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BOSTON MARATHON 2025

Philippe Jacob

Bib: 4931•M

QC

0:00
0:00
/ mi
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Overall
#0 / 28404
Top 6%
Gender (Male)
#0 / 16105
Top 10%
Division (M18-39)
#0 / 5642
Top 23%
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
6:05/mi
18:55
↑ 97↓ 3451.5%
10K· 6.21 mi
6:10/mi
38:04
↑ 79↓ 1380.4%
15K· 9.32 mi
6:10/mi
57:14
↑ 67↓ 78
20K· 12.43 mi
6:18/mi
1:16:49
↑ 106↓ 860.1%
Half· 13.11 mi
6:17/mi
1:21:06
↑ 19↓ 370.5%
25K· 15.53 mi
6:18/mi
1:36:22
↑ 66↓ 880.2%
30K· 18.64 mi
6:28/mi
1:56:26
↑ 181↓ 1480.2%
20M
6:34/mi
2:05:22
↑ 64↓ 500.2%
21M
6:52/mi
2:12:14
↑ 106↓ 241.6%
35K· 21.75 mi
6:21/mi
2:16:59
↑ 17↓ 861.7%
23M
6:37/mi
2:25:16
↑ 23↓ 630.6%
24M
6:30/mi
2:31:46
↓ 821.3%
40K· 24.85 mi
6:42/mi
2:37:30
↓ 200.3%
25.2M
7:41/mi
2:40:09
↑ 13↓ 160.2%
Finish· 26.22 mi
6:24/mi
2:46:40
↑ 22↓ 21

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:21:06
Pace6:11 /mi
2nd Half
Distance13.11 mi
Time1:25:34
Pace6:32 /mi
📊Positive Split: 5.5% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:22:4418:556:0518:55
6:05
-
10K
6.21 mi10:41:5338:046:0819:09
6:10
+0:05
15K
9.32 mi11:01:0357:146:0819:10
6:10
0:00
20K
12.43 mi11:20:381:16:496:1119:35
6:18
+0:08
Half
13.11 mi11:24:551:21:066:114:17
6:17
-0:01
25K
15.53 mi11:40:111:36:226:1215:16
6:18
+0:01
30K
18.64 mi12:00:151:56:266:1520:04
6:28
+0:10
20M
20.00 mi12:09:112:05:226:168:56
6:34
+0:06
21M
21.00 mi12:16:032:12:146:186:52
6:52
+0:18
35K
21.75 mi12:20:482:16:596:184:45
6:21
-0:31
23M
23.00 mi12:29:052:25:166:198:17
6:37
+0:16
24M
24.00 mi12:35:352:31:466:196:30
6:30
-0:07
40K
24.85 mi12:41:192:37:306:205:44
6:42
+0:12
25.2M
25.20 mi12:43:582:40:096:212:39
7:41
+0:59
Finish
26.22 mi12:50:292:46:406:226:31
6:24
-1:17

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

6:05 /mi

Average Pace

6:22 /mi

Slowest Pace

7:41 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

57:14

34% of race

Time at Steady Pace

1:25:54

52% of race

Time at Slower Pace

23:32

14% of race

Average Pace: 6:21 /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 mi10:22:4418:556:0518:55
6:05
#1389
10K
6.21 mi10:41:5338:046:0819:09
6:10
#1546
15K
9.32 mi11:01:0357:146:0819:10
6:10
#1575
20K
12.43 mi11:20:381:16:496:1119:35
6:18
#1680
Half
13.11 mi11:24:551:21:066:114:17
6:17
#1705
25K
15.53 mi11:40:111:36:226:1215:16
6:18
#1694
30K
18.64 mi12:00:151:56:266:1520:04
6:28
#1694
20M
20.00 mi12:09:112:05:226:168:56
6:34
#1685
21M
21.00 mi12:16:032:12:146:186:52
6:52
#1658
35K
21.75 mi12:20:482:16:596:184:45
6:21
#1655
23M
23.00 mi12:29:052:25:166:198:17
6:37
#1612
24M
24.00 mi12:35:352:31:466:196:30
6:30
#1613
40K
24.85 mi12:41:192:37:306:205:44
6:42
#1616
25.2M
25.20 mi12:43:582:40:096:212:39
7:41
#1646
Finish
26.22 mi12:50:292:46:406:226:31
6:24
#1654
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM18-39Seg. OverallSeg. MalesSeg. M18-39
5K3.11 mi3.11 mi1389132113211699(Top 6%)1613(Top 10%)1613(Top 29%)
10K6.21 mi3.10 mi1546-1571470-1491470-1491751(Top 6%)1667(Top 10%)1667(Top 30%)
15K9.32 mi3.11 mi1575-291498-281498-281699(Top 6%)1613(Top 10%)1613(Top 29%)
20K12.43 mi3.11 mi1680-1051595-971595-972031(Top 7%)1936(Top 12%)1936(Top 34%)
Half13.11 mi0.68 mi1705-251619-241619-242408(Top 8%)2305(Top 14%)2305(Top 41%)
25K15.53 mi2.42 mi1694+111609+101609+101845(Top 6%)1753(Top 11%)1753(Top 31%)
30K18.64 mi3.11 mi16941610-11610-11809(Top 6%)1720(Top 11%)1720(Top 30%)
20M20.00 mi1.36 mi1685+91600+101600+101930(Top 7%)1827(Top 11%)1827(Top 32%)
21M21.00 mi1.00 mi1658+271572+281572+281761(Top 6%)1662(Top 10%)1662(Top 29%)
35K21.75 mi0.75 mi1655+31569+31569+31823(Top 6%)1712(Top 11%)1712(Top 30%)
23M23.00 mi1.25 mi1612+431525+441525+441902(Top 7%)1779(Top 11%)1779(Top 32%)
24M24.00 mi1.00 mi1613-11527-21527-22057(Top 7%)1910(Top 12%)1910(Top 34%)
40K24.85 mi0.85 mi1616-31531-41531-42400(Top 8%)2197(Top 14%)2197(Top 39%)
25.2M25.20 mi0.35 mi1646-301558-271558-274247(Top 15%)3603(Top 22%)3603(Top 64%)
Finish26.22 mi1.02 mi1654-81565-71565-72300(Top 8%)2103(Top 13%)2103(Top 37%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 6%
×21story building
+97ft-345ft

Overall

1699

Males

1613

M18-39

1613

5K→10K

3.1 - 6.2 mi

Top 6%
×5story building
+79ft-138ft

Overall

1751

Males

1667

M18-39

1667

10K→15K

6.2 - 9.3 mi

Top 6%
×3story building
+67ft-78ft

Overall

1699

Males

1613

M18-39

1613

15K→20K

9.3 - 12.4 mi

Top 7%
×5story building
+106ft-86ft

Overall

2031

Males

1936

M18-39

1936

20K→Half

12.4 - 13.1 mi

Top 8%
×2story building
+19ft-37ft

Overall

2408

Males

2305

M18-39

2305

Half→25K

13.1 - 15.5 mi

Top 6%
×4story building
+66ft-88ft

Overall

1845

Males

1753

M18-39

1753

25K→30K

15.5 - 18.6 mi

Top 6%
×9story building
+181ft-148ft

Overall

1809

Males

1720

M18-39

1720

30K→20M

18.6 - 20.0 mi

Top 7%
×5story building
+64ft-50ft

Overall

1930

Males

1827

M18-39

1827

20M→21M

20.0 - 21.0 mi

Top 6%
×8story building
+106ft-24ft

Overall

1761

Males

1662

M18-39

1662

21M→35K

21.0 - 21.8 mi

Top 6%
×7story building
+17ft-86ft

Overall

1823

Males

1712

M18-39

1712

35K→23M

21.8 - 23.0 mi

Top 7%
×5story building
+23ft-63ft

Overall

1902

Males

1779

M18-39

1779

23M→24M

23.0 - 24.0 mi

Top 7%
×6story building
+12ft-82ft

Overall

2057

Males

1910

M18-39

1910

24M→40K

24.0 - 24.9 mi

Top 8%
×1story
+6ft-20ft

Overall

2400

Males

2197

M18-39

2197

40K→25.2M

24.9 - 25.2 mi

Top 15%
×1story
+13ft-16ft

Overall

4247

Males

3603

M18-39

3603

25.2M→Finish

25.2 - 26.2 mi

Top 8%
×2story building
+22ft-21ft

Overall

2300

Males

2103

M18-39

2103

Passing Analysis

Category:
Athletes Passed
479
Passed By
744
Net Change
-265
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#1389
5K → 10K23180-157#1389#1546
10K → 15K4069-29#1546#1575
15K → 20K22127-105#1575#1680
20K → Half429-25#1680#1705
Half → 25K5645+11#1705#1694
25K → 30K67670#1694#1694
30K → 20M4334+9#1694#1685
20M → 21M5528+27#1685#1658
21M → 35K1815+3#1658#1655
35K → 23M6219+43#1655#1612
23M → 24M3334-1#1612#1613
24M → 40K2528-3#1613#1616
40K → 25.2M333-30#1616#1646
25.2M → Finish2836-8#1646#1654
TOTALS479744-265
📊

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