Public Race Data

Boston Athletic Association

Boston Athletic Association

Mika Timing

Mika Timing

Ibai Etxeandia Lejarcegui

Bib: 4543 β€’M β€’Age: N/A

Boston Marathon logo
0:00
0:00
/ mi
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Overall
#0 / 29021
Top 6%
Gender (Male)
#0 / 16340
Top 10%
Age Group (M18-39)
#0 / 5723
Top 24%
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
18:33
3.11 mi
Rank: #1057
Start β†’ 5K
18:33 | 5:59/mi
10K
36:52
6.21 mi
Rank: #1011 (+46)
5K β†’ 10K
18:19 | 5:54/mi
15K
55:23
9.32 mi
Rank: #1048 (-37)
10K β†’ 15K
18:31 | 5:58/mi
20K
1:13:55
12.43 mi
Rank: #1032 (+16)
15K β†’ 20K
18:32 | 5:58/mi
HALF
1:18:00
13.11 mi
Rank: #1051 (-19)
20K β†’ HALF
4:05 | 6:00/mi
25K
1:32:38
15.53 mi
Rank: #1052 (-1)
HALF β†’ 25K
14:38 | 6:03/mi
30K
1:52:30
18.64 mi
Rank: #1205 (-153)
25K β†’ 30K
19:52 | 6:24/mi
20M
2:01:25
20.00 mi
Rank: #1293 (-88)
30K β†’ 20M
8:55 | 6:34/mi
21M
2:08:45
21.00 mi
Rank: #1424 (-131)
20M β†’ 21M
7:20 | 7:20/mi
35K
2:13:34
21.75 mi
Rank: #1461 (-37)
21M β†’ 35K
4:49 | 6:27/mi
23M
2:21:38
23.00 mi
Rank: #1469 (-8)
35K β†’ 23M
8:04 | 6:27/mi
24M
2:28:09
24.00 mi
Rank: #1506 (-37)
23M β†’ 24M
6:31 | 6:31/mi
40K
2:34:04
24.85 mi
Rank: #1571 (-65)
24M β†’ 40K
5:55 | 6:56/mi
25.2M
2:36:40
25.20 mi
Rank: #1594 (-23)
40K β†’ 25.2M
2:36 | 7:33/mi
FINISH
2:43:18
26.22 mi
Rank: #1660 (-66)
25.2M β†’ FINISH
6:38 | 6:31/mi

Splits & Pacing

Detailed breakdown of your race performance at each timing point

Half Splits

1st HalfFaster
via HALF
Distance13.11 mi
Time1:18:00
Pace5:58 /mi
2nd Half
Distance13.11 mi
Time1:25:18
Pace6:31 /mi
πŸ“ŠPositive Split: 9.4% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:19:4618:335:5918:33
5:59
-
10K
6.21 mi10:38:0536:525:5618:19
5:54
-0:05
15K
9.32 mi10:56:3655:235:5718:31
5:58
+0:04
20K
12.43 mi11:15:081:13:555:5718:32
5:58
0:00
HALF
13.11 mi11:19:131:18:005:584:05
6:00
+0:02
25K
15.53 mi11:33:511:32:385:5814:38
6:03
+0:03
30K
18.64 mi11:53:431:52:306:0319:52
6:24
+0:21
20M
20.00 mi12:02:382:01:256:058:55
6:34
+0:10
21M
21.00 mi12:09:582:08:456:087:20
7:20
+0:46
35K
21.75 mi12:14:472:13:346:094:49
6:27
-0:53
23M
23.00 mi12:22:512:21:386:108:04
6:27
0:00
24M
24.00 mi12:29:222:28:096:116:31
6:31
+0:04
40K
24.85 mi12:35:172:34:046:125:55
6:56
+0:25
25.2M
25.20 mi12:37:532:36:406:142:36
7:33
+0:37
FINISH
26.22 mi12:44:312:43:186:146:38
6:31
-1:02

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

5:54 /mi

Average Pace

6:14 /mi

Slowest Pace

7:33 /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

1:32:38

57% of race

Time at Steady Pace

54:49

34% of race

Time at Slower Pace

15:51

10% of race

Average Pace: 6:14 /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 mi10:19:4618:335:5918:33
5:59
#1057
10K
6.21 mi10:38:0536:525:5618:19
5:54
#1011
15K
9.32 mi10:56:3655:235:5718:31
5:58
#1048
20K
12.43 mi11:15:081:13:555:5718:32
5:58
#1032
HALF
13.11 mi11:19:131:18:005:584:05
6:00
#1051
25K
15.53 mi11:33:511:32:385:5814:38
6:03
#1052
30K
18.64 mi11:53:431:52:306:0319:52
6:24
#1205
20M
20.00 mi12:02:382:01:256:058:55
6:34
#1293
21M
21.00 mi12:09:582:08:456:087:20
7:20
#1424
35K
21.75 mi12:14:472:13:346:094:49
6:27
#1461
23M
23.00 mi12:22:512:21:386:108:04
6:27
#1469
24M
24.00 mi12:29:222:28:096:116:31
6:31
#1506
40K
24.85 mi12:35:172:34:046:125:55
6:56
#1571
25.2M
25.20 mi12:37:532:36:406:142:36
7:33
#1594
FINISH
26.22 mi12:44:312:43:186:146:38
6:31
#1660
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 mi1057100510051180(Top 4%)1135(Top 7%)1135(Top 20%)
10K6.21 mi3.10 mi1011+46967+38967+38978(Top 3%)938(Top 6%)938(Top 16%)
15K9.32 mi3.11 mi1048-371003-361003-361180(Top 4%)1135(Top 7%)1135(Top 20%)
20K12.43 mi3.11 mi1032+16990+13990+131032(Top 4%)994(Top 6%)994(Top 17%)
HALF13.11 mi0.68 mi1051-191009-191009-191435(Top 5%)1385(Top 8%)1385(Top 24%)
25K15.53 mi2.42 mi1052-11010-11010-11214(Top 4%)1168(Top 7%)1168(Top 20%)
30K18.64 mi3.11 mi1205-1531159-1491159-1492067(Top 7%)1983(Top 12%)1983(Top 35%)
20M20.00 mi1.36 mi1293-881247-881247-882725(Top 9%)2570(Top 16%)2570(Top 45%)
21M21.00 mi1.00 mi1424-1311373-1261373-1265417(Top 19%)4707(Top 29%)4707(Top 82%)
35K21.75 mi0.75 mi1461-371407-341407-343164(Top 11%)2939(Top 18%)2939(Top 51%)
23M23.00 mi1.25 mi1469-81415-81415-82149(Top 7%)2028(Top 12%)2028(Top 35%)
24M24.00 mi1.00 mi1506-371450-351450-353204(Top 11%)2910(Top 18%)2910(Top 51%)
40K24.85 mi0.85 mi1571-651513-631513-634932(Top 17%)4223(Top 26%)4223(Top 74%)
25.2M25.20 mi0.35 mi1594-231536-231536-235335(Top 18%)4440(Top 27%)4440(Top 78%)
FINISH26.22 mi1.02 mi1660-661596-601596-604144(Top 14%)3565(Top 22%)3565(Top 62%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 4%
Γ—21
+97ft-345ft

Overall

1180

Males

1135

M18-39

1135

5K→10K

3.1 - 6.2 mi

Top 3%
Γ—5
+79ft-138ft

Overall

978

Males

938

M18-39

938

10K→15K

6.2 - 9.3 mi

Top 4%
Γ—3
+67ft-78ft

Overall

1180

Males

1135

M18-39

1135

15K→20K

9.3 - 12.4 mi

Top 4%
Γ—5
+106ft-86ft

Overall

1032

Males

994

M18-39

994

20K→HALF

12.4 - 13.1 mi

Top 5%
Γ—2
+19ft-37ft

Overall

1435

Males

1385

M18-39

1385

HALF→25K

13.1 - 15.5 mi

Top 4%
Γ—4
+66ft-88ft

Overall

1214

Males

1168

M18-39

1168

25K→30K

15.5 - 18.6 mi

Top 7%
Γ—9
+181ft-148ft

Overall

2067

Males

1983

M18-39

1983

30K→20M

18.6 - 20.0 mi

Top 9%
Γ—5
+64ft-50ft

Overall

2725

Males

2570

M18-39

2570

20M→21M

20.0 - 21.0 mi

Top 19%
Γ—8
+106ft-24ft

Overall

5417

Males

4707

M18-39

4707

21M→35K

21.0 - 21.8 mi

Top 11%
Γ—7
+17ft-86ft

Overall

3164

Males

2939

M18-39

2939

35K→23M

21.8 - 23.0 mi

Top 7%
Γ—5
+23ft-63ft

Overall

2149

Males

2028

M18-39

2028

23M→24M

23.0 - 24.0 mi

Top 11%
Γ—6
+12ft-82ft

Overall

3204

Males

2910

M18-39

2910

24M→40K

24.0 - 24.9 mi

Top 17%
Γ—1
+6ft-20ft

Overall

4932

Males

4223

M18-39

4223

40K→25.2M

24.9 - 25.2 mi

Top 18%
Γ—1
+13ft-16ft

Overall

5335

Males

4440

M18-39

4440

25.2M→FINISH

25.2 - 26.2 mi

Top 14%
Γ—2
+22ft-21ft

Overall

4144

Males

3565

M18-39

3565

Passing

Athletes you passed and who passed you throughout the race

Passing Analysis

Category:
Athletes Passed
285
Passed By
888
Net Change
-603
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start β†’ 5K----#1057
5K β†’ 10K8539+46#1057#1011
10K β†’ 15K2057-37#1011#1048
15K β†’ 20K4428+16#1048#1032
20K β†’ HALF625-19#1032#1051
HALF β†’ 25K3132-1#1051#1052
25K β†’ 30K18171-153#1052#1205
30K β†’ 20M290-88#1205#1293
20M β†’ 21M2133-131#1293#1424
21M β†’ 35K1148-37#1424#1461
35K β†’ 23M2735-8#1461#1469
23M β†’ 24M1047-37#1469#1506
24M β†’ 40K1176-65#1506#1571
40K β†’ 25.2M427-23#1571#1594
25.2M β†’ FINISH1480-66#1594#1660
TOTALS285888-603
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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