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BOSTON MARATHON 2025

Jim Mccloud

Bib: 27147•M

CT

0:00
0:00
/ mi
Masters
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Overall
#0 / 28404
Gender (Male)
#0 / 16105
Masters (Masters Men)
#0 / 10463
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
25:54
Rank: #18938
Start → 5K
25:54 | 8:20/mi
10K· 6.21 mi
50:20
Rank: #17256 (+1682)
5K → 10K
24:26 | 7:52/mi
15K· 9.32 mi
1:15:10
Rank: #16806 (+450)
10K → 15K
24:50 | 8:00/mi
20K· 12.43 mi
1:40:50
Rank: #16782 (+24)
15K → 20K
25:40 | 8:16/mi
Half· 13.11 mi
1:46:10
Rank: #16665 (+117)
20K → Half
5:20 | 7:49/mi
25K· 15.53 mi
2:06:10
Rank: #16460 (+205)
Half → 25K
20:00 | 8:15/mi
30K· 18.64 mi
2:33:23
Rank: #16391 (+69)
25K → 30K
27:13 | 8:46/mi
20M
2:46:03
Rank: #16526 (-135)
30K → 20M
12:40 | 9:19/mi
21M
2:55:36
Rank: #16466 (+60)
20M → 21M
9:33 | 9:33/mi
35K· 21.75 mi
3:02:09
Rank: #16454 (+12)
21M → 35K
6:33 | 8:45/mi
23M
3:14:14
Rank: #16642 (-188)
35K → 23M
12:05 | 9:39/mi
24M
3:23:57
Rank: #16874 (-232)
23M → 24M
9:43 | 9:43/mi
40K· 24.85 mi
3:31:42
Rank: #16855 (+19)
24M → 40K
7:45 | 9:04/mi
25.2M
3:35:06
Rank: #16840 (+15)
40K → 25.2M
3:24 | 9:52/mi
Finish· 26.22 mi
3:43:57
Rank: #16883 (-43)
25.2M → Finish
8:51 | 8:41/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:46:10
Pace8:06 /mi
2nd Half
Distance13.11 mi
Time1:57:47
Pace8:59 /mi
📊Positive Split: 10.9% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:44:5225:548:2025:54
8:20
-
10K
6.21 mi12:09:1850:208:0624:26
7:52
-0:28
15K
9.32 mi12:34:081:15:108:0424:50
8:00
+0:08
20K
12.43 mi12:59:481:40:508:0725:40
8:16
+0:16
Half
13.11 mi13:05:081:46:108:065:20
7:49
-0:27
25K
15.53 mi13:25:082:06:108:0720:00
8:15
+0:26
30K
18.64 mi13:52:212:33:238:1427:13
8:46
+0:31
20M
20.00 mi14:05:012:46:038:1812:40
9:19
+0:33
21M
21.00 mi14:14:342:55:368:229:33
9:33
+0:14
35K
21.75 mi14:21:073:02:098:236:33
8:45
-0:48
23M
23.00 mi14:33:123:14:148:2712:05
9:39
+0:54
24M
24.00 mi14:42:553:23:578:309:43
9:43
+0:04
40K
24.85 mi14:50:403:31:428:317:45
9:04
-0:39
25.2M
25.20 mi14:54:043:35:068:323:24
9:52
+0:48
Finish
26.22 mi15:02:553:43:578:338:51
8:41
-1:11

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

7:49 /mi

Average Pace

8:33 /mi

Slowest Pace

9:52 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:06:10

56% of race

Time at Steady Pace

50:22

22% of race

Time at Slower Pace

47:25

21% of race

Average Pace: 8:32 /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 mi11:44:5225:548:2025:54
8:20
#18938
10K
6.21 mi12:09:1850:208:0624:26
7:52
#17256
15K
9.32 mi12:34:081:15:108:0424:50
8:00
#16806
20K
12.43 mi12:59:481:40:508:0725:40
8:16
#16782
Half
13.11 mi13:05:081:46:108:065:20
7:49
#16665
25K
15.53 mi13:25:082:06:108:0720:00
8:15
#16460
30K
18.64 mi13:52:212:33:238:1427:13
8:46
#16391
20M
20.00 mi14:05:012:46:038:1812:40
9:19
#16526
21M
21.00 mi14:14:342:55:368:229:33
9:33
#16466
35K
21.75 mi14:21:073:02:098:236:33
8:45
#16454
23M
23.00 mi14:33:123:14:148:2712:05
9:39
#16642
24M
24.00 mi14:42:553:23:578:309:43
9:43
#16874
40K
24.85 mi14:50:403:31:428:317:45
9:04
#16855
25.2M
25.20 mi14:54:043:35:068:323:24
9:52
#16840
Finish
26.22 mi15:02:553:43:578:338:51
8:41
#16883
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM40-44Seg. OverallSeg. MalesSeg. M40-44
5K3.11 mi3.11 mi18938120071200715993(Top 56%)10807(Top 67%)10807(Top 481%)
10K6.21 mi3.10 mi17256+168211324+68311324+68315382(Top 54%)10571(Top 66%)10571(Top 470%)
15K9.32 mi3.11 mi16806+45011145+17911145+17915993(Top 56%)10807(Top 67%)10807(Top 481%)
20K12.43 mi3.11 mi16782+2411125+2011125+2016691(Top 59%)11045(Top 69%)11045(Top 492%)
Half13.11 mi0.68 mi16665+11711077+4811077+4814386(Top 51%)10079(Top 63%)10079(Top 449%)
25K15.53 mi2.42 mi16460+20510972+10510972+10515613(Top 55%)10495(Top 65%)10495(Top 467%)
30K18.64 mi3.11 mi16391+6910875+9710875+9716357(Top 58%)10647(Top 66%)10647(Top 474%)
20M20.00 mi1.36 mi16526-13510908-3310908-3318377(Top 65%)11386(Top 71%)11386(Top 507%)
21M21.00 mi1.00 mi16466+6010852+5610852+5616294(Top 57%)10386(Top 64%)10386(Top 462%)
35K21.75 mi0.75 mi16454+1210833+1910833+1916990(Top 60%)10605(Top 66%)10605(Top 472%)
23M23.00 mi1.25 mi16642-18810877-4410877-4419266(Top 68%)11564(Top 72%)11564(Top 515%)
24M24.00 mi1.00 mi16874-23210944-6710944-6720430(Top 72%)12063(Top 75%)12063(Top 537%)
40K24.85 mi0.85 mi16855+1910903+4110903+4116665(Top 59%)10217(Top 63%)10217(Top 455%)
25.2M25.20 mi0.35 mi16840+1510879+2410879+2416346(Top 58%)10056(Top 62%)10056(Top 448%)
Finish26.22 mi1.02 mi16883-4310885-610885-617363(Top 61%)10576(Top 66%)10576(Top 471%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 56%
×21stories
+97ft-345ft

Overall

15993

Males

10807

M40-44

10807

5K→10K

3.1 - 6.2 mi

Top 54%
×5stories
+79ft-138ft

Overall

15382

Males

10571

M40-44

10571

10K→15K

6.2 - 9.3 mi

Top 56%
×3stories
+67ft-78ft

Overall

15993

Males

10807

M40-44

10807

15K→20K

9.3 - 12.4 mi

Top 59%
×5stories
+106ft-86ft

Overall

16691

Males

11045

M40-44

11045

20K→Half

12.4 - 13.1 mi

Top 51%
×2stories
+19ft-37ft

Overall

14386

Males

10079

M40-44

10079

Half→25K

13.1 - 15.5 mi

Top 55%
×4stories
+66ft-88ft

Overall

15613

Males

10495

M40-44

10495

25K→30K

15.5 - 18.6 mi

Top 58%
×9stories
+181ft-148ft

Overall

16357

Males

10647

M40-44

10647

30K→20M

18.6 - 20.0 mi

Top 65%
×5stories
+64ft-50ft

Overall

18377

Males

11386

M40-44

11386

20M→21M

20.0 - 21.0 mi

Top 57%
×8stories
+106ft-24ft

Overall

16294

Males

10386

M40-44

10386

21M→35K

21.0 - 21.8 mi

Top 60%
×7stories
+17ft-86ft

Overall

16990

Males

10605

M40-44

10605

35K→23M

21.8 - 23.0 mi

Top 68%
×5stories
+23ft-63ft

Overall

19266

Males

11564

M40-44

11564

23M→24M

23.0 - 24.0 mi

Top 72%
×6stories
+12ft-82ft

Overall

20430

Males

12063

M40-44

12063

24M→40K

24.0 - 24.9 mi

Top 59%
×1story
+6ft-20ft

Overall

16665

Males

10217

M40-44

10217

40K→25.2M

24.9 - 25.2 mi

Top 58%
×1story
+13ft-16ft

Overall

16346

Males

10056

M40-44

10056

25.2M→Finish

25.2 - 26.2 mi

Top 61%
×2stories
+22ft-21ft

Overall

17363

Males

10576

M40-44

10576

Passing Analysis

Category:
Athletes Passed
3587
Passed By
1532
Net Change
+2055
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#18938
5K → 10K16897+1682#18938#17256
10K → 15K49545+450#17256#16806
15K → 20K205181+24#16806#16782
20K → Half1214+117#16782#16665
Half → 25K25348+205#16665#16460
25K → 30K271202+69#16460#16391
30K → 20M63198-135#16391#16526
20M → 21M14282+60#16526#16466
21M → 35K6856+12#16466#16454
35K → 23M66254-188#16454#16642
23M → 24M29261-232#16642#16874
24M → 40K8263+19#16874#16855
40K → 25.2M4732+15#16855#16840
25.2M → Finish5699-43#16840#16883
TOTALS35871532+2055
📊

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