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BOSTON MARATHON 2025

Daniel Gardner

Bib: 10515•M

WA

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

⏱️ Race Timeline

Course Elevation
7–469 ft
≈
×2stacked redwood trees
•▲ 890 ft climb · ▼ 1342 ft descent
Ribbon color based on
FasterSteadySlower· vs. your average pace
Start
0:00
Race begins
5K· 3.11 mi
7:27/mi
23:10
↑ 97↓ 3451.5%
10K· 6.21 mi
8:07/mi
48:24
↑ 79↓ 1380.4%
15K· 9.32 mi
9:20/mi
1:17:24
↑ 67↓ 78
20K· 12.43 mi
9:43/mi
1:47:36
↑ 106↓ 860.1%
Half· 13.11 mi
9:14/mi
1:53:54
↑ 19↓ 370.5%
25K· 15.53 mi
11:06/mi
2:20:49
↑ 66↓ 880.2%
30K· 18.64 mi
12:06/mi
2:58:24
↑ 181↓ 1480.2%
20M
13:57/mi
3:17:21
↑ 64↓ 500.2%
21M
13:57/mi
3:31:18
↑ 106↓ 241.6%
35K· 21.75 mi
12:46/mi
3:40:51
↑ 17↓ 861.7%
23M
12:15/mi
3:56:11
↑ 23↓ 630.6%
24M
11:25/mi
4:07:36
↓ 821.3%
40K· 24.85 mi
11:57/mi
4:17:49
↓ 200.3%
25.2M
11:42/mi
4:21:51
↑ 13↓ 160.2%
Finish· 26.22 mi
11:05/mi
4:33:09
↑ 22↓ 21

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:53:54
Pace8:41 /mi
2nd Half
Distance13.11 mi
Time2:39:15
Pace12:09 /mi
📊Positive Split: 39.8% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:49:3523:107:2723:10
7:27
-
10K
6.21 mi11:14:4948:247:4725:14
8:07
+0:40
15K
9.32 mi11:43:491:17:248:1829:00
9:20
+1:13
20K
12.43 mi12:14:011:47:368:3930:12
9:43
+0:23
Half
13.11 mi12:20:191:53:548:416:18
9:14
-0:29
25K
15.53 mi12:47:142:20:499:0426:55
11:06
+1:52
30K
18.64 mi13:24:492:58:249:3437:35
12:06
+1:00
20M
20.00 mi13:43:463:17:219:5218:57
13:57
+1:51
21M
21.00 mi13:57:433:31:1810:0413:57
13:57
0:00
35K
21.75 mi14:07:163:40:5110:099:33
12:46
-1:11
23M
23.00 mi14:22:363:56:1110:1615:20
12:15
-0:31
24M
24.00 mi14:34:014:07:3610:1911:25
11:25
-0:50
40K
24.85 mi14:44:144:17:4910:2210:13
11:57
+0:32
25.2M
25.20 mi14:48:164:21:5110:234:02
11:42
-0:15
Finish
26.22 mi14:59:344:33:0910:2611:18
11:05
-0:37

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

7:27 /mi

Average Pace

10:26 /mi

Slowest Pace

13:57 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

1:53:54

42% of race

Time at Steady Pace

1:56:48

43% of race

Time at Slower Pace

42:27

16% of race

Average Pace: 10:25 /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 mi10:49:3523:107:2723:10
7:27
#11854
10K
6.21 mi11:14:4948:247:4725:14
8:07
#14676
15K
9.32 mi11:43:491:17:248:1829:00
9:20
#18429
20K
12.43 mi12:14:011:47:368:3930:12
9:43
#20180
Half
13.11 mi12:20:191:53:548:416:18
9:14
#20344
25K
15.53 mi12:47:142:20:499:0426:55
11:06
#21865
30K
18.64 mi13:24:492:58:249:3437:35
12:06
#23009
20M
20.00 mi13:43:463:17:219:5218:57
13:57
#23630
21M
21.00 mi13:57:433:31:1810:0413:57
13:57
#23891
35K
21.75 mi14:07:163:40:5110:099:33
12:46
#24072
23M
23.00 mi14:22:363:56:1110:1615:20
12:15
#24174
24M
24.00 mi14:34:014:07:3610:1911:25
11:25
#24209
40K
24.85 mi14:44:144:17:4910:2210:13
11:57
#24257
25.2M
25.20 mi14:48:164:21:5110:234:02
11:42
#24230
Finish
26.22 mi14:59:344:33:0910:2611:18
11:05
#24291
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM45-49Seg. OverallSeg. MalesSeg. M45-49
5K3.11 mi3.11 mi118549115911523308(Top 82%)13978(Top 87%)13978(Top 586%)
10K6.21 mi3.10 mi14676-282210285-117010285-117017362(Top 61%)11401(Top 71%)11401(Top 478%)
15K9.32 mi3.11 mi18429-375311794-150911794-150923308(Top 82%)13978(Top 87%)13978(Top 586%)
20K12.43 mi3.11 mi20180-175112545-75112545-75123546(Top 83%)14037(Top 87%)14037(Top 588%)
Half13.11 mi0.68 mi20344-16412617-7212617-7222733(Top 80%)13680(Top 85%)13680(Top 573%)
25K15.53 mi2.42 mi21865-152113270-65313270-65325347(Top 89%)14794(Top 92%)14794(Top 620%)
30K18.64 mi3.11 mi23009-114413756-48613756-48625714(Top 91%)14854(Top 92%)14854(Top 623%)
20M20.00 mi1.36 mi23630-62114010-25414010-25427242(Top 96%)15493(Top 96%)15493(Top 649%)
21M21.00 mi1.00 mi23891-26114124-11414124-11426184(Top 92%)14970(Top 93%)14970(Top 627%)
35K21.75 mi0.75 mi24072-18114195-7114195-7126742(Top 94%)15208(Top 94%)15208(Top 637%)
23M23.00 mi1.25 mi24174-10214222-2714222-2725468(Top 90%)14563(Top 90%)14563(Top 610%)
24M24.00 mi1.00 mi24209-3514226-414226-424748(Top 87%)14168(Top 88%)14168(Top 594%)
40K24.85 mi0.85 mi24257-4814241-1514241-1524852(Top 87%)14184(Top 88%)14184(Top 594%)
25.2M25.20 mi0.35 mi24230+2714219+2214219+2222546(Top 79%)13061(Top 81%)13061(Top 547%)
Finish26.22 mi1.02 mi24291-6114238-1914238-1925531(Top 90%)14540(Top 90%)14540(Top 609%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 82%
×21story building
+97ft-345ft

Overall

23308

Males

13978

M45-49

13978

5K→10K

3.1 - 6.2 mi

Top 61%
×5story building
+79ft-138ft

Overall

17362

Males

11401

M45-49

11401

10K→15K

6.2 - 9.3 mi

Top 82%
×3story building
+67ft-78ft

Overall

23308

Males

13978

M45-49

13978

15K→20K

9.3 - 12.4 mi

Top 83%
×5story building
+106ft-86ft

Overall

23546

Males

14037

M45-49

14037

20K→Half

12.4 - 13.1 mi

Top 80%
×2story building
+19ft-37ft

Overall

22733

Males

13680

M45-49

13680

Half→25K

13.1 - 15.5 mi

Top 89%
×4story building
+66ft-88ft

Overall

25347

Males

14794

M45-49

14794

25K→30K

15.5 - 18.6 mi

Top 91%
×9story building
+181ft-148ft

Overall

25714

Males

14854

M45-49

14854

30K→20M

18.6 - 20.0 mi

Top 96%
×5story building
+64ft-50ft

Overall

27242

Males

15493

M45-49

15493

20M→21M

20.0 - 21.0 mi

Top 92%
×8story building
+106ft-24ft

Overall

26184

Males

14970

M45-49

14970

21M→35K

21.0 - 21.8 mi

Top 94%
×7story building
+17ft-86ft

Overall

26742

Males

15208

M45-49

15208

35K→23M

21.8 - 23.0 mi

Top 90%
×5story building
+23ft-63ft

Overall

25468

Males

14563

M45-49

14563

23M→24M

23.0 - 24.0 mi

Top 87%
×6story building
+12ft-82ft

Overall

24748

Males

14168

M45-49

14168

24M→40K

24.0 - 24.9 mi

Top 87%
×1story
+6ft-20ft

Overall

24852

Males

14184

M45-49

14184

40K→25.2M

24.9 - 25.2 mi

Top 79%
×1story
+13ft-16ft

Overall

22546

Males

13061

M45-49

13061

25.2M→Finish

25.2 - 26.2 mi

Top 90%
×2story building
+22ft-21ft

Overall

25531

Males

14540

M45-49

14540

Passing Analysis

Category:
Athletes Passed
247
Passed By
12684
Net Change
-12437
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#11854
5K → 10K52827-2822#11854#14676
10K → 15K63759-3753#14676#18429
15K → 20K151766-1751#18429#20180
20K → Half5169-164#20180#20344
Half → 25K71528-1521#20344#21865
25K → 30K211165-1144#21865#23009
30K → 20M10631-621#23009#23630
20M → 21M18279-261#23630#23891
21M → 35K7188-181#23891#24072
35K → 23M38140-102#24072#24174
23M → 24M3671-35#24174#24209
24M → 40K2573-48#24209#24257
40K → 25.2M347+27#24257#24230
25.2M → Finish2081-61#24230#24291
TOTALS24712684-12437
📊

Passing Visuals

Category:
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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