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BOSTON MARATHON 2025

Frei Tobias

Bib: 30966•M

0:00
0:00
/ mi
Masters
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Overall
#0 / 28404
Gender (Male)
#0 / 16105
Masters (Masters Men)
#0 / 10463
Division (M40-44)
#0 / 2247
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
8:00/mi
24:52
↑ 97↓ 3451.5%
10K· 6.21 mi
8:18/mi
50:38
↑ 79↓ 1380.4%
15K· 9.32 mi
8:06/mi
1:15:47
↑ 67↓ 78
20K· 12.43 mi
8:42/mi
1:42:48
↑ 106↓ 860.1%
Half· 13.11 mi
8:24/mi
1:48:32
↑ 19↓ 370.5%
25K· 15.53 mi
9:13/mi
2:10:53
↑ 66↓ 880.2%
30K· 18.64 mi
9:38/mi
2:40:48
↑ 181↓ 1480.2%
20M
9:37/mi
2:53:52
↑ 64↓ 500.2%
21M
10:39/mi
3:04:31
↑ 106↓ 241.6%
35K· 21.75 mi
10:58/mi
3:12:43
↑ 17↓ 861.7%
23M
9:45/mi
3:24:56
↑ 23↓ 630.6%
24M
9:39/mi
3:34:35
↓ 821.3%
40K· 24.85 mi
9:53/mi
3:43:02
↓ 200.3%
25.2M
12:19/mi
3:47:17
↑ 13↓ 160.2%
Finish· 26.22 mi
9:15/mi
3:56:43
↑ 22↓ 21

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:48:32
Pace8:17 /mi
2nd Half
Distance13.11 mi
Time2:08:11
Pace9:47 /mi
📊Positive Split: 18.1% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:44:3924:528:0024:52
8:00
-
10K
6.21 mi12:10:2550:388:0925:46
8:18
+0:18
15K
9.32 mi12:35:341:15:478:0825:09
8:06
-0:12
20K
12.43 mi13:02:351:42:488:1627:01
8:42
+0:36
Half
13.11 mi13:08:191:48:328:175:44
8:24
-0:18
25K
15.53 mi13:30:402:10:538:2622:21
9:13
+0:49
30K
18.64 mi14:00:352:40:488:3829:55
9:38
+0:25
20M
20.00 mi14:13:392:53:528:4213:04
9:37
-0:01
21M
21.00 mi14:24:183:04:318:4710:39
10:39
+1:02
35K
21.75 mi14:32:303:12:438:528:12
10:58
+0:19
23M
23.00 mi14:44:433:24:568:5512:13
9:45
-1:13
24M
24.00 mi14:54:223:34:358:569:39
9:39
-0:06
40K
24.85 mi15:02:493:43:028:588:27
9:53
+0:14
25.2M
25.20 mi15:07:043:47:179:014:15
12:19
+2:26
Finish
26.22 mi15:16:303:56:439:029:26
9:15
-3:04

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

8:00 /mi

Average Pace

9:02 /mi

Slowest Pace

12:19 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

1:48:32

46% of race

Time at Steady Pace

1:45:05

44% of race

Time at Slower Pace

23:06

10% of race

Average Pace: 9:02 /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 mi11:44:3924:528:0024:52
8:00
#16614
10K
6.21 mi12:10:2550:388:0925:46
8:18
#17627
15K
9.32 mi12:35:341:15:478:0825:09
8:06
#17297
20K
12.43 mi13:02:351:42:488:1627:01
8:42
#17828
Half
13.11 mi13:08:191:48:328:175:44
8:24
#17845
25K
15.53 mi13:30:402:10:538:2622:21
9:13
#18443
30K
18.64 mi14:00:352:40:488:3829:55
9:38
#18901
20M
20.00 mi14:13:392:53:528:4213:04
9:37
#18996
21M
21.00 mi14:24:183:04:318:4710:39
10:39
#19103
35K
21.75 mi14:32:303:12:438:528:12
10:58
#19422
23M
23.00 mi14:44:433:24:568:5512:13
9:45
#19465
24M
24.00 mi14:54:223:34:358:569:39
9:39
#19515
40K
24.85 mi15:02:493:43:028:588:27
9:53
#19528
25.2M
25.20 mi15:07:043:47:179:014:15
12:19
#19665
Finish
26.22 mi15:16:303:56:439:029:26
9:15
#19684
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM40-44Seg. OverallSeg. MalesSeg. M40-44
5K3.11 mi3.11 mi16614110431104316699(Top 59%)11094(Top 69%)11094(Top 494%)
10K6.21 mi3.10 mi17627-101311464-42111464-42118503(Top 65%)11851(Top 74%)11851(Top 527%)
15K9.32 mi3.11 mi17297+33011357+10711357+10716699(Top 59%)11094(Top 69%)11094(Top 494%)
20K12.43 mi3.11 mi17828-53111539-18211539-18219387(Top 68%)12204(Top 76%)12204(Top 543%)
Half13.11 mi0.68 mi17845-17115391153918599(Top 65%)11872(Top 74%)11872(Top 528%)
25K15.53 mi2.42 mi18443-59811788-24911788-24920824(Top 73%)12775(Top 79%)12775(Top 569%)
30K18.64 mi3.11 mi18901-45811958-17011958-17020464(Top 72%)12493(Top 78%)12493(Top 556%)
20M20.00 mi1.36 mi18996-9511965-711965-719665(Top 69%)12001(Top 75%)12001(Top 534%)
21M21.00 mi1.00 mi19103-10711992-2711992-2720430(Top 72%)12231(Top 76%)12231(Top 544%)
35K21.75 mi0.75 mi19422-31912111-11912111-11924106(Top 85%)13923(Top 86%)13923(Top 620%)
23M23.00 mi1.25 mi19465-4312090+2112090+2119644(Top 69%)11737(Top 73%)11737(Top 522%)
24M24.00 mi1.00 mi19515-5012092-212092-220178(Top 71%)11950(Top 74%)11950(Top 532%)
40K24.85 mi0.85 mi19528-1312083+912083+920060(Top 71%)11817(Top 73%)11817(Top 526%)
25.2M25.20 mi0.35 mi19665-13712122-3912122-3923827(Top 84%)13672(Top 85%)13672(Top 608%)
Finish26.22 mi1.02 mi19684-1912118+412118+420195(Top 71%)11893(Top 74%)11893(Top 529%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 59%
×21story building
+97ft-345ft

Overall

16699

Males

11094

M40-44

11094

5K→10K

3.1 - 6.2 mi

Top 65%
×5story building
+79ft-138ft

Overall

18503

Males

11851

M40-44

11851

10K→15K

6.2 - 9.3 mi

Top 59%
×3story building
+67ft-78ft

Overall

16699

Males

11094

M40-44

11094

15K→20K

9.3 - 12.4 mi

Top 68%
×5story building
+106ft-86ft

Overall

19387

Males

12204

M40-44

12204

20K→Half

12.4 - 13.1 mi

Top 65%
×2story building
+19ft-37ft

Overall

18599

Males

11872

M40-44

11872

Half→25K

13.1 - 15.5 mi

Top 73%
×4story building
+66ft-88ft

Overall

20824

Males

12775

M40-44

12775

25K→30K

15.5 - 18.6 mi

Top 72%
×9story building
+181ft-148ft

Overall

20464

Males

12493

M40-44

12493

30K→20M

18.6 - 20.0 mi

Top 69%
×5story building
+64ft-50ft

Overall

19665

Males

12001

M40-44

12001

20M→21M

20.0 - 21.0 mi

Top 72%
×8story building
+106ft-24ft

Overall

20430

Males

12231

M40-44

12231

21M→35K

21.0 - 21.8 mi

Top 85%
×7story building
+17ft-86ft

Overall

24106

Males

13923

M40-44

13923

35K→23M

21.8 - 23.0 mi

Top 69%
×5story building
+23ft-63ft

Overall

19644

Males

11737

M40-44

11737

23M→24M

23.0 - 24.0 mi

Top 71%
×6story building
+12ft-82ft

Overall

20178

Males

11950

M40-44

11950

24M→40K

24.0 - 24.9 mi

Top 71%
×1story
+6ft-20ft

Overall

20060

Males

11817

M40-44

11817

40K→25.2M

24.9 - 25.2 mi

Top 84%
×1story
+13ft-16ft

Overall

23827

Males

13672

M40-44

13672

25.2M→Finish

25.2 - 26.2 mi

Top 71%
×2story building
+22ft-21ft

Overall

20195

Males

11893

M40-44

11893

Passing Analysis

Category:
Athletes Passed
1121
Passed By
4191
Net Change
-3070
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#16614
5K → 10K581071-1013#16614#17627
10K → 15K39767+330#17627#17297
15K → 20K73604-531#17297#17828
20K → Half2643-17#17828#17845
Half → 25K47645-598#17845#18443
25K → 30K119577-458#18443#18901
30K → 20M80175-95#18901#18996
20M → 21M61168-107#18996#19103
21M → 35K12331-319#19103#19422
35K → 23M83126-43#19422#19465
23M → 24M52102-50#19465#19515
24M → 40K5770-13#19515#19528
40K → 25.2M8145-137#19528#19665
25.2M → Finish4867-19#19665#19684
TOTALS11214191-3070
📊

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