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BOSTON MARATHON 2026

Chris Rosenberg

Bib: 1125•M

CT

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0:00
0:00
/ mi
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Overall
#0 / 29021
Top 10%
Gender (Male)
#0 / 16340
Top 17%
Age Group (M18-39)
#0 / 5723
Top 40%
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
20:27
3.11 mi
Rank: #4830
Start → 5K
20:27 | 6:35/mi
10K
40:25
6.21 mi
Rank: #4217 (+613)
5K → 10K
19:58 | 6:26/mi
15K
1:00:23
9.32 mi
Rank: #3992 (+225)
10K → 15K
19:58 | 6:26/mi
20K
1:20:20
12.43 mi
Rank: #3798 (+194)
15K → 20K
19:57 | 6:26/mi
HALF
1:24:40
13.11 mi
Rank: #3771 (+27)
20K → HALF
4:20 | 6:22/mi
25K
1:40:02
15.53 mi
Rank: #3520 (+251)
HALF → 25K
15:22 | 6:21/mi
30K
1:59:53
18.64 mi
Rank: #3174 (+346)
25K → 30K
19:51 | 6:24/mi
20M
2:08:40
20.00 mi
Rank: #3069 (+105)
30K → 20M
8:47 | 6:28/mi
21M
2:15:41
21.00 mi
Rank: #3070 (-1)
20M → 21M
7:01 | 7:01/mi
35K
2:20:24
21.75 mi
Rank: #3032 (+38)
21M → 35K
4:43 | 6:19/mi
23M
2:28:36
23.00 mi
Rank: #2977 (+55)
35K → 23M
8:12 | 6:34/mi
24M
2:35:01
24.00 mi
Rank: #2933 (+44)
23M → 24M
6:25 | 6:25/mi
40K
2:40:44
24.85 mi
Rank: #2932 (+1)
24M → 40K
5:43 | 6:42/mi
25.2M
2:43:15
25.20 mi
Rank: #2944 (-12)
40K → 25.2M
2:31 | 7:18/mi
FINISH
2:50:00
26.22 mi
Rank: #2992 (-48)
25.2M → FINISH
6:45 | 6:38/mi

Splits & Pacing

Detailed breakdown of your race performance at each timing point

Half Splits

1st Half⚖️ Balanced
via HALF
Distance13.11 mi
Time1:24:40
Pace6:28 /mi
2nd Half⚖️ Balanced
Distance13.11 mi
Time1:25:20
Pace6:31 /mi
📊Even Split: Consistent pacing between halves

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:24:3720:276:3520:27
6:35
-
10K
6.21 mi10:44:3540:256:3119:58
6:26
-0:09
15K
9.32 mi11:04:331:00:236:2919:58
6:26
0:00
20K
12.43 mi11:24:301:20:206:2819:57
6:26
0:00
HALF
13.11 mi11:28:501:24:406:284:20
6:22
-0:04
25K
15.53 mi11:44:121:40:026:2715:22
6:21
-0:01
30K
18.64 mi12:04:031:59:536:2619:51
6:24
+0:03
20M
20.00 mi12:12:502:08:406:278:47
6:28
+0:04
21M
21.00 mi12:19:512:15:416:287:01
7:01
+0:33
35K
21.75 mi12:24:342:20:246:284:43
6:19
-0:42
23M
23.00 mi12:32:462:28:366:288:12
6:34
+0:15
24M
24.00 mi12:39:112:35:016:286:25
6:25
-0:09
40K
24.85 mi12:44:542:40:446:295:43
6:42
+0:17
25.2M
25.20 mi12:47:252:43:156:292:31
7:18
+0:36
FINISH
26.22 mi12:54:102:50:006:306:45
6:38
-0:40

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

6:19 /mi

Average Pace

6:29 /mi

Slowest Pace

7:18 /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

2:40:28

94% of race

Time at Steady Pace

9:32

6% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 6:29 /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 mi10:24:3720:276:3520:27
6:35
#4830
10K
6.21 mi10:44:3540:256:3119:58
6:26
#4217
15K
9.32 mi11:04:331:00:236:2919:58
6:26
#3992
20K
12.43 mi11:24:301:20:206:2819:57
6:26
#3798
HALF
13.11 mi11:28:501:24:406:284:20
6:22
#3771
25K
15.53 mi11:44:121:40:026:2715:22
6:21
#3520
30K
18.64 mi12:04:031:59:536:2619:51
6:24
#3174
20M
20.00 mi12:12:502:08:406:278:47
6:28
#3069
21M
21.00 mi12:19:512:15:416:287:01
7:01
#3070
35K
21.75 mi12:24:342:20:246:284:43
6:19
#3032
23M
23.00 mi12:32:462:28:366:288:12
6:34
#2977
24M
24.00 mi12:39:112:35:016:286:25
6:25
#2933
40K
24.85 mi12:44:542:40:446:295:43
6:42
#2932
25.2M
25.20 mi12:47:252:43:156:292:31
7:18
#2944
FINISH
26.22 mi12:54:102:50:006:306:45
6:38
#2992
Faster pace
Steady pace
Slower pace

Rankings

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

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM18-39Seg. OverallSeg. MalesSeg. M18-39
5K3.11 mi3.11 mi4830451845183675(Top 13%)3508(Top 21%)3508(Top 61%)
10K6.21 mi3.10 mi4217+6133996+5223996+5223686(Top 13%)3509(Top 21%)3509(Top 61%)
15K9.32 mi3.11 mi3992+2253795+2013795+2013675(Top 13%)3508(Top 21%)3508(Top 61%)
20K12.43 mi3.11 mi3798+1943617+1783617+1783260(Top 11%)3128(Top 19%)3128(Top 55%)
HALF13.11 mi0.68 mi3771+273594+233594+233391(Top 12%)3247(Top 20%)3247(Top 57%)
25K15.53 mi2.42 mi3520+2513363+2313363+2312539(Top 9%)2440(Top 15%)2440(Top 43%)
30K18.64 mi3.11 mi3174+3463041+3223041+3222058(Top 7%)1975(Top 12%)1975(Top 35%)
20M20.00 mi1.36 mi3069+1052939+1022939+1022286(Top 8%)2176(Top 13%)2176(Top 38%)
21M21.00 mi1.00 mi3070-12938+12938+13527(Top 12%)3225(Top 20%)3225(Top 56%)
35K21.75 mi0.75 mi3032+382900+382900+382532(Top 9%)2388(Top 15%)2388(Top 42%)
23M23.00 mi1.25 mi2977+552848+522848+522669(Top 9%)2495(Top 15%)2495(Top 44%)
24M24.00 mi1.00 mi2933+442806+422806+422726(Top 9%)2510(Top 15%)2510(Top 44%)
40K24.85 mi0.85 mi2932+12804+22804+23493(Top 12%)3122(Top 19%)3122(Top 55%)
25.2M25.20 mi0.35 mi2944-122811-72811-74008(Top 14%)3465(Top 21%)3465(Top 61%)
FINISH26.22 mi1.02 mi2992-482852-412852-414880(Top 17%)4095(Top 25%)4095(Top 72%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 13%
×21
+97ft-345ft

Overall

3675

Males

3508

M18-39

3508

5K→10K

3.1 - 6.2 mi

Top 13%
×5
+79ft-138ft

Overall

3686

Males

3509

M18-39

3509

10K→15K

6.2 - 9.3 mi

Top 13%
×3
+67ft-78ft

Overall

3675

Males

3508

M18-39

3508

15K→20K

9.3 - 12.4 mi

Top 11%
×5
+106ft-86ft

Overall

3260

Males

3128

M18-39

3128

20K→HALF

12.4 - 13.1 mi

Top 12%
×2
+19ft-37ft

Overall

3391

Males

3247

M18-39

3247

HALF→25K

13.1 - 15.5 mi

Top 9%
×4
+66ft-88ft

Overall

2539

Males

2440

M18-39

2440

25K→30K

15.5 - 18.6 mi

Top 7%
×9
+181ft-148ft

Overall

2058

Males

1975

M18-39

1975

30K→20M

18.6 - 20.0 mi

Top 8%
×5
+64ft-50ft

Overall

2286

Males

2176

M18-39

2176

20M→21M

20.0 - 21.0 mi

Top 12%
×8
+106ft-24ft

Overall

3527

Males

3225

M18-39

3225

21M→35K

21.0 - 21.8 mi

Top 9%
×7
+17ft-86ft

Overall

2532

Males

2388

M18-39

2388

35K→23M

21.8 - 23.0 mi

Top 9%
×5
+23ft-63ft

Overall

2669

Males

2495

M18-39

2495

23M→24M

23.0 - 24.0 mi

Top 9%
×6
+12ft-82ft

Overall

2726

Males

2510

M18-39

2510

24M→40K

24.0 - 24.9 mi

Top 12%
×1
+6ft-20ft

Overall

3493

Males

3122

M18-39

3122

40K→25.2M

24.9 - 25.2 mi

Top 14%
×1
+13ft-16ft

Overall

4008

Males

3465

M18-39

3465

25.2M→FINISH

25.2 - 26.2 mi

Top 17%
×2
+22ft-21ft

Overall

4880

Males

4095

M18-39

4095

Passing

Athletes you passed and who passed you throughout the race

Passing Analysis

Category:
Athletes Passed
2110
Passed By
272
Net Change
+1838
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#4830
5K → 10K6218+613#4830#4217
10K → 15K24924+225#4217#3992
15K → 20K21117+194#3992#3798
20K → HALF303+27#3798#3771
HALF → 25K2532+251#3771#3520
25K → 30K3482+346#3520#3174
30K → 20M1105+105#3174#3069
20M → 21M4041-1#3069#3070
21M → 35K468+38#3070#3032
35K → 23M7318+55#3032#2977
23M → 24M5713+44#2977#2933
24M → 40K3938+1#2933#2932
40K → 25.2M1426-12#2932#2944
25.2M → FINISH1967-48#2944#2992
TOTALS2110272+1838
📊

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