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BOSTON MARATHON 2026

Brian Siddons

Bib: 24480•M

MN

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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 (M65-69)
#0 / 774
Top 26%
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
27:12
3.11 mi
Rank: #21459
Start → 5K
27:12 | 8:46/mi
10K
53:53
6.21 mi
Rank: #21160 (+299)
5K → 10K
26:41 | 8:36/mi
15K
1:20:16
9.32 mi
Rank: #20795 (+365)
10K → 15K
26:23 | 8:30/mi
20K
1:46:30
12.43 mi
Rank: #20296 (+499)
15K → 20K
26:14 | 8:27/mi
HALF
1:52:14
13.11 mi
Rank: #20262 (+34)
20K → HALF
5:44 | 8:25/mi
25K
2:13:07
15.53 mi
Rank: #20103 (+159)
HALF → 25K
20:53 | 8:37/mi
30K
2:40:07
18.64 mi
Rank: #19720 (+383)
25K → 30K
27:00 | 8:42/mi
20M
2:51:52
20.00 mi
Rank: #19529 (+191)
30K → 20M
11:45 | 8:40/mi
21M
3:01:08
21.00 mi
Rank: #19391 (+138)
20M → 21M
9:16 | 9:16/mi
35K
3:07:27
21.75 mi
Rank: #19301 (+90)
21M → 35K
6:19 | 8:27/mi
23M
3:21:14
23.00 mi
Rank: #19871 (-570)
35K → 23M
13:47 | 11:01/mi
24M
3:29:48
24.00 mi
Rank: #19757 (+114)
23M → 24M
8:34 | 8:34/mi
40K
3:37:13
24.85 mi
Rank: #19648 (+109)
24M → 40K
7:25 | 8:41/mi
25.2M
3:40:25
25.20 mi
Rank: #19583 (+65)
40K → 25.2M
3:12 | 9:17/mi
FINISH
3:48:26
26.22 mi
Rank: #19407 (+176)
25.2M → FINISH
8:01 | 7:53/mi

Splits & Pacing

Detailed breakdown of your race performance at each timing point

Half Splits

1st HalfFaster
via HALF
Distance13.11 mi
Time1:52:14
Pace8:34 /mi
2nd Half
Distance13.11 mi
Time1:56:12
Pace8:52 /mi
📊Positive Split: 3.5% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:31:4027:128:4627:12
8:46
-
10K
6.21 mi11:58:2153:538:4126:41
8:36
-0:10
15K
9.32 mi12:24:441:20:168:3726:23
8:30
-0:06
20K
12.43 mi12:50:581:46:308:3526:14
8:27
-0:03
HALF
13.11 mi12:56:421:52:148:345:44
8:25
-0:02
25K
15.53 mi13:17:352:13:078:3520:53
8:37
+0:12
30K
18.64 mi13:44:352:40:078:3627:00
8:42
+0:05
20M
20.00 mi13:56:202:51:528:3611:45
8:40
-0:02
21M
21.00 mi14:05:363:01:088:389:16
9:16
+0:36
35K
21.75 mi14:11:553:07:278:386:19
8:27
-0:49
23M
23.00 mi14:25:423:21:148:4513:47
11:01
+2:34
24M
24.00 mi14:34:163:29:488:458:34
8:34
-2:27
40K
24.85 mi14:41:413:37:138:457:25
8:41
+0:07
25.2M
25.20 mi14:44:533:40:258:453:12
9:17
+0:36
FINISH
26.22 mi14:52:543:48:268:448:01
7:53
-1:24

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

7:53 /mi

Average Pace

8:43 /mi

Slowest Pace

11:01 /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

8:01

4% of race

Time at Steady Pace

3:14:10

85% of race

Time at Slower Pace

26:15

11% of race

Average Pace: 8:43 /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 mi11:31:4027:128:4627:12
8:46
#21459
10K
6.21 mi11:58:2153:538:4126:41
8:36
#21160
15K
9.32 mi12:24:441:20:168:3726:23
8:30
#20795
20K
12.43 mi12:50:581:46:308:3526:14
8:27
#20296
HALF
13.11 mi12:56:421:52:148:345:44
8:25
#20262
25K
15.53 mi13:17:352:13:078:3520:53
8:37
#20103
30K
18.64 mi13:44:352:40:078:3627:00
8:42
#19720
20M
20.00 mi13:56:202:51:528:3611:45
8:40
#19529
21M
21.00 mi14:05:363:01:088:389:16
9:16
#19391
35K
21.75 mi14:11:553:07:278:386:19
8:27
#19301
23M
23.00 mi14:25:423:21:148:4513:47
11:01
#19871
24M
24.00 mi14:34:163:29:488:458:34
8:34
#19757
40K
24.85 mi14:41:413:37:138:457:25
8:41
#19648
25.2M
25.20 mi14:44:533:40:258:453:12
9:17
#19583
FINISH
26.22 mi14:52:543:48:268:448:01
7:53
#19407
Faster pace
Steady pace
Slower pace

Rankings

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

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM65-69Seg. OverallSeg. MalesSeg. M65-69
5K3.11 mi3.11 mi21459129411294120091(Top 69%)12359(Top 76%)12359(Top 1597%)
10K6.21 mi3.10 mi21160+29912839+10212839+10220822(Top 72%)12690(Top 78%)12690(Top 1640%)
15K9.32 mi3.11 mi20795+36512670+16912670+16920091(Top 69%)12359(Top 76%)12359(Top 1597%)
20K12.43 mi3.11 mi20296+49912428+24212428+24218968(Top 65%)11844(Top 72%)11844(Top 1530%)
HALF13.11 mi0.68 mi20262+3412408+2012408+2019672(Top 68%)12175(Top 75%)12175(Top 1573%)
25K15.53 mi2.42 mi20103+15912329+7912329+7919234(Top 66%)11895(Top 73%)11895(Top 1537%)
30K18.64 mi3.11 mi19720+38312135+19412135+19417965(Top 62%)11249(Top 69%)11249(Top 1453%)
20M20.00 mi1.36 mi19529+19112031+10412031+10417093(Top 59%)10790(Top 66%)10790(Top 1394%)
21M21.00 mi1.00 mi19391+13811948+8311948+8317477(Top 60%)10910(Top 67%)10910(Top 1410%)
35K21.75 mi0.75 mi19301+9011908+4011908+4017269(Top 60%)10725(Top 66%)10725(Top 1386%)
23M23.00 mi1.25 mi19871-57012145-23712145-23724517(Top 84%)14108(Top 86%)14108(Top 1823%)
24M24.00 mi1.00 mi19757+11412066+7912066+7917254(Top 59%)10592(Top 65%)10592(Top 1368%)
40K24.85 mi0.85 mi19648+10912007+5912007+5916709(Top 58%)10294(Top 63%)10294(Top 1330%)
25.2M25.20 mi0.35 mi19583+6511973+3411973+3416185(Top 56%)10078(Top 62%)10078(Top 1302%)
FINISH26.22 mi1.02 mi19407+17611877+9611877+9614252(Top 49%)9170(Top 56%)9170(Top 1185%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 69%
×21
+97ft-345ft

Overall

20091

Males

12359

M65-69

12359

5K→10K

3.1 - 6.2 mi

Top 72%
×5
+79ft-138ft

Overall

20822

Males

12690

M65-69

12690

10K→15K

6.2 - 9.3 mi

Top 69%
×3
+67ft-78ft

Overall

20091

Males

12359

M65-69

12359

15K→20K

9.3 - 12.4 mi

Top 65%
×5
+106ft-86ft

Overall

18968

Males

11844

M65-69

11844

20K→HALF

12.4 - 13.1 mi

Top 68%
×2
+19ft-37ft

Overall

19672

Males

12175

M65-69

12175

HALF→25K

13.1 - 15.5 mi

Top 66%
×4
+66ft-88ft

Overall

19234

Males

11895

M65-69

11895

25K→30K

15.5 - 18.6 mi

Top 62%
×9
+181ft-148ft

Overall

17965

Males

11249

M65-69

11249

30K→20M

18.6 - 20.0 mi

Top 59%
×5
+64ft-50ft

Overall

17093

Males

10790

M65-69

10790

20M→21M

20.0 - 21.0 mi

Top 60%
×8
+106ft-24ft

Overall

17477

Males

10910

M65-69

10910

21M→35K

21.0 - 21.8 mi

Top 60%
×7
+17ft-86ft

Overall

17269

Males

10725

M65-69

10725

35K→23M

21.8 - 23.0 mi

Top 84%
×5
+23ft-63ft

Overall

24517

Males

14108

M65-69

14108

23M→24M

23.0 - 24.0 mi

Top 59%
×6
+12ft-82ft

Overall

17254

Males

10592

M65-69

10592

24M→40K

24.0 - 24.9 mi

Top 58%
×1
+6ft-20ft

Overall

16709

Males

10294

M65-69

10294

40K→25.2M

24.9 - 25.2 mi

Top 56%
×1
+13ft-16ft

Overall

16185

Males

10078

M65-69

10078

25.2M→FINISH

25.2 - 26.2 mi

Top 49%
×2
+22ft-21ft

Overall

14252

Males

9170

M65-69

9170

Passing

Athletes you passed and who passed you throughout the race

Passing Analysis

Category:
Athletes Passed
3055
Passed By
1003
Net Change
+2052
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#21459
5K → 10K479180+299#21459#21160
10K → 15K42863+365#21160#20795
15K → 20K5089+499#20795#20296
20K → HALF5319+34#20296#20262
HALF → 25K20849+159#20262#20103
25K → 30K40118+383#20103#19720
30K → 20M1976+191#19720#19529
20M → 21M16931+138#19529#19391
21M → 35K10616+90#19391#19301
35K → 23M11581-570#19301#19871
23M → 24M12814+114#19871#19757
24M → 40K1189+109#19757#19648
40K → 25.2M705+65#19648#19583
25.2M → FINISH1793+176#19583#19407
TOTALS30551003+2052
📊

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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Export & Support

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Download your race performance as a GPX or TCX file to import into Strava, Garmin Connect, or other fitness apps.

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Public Race Data

Boston Athletic Association

Boston Athletic Association

Mika Timing

Mika Timing