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Public Race Data

Boston Athletic Association

Boston Athletic Association

Mika Timing

Mika Timing
BOSTON MARATHON 2026

Joao De Oliveira Nascimento

Bib: 11078 •M •Age: N/A

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0:00
0:00
/ mi
Masters
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Overall
#0 / 29021
Gender (Male)
#0 / 16340
Masters (Masters Men)
#0 / 10617
Age Group (M45-49)
#0 / 2413
Race Day Weather
51°/41°F
overcast clouds
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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
25:37
3.11 mi
Rank: #18498
Start → 5K
25:37 | 8:15/mi
10K
50:36
6.21 mi
Rank: #18033 (+465)
5K → 10K
24:59 | 8:03/mi
15K
1:16:09
9.32 mi
Rank: #18205 (-172)
10K → 15K
25:33 | 8:14/mi
20K
1:42:18
12.43 mi
Rank: #18351 (-146)
15K → 20K
26:09 | 8:26/mi
HALF
1:47:49
13.11 mi
Rank: #18311 (+40)
20K → HALF
5:31 | 8:06/mi
25K
2:10:05
15.53 mi
Rank: #18995 (-684)
HALF → 25K
22:16 | 9:11/mi
30K
2:36:44
18.64 mi
Rank: #18662 (+333)
25K → 30K
26:39 | 8:35/mi
20M
2:48:10
20.00 mi
Rank: #18439 (+223)
30K → 20M
11:26 | 8:26/mi
21M
2:57:08
21.00 mi
Rank: #18279 (+160)
20M → 21M
8:58 | 8:58/mi
35K
3:03:05
21.75 mi
Rank: #18136 (+143)
21M → 35K
5:57 | 7:58/mi
23M
3:13:29
23.00 mi
Rank: #17905 (+231)
35K → 23M
10:24 | 8:19/mi
24M
3:21:38
24.00 mi
Rank: #17772 (+133)
23M → 24M
8:09 | 8:09/mi
40K
3:28:33
24.85 mi
Rank: #17570 (+202)
24M → 40K
6:55 | 8:06/mi
25.2M
3:31:29
25.20 mi
Rank: #17470 (+100)
40K → 25.2M
2:56 | 8:31/mi
FINISH
3:38:57
26.22 mi
Rank: #17209 (+261)
25.2M → FINISH
7:28 | 7:20/mi

Splits & Pacing

Detailed breakdown of your race performance at each timing point

Half Splits

1st HalfFaster
via HALF
Distance13.11 mi
Time1:47:49
Pace8:14 /mi
2nd Half
Distance13.11 mi
Time1:51:08
Pace8:29 /mi
📊Positive Split: 3.1% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:57:1425:378:1525:37
8:15
-
10K
6.21 mi11:22:1350:368:0924:59
8:03
-0:12
15K
9.32 mi11:47:461:16:098:1125:33
8:14
+0:11
20K
12.43 mi12:13:551:42:188:1426:09
8:26
+0:12
HALF
13.11 mi12:19:261:47:498:145:31
8:06
-0:20
25K
15.53 mi12:41:422:10:058:2322:16
9:11
+1:05
30K
18.64 mi13:08:212:36:448:2526:39
8:35
-0:36
20M
20.00 mi13:19:472:48:108:2511:26
8:26
-0:09
21M
21.00 mi13:28:452:57:088:278:58
8:58
+0:32
35K
21.75 mi13:34:423:03:058:265:57
7:58
-1:00
23M
23.00 mi13:45:063:13:298:2510:24
8:19
+0:21
24M
24.00 mi13:53:153:21:388:258:09
8:09
-0:10
40K
24.85 mi14:00:103:28:338:246:55
8:06
-0:03
25.2M
25.20 mi14:03:063:31:298:242:56
8:31
+0:25
FINISH
26.22 mi14:10:343:38:578:227:28
7:20
-1:11

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

7:20 /mi

Average Pace

8:21 /mi

Slowest Pace

9:11 /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

13:25

6% of race

Time at Steady Pace

2:24:43

66% of race

Time at Slower Pace

1:00:49

28% 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 mi10:57:1425:378:1525:37
8:15
#18498
10K
6.21 mi11:22:1350:368:0924:59
8:03
#18033
15K
9.32 mi11:47:461:16:098:1125:33
8:14
#18205
20K
12.43 mi12:13:551:42:188:1426:09
8:26
#18351
HALF
13.11 mi12:19:261:47:498:145:31
8:06
#18311
25K
15.53 mi12:41:422:10:058:2322:16
9:11
#18995
30K
18.64 mi13:08:212:36:448:2526:39
8:35
#18662
20M
20.00 mi13:19:472:48:108:2511:26
8:26
#18439
21M
21.00 mi13:28:452:57:088:278:58
8:58
#18279
35K
21.75 mi13:34:423:03:058:265:57
7:58
#18136
23M
23.00 mi13:45:063:13:298:2510:24
8:19
#17905
24M
24.00 mi13:53:153:21:388:258:09
8:09
#17772
40K
24.85 mi14:00:103:28:338:246:55
8:06
#17570
25.2M
25.20 mi14:03:063:31:298:242:56
8:31
#17470
FINISH
26.22 mi14:10:343:38:578:227:28
7:20
#17209
Faster pace
Steady pace
Slower pace

Rankings

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

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM45-49Seg. OverallSeg. MalesSeg. M45-49
5K3.11 mi3.11 mi18498116261162618480(Top 64%)11649(Top 71%)11649(Top 483%)
10K6.21 mi3.10 mi18033+46511441+18511441+18517548(Top 60%)11240(Top 69%)11240(Top 466%)
15K9.32 mi3.11 mi18205-17211528-8711528-8718480(Top 64%)11649(Top 71%)11649(Top 483%)
20K12.43 mi3.11 mi18351-14611594-6611594-6618815(Top 65%)11761(Top 72%)11761(Top 487%)
HALF13.11 mi0.68 mi18311+4011566+2811566+2817681(Top 61%)11299(Top 69%)11299(Top 468%)
25K15.53 mi2.42 mi18995-68411842-27611842-27621944(Top 76%)13199(Top 81%)13199(Top 547%)
30K18.64 mi3.11 mi18662+33311671+17111671+17117347(Top 60%)10971(Top 67%)10971(Top 455%)
20M20.00 mi1.36 mi18439+22311554+11711554+11715692(Top 54%)10172(Top 62%)10172(Top 422%)
21M21.00 mi1.00 mi18279+16011464+9011464+9015939(Top 55%)10234(Top 63%)10234(Top 424%)
35K21.75 mi0.75 mi18136+14311392+7211392+7214149(Top 49%)9397(Top 58%)9397(Top 389%)
23M23.00 mi1.25 mi17905+23111262+13011262+13014525(Top 50%)9476(Top 58%)9476(Top 393%)
24M24.00 mi1.00 mi17772+13311192+7011192+7014741(Top 51%)9500(Top 58%)9500(Top 394%)
40K24.85 mi0.85 mi17570+20211093+9911093+9913082(Top 45%)8673(Top 53%)8673(Top 359%)
25.2M25.20 mi0.35 mi17470+10011036+5711036+5711665(Top 40%)7960(Top 49%)7960(Top 330%)
FINISH26.22 mi1.02 mi17209+26110903+13310903+13310084(Top 35%)7174(Top 44%)7174(Top 297%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 64%
×21
+97ft-345ft

Overall

18480

Males

11649

M45-49

11649

5K→10K

3.1 - 6.2 mi

Top 60%
×5
+79ft-138ft

Overall

17548

Males

11240

M45-49

11240

10K→15K

6.2 - 9.3 mi

Top 64%
×3
+67ft-78ft

Overall

18480

Males

11649

M45-49

11649

15K→20K

9.3 - 12.4 mi

Top 65%
×5
+106ft-86ft

Overall

18815

Males

11761

M45-49

11761

20K→HALF

12.4 - 13.1 mi

Top 61%
×2
+19ft-37ft

Overall

17681

Males

11299

M45-49

11299

HALF→25K

13.1 - 15.5 mi

Top 76%
×4
+66ft-88ft

Overall

21944

Males

13199

M45-49

13199

25K→30K

15.5 - 18.6 mi

Top 60%
×9
+181ft-148ft

Overall

17347

Males

10971

M45-49

10971

30K→20M

18.6 - 20.0 mi

Top 54%
×5
+64ft-50ft

Overall

15692

Males

10172

M45-49

10172

20M→21M

20.0 - 21.0 mi

Top 55%
×8
+106ft-24ft

Overall

15939

Males

10234

M45-49

10234

21M→35K

21.0 - 21.8 mi

Top 49%
×7
+17ft-86ft

Overall

14149

Males

9397

M45-49

9397

35K→23M

21.8 - 23.0 mi

Top 50%
×5
+23ft-63ft

Overall

14525

Males

9476

M45-49

9476

23M→24M

23.0 - 24.0 mi

Top 51%
×6
+12ft-82ft

Overall

14741

Males

9500

M45-49

9500

24M→40K

24.0 - 24.9 mi

Top 45%
×1
+6ft-20ft

Overall

13082

Males

8673

M45-49

8673

40K→25.2M

24.9 - 25.2 mi

Top 40%
×1
+13ft-16ft

Overall

11665

Males

7960

M45-49

7960

25.2M→FINISH

25.2 - 26.2 mi

Top 35%
×2
+22ft-21ft

Overall

10084

Males

7174

M45-49

7174

Passing

Athletes you passed and who passed you throughout the race

Passing Analysis

Category:
Athletes Passed
2784*
Passed By
830
Net Change
+1289
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#18498
5K → 10K584*119+465#18498#18033
10K → 15K123200-172#18033#18205
15K → 20K118200-146#18205#18351
20K → HALF5414+40#18351#18311
HALF → 25K22200-684#18311#18995
25K → 30K374*41+333#18995#18662
30K → 20M231*8+223#18662#18439
20M → 21M17414+160#18439#18279
21M → 35K1463+143#18279#18136
35K → 23M239*8+231#18136#17905
23M → 24M14815+133#17905#17772
24M → 40K207*5+202#17772#17570
40K → 25.2M1022+100#17570#17470
25.2M → FINISH262*1+261#17470#17209
TOTALS2784*830+1289

* 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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