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BOSTON MARATHON 2025

François Stelandre

Bib: 29117 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
9:02/mi
28:04
↑ 97↓ 3451.5%
220 ft elev
10K· 6.21 mi
8:29/mi
54:25
↑ 79↓ 1380.4%
157 ft elev
15K· 9.32 mi
8:39/mi
1:21:17
↑ 67↓ 78
146 ft elev
20K· 12.43 mi
8:58/mi
1:49:10
↑ 106↓ 860.1%
165 ft elev
Half· 13.11 mi
8:46/mi
1:55:09
↑ 19↓ 370.5%
148 ft elev
25K· 15.53 mi
9:33/mi
2:18:18
↑ 66↓ 880.2%
127 ft elev
30K· 18.64 mi
10:16/mi
2:50:12
↑ 181↓ 1480.2%
138 ft elev
20M
10:08/mi
3:03:58
↑ 64↓ 500.2%
148 ft elev
21M
11:49/mi
3:15:47
↑ 106↓ 241.6%
227 ft elev
35K· 21.75 mi
10:46/mi
3:23:50
↑ 17↓ 861.7%
156 ft elev
23M
11:06/mi
3:37:44
↑ 23↓ 630.6%
116 ft elev
24M
10:45/mi
3:48:29
↓ 821.3%
34 ft elev
40K· 24.85 mi
10:28/mi
3:57:26
↓ 200.3%
20 ft elev
25.2M
11:24/mi
4:01:22
↑ 13↓ 160.2%
18 ft elev
Finish· 26.22 mi
10:27/mi
4:12:01
↑ 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
Time1:55:09
Pace8:47 /mi
2nd Half
Distance13.11 mi
Time2:16:52
Pace10:26 /mi
📊Positive Split: 18.9% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:46:1228:049:0228:04
9:02
-
10K
6.21 mi12:12:3354:258:4526:21
8:29
-0:33
15K
9.32 mi12:39:251:21:178:4326:52
8:39
+0:10
20K
12.43 mi13:07:181:49:108:4727:53
8:58
+0:19
Half
13.11 mi13:13:171:55:098:475:59
8:46
-0:12
25K
15.53 mi13:36:262:18:188:5423:09
9:33
+0:47
30K
18.64 mi14:08:202:50:129:0831:54
10:16
+0:43
20M
20.00 mi14:22:063:03:589:1213:46
10:08
-0:08
21M
21.00 mi14:33:553:15:479:1911:49
11:49
+1:41
35K
21.75 mi14:41:583:23:509:228:03
10:46
-1:03
23M
23.00 mi14:55:523:37:449:2813:54
11:06
+0:20
24M
24.00 mi15:06:373:48:299:3110:45
10:45
-0:21
40K
24.85 mi15:15:343:57:269:338:57
10:28
-0:17
25.2M
25.20 mi15:19:304:01:229:353:56
11:24
+0:56
Finish
26.22 mi15:30:094:12:019:3710:39
10:27
-0:57

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

8:29 /mi

Average Pace

9:37 /mi

Slowest Pace

11:49 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:18:18

55% of race

Time at Steady Pace

1:24:04

33% of race

Time at Slower Pace

29:39

12% of race

Average Pace: 9:37 /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 mi11:46:1228:049:0228:04
9:02
#22556
10K
6.21 mi12:12:3354:258:4526:21
8:29
#21209
15K
9.32 mi12:39:251:21:178:4326:52
8:39
#20851
20K
12.43 mi13:07:181:49:108:4727:53
8:58
#20833
Half
13.11 mi13:13:171:55:098:475:59
8:46
#20835
25K
15.53 mi13:36:262:18:188:5423:09
9:33
#21115
30K
18.64 mi14:08:202:50:129:0831:54
10:16
#21444
20M
20.00 mi14:22:063:03:589:1213:46
10:08
#21454
21M
21.00 mi14:33:553:15:479:1911:49
11:49
#21625
35K
21.75 mi14:41:583:23:509:228:03
10:46
#21729
23M
23.00 mi14:55:523:37:449:2813:54
11:06
#21848
24M
24.00 mi15:06:373:48:299:3110:45
10:45
#21919
40K
24.85 mi15:15:343:57:269:338:57
10:28
#21911
25.2M
25.20 mi15:19:304:01:229:353:56
11:24
#21903
Finish
26.22 mi15:30:094:12:019:3710:39
10:27
#21990
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM50-54Seg. OverallSeg. MalesSeg. M50-54
5K3.11 mi3.11 mi22556135551355520194(Top 71%)12597(Top 78%)12597(Top 631%)
10K6.21 mi3.10 mi21209+134712984+57112984+57119688(Top 69%)12339(Top 77%)12339(Top 618%)
15K9.32 mi3.11 mi20851+35812839+14512839+14520194(Top 71%)12597(Top 78%)12597(Top 631%)
20K12.43 mi3.11 mi20833+1812832+712832+720830(Top 73%)12811(Top 80%)12811(Top 642%)
Half13.11 mi0.68 mi20835-212834-212834-220755(Top 73%)12809(Top 80%)12809(Top 642%)
25K15.53 mi2.42 mi21115-28012952-11812952-11822017(Top 78%)13299(Top 83%)13299(Top 666%)
30K18.64 mi3.11 mi21444-32913055-10313055-10322354(Top 79%)13321(Top 83%)13321(Top 667%)
20M20.00 mi1.36 mi21454-1013043+1213043+1221375(Top 75%)12757(Top 79%)12757(Top 639%)
21M21.00 mi1.00 mi21625-17113106-6313106-6323238(Top 82%)13555(Top 84%)13555(Top 679%)
35K21.75 mi0.75 mi21729-10413146-4013146-4023706(Top 83%)13743(Top 85%)13743(Top 689%)
23M23.00 mi1.25 mi21848-11913158-1213158-1223451(Top 83%)13564(Top 84%)13564(Top 680%)
24M24.00 mi1.00 mi21919-7113167-913167-923441(Top 83%)13528(Top 84%)13528(Top 678%)
40K24.85 mi0.85 mi21911+813147+2013147+2021825(Top 77%)12666(Top 79%)12666(Top 635%)
25.2M25.20 mi0.35 mi21903+813134+1313134+1321790(Top 77%)12687(Top 79%)12687(Top 636%)
Finish26.22 mi1.02 mi21990-8713160-2613160-2624170(Top 85%)13854(Top 86%)13854(Top 694%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 71%
×21story building
+97ft-345ft

Overall

20194

Males

12597

M50-54

12597

5K→10K

3.1 - 6.2 mi

Top 69%
×5story building
+79ft-138ft

Overall

19688

Males

12339

M50-54

12339

10K→15K

6.2 - 9.3 mi

Top 71%
×3story building
+67ft-78ft

Overall

20194

Males

12597

M50-54

12597

15K→20K

9.3 - 12.4 mi

Top 73%
×5story building
+106ft-86ft

Overall

20830

Males

12811

M50-54

12811

20K→Half

12.4 - 13.1 mi

Top 73%
×2story building
+19ft-37ft

Overall

20755

Males

12809

M50-54

12809

Half→25K

13.1 - 15.5 mi

Top 78%
×4story building
+66ft-88ft

Overall

22017

Males

13299

M50-54

13299

25K→30K

15.5 - 18.6 mi

Top 79%
×9story building
+181ft-148ft

Overall

22354

Males

13321

M50-54

13321

30K→20M

18.6 - 20.0 mi

Top 75%
×5story building
+64ft-50ft

Overall

21375

Males

12757

M50-54

12757

20M→21M

20.0 - 21.0 mi

Top 82%
×8story building
+106ft-24ft

Overall

23238

Males

13555

M50-54

13555

21M→35K

21.0 - 21.8 mi

Top 83%
×7story building
+17ft-86ft

Overall

23706

Males

13743

M50-54

13743

35K→23M

21.8 - 23.0 mi

Top 83%
×5story building
+23ft-63ft

Overall

23451

Males

13564

M50-54

13564

23M→24M

23.0 - 24.0 mi

Top 83%
×6story building
+12ft-82ft

Overall

23441

Males

13528

M50-54

13528

24M→40K

24.0 - 24.9 mi

Top 77%
×1story
+6ft-20ft

Overall

21825

Males

12666

M50-54

12666

40K→25.2M

24.9 - 25.2 mi

Top 77%
×1story
+13ft-16ft

Overall

21790

Males

12687

M50-54

12687

25.2M→Finish

25.2 - 26.2 mi

Top 85%
×2story building
+22ft-21ft

Overall

24170

Males

13854

M50-54

13854

Passing Analysis

Category:
Athletes Passed
2529
Passed By
1963
Net Change
+566
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#22556
5K → 10K135912+1347#22556#21209
10K → 15K41355+358#21209#20851
15K → 20K200182+18#20851#20833
20K → Half2325-2#20833#20835
Half → 25K82362-280#20835#21115
25K → 30K121450-329#21115#21444
30K → 20M97107-10#21444#21454
20M → 21M35206-171#21454#21625
21M → 35K19123-104#21625#21729
35K → 23M50169-119#21729#21848
23M → 24M31102-71#21848#21919
24M → 40K4739+8#21919#21911
40K → 25.2M2517+8#21911#21903
25.2M → Finish27114-87#21903#21990
TOTALS25291963+566
📊

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