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BOSTON MARATHON 2025

Jeremy Polster

NY

Bib: 5042 M

0:00
0:00
/ mi
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Overall
#0 / 28404
Top 8%
Gender (Male)
#0 / 16105
Top 13%
Division (M18-39)
#0 / 5642
Top 30%
Race Day Weather
50°/40°F
broken clouds

Race Timeline

Ribbon color based on
FasterSteadySlower· vs. your average pace
Start
0:00
Race begins
469 ft elev
5K· 3.11 mi
6:28/mi
20:05
↑ 97↓ 3451.5%
220 ft elev
10K· 6.21 mi
6:28/mi
40:10
↑ 79↓ 1380.4%
157 ft elev
15K· 9.32 mi
6:29/mi
1:00:18
↑ 67↓ 78
146 ft elev
20K· 12.43 mi
6:28/mi
1:20:23
↑ 106↓ 860.1%
165 ft elev
Half· 13.11 mi
6:15/mi
1:24:39
↑ 19↓ 370.5%
148 ft elev
25K· 15.53 mi
6:32/mi
1:40:30
↑ 66↓ 880.2%
127 ft elev
30K· 18.64 mi
6:36/mi
2:00:59
↑ 181↓ 1480.2%
138 ft elev
20M
6:38/mi
2:10:00
↑ 64↓ 500.2%
148 ft elev
21M
6:39/mi
2:16:39
↑ 106↓ 241.6%
227 ft elev
35K· 21.75 mi
6:13/mi
2:21:18
↑ 17↓ 861.7%
156 ft elev
23M
6:28/mi
2:29:24
↑ 23↓ 630.6%
116 ft elev
24M
6:19/mi
2:35:43
↓ 821.3%
34 ft elev
40K· 24.85 mi
6:21/mi
2:41:09
↓ 200.3%
20 ft elev
25.2M
6:34/mi
2:43:25
↑ 13↓ 160.2%
18 ft elev
Finish· 26.22 mi
5:53/mi
2:49:25
↑ 22↓ 21
17 ft elev
Course Elevation
7–469 ft
≈
×2stacked redwood trees
•▲ 890 ft climb · ▼ 1342 ft descent

The Course

Half Splits

1st Half· via Half
1:24:396:27 /mi⚖️ balanced
2nd Half
1:24:466:28 /mi⚖️ balanced
Even split — consistent pacing between halves
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Your race, unpacked

See your splits, ranks & AI insights.

Checkpoint Splits

CheckpointTimeAvg PaceSegment LengthSegment TimeSegment PaceTrendDiff
5K
20:056:283.11 mi20:05
6:28
-
10K
40:106:283.10 mi20:05
6:28
0:00
15K
1:00:186:283.11 mi20:08
6:29
+0:01
20K
1:20:236:283.11 mi20:05
6:28
-0:01
Half(13.11 mi)
1:24:396:270.68 mi4:16
6:15
-0:13
25K
1:40:306:282.42 mi15:51
6:32
+0:17
30K
2:00:596:293.11 mi20:29
6:36
+0:04
20M
2:10:006:301.36 mi9:01
6:38
+0:02
21M
2:16:396:301.00 mi6:39
6:39
+0:01
35K
2:21:186:300.75 mi4:39
6:13
-0:26
23M
2:29:246:301.25 mi8:06
6:28
+0:15
24M
2:35:436:291.00 mi6:19
6:19
-0:09
40K
2:41:096:290.85 mi5:26
6:21
+0:02
25.2M
2:43:256:290.35 mi2:16
6:34
+0:13
Finish(26.22 mi)
2:49:256:281.02 mi6:00
5:53
-0:41
Trend:
Faster pace
Steady pace
Slower pace

Checkpoints & Pacing

Pace Line

Fastest Pace

5:53 /mi

Average Pace

6:28 /mi

Slowest Pace

6:39 /mi

Loading chart...
Fastest
Middle
Slowest
Average

Segments

Time at Faster Pace

1:35:01

56% of race

Time at Steady Pace

1:14:24

44% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 6:28 /mi

Loading chart...
Faster pace (< avg)
Steady pace (≈ avg)
Slower pace (> avg)

Heatmap

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0mi6.6mi13.1mi19.7mi26.2mi
Pace:
Faster
Steady
Slower

Checkpoint and Segment Rankings

CheckpointSeg. DistOverallMalesM18-39Seg. OverallSeg. MalesSeg. M18-39
5K3.11 mi354833693369342932493249
10K3.10 mi3500+483322+473322+47345932783278
15K3.11 mi3449+513274+483274+48342932493249
20K3.11 mi3275+1743118+1563118+156288927512751
Half(13.11 mi)0.68 mi3214+613061+573061+57222521262126
25K2.42 mi3185+293033+283033+28306829092909
30K3.11 mi2969+2162829+2042829+204237822532253
20M1.36 mi2868+1012730+992730+99216720482048
21M1.00 mi2713+1552583+1472583+147107010131013
35K0.75 mi2619+942494+892494+89128812181218
23M1.25 mi2496+1232375+1192375+119136212811281
24M1.00 mi2401+952284+912284+91136112731273
40K0.85 mi2323+782210+742210+74111010391039
25.2M0.35 mi2270+532157+532157+53582542542
Finish(26.22 mi)1.02 mi2153+1172043+1142043+114664625625

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 12%
×21story building
+97ft-345ft

Overall

3429

Males

3249

M18-39

3249

5K→10K

3.1 - 6.2 mi

Top 12%
×5story building
+79ft-138ft

Overall

3459

Males

3278

M18-39

3278

10K→15K

6.2 - 9.3 mi

Top 12%
×3story building
+67ft-78ft

Overall

3429

Males

3249

M18-39

3249

15K→20K

9.3 - 12.4 mi

Top 10%
×5story building
+106ft-86ft

Overall

2889

Males

2751

M18-39

2751

20K→Half

12.4 - 13.1 mi

Top 8%
×2story building
+19ft-37ft

Overall

2225

Males

2126

M18-39

2126

Half→25K

13.1 - 15.5 mi

Top 11%
×4story building
+66ft-88ft

Overall

3068

Males

2909

M18-39

2909

25K→30K

15.5 - 18.6 mi

Top 8%
×9story building
+181ft-148ft

Overall

2378

Males

2253

M18-39

2253

30K→20M

18.6 - 20.0 mi

Top 8%
×5story building
+64ft-50ft

Overall

2167

Males

2048

M18-39

2048

20M→21M

20.0 - 21.0 mi

Top 4%
×8story building
+106ft-24ft

Overall

1070

Males

1013

M18-39

1013

21M→35K

21.0 - 21.8 mi

Top 5%
×7story building
+17ft-86ft

Overall

1288

Males

1218

M18-39

1218

35K→23M

21.8 - 23.0 mi

Top 5%
×5story building
+23ft-63ft

Overall

1362

Males

1281

M18-39

1281

23M→24M

23.0 - 24.0 mi

Top 5%
×6story building
+12ft-82ft

Overall

1361

Males

1273

M18-39

1273

24M→40K

24.0 - 24.9 mi

Top 4%
×1story
+6ft-20ft

Overall

1110

Males

1039

M18-39

1039

40K→25.2M

24.9 - 25.2 mi

Top 2%
×1story
+13ft-16ft

Overall

582

Males

542

M18-39

542

25.2M→Finish

25.2 - 26.2 mi

Top 2%
×2story building
+22ft-21ft

Overall

664

Males

625

M18-39

625

Passing Analysis

Category:
Passed
1706
Passed By
311
Net Change
+1395
SegmentPassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#3548
5K → 10K165117+48#3548#3500
10K → 15K12776+51#3500#3449
15K → 20K19420+174#3449#3275
20K → Half610+61#3275#3214
Half → 25K8556+29#3214#3185
25K → 30K23923+216#3185#2969
30K → 20M1109+101#2969#2868
20M → 21M1550+155#2868#2713
21M → 35K940+94#2713#2619
35K → 23M1252+123#2619#2496
23M → 24M983+95#2496#2401
24M → 40K813+78#2401#2323
40K → 25.2M530+53#2323#2270
25.2M → Finish1192+117#2270#2153
TOTALS1706311+1395

Passing Charts

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