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BOSTON MARATHON 2025

Shane Barnes

Bib: 4583•M

NB

0:00
0:00
/ mi
Masters
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Overall
#0 / 28404
Top 50%
Gender (Male)
#0 / 16105
Masters (Masters Men)
#0 / 10463
Division (M45-49)
#0 / 2386
Race Day Weather
50°/40°F
broken clouds

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
20:01
Rank: #3436
Start → 5K
20:01 | 6:27/mi
10K· 6.21 mi
40:14
Rank: #3604 (-168)
5K → 10K
20:13 | 6:30/mi
15K· 9.32 mi
1:00:34
Rank: #3688 (-84)
10K → 15K
20:20 | 6:33/mi
20K· 12.43 mi
1:21:14
Rank: #3746 (-58)
15K → 20K
20:40 | 6:39/mi
Half· 13.11 mi
1:25:53
Rank: #3838 (-92)
20K → Half
4:39 | 6:49/mi
25K· 15.53 mi
1:42:39
Rank: #4055 (-217)
Half → 25K
16:46 | 6:55/mi
30K· 18.64 mi
2:05:51
Rank: #4760 (-705)
25K → 30K
23:12 | 7:28/mi
20M
2:16:42
Rank: #5226 (-466)
30K → 20M
10:51 | 7:59/mi
21M
2:35:09
Rank: #8878 (-3652)
20M → 21M
18:27 | 18:27/mi
35K· 21.75 mi
2:45:14
Rank: #10588 (-1710)
21M → 35K
10:05 | 13:29/mi
23M
3:05:02
Rank: #13876 (-3288)
35K → 23M
19:48 | 15:49/mi
24M
3:15:04
Rank: #14394 (-518)
23M → 24M
10:02 | 10:02/mi
40K· 24.85 mi
3:22:14
Rank: #14302 (+92)
24M → 40K
7:10 | 8:23/mi
25.2M
3:25:22
Rank: #14255 (+47)
40K → 25.2M
3:08 | 9:05/mi
Finish· 26.22 mi
3:33:28
Rank: #14161 (+94)
25.2M → Finish
8:06 | 7:57/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:25:53
Pace6:33 /mi
2nd Half
Distance13.11 mi
Time2:07:35
Pace9:44 /mi
📊Positive Split: 48.6% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:23:2120:016:2720:01
6:27
-
10K
6.21 mi10:43:3440:146:2820:13
6:30
+0:03
15K
9.32 mi11:03:541:00:346:3020:20
6:33
+0:03
20K
12.43 mi11:24:341:21:146:3220:40
6:39
+0:06
Half
13.11 mi11:29:131:25:536:334:39
6:49
+0:10
25K
15.53 mi11:45:591:42:396:3616:46
6:55
+0:06
30K
18.64 mi12:09:112:05:516:4523:12
7:28
+0:33
20M
20.00 mi12:20:022:16:426:5010:51
7:59
+0:31
21M
21.00 mi12:38:292:35:097:2318:27
18:27
+10:28
35K
21.75 mi12:48:342:45:147:3610:05
13:29
-4:58
23M
23.00 mi13:08:223:05:028:0319:48
15:49
+2:20
24M
24.00 mi13:18:243:15:048:0810:02
10:02
-5:47
40K
24.85 mi13:25:343:22:148:087:10
8:23
-1:39
25.2M
25.20 mi13:28:423:25:228:093:08
9:05
+0:42
Finish
26.22 mi13:36:483:33:288:098:06
7:57
-1:08

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

6:27 /mi

Average Pace

8:09 /mi

Slowest Pace

18:27 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

0:00

0% of race

Time at Steady Pace

2:35:06

73% of race

Time at Slower Pace

58:22

27% of race

Average Pace: 8:08 /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 mi10:23:2120:016:2720:01
6:27
#3436
10K
6.21 mi10:43:3440:146:2820:13
6:30
#3604
15K
9.32 mi11:03:541:00:346:3020:20
6:33
#3688
20K
12.43 mi11:24:341:21:146:3220:40
6:39
#3746
Half
13.11 mi11:29:131:25:536:334:39
6:49
#3838
25K
15.53 mi11:45:591:42:396:3616:46
6:55
#4055
30K
18.64 mi12:09:112:05:516:4523:12
7:28
#4760
20M
20.00 mi12:20:022:16:426:5010:51
7:59
#5226
21M
21.00 mi12:38:292:35:097:2318:27
18:27
#8878
35K
21.75 mi12:48:342:45:147:3610:05
13:29
#10588
23M
23.00 mi13:08:223:05:028:0319:48
15:49
#13876
24M
24.00 mi13:18:243:15:048:0810:02
10:02
#14394
40K
24.85 mi13:25:343:22:148:087:10
8:23
#14302
25.2M
25.20 mi13:28:423:25:228:093:08
9:05
#14255
Finish
26.22 mi13:36:483:33:288:098:06
7:57
#14161
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM45-49Seg. OverallSeg. MalesSeg. M45-49
5K3.11 mi3.11 mi3436326532653852(Top 14%)3636(Top 23%)3636(Top 152%)
10K6.21 mi3.10 mi3604-1683419-1543419-1543793(Top 13%)3578(Top 22%)3578(Top 150%)
15K9.32 mi3.11 mi3688-843488-693488-693852(Top 14%)3636(Top 23%)3636(Top 152%)
20K12.43 mi3.11 mi3746-583536-483536-484050(Top 14%)3805(Top 24%)3805(Top 159%)
Half13.11 mi0.68 mi3838-923617-813617-816336(Top 22%)5721(Top 36%)5721(Top 240%)
25K15.53 mi2.42 mi4055-2173812-1953812-1955786(Top 20%)5230(Top 32%)5230(Top 219%)
30K18.64 mi3.11 mi4760-7054410-5984410-5987523(Top 26%)6295(Top 39%)6295(Top 264%)
20M20.00 mi1.36 mi5226-4664793-3834793-38310350(Top 36%)7723(Top 48%)7723(Top 324%)
21M21.00 mi1.00 mi8878-36527333-25407333-254028317(Top 100%)16051(Top 100%)16051(Top 673%)
35K21.75 mi0.75 mi10588-17108207-8748207-87427353(Top 96%)15511(Top 96%)15511(Top 650%)
23M23.00 mi1.25 mi13876-32889683-14769683-147628115(Top 99%)15913(Top 99%)15913(Top 667%)
24M24.00 mi1.00 mi14394-5189903-2209903-22021445(Top 75%)12556(Top 78%)12556(Top 526%)
40K24.85 mi0.85 mi14302+929819+849819+8412660(Top 45%)8366(Top 52%)8366(Top 351%)
25.2M25.20 mi0.35 mi14255+479788+319788+3112250(Top 43%)8133(Top 50%)8133(Top 341%)
Finish26.22 mi1.02 mi14161+949719+699719+6912525(Top 44%)8297(Top 52%)8297(Top 348%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 14%
×21stories
+97ft-345ft

Overall

3852

Males

3636

M45-49

3636

5K→10K

3.1 - 6.2 mi

Top 13%
×5stories
+79ft-138ft

Overall

3793

Males

3578

M45-49

3578

10K→15K

6.2 - 9.3 mi

Top 14%
×3stories
+67ft-78ft

Overall

3852

Males

3636

M45-49

3636

15K→20K

9.3 - 12.4 mi

Top 14%
×5stories
+106ft-86ft

Overall

4050

Males

3805

M45-49

3805

20K→Half

12.4 - 13.1 mi

Top 22%
×2stories
+19ft-37ft

Overall

6336

Males

5721

M45-49

5721

Half→25K

13.1 - 15.5 mi

Top 20%
×4stories
+66ft-88ft

Overall

5786

Males

5230

M45-49

5230

25K→30K

15.5 - 18.6 mi

Top 26%
×9stories
+181ft-148ft

Overall

7523

Males

6295

M45-49

6295

30K→20M

18.6 - 20.0 mi

Top 36%
×5stories
+64ft-50ft

Overall

10350

Males

7723

M45-49

7723

20M→21M

20.0 - 21.0 mi

Top 100%
×8stories
+106ft-24ft

Overall

28317

Males

16051

M45-49

16051

21M→35K

21.0 - 21.8 mi

Top 96%
×7stories
+17ft-86ft

Overall

27353

Males

15511

M45-49

15511

35K→23M

21.8 - 23.0 mi

Top 99%
×5stories
+23ft-63ft

Overall

28115

Males

15913

M45-49

15913

23M→24M

23.0 - 24.0 mi

Top 75%
×6stories
+12ft-82ft

Overall

21445

Males

12556

M45-49

12556

24M→40K

24.0 - 24.9 mi

Top 45%
×1story
+6ft-20ft

Overall

12660

Males

8366

M45-49

8366

40K→25.2M

24.9 - 25.2 mi

Top 43%
×1story
+13ft-16ft

Overall

12250

Males

8133

M45-49

8133

25.2M→Finish

25.2 - 26.2 mi

Top 44%
×2stories
+22ft-21ft

Overall

12525

Males

8297

M45-49

8297

Passing Analysis

Category:
Athletes Passed
600
Passed By
11323
Net Change
-10725
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#3436
5K → 10K58226-168#3436#3604
10K → 15K79163-84#3604#3688
15K → 20K74132-58#3688#3746
20K → Half294-92#3746#3838
Half → 25K34251-217#3838#4055
25K → 30K30735-705#4055#4760
30K → 20M14480-466#4760#5226
20M → 21M03652-3652#5226#8878
21M → 35K01708-1710#8878#10588
35K → 23M23290-3288#10588#13876
23M → 24M9527-518#13876#14394
24M → 40K11624+92#14394#14302
40K → 25.2M5811+47#14302#14255
25.2M → Finish12430+94#14255#14161
TOTALS60011323-10725
📊

Passing Visuals

Category:

📈Position Graph

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🎨Heatmap Timeline

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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