

5541

M18-39

5541

24M→40K

24.0 - 24.9 mi

Top 25%
Γ—1
+6ft-20ft

Overall

7193

Males

5699

M18-39

5699

40K→25.2M

24.9 - 25.2 mi

Top 27%
Γ—1
+13ft-16ft

Overall

7780

Males

5950

M18-39

5950

25.2M→FINISH

25.2 - 26.2 mi

Top 28%
Γ—2
+22ft-21ft

Overall

8154

Males

6115

M18-39

6115

Passing

Athletes you passed and who passed you throughout the race

Passing Analysis

Category:
Athletes Passed
300
Passed By
1964
Net Change
-2203
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start β†’ 5K----#1987
5K β†’ 10K16200-400#1987#2387
10K β†’ 15K14200-316#2387#2703
15K β†’ 20K19200-350#2703#3053
20K β†’ HALF350-47#3053#3100
HALF β†’ 25K34152-118#3100#3218
25K β†’ 30K56200-168#3218#3386
30K β†’ 20M31127-96#3386#3482
20M β†’ 21M13147-134#3482#3616
21M β†’ 35K1463-49#3616#3665
35K β†’ 23M31171-140#3665#3805
23M β†’ 24M21116-95#3805#3900
24M β†’ 40K26104-78#3900#3978
40K β†’ 25.2M858-50#3978#4028
25.2M β†’ FINISH14176-162#4028#4190
TOTALS3001964-2203
πŸ“Š

Passing Analysis Visualizations

Explore your passing analysis through 5 different visualizations. Scroll to discover each one.

Time:
Category:

πŸ“ˆPosition Graph

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🎨Heatmap Timeline

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πŸ”„Passing Circle

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🌊Position Flow

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πŸƒRace Lanes

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