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Public Race Data

Boston Athletic Association

Boston Athletic Association

Mika Timing

Mika Timing
BOSTON MARATHON 2026

Jefferson Souza

Bib: 9162 •M •Age: N/A

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0:00
0:00
/ mi
Masters
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Overall
#0 / 29021
Top 14%
Gender (Male)
#0 / 16340
Top 23%
Masters (Masters Men)
#0 / 10617
Top 9%
Age Group (M40-44)
#0 / 2198
Top 25%
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
20:32
3.11 mi
Rank: #5058
Start → 5K
20:32 | 6:37/mi
10K
41:11
6.21 mi
Rank: #5209 (-151)
5K → 10K
20:39 | 6:39/mi
15K
1:01:56
9.32 mi
Rank: #5309 (-100)
10K → 15K
20:45 | 6:41/mi
20K
1:22:52
12.43 mi
Rank: #5339 (-30)
15K → 20K
20:56 | 6:45/mi
HALF
1:27:28
13.11 mi
Rank: #5401 (-62)
20K → HALF
4:36 | 6:45/mi
25K
1:43:40
15.53 mi
Rank: #5247 (+154)
HALF → 25K
16:12 | 6:41/mi
30K
2:05:02
18.64 mi
Rank: #5136 (+111)
25K → 30K
21:22 | 6:53/mi
20M
2:14:21
20.00 mi
Rank: #5072 (+64)
30K → 20M
9:19 | 6:52/mi
21M
2:21:21
21.00 mi
Rank: #4950 (+122)
20M → 21M
7:00 | 7:00/mi
35K
2:26:06
21.75 mi
Rank: #4826 (+124)
21M → 35K
4:45 | 6:21/mi
23M
2:34:07
23.00 mi
Rank: #4571 (+255)
35K → 23M
8:01 | 6:25/mi
24M
2:40:27
24.00 mi
Rank: #4409 (+162)
23M → 24M
6:20 | 6:20/mi
40K
2:45:56
24.85 mi
Rank: #4266 (+143)
24M → 40K
5:29 | 6:25/mi
25.2M
2:48:11
25.20 mi
Rank: #4170 (+96)
40K → 25.2M
2:15 | 6:32/mi
FINISH
2:54:20
26.22 mi
Rank: #3994 (+176)
25.2M → FINISH
6:09 | 6:03/mi

Splits & Pacing

Detailed breakdown of your race performance at each timing point

Half Splits

1st Half⚖️ Balanced
via HALF
Distance13.11 mi
Time1:27:28
Pace6:41 /mi
2nd Half⚖️ Balanced
Distance13.11 mi
Time1:26:52
Pace6:38 /mi
📊Even Split: Consistent pacing between halves

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:36:0620:326:3720:32
6:37
-
10K
6.21 mi10:56:4541:116:3820:39
6:39
+0:02
15K
9.32 mi11:17:301:01:566:3920:45
6:41
+0:02
20K
12.43 mi11:38:261:22:526:4120:56
6:45
+0:04
HALF
13.11 mi11:43:021:27:286:414:36
6:45
0:00
25K
15.53 mi11:59:141:43:406:4116:12
6:41
-0:04
30K
18.64 mi12:20:362:05:026:4321:22
6:53
+0:12
20M
20.00 mi12:29:552:14:216:449:19
6:52
-0:01
21M
21.00 mi12:36:552:21:216:447:00
7:00
+0:08
35K
21.75 mi12:41:402:26:066:444:45
6:21
-0:39
23M
23.00 mi12:49:412:34:076:438:01
6:25
+0:04
24M
24.00 mi12:56:012:40:276:426:20
6:20
-0:05
40K
24.85 mi13:01:302:45:566:415:29
6:25
+0:05
25.2M
25.20 mi13:03:452:48:116:412:15
6:32
+0:07
FINISH
26.22 mi13:09:542:54:206:406:09
6:03
-0:29

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

6:03 /mi

Average Pace

6:39 /mi

Slowest Pace

7:00 /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

1:14:10

43% of race

Time at Steady Pace

1:40:10

57% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 6:39 /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 mi10:36:0620:326:3720:32
6:37
#5058
10K
6.21 mi10:56:4541:116:3820:39
6:39
#5209
15K
9.32 mi11:17:301:01:566:3920:45
6:41
#5309
20K
12.43 mi11:38:261:22:526:4120:56
6:45
#5339
HALF
13.11 mi11:43:021:27:286:414:36
6:45
#5401
25K
15.53 mi11:59:141:43:406:4116:12
6:41
#5247
30K
18.64 mi12:20:362:05:026:4321:22
6:53
#5136
20M
20.00 mi12:29:552:14:216:449:19
6:52
#5072
21M
21.00 mi12:36:552:21:216:447:00
7:00
#4950
35K
21.75 mi12:41:402:26:066:444:45
6:21
#4826
23M
23.00 mi12:49:412:34:076:438:01
6:25
#4571
24M
24.00 mi12:56:012:40:276:426:20
6:20
#4409
40K
24.85 mi13:01:302:45:566:415:29
6:25
#4266
25.2M
25.20 mi13:03:452:48:116:412:15
6:32
#4170
FINISH
26.22 mi13:09:542:54:206:406:09
6:03
#3994
Faster pace
Steady pace
Slower pace

Rankings

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

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM40-44Seg. OverallSeg. MalesSeg. M40-44
5K3.11 mi3.11 mi5058471647165627(Top 19%)5156(Top 32%)5156(Top 235%)
10K6.21 mi3.10 mi5209-1514846-1304846-1305421(Top 19%)5003(Top 31%)5003(Top 228%)
15K9.32 mi3.11 mi5309-1004925-794925-795627(Top 19%)5156(Top 32%)5156(Top 235%)
20K12.43 mi3.11 mi5339-304944-194944-195528(Top 19%)5047(Top 31%)5047(Top 230%)
HALF13.11 mi0.68 mi5401-624990-464990-466518(Top 22%)5798(Top 35%)5798(Top 264%)
25K15.53 mi2.42 mi5247+1544862+1284862+1284703(Top 16%)4359(Top 27%)4359(Top 198%)
30K18.64 mi3.11 mi5136+1114752+1104752+1104951(Top 17%)4480(Top 27%)4480(Top 204%)
20M20.00 mi1.36 mi5072+644693+594693+594533(Top 16%)4105(Top 25%)4105(Top 187%)
21M21.00 mi1.00 mi4950+1224581+1124581+1123459(Top 12%)3175(Top 19%)3175(Top 144%)
35K21.75 mi0.75 mi4826+1244470+1114470+1112761(Top 10%)2591(Top 16%)2591(Top 118%)
23M23.00 mi1.25 mi4571+2554241+2294241+2292006(Top 7%)1901(Top 12%)1901(Top 86%)
24M24.00 mi1.00 mi4409+1624090+1514090+1512362(Top 8%)2205(Top 13%)2205(Top 100%)
40K24.85 mi0.85 mi4266+1433958+1323958+1322199(Top 8%)2050(Top 13%)2050(Top 93%)
25.2M25.20 mi0.35 mi4170+963885+733885+73999(Top 3%)956(Top 6%)956(Top 43%)
FINISH26.22 mi1.02 mi3994+1763725+1603725+1601788(Top 6%)1669(Top 10%)1669(Top 76%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 19%
×21
+97ft-345ft

Overall

5627

Males

5156

M40-44

5156

5K→10K

3.1 - 6.2 mi

Top 19%
×5
+79ft-138ft

Overall

5421

Males

5003

M40-44

5003

10K→15K

6.2 - 9.3 mi

Top 19%
×3
+67ft-78ft

Overall

5627

Males

5156

M40-44

5156

15K→20K

9.3 - 12.4 mi

Top 19%
×5
+106ft-86ft

Overall

5528

Males

5047

M40-44

5047

20K→HALF

12.4 - 13.1 mi

Top 22%
×2
+19ft-37ft

Overall

6518

Males

5798

M40-44

5798

HALF→25K

13.1 - 15.5 mi

Top 16%
×4
+66ft-88ft

Overall

4703

Males

4359

M40-44

4359

25K→30K

15.5 - 18.6 mi

Top 17%
×9
+181ft-148ft

Overall

4951

Males

4480

M40-44

4480

30K→20M

18.6 - 20.0 mi

Top 16%
×5
+64ft-50ft

Overall

4533

Males

4105

M40-44

4105

20M→21M

20.0 - 21.0 mi

Top 12%
×8
+106ft-24ft

Overall

3459

Males

3175

M40-44

3175

21M→35K

21.0 - 21.8 mi

Top 10%
×7
+17ft-86ft

Overall

2761

Males

2591

M40-44

2591

35K→23M

21.8 - 23.0 mi

Top 7%
×5
+23ft-63ft

Overall

2006

Males

1901

M40-44

1901

23M→24M

23.0 - 24.0 mi

Top 8%
×6
+12ft-82ft

Overall

2362

Males

2205

M40-44

2205

24M→40K

24.0 - 24.9 mi

Top 8%
×1
+6ft-20ft

Overall

2199

Males

2050

M40-44

2050

40K→25.2M

24.9 - 25.2 mi

Top 3%
×1
+13ft-16ft

Overall

999

Males

956

M40-44

956

25.2M→FINISH

25.2 - 26.2 mi

Top 6%
×2
+22ft-21ft

Overall

1788

Males

1669

M40-44

1669

Passing

Athletes you passed and who passed you throughout the race

Passing Analysis

Category:
Athletes Passed
1858*
Passed By
731
Net Change
+1064
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#5058
5K → 10K112200-151#5058#5209
10K → 15K84184-100#5209#5309
15K → 20K96126-30#5309#5339
20K → HALF870-62#5339#5401
HALF → 25K17521+154#5401#5247
25K → 30K18574+111#5247#5136
30K → 20M9834+64#5136#5072
20M → 21M13210+122#5072#4950
21M → 35K1284+124#4950#4826
35K → 23M255*0+255#4826#4571
23M → 24M1653+162#4571#4409
24M → 40K1463+143#4409#4266
40K → 25.2M960+96#4266#4170
25.2M → FINISH1782+176#4170#3994
TOTALS1858*731+1064

* 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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