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BOSTON MARATHON 2025

Arnaud Friederich

Bib: 12273•M

0:00
0:00
/ mi
Masters
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Overall
#0 / 28404
Top 35%
Gender (Male)
#0 / 16105
Top 48%
Masters (Masters Men)
#0 / 10463
Top 36%
Division (M50-54)
#0 / 1996
Top 37%
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
6:55/mi
21:29
↑ 97↓ 3451.5%
10K· 6.21 mi
7:00/mi
43:14
↑ 79↓ 1380.4%
15K· 9.32 mi
7:05/mi
1:05:13
↑ 67↓ 78
20K· 12.43 mi
7:22/mi
1:28:06
↑ 106↓ 860.1%
Half· 13.11 mi
7:18/mi
1:33:05
↑ 19↓ 370.5%
25K· 15.53 mi
7:34/mi
1:51:26
↑ 66↓ 880.2%
30K· 18.64 mi
8:01/mi
2:16:21
↑ 181↓ 1480.2%
20M
8:17/mi
2:27:37
↑ 64↓ 500.2%
21M
8:48/mi
2:36:25
↑ 106↓ 241.6%
35K· 21.75 mi
7:53/mi
2:42:19
↑ 17↓ 861.7%
23M
8:22/mi
2:52:47
↑ 23↓ 630.6%
24M
8:02/mi
3:00:49
↓ 821.3%
40K· 24.85 mi
8:15/mi
3:07:52
↓ 200.3%
25.2M
9:05/mi
3:11:00
↑ 13↓ 160.2%
Finish· 26.22 mi
7:55/mi
3:19:04
↑ 22↓ 21

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:33:05
Pace7:06 /mi
2nd Half
Distance13.11 mi
Time1:45:59
Pace8:05 /mi
📊Positive Split: 13.9% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:48:4721:296:5521:29
6:55
-
10K
6.21 mi11:10:3243:146:5721:45
7:00
+0:05
15K
9.32 mi11:32:311:05:137:0021:59
7:05
+0:05
20K
12.43 mi11:55:241:28:067:0522:53
7:22
+0:17
Half
13.11 mi12:00:231:33:057:064:59
7:18
-0:04
25K
15.53 mi12:18:441:51:267:1018:21
7:34
+0:16
30K
18.64 mi12:43:392:16:217:1924:55
8:01
+0:27
20M
20.00 mi12:54:552:27:377:2311:16
8:17
+0:16
21M
21.00 mi13:03:432:36:257:278:48
8:48
+0:31
35K
21.75 mi13:09:372:42:197:285:54
7:53
-0:55
23M
23.00 mi13:20:052:52:477:3110:28
8:22
+0:29
24M
24.00 mi13:28:073:00:497:328:02
8:02
-0:20
40K
24.85 mi13:35:103:07:527:347:03
8:15
+0:13
25.2M
25.20 mi13:38:183:11:007:353:08
9:05
+0:50
Finish
26.22 mi13:46:223:19:047:368:04
7:55
-1:10

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

6:55 /mi

Average Pace

7:36 /mi

Slowest Pace

9:05 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

1:51:26

56% of race

Time at Steady Pace

46:55

24% of race

Time at Slower Pace

40:43

20% of race

Average Pace: 7:36 /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 mi10:48:4721:296:5521:29
6:55
#7189
10K
6.21 mi11:10:3243:146:5721:45
7:00
#7574
15K
9.32 mi11:32:311:05:137:0021:59
7:05
#7739
20K
12.43 mi11:55:241:28:067:0522:53
7:22
#8097
Half
13.11 mi12:00:231:33:057:064:59
7:18
#8170
25K
15.53 mi12:18:441:51:267:1018:21
7:34
#8451
30K
18.64 mi12:43:392:16:217:1924:55
8:01
#8966
20M
20.00 mi12:54:552:27:377:2311:16
8:17
#9239
21M
21.00 mi13:03:432:36:257:278:48
8:48
#9386
35K
21.75 mi13:09:372:42:197:285:54
7:53
#9429
23M
23.00 mi13:20:052:52:477:3110:28
8:22
#9604
24M
24.00 mi13:28:073:00:497:328:02
8:02
#9672
40K
24.85 mi13:35:103:07:527:347:03
8:15
#9734
25.2M
25.20 mi13:38:183:11:007:353:08
9:05
#9768
Finish
26.22 mi13:46:223:19:047:368:04
7:55
#9847
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM50-54Seg. OverallSeg. MalesSeg. M50-54
5K3.11 mi3.11 mi7189644464448161(Top 29%)7042(Top 44%)7042(Top 353%)
10K6.21 mi3.10 mi7574-3856707-2636707-2637921(Top 28%)6928(Top 43%)6928(Top 347%)
15K9.32 mi3.11 mi7739-1656808-1016808-1018161(Top 29%)7042(Top 44%)7042(Top 353%)
20K12.43 mi3.11 mi8097-3587019-2117019-2119586(Top 34%)7785(Top 48%)7785(Top 390%)
Half13.11 mi0.68 mi8170-737052-337052-339988(Top 35%)8010(Top 50%)8010(Top 401%)
25K15.53 mi2.42 mi8451-2817209-1577209-15710481(Top 37%)8133(Top 50%)8133(Top 407%)
30K18.64 mi3.11 mi8966-5157443-2347443-23411520(Top 41%)8438(Top 52%)8438(Top 423%)
20M20.00 mi1.36 mi9239-2737573-1307573-13012393(Top 44%)8712(Top 54%)8712(Top 436%)
21M21.00 mi1.00 mi9386-1477616-437616-4312261(Top 43%)8486(Top 53%)8486(Top 425%)
35K21.75 mi0.75 mi9429-437618-27618-211417(Top 40%)8051(Top 50%)8051(Top 403%)
23M23.00 mi1.25 mi9604-1757670-527670-5212390(Top 44%)8407(Top 52%)8407(Top 421%)
24M24.00 mi1.00 mi9672-687670767011456(Top 40%)7877(Top 49%)7877(Top 395%)
40K24.85 mi0.85 mi9734-627664+67664+611806(Top 42%)7957(Top 49%)7957(Top 399%)
25.2M25.20 mi0.35 mi9768-347659+57659+512196(Top 43%)8080(Top 50%)8080(Top 405%)
Finish26.22 mi1.02 mi9847-797672-137672-1312258(Top 43%)8161(Top 51%)8161(Top 409%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 29%
×21story building
+97ft-345ft

Overall

8161

Males

7042

M50-54

7042

5K→10K

3.1 - 6.2 mi

Top 28%
×5story building
+79ft-138ft

Overall

7921

Males

6928

M50-54

6928

10K→15K

6.2 - 9.3 mi

Top 29%
×3story building
+67ft-78ft

Overall

8161

Males

7042

M50-54

7042

15K→20K

9.3 - 12.4 mi

Top 34%
×5story building
+106ft-86ft

Overall

9586

Males

7785

M50-54

7785

20K→Half

12.4 - 13.1 mi

Top 35%
×2story building
+19ft-37ft

Overall

9988

Males

8010

M50-54

8010

Half→25K

13.1 - 15.5 mi

Top 37%
×4story building
+66ft-88ft

Overall

10481

Males

8133

M50-54

8133

25K→30K

15.5 - 18.6 mi

Top 41%
×9story building
+181ft-148ft

Overall

11520

Males

8438

M50-54

8438

30K→20M

18.6 - 20.0 mi

Top 44%
×5story building
+64ft-50ft

Overall

12393

Males

8712

M50-54

8712

20M→21M

20.0 - 21.0 mi

Top 43%
×8story building
+106ft-24ft

Overall

12261

Males

8486

M50-54

8486

21M→35K

21.0 - 21.8 mi

Top 40%
×7story building
+17ft-86ft

Overall

11417

Males

8051

M50-54

8051

35K→23M

21.8 - 23.0 mi

Top 44%
×5story building
+23ft-63ft

Overall

12390

Males

8407

M50-54

8407

23M→24M

23.0 - 24.0 mi

Top 40%
×6story building
+12ft-82ft

Overall

11456

Males

7877

M50-54

7877

24M→40K

24.0 - 24.9 mi

Top 42%
×1story
+6ft-20ft

Overall

11806

Males

7957

M50-54

7957

40K→25.2M

24.9 - 25.2 mi

Top 43%
×1story
+13ft-16ft

Overall

12196

Males

8080

M50-54

8080

25.2M→Finish

25.2 - 26.2 mi

Top 43%
×2story building
+22ft-21ft

Overall

12258

Males

8161

M50-54

8161

Passing Analysis

Category:
Athletes Passed
792
Passed By
3450
Net Change
-2658
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#7189
5K → 10K81466-385#7189#7574
10K → 15K85250-165#7574#7739
15K → 20K57415-358#7739#8097
20K → Half1083-73#8097#8170
Half → 25K64345-281#8170#8451
25K → 30K93608-515#8451#8966
30K → 20M44317-273#8966#9239
20M → 21M50197-147#9239#9386
21M → 35K5295-43#9386#9429
35K → 23M61236-175#9429#9604
23M → 24M65133-68#9604#9672
24M → 40K55117-62#9672#9734
40K → 25.2M3064-34#9734#9768
25.2M → Finish45124-79#9768#9847
TOTALS7923450-2658
📊

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