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BOSTON MARATHON 2025

Brian Oliver

Bib: 6594•M

CO

0:00
0:00
/ mi
Masters
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Overall
#0 / 28404
Top 12%
Gender (Male)
#0 / 16105
Top 19%
Masters (Masters Men)
#0 / 10463
Top 7%
Division (M40-44)
#0 / 2247
Top 19%
Race Day Weather
50°/40°F
broken clouds

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
21:03
Rank: #6107
Start → 5K
21:03 | 6:47/mi
10K· 6.21 mi
42:03
Rank: #5987 (+120)
5K → 10K
21:00 | 6:46/mi
15K· 9.32 mi
1:02:58
Rank: #5762 (+225)
10K → 15K
20:55 | 6:44/mi
20K· 12.43 mi
1:23:46
Rank: #5366 (+396)
15K → 20K
20:48 | 6:42/mi
Half· 13.11 mi
1:28:20
Rank: #5349 (+17)
20K → Half
4:34 | 6:42/mi
25K· 15.53 mi
1:44:32
Rank: #5054 (+295)
Half → 25K
16:12 | 6:41/mi
30K· 18.64 mi
2:05:25
Rank: #4548 (+506)
25K → 30K
20:53 | 6:43/mi
20M
2:14:29
Rank: #4294 (+254)
30K → 20M
9:04 | 6:40/mi
21M
2:21:21
Rank: #4074 (+220)
20M → 21M
6:52 | 6:52/mi
35K· 21.75 mi
2:26:06
Rank: #3930 (+144)
21M → 35K
4:45 | 6:21/mi
23M
2:34:12
Rank: #3706 (+224)
35K → 23M
8:06 | 6:28/mi
24M
2:40:36
Rank: #3543 (+163)
23M → 24M
6:24 | 6:24/mi
40K· 24.85 mi
2:46:02
Rank: #3386 (+157)
24M → 40K
5:26 | 6:21/mi
25.2M
2:48:29
Rank: #3338 (+48)
40K → 25.2M
2:27 | 7:06/mi
Finish· 26.22 mi
2:55:10
Rank: #3278 (+60)
25.2M → Finish
6:41 | 6:34/mi

The Course

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Half Splits

1st Half· via Half
Distance13.11 mi
Time1:28:20
Pace6:44 /mi
2nd Half✓ Faster
Distance13.11 mi
Time1:26:50
Pace6:37 /mi
📊Negative Split: 1.7% faster second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:26:1521:036:4721:03
6:47
-
10K
6.21 mi10:47:1542:036:4621:00
6:46
-0:01
15K
9.32 mi11:08:101:02:586:4520:55
6:44
-0:02
20K
12.43 mi11:28:581:23:466:4420:48
6:42
-0:02
Half
13.11 mi11:33:321:28:206:444:34
6:42
0:00
25K
15.53 mi11:49:441:44:326:4416:12
6:41
-0:01
30K
18.64 mi12:10:372:05:256:4420:53
6:43
+0:02
20M
20.00 mi12:19:412:14:296:439:04
6:40
-0:03
21M
21.00 mi12:26:332:21:216:446:52
6:52
+0:12
35K
21.75 mi12:31:182:26:066:434:45
6:21
-0:31
23M
23.00 mi12:39:242:34:126:428:06
6:28
+0:07
24M
24.00 mi12:45:482:40:366:426:24
6:24
-0:04
40K
24.85 mi12:51:142:46:026:415:26
6:21
-0:03
25.2M
25.20 mi12:53:412:48:296:412:27
7:06
+0:45
Finish
26.22 mi13:00:222:55:106:416:41
6:34
-0:32

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

6:21 /mi

Average Pace

6:41 /mi

Slowest Pace

7:06 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:52:43

99% of race

Time at Steady Pace

2:27

1% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 6:41 /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 mi10:26:1521:036:4721:03
6:47
#6107
10K
6.21 mi10:47:1542:036:4621:00
6:46
#5987
15K
9.32 mi11:08:101:02:586:4520:55
6:44
#5762
20K
12.43 mi11:28:581:23:466:4420:48
6:42
#5366
Half
13.11 mi11:33:321:28:206:444:34
6:42
#5349
25K
15.53 mi11:49:441:44:326:4416:12
6:41
#5054
30K
18.64 mi12:10:372:05:256:4420:53
6:43
#4548
20M
20.00 mi12:19:412:14:296:439:04
6:40
#4294
21M
21.00 mi12:26:332:21:216:446:52
6:52
#4074
35K
21.75 mi12:31:182:26:066:434:45
6:21
#3930
23M
23.00 mi12:39:242:34:126:428:06
6:28
#3706
24M
24.00 mi12:45:482:40:366:426:24
6:24
#3543
40K
24.85 mi12:51:142:46:026:415:26
6:21
#3386
25.2M
25.20 mi12:53:412:48:296:412:27
7:06
#3338
Finish
26.22 mi13:00:222:55:106:416:41
6:34
#3278
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM40-44Seg. OverallSeg. MalesSeg. M40-44
5K3.11 mi3.11 mi6107560156015365(Top 19%)4943(Top 31%)4943(Top 220%)
10K6.21 mi3.10 mi5987+1205497+1045497+1045917(Top 21%)5411(Top 34%)5411(Top 241%)
15K9.32 mi3.11 mi5762+2255298+1995298+1995365(Top 19%)4943(Top 31%)4943(Top 220%)
20K12.43 mi3.11 mi5366+3964963+3354963+3354370(Top 15%)4084(Top 25%)4084(Top 182%)
Half13.11 mi0.68 mi5349+174947+164947+165137(Top 18%)4732(Top 29%)4732(Top 211%)
25K15.53 mi2.42 mi5054+2954684+2634684+2633973(Top 14%)3705(Top 23%)3705(Top 165%)
30K18.64 mi3.11 mi4548+5064237+4474237+4472985(Top 11%)2807(Top 17%)2807(Top 125%)
20M20.00 mi1.36 mi4294+2544012+2254012+2252339(Top 8%)2209(Top 14%)2209(Top 98%)
21M21.00 mi1.00 mi4074+2203812+2003812+2001757(Top 6%)1658(Top 10%)1658(Top 74%)
35K21.75 mi0.75 mi3930+1443678+1343678+1341817(Top 6%)1706(Top 11%)1706(Top 76%)
23M23.00 mi1.25 mi3706+2243477+2013477+2011366(Top 5%)1285(Top 8%)1285(Top 57%)
24M24.00 mi1.00 mi3543+1633324+1533324+1531661(Top 6%)1548(Top 10%)1548(Top 69%)
40K24.85 mi0.85 mi3386+1573181+1433181+1431119(Top 4%)1048(Top 7%)1048(Top 47%)
25.2M25.20 mi0.35 mi3338+483133+483133+481807(Top 6%)1646(Top 10%)1646(Top 73%)
Finish26.22 mi1.02 mi3278+603071+623071+623075(Top 11%)2730(Top 17%)2730(Top 121%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 19%
×21stories
+97ft-345ft

Overall

5365

Males

4943

M40-44

4943

5K→10K

3.1 - 6.2 mi

Top 21%
×5stories
+79ft-138ft

Overall

5917

Males

5411

M40-44

5411

10K→15K

6.2 - 9.3 mi

Top 19%
×3stories
+67ft-78ft

Overall

5365

Males

4943

M40-44

4943

15K→20K

9.3 - 12.4 mi

Top 15%
×5stories
+106ft-86ft

Overall

4370

Males

4084

M40-44

4084

20K→Half

12.4 - 13.1 mi

Top 18%
×2stories
+19ft-37ft

Overall

5137

Males

4732

M40-44

4732

Half→25K

13.1 - 15.5 mi

Top 14%
×4stories
+66ft-88ft

Overall

3973

Males

3705

M40-44

3705

25K→30K

15.5 - 18.6 mi

Top 11%
×9stories
+181ft-148ft

Overall

2985

Males

2807

M40-44

2807

30K→20M

18.6 - 20.0 mi

Top 8%
×5stories
+64ft-50ft

Overall

2339

Males

2209

M40-44

2209

20M→21M

20.0 - 21.0 mi

Top 6%
×8stories
+106ft-24ft

Overall

1757

Males

1658

M40-44

1658

21M→35K

21.0 - 21.8 mi

Top 6%
×7stories
+17ft-86ft

Overall

1817

Males

1706

M40-44

1706

35K→23M

21.8 - 23.0 mi

Top 5%
×5stories
+23ft-63ft

Overall

1366

Males

1285

M40-44

1285

23M→24M

23.0 - 24.0 mi

Top 6%
×6stories
+12ft-82ft

Overall

1661

Males

1548

M40-44

1548

24M→40K

24.0 - 24.9 mi

Top 4%
×1story
+6ft-20ft

Overall

1119

Males

1048

M40-44

1048

40K→25.2M

24.9 - 25.2 mi

Top 6%
×1story
+13ft-16ft

Overall

1807

Males

1646

M40-44

1646

25.2M→Finish

25.2 - 26.2 mi

Top 11%
×2stories
+22ft-21ft

Overall

3075

Males

2730

M40-44

2730

Passing Analysis

Category:
Athletes Passed
3060
Passed By
231
Net Change
+2829
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#6107
5K → 10K244124+120#6107#5987
10K → 15K26338+225#5987#5762
15K → 20K4059+396#5762#5366
20K → Half3821+17#5366#5349
Half → 25K3027+295#5349#5054
25K → 30K5104+506#5054#4548
30K → 20M2540+254#4548#4294
20M → 21M2211+220#4294#4074
21M → 35K1451+144#4074#3930
35K → 23M2240+224#3930#3706
23M → 24M1652+163#3706#3543
24M → 40K1581+157#3543#3386
40K → 25.2M513+48#3386#3338
25.2M → Finish8020+60#3338#3278
TOTALS3060231+2829
📊

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