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BOSTON MARATHON 2026

Brian Chorba

Bib: 24304•M

IN

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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 39%
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
26:57
3.11 mi
Rank: #21052
Start → 5K
26:57 | 8:41/mi
10K
53:51
6.21 mi
Rank: #21136 (-84)
5K → 10K
26:54 | 8:40/mi
15K
1:20:56
9.32 mi
Rank: #21190 (-54)
10K → 15K
27:05 | 8:44/mi
20K
1:48:42
12.43 mi
Rank: #21279 (-89)
15K → 20K
27:46 | 8:57/mi
HALF
1:54:32
13.11 mi
Rank: #21236 (+43)
20K → HALF
5:50 | 8:34/mi
25K
2:16:39
15.53 mi
Rank: #21303 (-67)
HALF → 25K
22:07 | 9:08/mi
30K
2:45:37
18.64 mi
Rank: #21246 (+57)
25K → 30K
28:58 | 9:20/mi
20M
2:58:11
20.00 mi
Rank: #21114 (+132)
30K → 20M
12:34 | 9:16/mi
21M
3:08:22
21.00 mi
Rank: #21141 (-27)
20M → 21M
10:11 | 10:11/mi
35K
3:15:16
21.75 mi
Rank: #21135 (+6)
21M → 35K
6:54 | 9:14/mi
23M
3:27:05
23.00 mi
Rank: #21095 (+40)
35K → 23M
11:49 | 9:27/mi
24M
3:36:00
24.00 mi
Rank: #21019 (+76)
23M → 24M
8:55 | 8:55/mi
40K
3:44:10
24.85 mi
Rank: #21016 (+3)
24M → 40K
8:10 | 9:34/mi
25.2M
3:47:52
25.20 mi
Rank: #21035 (-19)
40K → 25.2M
3:42 | 10:44/mi
FINISH
3:56:53
26.22 mi
Rank: #20995 (+40)
25.2M → FINISH
9:01 | 8:51/mi

Splits & Pacing

Detailed breakdown of your race performance at each timing point

Half Splits

1st HalfFaster
via HALF
Distance13.11 mi
Time1:54:32
Pace8:45 /mi
2nd Half
Distance13.11 mi
Time2:02:21
Pace9:20 /mi
📊Positive Split: 6.8% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:31:4026:578:4126:57
8:41
-
10K
6.21 mi11:58:3453:518:4026:54
8:40
-0:01
15K
9.32 mi12:25:391:20:568:4127:05
8:44
+0:04
20K
12.43 mi12:53:251:48:428:4527:46
8:57
+0:13
HALF
13.11 mi12:59:151:54:328:455:50
8:34
-0:23
25K
15.53 mi13:21:222:16:398:4822:07
9:08
+0:34
30K
18.64 mi13:50:202:45:378:5428:58
9:20
+0:12
20M
20.00 mi14:02:542:58:118:5512:34
9:16
-0:04
21M
21.00 mi14:13:053:08:228:5910:11
10:11
+0:55
35K
21.75 mi14:19:593:15:168:596:54
9:14
-0:57
23M
23.00 mi14:31:483:27:059:0111:49
9:27
+0:13
24M
24.00 mi14:40:433:36:009:018:55
8:55
-0:32
40K
24.85 mi14:48:533:44:109:028:10
9:34
+0:39
25.2M
25.20 mi14:52:353:47:529:033:42
10:44
+1:10
FINISH
26.22 mi15:01:363:56:539:039:01
8:51
-1:53

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

8:34 /mi

Average Pace

9:02 /mi

Slowest Pace

10:44 /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

1:26:46

37% of race

Time at Steady Pace

1:56:15

49% of race

Time at Slower Pace

33:52

14% of race

Average Pace: 9:02 /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 mi11:31:4026:578:4126:57
8:41
#21052
10K
6.21 mi11:58:3453:518:4026:54
8:40
#21136
15K
9.32 mi12:25:391:20:568:4127:05
8:44
#21190
20K
12.43 mi12:53:251:48:428:4527:46
8:57
#21279
HALF
13.11 mi12:59:151:54:328:455:50
8:34
#21236
25K
15.53 mi13:21:222:16:398:4822:07
9:08
#21303
30K
18.64 mi13:50:202:45:378:5428:58
9:20
#21246
20M
20.00 mi14:02:542:58:118:5512:34
9:16
#21114
21M
21.00 mi14:13:053:08:228:5910:11
10:11
#21141
35K
21.75 mi14:19:593:15:168:596:54
9:14
#21135
23M
23.00 mi14:31:483:27:059:0111:49
9:27
#21095
24M
24.00 mi14:40:433:36:009:018:55
8:55
#21019
40K
24.85 mi14:48:533:44:109:028:10
9:34
#21016
25.2M
25.20 mi14:52:353:47:529:033:42
10:44
#21035
FINISH
26.22 mi15:01:363:56:539:039:01
8:51
#20995
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 mi21052127621276221301(Top 73%)12925(Top 79%)12925(Top 1670%)
10K6.21 mi3.10 mi21136-8412829-6712829-6721206(Top 73%)12877(Top 79%)12877(Top 1664%)
15K9.32 mi3.11 mi21190-5412853-2412853-2421301(Top 73%)12925(Top 79%)12925(Top 1670%)
20K12.43 mi3.11 mi21279-8912881-2812881-2821638(Top 75%)13069(Top 80%)13069(Top 1689%)
HALF13.11 mi0.68 mi21236+4312860+2112860+2120565(Top 71%)12585(Top 77%)12585(Top 1626%)
25K15.53 mi2.42 mi21303-6712891-3112891-3121686(Top 75%)13076(Top 80%)13076(Top 1689%)
30K18.64 mi3.11 mi21246+5712855+3612855+3621025(Top 72%)12672(Top 78%)12672(Top 1637%)
20M20.00 mi1.36 mi21114+13212774+8112774+8120068(Top 69%)12151(Top 74%)12151(Top 1570%)
21M21.00 mi1.00 mi21141-2712783-912783-921004(Top 72%)12546(Top 77%)12546(Top 1621%)
35K21.75 mi0.75 mi21135+612776+712776+720870(Top 72%)12418(Top 76%)12418(Top 1604%)
23M23.00 mi1.25 mi21095+4012750+2612750+2620407(Top 70%)12165(Top 74%)12165(Top 1572%)
24M24.00 mi1.00 mi21019+7612705+4512705+4519093(Top 66%)11469(Top 70%)11469(Top 1482%)
40K24.85 mi0.85 mi21016+312680+2512680+2520555(Top 71%)12128(Top 74%)12128(Top 1567%)
25.2M25.20 mi0.35 mi21035-1912684-412684-421693(Top 75%)12692(Top 78%)12692(Top 1640%)
FINISH26.22 mi1.02 mi20995+4012659+2512659+2519852(Top 68%)11775(Top 72%)11775(Top 1521%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 73%
×21
+97ft-345ft

Overall

21301

Males

12925

M65-69

12925

5K→10K

3.1 - 6.2 mi

Top 73%
×5
+79ft-138ft

Overall

21206

Males

12877

M65-69

12877

10K→15K

6.2 - 9.3 mi

Top 73%
×3
+67ft-78ft

Overall

21301

Males

12925

M65-69

12925

15K→20K

9.3 - 12.4 mi

Top 75%
×5
+106ft-86ft

Overall

21638

Males

13069

M65-69

13069

20K→HALF

12.4 - 13.1 mi

Top 71%
×2
+19ft-37ft

Overall

20565

Males

12585

M65-69

12585

HALF→25K

13.1 - 15.5 mi

Top 75%
×4
+66ft-88ft

Overall

21686

Males

13076

M65-69

13076

25K→30K

15.5 - 18.6 mi

Top 72%
×9
+181ft-148ft

Overall

21025

Males

12672

M65-69

12672

30K→20M

18.6 - 20.0 mi

Top 69%
×5
+64ft-50ft

Overall

20068

Males

12151

M65-69

12151

20M→21M

20.0 - 21.0 mi

Top 72%
×8
+106ft-24ft

Overall

21004

Males

12546

M65-69

12546

21M→35K

21.0 - 21.8 mi

Top 72%
×7
+17ft-86ft

Overall

20870

Males

12418

M65-69

12418

35K→23M

21.8 - 23.0 mi

Top 70%
×5
+23ft-63ft

Overall

20407

Males

12165

M65-69

12165

23M→24M

23.0 - 24.0 mi

Top 66%
×6
+12ft-82ft

Overall

19093

Males

11469

M65-69

11469

24M→40K

24.0 - 24.9 mi

Top 71%
×1
+6ft-20ft

Overall

20555

Males

12128

M65-69

12128

40K→25.2M

24.9 - 25.2 mi

Top 75%
×1
+13ft-16ft

Overall

21693

Males

12692

M65-69

12692

25.2M→FINISH

25.2 - 26.2 mi

Top 68%
×2
+22ft-21ft

Overall

19852

Males

11775

M65-69

11775

Passing

Athletes you passed and who passed you throughout the race

Passing Analysis

Category:
Athletes Passed
1449
Passed By
1271
Net Change
+57
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#21052
5K → 10K200200-84#21052#21136
10K → 15K166200-54#21136#21190
15K → 20K128200-89#21190#21279
20K → HALF5613+43#21279#21236
HALF → 25K95162-67#21236#21303
25K → 30K194137+57#21303#21246
30K → 20M15523+132#21246#21114
20M → 21M6491-27#21114#21141
21M → 35K4741+6#21141#21135
35K → 23M9656+40#21135#21095
23M → 24M9216+76#21095#21019
24M → 40K6158+3#21019#21016
40K → 25.2M2342-19#21016#21035
25.2M → FINISH7232+40#21035#20995
TOTALS14491271+57
📊

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