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BOSTON MARATHON 2025

Alexander Friedman

Bib: 2800•M

NY

0:00
0:00
/ mi
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Overall
#0 / 28404
Top 27%
Gender (Male)
#0 / 16105
Top 40%
Division (M18-39)
#0 / 5642
Race Day Weather
50°/40°F
broken clouds

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
20:56
Rank: #5793
Start → 5K
20:56 | 6:44/mi
10K· 6.21 mi
42:28
Rank: #6616 (-823)
5K → 10K
21:32 | 6:56/mi
15K· 9.32 mi
1:03:53
Rank: #6704 (-88)
10K → 15K
21:25 | 6:54/mi
20K· 12.43 mi
1:25:49
Rank: #6862 (-158)
15K → 20K
21:56 | 7:04/mi
Half· 13.11 mi
1:30:34
Rank: #6894 (-32)
20K → Half
4:45 | 6:58/mi
25K· 15.53 mi
1:47:55
Rank: #6907 (-13)
Half → 25K
17:21 | 7:09/mi
30K· 18.64 mi
2:10:52
Rank: #6803 (+104)
25K → 30K
22:57 | 7:23/mi
20M
2:21:12
Rank: #6760 (+43)
30K → 20M
10:20 | 7:36/mi
21M
2:29:35
Rank: #6850 (-90)
20M → 21M
8:23 | 8:23/mi
35K· 21.75 mi
2:35:36
Rank: #7033 (-183)
21M → 35K
6:01 | 8:03/mi
23M
2:46:05
Rank: #7246 (-213)
35K → 23M
10:29 | 8:22/mi
24M
2:54:28
Rank: #7485 (-239)
23M → 24M
8:23 | 8:23/mi
40K· 24.85 mi
3:01:30
Rank: #7601 (-116)
24M → 40K
7:02 | 8:14/mi
25.2M
3:04:23
Rank: #7597 (+4)
40K → 25.2M
2:53 | 8:22/mi
Finish· 26.22 mi
3:12:12
Rank: #7660 (-63)
25.2M → Finish
7:49 | 7:40/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:30:34
Pace6:55 /mi
2nd Half
Distance13.11 mi
Time1:41:38
Pace7:45 /mi
📊Positive Split: 12.2% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:24:5920:566:4420:56
6:44
-
10K
6.21 mi10:46:3142:286:5021:32
6:56
+0:12
15K
9.32 mi11:07:561:03:536:5121:25
6:54
-0:02
20K
12.43 mi11:29:521:25:496:5421:56
7:04
+0:10
Half
13.11 mi11:34:371:30:346:554:45
6:58
-0:06
25K
15.53 mi11:51:581:47:556:5717:21
7:09
+0:11
30K
18.64 mi12:14:552:10:527:0122:57
7:23
+0:14
20M
20.00 mi12:25:152:21:127:0410:20
7:36
+0:13
21M
21.00 mi12:33:382:29:357:078:23
8:23
+0:47
35K
21.75 mi12:39:392:35:367:096:01
8:03
-0:20
23M
23.00 mi12:50:082:46:057:1310:29
8:22
+0:19
24M
24.00 mi12:58:312:54:287:168:23
8:23
+0:01
40K
24.85 mi13:05:333:01:307:187:02
8:14
-0:09
25.2M
25.20 mi13:08:263:04:237:192:53
8:22
+0:08
Finish
26.22 mi13:16:153:12:127:207:49
7:40
-0:42

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

6:44 /mi

Average Pace

7:20 /mi

Slowest Pace

8:23 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

1:47:55

56% of race

Time at Steady Pace

41:06

21% of race

Time at Slower Pace

43:11

22% of race

Average Pace: 7:20 /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 mi10:24:5920:566:4420:56
6:44
#5793
10K
6.21 mi10:46:3142:286:5021:32
6:56
#6616
15K
9.32 mi11:07:561:03:536:5121:25
6:54
#6704
20K
12.43 mi11:29:521:25:496:5421:56
7:04
#6862
Half
13.11 mi11:34:371:30:346:554:45
6:58
#6894
25K
15.53 mi11:51:581:47:556:5717:21
7:09
#6907
30K
18.64 mi12:14:552:10:527:0122:57
7:23
#6803
20M
20.00 mi12:25:152:21:127:0410:20
7:36
#6760
21M
21.00 mi12:33:382:29:357:078:23
8:23
#6850
35K
21.75 mi12:39:392:35:367:096:01
8:03
#7033
23M
23.00 mi12:50:082:46:057:1310:29
8:22
#7246
24M
24.00 mi12:58:312:54:287:168:23
8:23
#7485
40K
24.85 mi13:05:333:01:307:187:02
8:14
#7601
25.2M
25.20 mi13:08:263:04:237:192:53
8:22
#7597
Finish
26.22 mi13:16:153:12:127:207:49
7:40
#7660
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM18-39Seg. OverallSeg. MalesSeg. M18-39
5K3.11 mi3.11 mi5793534553456904(Top 24%)6180(Top 38%)6180(Top 110%)
10K6.21 mi3.10 mi6616-8236002-6576002-6577472(Top 26%)6619(Top 41%)6619(Top 117%)
15K9.32 mi3.11 mi6704-886051-496051-496904(Top 24%)6180(Top 38%)6180(Top 110%)
20K12.43 mi3.11 mi6862-1586178-1276178-1277250(Top 26%)6383(Top 40%)6383(Top 113%)
Half13.11 mi0.68 mi6894-326194-166194-167281(Top 26%)6423(Top 40%)6423(Top 114%)
25K15.53 mi2.42 mi6907-136184+106184+107311(Top 26%)6325(Top 39%)6325(Top 112%)
30K18.64 mi3.11 mi6803+1046059+1256059+1256974(Top 25%)5960(Top 37%)5960(Top 106%)
20M20.00 mi1.36 mi6760+436004+556004+557700(Top 27%)6256(Top 39%)6256(Top 111%)
21M21.00 mi1.00 mi6850-906046-426046-429718(Top 34%)7210(Top 45%)7210(Top 128%)
35K21.75 mi0.75 mi7033-1836160-1146160-11412476(Top 44%)8537(Top 53%)8537(Top 151%)
23M23.00 mi1.25 mi7246-2136256-966256-9612471(Top 44%)8449(Top 52%)8449(Top 150%)
24M24.00 mi1.00 mi7485-2396378-1226378-12213718(Top 48%)8996(Top 56%)8996(Top 159%)
40K24.85 mi0.85 mi7601-1166421-436421-4311672(Top 41%)7888(Top 49%)7888(Top 140%)
25.2M25.20 mi0.35 mi7597+46401+206401+207912(Top 28%)5853(Top 36%)5853(Top 104%)
Finish26.22 mi1.02 mi7660-636412-116412-1110445(Top 37%)7215(Top 45%)7215(Top 128%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 24%
×21stories
+97ft-345ft

Overall

6904

Males

6180

M18-39

6180

5K→10K

3.1 - 6.2 mi

Top 26%
×5stories
+79ft-138ft

Overall

7472

Males

6619

M18-39

6619

10K→15K

6.2 - 9.3 mi

Top 24%
×3stories
+67ft-78ft

Overall

6904

Males

6180

M18-39

6180

15K→20K

9.3 - 12.4 mi

Top 26%
×5stories
+106ft-86ft

Overall

7250

Males

6383

M18-39

6383

20K→Half

12.4 - 13.1 mi

Top 26%
×2stories
+19ft-37ft

Overall

7281

Males

6423

M18-39

6423

Half→25K

13.1 - 15.5 mi

Top 26%
×4stories
+66ft-88ft

Overall

7311

Males

6325

M18-39

6325

25K→30K

15.5 - 18.6 mi

Top 25%
×9stories
+181ft-148ft

Overall

6974

Males

5960

M18-39

5960

30K→20M

18.6 - 20.0 mi

Top 27%
×5stories
+64ft-50ft

Overall

7700

Males

6256

M18-39

6256

20M→21M

20.0 - 21.0 mi

Top 34%
×8stories
+106ft-24ft

Overall

9718

Males

7210

M18-39

7210

21M→35K

21.0 - 21.8 mi

Top 44%
×7stories
+17ft-86ft

Overall

12476

Males

8537

M18-39

8537

35K→23M

21.8 - 23.0 mi

Top 44%
×5stories
+23ft-63ft

Overall

12471

Males

8449

M18-39

8449

23M→24M

23.0 - 24.0 mi

Top 48%
×6stories
+12ft-82ft

Overall

13718

Males

8996

M18-39

8996

24M→40K

24.0 - 24.9 mi

Top 41%
×1story
+6ft-20ft

Overall

11672

Males

7888

M18-39

7888

40K→25.2M

24.9 - 25.2 mi

Top 28%
×1story
+13ft-16ft

Overall

7912

Males

5853

M18-39

5853

25.2M→Finish

25.2 - 26.2 mi

Top 37%
×2stories
+22ft-21ft

Overall

10445

Males

7215

M18-39

7215

Passing Analysis

Category:
Athletes Passed
962
Passed By
2829
Net Change
-1867
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#5793
5K → 10K34857-823#5793#6616
10K → 15K123211-88#6616#6704
15K → 20K80238-158#6704#6862
20K → Half2254-32#6862#6894
Half → 25K111124-13#6894#6907
25K → 30K225121+104#6907#6803
30K → 20M10966+43#6803#6760
20M → 21M64154-90#6760#6850
21M → 35K18201-183#6850#7033
35K → 23M38251-213#7033#7246
23M → 24M24263-239#7246#7485
24M → 40K44160-116#7485#7601
40K → 25.2M3228+4#7601#7597
25.2M → Finish38101-63#7597#7660
TOTALS9622829-1867
📊

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