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BOSTON MARATHON 2025

Nik Fahrer

Bib: 1410•M

CO

0:00
0:00
/ mi
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Overall
#0 / 28404
Top 8%
Gender (Male)
#0 / 16105
Top 14%
Division (M18-39)
#0 / 5642
Top 32%
Race Day Weather
50°/40°F
broken clouds

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
19:48
Rank: #2903
Start → 5K
6:22/mi
19:48 split
10K· 6.21 mi
39:44
Rank: #3015 (-112)
5K → 10K
6:25/mi
19:56 split
15K· 9.32 mi
59:47
Rank: #3102 (-87)
10K → 15K
6:27/mi
20:03 split
20K· 12.43 mi
1:19:48
Rank: #2989 (+113)
15K → 20K
6:27/mi
20:01 split
Half· 13.11 mi
1:24:05
Rank: #2952 (+37)
20K → Half
6:17/mi
4:17 split
25K· 15.53 mi
1:39:41
Rank: #2844 (+108)
Half → 25K
6:26/mi
15:36 split
30K· 18.64 mi
2:00:06
Rank: #2686 (+158)
25K → 30K
6:34/mi
20:25 split
20M
2:09:13
Rank: #2634 (+52)
30K → 20M
6:43/mi
9:07 split
21M
2:16:14
Rank: #2595 (+39)
20M → 21M
7:01/mi
7:01 split
35K· 21.75 mi
2:21:03
Rank: #2561 (+34)
21M → 35K
6:26/mi
4:49 split
23M
2:29:23
Rank: #2493 (+68)
35K → 23M
6:39/mi
8:20 split
24M
2:35:48
Rank: #2420 (+73)
23M → 24M
6:25/mi
6:25 split
40K· 24.85 mi
2:41:24
Rank: #2373 (+47)
24M → 40K
6:33/mi
5:36 split
25.2M
2:43:54
Rank: #2367 (+6)
40K → 25.2M
7:15/mi
2:30 split
Finish· 26.22 mi
2:50:20
Rank: #2326 (+41)
25.2M → Finish
6:19/mi
6:26 split

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:24:05
Pace6:25 /mi
2nd Half
Distance13.11 mi
Time1:26:15
Pace6:35 /mi
📊Positive Split: 2.6% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:20:3219:486:2219:48
6:22
-
10K
6.21 mi10:40:2839:446:2419:56
6:25
+0:03
15K
9.32 mi11:00:3159:476:2520:03
6:27
+0:02
20K
12.43 mi11:20:321:19:486:2520:01
6:27
0:00
Half
13.11 mi11:24:491:24:056:254:17
6:17
-0:10
25K
15.53 mi11:40:251:39:416:2515:36
6:26
+0:09
30K
18.64 mi12:00:502:00:066:2720:25
6:34
+0:08
20M
20.00 mi12:09:572:09:136:289:07
6:43
+0:09
21M
21.00 mi12:16:582:16:146:297:01
7:01
+0:18
35K
21.75 mi12:21:472:21:036:294:49
6:26
-0:35
23M
23.00 mi12:30:072:29:236:308:20
6:39
+0:13
24M
24.00 mi12:36:322:35:486:306:25
6:25
-0:14
40K
24.85 mi12:42:082:41:246:305:36
6:33
+0:08
25.2M
25.20 mi12:44:382:43:546:302:30
7:15
+0:42
Finish
26.22 mi12:51:042:50:206:306:26
6:19
-0:56

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

6:17 /mi

Average Pace

6:30 /mi

Slowest Pace

7:15 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:40:49

94% of race

Time at Steady Pace

9:31

6% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 6:30 /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 mi10:20:3219:486:2219:48
6:22
#2903
10K
6.21 mi10:40:2839:446:2419:56
6:25
#3015
15K
9.32 mi11:00:3159:476:2520:03
6:27
#3102
20K
12.43 mi11:20:321:19:486:2520:01
6:27
#2989
Half
13.11 mi11:24:491:24:056:254:17
6:17
#2952
25K
15.53 mi11:40:251:39:416:2515:36
6:26
#2844
30K
18.64 mi12:00:502:00:066:2720:25
6:34
#2686
20M
20.00 mi12:09:572:09:136:289:07
6:43
#2634
21M
21.00 mi12:16:582:16:146:297:01
7:01
#2595
35K
21.75 mi12:21:472:21:036:294:49
6:26
#2561
23M
23.00 mi12:30:072:29:236:308:20
6:39
#2493
24M
24.00 mi12:36:322:35:486:306:25
6:25
#2420
40K
24.85 mi12:42:082:41:246:305:36
6:33
#2373
25.2M
25.20 mi12:44:382:43:546:302:30
7:15
#2367
Finish
26.22 mi12:51:042:50:206:306:26
6:19
#2326
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM18-39Seg. OverallSeg. MalesSeg. M18-39
5K3.11 mi3.11 mi2903276227623263(Top 11%)3099(Top 19%)3099(Top 55%)
10K6.21 mi3.10 mi3015-1122868-1062868-1063134(Top 11%)2982(Top 19%)2982(Top 53%)
15K9.32 mi3.11 mi3102-872955-872955-873263(Top 11%)3099(Top 19%)3099(Top 55%)
20K12.43 mi3.11 mi2989+1132849+1062849+1062762(Top 10%)2629(Top 16%)2629(Top 47%)
Half13.11 mi0.68 mi2952+372813+362813+362378(Top 8%)2275(Top 14%)2275(Top 40%)
25K15.53 mi2.42 mi2844+1082713+1002713+1002516(Top 9%)2392(Top 15%)2392(Top 42%)
30K18.64 mi3.11 mi2686+1582564+1492564+1492282(Top 8%)2161(Top 13%)2161(Top 38%)
20M20.00 mi1.36 mi2634+522515+492515+492490(Top 9%)2344(Top 15%)2344(Top 42%)
21M21.00 mi1.00 mi2595+392474+412474+412306(Top 8%)2152(Top 13%)2152(Top 38%)
35K21.75 mi0.75 mi2561+342439+352439+352164(Top 8%)2023(Top 13%)2023(Top 36%)
23M23.00 mi1.25 mi2493+682372+672372+672053(Top 7%)1918(Top 12%)1918(Top 34%)
24M24.00 mi1.00 mi2420+732302+702302+701717(Top 6%)1602(Top 10%)1602(Top 28%)
40K24.85 mi0.85 mi2373+472255+472255+471788(Top 6%)1651(Top 10%)1651(Top 29%)
25.2M25.20 mi0.35 mi2367+62246+92246+92308(Top 8%)2061(Top 13%)2061(Top 37%)
Finish26.22 mi1.02 mi2326+412206+402206+401941(Top 7%)1785(Top 11%)1785(Top 32%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 11%
×21story building
+97ft-345ft

Overall

3263

Males

3099

M18-39

3099

5K→10K

3.1 - 6.2 mi

Top 11%
×5story building
+79ft-138ft

Overall

3134

Males

2982

M18-39

2982

10K→15K

6.2 - 9.3 mi

Top 11%
×3story building
+67ft-78ft

Overall

3263

Males

3099

M18-39

3099

15K→20K

9.3 - 12.4 mi

Top 10%
×5story building
+106ft-86ft

Overall

2762

Males

2629

M18-39

2629

20K→Half

12.4 - 13.1 mi

Top 8%
×2story building
+19ft-37ft

Overall

2378

Males

2275

M18-39

2275

Half→25K

13.1 - 15.5 mi

Top 9%
×4story building
+66ft-88ft

Overall

2516

Males

2392

M18-39

2392

25K→30K

15.5 - 18.6 mi

Top 8%
×9story building
+181ft-148ft

Overall

2282

Males

2161

M18-39

2161

30K→20M

18.6 - 20.0 mi

Top 9%
×5story building
+64ft-50ft

Overall

2490

Males

2344

M18-39

2344

20M→21M

20.0 - 21.0 mi

Top 8%
×8story building
+106ft-24ft

Overall

2306

Males

2152

M18-39

2152

21M→35K

21.0 - 21.8 mi

Top 8%
×7story building
+17ft-86ft

Overall

2164

Males

2023

M18-39

2023

35K→23M

21.8 - 23.0 mi

Top 7%
×5story building
+23ft-63ft

Overall

2053

Males

1918

M18-39

1918

23M→24M

23.0 - 24.0 mi

Top 6%
×6story building
+12ft-82ft

Overall

1717

Males

1602

M18-39

1602

24M→40K

24.0 - 24.9 mi

Top 6%
×1story
+6ft-20ft

Overall

1788

Males

1651

M18-39

1651

40K→25.2M

24.9 - 25.2 mi

Top 8%
×1story
+13ft-16ft

Overall

2308

Males

2061

M18-39

2061

25.2M→Finish

25.2 - 26.2 mi

Top 7%
×2story building
+22ft-21ft

Overall

1941

Males

1785

M18-39

1785

Passing Analysis

Category:
Athletes Passed
1131
Passed By
554
Net Change
+577
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#2903
5K → 10K93205-112#2903#3015
10K → 15K56143-87#3015#3102
15K → 20K14633+113#3102#2989
20K → Half392+37#2989#2952
Half → 25K12719+108#2952#2844
25K → 30K18022+158#2844#2686
30K → 20M7927+52#2686#2634
20M → 21M7031+39#2634#2595
21M → 35K4612+34#2595#2561
35K → 23M8214+68#2561#2493
23M → 24M818+73#2493#2420
24M → 40K5710+47#2420#2373
40K → 25.2M2115+6#2373#2367
25.2M → Finish5413+41#2367#2326
TOTALS1131554+577
📊

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