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BOSTON MARATHON 2025

Chris Roberts

Bib: 4610•M

AR

0:00
0:00
/ mi
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Overall
#0 / 28404
Top 12%
Gender (Male)
#0 / 16105
Top 20%
Division (M18-39)
#0 / 5642
Top 43%
Race Day Weather
50°/40°F
broken clouds

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
19:11
Rank: #1728
Start → 5K
19:11 | 6:10/mi
10K· 6.21 mi
38:38
Rank: #1969 (-241)
5K → 10K
19:27 | 6:16/mi
15K· 9.32 mi
58:23
Rank: #2174 (-205)
10K → 15K
19:45 | 6:21/mi
20K· 12.43 mi
1:18:07
Rank: #2182 (-8)
15K → 20K
19:44 | 6:21/mi
Half· 13.11 mi
1:22:34
Rank: #2267 (-85)
20K → Half
4:27 | 6:31/mi
25K· 15.53 mi
1:39:08
Rank: #2641 (-374)
Half → 25K
16:34 | 6:50/mi
30K· 18.64 mi
2:01:07
Rank: #3025 (-384)
25K → 30K
21:59 | 7:05/mi
20M
2:10:29
Rank: #3018 (+7)
30K → 20M
9:22 | 6:54/mi
21M
2:17:47
Rank: #3011 (+7)
20M → 21M
7:18 | 7:18/mi
35K· 21.75 mi
2:22:42
Rank: #2971 (+40)
21M → 35K
4:55 | 6:34/mi
23M
2:31:22
Rank: #2947 (+24)
35K → 23M
8:40 | 6:55/mi
24M
2:38:34
Rank: #3022 (-75)
23M → 24M
7:12 | 7:12/mi
40K· 24.85 mi
2:45:07
Rank: #3144 (-122)
24M → 40K
6:33 | 7:40/mi
25.2M
2:48:04
Rank: #3225 (-81)
40K → 25.2M
2:57 | 8:33/mi
Finish· 26.22 mi
2:55:53
Rank: #3450 (-225)
25.2M → Finish
7:49 | 7:40/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:22:34
Pace6:18 /mi
2nd Half
Distance13.11 mi
Time1:33:19
Pace7:07 /mi
📊Positive Split: 13.0% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:23:1219:116:1019:11
6:10
-
10K
6.21 mi10:42:3938:386:1319:27
6:16
+0:06
15K
9.32 mi11:02:2458:236:1619:45
6:21
+0:05
20K
12.43 mi11:22:081:18:076:1719:44
6:21
0:00
Half
13.11 mi11:26:351:22:346:184:27
6:31
+0:10
25K
15.53 mi11:43:091:39:086:2316:34
6:50
+0:19
30K
18.64 mi12:05:082:01:076:3021:59
7:05
+0:15
20M
20.00 mi12:14:302:10:296:319:22
6:54
-0:11
21M
21.00 mi12:21:482:17:476:347:18
7:18
+0:24
35K
21.75 mi12:26:432:22:426:344:55
6:34
-0:44
23M
23.00 mi12:35:232:31:226:358:40
6:55
+0:21
24M
24.00 mi12:42:352:38:346:367:12
7:12
+0:17
40K
24.85 mi12:49:082:45:076:396:33
7:40
+0:28
25.2M
25.20 mi12:52:052:48:046:402:57
8:33
+0:53
Finish
26.22 mi12:59:542:55:536:437:49
7:40
-0:53

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

6:10 /mi

Average Pace

6:43 /mi

Slowest Pace

8:33 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

1:27:29

50% of race

Time at Steady Pace

1:03:47

36% of race

Time at Slower Pace

24:37

14% of race

Average Pace: 6:42 /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 mi10:23:1219:116:1019:11
6:10
#1728
10K
6.21 mi10:42:3938:386:1319:27
6:16
#1969
15K
9.32 mi11:02:2458:236:1619:45
6:21
#2174
20K
12.43 mi11:22:081:18:076:1719:44
6:21
#2182
Half
13.11 mi11:26:351:22:346:184:27
6:31
#2267
25K
15.53 mi11:43:091:39:086:2316:34
6:50
#2641
30K
18.64 mi12:05:082:01:076:3021:59
7:05
#3025
20M
20.00 mi12:14:302:10:296:319:22
6:54
#3018
21M
21.00 mi12:21:482:17:476:347:18
7:18
#3011
35K
21.75 mi12:26:432:22:426:344:55
6:34
#2971
23M
23.00 mi12:35:232:31:226:358:40
6:55
#2947
24M
24.00 mi12:42:352:38:346:367:12
7:12
#3022
40K
24.85 mi12:49:082:45:076:396:33
7:40
#3144
25.2M
25.20 mi12:52:052:48:046:402:57
8:33
#3225
Finish
26.22 mi12:59:542:55:536:437:49
7:40
#3450
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM18-39Seg. OverallSeg. MalesSeg. M18-39
5K3.11 mi3.11 mi1728164216422682(Top 9%)2556(Top 16%)2556(Top 45%)
10K6.21 mi3.10 mi1969-2411877-2351877-2352195(Top 8%)2098(Top 13%)2098(Top 37%)
15K9.32 mi3.11 mi2174-2052075-1982075-1982682(Top 9%)2556(Top 16%)2556(Top 45%)
20K12.43 mi3.11 mi2182-82083-82083-82288(Top 8%)2181(Top 14%)2181(Top 39%)
Half13.11 mi0.68 mi2267-852166-832166-833864(Top 14%)3644(Top 23%)3644(Top 65%)
25K15.53 mi2.42 mi2641-3742522-3562522-3565130(Top 18%)4705(Top 29%)4705(Top 83%)
30K18.64 mi3.11 mi3025-3842880-3582880-3585178(Top 18%)4686(Top 29%)4686(Top 83%)
20M20.00 mi1.36 mi3018+72867+132867+133488(Top 12%)3224(Top 20%)3224(Top 57%)
21M21.00 mi1.00 mi3011+72855+122855+123634(Top 13%)3323(Top 21%)3323(Top 59%)
35K21.75 mi0.75 mi2971+402814+412814+412856(Top 10%)2638(Top 16%)2638(Top 47%)
23M23.00 mi1.25 mi2947+242789+252789+253349(Top 12%)3047(Top 19%)3047(Top 54%)
24M24.00 mi1.00 mi3022-752858-692858-695819(Top 20%)4807(Top 30%)4807(Top 85%)
40K24.85 mi0.85 mi3144-1222965-1072965-1077801(Top 27%)5876(Top 36%)5876(Top 104%)
25.2M25.20 mi0.35 mi3225-813036-713036-719010(Top 32%)6429(Top 40%)6429(Top 114%)
Finish26.22 mi1.02 mi3450-2253226-1903226-19010438(Top 37%)7208(Top 45%)7208(Top 128%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 9%
×21stories
+97ft-345ft

Overall

2682

Males

2556

M18-39

2556

5K→10K

3.1 - 6.2 mi

Top 8%
×5stories
+79ft-138ft

Overall

2195

Males

2098

M18-39

2098

10K→15K

6.2 - 9.3 mi

Top 9%
×3stories
+67ft-78ft

Overall

2682

Males

2556

M18-39

2556

15K→20K

9.3 - 12.4 mi

Top 8%
×5stories
+106ft-86ft

Overall

2288

Males

2181

M18-39

2181

20K→Half

12.4 - 13.1 mi

Top 14%
×2stories
+19ft-37ft

Overall

3864

Males

3644

M18-39

3644

Half→25K

13.1 - 15.5 mi

Top 18%
×4stories
+66ft-88ft

Overall

5130

Males

4705

M18-39

4705

25K→30K

15.5 - 18.6 mi

Top 18%
×9stories
+181ft-148ft

Overall

5178

Males

4686

M18-39

4686

30K→20M

18.6 - 20.0 mi

Top 12%
×5stories
+64ft-50ft

Overall

3488

Males

3224

M18-39

3224

20M→21M

20.0 - 21.0 mi

Top 13%
×8stories
+106ft-24ft

Overall

3634

Males

3323

M18-39

3323

21M→35K

21.0 - 21.8 mi

Top 10%
×7stories
+17ft-86ft

Overall

2856

Males

2638

M18-39

2638

35K→23M

21.8 - 23.0 mi

Top 12%
×5stories
+23ft-63ft

Overall

3349

Males

3047

M18-39

3047

23M→24M

23.0 - 24.0 mi

Top 20%
×6stories
+12ft-82ft

Overall

5819

Males

4807

M18-39

4807

24M→40K

24.0 - 24.9 mi

Top 27%
×1story
+6ft-20ft

Overall

7801

Males

5876

M18-39

5876

40K→25.2M

24.9 - 25.2 mi

Top 32%
×1story
+13ft-16ft

Overall

9010

Males

6429

M18-39

6429

25.2M→Finish

25.2 - 26.2 mi

Top 37%
×2stories
+22ft-21ft

Overall

10438

Males

7208

M18-39

7208

Passing Analysis

Category:
Athletes Passed
441
Passed By
2163
Net Change
-1722
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#1728
5K → 10K28269-241#1728#1969
10K → 15K25230-205#1969#2174
15K → 20K6371-8#2174#2182
20K → Half186-85#2182#2267
Half → 25K13387-374#2267#2641
25K → 30K33417-384#2641#3025
30K → 20M5447+7#3025#3018
20M → 21M5144+7#3018#3011
21M → 35K5313+40#3011#2971
35K → 23M6844+24#2971#2947
23M → 24M2196-75#2947#3022
24M → 40K15137-122#3022#3144
40K → 25.2M990-81#3144#3225
25.2M → Finish7232-225#3225#3450
TOTALS4412163-1722
📊

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