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BOSTON MARATHON 2025

Daniel Grimm

Bib: 18064•M

CA

0:00
0:00
/ mi
Masters
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Overall
#0 / 28404
Top 49%
Gender (Male)
#0 / 16105
Masters (Masters Men)
#0 / 10463
Division (M60-64)
#0 / 1259
Top 20%
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
7:48/mi
24:14
↑ 97↓ 3451.5%
10K· 6.21 mi
7:51/mi
48:37
↑ 79↓ 1380.4%
15K· 9.32 mi
7:59/mi
1:13:24
↑ 67↓ 78
20K· 12.43 mi
8:02/mi
1:38:23
↑ 106↓ 860.1%
Half· 13.11 mi
7:53/mi
1:43:46
↑ 19↓ 370.5%
25K· 15.53 mi
7:58/mi
2:03:06
↑ 66↓ 880.2%
30K· 18.64 mi
8:19/mi
2:28:55
↑ 181↓ 1480.2%
20M
8:12/mi
2:40:04
↑ 64↓ 500.2%
21M
8:41/mi
2:48:45
↑ 106↓ 241.6%
35K· 21.75 mi
7:53/mi
2:54:39
↑ 17↓ 861.7%
23M
8:07/mi
3:04:49
↑ 23↓ 630.6%
24M
8:06/mi
3:12:55
↓ 821.3%
40K· 24.85 mi
8:38/mi
3:20:18
↓ 200.3%
25.2M
9:37/mi
3:23:37
↑ 13↓ 160.2%
Finish· 26.22 mi
8:23/mi
3:32:10
↑ 22↓ 21

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:43:46
Pace7:55 /mi
2nd Half
Distance13.11 mi
Time1:48:24
Pace8:16 /mi
📊Positive Split: 4.5% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:14:2424:147:4824:14
7:48
-
10K
6.21 mi11:38:4748:377:4924:23
7:51
+0:03
15K
9.32 mi12:03:341:13:247:5324:47
7:59
+0:08
20K
12.43 mi12:28:331:38:237:5524:59
8:02
+0:03
Half
13.11 mi12:33:561:43:467:555:23
7:53
-0:09
25K
15.53 mi12:53:162:03:067:5519:20
7:58
+0:05
30K
18.64 mi13:19:052:28:557:5925:49
8:19
+0:21
20M
20.00 mi13:30:142:40:048:0011:09
8:12
-0:07
21M
21.00 mi13:38:552:48:458:028:41
8:41
+0:29
35K
21.75 mi13:44:492:54:398:025:54
7:53
-0:48
23M
23.00 mi13:54:593:04:498:0210:10
8:07
+0:14
24M
24.00 mi14:03:053:12:558:028:06
8:06
-0:01
40K
24.85 mi14:10:283:20:188:047:23
8:38
+0:32
25.2M
25.20 mi14:13:473:23:378:053:19
9:37
+0:59
Finish
26.22 mi14:22:203:32:108:068:33
8:23
-1:14

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

7:48 /mi

Average Pace

8:06 /mi

Slowest Pace

9:37 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

48:37

23% of race

Time at Steady Pace

2:15:37

64% of race

Time at Slower Pace

27:56

13% of race

Average Pace: 8:06 /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 mi11:14:2424:147:4824:14
7:48
#14795
10K
6.21 mi11:38:4748:377:4924:23
7:51
#14978
15K
9.32 mi12:03:341:13:247:5324:47
7:59
#15283
20K
12.43 mi12:28:331:38:237:5524:59
8:02
#15244
Half
13.11 mi12:33:561:43:467:555:23
7:53
#15216
25K
15.53 mi12:53:162:03:067:5519:20
7:58
#14939
30K
18.64 mi13:19:052:28:557:5925:49
8:19
#14609
20M
20.00 mi13:30:142:40:048:0011:09
8:12
#14350
21M
21.00 mi13:38:552:48:458:028:41
8:41
#14141
35K
21.75 mi13:44:492:54:398:025:54
7:53
#14021
23M
23.00 mi13:54:593:04:498:0210:10
8:07
#13804
24M
24.00 mi14:03:053:12:558:028:06
8:06
#13706
40K
24.85 mi14:10:283:20:188:047:23
8:38
#13704
25.2M
25.20 mi14:13:473:23:378:053:19
9:37
#13731
Finish
26.22 mi14:22:203:32:108:068:33
8:23
#13796
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM60-64Seg. OverallSeg. MalesSeg. M60-64
5K3.11 mi3.11 mi14795103421034215851(Top 56%)10734(Top 67%)10734(Top 853%)
10K6.21 mi3.10 mi14978-18310397-5510397-5515229(Top 54%)10507(Top 65%)10507(Top 835%)
15K9.32 mi3.11 mi15283-30510514-11710514-11715851(Top 56%)10734(Top 67%)10734(Top 853%)
20K12.43 mi3.11 mi15244+3910478+3610478+3615207(Top 54%)10404(Top 65%)10404(Top 826%)
Half13.11 mi0.68 mi15216+2810464+1410464+1414940(Top 53%)10303(Top 64%)10303(Top 818%)
25K15.53 mi2.42 mi14939+27710308+15610308+15613669(Top 48%)9588(Top 60%)9588(Top 762%)
30K18.64 mi3.11 mi14609+33010117+19110117+19113562(Top 48%)9400(Top 58%)9400(Top 747%)
20M20.00 mi1.36 mi14350+2599979+1389979+13811832(Top 42%)8446(Top 52%)8446(Top 671%)
21M21.00 mi1.00 mi14141+2099858+1219858+12111572(Top 41%)8165(Top 51%)8165(Top 649%)
35K21.75 mi0.75 mi14021+1209782+769782+7611455(Top 40%)8089(Top 50%)8089(Top 642%)
23M23.00 mi1.25 mi13804+2179649+1339649+13310866(Top 38%)7684(Top 48%)7684(Top 610%)
24M24.00 mi1.00 mi13706+989575+749575+7411887(Top 42%)8113(Top 50%)8113(Top 644%)
40K24.85 mi0.85 mi13704+29547+289547+2814243(Top 50%)9108(Top 57%)9108(Top 723%)
25.2M25.20 mi0.35 mi13731-279538+99538+915120(Top 53%)9459(Top 59%)9459(Top 751%)
Finish26.22 mi1.02 mi13796-659547-99547-915482(Top 55%)9697(Top 60%)9697(Top 770%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 56%
×21story building
+97ft-345ft

Overall

15851

Males

10734

M60-64

10734

5K→10K

3.1 - 6.2 mi

Top 54%
×5story building
+79ft-138ft

Overall

15229

Males

10507

M60-64

10507

10K→15K

6.2 - 9.3 mi

Top 56%
×3story building
+67ft-78ft

Overall

15851

Males

10734

M60-64

10734

15K→20K

9.3 - 12.4 mi

Top 54%
×5story building
+106ft-86ft

Overall

15207

Males

10404

M60-64

10404

20K→Half

12.4 - 13.1 mi

Top 53%
×2story building
+19ft-37ft

Overall

14940

Males

10303

M60-64

10303

Half→25K

13.1 - 15.5 mi

Top 48%
×4story building
+66ft-88ft

Overall

13669

Males

9588

M60-64

9588

25K→30K

15.5 - 18.6 mi

Top 48%
×9story building
+181ft-148ft

Overall

13562

Males

9400

M60-64

9400

30K→20M

18.6 - 20.0 mi

Top 42%
×5story building
+64ft-50ft

Overall

11832

Males

8446

M60-64

8446

20M→21M

20.0 - 21.0 mi

Top 41%
×8story building
+106ft-24ft

Overall

11572

Males

8165

M60-64

8165

21M→35K

21.0 - 21.8 mi

Top 40%
×7story building
+17ft-86ft

Overall

11455

Males

8089

M60-64

8089

35K→23M

21.8 - 23.0 mi

Top 38%
×5story building
+23ft-63ft

Overall

10866

Males

7684

M60-64

7684

23M→24M

23.0 - 24.0 mi

Top 42%
×6story building
+12ft-82ft

Overall

11887

Males

8113

M60-64

8113

24M→40K

24.0 - 24.9 mi

Top 50%
×1story
+6ft-20ft

Overall

14243

Males

9108

M60-64

9108

40K→25.2M

24.9 - 25.2 mi

Top 53%
×1story
+13ft-16ft

Overall

15120

Males

9459

M60-64

9459

25.2M→Finish

25.2 - 26.2 mi

Top 55%
×2story building
+22ft-21ft

Overall

15482

Males

9697

M60-64

9697

Passing Analysis

Category:
Athletes Passed
2530
Passed By
1531
Net Change
+999
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#14795
5K → 10K211394-183#14795#14978
10K → 15K125430-305#14978#15283
15K → 20K222183+39#15283#15244
20K → Half5022+28#15244#15216
Half → 25K32851+277#15216#14939
25K → 30K42393+330#14939#14609
30K → 20M27415+259#14609#14350
20M → 21M23526+209#14350#14141
21M → 35K13414+120#14141#14021
35K → 23M23922+217#14021#13804
23M → 24M13234+98#13804#13706
24M → 40K8785+2#13706#13704
40K → 25.2M2653-27#13704#13731
25.2M → Finish44109-65#13731#13796
TOTALS25301531+999
📊

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