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BOSTON MARATHON 2025

Zachary Rapaport

Bib: 2629•M

MA

0:00
0:00
/ mi
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Overall
#0 / 28404
Top 5%
Gender (Male)
#0 / 16105
Top 9%
Division (M18-39)
#0 / 5642
Top 21%
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
6:02/mi
18:46
↑ 97↓ 3451.5%
10K· 6.21 mi
6:00/mi
37:26
↑ 79↓ 1380.4%
15K· 9.32 mi
6:02/mi
56:12
↑ 67↓ 78
20K· 12.43 mi
6:04/mi
1:15:04
↑ 106↓ 860.1%
Half· 13.11 mi
6:01/mi
1:19:10
↑ 19↓ 370.5%
25K· 15.53 mi
6:09/mi
1:34:04
↑ 66↓ 880.2%
30K· 18.64 mi
6:25/mi
1:54:01
↑ 181↓ 1480.2%
20M
6:43/mi
2:03:08
↑ 64↓ 500.2%
21M
7:09/mi
2:10:17
↑ 106↓ 241.6%
35K· 21.75 mi
6:32/mi
2:15:10
↑ 17↓ 861.7%
23M
6:49/mi
2:23:42
↑ 23↓ 630.6%
24M
6:44/mi
2:30:26
↓ 821.3%
40K· 24.85 mi
6:58/mi
2:36:23
↓ 200.3%
25.2M
7:32/mi
2:38:59
↑ 13↓ 160.2%
Finish· 26.22 mi
6:39/mi
2:45:46
↑ 22↓ 21

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:19:10
Pace6:02 /mi
2nd Half
Distance13.11 mi
Time1:26:36
Pace6:36 /mi
📊Positive Split: 9.4% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:19:5818:466:0218:46
6:02
-
10K
6.21 mi10:38:3837:266:0118:40
6:00
-0:02
15K
9.32 mi10:57:2456:126:0218:46
6:02
+0:02
20K
12.43 mi11:16:161:15:046:0218:52
6:04
+0:02
Half
13.11 mi11:20:221:19:106:024:06
6:01
-0:03
25K
15.53 mi11:35:161:34:046:0314:54
6:09
+0:08
30K
18.64 mi11:55:131:54:016:0719:57
6:25
+0:16
20M
20.00 mi12:04:202:03:086:099:07
6:43
+0:18
21M
21.00 mi12:11:292:10:176:127:09
7:09
+0:26
35K
21.75 mi12:16:222:15:106:134:53
6:32
-0:37
23M
23.00 mi12:24:542:23:426:158:32
6:49
+0:17
24M
24.00 mi12:31:382:30:266:166:44
6:44
-0:05
40K
24.85 mi12:37:352:36:236:185:57
6:58
+0:14
25.2M
25.20 mi12:40:112:38:596:192:36
7:32
+0:34
Finish
26.22 mi12:46:582:45:466:206:47
6:39
-0:53

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

6:00 /mi

Average Pace

6:20 /mi

Slowest Pace

7:32 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

1:34:04

57% of race

Time at Steady Pace

47:28

29% of race

Time at Slower Pace

24:14

15% of race

Average Pace: 6:19 /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 mi10:19:5818:466:0218:46
6:02
#1202
10K
6.21 mi10:38:3837:266:0118:40
6:00
#1151
15K
9.32 mi10:57:2456:126:0218:46
6:02
#1144
20K
12.43 mi11:16:161:15:046:0218:52
6:04
#1109
Half
13.11 mi11:20:221:19:106:024:06
6:01
#1104
25K
15.53 mi11:35:161:34:046:0314:54
6:09
#1115
30K
18.64 mi11:55:131:54:016:0719:57
6:25
#1181
20M
20.00 mi12:04:202:03:086:099:07
6:43
#1252
21M
21.00 mi12:11:292:10:176:127:09
7:09
#1284
35K
21.75 mi12:16:222:15:106:134:53
6:32
#1310
23M
23.00 mi12:24:542:23:426:158:32
6:49
#1338
24M
24.00 mi12:31:382:30:266:166:44
6:44
#1375
40K
24.85 mi12:37:352:36:236:185:57
6:58
#1425
25.2M
25.20 mi12:40:112:38:596:192:36
7:32
#1446
Finish
26.22 mi12:46:582:45:466:206:47
6:39
#1495
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM18-39Seg. OverallSeg. MalesSeg. M18-39
5K3.11 mi3.11 mi1202113811381166(Top 4%)1104(Top 7%)1104(Top 20%)
10K6.21 mi3.10 mi1151+511088+501088+501120(Top 4%)1058(Top 7%)1058(Top 19%)
15K9.32 mi3.11 mi1144+71082+61082+61166(Top 4%)1104(Top 7%)1104(Top 20%)
20K12.43 mi3.11 mi1109+351049+331049+331077(Top 4%)1016(Top 6%)1016(Top 18%)
Half13.11 mi0.68 mi1104+51044+51044+51197(Top 4%)1134(Top 7%)1134(Top 20%)
25K15.53 mi2.42 mi1115-111054-101054-101268(Top 4%)1201(Top 7%)1201(Top 21%)
30K18.64 mi3.11 mi1181-661116-621116-621628(Top 6%)1543(Top 10%)1543(Top 27%)
20M20.00 mi1.36 mi1252-711182-661182-662483(Top 9%)2337(Top 15%)2337(Top 41%)
21M21.00 mi1.00 mi1284-321211-291211-292868(Top 10%)2654(Top 16%)2654(Top 47%)
35K21.75 mi0.75 mi1310-261236-251236-252553(Top 9%)2372(Top 15%)2372(Top 42%)
23M23.00 mi1.25 mi1338-281261-251261-252754(Top 10%)2528(Top 16%)2528(Top 45%)
24M24.00 mi1.00 mi1375-371296-351296-353109(Top 11%)2805(Top 17%)2805(Top 50%)
40K24.85 mi0.85 mi1425-501346-501346-503632(Top 13%)3202(Top 20%)3202(Top 57%)
25.2M25.20 mi0.35 mi1446-211366-201366-203494(Top 12%)3038(Top 19%)3038(Top 54%)
Finish26.22 mi1.02 mi1495-491412-461412-463613(Top 13%)3139(Top 19%)3139(Top 56%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 4%
×21story building
+97ft-345ft

Overall

1166

Males

1104

M18-39

1104

5K→10K

3.1 - 6.2 mi

Top 4%
×5story building
+79ft-138ft

Overall

1120

Males

1058

M18-39

1058

10K→15K

6.2 - 9.3 mi

Top 4%
×3story building
+67ft-78ft

Overall

1166

Males

1104

M18-39

1104

15K→20K

9.3 - 12.4 mi

Top 4%
×5story building
+106ft-86ft

Overall

1077

Males

1016

M18-39

1016

20K→Half

12.4 - 13.1 mi

Top 4%
×2story building
+19ft-37ft

Overall

1197

Males

1134

M18-39

1134

Half→25K

13.1 - 15.5 mi

Top 4%
×4story building
+66ft-88ft

Overall

1268

Males

1201

M18-39

1201

25K→30K

15.5 - 18.6 mi

Top 6%
×9story building
+181ft-148ft

Overall

1628

Males

1543

M18-39

1543

30K→20M

18.6 - 20.0 mi

Top 9%
×5story building
+64ft-50ft

Overall

2483

Males

2337

M18-39

2337

20M→21M

20.0 - 21.0 mi

Top 10%
×8story building
+106ft-24ft

Overall

2868

Males

2654

M18-39

2654

21M→35K

21.0 - 21.8 mi

Top 9%
×7story building
+17ft-86ft

Overall

2553

Males

2372

M18-39

2372

35K→23M

21.8 - 23.0 mi

Top 10%
×5story building
+23ft-63ft

Overall

2754

Males

2528

M18-39

2528

23M→24M

23.0 - 24.0 mi

Top 11%
×6story building
+12ft-82ft

Overall

3109

Males

2805

M18-39

2805

24M→40K

24.0 - 24.9 mi

Top 13%
×1story
+6ft-20ft

Overall

3632

Males

3202

M18-39

3202

40K→25.2M

24.9 - 25.2 mi

Top 12%
×1story
+13ft-16ft

Overall

3494

Males

3038

M18-39

3038

25.2M→Finish

25.2 - 26.2 mi

Top 13%
×2story building
+22ft-21ft

Overall

3613

Males

3139

M18-39

3139

Passing Analysis

Category:
Athletes Passed
359
Passed By
652
Net Change
-293
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#1202
5K → 10K9039+51#1202#1151
10K → 15K3831+7#1151#1144
15K → 20K5419+35#1144#1109
20K → Half94+5#1109#1104
Half → 25K3142-11#1104#1115
25K → 30K3096-66#1115#1181
30K → 20M1485-71#1181#1252
20M → 21M1547-32#1252#1284
21M → 35K1339-26#1284#1310
35K → 23M2856-28#1310#1338
23M → 24M1855-37#1338#1375
24M → 40K555-50#1375#1425
40K → 25.2M021-21#1425#1446
25.2M → Finish1463-49#1446#1495
TOTALS359652-293
📊

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