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BOSTON MARATHON 2025

Gary Millslagle

Bib: 24021•M

AZ

0:00
0:00
/ mi
Masters
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Overall
#0 / 28404
Gender (Male)
#0 / 16105
Masters (Masters Men)
#0 / 10463
Division (M65-69)
#0 / 639
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
8:19/mi
25:51
↑ 97↓ 3451.5%
10K· 6.21 mi
8:42/mi
52:52
↑ 79↓ 1380.4%
15K· 9.32 mi
8:50/mi
1:20:18
↑ 67↓ 78
20K· 12.43 mi
9:26/mi
1:49:37
↑ 106↓ 860.1%
Half· 13.11 mi
9:18/mi
1:55:58
↑ 19↓ 370.5%
25K· 15.53 mi
9:54/mi
2:19:57
↑ 66↓ 880.2%
30K· 18.64 mi
14:13/mi
3:04:07
↑ 181↓ 1480.2%
20M
14:08/mi
3:23:19
↑ 64↓ 500.2%
21M
14:44/mi
3:38:03
↑ 106↓ 241.6%
35K· 21.75 mi
12:47/mi
3:47:37
↑ 17↓ 861.7%
23M
12:42/mi
4:03:31
↑ 23↓ 630.6%
24M
12:46/mi
4:16:17
↓ 821.3%
40K· 24.85 mi
13:27/mi
4:27:47
↓ 200.3%
25.2M
15:40/mi
4:33:11
↑ 13↓ 160.2%
Finish· 26.22 mi
14:02/mi
4:47:29
↑ 22↓ 21

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:55:58
Pace8:51 /mi
2nd Half
Distance13.11 mi
Time2:51:31
Pace13:05 /mi
📊Positive Split: 47.9% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:26:3725:518:1925:51
8:19
-
10K
6.21 mi11:53:3852:528:3027:01
8:42
+0:23
15K
9.32 mi12:21:041:20:188:3727:26
8:50
+0:08
20K
12.43 mi12:50:231:49:378:4929:19
9:26
+0:36
Half
13.11 mi12:56:441:55:588:516:21
9:18
-0:08
25K
15.53 mi13:20:432:19:579:0123:59
9:54
+0:36
30K
18.64 mi14:04:533:04:079:5344:10
14:13
+4:19
20M
20.00 mi14:24:053:23:1910:1019:12
14:08
-0:05
21M
21.00 mi14:38:493:38:0310:2314:44
14:44
+0:36
35K
21.75 mi14:48:233:47:3710:289:34
12:47
-1:57
23M
23.00 mi15:04:174:03:3110:3515:54
12:42
-0:05
24M
24.00 mi15:17:034:16:1710:4112:46
12:46
+0:04
40K
24.85 mi15:28:334:27:4710:4611:30
13:27
+0:41
25.2M
25.20 mi15:33:574:33:1110:505:24
15:40
+2:13
Finish
26.22 mi15:48:154:47:2910:5814:18
14:02
-1:38

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

8:19 /mi

Average Pace

10:58 /mi

Slowest Pace

15:40 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:19:57

49% of race

Time at Steady Pace

49:44

17% of race

Time at Slower Pace

1:37:48

34% of race

Average Pace: 10:58 /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 mi11:26:3725:518:1925:51
8:19
#18830
10K
6.21 mi11:53:3852:528:3027:01
8:42
#19887
15K
9.32 mi12:21:041:20:188:3727:26
8:50
#20288
20K
12.43 mi12:50:231:49:378:4929:19
9:26
#21027
Half
13.11 mi12:56:441:55:588:516:21
9:18
#21154
25K
15.53 mi13:20:432:19:579:0123:59
9:54
#21599
30K
18.64 mi14:04:533:04:079:5344:10
14:13
#23883
20M
20.00 mi14:24:053:23:1910:1019:12
14:08
#24407
21M
21.00 mi14:38:493:38:0310:2314:44
14:44
#24640
35K
21.75 mi14:48:233:47:3710:289:34
12:47
#24745
23M
23.00 mi15:04:174:03:3110:3515:54
12:42
#24863
24M
24.00 mi15:17:034:16:1710:4112:46
12:46
#24970
40K
24.85 mi15:28:334:27:4710:4611:30
13:27
#25063
25.2M
25.20 mi15:33:574:33:1110:505:24
15:40
#25126
Finish
26.22 mi15:48:154:47:2910:5814:18
14:02
#25332
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM65-69Seg. OverallSeg. MalesSeg. M65-69
5K3.11 mi3.11 mi18830119661196621176(Top 75%)13024(Top 81%)13024(Top 2038%)
10K6.21 mi3.10 mi19887-105712428-46212428-46220845(Top 73%)12852(Top 80%)12852(Top 2011%)
15K9.32 mi3.11 mi20288-40112597-16912597-16921176(Top 75%)13024(Top 81%)13024(Top 2038%)
20K12.43 mi3.11 mi21027-73912922-32512922-32522701(Top 80%)13666(Top 85%)13666(Top 2139%)
Half13.11 mi0.68 mi21154-12712985-6312985-6322987(Top 81%)13795(Top 86%)13795(Top 2159%)
25K15.53 mi2.42 mi21599-44513159-17413159-17422988(Top 81%)13741(Top 85%)13741(Top 2150%)
30K18.64 mi3.11 mi23883-228414153-99414153-99427663(Top 97%)15721(Top 98%)15721(Top 2460%)
20M20.00 mi1.36 mi24407-52414380-22714380-22727381(Top 96%)15561(Top 97%)15561(Top 2435%)
21M21.00 mi1.00 mi24640-23314470-9014470-9026928(Top 95%)15331(Top 95%)15331(Top 2399%)
35K21.75 mi0.75 mi24745-10514512-4214512-4226776(Top 94%)15229(Top 95%)15229(Top 2383%)
23M23.00 mi1.25 mi24863-11814548-3614548-3626045(Top 92%)14864(Top 92%)14864(Top 2326%)
24M24.00 mi1.00 mi24970-10714582-3414582-3426607(Top 94%)15116(Top 94%)15116(Top 2366%)
40K24.85 mi0.85 mi25063-9314615-3314615-3326725(Top 94%)15149(Top 94%)15149(Top 2371%)
25.2M25.20 mi0.35 mi25126-6314643-2814643-2827546(Top 97%)15564(Top 97%)15564(Top 2436%)
Finish26.22 mi1.02 mi25332-20614731-8814731-8828056(Top 99%)15875(Top 99%)15875(Top 2484%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 75%
×21story building
+97ft-345ft

Overall

21176

Males

13024

M65-69

13024

5K→10K

3.1 - 6.2 mi

Top 73%
×5story building
+79ft-138ft

Overall

20845

Males

12852

M65-69

12852

10K→15K

6.2 - 9.3 mi

Top 75%
×3story building
+67ft-78ft

Overall

21176

Males

13024

M65-69

13024

15K→20K

9.3 - 12.4 mi

Top 80%
×5story building
+106ft-86ft

Overall

22701

Males

13666

M65-69

13666

20K→Half

12.4 - 13.1 mi

Top 81%
×2story building
+19ft-37ft

Overall

22987

Males

13795

M65-69

13795

Half→25K

13.1 - 15.5 mi

Top 81%
×4story building
+66ft-88ft

Overall

22988

Males

13741

M65-69

13741

25K→30K

15.5 - 18.6 mi

Top 97%
×9story building
+181ft-148ft

Overall

27663

Males

15721

M65-69

15721

30K→20M

18.6 - 20.0 mi

Top 96%
×5story building
+64ft-50ft

Overall

27381

Males

15561

M65-69

15561

20M→21M

20.0 - 21.0 mi

Top 95%
×8story building
+106ft-24ft

Overall

26928

Males

15331

M65-69

15331

21M→35K

21.0 - 21.8 mi

Top 94%
×7story building
+17ft-86ft

Overall

26776

Males

15229

M65-69

15229

35K→23M

21.8 - 23.0 mi

Top 92%
×5story building
+23ft-63ft

Overall

26045

Males

14864

M65-69

14864

23M→24M

23.0 - 24.0 mi

Top 94%
×6story building
+12ft-82ft

Overall

26607

Males

15116

M65-69

15116

24M→40K

24.0 - 24.9 mi

Top 94%
×1story
+6ft-20ft

Overall

26725

Males

15149

M65-69

15149

40K→25.2M

24.9 - 25.2 mi

Top 97%
×1story
+13ft-16ft

Overall

27546

Males

15564

M65-69

15564

25.2M→Finish

25.2 - 26.2 mi

Top 99%
×2story building
+22ft-21ft

Overall

28056

Males

15875

M65-69

15875

Passing Analysis

Category:
Athletes Passed
342
Passed By
6844
Net Change
-6502
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#18830
5K → 10K521109-1057#18830#19887
10K → 15K89490-401#19887#20288
15K → 20K54793-739#20288#21027
20K → Half12139-127#21027#21154
Half → 25K42487-445#21154#21599
25K → 30K72291-2284#21599#23883
30K → 20M13537-524#23883#24407
20M → 21M17250-233#24407#24640
21M → 35K8113-105#24640#24745
35K → 23M17135-118#24745#24863
23M → 24M13120-107#24863#24970
24M → 40K15108-93#24970#25063
40K → 25.2M164-63#25063#25126
25.2M → Finish2208-206#25126#25332
TOTALS3426844-6502
📊

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