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BOSTON MARATHON 2025

David Rivard

Bib: 8146•M

QC

0:00
0:00
/ mi
Masters
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Overall
#0 / 28404
Top 42%
Gender (Male)
#0 / 16105
Masters (Masters Men)
#0 / 10463
Top 45%
Division (M50-54)
#0 / 1996
Top 48%
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
7:09/mi
22:14
↑ 97↓ 3451.5%
10K· 6.21 mi
7:14/mi
44:41
↑ 79↓ 1380.4%
15K· 9.32 mi
7:24/mi
1:07:41
↑ 67↓ 78
20K· 12.43 mi
7:33/mi
1:31:07
↑ 106↓ 860.1%
Half· 13.11 mi
7:29/mi
1:36:13
↑ 19↓ 370.5%
25K· 15.53 mi
7:37/mi
1:54:41
↑ 66↓ 880.2%
30K· 18.64 mi
8:09/mi
2:20:00
↑ 181↓ 1480.2%
20M
8:44/mi
2:31:52
↑ 64↓ 500.2%
21M
9:34/mi
2:41:26
↑ 106↓ 241.6%
35K· 21.75 mi
7:42/mi
2:47:12
↑ 17↓ 861.7%
23M
8:34/mi
2:57:55
↑ 23↓ 630.6%
24M
8:17/mi
3:06:12
↓ 821.3%
40K· 24.85 mi
9:06/mi
3:13:59
↓ 200.3%
25.2M
10:38/mi
3:17:39
↑ 13↓ 160.2%
Finish· 26.22 mi
8:04/mi
3:25:52
↑ 22↓ 21

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:36:13
Pace7:20 /mi
2nd Half
Distance13.11 mi
Time1:49:39
Pace8:22 /mi
📊Positive Split: 14.0% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:30:4722:147:0922:14
7:09
-
10K
6.21 mi10:53:1444:417:1122:27
7:14
+0:05
15K
9.32 mi11:16:141:07:417:1623:00
7:24
+0:10
20K
12.43 mi11:39:401:31:077:2023:26
7:33
+0:09
Half
13.11 mi11:44:461:36:137:205:06
7:29
-0:04
25K
15.53 mi12:03:141:54:417:2318:28
7:37
+0:08
30K
18.64 mi12:28:332:20:007:3125:19
8:09
+0:32
20M
20.00 mi12:40:252:31:527:3611:52
8:44
+0:35
21M
21.00 mi12:49:592:41:267:419:34
9:34
+0:50
35K
21.75 mi12:55:452:47:127:415:46
7:42
-1:52
23M
23.00 mi13:06:282:57:557:4410:43
8:34
+0:52
24M
24.00 mi13:14:453:06:127:468:17
8:17
-0:17
40K
24.85 mi13:22:323:13:597:487:47
9:06
+0:49
25.2M
25.20 mi13:26:123:17:397:513:40
10:38
+1:32
Finish
26.22 mi13:34:253:25:527:518:13
8:04
-2:34

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

7:09 /mi

Average Pace

7:51 /mi

Slowest Pace

10:38 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

1:36:13

47% of race

Time at Steady Pace

1:06:03

32% of race

Time at Slower Pace

43:36

21% of race

Average Pace: 7:51 /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 mi10:30:4722:147:0922:14
7:09
#9109
10K
6.21 mi10:53:1444:417:1122:27
7:14
#9390
15K
9.32 mi11:16:141:07:417:1623:00
7:24
#9869
20K
12.43 mi11:39:401:31:077:2023:26
7:33
#10149
Half
13.11 mi11:44:461:36:137:205:06
7:29
#10208
25K
15.53 mi12:03:141:54:417:2318:28
7:37
#10294
30K
18.64 mi12:28:332:20:007:3125:19
8:09
#10668
20M
20.00 mi12:40:252:31:527:3611:52
8:44
#11028
21M
21.00 mi12:49:592:41:267:419:34
9:34
#11348
35K
21.75 mi12:55:452:47:127:415:46
7:42
#11300
23M
23.00 mi13:06:282:57:557:4410:43
8:34
#11444
24M
24.00 mi13:14:453:06:127:468:17
8:17
#11477
40K
24.85 mi13:22:323:13:597:487:47
9:06
#11722
25.2M
25.20 mi13:26:123:17:397:513:40
10:38
#11913
Finish
26.22 mi13:34:253:25:527:518:13
8:04
#11941
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM50-54Seg. OverallSeg. MalesSeg. M50-54
5K3.11 mi3.11 mi91097680768010902(Top 38%)8550(Top 53%)8550(Top 428%)
10K6.21 mi3.10 mi9390-2817838-1587838-1589702(Top 34%)7993(Top 50%)7993(Top 400%)
15K9.32 mi3.11 mi9869-4798063-2258063-22510902(Top 38%)8550(Top 53%)8550(Top 428%)
20K12.43 mi3.11 mi10149-2808186-1238186-12311102(Top 39%)8546(Top 53%)8546(Top 428%)
Half13.11 mi0.68 mi10208-598206-208206-2011462(Top 40%)8772(Top 54%)8772(Top 439%)
25K15.53 mi2.42 mi10294-868223-178223-1710904(Top 38%)8343(Top 52%)8343(Top 418%)
30K18.64 mi3.11 mi10668-3748350-1278350-12712416(Top 44%)8871(Top 55%)8871(Top 444%)
20M20.00 mi1.36 mi11028-3608477-1278477-12715233(Top 54%)10019(Top 62%)10019(Top 502%)
21M21.00 mi1.00 mi11348-3208587-1108587-11016349(Top 58%)10399(Top 65%)10399(Top 521%)
35K21.75 mi0.75 mi11300+488536+518536+5110124(Top 36%)7434(Top 46%)7434(Top 372%)
23M23.00 mi1.25 mi11444-1448561-258561-2513646(Top 48%)8989(Top 56%)8989(Top 450%)
24M24.00 mi1.00 mi11477-338546+158546+1513115(Top 46%)8699(Top 54%)8699(Top 436%)
40K24.85 mi0.85 mi11722-2458636-908636-9016845(Top 59%)10291(Top 64%)10291(Top 516%)
25.2M25.20 mi0.35 mi11913-1918705-698705-6919406(Top 68%)11480(Top 71%)11480(Top 575%)
Finish26.22 mi1.02 mi11941-288687+188687+1813286(Top 47%)8652(Top 54%)8652(Top 433%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 38%
×21story building
+97ft-345ft

Overall

10902

Males

8550

M50-54

8550

5K→10K

3.1 - 6.2 mi

Top 34%
×5story building
+79ft-138ft

Overall

9702

Males

7993

M50-54

7993

10K→15K

6.2 - 9.3 mi

Top 38%
×3story building
+67ft-78ft

Overall

10902

Males

8550

M50-54

8550

15K→20K

9.3 - 12.4 mi

Top 39%
×5story building
+106ft-86ft

Overall

11102

Males

8546

M50-54

8546

20K→Half

12.4 - 13.1 mi

Top 40%
×2story building
+19ft-37ft

Overall

11462

Males

8772

M50-54

8772

Half→25K

13.1 - 15.5 mi

Top 38%
×4story building
+66ft-88ft

Overall

10904

Males

8343

M50-54

8343

25K→30K

15.5 - 18.6 mi

Top 44%
×9story building
+181ft-148ft

Overall

12416

Males

8871

M50-54

8871

30K→20M

18.6 - 20.0 mi

Top 54%
×5story building
+64ft-50ft

Overall

15233

Males

10019

M50-54

10019

20M→21M

20.0 - 21.0 mi

Top 58%
×8story building
+106ft-24ft

Overall

16349

Males

10399

M50-54

10399

21M→35K

21.0 - 21.8 mi

Top 36%
×7story building
+17ft-86ft

Overall

10124

Males

7434

M50-54

7434

35K→23M

21.8 - 23.0 mi

Top 48%
×5story building
+23ft-63ft

Overall

13646

Males

8989

M50-54

8989

23M→24M

23.0 - 24.0 mi

Top 46%
×6story building
+12ft-82ft

Overall

13115

Males

8699

M50-54

8699

24M→40K

24.0 - 24.9 mi

Top 59%
×1story
+6ft-20ft

Overall

16845

Males

10291

M50-54

10291

40K→25.2M

24.9 - 25.2 mi

Top 68%
×1story
+13ft-16ft

Overall

19406

Males

11480

M50-54

11480

25.2M→Finish

25.2 - 26.2 mi

Top 47%
×2story building
+22ft-21ft

Overall

13286

Males

8652

M50-54

8652

Passing Analysis

Category:
Athletes Passed
966
Passed By
3794
Net Change
-2832
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#9109
5K → 10K124405-281#9109#9390
10K → 15K56534-479#9390#9869
15K → 20K110388-280#9869#10149
20K → Half766-59#10149#10208
Half → 25K135221-86#10208#10294
25K → 30K136509-374#10294#10668
30K → 20M51411-360#10668#11028
20M → 21M26346-320#11028#11348
21M → 35K7931+48#11348#11300
35K → 23M63207-144#11300#11444
23M → 24M81114-33#11444#11477
24M → 40K29274-245#11477#11722
40K → 25.2M5196-191#11722#11913
25.2M → Finish6492-28#11913#11941
TOTALS9663794-2832
📊

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