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BOSTON MARATHON 2025

Thomas Embers

KS

Bib: 24829 M

0:00
0:00
/ mi
Masters
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Overall
#0 / 28404
Gender (Male)
#0 / 16105
Masters (Masters Men)
#0 / 10463
Division (M70-74)
#0 / 228
Race Day Weather
50°/40°F
broken clouds

⏱️ Race Timeline

Ribbon color based on
FasterSteadySlower· vs. your average pace
Start
0:00
Race begins
469 ft elev
5K· 3.11 mi
8:07/mi
25:14
↑ 97↓ 3451.5%
220 ft elev
10K· 6.21 mi
8:05/mi
50:21
↑ 79↓ 1380.4%
157 ft elev
15K· 9.32 mi
8:15/mi
1:15:58
↑ 67↓ 78
146 ft elev
20K· 12.43 mi
8:41/mi
1:42:56
↑ 106↓ 860.1%
165 ft elev
Half· 13.11 mi
8:42/mi
1:48:52
↑ 19↓ 370.5%
148 ft elev
25K· 15.53 mi
10:25/mi
2:14:08
↑ 66↓ 880.2%
127 ft elev
30K· 18.64 mi
9:54/mi
2:44:55
↑ 181↓ 1480.2%
138 ft elev
20M
10:59/mi
2:59:51
↑ 64↓ 500.2%
148 ft elev
21M
14:28/mi
3:14:19
↑ 106↓ 241.6%
227 ft elev
35K· 21.75 mi
11:56/mi
3:23:15
↑ 17↓ 861.7%
156 ft elev
23M
13:27/mi
3:40:06
↑ 23↓ 630.6%
116 ft elev
24M
13:47/mi
3:53:53
↓ 821.3%
34 ft elev
40K· 24.85 mi
18:40/mi
4:09:51
↓ 200.3%
20 ft elev
25.2M
24:36/mi
4:18:20
↑ 13↓ 160.2%
18 ft elev
Finish· 26.22 mi
16:00/mi
4:34:38
↑ 22↓ 21
17 ft elev
Course Elevation
7–469 ft
≈
×2stacked redwood trees
•▲ 890 ft climb · ▼ 1342 ft descent

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:48:52
Pace8:18 /mi
2nd Half
Distance13.11 mi
Time2:45:46
Pace12:39 /mi
📊Positive Split: 52.3% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:26:3725:148:0725:14
8:07
-
10K
6.21 mi11:51:4450:218:0625:07
8:05
-0:02
15K
9.32 mi12:17:211:15:588:0925:37
8:15
+0:10
20K
12.43 mi12:44:191:42:568:1726:58
8:41
+0:26
Half
13.11 mi12:50:151:48:528:185:56
8:42
+0:01
25K
15.53 mi13:15:312:14:088:3825:16
10:25
+1:43
30K
18.64 mi13:46:182:44:558:5130:47
9:54
-0:31
20M
20.00 mi14:01:142:59:519:0014:56
10:59
+1:05
21M
21.00 mi14:15:423:14:199:1514:28
14:28
+3:29
35K
21.75 mi14:24:383:23:159:218:56
11:56
-2:32
23M
23.00 mi14:41:293:40:069:3416:51
13:27
+1:31
24M
24.00 mi14:55:163:53:539:4513:47
13:47
+0:20
40K
24.85 mi15:11:144:09:5110:0315:58
18:40
+4:53
25.2M
25.20 mi15:19:434:18:2010:158:29
24:36
+5:56
Finish
26.22 mi15:36:014:34:3810:2916:18
16:00
-8:36

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

8:05 /mi

Average Pace

10:29 /mi

Slowest Pace

24:36 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

1:48:52

40% of race

Time at Steady Pace

1:19:55

29% of race

Time at Slower Pace

1:25:51

31% of race

Average Pace: 10:28 /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 mi11:26:3725:148:0725:14
8:07
#17517
10K
6.21 mi11:51:4450:218:0625:07
8:05
#17273
15K
9.32 mi12:17:211:15:588:0925:37
8:15
#17434
20K
12.43 mi12:44:191:42:568:1726:58
8:41
#17894
Half
13.11 mi12:50:151:48:528:185:56
8:42
#18006
25K
15.53 mi13:15:312:14:088:3825:16
10:25
#19707
30K
18.64 mi13:46:182:44:558:5130:47
9:54
#20119
20M
20.00 mi14:01:142:59:519:0014:56
10:59
#20518
21M
21.00 mi14:15:423:14:199:1514:28
14:28
#21331
35K
21.75 mi14:24:383:23:159:218:56
11:56
#21633
23M
23.00 mi14:41:293:40:069:3416:51
13:27
#22190
24M
24.00 mi14:55:163:53:539:4513:47
13:47
#22625
40K
24.85 mi15:11:144:09:5110:0315:58
18:40
#23401
25.2M
25.20 mi15:19:434:18:2010:158:29
24:36
#23886
Finish
26.22 mi15:36:014:34:3810:2916:18
16:00
#24422
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM70-74Seg. OverallSeg. MalesSeg. M70-74
5K3.11 mi3.11 mi17517114271142717692(Top 62%)11511(Top 71%)11511(Top 5049%)
10K6.21 mi3.10 mi17273+24411336+9111336+9117084(Top 60%)11283(Top 70%)11283(Top 4949%)
15K9.32 mi3.11 mi17434-16111413-7711413-7717692(Top 62%)11511(Top 71%)11511(Top 5049%)
20K12.43 mi3.11 mi17894-46011570-15711570-15719316(Top 68%)12175(Top 76%)12175(Top 5340%)
Half13.11 mi0.68 mi18006-11211615-4511615-4520348(Top 72%)12640(Top 78%)12640(Top 5544%)
25K15.53 mi2.42 mi19707-170112333-71812333-71824220(Top 85%)14294(Top 89%)14294(Top 6269%)
30K18.64 mi3.11 mi20119-41212471-13812471-13821328(Top 75%)12862(Top 80%)12862(Top 5641%)
20M20.00 mi1.36 mi20518-39912624-15312624-15323555(Top 83%)13781(Top 86%)13781(Top 6044%)
21M21.00 mi1.00 mi21331-81312977-35312977-35326680(Top 94%)15200(Top 94%)15200(Top 6667%)
35K21.75 mi0.75 mi21633-30213104-12713104-12725778(Top 91%)14719(Top 91%)14719(Top 6456%)
23M23.00 mi1.25 mi22190-55713302-19813302-19826850(Top 95%)15259(Top 95%)15259(Top 6693%)
24M24.00 mi1.00 mi22625-43513478-17613478-17627513(Top 97%)15554(Top 97%)15554(Top 6822%)
40K24.85 mi0.85 mi23401-77613835-35713835-35728351(Top 100%)16070(Top 100%)16070(Top 7048%)
25.2M25.20 mi0.35 mi23886-48514056-22114056-22128398(Top 100%)16099(Top 100%)16099(Top 7061%)
Finish26.22 mi1.02 mi24422-53614299-24314299-24328317(Top 100%)16046(Top 100%)16046(Top 7038%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 62%
×21story building
+97ft-345ft

Overall

17692

Males

11511

M70-74

11511

5K→10K

3.1 - 6.2 mi

Top 60%
×5story building
+79ft-138ft

Overall

17084

Males

11283

M70-74

11283

10K→15K

6.2 - 9.3 mi

Top 62%
×3story building
+67ft-78ft

Overall

17692

Males

11511

M70-74

11511

15K→20K

9.3 - 12.4 mi

Top 68%
×5story building
+106ft-86ft

Overall

19316

Males

12175

M70-74

12175

20K→Half

12.4 - 13.1 mi

Top 72%
×2story building
+19ft-37ft

Overall

20348

Males

12640

M70-74

12640

Half→25K

13.1 - 15.5 mi

Top 85%
×4story building
+66ft-88ft

Overall

24220

Males

14294

M70-74

14294

25K→30K

15.5 - 18.6 mi

Top 75%
×9story building
+181ft-148ft

Overall

21328

Males

12862

M70-74

12862

30K→20M

18.6 - 20.0 mi

Top 83%
×5story building
+64ft-50ft

Overall

23555

Males

13781

M70-74

13781

20M→21M

20.0 - 21.0 mi

Top 94%
×8story building
+106ft-24ft

Overall

26680

Males

15200

M70-74

15200

21M→35K

21.0 - 21.8 mi

Top 91%
×7story building
+17ft-86ft

Overall

25778

Males

14719

M70-74

14719

35K→23M

21.8 - 23.0 mi

Top 95%
×5story building
+23ft-63ft

Overall

26850

Males

15259

M70-74

15259

23M→24M

23.0 - 24.0 mi

Top 97%
×6story building
+12ft-82ft

Overall

27513

Males

15554

M70-74

15554

24M→40K

24.0 - 24.9 mi

Top 100%
×1story
+6ft-20ft

Overall

28351

Males

16070

M70-74

16070

40K→25.2M

24.9 - 25.2 mi

Top 100%
×1story
+13ft-16ft

Overall

28398

Males

16099

M70-74

16099

25.2M→Finish

25.2 - 26.2 mi

Top 100%
×2story building
+22ft-21ft

Overall

28317

Males

16046

M70-74

16046

Passing Analysis

Category:
Athletes Passed
864
Passed By
7769
Net Change
-6905
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#17517
5K → 10K422178+244#17517#17273
10K → 15K148309-161#17273#17434
15K → 20K77537-460#17434#17894
20K → Half14126-112#17894#18006
Half → 25K81709-1701#18006#19707
25K → 30K118530-412#19707#20119
30K → 20M30429-399#20119#20518
20M → 21M9822-813#20518#21331
21M → 35K8310-302#21331#21633
35K → 23M16573-557#21633#22190
23M → 24M13448-435#22190#22625
24M → 40K0776-776#22625#23401
40K → 25.2M0485-485#23401#23886
25.2M → Finish1537-536#23886#24422
TOTALS8647769-6905
📊

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