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BOSTON MARATHON 2025

Amir Jafariaria

Bib: 29113•M

IL

0:00
0:00
/ mi
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Overall
#0 / 28404
Gender (Male)
#0 / 16105
Division (M18-39)
#0 / 5642
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
10:31/mi
32:39
↑ 97↓ 3451.5%
10K· 6.21 mi
11:06/mi
1:07:07
↑ 79↓ 1380.4%
15K· 9.32 mi
11:44/mi
1:43:33
↑ 67↓ 78
20K· 12.43 mi
11:32/mi
2:19:23
↑ 106↓ 860.1%
Half· 13.11 mi
11:32/mi
2:27:15
↑ 19↓ 370.5%
25K· 15.53 mi
12:00/mi
2:56:20
↑ 66↓ 880.2%
30K· 18.64 mi
12:12/mi
3:34:15
↑ 181↓ 1480.2%
20M
12:34/mi
3:51:20
↑ 64↓ 500.2%
21M
13:01/mi
4:04:21
↑ 106↓ 241.6%
35K· 21.75 mi
12:08/mi
4:13:26
↑ 17↓ 861.7%
23M
11:29/mi
4:27:49
↑ 23↓ 630.6%
24M
12:11/mi
4:40:00
↓ 821.3%
40K· 24.85 mi
11:53/mi
4:50:10
↓ 200.3%
25.2M
13:06/mi
4:54:41
↑ 13↓ 160.2%
Finish· 26.22 mi
11:37/mi
5:06:31
↑ 22↓ 21

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time2:27:15
Pace11:14 /mi
2nd Half
Distance13.11 mi
Time2:39:16
Pace12:09 /mi
📊Positive Split: 8.2% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:56:3032:3910:3132:39
10:31
-
10K
6.21 mi12:30:581:07:0710:4834:28
11:06
+0:35
15K
9.32 mi13:07:241:43:3311:0736:26
11:44
+0:38
20K
12.43 mi13:43:142:19:2311:1335:50
11:32
-0:12
Half
13.11 mi13:51:062:27:1511:147:52
11:32
0:00
25K
15.53 mi14:20:112:56:2011:2129:05
12:00
+0:28
30K
18.64 mi14:58:063:34:1511:3037:55
12:12
+0:12
20M
20.00 mi15:15:113:51:2011:3417:05
12:34
+0:22
21M
21.00 mi15:28:124:04:2111:3813:01
13:01
+0:27
35K
21.75 mi15:37:174:13:2611:399:05
12:08
-0:53
23M
23.00 mi15:51:404:27:4911:3914:23
11:29
-0:39
24M
24.00 mi16:03:514:40:0011:4012:11
12:11
+0:42
40K
24.85 mi16:14:014:50:1011:4010:10
11:53
-0:18
25.2M
25.20 mi16:18:324:54:4111:424:31
13:06
+1:13
Finish
26.22 mi16:30:225:06:3111:4211:50
11:37
-1:29

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

10:31 /mi

Average Pace

11:42 /mi

Slowest Pace

13:06 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:05:12

41% of race

Time at Steady Pace

2:26:42

48% of race

Time at Slower Pace

34:37

11% of race

Average Pace: 11:41 /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 mi11:56:3032:3910:3132:39
10:31
#26781
10K
6.21 mi12:30:581:07:0710:4834:28
11:06
#27031
15K
9.32 mi13:07:241:43:3311:0736:26
11:44
#27213
20K
12.43 mi13:43:142:19:2311:1335:50
11:32
#27054
Half
13.11 mi13:51:062:27:1511:147:52
11:32
#27058
25K
15.53 mi14:20:112:56:2011:2129:05
12:00
#26966
30K
18.64 mi14:58:063:34:1511:3037:55
12:12
#26767
20M
20.00 mi15:15:113:51:2011:3417:05
12:34
#26737
21M
21.00 mi15:28:124:04:2111:3813:01
13:01
#26653
35K
21.75 mi15:37:174:13:2611:399:05
12:08
#26639
23M
23.00 mi15:51:404:27:4911:3914:23
11:29
#26525
24M
24.00 mi16:03:514:40:0011:4012:11
12:11
#26513
40K
24.85 mi16:14:014:50:1011:4010:10
11:53
#26484
25.2M
25.20 mi16:18:324:54:4111:424:31
13:06
#26468
Finish
26.22 mi16:30:225:06:3111:4211:50
11:37
#26477
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM18-39Seg. OverallSeg. MalesSeg. M18-39
5K3.11 mi3.11 mi26781155081550827427(Top 97%)15718(Top 98%)15718(Top 279%)
10K6.21 mi3.10 mi27031-25015601-9315601-9327181(Top 96%)15640(Top 97%)15640(Top 277%)
15K9.32 mi3.11 mi27213-18215669-6815669-6827427(Top 97%)15718(Top 98%)15718(Top 279%)
20K12.43 mi3.11 mi27054+15915588+8115588+8126663(Top 94%)15403(Top 96%)15403(Top 273%)
Half13.11 mi0.68 mi27058-415583+515583+527085(Top 95%)15551(Top 97%)15551(Top 276%)
25K15.53 mi2.42 mi26966+9215537+4615537+4626427(Top 93%)15268(Top 95%)15268(Top 271%)
30K18.64 mi3.11 mi26767+19915431+10615431+10625828(Top 91%)14910(Top 93%)14910(Top 264%)
20M20.00 mi1.36 mi26737+3015416+1515416+1525978(Top 91%)14909(Top 93%)14909(Top 264%)
21M21.00 mi1.00 mi26653+8415373+4315373+4325069(Top 88%)14406(Top 89%)14406(Top 255%)
35K21.75 mi0.75 mi26639+1415356+1715356+1726065(Top 92%)14869(Top 92%)14869(Top 264%)
23M23.00 mi1.25 mi26525+11415293+6315293+6324230(Top 85%)13960(Top 87%)13960(Top 247%)
24M24.00 mi1.00 mi26513+1215282+1115282+1125894(Top 91%)14746(Top 92%)14746(Top 261%)
40K24.85 mi0.85 mi26484+2915270+1215270+1224746(Top 87%)14140(Top 88%)14140(Top 251%)
25.2M25.20 mi0.35 mi26468+1615257+1315257+1325193(Top 89%)14346(Top 89%)14346(Top 254%)
Finish26.22 mi1.02 mi26477-915258-115258-126308(Top 93%)14940(Top 93%)14940(Top 265%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 97%
×21story building
+97ft-345ft

Overall

27427

Males

15718

M18-39

15718

5K→10K

3.1 - 6.2 mi

Top 96%
×5story building
+79ft-138ft

Overall

27181

Males

15640

M18-39

15640

10K→15K

6.2 - 9.3 mi

Top 97%
×3story building
+67ft-78ft

Overall

27427

Males

15718

M18-39

15718

15K→20K

9.3 - 12.4 mi

Top 94%
×5story building
+106ft-86ft

Overall

26663

Males

15403

M18-39

15403

20K→Half

12.4 - 13.1 mi

Top 95%
×2story building
+19ft-37ft

Overall

27085

Males

15551

M18-39

15551

Half→25K

13.1 - 15.5 mi

Top 93%
×4story building
+66ft-88ft

Overall

26427

Males

15268

M18-39

15268

25K→30K

15.5 - 18.6 mi

Top 91%
×9story building
+181ft-148ft

Overall

25828

Males

14910

M18-39

14910

30K→20M

18.6 - 20.0 mi

Top 91%
×5story building
+64ft-50ft

Overall

25978

Males

14909

M18-39

14909

20M→21M

20.0 - 21.0 mi

Top 88%
×8story building
+106ft-24ft

Overall

25069

Males

14406

M18-39

14406

21M→35K

21.0 - 21.8 mi

Top 92%
×7story building
+17ft-86ft

Overall

26065

Males

14869

M18-39

14869

35K→23M

21.8 - 23.0 mi

Top 85%
×5story building
+23ft-63ft

Overall

24230

Males

13960

M18-39

13960

23M→24M

23.0 - 24.0 mi

Top 91%
×6story building
+12ft-82ft

Overall

25894

Males

14746

M18-39

14746

24M→40K

24.0 - 24.9 mi

Top 87%
×1story
+6ft-20ft

Overall

24746

Males

14140

M18-39

14140

40K→25.2M

24.9 - 25.2 mi

Top 89%
×1story
+13ft-16ft

Overall

25193

Males

14346

M18-39

14346

25.2M→Finish

25.2 - 26.2 mi

Top 93%
×2story building
+22ft-21ft

Overall

26308

Males

14940

M18-39

14940

Passing Analysis

Category:
Athletes Passed
1082
Passed By
778
Net Change
+304
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#26781
5K → 10K81331-250#26781#27031
10K → 15K52234-182#27031#27213
15K → 20K18829+159#27213#27054
20K → Half1721-4#27054#27058
Half → 25K11523+92#27058#26966
25K → 30K21516+199#26966#26767
30K → 20M5323+30#26767#26737
20M → 21M906+84#26737#26653
21M → 35K3420+14#26653#26639
35K → 23M1184+114#26639#26525
23M → 24M3220+12#26525#26513
24M → 40K4213+29#26513#26484
40K → 25.2M237+16#26484#26468
25.2M → Finish2231-9#26468#26477
TOTALS1082778+304
📊

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