Boston Marathon logo
BOSTON MARATHON 2025

Estuardo Castaneda

Bib: 31679•M

0:00
0:00
/ mi
Masters
Be the first to cheer!
Overall
#0 / 28404
Gender (Male)
#0 / 16105
Masters (Masters Men)
#0 / 10463
Division (M60-64)
#0 / 1259
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
10:25/mi
32:22
↑ 97↓ 3451.5%
10K· 6.21 mi
11:18/mi
1:07:28
↑ 79↓ 1380.4%
15K· 9.32 mi
10:57/mi
1:41:29
↑ 67↓ 78
20K· 12.43 mi
11:14/mi
2:16:24
↑ 106↓ 860.1%
Half· 13.11 mi
11:02/mi
2:23:56
↑ 19↓ 370.5%
25K· 15.53 mi
12:56/mi
2:55:17
↑ 66↓ 880.2%
30K· 18.64 mi
13:49/mi
3:38:14
↑ 181↓ 1480.2%
20M
15:09/mi
3:58:49
↑ 64↓ 500.2%
21M
16:12/mi
4:15:01
↑ 106↓ 241.6%
35K· 21.75 mi
12:41/mi
4:24:30
↑ 17↓ 861.7%
23M
13:48/mi
4:41:47
↑ 23↓ 630.6%
24M
12:49/mi
4:54:36
↓ 821.3%
40K· 24.85 mi
14:44/mi
5:07:12
↓ 200.3%
25.2M
15:34/mi
5:12:34
↑ 13↓ 160.2%
Finish· 26.22 mi
14:22/mi
5:27:12
↑ 22↓ 21

The Course

Is this your race?

Claim it — unlock a deeper AI report on this race, free

A personalized Race Performance Report that goes beyond this page — emailed to you, built from your real splits.

Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time2:23:56
Pace10:59 /mi
2nd Half
Distance13.11 mi
Time3:03:16
Pace13:59 /mi
📊Positive Split: 27.3% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:56:0132:2210:2532:22
10:25
-
10K
6.21 mi12:31:071:07:2810:5135:06
11:18
+0:53
15K
9.32 mi13:05:081:41:2910:5334:01
10:57
-0:21
20K
12.43 mi13:40:032:16:2410:5934:55
11:14
+0:17
Half
13.11 mi13:47:352:23:5610:597:32
11:02
-0:12
25K
15.53 mi14:18:562:55:1711:1731:21
12:56
+1:54
30K
18.64 mi15:01:533:38:1411:4242:57
13:49
+0:53
20M
20.00 mi15:22:283:58:4911:5620:35
15:09
+1:20
21M
21.00 mi15:38:404:15:0112:0916:12
16:12
+1:03
35K
21.75 mi15:48:094:24:3012:109:29
12:41
-3:31
23M
23.00 mi16:05:264:41:4712:1517:17
13:48
+1:07
24M
24.00 mi16:18:154:54:3612:1712:49
12:49
-0:59
40K
24.85 mi16:30:515:07:1212:2212:36
14:44
+1:55
25.2M
25.20 mi16:36:135:12:3412:245:22
15:34
+0:50
Finish
26.22 mi16:50:515:27:1212:2914:38
14:22
-1:12

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

10:25 /mi

Average Pace

12:29 /mi

Slowest Pace

16:12 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:23:56

44% of race

Time at Steady Pace

1:53:53

35% of race

Time at Slower Pace

1:09:23

21% of race

Average Pace: 12:29 /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 mi11:56:0132:2210:2532:22
10:25
#26592
10K
6.21 mi12:31:071:07:2810:5135:06
11:18
#27131
15K
9.32 mi13:05:081:41:2910:5334:01
10:57
#26927
20K
12.43 mi13:40:032:16:2410:5934:55
11:14
#26744
Half
13.11 mi13:47:352:23:5610:597:32
11:02
#26736
25K
15.53 mi14:18:562:55:1711:1731:21
12:56
#26902
30K
18.64 mi15:01:533:38:1411:4242:57
13:49
#27027
20M
20.00 mi15:22:283:58:4911:5620:35
15:09
#27129
21M
21.00 mi15:38:404:15:0112:0916:12
16:12
#27194
35K
21.75 mi15:48:094:24:3012:109:29
12:41
#27183
23M
23.00 mi16:05:264:41:4712:1517:17
13:48
#27205
24M
24.00 mi16:18:154:54:3612:1712:49
12:49
#27187
40K
24.85 mi16:30:515:07:1212:2212:36
14:44
#27232
25.2M
25.20 mi16:36:135:12:3412:245:22
15:34
#27251
Finish
26.22 mi16:50:515:27:1212:2914:38
14:22
#27327
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM60-64Seg. OverallSeg. MalesSeg. M60-64
5K3.11 mi3.11 mi26592154301543026616(Top 94%)15411(Top 96%)15411(Top 1224%)
10K6.21 mi3.10 mi27131-53915632-20215632-20227395(Top 96%)15723(Top 98%)15723(Top 1249%)
15K9.32 mi3.11 mi26927+20415547+8515547+8526616(Top 94%)15411(Top 96%)15411(Top 1224%)
20K12.43 mi3.11 mi26744+18315471+7615471+7626337(Top 93%)15274(Top 95%)15274(Top 1213%)
Half13.11 mi0.68 mi26736+815469+215469+226562(Top 94%)15341(Top 95%)15341(Top 1219%)
25K15.53 mi2.42 mi26902-16615512-4315512-4327247(Top 96%)15608(Top 97%)15608(Top 1240%)
30K18.64 mi3.11 mi27027-12515549-3715549-3727376(Top 96%)15604(Top 97%)15604(Top 1239%)
20M20.00 mi1.36 mi27129-10215579-3015579-3027935(Top 98%)15843(Top 98%)15843(Top 1258%)
21M21.00 mi1.00 mi27194-6515600-2115600-2127899(Top 98%)15822(Top 98%)15822(Top 1257%)
35K21.75 mi0.75 mi27183+1115585+1515585+1526665(Top 94%)15173(Top 94%)15173(Top 1205%)
23M23.00 mi1.25 mi27205-2215586-115586-127162(Top 96%)15409(Top 96%)15409(Top 1224%)
24M24.00 mi1.00 mi27187+1815572+1415572+1426652(Top 94%)15138(Top 94%)15138(Top 1202%)
40K24.85 mi0.85 mi27232-4515587-1515587-1527641(Top 97%)15628(Top 97%)15628(Top 1241%)
25.2M25.20 mi0.35 mi27251-1915593-615593-627500(Top 97%)15539(Top 96%)15539(Top 1234%)
Finish26.22 mi1.02 mi27327-7615623-3015623-3028146(Top 99%)15932(Top 99%)15932(Top 1265%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 94%
×21story building
+97ft-345ft

Overall

26616

Males

15411

M60-64

15411

5K→10K

3.1 - 6.2 mi

Top 96%
×5story building
+79ft-138ft

Overall

27395

Males

15723

M60-64

15723

10K→15K

6.2 - 9.3 mi

Top 94%
×3story building
+67ft-78ft

Overall

26616

Males

15411

M60-64

15411

15K→20K

9.3 - 12.4 mi

Top 93%
×5story building
+106ft-86ft

Overall

26337

Males

15274

M60-64

15274

20K→Half

12.4 - 13.1 mi

Top 94%
×2story building
+19ft-37ft

Overall

26562

Males

15341

M60-64

15341

Half→25K

13.1 - 15.5 mi

Top 96%
×4story building
+66ft-88ft

Overall

27247

Males

15608

M60-64

15608

25K→30K

15.5 - 18.6 mi

Top 96%
×9story building
+181ft-148ft

Overall

27376

Males

15604

M60-64

15604

30K→20M

18.6 - 20.0 mi

Top 98%
×5story building
+64ft-50ft

Overall

27935

Males

15843

M60-64

15843

20M→21M

20.0 - 21.0 mi

Top 98%
×8story building
+106ft-24ft

Overall

27899

Males

15822

M60-64

15822

21M→35K

21.0 - 21.8 mi

Top 94%
×7story building
+17ft-86ft

Overall

26665

Males

15173

M60-64

15173

35K→23M

21.8 - 23.0 mi

Top 96%
×5story building
+23ft-63ft

Overall

27162

Males

15409

M60-64

15409

23M→24M

23.0 - 24.0 mi

Top 94%
×6story building
+12ft-82ft

Overall

26652

Males

15138

M60-64

15138

24M→40K

24.0 - 24.9 mi

Top 97%
×1story
+6ft-20ft

Overall

27641

Males

15628

M60-64

15628

40K→25.2M

24.9 - 25.2 mi

Top 97%
×1story
+13ft-16ft

Overall

27500

Males

15539

M60-64

15539

25.2M→Finish

25.2 - 26.2 mi

Top 99%
×2story building
+22ft-21ft

Overall

28146

Males

15932

M60-64

15932

Passing Analysis

Category:
Athletes Passed
661
Passed By
1396
Net Change
-735
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#26592
5K → 10K38577-539#26592#27131
10K → 15K23329+204#27131#26927
15K → 20K20421+183#26927#26744
20K → Half2315+8#26744#26736
Half → 25K27193-166#26736#26902
25K → 30K38163-125#26902#27027
30K → 20M11113-102#27027#27129
20M → 21M570-65#27129#27194
21M → 35K2312+11#27194#27183
35K → 23M1739-22#27183#27205
23M → 24M2911+18#27205#27187
24M → 40K752-45#27187#27232
40K → 25.2M120-19#27232#27251
25.2M → Finish581-76#27251#27327
TOTALS6611396-735
📊

Passing Visuals

Category:
Loading...

🔄Passing Circle

Loading...

🌊Position Flow

Loading...

🏃Race Lanes

Loading...

Upload your GPX file

Supports Garmin, Apple Watch, Polar, Suunto, COROS, Strava, and other apps

.gpx files up to 10MB

Export Track Data

Download your race performance as a GPX or TCX file to import into Strava, Garmin Connect, or other fitness apps.

Questions or issues regarding timing data?

If you notice any discrepancies in your timing data or have questions about your results, our support team can help.

Contact Race Support

Public Race Data

Boston Athletic Association

Boston Athletic Association

Mika Timing

Mika Timing