All Results|Race Analytics|Course|Contact
BOSTON MARATHON 2026

Jeroen Rossing

Bib: 11254•M

Boston Marathon logo
0:00
0:00
/ mi
Masters
Be the first to cheer!
Overall
#0 / 29021
Top 27%
Gender (Male)
#0 / 16340
Top 40%
Masters (Masters Men)
#0 / 10617
Top 27%
Age Group (M50-54)
#0 / 1868
Top 23%
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
22:02
3.11 mi
Rank: #9265
Start → 5K
22:02 | 7:06/mi
10K
43:57
6.21 mi
Rank: #9131 (+134)
5K → 10K
21:55 | 7:04/mi
15K
1:05:39
9.32 mi
Rank: #8875 (+256)
10K → 15K
21:42 | 7:00/mi
20K
1:27:35
12.43 mi
Rank: #8701 (+174)
15K → 20K
21:56 | 7:04/mi
HALF
1:32:18
13.11 mi
Rank: #8662 (+39)
20K → HALF
4:43 | 6:56/mi
25K
1:49:28
15.53 mi
Rank: #8500 (+162)
HALF → 25K
17:10 | 7:05/mi
30K
2:12:22
18.64 mi
Rank: #8424 (+76)
25K → 30K
22:54 | 7:23/mi
20M
2:22:21
20.00 mi
Rank: #8351 (+73)
30K → 20M
9:59 | 7:21/mi
21M
2:30:13
21.00 mi
Rank: #8339 (+12)
20M → 21M
7:52 | 7:52/mi
35K
2:35:33
21.75 mi
Rank: #8299 (+40)
21M → 35K
5:20 | 7:08/mi
23M
2:44:39
23.00 mi
Rank: #8195 (+104)
35K → 23M
9:06 | 7:17/mi
24M
2:51:50
24.00 mi
Rank: #8129 (+66)
23M → 24M
7:11 | 7:11/mi
40K
2:57:59
24.85 mi
Rank: #8034 (+95)
24M → 40K
6:09 | 7:12/mi
25.2M
3:00:39
25.20 mi
Rank: #7985 (+49)
40K → 25.2M
2:40 | 7:44/mi
FINISH
3:07:50
26.22 mi
Rank: #7941 (+44)
25.2M → FINISH
7:11 | 7:03/mi

Splits & Pacing

Detailed breakdown of your race performance at each timing point

Half Splits

1st HalfFaster
via HALF
Distance13.11 mi
Time1:32:18
Pace7:03 /mi
2nd Half
Distance13.11 mi
Time1:35:32
Pace7:18 /mi
📊Positive Split: 3.5% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:38:5622:027:0622:02
7:06
-
10K
6.21 mi11:00:5143:577:0521:55
7:04
-0:02
15K
9.32 mi11:22:331:05:397:0321:42
7:00
-0:04
20K
12.43 mi11:44:291:27:357:0321:56
7:04
+0:04
HALF
13.11 mi11:49:121:32:187:034:43
6:56
-0:08
25K
15.53 mi12:06:221:49:287:0317:10
7:05
+0:09
30K
18.64 mi12:29:162:12:227:0722:54
7:23
+0:18
20M
20.00 mi12:39:152:22:217:089:59
7:21
-0:02
21M
21.00 mi12:47:072:30:137:107:52
7:52
+0:31
35K
21.75 mi12:52:272:35:337:105:20
7:08
-0:44
23M
23.00 mi13:01:332:44:397:109:06
7:17
+0:09
24M
24.00 mi13:08:442:51:507:107:11
7:11
-0:06
40K
24.85 mi13:14:532:57:597:106:09
7:12
+0:01
25.2M
25.20 mi13:17:333:00:397:112:40
7:44
+0:32
FINISH
26.22 mi13:24:443:07:507:117:11
7:03
-0:41

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

6:56 /mi

Average Pace

7:10 /mi

Slowest Pace

7:52 /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

2:57:18

94% of race

Time at Steady Pace

10:32

6% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 7:10 /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 mi10:38:5622:027:0622:02
7:06
#9265
10K
6.21 mi11:00:5143:577:0521:55
7:04
#9131
15K
9.32 mi11:22:331:05:397:0321:42
7:00
#8875
20K
12.43 mi11:44:291:27:357:0321:56
7:04
#8701
HALF
13.11 mi11:49:121:32:187:034:43
6:56
#8662
25K
15.53 mi12:06:221:49:287:0317:10
7:05
#8500
30K
18.64 mi12:29:162:12:227:0722:54
7:23
#8424
20M
20.00 mi12:39:152:22:217:089:59
7:21
#8351
21M
21.00 mi12:47:072:30:137:107:52
7:52
#8339
35K
21.75 mi12:52:272:35:337:105:20
7:08
#8299
23M
23.00 mi13:01:332:44:397:109:06
7:17
#8195
24M
24.00 mi13:08:442:51:507:107:11
7:11
#8129
40K
24.85 mi13:14:532:57:597:106:09
7:12
#8034
25.2M
25.20 mi13:17:333:00:397:112:40
7:44
#7985
FINISH
26.22 mi13:24:443:07:507:117:11
7:03
#7941
Faster pace
Steady pace
Slower pace

Rankings

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

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM50-54Seg. OverallSeg. MalesSeg. M50-54
5K3.11 mi3.11 mi9265770477048469(Top 29%)7153(Top 44%)7153(Top 383%)
10K6.21 mi3.10 mi9131+1347612+927612+929062(Top 31%)7534(Top 46%)7534(Top 403%)
15K9.32 mi3.11 mi8875+2567436+1767436+1768469(Top 29%)7153(Top 44%)7153(Top 383%)
20K12.43 mi3.11 mi8701+1747311+1257311+1258263(Top 28%)6996(Top 43%)6996(Top 375%)
HALF13.11 mi0.68 mi8662+397282+297282+298050(Top 28%)6883(Top 42%)6883(Top 368%)
25K15.53 mi2.42 mi8500+1627166+1167166+1167964(Top 27%)6732(Top 41%)6732(Top 360%)
30K18.64 mi3.11 mi8424+767082+847082+848658(Top 30%)6972(Top 43%)6972(Top 373%)
20M20.00 mi1.36 mi8351+737018+647018+648013(Top 28%)6507(Top 40%)6507(Top 348%)
21M21.00 mi1.00 mi8339+126984+346984+348947(Top 31%)6909(Top 42%)6909(Top 370%)
35K21.75 mi0.75 mi8299+406946+386946+388023(Top 28%)6432(Top 39%)6432(Top 344%)
23M23.00 mi1.25 mi8195+1046851+956851+957252(Top 25%)5911(Top 36%)5911(Top 316%)
24M24.00 mi1.00 mi8129+666783+686783+687740(Top 27%)6104(Top 37%)6104(Top 327%)
40K24.85 mi0.85 mi8034+956702+816702+816703(Top 23%)5435(Top 33%)5435(Top 291%)
25.2M25.20 mi0.35 mi7985+496662+406662+406618(Top 23%)5332(Top 33%)5332(Top 285%)
FINISH26.22 mi1.02 mi7941+446604+586604+587936(Top 27%)6009(Top 37%)6009(Top 322%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 29%
×21
+97ft-345ft

Overall

8469

Males

7153

M50-54

7153

5K→10K

3.1 - 6.2 mi

Top 31%
×5
+79ft-138ft

Overall

9062

Males

7534

M50-54

7534

10K→15K

6.2 - 9.3 mi

Top 29%
×3
+67ft-78ft

Overall

8469

Males

7153

M50-54

7153

15K→20K

9.3 - 12.4 mi

Top 28%
×5
+106ft-86ft

Overall

8263

Males

6996

M50-54

6996

20K→HALF

12.4 - 13.1 mi

Top 28%
×2
+19ft-37ft

Overall

8050

Males

6883

M50-54

6883

HALF→25K

13.1 - 15.5 mi

Top 27%
×4
+66ft-88ft

Overall

7964

Males

6732

M50-54

6732

25K→30K

15.5 - 18.6 mi

Top 30%
×9
+181ft-148ft

Overall

8658

Males

6972

M50-54

6972

30K→20M

18.6 - 20.0 mi

Top 28%
×5
+64ft-50ft

Overall

8013

Males

6507

M50-54

6507

20M→21M

20.0 - 21.0 mi

Top 31%
×8
+106ft-24ft

Overall

8947

Males

6909

M50-54

6909

21M→35K

21.0 - 21.8 mi

Top 28%
×7
+17ft-86ft

Overall

8023

Males

6432

M50-54

6432

35K→23M

21.8 - 23.0 mi

Top 25%
×5
+23ft-63ft

Overall

7252

Males

5911

M50-54

5911

23M→24M

23.0 - 24.0 mi

Top 27%
×6
+12ft-82ft

Overall

7740

Males

6104

M50-54

6104

24M→40K

24.0 - 24.9 mi

Top 23%
×1
+6ft-20ft

Overall

6703

Males

5435

M50-54

5435

40K→25.2M

24.9 - 25.2 mi

Top 23%
×1
+13ft-16ft

Overall

6618

Males

5332

M50-54

5332

25.2M→FINISH

25.2 - 26.2 mi

Top 27%
×2
+22ft-21ft

Overall

7936

Males

6009

M50-54

6009

Passing

Athletes you passed and who passed you throughout the race

Passing Analysis

Category:
Athletes Passed
2009
Passed By
685
Net Change
+1324
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#9265
5K → 10K296162+134#9265#9131
10K → 15K30145+256#9131#8875
15K → 20K22450+174#8875#8701
20K → HALF456+39#8701#8662
HALF → 25K19028+162#8662#8500
25K → 30K191115+76#8500#8424
30K → 20M11845+73#8424#8351
20M → 21M8068+12#8351#8339
21M → 35K6828+40#8339#8299
35K → 23M13430+104#8299#8195
23M → 24M9327+66#8195#8129
24M → 40K11823+95#8129#8034
40K → 25.2M534+49#8034#7985
25.2M → FINISH9854+44#7985#7941
TOTALS2009685+1324
📊

Passing Analysis Visualizations

Explore your passing analysis through 5 different visualizations. Scroll to discover each one.

Time:
Category:

📈Position Graph

Loading...

🎨Heatmap Timeline

Loading...

🔄Passing Circle

Loading...

🌊Position Flow

Loading...

🏃Race Lanes

Loading...

Activity Data

Upload your GPX file to see detailed activity metrics

Upload your GPX file

Supports Garmin, Apple Watch, Polar, Suunto, COROS, Strava, and other apps

.gpx files up to 10MB

Export & Support

Download your data, get help, and share your feedback

Export Track Data

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

Questions or issues regarding timing data?

If you notice any discrepancies in your timing data or have questions about your results, our support team can help.

Contact Race Support
Share Feedback

Public Race Data

Boston Athletic Association

Boston Athletic Association

Mika Timing

Mika Timing