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BOSTON MARATHON 2025

Jean Gambiez

Bib: 31707 M FR

0:00
0:00
/ mi
Masters
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Overall
#0 / 28404
Gender (Male)
#0 / 16105
Masters (Masters Men)
#0 / 10463
Division (M50-54)
#0 / 1996
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
8:33/mi
26:33
↑ 97↓ 3451.5%
220 ft elev
10K· 6.21 mi
9:12/mi
55:07
↑ 79↓ 1380.4%
157 ft elev
15K· 9.32 mi
8:41/mi
1:22:06
↑ 67↓ 78
146 ft elev
20K· 12.43 mi
8:51/mi
1:49:36
↑ 106↓ 860.1%
165 ft elev
Half· 13.11 mi
8:52/mi
1:55:39
↑ 19↓ 370.5%
148 ft elev
25K· 15.53 mi
9:17/mi
2:18:10
↑ 66↓ 880.2%
127 ft elev
30K· 18.64 mi
9:20/mi
2:47:09
↑ 181↓ 1480.2%
138 ft elev
20M
9:17/mi
2:59:46
↑ 64↓ 500.2%
148 ft elev
21M
10:01/mi
3:09:47
↑ 106↓ 241.6%
227 ft elev
35K· 21.75 mi
9:13/mi
3:16:41
↑ 17↓ 861.7%
156 ft elev
23M
9:26/mi
3:28:30
↑ 23↓ 630.6%
116 ft elev
24M
9:04/mi
3:37:34
↓ 821.3%
34 ft elev
40K· 24.85 mi
9:11/mi
3:45:25
↓ 200.3%
20 ft elev
25.2M
10:09/mi
3:48:55
↑ 13↓ 160.2%
18 ft elev
Finish· 26.22 mi
8:30/mi
3:57:35
↑ 22↓ 21
17 ft elev
Course Elevation
7–469 ft
≈
×2stacked redwood trees
•▲ 890 ft climb · ▼ 1342 ft descent

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:55:39
Pace8:49 /mi
2nd Half
Distance13.11 mi
Time2:01:56
Pace9:18 /mi
📊Positive Split: 5.4% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:48:3726:338:3326:33
8:33
-
10K
6.21 mi12:17:1155:078:5228:34
9:12
+0:39
15K
9.32 mi12:44:101:22:068:4926:59
8:41
-0:31
20K
12.43 mi13:11:401:49:368:4927:30
8:51
+0:10
Half
13.11 mi13:17:431:55:398:496:03
8:52
+0:01
25K
15.53 mi13:40:142:18:108:5422:31
9:17
+0:25
30K
18.64 mi14:09:132:47:098:5828:59
9:20
+0:03
20M
20.00 mi14:21:502:59:468:5912:37
9:17
-0:03
21M
21.00 mi14:31:513:09:479:0210:01
10:01
+0:44
35K
21.75 mi14:38:453:16:419:036:54
9:13
-0:48
23M
23.00 mi14:50:343:28:309:0411:49
9:26
+0:13
24M
24.00 mi14:59:383:37:349:049:04
9:04
-0:22
40K
24.85 mi15:07:293:45:259:047:51
9:11
+0:07
25.2M
25.20 mi15:10:593:48:559:053:30
10:09
+0:58
Finish
26.22 mi15:19:393:57:359:048:40
8:30
-1:39

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

8:30 /mi

Average Pace

9:04 /mi

Slowest Pace

10:09 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

3:32:15

89% of race

Time at Steady Pace

21:50

9% of race

Time at Slower Pace

3:30

1% of race

Average Pace: 9:04 /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 mi11:48:3726:338:3326:33
8:33
#20159
10K
6.21 mi12:17:1155:078:5228:34
9:12
#21804
15K
9.32 mi12:44:101:22:068:4926:59
8:41
#21314
20K
12.43 mi13:11:401:49:368:4927:30
8:51
#21022
Half
13.11 mi13:17:431:55:398:496:03
8:52
#21033
25K
15.53 mi13:40:142:18:108:5422:31
9:17
#21065
30K
18.64 mi14:09:132:47:098:5828:59
9:20
#20712
20M
20.00 mi14:21:502:59:468:5912:37
9:17
#20494
21M
21.00 mi14:31:513:09:479:0210:01
10:01
#20375
35K
21.75 mi14:38:453:16:419:036:54
9:13
#20317
23M
23.00 mi14:50:343:28:309:0411:49
9:26
#20209
24M
24.00 mi14:59:383:37:349:049:04
9:04
#20119
40K
24.85 mi15:07:293:45:259:047:51
9:11
#20012
25.2M
25.20 mi15:10:593:48:559:053:30
10:09
#19976
Finish
26.22 mi15:19:393:57:359:048:40
8:30
#19859
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM50-54Seg. OverallSeg. MalesSeg. M50-54
5K3.11 mi3.11 mi20159125061250620394(Top 72%)12687(Top 79%)12687(Top 636%)
10K6.21 mi3.10 mi21804-164513242-73613242-73623167(Top 82%)13880(Top 86%)13880(Top 695%)
15K9.32 mi3.11 mi21314+49013046+19613046+19620394(Top 72%)12687(Top 79%)12687(Top 636%)
20K12.43 mi3.11 mi21022+29212918+12812918+12820211(Top 71%)12559(Top 78%)12559(Top 629%)
Half13.11 mi0.68 mi21033-1112926-812926-821184(Top 75%)12981(Top 81%)12981(Top 650%)
25K15.53 mi2.42 mi21065-3212931-512931-521114(Top 74%)12900(Top 80%)12900(Top 646%)
30K18.64 mi3.11 mi20712+35312722+20912722+20919241(Top 68%)11946(Top 74%)11946(Top 598%)
20M20.00 mi1.36 mi20494+21812613+10912613+10918214(Top 64%)11329(Top 70%)11329(Top 568%)
21M21.00 mi1.00 mi20375+11912536+7712536+7718356(Top 65%)11331(Top 70%)11331(Top 568%)
35K21.75 mi0.75 mi20317+5812492+4412492+4419251(Top 68%)11627(Top 72%)11627(Top 583%)
23M23.00 mi1.25 mi20209+10812422+7012422+7018401(Top 65%)11171(Top 69%)11171(Top 560%)
24M24.00 mi1.00 mi20119+9012360+6212360+6217692(Top 62%)10789(Top 67%)10789(Top 541%)
40K24.85 mi0.85 mi20012+10712291+6912291+6917251(Top 61%)10491(Top 65%)10491(Top 526%)
25.2M25.20 mi0.35 mi19976+3612268+2312268+2317661(Top 62%)10684(Top 66%)10684(Top 535%)
Finish26.22 mi1.02 mi19859+11712201+6712201+6716243(Top 57%)10051(Top 62%)10051(Top 504%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 72%
×21story building
+97ft-345ft

Overall

20394

Males

12687

M50-54

12687

5K→10K

3.1 - 6.2 mi

Top 82%
×5story building
+79ft-138ft

Overall

23167

Males

13880

M50-54

13880

10K→15K

6.2 - 9.3 mi

Top 72%
×3story building
+67ft-78ft

Overall

20394

Males

12687

M50-54

12687

15K→20K

9.3 - 12.4 mi

Top 71%
×5story building
+106ft-86ft

Overall

20211

Males

12559

M50-54

12559

20K→Half

12.4 - 13.1 mi

Top 75%
×2story building
+19ft-37ft

Overall

21184

Males

12981

M50-54

12981

Half→25K

13.1 - 15.5 mi

Top 74%
×4story building
+66ft-88ft

Overall

21114

Males

12900

M50-54

12900

25K→30K

15.5 - 18.6 mi

Top 68%
×9story building
+181ft-148ft

Overall

19241

Males

11946

M50-54

11946

30K→20M

18.6 - 20.0 mi

Top 64%
×5story building
+64ft-50ft

Overall

18214

Males

11329

M50-54

11329

20M→21M

20.0 - 21.0 mi

Top 65%
×8story building
+106ft-24ft

Overall

18356

Males

11331

M50-54

11331

21M→35K

21.0 - 21.8 mi

Top 68%
×7story building
+17ft-86ft

Overall

19251

Males

11627

M50-54

11627

35K→23M

21.8 - 23.0 mi

Top 65%
×5story building
+23ft-63ft

Overall

18401

Males

11171

M50-54

11171

23M→24M

23.0 - 24.0 mi

Top 62%
×6story building
+12ft-82ft

Overall

17692

Males

10789

M50-54

10789

24M→40K

24.0 - 24.9 mi

Top 61%
×1story
+6ft-20ft

Overall

17251

Males

10491

M50-54

10491

40K→25.2M

24.9 - 25.2 mi

Top 62%
×1story
+13ft-16ft

Overall

17661

Males

10684

M50-54

10684

25.2M→Finish

25.2 - 26.2 mi

Top 57%
×2story building
+22ft-21ft

Overall

16243

Males

10051

M50-54

10051

Passing Analysis

Category:
Athletes Passed
2480
Passed By
2180
Net Change
+300
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#20159
5K → 10K181663-1645#20159#21804
10K → 15K54454+490#21804#21314
15K → 20K34553+292#21314#21022
20K → Half3041-11#21022#21033
Half → 25K135167-32#21033#21065
25K → 30K40754+353#21065#20712
30K → 20M23113+218#20712#20494
20M → 21M15031+119#20494#20375
21M → 35K8426+58#20375#20317
35K → 23M13830+108#20317#20209
23M → 24M10717+90#20209#20119
24M → 40K1147+107#20119#20012
40K → 25.2M426+36#20012#19976
25.2M → Finish13518+117#19976#19859
TOTALS24802180+300
📊

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