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Public Race Data

Boston Athletic Association

Boston Athletic Association

Mika Timing

Mika Timing
BOSTON MARATHON 2026

Nathan Donaleski

Bib: 5618 •M •Age: N/A

NY

Boston Marathon logo
0:00
0:00
/ mi
Masters
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Overall
#0 / 29021
Top 28%
Gender (Male)
#0 / 16340
Top 41%
Masters (Masters Men)
#0 / 10617
Top 28%
Age Group (M45-49)
#0 / 2413
Top 42%
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
21:43
3.11 mi
Rank: #8455
Start → 5K
21:43 | 7:00/mi
10K
43:26
6.21 mi
Rank: #8508 (-53)
5K → 10K
21:43 | 7:00/mi
15K
1:05:09
9.32 mi
Rank: #8501 (+7)
10K → 15K
21:43 | 7:00/mi
20K
1:27:24
12.43 mi
Rank: #8598 (-97)
15K → 20K
22:15 | 7:10/mi
HALF
1:32:08
13.11 mi
Rank: #8578 (+20)
20K → HALF
4:44 | 6:57/mi
25K
1:49:24
15.53 mi
Rank: #8478 (+100)
HALF → 25K
17:16 | 7:08/mi
30K
2:12:03
18.64 mi
Rank: #8310 (+168)
25K → 30K
22:39 | 7:18/mi
20M
2:22:20
20.00 mi
Rank: #8343 (-33)
30K → 20M
10:17 | 7:35/mi
21M
2:30:19
21.00 mi
Rank: #8375 (-32)
20M → 21M
7:59 | 7:59/mi
35K
2:35:44
21.75 mi
Rank: #8369 (+6)
21M → 35K
5:25 | 7:15/mi
23M
2:45:07
23.00 mi
Rank: #8342 (+27)
35K → 23M
9:23 | 7:30/mi
24M
2:52:16
24.00 mi
Rank: #8255 (+87)
23M → 24M
7:09 | 7:09/mi
40K
2:58:30
24.85 mi
Rank: #8210 (+45)
24M → 40K
6:14 | 7:18/mi
25.2M
3:01:12
25.20 mi
Rank: #8173 (+37)
40K → 25.2M
2:42 | 7:50/mi
FINISH
3:08:19
26.22 mi
Rank: #8108 (+65)
25.2M → FINISH
7:07 | 7:00/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
Time1:32:08
Pace7:02 /mi
2nd Half
Distance13.11 mi
Time1:36:11
Pace7:21 /mi
📊Positive Split: 4.4% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:25:2421:437:0021:43
7:00
-
10K
6.21 mi10:47:0743:267:0021:43
7:00
0:00
15K
9.32 mi11:08:501:05:097:0021:43
7:00
0:00
20K
12.43 mi11:31:051:27:247:0222:15
7:10
+0:10
HALF
13.11 mi11:35:491:32:087:024:44
6:57
-0:13
25K
15.53 mi11:53:051:49:247:0317:16
7:08
+0:11
30K
18.64 mi12:15:442:12:037:0622:39
7:18
+0:10
20M
20.00 mi12:26:012:22:207:0810:17
7:35
+0:17
21M
21.00 mi12:34:002:30:197:107:59
7:59
+0:24
35K
21.75 mi12:39:252:35:447:105:25
7:15
-0:44
23M
23.00 mi12:48:482:45:077:119:23
7:30
+0:15
24M
24.00 mi12:55:572:52:167:117:09
7:09
-0:21
40K
24.85 mi13:02:112:58:307:116:14
7:18
+0:09
25.2M
25.20 mi13:04:533:01:127:122:42
7:50
+0:32
FINISH
26.22 mi13:12:003:08:197:127:07
7:00
-0:50

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

6:57 /mi

Average Pace

7:11 /mi

Slowest Pace

7:59 /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

2:57:38

94% of race

Time at Steady Pace

10:41

6% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 7:11 /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 mi10:25:2421:437:0021:43
7:00
#8455
10K
6.21 mi10:47:0743:267:0021:43
7:00
#8508
15K
9.32 mi11:08:501:05:097:0021:43
7:00
#8501
20K
12.43 mi11:31:051:27:247:0222:15
7:10
#8598
HALF
13.11 mi11:35:491:32:087:024:44
6:57
#8578
25K
15.53 mi11:53:051:49:247:0317:16
7:08
#8478
30K
18.64 mi12:15:442:12:037:0622:39
7:18
#8310
20M
20.00 mi12:26:012:22:207:0810:17
7:35
#8343
21M
21.00 mi12:34:002:30:197:107:59
7:59
#8375
35K
21.75 mi12:39:252:35:447:105:25
7:15
#8369
23M
23.00 mi12:48:482:45:077:119:23
7:30
#8342
24M
24.00 mi12:55:572:52:167:117:09
7:09
#8255
40K
24.85 mi13:02:112:58:307:116:14
7:18
#8210
25.2M
25.20 mi13:04:533:01:127:122:42
7:50
#8173
FINISH
26.22 mi13:12:003:08:197:127:07
7:00
#8108
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 mi8455720472048510(Top 29%)7183(Top 44%)7183(Top 298%)
10K6.21 mi3.10 mi8508-537214-107214-108594(Top 30%)7260(Top 44%)7260(Top 301%)
15K9.32 mi3.11 mi8501+77200+147200+148510(Top 29%)7183(Top 44%)7183(Top 298%)
20K12.43 mi3.11 mi8598-977244-447244-449027(Top 31%)7427(Top 45%)7427(Top 308%)
HALF13.11 mi0.68 mi8578+207224+207224+208220(Top 28%)6997(Top 43%)6997(Top 290%)
25K15.53 mi2.42 mi8478+1007153+717153+718257(Top 28%)6898(Top 42%)6898(Top 286%)
30K18.64 mi3.11 mi8310+1687011+1427011+1428005(Top 28%)6615(Top 40%)6615(Top 274%)
20M20.00 mi1.36 mi8343-33701170119560(Top 33%)7347(Top 45%)7347(Top 304%)
21M21.00 mi1.00 mi8375-327003+87003+89739(Top 34%)7325(Top 45%)7325(Top 304%)
35K21.75 mi0.75 mi8369+66982+216982+218811(Top 30%)6857(Top 42%)6857(Top 284%)
23M23.00 mi1.25 mi8342+276933+496933+498831(Top 30%)6775(Top 41%)6775(Top 281%)
24M24.00 mi1.00 mi8255+876858+756858+757504(Top 26%)5976(Top 37%)5976(Top 248%)
40K24.85 mi0.85 mi8210+456805+536805+537345(Top 25%)5802(Top 36%)5802(Top 240%)
25.2M25.20 mi0.35 mi8173+376767+386767+387239(Top 25%)5685(Top 35%)5685(Top 236%)
FINISH26.22 mi1.02 mi8108+656705+626705+627408(Top 26%)5723(Top 35%)5723(Top 237%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 29%
×21
+97ft-345ft

Overall

8510

Males

7183

M45-49

7183

5K→10K

3.1 - 6.2 mi

Top 30%
×5
+79ft-138ft

Overall

8594

Males

7260

M45-49

7260

10K→15K

6.2 - 9.3 mi

Top 29%
×3
+67ft-78ft

Overall

8510

Males

7183

M45-49

7183

15K→20K

9.3 - 12.4 mi

Top 31%
×5
+106ft-86ft

Overall

9027

Males

7427

M45-49

7427

20K→HALF

12.4 - 13.1 mi

Top 28%
×2
+19ft-37ft

Overall

8220

Males

6997

M45-49

6997

HALF→25K

13.1 - 15.5 mi

Top 28%
×4
+66ft-88ft

Overall

8257

Males

6898

M45-49

6898

25K→30K

15.5 - 18.6 mi

Top 28%
×9
+181ft-148ft

Overall

8005

Males

6615

M45-49

6615

30K→20M

18.6 - 20.0 mi

Top 33%
×5
+64ft-50ft

Overall

9560

Males

7347

M45-49

7347

20M→21M

20.0 - 21.0 mi

Top 34%
×8
+106ft-24ft

Overall

9739

Males

7325

M45-49

7325

21M→35K

21.0 - 21.8 mi

Top 30%
×7
+17ft-86ft

Overall

8811

Males

6857

M45-49

6857

35K→23M

21.8 - 23.0 mi

Top 30%
×5
+23ft-63ft

Overall

8831

Males

6775

M45-49

6775

23M→24M

23.0 - 24.0 mi

Top 26%
×6
+12ft-82ft

Overall

7504

Males

5976

M45-49

5976

24M→40K

24.0 - 24.9 mi

Top 25%
×1
+6ft-20ft

Overall

7345

Males

5802

M45-49

5802

40K→25.2M

24.9 - 25.2 mi

Top 25%
×1
+13ft-16ft

Overall

7239

Males

5685

M45-49

5685

25.2M→FINISH

25.2 - 26.2 mi

Top 26%
×2
+22ft-21ft

Overall

7408

Males

5723

M45-49

5723

Passing

Athletes you passed and who passed you throughout the race

Passing Analysis

Category:
Athletes Passed
1473*
Passed By
1089
Net Change
+347
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#8455
5K → 10K184200-53#8455#8508
10K → 15K135128+7#8508#8501
15K → 20K101198-97#8501#8598
20K → HALF3414+20#8598#8578
HALF → 25K15151+100#8578#8478
25K → 30K237*69+168#8478#8310
30K → 20M70103-33#8310#8343
20M → 21M6799-32#8343#8375
21M → 35K4943+6#8375#8369
35K → 23M9770+27#8369#8342
23M → 24M11629+87#8342#8255
24M → 40K7631+45#8255#8210
40K → 25.2M5215+37#8210#8173
25.2M → FINISH10439+65#8173#8108
TOTALS1473*1089+347

* 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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Qualifying & Age Grade

See how your performance stacks up against qualifying standards

OTQ

Olympic Trials Qualifying analysis available

Activity Data

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