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BOSTON MARATHON 2025

Per Tetzlaff

Bib: 22555•M

CT

0:00
0:00
/ mi
Masters
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Overall
#0 / 28404
Gender (Male)
#0 / 16105
Masters (Masters Men)
#0 / 10463
Division (M60-64)
#0 / 1259
Race Day Weather
50°/40°F
broken clouds

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
26:01
Rank: #19157
Start → 5K
8:22/mi
26:01 split
10K· 6.21 mi
52:11
Rank: #19226 (-69)
5K → 10K
8:25/mi
26:10 split
15K· 9.32 mi
1:18:23
Rank: #19086 (+140)
10K → 15K
8:26/mi
26:12 split
20K· 12.43 mi
1:45:14
Rank: #19059 (+27)
15K → 20K
8:39/mi
26:51 split
Half· 13.11 mi
1:51:06
Rank: #19093 (-34)
20K → Half
8:36/mi
5:52 split
25K· 15.53 mi
2:14:54
Rank: #19965 (-872)
Half → 25K
9:49/mi
23:48 split
30K· 18.64 mi
2:48:39
Rank: #21093 (-1128)
25K → 30K
10:52/mi
33:45 split
20M
3:03:15
Rank: #21303 (-210)
30K → 20M
10:45/mi
14:36 split
21M
3:14:31
Rank: #21372 (-69)
20M → 21M
11:16/mi
11:16 split
35K· 21.75 mi
3:21:50
Rank: #21375 (-3)
21M → 35K
9:47/mi
7:19 split
23M
3:34:13
Rank: #21281 (+94)
35K → 23M
9:53/mi
12:23 split
24M
3:43:47
Rank: #21222 (+59)
23M → 24M
9:34/mi
9:34 split
40K· 24.85 mi
3:52:26
Rank: #21197 (+25)
24M → 40K
10:07/mi
8:39 split
25.2M
3:56:13
Rank: #21190 (+7)
40K → 25.2M
10:58/mi
3:47 split
Finish· 26.22 mi
4:06:01
Rank: #21198 (-8)
25.2M → Finish
9:37/mi
9:48 split

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:51:06
Pace8:28 /mi
2nd Half
Distance13.11 mi
Time2:14:55
Pace10:18 /mi
📊Positive Split: 21.4% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:22:1026:018:2226:01
8:22
-
10K
6.21 mi11:48:2052:118:2426:10
8:25
+0:03
15K
9.32 mi12:14:321:18:238:2526:12
8:26
+0:01
20K
12.43 mi12:41:231:45:148:2826:51
8:39
+0:13
Half
13.11 mi12:47:151:51:068:285:52
8:36
-0:03
25K
15.53 mi13:11:032:14:548:4123:48
9:49
+1:13
30K
18.64 mi13:44:482:48:399:0333:45
10:52
+1:03
20M
20.00 mi13:59:243:03:159:1014:36
10:45
-0:07
21M
21.00 mi14:10:403:14:319:1611:16
11:16
+0:31
35K
21.75 mi14:17:593:21:509:177:19
9:47
-1:29
23M
23.00 mi14:30:223:34:139:1912:23
9:53
+0:06
24M
24.00 mi14:39:563:43:479:199:34
9:34
-0:19
40K
24.85 mi14:48:353:52:269:218:39
10:07
+0:33
25.2M
25.20 mi14:52:223:56:139:223:47
10:58
+0:51
Finish
26.22 mi15:02:104:06:019:239:48
9:37
-1:21

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

8:22 /mi

Average Pace

9:23 /mi

Slowest Pace

11:16 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

1:51:06

45% of race

Time at Steady Pace

1:11:31

29% of race

Time at Slower Pace

1:03:24

26% of race

Average Pace: 9:23 /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 mi11:22:1026:018:2226:01
8:22
#19157
10K
6.21 mi11:48:2052:118:2426:10
8:25
#19226
15K
9.32 mi12:14:321:18:238:2526:12
8:26
#19086
20K
12.43 mi12:41:231:45:148:2826:51
8:39
#19059
Half
13.11 mi12:47:151:51:068:285:52
8:36
#19093
25K
15.53 mi13:11:032:14:548:4123:48
9:49
#19965
30K
18.64 mi13:44:482:48:399:0333:45
10:52
#21093
20M
20.00 mi13:59:243:03:159:1014:36
10:45
#21303
21M
21.00 mi14:10:403:14:319:1611:16
11:16
#21372
35K
21.75 mi14:17:593:21:509:177:19
9:47
#21375
23M
23.00 mi14:30:223:34:139:1912:23
9:53
#21281
24M
24.00 mi14:39:563:43:479:199:34
9:34
#21222
40K
24.85 mi14:48:353:52:269:218:39
10:07
#21197
25.2M
25.20 mi14:52:223:56:139:223:47
10:58
#21190
Finish
26.22 mi15:02:104:06:019:239:48
9:37
#21198
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM60-64Seg. OverallSeg. MalesSeg. M60-64
5K3.11 mi3.11 mi19157121081210818910(Top 67%)12011(Top 75%)12011(Top 954%)
10K6.21 mi3.10 mi19226-6912147-3912147-3919325(Top 68%)12205(Top 76%)12205(Top 969%)
15K9.32 mi3.11 mi19086+14012076+7112076+7118910(Top 67%)12011(Top 75%)12011(Top 954%)
20K12.43 mi3.11 mi19059+2712067+912067+919089(Top 67%)12074(Top 75%)12074(Top 959%)
Half13.11 mi0.68 mi19093-3412077-1012077-1019802(Top 70%)12395(Top 77%)12395(Top 985%)
25K15.53 mi2.42 mi19965-87212446-36912446-36922797(Top 80%)13653(Top 85%)13653(Top 1084%)
30K18.64 mi3.11 mi21093-112812901-45512901-45523733(Top 84%)13950(Top 87%)13950(Top 1108%)
20M20.00 mi1.36 mi21303-21012973-7212973-7223046(Top 81%)13541(Top 84%)13541(Top 1076%)
21M21.00 mi1.00 mi21372-6912992-1912992-1922076(Top 78%)13009(Top 81%)13009(Top 1033%)
35K21.75 mi0.75 mi21375-312986+612986+621259(Top 75%)12557(Top 78%)12557(Top 997%)
23M23.00 mi1.25 mi21281+9412913+7312913+7320118(Top 71%)11956(Top 74%)11956(Top 950%)
24M24.00 mi1.00 mi21222+5912865+4812865+4819857(Top 70%)11799(Top 73%)11799(Top 937%)
40K24.85 mi0.85 mi21197+2512832+3312832+3320824(Top 73%)12200(Top 76%)12200(Top 969%)
25.2M25.20 mi0.35 mi21190+712824+812824+820513(Top 72%)12046(Top 75%)12046(Top 957%)
Finish26.22 mi1.02 mi21198-812808+1612808+1621600(Top 76%)12584(Top 78%)12584(Top 1000%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 67%
×21stories
+97ft-345ft

Overall

18910

Males

12011

M60-64

12011

5K→10K

3.1 - 6.2 mi

Top 68%
×5stories
+79ft-138ft

Overall

19325

Males

12205

M60-64

12205

10K→15K

6.2 - 9.3 mi

Top 67%
×3stories
+67ft-78ft

Overall

18910

Males

12011

M60-64

12011

15K→20K

9.3 - 12.4 mi

Top 67%
×5stories
+106ft-86ft

Overall

19089

Males

12074

M60-64

12074

20K→Half

12.4 - 13.1 mi

Top 70%
×2stories
+19ft-37ft

Overall

19802

Males

12395

M60-64

12395

Half→25K

13.1 - 15.5 mi

Top 80%
×4stories
+66ft-88ft

Overall

22797

Males

13653

M60-64

13653

25K→30K

15.5 - 18.6 mi

Top 84%
×9stories
+181ft-148ft

Overall

23733

Males

13950

M60-64

13950

30K→20M

18.6 - 20.0 mi

Top 81%
×5stories
+64ft-50ft

Overall

23046

Males

13541

M60-64

13541

20M→21M

20.0 - 21.0 mi

Top 78%
×8stories
+106ft-24ft

Overall

22076

Males

13009

M60-64

13009

21M→35K

21.0 - 21.8 mi

Top 75%
×7stories
+17ft-86ft

Overall

21259

Males

12557

M60-64

12557

35K→23M

21.8 - 23.0 mi

Top 71%
×5stories
+23ft-63ft

Overall

20118

Males

11956

M60-64

11956

23M→24M

23.0 - 24.0 mi

Top 70%
×6stories
+12ft-82ft

Overall

19857

Males

11799

M60-64

11799

24M→40K

24.0 - 24.9 mi

Top 73%
×1story
+6ft-20ft

Overall

20824

Males

12200

M60-64

12200

40K→25.2M

24.9 - 25.2 mi

Top 72%
×1story
+13ft-16ft

Overall

20513

Males

12046

M60-64

12046

25.2M→Finish

25.2 - 26.2 mi

Top 76%
×2stories
+22ft-21ft

Overall

21600

Males

12584

M60-64

12584

Passing Analysis

Category:
Athletes Passed
1312
Passed By
3353
Net Change
-2041
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#19157
5K → 10K224293-69#19157#19226
10K → 15K271131+140#19226#19086
15K → 20K217190+27#19086#19059
20K → Half2054-34#19059#19093
Half → 25K28900-872#19093#19965
25K → 30K421170-1128#19965#21093
30K → 20M49259-210#21093#21303
20M → 21M58127-69#21303#21372
21M → 35K4447-3#21372#21375
35K → 23M14551+94#21375#21281
23M → 24M8627+59#21281#21222
24M → 40K5934+25#21222#21197
40K → 25.2M2316+7#21197#21190
25.2M → Finish4654-8#21190#21198
TOTALS13123353-2041
📊

Passing Visuals

Category:
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🔥Passing Intensity

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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