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BOSTON MARATHON 2025

Javier Arredondo

Bib: 18785•M

CA

0:00
0:00
/ mi
Masters
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Overall
#0 / 28404
Gender (Male)
#0 / 16105
Masters (Masters Men)
#0 / 10463
Division (M55-59)
#0 / 1648
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
8:15/mi
25:37
↑ 97↓ 3451.5%
10K· 6.21 mi
8:08/mi
50:54
↑ 79↓ 1380.4%
15K· 9.32 mi
8:09/mi
1:16:12
↑ 67↓ 78
20K· 12.43 mi
8:17/mi
1:41:56
↑ 106↓ 860.1%
Half· 13.11 mi
8:20/mi
1:47:37
↑ 19↓ 370.5%
25K· 15.53 mi
9:01/mi
2:09:29
↑ 66↓ 880.2%
30K· 18.64 mi
9:24/mi
2:38:42
↑ 181↓ 1480.2%
20M
9:22/mi
2:51:26
↑ 64↓ 500.2%
21M
9:22/mi
3:00:48
↑ 106↓ 241.6%
35K· 21.75 mi
8:00/mi
3:06:47
↑ 17↓ 861.7%
23M
8:08/mi
3:16:58
↑ 23↓ 630.6%
24M
8:05/mi
3:25:03
↓ 821.3%
40K· 24.85 mi
9:17/mi
3:32:59
↓ 200.3%
25.2M
8:33/mi
3:35:56
↑ 13↓ 160.2%
Finish· 26.22 mi
7:41/mi
3:43:46
↑ 22↓ 21

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:47:37
Pace8:13 /mi
2nd Half
Distance13.11 mi
Time1:56:09
Pace8:52 /mi
📊Positive Split: 7.9% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:16:4725:378:1525:37
8:15
-
10K
6.21 mi11:42:0450:548:1125:17
8:08
-0:07
15K
9.32 mi12:07:221:16:128:1125:18
8:09
+0:01
20K
12.43 mi12:33:061:41:568:1225:44
8:17
+0:08
Half
13.11 mi12:38:471:47:378:135:41
8:20
+0:03
25K
15.53 mi13:00:392:09:298:2021:52
9:01
+0:41
30K
18.64 mi13:29:522:38:428:3129:13
9:24
+0:23
20M
20.00 mi13:42:362:51:268:3412:44
9:22
-0:02
21M
21.00 mi13:51:583:00:488:379:22
9:22
0:00
35K
21.75 mi13:57:573:06:478:355:59
8:00
-1:22
23M
23.00 mi14:08:083:16:588:3410:11
8:08
+0:08
24M
24.00 mi14:16:133:25:038:338:05
8:05
-0:03
40K
24.85 mi14:24:093:32:598:347:56
9:17
+1:12
25.2M
25.20 mi14:27:063:35:568:342:57
8:33
-0:44
Finish
26.22 mi14:34:563:43:468:327:50
7:41
-0:52

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

7:41 /mi

Average Pace

8:32 /mi

Slowest Pace

9:24 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

13:49

6% of race

Time at Steady Pace

2:08:50

58% of race

Time at Slower Pace

1:21:07

36% of race

Average Pace: 8:32 /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 mi11:16:4725:378:1525:37
8:15
#18379
10K
6.21 mi11:42:0450:548:1125:17
8:08
#17916
15K
9.32 mi12:07:221:16:128:1125:18
8:09
#17599
20K
12.43 mi12:33:061:41:568:1225:44
8:17
#17356
Half
13.11 mi12:38:471:47:378:135:41
8:20
#17382
25K
15.53 mi13:00:392:09:298:2021:52
9:01
#17812
30K
18.64 mi13:29:522:38:428:3129:13
9:24
#18224
20M
20.00 mi13:42:362:51:268:3412:44
9:22
#18239
21M
21.00 mi13:51:583:00:488:379:22
9:22
#18063
35K
21.75 mi13:57:573:06:478:355:59
8:00
#17842
23M
23.00 mi14:08:083:16:588:3410:11
8:08
#17432
24M
24.00 mi14:16:133:25:038:338:05
8:05
#17181
40K
24.85 mi14:24:093:32:598:347:56
9:17
#17203
25.2M
25.20 mi14:27:063:35:568:342:57
8:33
#17069
Finish
26.22 mi14:34:563:43:468:327:50
7:41
#16827
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM55-59Seg. OverallSeg. MalesSeg. M55-59
5K3.11 mi3.11 mi18379117531175317029(Top 60%)11229(Top 70%)11229(Top 681%)
10K6.21 mi3.10 mi17916+46311587+16611587+16617459(Top 61%)11433(Top 71%)11433(Top 694%)
15K9.32 mi3.11 mi17599+31711469+11811469+11817029(Top 60%)11229(Top 70%)11229(Top 681%)
20K12.43 mi3.11 mi17356+24311355+11411355+11416829(Top 59%)11102(Top 69%)11102(Top 674%)
Half13.11 mi0.68 mi17382-2611363-811363-818055(Top 64%)11645(Top 72%)11645(Top 707%)
25K15.53 mi2.42 mi17812-43011514-15111514-15119978(Top 70%)12399(Top 77%)12399(Top 752%)
30K18.64 mi3.11 mi18224-41211656-14211656-14219542(Top 69%)12074(Top 75%)12074(Top 733%)
20M20.00 mi1.36 mi18239-1511633+2311633+2318595(Top 65%)11490(Top 71%)11490(Top 697%)
21M21.00 mi1.00 mi18063+17611542+9111542+9115462(Top 54%)9993(Top 62%)9993(Top 606%)
35K21.75 mi0.75 mi17842+22111433+10911433+10912252(Top 43%)8457(Top 53%)8457(Top 513%)
23M23.00 mi1.25 mi17432+41011195+23811195+23810952(Top 39%)7728(Top 48%)7728(Top 469%)
24M24.00 mi1.00 mi17181+25111070+12511070+12511800(Top 42%)8073(Top 50%)8073(Top 490%)
40K24.85 mi0.85 mi17203-2211052+1811052+1817723(Top 62%)10694(Top 66%)10694(Top 649%)
25.2M25.20 mi0.35 mi17069+13410977+7510977+759112(Top 32%)6531(Top 41%)6531(Top 396%)
Finish26.22 mi1.02 mi16827+24210860+11710860+11710616(Top 37%)7324(Top 45%)7324(Top 444%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 60%
×21story building
+97ft-345ft

Overall

17029

Males

11229

M55-59

11229

5K→10K

3.1 - 6.2 mi

Top 61%
×5story building
+79ft-138ft

Overall

17459

Males

11433

M55-59

11433

10K→15K

6.2 - 9.3 mi

Top 60%
×3story building
+67ft-78ft

Overall

17029

Males

11229

M55-59

11229

15K→20K

9.3 - 12.4 mi

Top 59%
×5story building
+106ft-86ft

Overall

16829

Males

11102

M55-59

11102

20K→Half

12.4 - 13.1 mi

Top 64%
×2story building
+19ft-37ft

Overall

18055

Males

11645

M55-59

11645

Half→25K

13.1 - 15.5 mi

Top 70%
×4story building
+66ft-88ft

Overall

19978

Males

12399

M55-59

12399

25K→30K

15.5 - 18.6 mi

Top 69%
×9story building
+181ft-148ft

Overall

19542

Males

12074

M55-59

12074

30K→20M

18.6 - 20.0 mi

Top 65%
×5story building
+64ft-50ft

Overall

18595

Males

11490

M55-59

11490

20M→21M

20.0 - 21.0 mi

Top 54%
×8story building
+106ft-24ft

Overall

15462

Males

9993

M55-59

9993

21M→35K

21.0 - 21.8 mi

Top 43%
×7story building
+17ft-86ft

Overall

12252

Males

8457

M55-59

8457

35K→23M

21.8 - 23.0 mi

Top 39%
×5story building
+23ft-63ft

Overall

10952

Males

7728

M55-59

7728

23M→24M

23.0 - 24.0 mi

Top 42%
×6story building
+12ft-82ft

Overall

11800

Males

8073

M55-59

8073

24M→40K

24.0 - 24.9 mi

Top 62%
×1story
+6ft-20ft

Overall

17723

Males

10694

M55-59

10694

40K→25.2M

24.9 - 25.2 mi

Top 32%
×1story
+13ft-16ft

Overall

9112

Males

6531

M55-59

6531

25.2M→Finish

25.2 - 26.2 mi

Top 37%
×2story building
+22ft-21ft

Overall

10616

Males

7324

M55-59

7324

Passing Analysis

Category:
Athletes Passed
3141
Passed By
1589
Net Change
+1552
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#18379
5K → 10K571108+463#18379#17916
10K → 15K38366+317#17916#17599
15K → 20K31370+243#17599#17356
20K → Half2450-26#17356#17382
Half → 25K77507-430#17382#17812
25K → 30K124536-412#17812#18224
30K → 20M119134-15#18224#18239
20M → 21M19620+176#18239#18063
21M → 35K2243+221#18063#17842
35K → 23M4100+410#17842#17432
23M → 24M2565+251#17432#17181
24M → 40K5880-22#17181#17203
40K → 25.2M1373+134#17203#17069
25.2M → Finish2497+242#17069#16827
TOTALS31411589+1552
📊

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