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Public Race Data

Boston Athletic Association

Boston Athletic Association

Mika Timing

Mika Timing
BOSTON MARATHON 2026

Chris Swiecicki

Bib: 10243 •M •Age: N/A

MI

Boston Marathon logo
0:00
0:00
/ mi
Masters
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Overall
#0 / 29021
Top 30%
Gender (Male)
#0 / 16340
Top 43%
Masters (Masters Men)
#0 / 10617
Top 31%
Age Group (M45-49)
#0 / 2413
Top 47%
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
22:25
3.11 mi
Rank: #10304
Start → 5K
22:25 | 7:13/mi
10K
44:51
6.21 mi
Rank: #10345 (-41)
5K → 10K
22:26 | 7:14/mi
15K
1:07:17
9.32 mi
Rank: #10328 (+17)
10K → 15K
22:26 | 7:14/mi
20K
1:29:47
12.43 mi
Rank: #10109 (+219)
15K → 20K
22:30 | 7:15/mi
HALF
1:34:36
13.11 mi
Rank: #10042 (+67)
20K → HALF
4:49 | 7:04/mi
25K
1:52:05
15.53 mi
Rank: #9848 (+194)
HALF → 25K
17:29 | 7:13/mi
30K
2:15:06
18.64 mi
Rank: #9628 (+220)
25K → 30K
23:01 | 7:25/mi
20M
2:25:10
20.00 mi
Rank: #9528 (+100)
30K → 20M
10:04 | 7:25/mi
21M
2:32:52
21.00 mi
Rank: #9373 (+155)
20M → 21M
7:42 | 7:42/mi
35K
2:38:21
21.75 mi
Rank: #9340 (+33)
21M → 35K
5:29 | 7:20/mi
23M
2:47:28
23.00 mi
Rank: #9158 (+182)
35K → 23M
9:07 | 7:18/mi
24M
2:54:37
24.00 mi
Rank: #9051 (+107)
23M → 24M
7:09 | 7:09/mi
40K
3:00:39
24.85 mi
Rank: #8876 (+175)
24M → 40K
6:02 | 7:04/mi
25.2M
3:03:19
25.20 mi
Rank: #8827 (+49)
40K → 25.2M
2:40 | 7:44/mi
FINISH
3:10:23
26.22 mi
Rank: #8709 (+118)
25.2M → FINISH
7:04 | 6:57/mi

Splits & Pacing

Detailed breakdown of your race performance at each timing point

Half Splits

1st HalfFaster
via HALF
Distance13.11 mi
Time1:34:36
Pace7:13 /mi
2nd Half
Distance13.11 mi
Time1:35:47
Pace7:19 /mi
📊Positive Split: 1.3% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:39:3422:257:1322:25
7:13
-
10K
6.21 mi11:02:0044:517:1422:26
7:14
+0:01
15K
9.32 mi11:24:261:07:177:1422:26
7:14
0:00
20K
12.43 mi11:46:561:29:477:1422:30
7:15
+0:01
HALF
13.11 mi11:51:451:34:367:134:49
7:04
-0:11
25K
15.53 mi12:09:141:52:057:1317:29
7:13
+0:09
30K
18.64 mi12:32:152:15:067:1523:01
7:25
+0:12
20M
20.00 mi12:42:192:25:107:1610:04
7:25
0:00
21M
21.00 mi12:50:012:32:527:177:42
7:42
+0:17
35K
21.75 mi12:55:302:38:217:175:29
7:20
-0:22
23M
23.00 mi13:04:372:47:287:179:07
7:18
-0:02
24M
24.00 mi13:11:462:54:377:177:09
7:09
-0:09
40K
24.85 mi13:17:483:00:397:176:02
7:04
-0:05
25.2M
25.20 mi13:20:283:03:197:172:40
7:44
+0:40
FINISH
26.22 mi13:27:323:10:237:167:04
6:57
-0:47

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

7:16 /mi

Slowest Pace

7:44 /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

3:00:01

95% of race

Time at Steady Pace

10:22

5% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 7:16 /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 mi10:39:3422:257:1322:25
7:13
#10304
10K
6.21 mi11:02:0044:517:1422:26
7:14
#10345
15K
9.32 mi11:24:261:07:177:1422:26
7:14
#10328
20K
12.43 mi11:46:561:29:477:1422:30
7:15
#10109
HALF
13.11 mi11:51:451:34:367:134:49
7:04
#10042
25K
15.53 mi12:09:141:52:057:1317:29
7:13
#9848
30K
18.64 mi12:32:152:15:067:1523:01
7:25
#9628
20M
20.00 mi12:42:192:25:107:1610:04
7:25
#9528
21M
21.00 mi12:50:012:32:527:177:42
7:42
#9373
35K
21.75 mi12:55:302:38:217:175:29
7:20
#9340
23M
23.00 mi13:04:372:47:287:179:07
7:18
#9158
24M
24.00 mi13:11:462:54:377:177:09
7:09
#9051
40K
24.85 mi13:17:483:00:397:176:02
7:04
#8876
25.2M
25.20 mi13:20:283:03:197:172:40
7:44
#8827
FINISH
26.22 mi13:27:323:10:237:167:04
6:57
#8709
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 mi103048235823510283(Top 35%)8149(Top 50%)8149(Top 338%)
10K6.21 mi3.10 mi10345-418238-38238-310436(Top 36%)8273(Top 51%)8273(Top 343%)
15K9.32 mi3.11 mi10328+178211+278211+2710283(Top 35%)8149(Top 50%)8149(Top 338%)
20K12.43 mi3.11 mi10109+2198069+1428069+1429666(Top 33%)7750(Top 47%)7750(Top 321%)
HALF13.11 mi0.68 mi10042+678033+368033+369120(Top 31%)7526(Top 46%)7526(Top 312%)
25K15.53 mi2.42 mi9848+1947919+1147919+1148939(Top 31%)7286(Top 45%)7286(Top 302%)
30K18.64 mi3.11 mi9628+2207746+1737746+1738913(Top 31%)7112(Top 44%)7112(Top 295%)
20M20.00 mi1.36 mi9528+1007677+697677+698445(Top 29%)6746(Top 41%)6746(Top 280%)
21M21.00 mi1.00 mi9373+1557569+1087569+1087816(Top 27%)6262(Top 38%)6262(Top 260%)
35K21.75 mi0.75 mi9340+337535+347535+349494(Top 33%)7210(Top 44%)7210(Top 299%)
23M23.00 mi1.25 mi9158+1827391+1447391+1447353(Top 25%)5981(Top 37%)5981(Top 248%)
24M24.00 mi1.00 mi9051+1077299+927299+927509(Top 26%)5981(Top 37%)5981(Top 248%)
40K24.85 mi0.85 mi8876+1757172+1277172+1275856(Top 20%)4902(Top 30%)4902(Top 203%)
25.2M25.20 mi0.35 mi8827+497132+407132+406633(Top 23%)5347(Top 33%)5347(Top 222%)
FINISH26.22 mi1.02 mi8709+1187041+917041+917043(Top 24%)5524(Top 34%)5524(Top 229%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 35%
×21
+97ft-345ft

Overall

10283

Males

8149

M45-49

8149

5K→10K

3.1 - 6.2 mi

Top 36%
×5
+79ft-138ft

Overall

10436

Males

8273

M45-49

8273

10K→15K

6.2 - 9.3 mi

Top 35%
×3
+67ft-78ft

Overall

10283

Males

8149

M45-49

8149

15K→20K

9.3 - 12.4 mi

Top 33%
×5
+106ft-86ft

Overall

9666

Males

7750

M45-49

7750

20K→HALF

12.4 - 13.1 mi

Top 31%
×2
+19ft-37ft

Overall

9120

Males

7526

M45-49

7526

HALF→25K

13.1 - 15.5 mi

Top 31%
×4
+66ft-88ft

Overall

8939

Males

7286

M45-49

7286

25K→30K

15.5 - 18.6 mi

Top 31%
×9
+181ft-148ft

Overall

8913

Males

7112

M45-49

7112

30K→20M

18.6 - 20.0 mi

Top 29%
×5
+64ft-50ft

Overall

8445

Males

6746

M45-49

6746

20M→21M

20.0 - 21.0 mi

Top 27%
×8
+106ft-24ft

Overall

7816

Males

6262

M45-49

6262

21M→35K

21.0 - 21.8 mi

Top 33%
×7
+17ft-86ft

Overall

9494

Males

7210

M45-49

7210

35K→23M

21.8 - 23.0 mi

Top 25%
×5
+23ft-63ft

Overall

7353

Males

5981

M45-49

5981

23M→24M

23.0 - 24.0 mi

Top 26%
×6
+12ft-82ft

Overall

7509

Males

5981

M45-49

5981

24M→40K

24.0 - 24.9 mi

Top 20%
×1
+6ft-20ft

Overall

5856

Males

4902

M45-49

4902

40K→25.2M

24.9 - 25.2 mi

Top 23%
×1
+13ft-16ft

Overall

6633

Males

5347

M45-49

5347

25.2M→FINISH

25.2 - 26.2 mi

Top 24%
×2
+22ft-21ft

Overall

7043

Males

5524

M45-49

5524

Passing

Athletes you passed and who passed you throughout the race

Passing Analysis

Category:
Athletes Passed
2307*
Passed By
671
Net Change
+1595
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#10304
5K → 10K200200-41#10304#10345
10K → 15K177160+17#10345#10328
15K → 20K285*66+219#10328#10109
20K → HALF747+67#10109#10042
HALF → 25K217*23+194#10042#9848
25K → 30K295*75+220#9848#9628
30K → 20M13030+100#9628#9528
20M → 21M16813+155#9528#9373
21M → 35K7138+33#9373#9340
35K → 23M20018+182#9340#9158
23M → 24M12114+107#9158#9051
24M → 40K1772+175#9051#8876
40K → 25.2M556+49#8876#8827
25.2M → FINISH13719+118#8827#8709
TOTALS2307*671+1595

* 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

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