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BOSTON MARATHON 2025

Barry Van Der Stel

Bib: 28488•M

0:00
0:00
/ mi
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Overall
#0 / 28404
Top 23%
Gender (Male)
#0 / 16105
Top 35%
Division (M18-39)
#0 / 5642
Race Day Weather
50°/40°F
broken clouds

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
22:03
Rank: #8600
Start → 5K
22:03 | 7:06/mi
10K· 6.21 mi
43:48
Rank: #8244 (+356)
5K → 10K
21:45 | 7:00/mi
15K· 9.32 mi
1:05:48
Rank: #8195 (+49)
10K → 15K
22:00 | 7:05/mi
20K· 12.43 mi
1:27:50
Rank: #7943 (+252)
15K → 20K
22:02 | 7:06/mi
Half· 13.11 mi
1:32:36
Rank: #7899 (+44)
20K → Half
4:46 | 6:59/mi
25K· 15.53 mi
1:49:45
Rank: #7691 (+208)
Half → 25K
17:09 | 7:04/mi
30K· 18.64 mi
2:12:24
Rank: #7366 (+325)
25K → 30K
22:39 | 7:17/mi
20M
2:22:22
Rank: #7187 (+179)
30K → 20M
9:58 | 7:20/mi
21M
2:30:08
Rank: #7058 (+129)
20M → 21M
7:46 | 7:46/mi
35K· 21.75 mi
2:35:28
Rank: #6992 (+66)
21M → 35K
5:20 | 7:08/mi
23M
2:44:43
Rank: #6843 (+149)
35K → 23M
9:15 | 7:23/mi
24M
2:51:54
Rank: #6720 (+123)
23M → 24M
7:11 | 7:11/mi
40K· 24.85 mi
2:58:10
Rank: #6629 (+91)
24M → 40K
6:16 | 7:20/mi
25.2M
3:00:52
Rank: #6578 (+51)
40K → 25.2M
2:42 | 7:50/mi
Finish· 26.22 mi
3:08:07
Rank: #6520 (+58)
25.2M → Finish
7:15 | 7:07/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:32:36
Pace7:04 /mi
2nd Half
Distance13.11 mi
Time1:35:31
Pace7:17 /mi
📊Positive Split: 3.1% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:37:4022:037:0622:03
7:06
-
10K
6.21 mi11:59:2543:487:0321:45
7:00
-0:06
15K
9.32 mi12:21:251:05:487:0422:00
7:05
+0:05
20K
12.43 mi12:43:271:27:507:0422:02
7:06
+0:01
Half
13.11 mi12:48:131:32:367:044:46
6:59
-0:07
25K
15.53 mi13:05:221:49:457:0417:09
7:04
+0:05
30K
18.64 mi13:28:012:12:247:0622:39
7:17
+0:13
20M
20.00 mi13:37:592:22:227:079:58
7:20
+0:03
21M
21.00 mi13:45:452:30:087:097:46
7:46
+0:26
35K
21.75 mi13:51:052:35:287:095:20
7:08
-0:38
23M
23.00 mi14:00:202:44:437:109:15
7:23
+0:15
24M
24.00 mi14:07:312:51:547:107:11
7:11
-0:12
40K
24.85 mi14:13:472:58:107:106:16
7:20
+0:09
25.2M
25.20 mi14:16:293:00:527:112:42
7:50
+0:30
Finish
26.22 mi14:23:443:08:077:117:15
7:07
-0:43

Checkpoints & Pacing

📈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

6:59 /mi

Average Pace

7:11 /mi

Slowest Pace

7:50 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:57:39

94% of race

Time at Steady Pace

10:28

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

Overall Pace Trend

CheckpointDistanceTime of DayTimeAvg PaceSegmentPaceTrendRank
5K
3.11 mi11:37:4022:037:0622:03
7:06
#8600
10K
6.21 mi11:59:2543:487:0321:45
7:00
#8244
15K
9.32 mi12:21:251:05:487:0422:00
7:05
#8195
20K
12.43 mi12:43:271:27:507:0422:02
7:06
#7943
Half
13.11 mi12:48:131:32:367:044:46
6:59
#7899
25K
15.53 mi13:05:221:49:457:0417:09
7:04
#7691
30K
18.64 mi13:28:012:12:247:0622:39
7:17
#7366
20M
20.00 mi13:37:592:22:227:079:58
7:20
#7187
21M
21.00 mi13:45:452:30:087:097:46
7:46
#7058
35K
21.75 mi13:51:052:35:287:095:20
7:08
#6992
23M
23.00 mi14:00:202:44:437:109:15
7:23
#6843
24M
24.00 mi14:07:312:51:547:107:11
7:11
#6720
40K
24.85 mi14:13:472:58:107:106:16
7:20
#6629
25.2M
25.20 mi14:16:293:00:527:112:42
7:50
#6578
Finish
26.22 mi14:23:443:08:077:117:15
7:07
#6520
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM18-39Seg. OverallSeg. MalesSeg. M18-39
5K3.11 mi3.11 mi8600737773778202(Top 29%)7060(Top 44%)7060(Top 125%)
10K6.21 mi3.10 mi8244+3567135+2427135+2427914(Top 28%)6921(Top 43%)6921(Top 123%)
15K9.32 mi3.11 mi8195+497095+407095+408202(Top 29%)7060(Top 44%)7060(Top 125%)
20K12.43 mi3.11 mi7943+2526917+1786917+1787456(Top 26%)6525(Top 41%)6525(Top 116%)
Half13.11 mi0.68 mi7899+446886+316886+317449(Top 26%)6539(Top 41%)6539(Top 116%)
25K15.53 mi2.42 mi7691+2086736+1506736+1506805(Top 24%)5982(Top 37%)5982(Top 106%)
30K18.64 mi3.11 mi7366+3256475+2616475+2616394(Top 23%)5585(Top 35%)5585(Top 99%)
20M20.00 mi1.36 mi7187+1796313+1626313+1626002(Top 21%)5204(Top 32%)5204(Top 92%)
21M21.00 mi1.00 mi7058+1296196+1176196+1175996(Top 21%)5067(Top 31%)5067(Top 90%)
35K21.75 mi0.75 mi6992+666134+626134+626153(Top 22%)5175(Top 32%)5175(Top 92%)
23M23.00 mi1.25 mi6843+1495989+1455989+1455987(Top 21%)4965(Top 31%)4965(Top 88%)
24M24.00 mi1.00 mi6720+1235876+1135876+1135722(Top 20%)4747(Top 29%)4747(Top 84%)
40K24.85 mi0.85 mi6629+915785+915785+915807(Top 20%)4740(Top 29%)4740(Top 84%)
25.2M25.20 mi0.35 mi6578+515737+485737+485047(Top 18%)4164(Top 26%)4164(Top 74%)
Finish26.22 mi1.02 mi6520+585666+715666+716462(Top 23%)5020(Top 31%)5020(Top 89%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 29%
×21stories
+97ft-345ft

Overall

8202

Males

7060

M18-39

7060

5K→10K

3.1 - 6.2 mi

Top 28%
×5stories
+79ft-138ft

Overall

7914

Males

6921

M18-39

6921

10K→15K

6.2 - 9.3 mi

Top 29%
×3stories
+67ft-78ft

Overall

8202

Males

7060

M18-39

7060

15K→20K

9.3 - 12.4 mi

Top 26%
×5stories
+106ft-86ft

Overall

7456

Males

6525

M18-39

6525

20K→Half

12.4 - 13.1 mi

Top 26%
×2stories
+19ft-37ft

Overall

7449

Males

6539

M18-39

6539

Half→25K

13.1 - 15.5 mi

Top 24%
×4stories
+66ft-88ft

Overall

6805

Males

5982

M18-39

5982

25K→30K

15.5 - 18.6 mi

Top 23%
×9stories
+181ft-148ft

Overall

6394

Males

5585

M18-39

5585

30K→20M

18.6 - 20.0 mi

Top 21%
×5stories
+64ft-50ft

Overall

6002

Males

5204

M18-39

5204

20M→21M

20.0 - 21.0 mi

Top 21%
×8stories
+106ft-24ft

Overall

5996

Males

5067

M18-39

5067

21M→35K

21.0 - 21.8 mi

Top 22%
×7stories
+17ft-86ft

Overall

6153

Males

5175

M18-39

5175

35K→23M

21.8 - 23.0 mi

Top 21%
×5stories
+23ft-63ft

Overall

5987

Males

4965

M18-39

4965

23M→24M

23.0 - 24.0 mi

Top 20%
×6stories
+12ft-82ft

Overall

5722

Males

4747

M18-39

4747

24M→40K

24.0 - 24.9 mi

Top 20%
×1story
+6ft-20ft

Overall

5807

Males

4740

M18-39

4740

40K→25.2M

24.9 - 25.2 mi

Top 18%
×1story
+13ft-16ft

Overall

5047

Males

4164

M18-39

4164

25.2M→Finish

25.2 - 26.2 mi

Top 23%
×2stories
+22ft-21ft

Overall

6462

Males

5020

M18-39

5020

Passing Analysis

Category:
Athletes Passed
2544
Passed By
464
Net Change
+2080
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#8600
5K → 10K43983+356#8600#8244
10K → 15K169120+49#8244#8195
15K → 20K28230+252#8195#7943
20K → Half506+44#7943#7899
Half → 25K22921+208#7899#7691
25K → 30K36742+325#7691#7366
30K → 20M18910+179#7366#7187
20M → 21M16334+129#7187#7058
21M → 35K8014+66#7058#6992
35K → 23M17223+149#6992#6843
23M → 24M13815+123#6843#6720
24M → 40K11221+91#6720#6629
40K → 25.2M587+51#6629#6578
25.2M → Finish9638+58#6578#6520
TOTALS2544464+2080
📊

Passing Visuals

Category:
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🔥Passing Intensity

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🔄Passing Circle

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🌊Position Flow

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🏃Race Lanes

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Public Race Data

Boston Athletic Association

Boston Athletic Association

Mika Timing

Mika Timing