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Public Race Data

Boston Athletic Association

Boston Athletic Association

Mika Timing

Mika Timing
BOSTON MARATHON 2026

Derek Demass

Bib: 9415 •M •Age: N/A

NY

Boston Marathon logo
0:00
0:00
/ mi
Masters
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Overall
#0 / 29021
Top 17%
Gender (Male)
#0 / 16340
Top 28%
Masters (Masters Men)
#0 / 10617
Top 14%
Age Group (M40-44)
#0 / 2198
Top 36%
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
20:39
3.11 mi
Rank: #5381
Start → 5K
20:39 | 6:39/mi
10K
41:34
6.21 mi
Rank: #5795 (-414)
5K → 10K
20:55 | 6:44/mi
15K
1:02:28
9.32 mi
Rank: #5848 (-53)
10K → 15K
20:54 | 6:44/mi
20K
1:23:25
12.43 mi
Rank: #5736 (+112)
15K → 20K
20:57 | 6:45/mi
HALF
1:27:59
13.11 mi
Rank: #5755 (-19)
20K → HALF
4:34 | 6:42/mi
25K
1:44:38
15.53 mi
Rank: #5828 (-73)
HALF → 25K
16:39 | 6:52/mi
30K
2:06:28
18.64 mi
Rank: #5858 (-30)
25K → 30K
21:50 | 7:02/mi
20M
2:15:57
20.00 mi
Rank: #5822 (+36)
30K → 20M
9:29 | 6:59/mi
21M
2:23:17
21.00 mi
Rank: #5777 (+45)
20M → 21M
7:20 | 7:20/mi
35K
2:28:16
21.75 mi
Rank: #5711 (+66)
21M → 35K
4:59 | 6:40/mi
23M
2:36:50
23.00 mi
Rank: #5577 (+134)
35K → 23M
8:34 | 6:51/mi
24M
2:43:22
24.00 mi
Rank: #5439 (+138)
23M → 24M
6:32 | 6:32/mi
40K
2:49:03
24.85 mi
Rank: #5315 (+124)
24M → 40K
5:41 | 6:39/mi
25.2M
2:51:31
25.20 mi
Rank: #5267 (+48)
40K → 25.2M
2:28 | 7:10/mi
FINISH
2:57:52
26.22 mi
Rank: #5072 (+195)
25.2M → FINISH
6:21 | 6:14/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
Time1:27:59
Pace6:43 /mi
2nd Half
Distance13.11 mi
Time1:29:53
Pace6:52 /mi
📊Positive Split: 2.2% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:36:3020:396:3920:39
6:39
-
10K
6.21 mi10:57:2541:346:4220:55
6:44
+0:05
15K
9.32 mi11:18:191:02:286:4320:54
6:44
0:00
20K
12.43 mi11:39:161:23:256:4320:57
6:45
+0:01
HALF
13.11 mi11:43:501:27:596:434:34
6:42
-0:03
25K
15.53 mi12:00:291:44:386:4516:39
6:52
+0:10
30K
18.64 mi12:22:192:06:286:4821:50
7:02
+0:10
20M
20.00 mi12:31:482:15:576:489:29
6:59
-0:03
21M
21.00 mi12:39:082:23:176:507:20
7:20
+0:21
35K
21.75 mi12:44:072:28:166:504:59
6:40
-0:40
23M
23.00 mi12:52:412:36:506:508:34
6:51
+0:11
24M
24.00 mi12:59:132:43:226:496:32
6:32
-0:19
40K
24.85 mi13:04:542:49:036:495:41
6:39
+0:07
25.2M
25.20 mi13:07:222:51:316:492:28
7:10
+0:31
FINISH
26.22 mi13:13:432:57:526:486:21
6:14
-0:56

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

6:14 /mi

Average Pace

6:47 /mi

Slowest Pace

7:20 /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

2:00:06

68% of race

Time at Steady Pace

57:46

32% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 6:47 /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 mi10:36:3020:396:3920:39
6:39
#5381
10K
6.21 mi10:57:2541:346:4220:55
6:44
#5795
15K
9.32 mi11:18:191:02:286:4320:54
6:44
#5848
20K
12.43 mi11:39:161:23:256:4320:57
6:45
#5736
HALF
13.11 mi11:43:501:27:596:434:34
6:42
#5755
25K
15.53 mi12:00:291:44:386:4516:39
6:52
#5828
30K
18.64 mi12:22:192:06:286:4821:50
7:02
#5858
20M
20.00 mi12:31:482:15:576:489:29
6:59
#5822
21M
21.00 mi12:39:082:23:176:507:20
7:20
#5777
35K
21.75 mi12:44:072:28:166:504:59
6:40
#5711
23M
23.00 mi12:52:412:36:506:508:34
6:51
#5577
24M
24.00 mi12:59:132:43:226:496:32
6:32
#5439
40K
24.85 mi13:04:542:49:036:495:41
6:39
#5315
25.2M
25.20 mi13:07:222:51:316:492:28
7:10
#5267
FINISH
26.22 mi13:13:432:57:526:486:21
6:14
#5072
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 mi5381498949896065(Top 21%)5482(Top 34%)5482(Top 249%)
10K6.21 mi3.10 mi5795-4145315-3265315-3266284(Top 22%)5675(Top 35%)5675(Top 258%)
15K9.32 mi3.11 mi5848-535361-465361-466065(Top 21%)5482(Top 34%)5482(Top 249%)
20K12.43 mi3.11 mi5736+1125268+935268+935590(Top 19%)5098(Top 31%)5098(Top 232%)
HALF13.11 mi0.68 mi5755-195281-135281-136077(Top 21%)5464(Top 33%)5464(Top 249%)
25K15.53 mi2.42 mi5828-735314-335314-336340(Top 22%)5615(Top 34%)5615(Top 255%)
30K18.64 mi3.11 mi5858-305308+65308+66102(Top 21%)5376(Top 33%)5376(Top 245%)
20M20.00 mi1.36 mi5822+365270+385270+385396(Top 19%)4800(Top 29%)4800(Top 218%)
21M21.00 mi1.00 mi5777+455218+525218+525449(Top 19%)4739(Top 29%)4739(Top 216%)
35K21.75 mi0.75 mi5711+665164+545164+544660(Top 16%)4154(Top 25%)4154(Top 189%)
23M23.00 mi1.25 mi5577+1345050+1145050+1144389(Top 15%)3914(Top 24%)3914(Top 178%)
24M24.00 mi1.00 mi5439+1384934+1164934+1163361(Top 12%)3052(Top 19%)3052(Top 139%)
40K24.85 mi0.85 mi5315+1244827+1074827+1073326(Top 11%)3000(Top 18%)3000(Top 136%)
25.2M25.20 mi0.35 mi5267+484784+434784+433368(Top 12%)2993(Top 18%)2993(Top 136%)
FINISH26.22 mi1.02 mi5072+1954612+1724612+1722687(Top 9%)2426(Top 15%)2426(Top 110%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 21%
×21
+97ft-345ft

Overall

6065

Males

5482

M40-44

5482

5K→10K

3.1 - 6.2 mi

Top 22%
×5
+79ft-138ft

Overall

6284

Males

5675

M40-44

5675

10K→15K

6.2 - 9.3 mi

Top 21%
×3
+67ft-78ft

Overall

6065

Males

5482

M40-44

5482

15K→20K

9.3 - 12.4 mi

Top 19%
×5
+106ft-86ft

Overall

5590

Males

5098

M40-44

5098

20K→HALF

12.4 - 13.1 mi

Top 21%
×2
+19ft-37ft

Overall

6077

Males

5464

M40-44

5464

HALF→25K

13.1 - 15.5 mi

Top 22%
×4
+66ft-88ft

Overall

6340

Males

5615

M40-44

5615

25K→30K

15.5 - 18.6 mi

Top 21%
×9
+181ft-148ft

Overall

6102

Males

5376

M40-44

5376

30K→20M

18.6 - 20.0 mi

Top 19%
×5
+64ft-50ft

Overall

5396

Males

4800

M40-44

4800

20M→21M

20.0 - 21.0 mi

Top 19%
×8
+106ft-24ft

Overall

5449

Males

4739

M40-44

4739

21M→35K

21.0 - 21.8 mi

Top 16%
×7
+17ft-86ft

Overall

4660

Males

4154

M40-44

4154

35K→23M

21.8 - 23.0 mi

Top 15%
×5
+23ft-63ft

Overall

4389

Males

3914

M40-44

3914

23M→24M

23.0 - 24.0 mi

Top 12%
×6
+12ft-82ft

Overall

3361

Males

3052

M40-44

3052

24M→40K

24.0 - 24.9 mi

Top 11%
×1
+6ft-20ft

Overall

3326

Males

3000

M40-44

3000

40K→25.2M

24.9 - 25.2 mi

Top 12%
×1
+13ft-16ft

Overall

3368

Males

2993

M40-44

2993

25.2M→FINISH

25.2 - 26.2 mi

Top 9%
×2
+22ft-21ft

Overall

2687

Males

2426

M40-44

2426

Passing

Athletes you passed and who passed you throughout the race

Passing Analysis

Category:
Athletes Passed
1486
Passed By
894
Net Change
+309
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#5381
5K → 10K69200-414#5381#5795
10K → 15K98151-53#5795#5848
15K → 20K17563+112#5848#5736
20K → HALF1635-19#5736#5755
HALF → 25K69142-73#5755#5828
25K → 30K147177-30#5828#5858
30K → 20M8246+36#5858#5822
20M → 21M8035+45#5822#5777
21M → 35K7711+66#5777#5711
35K → 23M14814+134#5711#5577
23M → 24M1457+138#5577#5439
24M → 40K1317+124#5439#5315
40K → 25.2M524+48#5315#5267
25.2M → FINISH1972+195#5267#5072
TOTALS1486894+309
📊

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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