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BOSTON MARATHON 2025

Alexander Nemeth

Bib: 1328•M

MA

0:00
0:00
/ mi
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Overall
#0 / 28404
Top 7%
Gender (Male)
#0 / 16105
Top 11%
Division (M18-39)
#0 / 5642
Top 26%
Race Day Weather
50°/40°F
broken clouds

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
17:54
Rank: #541
Start → 5K
17:54 | 5:46/mi
10K· 6.21 mi
36:15
Rank: #662 (-121)
5K → 10K
18:21 | 5:54/mi
15K· 9.32 mi
55:18
Rank: #878 (-216)
10K → 15K
19:03 | 6:08/mi
20K· 12.43 mi
1:15:17
Rank: #1164 (-286)
15K → 20K
19:59 | 6:26/mi
Half· 13.11 mi
1:19:32
Rank: #1202 (-38)
20K → Half
4:15 | 6:14/mi
25K· 15.53 mi
1:35:15
Rank: #1400 (-198)
Half → 25K
15:43 | 6:29/mi
30K· 18.64 mi
1:56:15
Rank: #1645 (-245)
25K → 30K
21:00 | 6:46/mi
20M
2:05:48
Rank: #1787 (-142)
30K → 20M
9:33 | 7:02/mi
21M
2:13:14
Rank: #1883 (-96)
20M → 21M
7:26 | 7:26/mi
35K· 21.75 mi
2:18:13
Rank: #1902 (-19)
21M → 35K
4:59 | 6:40/mi
23M
2:26:42
Rank: #1908 (-6)
35K → 23M
8:29 | 6:47/mi
24M
2:33:30
Rank: #1952 (-44)
23M → 24M
6:48 | 6:48/mi
40K· 24.85 mi
2:39:11
Rank: #1934 (+18)
24M → 40K
5:41 | 6:39/mi
25.2M
2:41:37
Rank: #1913 (+21)
40K → 25.2M
2:26 | 7:03/mi
Finish· 26.22 mi
2:48:01
Rank: #1888 (+25)
25.2M → Finish
6:24 | 6:17/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:19:32
Pace6:04 /mi
2nd Half
Distance13.11 mi
Time1:28:29
Pace6:45 /mi
📊Positive Split: 11.3% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:19:3117:545:4617:54
5:46
-
10K
6.21 mi10:37:5236:155:5018:21
5:54
+0:08
15K
9.32 mi10:56:5555:185:5619:03
6:08
+0:14
20K
12.43 mi11:16:541:15:176:0319:59
6:26
+0:18
Half
13.11 mi11:21:091:19:326:044:15
6:14
-0:12
25K
15.53 mi11:36:521:35:156:0815:43
6:29
+0:15
30K
18.64 mi11:57:521:56:156:1421:00
6:46
+0:17
20M
20.00 mi12:07:252:05:486:179:33
7:02
+0:16
21M
21.00 mi12:14:512:13:146:217:26
7:26
+0:24
35K
21.75 mi12:19:502:18:136:214:59
6:40
-0:46
23M
23.00 mi12:28:192:26:426:238:29
6:47
+0:07
24M
24.00 mi12:35:072:33:306:246:48
6:48
+0:01
40K
24.85 mi12:40:482:39:116:245:41
6:39
-0:09
25.2M
25.20 mi12:43:142:41:376:252:26
7:03
+0:24
Finish
26.22 mi12:49:382:48:016:256:24
6:17
-0:46

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

5:46 /mi

Average Pace

6:25 /mi

Slowest Pace

7:26 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

1:05:57

39% of race

Time at Steady Pace

1:22:39

49% of race

Time at Slower Pace

19:25

12% of race

Average Pace: 6:24 /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 mi10:19:3117:545:4617:54
5:46
#541
10K
6.21 mi10:37:5236:155:5018:21
5:54
#662
15K
9.32 mi10:56:5555:185:5619:03
6:08
#878
20K
12.43 mi11:16:541:15:176:0319:59
6:26
#1164
Half
13.11 mi11:21:091:19:326:044:15
6:14
#1202
25K
15.53 mi11:36:521:35:156:0815:43
6:29
#1400
30K
18.64 mi11:57:521:56:156:1421:00
6:46
#1645
20M
20.00 mi12:07:252:05:486:179:33
7:02
#1787
21M
21.00 mi12:14:512:13:146:217:26
7:26
#1883
35K
21.75 mi12:19:502:18:136:214:59
6:40
#1902
23M
23.00 mi12:28:192:26:426:238:29
6:47
#1908
24M
24.00 mi12:35:072:33:306:246:48
6:48
#1952
40K
24.85 mi12:40:482:39:116:245:41
6:39
#1934
25.2M
25.20 mi12:43:142:41:376:252:26
7:03
#1913
Finish
26.22 mi12:49:382:48:016:256:24
6:17
#1888
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM18-39Seg. OverallSeg. MalesSeg. M18-39
5K3.11 mi3.11 mi5415035031536(Top 5%)1461(Top 9%)1461(Top 26%)
10K6.21 mi3.10 mi662-121616-113616-113847(Top 3%)795(Top 5%)795(Top 14%)
15K9.32 mi3.11 mi878-216824-208824-2081536(Top 5%)1461(Top 9%)1461(Top 26%)
20K12.43 mi3.11 mi1164-2861104-2801104-2802712(Top 10%)2582(Top 16%)2582(Top 46%)
Half13.11 mi0.68 mi1202-381140-361140-362174(Top 8%)2078(Top 13%)2078(Top 37%)
25K15.53 mi2.42 mi1400-1981328-1881328-1882794(Top 10%)2658(Top 17%)2658(Top 47%)
30K18.64 mi3.11 mi1645-2451561-2331561-2333197(Top 11%)2995(Top 19%)2995(Top 53%)
20M20.00 mi1.36 mi1787-1421699-1381699-1384281(Top 15%)3904(Top 24%)3904(Top 69%)
21M21.00 mi1.00 mi1883-961790-911790-914280(Top 15%)3838(Top 24%)3838(Top 68%)
35K21.75 mi0.75 mi1902-191806-161806-163296(Top 12%)3012(Top 19%)3012(Top 53%)
23M23.00 mi1.25 mi1908-61811-51811-52590(Top 9%)2393(Top 15%)2393(Top 42%)
24M24.00 mi1.00 mi1952-441852-411852-413513(Top 12%)3148(Top 20%)3148(Top 56%)
40K24.85 mi0.85 mi1934+181832+201832+202166(Top 8%)1992(Top 12%)1992(Top 35%)
25.2M25.20 mi0.35 mi1913+211811+211811+211689(Top 6%)1546(Top 10%)1546(Top 27%)
Finish26.22 mi1.02 mi1888+251788+231788+231824(Top 6%)1687(Top 10%)1687(Top 30%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 5%
×21stories
+97ft-345ft

Overall

1536

Males

1461

M18-39

1461

5K→10K

3.1 - 6.2 mi

Top 3%
×5stories
+79ft-138ft

Overall

847

Males

795

M18-39

795

10K→15K

6.2 - 9.3 mi

Top 5%
×3stories
+67ft-78ft

Overall

1536

Males

1461

M18-39

1461

15K→20K

9.3 - 12.4 mi

Top 10%
×5stories
+106ft-86ft

Overall

2712

Males

2582

M18-39

2582

20K→Half

12.4 - 13.1 mi

Top 8%
×2stories
+19ft-37ft

Overall

2174

Males

2078

M18-39

2078

Half→25K

13.1 - 15.5 mi

Top 10%
×4stories
+66ft-88ft

Overall

2794

Males

2658

M18-39

2658

25K→30K

15.5 - 18.6 mi

Top 11%
×9stories
+181ft-148ft

Overall

3197

Males

2995

M18-39

2995

30K→20M

18.6 - 20.0 mi

Top 15%
×5stories
+64ft-50ft

Overall

4281

Males

3904

M18-39

3904

20M→21M

20.0 - 21.0 mi

Top 15%
×8stories
+106ft-24ft

Overall

4280

Males

3838

M18-39

3838

21M→35K

21.0 - 21.8 mi

Top 12%
×7stories
+17ft-86ft

Overall

3296

Males

3012

M18-39

3012

35K→23M

21.8 - 23.0 mi

Top 9%
×5stories
+23ft-63ft

Overall

2590

Males

2393

M18-39

2393

23M→24M

23.0 - 24.0 mi

Top 12%
×6stories
+12ft-82ft

Overall

3513

Males

3148

M18-39

3148

24M→40K

24.0 - 24.9 mi

Top 8%
×1story
+6ft-20ft

Overall

2166

Males

1992

M18-39

1992

40K→25.2M

24.9 - 25.2 mi

Top 6%
×1story
+13ft-16ft

Overall

1689

Males

1546

M18-39

1546

25.2M→Finish

25.2 - 26.2 mi

Top 6%
×2stories
+22ft-21ft

Overall

1824

Males

1687

M18-39

1687

Passing Analysis

Category:
Athletes Passed
241
Passed By
1588
Net Change
-1347
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#541
5K → 10K4125-121#541#662
10K → 15K1217-216#662#878
15K → 20K2288-286#878#1164
20K → Half240-38#1164#1202
Half → 25K9207-198#1202#1400
25K → 30K12257-245#1400#1645
30K → 20M13155-142#1645#1787
20M → 21M15111-96#1787#1883
21M → 35K2039-19#1883#1902
35K → 23M4248-6#1902#1908
23M → 24M2468-44#1908#1952
24M → 40K3214+18#1952#1934
40K → 25.2M221+21#1934#1913
25.2M → Finish4318+25#1913#1888
TOTALS2411588-1347
📊

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