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BOSTON MARATHON 2026

Joseph Gurczak

Bib: 19619•M

MA

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0:00
/ mi
Masters
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Overall
#0 / 29021
Gender (Male)
#0 / 16340
Masters (Masters Men)
#0 / 10617
Age Group (M55-59)
#0 / 1491
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
24:49
3.11 mi
Rank: #16849
Start → 5K
24:49 | 8:00/mi
10K
49:09
6.21 mi
Rank: #16374 (+475)
5K → 10K
24:20 | 7:50/mi
15K
1:13:32
9.32 mi
Rank: #16161 (+213)
10K → 15K
24:23 | 7:51/mi
20K
1:38:12
12.43 mi
Rank: #16020 (+141)
15K → 20K
24:40 | 7:57/mi
HALF
1:43:31
13.11 mi
Rank: #15991 (+29)
20K → HALF
5:19 | 7:48/mi
25K
2:02:45
15.53 mi
Rank: #15783 (+208)
HALF → 25K
19:14 | 7:56/mi
30K
2:27:59
18.64 mi
Rank: #15498 (+285)
25K → 30K
25:14 | 8:08/mi
20M
2:39:12
20.00 mi
Rank: #15423 (+75)
30K → 20M
11:13 | 8:16/mi
21M
2:47:50
21.00 mi
Rank: #15292 (+131)
20M → 21M
8:38 | 8:38/mi
35K
2:53:57
21.75 mi
Rank: #15297 (-5)
21M → 35K
6:07 | 8:11/mi
23M
3:04:15
23.00 mi
Rank: #15212 (+85)
35K → 23M
10:18 | 8:14/mi
24M
3:12:31
24.00 mi
Rank: #15218 (-6)
23M → 24M
8:16 | 8:16/mi
40K
3:19:36
24.85 mi
Rank: #15165 (+53)
24M → 40K
7:05 | 8:18/mi
25.2M
3:22:42
25.20 mi
Rank: #15155 (+10)
40K → 25.2M
3:06 | 9:00/mi
FINISH
3:30:49
26.22 mi
Rank: #15149 (+6)
25.2M → FINISH
8:07 | 7:58/mi

Splits & Pacing

Detailed breakdown of your race performance at each timing point

Half Splits

1st HalfFaster
via HALF
Distance13.11 mi
Time1:43:31
Pace7:54 /mi
2nd Half
Distance13.11 mi
Time1:47:18
Pace8:12 /mi
📊Positive Split: 3.7% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:08:5924:498:0024:49
8:00
-
10K
6.21 mi11:33:1949:097:5524:20
7:50
-0:10
15K
9.32 mi11:57:421:13:327:5424:23
7:51
+0:01
20K
12.43 mi12:22:221:38:127:5524:40
7:57
+0:06
HALF
13.11 mi12:27:411:43:317:545:19
7:48
-0:09
25K
15.53 mi12:46:552:02:457:5519:14
7:56
+0:08
30K
18.64 mi13:12:092:27:597:5725:14
8:08
+0:12
20M
20.00 mi13:23:222:39:127:5811:13
8:16
+0:08
21M
21.00 mi13:32:002:47:508:008:38
8:38
+0:22
35K
21.75 mi13:38:072:53:578:006:07
8:11
-0:27
23M
23.00 mi13:48:253:04:158:0110:18
8:14
+0:03
24M
24.00 mi13:56:413:12:318:028:16
8:16
+0:02
40K
24.85 mi14:03:463:19:368:027:05
8:18
+0:02
25.2M
25.20 mi14:06:523:22:428:033:06
9:00
+0:42
FINISH
26.22 mi14:14:593:30:498:038:07
7:58
-1:02

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

7:48 /mi

Average Pace

8:03 /mi

Slowest Pace

9:00 /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

3:19:05

94% of race

Time at Steady Pace

11:44

6% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 8:02 /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 mi11:08:5924:498:0024:49
8:00
#16849
10K
6.21 mi11:33:1949:097:5524:20
7:50
#16374
15K
9.32 mi11:57:421:13:327:5424:23
7:51
#16161
20K
12.43 mi12:22:221:38:127:5524:40
7:57
#16020
HALF
13.11 mi12:27:411:43:317:545:19
7:48
#15991
25K
15.53 mi12:46:552:02:457:5519:14
7:56
#15783
30K
18.64 mi13:12:092:27:597:5725:14
8:08
#15498
20M
20.00 mi13:23:222:39:127:5811:13
8:16
#15423
21M
21.00 mi13:32:002:47:508:008:38
8:38
#15292
35K
21.75 mi13:38:072:53:578:006:07
8:11
#15297
23M
23.00 mi13:48:253:04:158:0110:18
8:14
#15212
24M
24.00 mi13:56:413:12:318:028:16
8:16
#15218
40K
24.85 mi14:03:463:19:368:027:05
8:18
#15165
25.2M
25.20 mi14:06:523:22:428:033:06
9:00
#15155
FINISH
26.22 mi14:14:593:30:498:038:07
7:58
#15149
Faster pace
Steady pace
Slower pace

Rankings

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

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM55-59Seg. OverallSeg. MalesSeg. M55-59
5K3.11 mi3.11 mi16849109451094515738(Top 54%)10482(Top 64%)10482(Top 703%)
10K6.21 mi3.10 mi16374+47510750+19510750+19515902(Top 55%)10588(Top 65%)10588(Top 710%)
15K9.32 mi3.11 mi16161+21310658+9210658+9215738(Top 54%)10482(Top 64%)10482(Top 703%)
20K12.43 mi3.11 mi16020+14110583+7510583+7515663(Top 54%)10410(Top 64%)10410(Top 698%)
HALF13.11 mi0.68 mi15991+2910567+1610567+1615493(Top 53%)10396(Top 64%)10396(Top 697%)
25K15.53 mi2.42 mi15783+20810478+8910478+8914837(Top 51%)10002(Top 61%)10002(Top 671%)
30K18.64 mi3.11 mi15498+28510335+14310335+14314355(Top 49%)9700(Top 59%)9700(Top 651%)
20M20.00 mi1.36 mi15423+7510286+4910286+4914619(Top 50%)9736(Top 60%)9736(Top 653%)
21M21.00 mi1.00 mi15292+13110193+9310193+9313954(Top 48%)9350(Top 57%)9350(Top 627%)
35K21.75 mi0.75 mi15297-510194-110194-115600(Top 54%)10013(Top 61%)10013(Top 672%)
23M23.00 mi1.25 mi15212+8510130+6410130+6413989(Top 48%)9242(Top 57%)9242(Top 620%)
24M24.00 mi1.00 mi15218-610111+1910111+1915460(Top 53%)9819(Top 60%)9819(Top 659%)
40K24.85 mi0.85 mi15165+5310080+3110080+3114339(Top 49%)9213(Top 56%)9213(Top 618%)
25.2M25.20 mi0.35 mi15155+1010071+910071+914608(Top 50%)9346(Top 57%)9346(Top 627%)
FINISH26.22 mi1.02 mi15149+610058+1310058+1314922(Top 51%)9470(Top 58%)9470(Top 635%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 54%
×21
+97ft-345ft

Overall

15738

Males

10482

M55-59

10482

5K→10K

3.1 - 6.2 mi

Top 55%
×5
+79ft-138ft

Overall

15902

Males

10588

M55-59

10588

10K→15K

6.2 - 9.3 mi

Top 54%
×3
+67ft-78ft

Overall

15738

Males

10482

M55-59

10482

15K→20K

9.3 - 12.4 mi

Top 54%
×5
+106ft-86ft

Overall

15663

Males

10410

M55-59

10410

20K→HALF

12.4 - 13.1 mi

Top 53%
×2
+19ft-37ft

Overall

15493

Males

10396

M55-59

10396

HALF→25K

13.1 - 15.5 mi

Top 51%
×4
+66ft-88ft

Overall

14837

Males

10002

M55-59

10002

25K→30K

15.5 - 18.6 mi

Top 49%
×9
+181ft-148ft

Overall

14355

Males

9700

M55-59

9700

30K→20M

18.6 - 20.0 mi

Top 50%
×5
+64ft-50ft

Overall

14619

Males

9736

M55-59

9736

20M→21M

20.0 - 21.0 mi

Top 48%
×8
+106ft-24ft

Overall

13954

Males

9350

M55-59

9350

21M→35K

21.0 - 21.8 mi

Top 54%
×7
+17ft-86ft

Overall

15600

Males

10013

M55-59

10013

35K→23M

21.8 - 23.0 mi

Top 48%
×5
+23ft-63ft

Overall

13989

Males

9242

M55-59

9242

23M→24M

23.0 - 24.0 mi

Top 53%
×6
+12ft-82ft

Overall

15460

Males

9819

M55-59

9819

24M→40K

24.0 - 24.9 mi

Top 49%
×1
+6ft-20ft

Overall

14339

Males

9213

M55-59

9213

40K→25.2M

24.9 - 25.2 mi

Top 50%
×1
+13ft-16ft

Overall

14608

Males

9346

M55-59

9346

25.2M→FINISH

25.2 - 26.2 mi

Top 51%
×2
+22ft-21ft

Overall

14922

Males

9470

M55-59

9470

Passing

Athletes you passed and who passed you throughout the race

Passing Analysis

Category:
Athletes Passed
2609*
Passed By
909
Net Change
+1700
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#16849
5K → 10K604*129+475#16849#16374
10K → 15K328*115+213#16374#16161
15K → 20K258*117+141#16161#16020
20K → HALF4516+29#16020#15991
HALF → 25K248*40+208#15991#15783
25K → 30K351*66+285#15783#15498
30K → 20M13257+75#15498#15423
20M → 21M16635+131#15423#15292
21M → 35K5863-5#15292#15297
35K → 23M13752+85#15297#15212
23M → 24M7278-6#15212#15218
24M → 40K9946+53#15218#15165
40K → 25.2M3929+10#15165#15155
25.2M → FINISH7266+6#15155#15149
TOTALS2609*909+1700

* 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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Public Race Data

Boston Athletic Association

Boston Athletic Association

Mika Timing

Mika Timing