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BOSTON MARATHON 2026

Scott Rosenzweig

Bib: 20472•M

MT

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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 (M60-64)
#0 / 1514
Top 17%
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
24:15
3.11 mi
Rank: #15441
Start → 5K
24:15 | 7:49/mi
10K
49:13
6.21 mi
Rank: #16463 (-1022)
5K → 10K
24:58 | 8:03/mi
15K
1:13:19
9.32 mi
Rank: #15975 (+488)
10K → 15K
24:06 | 7:46/mi
20K
1:38:18
12.43 mi
Rank: #16090
15K → 20K
24:59 | 8:03/mi
HALF
1:43:32
13.11 mi
Rank: #16005
20K → HALF
5:14 | 7:41/mi
25K
2:02:41
15.53 mi
Rank: #15749
HALF → 25K
19:09 | 7:54/mi
30K
2:28:05
18.64 mi
Rank: #15548
25K → 30K
25:24 | 8:11/mi
20M
2:39:10
20.00 mi
Rank: #15404
30K → 20M
11:05 | 8:10/mi
21M
2:47:42
21.00 mi
Rank: #15249
20M → 21M
8:32 | 8:32/mi
35K
2:53:31
21.75 mi
Rank: #15142
21M → 35K
5:49 | 7:47/mi
23M
3:03:36
23.00 mi
Rank: #14985
35K → 23M
10:05 | 8:04/mi
24M
3:11:22
24.00 mi
Rank: #14842
23M → 24M
7:46 | 7:46/mi
40K
3:18:15
24.85 mi
Rank: #14755
24M → 40K
6:53 | 8:04/mi
25.2M
3:21:03
25.20 mi
Rank: #14662
40K → 25.2M
2:48 | 8:08/mi
FINISH
3:28:37
26.22 mi
Rank: #14518
25.2M → FINISH
7:34 | 7:26/mi

Splits & Pacing

Detailed breakdown of your race performance at each timing point

Half Splits

1st HalfFaster
via HALF
Distance13.11 mi
Time1:43:32
Pace7:54 /mi
2nd Half
Distance13.11 mi
Time1:45:05
Pace8:01 /mi
📊Positive Split: 1.5% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:09:4424:157:4924:15
7:49
-
10K
6.21 mi11:34:4249:137:5624:58
8:03
+0:14
15K
9.32 mi11:58:481:13:197:5224:06
7:46
-0:17
20K
12.43 mi12:23:471:38:187:5524:59
8:03
+0:17
HALF
13.11 mi12:29:011:43:327:545:14
7:41
-0:22
25K
15.53 mi12:48:102:02:417:5419:09
7:54
+0:13
30K
18.64 mi13:13:342:28:057:5725:24
8:11
+0:17
20M
20.00 mi13:24:392:39:107:5811:05
8:10
-0:01
21M
21.00 mi13:33:112:47:428:008:32
8:32
+0:22
35K
21.75 mi13:39:002:53:317:595:49
7:47
-0:45
23M
23.00 mi13:49:053:03:367:5910:05
8:04
+0:17
24M
24.00 mi13:56:513:11:227:597:46
7:46
-0:18
40K
24.85 mi14:03:443:18:157:596:53
8:04
+0:18
25.2M
25.20 mi14:06:323:21:037:592:48
8:08
+0:04
FINISH
26.22 mi14:14:063:28:377:587:34
7:26
-0:42

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

7:26 /mi

Average Pace

7:58 /mi

Slowest Pace

8:32 /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

2:54:41

84% of race

Time at Steady Pace

33:56

16% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 7:57 /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 mi11:09:4424:157:4924:15
7:49
#15441
10K
6.21 mi11:34:4249:137:5624:58
8:03
#16463
15K
9.32 mi11:58:481:13:197:5224:06
7:46
#15975
20K
12.43 mi12:23:471:38:187:5524:59
8:03
#16090
HALF
13.11 mi12:29:011:43:327:545:14
7:41
#16005
25K
15.53 mi12:48:102:02:417:5419:09
7:54
#15749
30K
18.64 mi13:13:342:28:057:5725:24
8:11
#15548
20M
20.00 mi13:24:392:39:107:5811:05
8:10
#15404
21M
21.00 mi13:33:112:47:428:008:32
8:32
#15249
35K
21.75 mi13:39:002:53:317:595:49
7:47
#15142
23M
23.00 mi13:49:053:03:367:5910:05
8:04
#14985
24M
24.00 mi13:56:513:11:227:597:46
7:46
#14842
40K
24.85 mi14:03:443:18:157:596:53
8:04
#14755
25.2M
25.20 mi14:06:323:21:037:592:48
8:08
#14662
FINISH
26.22 mi14:14:063:28:377:587:34
7:26
#14518
Faster pace
Steady pace
Slower pace

Rankings

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

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM60-64Seg. OverallSeg. MalesSeg. M60-64
5K3.11 mi3.11 mi15441104181041814971(Top 52%)10182(Top 62%)10182(Top 673%)
10K6.21 mi3.10 mi16463-102210781-36310781-36317495(Top 60%)11211(Top 69%)11211(Top 740%)
15K9.32 mi3.11 mi15975+48810590+19110590+19114971(Top 52%)10182(Top 62%)10182(Top 673%)
20K12.43 mi3.11 mi16090-11510615-2510615-2516401(Top 57%)10726(Top 66%)10726(Top 708%)
HALF13.11 mi0.68 mi16005+8510570+4510570+4514497(Top 50%)10006(Top 61%)10006(Top 661%)
25K15.53 mi2.42 mi15749+25610465+10510465+10514568(Top 50%)9895(Top 61%)9895(Top 654%)
30K18.64 mi3.11 mi15548+20110354+11110354+11114760(Top 51%)9880(Top 60%)9880(Top 653%)
20M20.00 mi1.36 mi15404+14410276+7810276+7813931(Top 48%)9424(Top 58%)9424(Top 622%)
21M21.00 mi1.00 mi15249+15510177+9910177+9913323(Top 46%)9058(Top 55%)9058(Top 598%)
35K21.75 mi0.75 mi15142+10710130+4710130+4712852(Top 44%)8821(Top 54%)8821(Top 583%)
23M23.00 mi1.25 mi14985+15710034+9610034+9612835(Top 44%)8745(Top 54%)8745(Top 578%)
24M24.00 mi1.00 mi14842+1439964+709964+7012020(Top 41%)8269(Top 51%)8269(Top 546%)
40K24.85 mi0.85 mi14755+879905+599905+5912831(Top 44%)8553(Top 52%)8553(Top 565%)
25.2M25.20 mi0.35 mi14662+939861+449861+449096(Top 31%)6698(Top 41%)6698(Top 442%)
FINISH26.22 mi1.02 mi14518+1449787+749787+7410860(Top 37%)7544(Top 46%)7544(Top 498%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 52%
×21
+97ft-345ft

Overall

14971

Males

10182

M60-64

10182

5K→10K

3.1 - 6.2 mi

Top 60%
×5
+79ft-138ft

Overall

17495

Males

11211

M60-64

11211

10K→15K

6.2 - 9.3 mi

Top 52%
×3
+67ft-78ft

Overall

14971

Males

10182

M60-64

10182

15K→20K

9.3 - 12.4 mi

Top 57%
×5
+106ft-86ft

Overall

16401

Males

10726

M60-64

10726

20K→HALF

12.4 - 13.1 mi

Top 50%
×2
+19ft-37ft

Overall

14497

Males

10006

M60-64

10006

HALF→25K

13.1 - 15.5 mi

Top 50%
×4
+66ft-88ft

Overall

14568

Males

9895

M60-64

9895

25K→30K

15.5 - 18.6 mi

Top 51%
×9
+181ft-148ft

Overall

14760

Males

9880

M60-64

9880

30K→20M

18.6 - 20.0 mi

Top 48%
×5
+64ft-50ft

Overall

13931

Males

9424

M60-64

9424

20M→21M

20.0 - 21.0 mi

Top 46%
×8
+106ft-24ft

Overall

13323

Males

9058

M60-64

9058

21M→35K

21.0 - 21.8 mi

Top 44%
×7
+17ft-86ft

Overall

12852

Males

8821

M60-64

8821

35K→23M

21.8 - 23.0 mi

Top 44%
×5
+23ft-63ft

Overall

12835

Males

8745

M60-64

8745

23M→24M

23.0 - 24.0 mi

Top 41%
×6
+12ft-82ft

Overall

12020

Males

8269

M60-64

8269

24M→40K

24.0 - 24.9 mi

Top 44%
×1
+6ft-20ft

Overall

12831

Males

8553

M60-64

8553

40K→25.2M

24.9 - 25.2 mi

Top 31%
×1
+13ft-16ft

Overall

9096

Males

6698

M60-64

6698

25.2M→FINISH

25.2 - 26.2 mi

Top 37%
×2
+22ft-21ft

Overall

10860

Males

7544

M60-64

7544

Passing

Athletes you passed and who passed you throughout the race

Passing Analysis

Position interactions are being recalculated

Started about 2 hours ago. This usually takes 10-20 minutes. Please check back shortly.

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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Public Race Data

Boston Athletic Association

Boston Athletic Association

Mika Timing

Mika Timing