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BOSTON MARATHON 2025

Eric Tuck

Bib: 29363•M

MA

0:00
0:00
/ mi
Masters
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Overall
#0 / 28404
Gender (Male)
#0 / 16105
Masters (Masters Men)
#0 / 10463
Division (M50-54)
#0 / 1996
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
9:05/mi
28:13
↑ 97↓ 3451.5%
10K· 6.21 mi
8:49/mi
55:37
↑ 79↓ 1380.4%
15K· 9.32 mi
8:57/mi
1:23:26
↑ 67↓ 78
20K· 12.43 mi
9:08/mi
1:51:49
↑ 106↓ 860.1%
Half· 13.11 mi
8:52/mi
1:57:52
↑ 19↓ 370.5%
25K· 15.53 mi
9:31/mi
2:20:57
↑ 66↓ 880.2%
30K· 18.64 mi
9:41/mi
2:51:01
↑ 181↓ 1480.2%
20M
9:35/mi
3:04:02
↑ 64↓ 500.2%
21M
11:34/mi
3:15:36
↑ 106↓ 241.6%
35K· 21.75 mi
9:35/mi
3:22:46
↑ 17↓ 861.7%
23M
10:03/mi
3:35:21
↑ 23↓ 630.6%
24M
9:24/mi
3:44:45
↓ 821.3%
40K· 24.85 mi
10:43/mi
3:53:55
↓ 200.3%
25.2M
12:46/mi
3:58:19
↑ 13↓ 160.2%
Finish· 26.22 mi
9:15/mi
4:07:45
↑ 22↓ 21

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:57:52
Pace8:59 /mi
2nd Half
Distance13.11 mi
Time2:09:53
Pace9:54 /mi
📊Positive Split: 10.2% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:47:0028:139:0528:13
9:05
-
10K
6.21 mi12:14:2455:378:5727:24
8:49
-0:16
15K
9.32 mi12:42:131:23:268:5727:49
8:57
+0:08
20K
12.43 mi13:10:361:51:499:0028:23
9:08
+0:11
Half
13.11 mi13:16:391:57:528:596:03
8:52
-0:16
25K
15.53 mi13:39:442:20:579:0423:05
9:31
+0:39
30K
18.64 mi14:09:482:51:019:1030:04
9:41
+0:10
20M
20.00 mi14:22:493:04:029:1213:01
9:35
-0:06
21M
21.00 mi14:34:233:15:369:1911:34
11:34
+1:59
35K
21.75 mi14:41:333:22:469:197:10
9:35
-1:59
23M
23.00 mi14:54:083:35:219:2212:35
10:03
+0:28
24M
24.00 mi15:03:323:44:459:229:24
9:24
-0:39
40K
24.85 mi15:12:423:53:559:259:10
10:43
+1:19
25.2M
25.20 mi15:17:063:58:199:274:24
12:46
+2:03
Finish
26.22 mi15:26:324:07:459:279:26
9:15
-3:31

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

8:49 /mi

Average Pace

9:27 /mi

Slowest Pace

12:46 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

1:01:16

25% of race

Time at Steady Pace

2:28:46

60% of race

Time at Slower Pace

37:43

15% of race

Average Pace: 9:27 /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 mi11:47:0028:139:0528:13
9:05
#22782
10K
6.21 mi12:14:2455:378:5727:24
8:49
#22207
15K
9.32 mi12:42:131:23:268:5727:49
8:57
#22079
20K
12.43 mi13:10:361:51:499:0028:23
9:08
#21921
Half
13.11 mi13:16:391:57:528:596:03
8:52
#21873
25K
15.53 mi13:39:442:20:579:0423:05
9:31
#21907
30K
18.64 mi14:09:482:51:019:1030:04
9:41
#21638
20M
20.00 mi14:22:493:04:029:1213:01
9:35
#21468
21M
21.00 mi14:34:233:15:369:1911:34
11:34
#21591
35K
21.75 mi14:41:333:22:469:197:10
9:35
#21559
23M
23.00 mi14:54:083:35:219:2212:35
10:03
#21481
24M
24.00 mi15:03:323:44:459:229:24
9:24
#21372
40K
24.85 mi15:12:423:53:559:259:10
10:43
#21427
25.2M
25.20 mi15:17:063:58:199:274:24
12:46
#21493
Finish
26.22 mi15:26:324:07:459:279:26
9:15
#21438
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM50-54Seg. OverallSeg. MalesSeg. M50-54
5K3.11 mi3.11 mi22782136591365921815(Top 77%)13312(Top 83%)13312(Top 667%)
10K6.21 mi3.10 mi22207+57513419+24013419+24021485(Top 76%)13125(Top 81%)13125(Top 658%)
15K9.32 mi3.11 mi22079+12813375+4413375+4421815(Top 77%)13312(Top 83%)13312(Top 667%)
20K12.43 mi3.11 mi21921+15813301+7413301+7421614(Top 76%)13180(Top 82%)13180(Top 660%)
Half13.11 mi0.68 mi21873+4813283+1813283+1821207(Top 75%)13004(Top 81%)13004(Top 652%)
25K15.53 mi2.42 mi21907-3413294-1113294-1121924(Top 77%)13254(Top 82%)13254(Top 664%)
30K18.64 mi3.11 mi21638+26913154+14013154+14020621(Top 73%)12568(Top 78%)12568(Top 630%)
20M20.00 mi1.36 mi21468+17013054+10013054+10019520(Top 69%)11938(Top 74%)11938(Top 598%)
21M21.00 mi1.00 mi21591-12313094-4013094-4022738(Top 80%)13316(Top 83%)13316(Top 667%)
35K21.75 mi0.75 mi21559+3213067+2713067+2720603(Top 73%)12262(Top 76%)12262(Top 614%)
23M23.00 mi1.25 mi21481+7813007+6013007+6020653(Top 73%)12222(Top 76%)12222(Top 612%)
24M24.00 mi1.00 mi21372+10912938+6912938+6919228(Top 68%)11521(Top 72%)11521(Top 577%)
40K24.85 mi0.85 mi21427-5512939-112939-122490(Top 79%)12977(Top 81%)12977(Top 650%)
25.2M25.20 mi0.35 mi21493-6612961-2212961-2224653(Top 87%)14088(Top 87%)14088(Top 706%)
Finish26.22 mi1.02 mi21438+5512912+4912912+4920201(Top 71%)11899(Top 74%)11899(Top 596%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 77%
×21story building
+97ft-345ft

Overall

21815

Males

13312

M50-54

13312

5K→10K

3.1 - 6.2 mi

Top 76%
×5story building
+79ft-138ft

Overall

21485

Males

13125

M50-54

13125

10K→15K

6.2 - 9.3 mi

Top 77%
×3story building
+67ft-78ft

Overall

21815

Males

13312

M50-54

13312

15K→20K

9.3 - 12.4 mi

Top 76%
×5story building
+106ft-86ft

Overall

21614

Males

13180

M50-54

13180

20K→Half

12.4 - 13.1 mi

Top 75%
×2story building
+19ft-37ft

Overall

21207

Males

13004

M50-54

13004

Half→25K

13.1 - 15.5 mi

Top 77%
×4story building
+66ft-88ft

Overall

21924

Males

13254

M50-54

13254

25K→30K

15.5 - 18.6 mi

Top 73%
×9story building
+181ft-148ft

Overall

20621

Males

12568

M50-54

12568

30K→20M

18.6 - 20.0 mi

Top 69%
×5story building
+64ft-50ft

Overall

19520

Males

11938

M50-54

11938

20M→21M

20.0 - 21.0 mi

Top 80%
×8story building
+106ft-24ft

Overall

22738

Males

13316

M50-54

13316

21M→35K

21.0 - 21.8 mi

Top 73%
×7story building
+17ft-86ft

Overall

20603

Males

12262

M50-54

12262

35K→23M

21.8 - 23.0 mi

Top 73%
×5story building
+23ft-63ft

Overall

20653

Males

12222

M50-54

12222

23M→24M

23.0 - 24.0 mi

Top 68%
×6story building
+12ft-82ft

Overall

19228

Males

11521

M50-54

11521

24M→40K

24.0 - 24.9 mi

Top 79%
×1story
+6ft-20ft

Overall

22490

Males

12977

M50-54

12977

40K→25.2M

24.9 - 25.2 mi

Top 87%
×1story
+13ft-16ft

Overall

24653

Males

14088

M50-54

14088

25.2M→Finish

25.2 - 26.2 mi

Top 71%
×2story building
+22ft-21ft

Overall

20201

Males

11899

M50-54

11899

Passing Analysis

Category:
Athletes Passed
2357
Passed By
1013
Net Change
+1344
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#22782
5K → 10K64368+575#22782#22207
10K → 15K248120+128#22207#22079
15K → 20K25395+158#22079#21921
20K → Half6012+48#21921#21873
Half → 25K139173-34#21873#21907
25K → 30K34273+269#21907#21638
30K → 20M19727+170#21638#21468
20M → 21M44167-123#21468#21591
21M → 35K5927+32#21591#21559
35K → 23M11941+78#21559#21481
23M → 24M12011+109#21481#21372
24M → 40K3994-55#21372#21427
40K → 25.2M1076-66#21427#21493
25.2M → Finish8429+55#21493#21438
TOTALS23571013+1344
📊

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