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BOSTON MARATHON 2025

Laurence Mcdaris

Bib: 4816•M

LA

0:00
0:00
/ mi
Masters
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Overall
#0 / 28404
Top 36%
Gender (Male)
#0 / 16105
Top 49%
Masters (Masters Men)
#0 / 10463
Top 38%
Division (M40-44)
#0 / 2247
Race Day Weather
50°/40°F
broken clouds

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
20:48
Rank: #5415
Start → 5K
20:48 | 6:42/mi
10K· 6.21 mi
41:20
Rank: #4949 (+466)
5K → 10K
20:32 | 6:37/mi
15K· 9.32 mi
1:02:05
Rank: #4886 (+63)
10K → 15K
20:45 | 6:41/mi
20K· 12.43 mi
1:22:56
Rank: #4768 (+118)
15K → 20K
20:51 | 6:43/mi
Half· 13.11 mi
1:27:29
Rank: #4761 (+7)
20K → Half
4:33 | 6:40/mi
25K· 15.53 mi
1:44:16
Rank: #4913 (-152)
Half → 25K
16:47 | 6:55/mi
30K· 18.64 mi
2:07:44
Rank: #5605 (-692)
25K → 30K
23:28 | 7:33/mi
20M
2:18:47
Rank: #6003 (-398)
30K → 20M
11:03 | 8:08/mi
21M
2:28:47
Rank: #6614 (-611)
20M → 21M
10:00 | 10:00/mi
35K· 21.75 mi
2:35:14
Rank: #6911 (-297)
21M → 35K
6:27 | 8:37/mi
23M
2:47:51
Rank: #7792 (-881)
35K → 23M
12:37 | 10:05/mi
24M
2:57:24
Rank: #8446 (-654)
23M → 24M
9:33 | 9:33/mi
40K· 24.85 mi
3:06:35
Rank: #9304 (-858)
24M → 40K
9:11 | 10:44/mi
25.2M
3:10:40
Rank: #9654 (-350)
40K → 25.2M
4:05 | 11:50/mi
Finish· 26.22 mi
3:20:09
Rank: #10198 (-544)
25.2M → Finish
9:29 | 9:18/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:27:29
Pace6:40 /mi
2nd Half
Distance13.11 mi
Time1:52:40
Pace8:36 /mi
📊Positive Split: 28.8% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:26:0020:486:4220:48
6:42
-
10K
6.21 mi10:46:3241:206:3920:32
6:37
-0:05
15K
9.32 mi11:07:171:02:056:4020:45
6:41
+0:04
20K
12.43 mi11:28:081:22:566:4020:51
6:43
+0:02
Half
13.11 mi11:32:411:27:296:404:33
6:40
-0:03
25K
15.53 mi11:49:281:44:166:4316:47
6:55
+0:15
30K
18.64 mi12:12:562:07:446:5123:28
7:33
+0:38
20M
20.00 mi12:23:592:18:476:5611:03
8:08
+0:35
21M
21.00 mi12:33:592:28:477:0510:00
10:00
+1:52
35K
21.75 mi12:40:262:35:147:086:27
8:37
-1:23
23M
23.00 mi12:53:032:47:517:1812:37
10:05
+1:28
24M
24.00 mi13:02:362:57:247:249:33
9:33
-0:32
40K
24.85 mi13:11:473:06:357:309:11
10:44
+1:11
25.2M
25.20 mi13:15:523:10:407:344:05
11:50
+1:06
Finish
26.22 mi13:25:213:20:097:389:29
9:18
-2:32

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

6:37 /mi

Average Pace

7:38 /mi

Slowest Pace

11:50 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

1:44:16

52% of race

Time at Steady Pace

40:58

20% of race

Time at Slower Pace

54:55

27% of race

Average Pace: 7:38 /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 mi10:26:0020:486:4220:48
6:42
#5415
10K
6.21 mi10:46:3241:206:3920:32
6:37
#4949
15K
9.32 mi11:07:171:02:056:4020:45
6:41
#4886
20K
12.43 mi11:28:081:22:566:4020:51
6:43
#4768
Half
13.11 mi11:32:411:27:296:404:33
6:40
#4761
25K
15.53 mi11:49:281:44:166:4316:47
6:55
#4913
30K
18.64 mi12:12:562:07:446:5123:28
7:33
#5605
20M
20.00 mi12:23:592:18:476:5611:03
8:08
#6003
21M
21.00 mi12:33:592:28:477:0510:00
10:00
#6614
35K
21.75 mi12:40:262:35:147:086:27
8:37
#6911
23M
23.00 mi12:53:032:47:517:1812:37
10:05
#7792
24M
24.00 mi13:02:362:57:247:249:33
9:33
#8446
40K
24.85 mi13:11:473:06:357:309:11
10:44
#9304
25.2M
25.20 mi13:15:523:10:407:344:05
11:50
#9654
Finish
26.22 mi13:25:213:20:097:389:29
9:18
#10198
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM40-44Seg. OverallSeg. MalesSeg. M40-44
5K3.11 mi3.11 mi5415503250324896(Top 17%)4567(Top 28%)4567(Top 203%)
10K6.21 mi3.10 mi4949+4664617+4154617+4154555(Top 16%)4269(Top 27%)4269(Top 190%)
15K9.32 mi3.11 mi4886+634563+544563+544896(Top 17%)4567(Top 28%)4567(Top 203%)
20K12.43 mi3.11 mi4768+1184449+1144449+1144544(Top 16%)4231(Top 26%)4231(Top 188%)
Half13.11 mi0.68 mi4761+74441+84441+85087(Top 18%)4716(Top 29%)4716(Top 210%)
25K15.53 mi2.42 mi4913-1524565-1244565-1245824(Top 21%)5258(Top 33%)5258(Top 234%)
30K18.64 mi3.11 mi5605-6925126-5615126-5618111(Top 29%)6655(Top 41%)6655(Top 296%)
20M20.00 mi1.36 mi6003-3985420-2945420-29411301(Top 40%)8180(Top 51%)8180(Top 364%)
21M21.00 mi1.00 mi6614-6115873-4535873-45318269(Top 64%)11285(Top 70%)11285(Top 502%)
35K21.75 mi0.75 mi6911-2976074-2016074-20116142(Top 57%)10225(Top 63%)10225(Top 455%)
23M23.00 mi1.25 mi7792-8816606-5326606-53220711(Top 73%)12244(Top 76%)12244(Top 545%)
24M24.00 mi1.00 mi8446-6546980-3746980-37419772(Top 70%)11747(Top 73%)11747(Top 523%)
40K24.85 mi0.85 mi9304-8587436-4567436-45622527(Top 79%)12997(Top 81%)12997(Top 578%)
25.2M25.20 mi0.35 mi9654-3507607-1717607-17122835(Top 80%)13178(Top 82%)13178(Top 586%)
Finish26.22 mi1.02 mi10198-5447854-2477854-24720377(Top 72%)11988(Top 74%)11988(Top 534%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 17%
×21stories
+97ft-345ft

Overall

4896

Males

4567

M40-44

4567

5K→10K

3.1 - 6.2 mi

Top 16%
×5stories
+79ft-138ft

Overall

4555

Males

4269

M40-44

4269

10K→15K

6.2 - 9.3 mi

Top 17%
×3stories
+67ft-78ft

Overall

4896

Males

4567

M40-44

4567

15K→20K

9.3 - 12.4 mi

Top 16%
×5stories
+106ft-86ft

Overall

4544

Males

4231

M40-44

4231

20K→Half

12.4 - 13.1 mi

Top 18%
×2stories
+19ft-37ft

Overall

5087

Males

4716

M40-44

4716

Half→25K

13.1 - 15.5 mi

Top 21%
×4stories
+66ft-88ft

Overall

5824

Males

5258

M40-44

5258

25K→30K

15.5 - 18.6 mi

Top 29%
×9stories
+181ft-148ft

Overall

8111

Males

6655

M40-44

6655

30K→20M

18.6 - 20.0 mi

Top 40%
×5stories
+64ft-50ft

Overall

11301

Males

8180

M40-44

8180

20M→21M

20.0 - 21.0 mi

Top 64%
×8stories
+106ft-24ft

Overall

18269

Males

11285

M40-44

11285

21M→35K

21.0 - 21.8 mi

Top 57%
×7stories
+17ft-86ft

Overall

16142

Males

10225

M40-44

10225

35K→23M

21.8 - 23.0 mi

Top 73%
×5stories
+23ft-63ft

Overall

20711

Males

12244

M40-44

12244

23M→24M

23.0 - 24.0 mi

Top 70%
×6stories
+12ft-82ft

Overall

19772

Males

11747

M40-44

11747

24M→40K

24.0 - 24.9 mi

Top 79%
×1story
+6ft-20ft

Overall

22527

Males

12997

M40-44

12997

40K→25.2M

24.9 - 25.2 mi

Top 80%
×1story
+13ft-16ft

Overall

22835

Males

13178

M40-44

13178

25.2M→Finish

25.2 - 26.2 mi

Top 72%
×2stories
+22ft-21ft

Overall

20377

Males

11988

M40-44

11988

Passing Analysis

Category:
Athletes Passed
1043
Passed By
5824
Net Change
-4783
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#5415
5K → 10K50539+466#5415#4949
10K → 15K14380+63#4949#4886
15K → 20K18163+118#4886#4768
20K → Half2720+7#4768#4761
Half → 25K66218-152#4761#4913
25K → 30K58750-692#4913#5605
30K → 20M9407-398#5605#6003
20M → 21M7618-611#6003#6614
21M → 35K9306-297#6614#6911
35K → 23M11892-881#6911#7792
23M → 24M9663-654#7792#8446
24M → 40K7865-858#8446#9304
40K → 25.2M3353-350#9304#9654
25.2M → Finish8550-544#9654#10198
TOTALS10435824-4783
📊

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