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BOSTON MARATHON 2025

Sherwin Parkhurst

Bib: 1857•M

ME

0:00
0:00
/ mi
Masters
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Overall
#0 / 28404
Top 10%
Gender (Male)
#0 / 16105
Top 17%
Masters (Masters Men)
#0 / 10463
Top 5%
Division (M40-44)
#0 / 2247
Top 16%
Race Day Weather
50°/40°F
broken clouds

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
18:31
Rank: #964
Start → 5K
18:31 | 5:58/mi
10K· 6.21 mi
37:03
Rank: #988 (-24)
5K → 10K
18:32 | 5:58/mi
15K· 9.32 mi
55:32
Rank: #940 (+48)
10K → 15K
18:29 | 5:57/mi
20K· 12.43 mi
1:14:02
Rank: #884 (+56)
15K → 20K
18:30 | 5:57/mi
Half· 13.11 mi
1:18:04
Rank: #883 (+1)
20K → Half
4:02 | 5:55/mi
25K· 15.53 mi
1:32:49
Rank: #883
Half → 25K
14:45 | 6:05/mi
30K· 18.64 mi
1:53:58
Rank: #1168 (-285)
25K → 30K
21:09 | 6:48/mi
20M
2:04:25
Rank: #1468 (-300)
30K → 20M
10:27 | 7:41/mi
21M
2:12:43
Rank: #1762 (-294)
20M → 21M
8:18 | 8:18/mi
35K· 21.75 mi
2:18:16
Rank: #1915 (-153)
21M → 35K
5:33 | 7:25/mi
23M
2:28:19
Rank: #2253 (-338)
35K → 23M
10:03 | 8:02/mi
24M
2:36:11
Rank: #2498 (-245)
23M → 24M
7:52 | 7:52/mi
40K· 24.85 mi
2:43:03
Rank: #2699 (-201)
24M → 40K
6:52 | 8:02/mi
25.2M
2:45:58
Rank: #2764 (-65)
40K → 25.2M
2:55 | 8:27/mi
Finish· 26.22 mi
2:53:07
Rank: #2830 (-66)
25.2M → Finish
7:09 | 7:01/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:18:04
Pace5:57 /mi
2nd Half
Distance13.11 mi
Time1:35:03
Pace7:15 /mi
📊Positive Split: 21.8% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:18:4818:315:5818:31
5:58
-
10K
6.21 mi10:37:2037:035:5818:32
5:58
0:00
15K
9.32 mi10:55:4955:325:5718:29
5:57
-0:01
20K
12.43 mi11:14:191:14:025:5718:30
5:57
0:00
Half
13.11 mi11:18:211:18:045:574:02
5:55
-0:02
25K
15.53 mi11:33:061:32:495:5814:45
6:05
+0:10
30K
18.64 mi11:54:151:53:586:0721:09
6:48
+0:43
20M
20.00 mi12:04:422:04:256:1310:27
7:41
+0:53
21M
21.00 mi12:13:002:12:436:198:18
8:18
+0:37
35K
21.75 mi12:18:332:18:166:215:33
7:25
-0:53
23M
23.00 mi12:28:362:28:196:2710:03
8:02
+0:37
24M
24.00 mi12:36:282:36:116:307:52
7:52
-0:10
40K
24.85 mi12:43:202:43:036:346:52
8:02
+0:10
25.2M
25.20 mi12:46:152:45:586:352:55
8:27
+0:25
Finish
26.22 mi12:53:242:53:076:367:09
7:01
-1:26

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

5:55 /mi

Average Pace

6:36 /mi

Slowest Pace

8:27 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

1:32:49

54% of race

Time at Steady Pace

33:51

20% of race

Time at Slower Pace

46:27

27% of race

Average Pace: 6:36 /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 mi10:18:4818:315:5818:31
5:58
#964
10K
6.21 mi10:37:2037:035:5818:32
5:58
#988
15K
9.32 mi10:55:4955:325:5718:29
5:57
#940
20K
12.43 mi11:14:191:14:025:5718:30
5:57
#884
Half
13.11 mi11:18:211:18:045:574:02
5:55
#883
25K
15.53 mi11:33:061:32:495:5814:45
6:05
#883
30K
18.64 mi11:54:151:53:586:0721:09
6:48
#1168
20M
20.00 mi12:04:422:04:256:1310:27
7:41
#1468
21M
21.00 mi12:13:002:12:436:198:18
8:18
#1762
35K
21.75 mi12:18:332:18:166:215:33
7:25
#1915
23M
23.00 mi12:28:362:28:196:2710:03
8:02
#2253
24M
24.00 mi12:36:282:36:116:307:52
7:52
#2498
40K
24.85 mi12:43:202:43:036:346:52
8:02
#2699
25.2M
25.20 mi12:46:152:45:586:352:55
8:27
#2764
Finish
26.22 mi12:53:242:53:076:367:09
7:01
#2830
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM40-44Seg. OverallSeg. MalesSeg. M40-44
5K3.11 mi3.11 mi964906906889(Top 3%)837(Top 5%)837(Top 37%)
10K6.21 mi3.10 mi988-24930-24930-241018(Top 4%)961(Top 6%)961(Top 43%)
15K9.32 mi3.11 mi940+48884+46884+46889(Top 3%)837(Top 5%)837(Top 37%)
20K12.43 mi3.11 mi884+56831+53831+53762(Top 3%)714(Top 4%)714(Top 32%)
Half13.11 mi0.68 mi883+1831831891(Top 3%)843(Top 5%)843(Top 38%)
25K15.53 mi2.42 mi8838318311040(Top 4%)983(Top 6%)983(Top 44%)
30K18.64 mi3.11 mi1168-2851103-2721103-2723475(Top 12%)3230(Top 20%)3230(Top 144%)
20M20.00 mi1.36 mi1468-3001388-2851388-2858239(Top 29%)6576(Top 41%)6576(Top 293%)
21M21.00 mi1.00 mi1762-2941673-2851673-2859169(Top 32%)6899(Top 43%)6899(Top 307%)
35K21.75 mi0.75 mi1915-1531819-1461819-1467985(Top 28%)6270(Top 39%)6270(Top 279%)
23M23.00 mi1.25 mi2253-3382145-3262145-32610176(Top 36%)7309(Top 45%)7309(Top 325%)
24M24.00 mi1.00 mi2498-2452373-2282373-22810262(Top 36%)7282(Top 45%)7282(Top 324%)
40K24.85 mi0.85 mi2699-2012557-1842557-18410365(Top 36%)7211(Top 45%)7211(Top 321%)
25.2M25.20 mi0.35 mi2764-652617-602617-608412(Top 30%)6097(Top 38%)6097(Top 271%)
Finish26.22 mi1.02 mi2830-662677-602677-605794(Top 20%)4591(Top 29%)4591(Top 204%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 3%
×21stories
+97ft-345ft

Overall

889

Males

837

M40-44

837

5K→10K

3.1 - 6.2 mi

Top 4%
×5stories
+79ft-138ft

Overall

1018

Males

961

M40-44

961

10K→15K

6.2 - 9.3 mi

Top 3%
×3stories
+67ft-78ft

Overall

889

Males

837

M40-44

837

15K→20K

9.3 - 12.4 mi

Top 3%
×5stories
+106ft-86ft

Overall

762

Males

714

M40-44

714

20K→Half

12.4 - 13.1 mi

Top 3%
×2stories
+19ft-37ft

Overall

891

Males

843

M40-44

843

Half→25K

13.1 - 15.5 mi

Top 4%
×4stories
+66ft-88ft

Overall

1040

Males

983

M40-44

983

25K→30K

15.5 - 18.6 mi

Top 12%
×9stories
+181ft-148ft

Overall

3475

Males

3230

M40-44

3230

30K→20M

18.6 - 20.0 mi

Top 29%
×5stories
+64ft-50ft

Overall

8239

Males

6576

M40-44

6576

20M→21M

20.0 - 21.0 mi

Top 32%
×8stories
+106ft-24ft

Overall

9169

Males

6899

M40-44

6899

21M→35K

21.0 - 21.8 mi

Top 28%
×7stories
+17ft-86ft

Overall

7985

Males

6270

M40-44

6270

35K→23M

21.8 - 23.0 mi

Top 36%
×5stories
+23ft-63ft

Overall

10176

Males

7309

M40-44

7309

23M→24M

23.0 - 24.0 mi

Top 36%
×6stories
+12ft-82ft

Overall

10262

Males

7282

M40-44

7282

24M→40K

24.0 - 24.9 mi

Top 36%
×1story
+6ft-20ft

Overall

10365

Males

7211

M40-44

7211

40K→25.2M

24.9 - 25.2 mi

Top 30%
×1story
+13ft-16ft

Overall

8412

Males

6097

M40-44

6097

25.2M→Finish

25.2 - 26.2 mi

Top 20%
×2stories
+22ft-21ft

Overall

5794

Males

4591

M40-44

4591

Passing Analysis

Category:
Athletes Passed
246
Passed By
2112
Net Change
-1866
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#964
5K → 10K3761-24#964#988
10K → 15K557+48#988#940
15K → 20K626+56#940#884
20K → Half87+1#884#883
Half → 25K23230#883#883
25K → 30K8293-285#883#1168
30K → 20M3303-300#1168#1468
20M → 21M4298-294#1468#1762
21M → 35K5158-153#1762#1915
35K → 23M4342-338#1915#2253
23M → 24M11256-245#2253#2498
24M → 40K6207-201#2498#2699
40K → 25.2M368-65#2699#2764
25.2M → Finish1783-66#2764#2830
TOTALS2462112-1866
📊

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