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BOSTON MARATHON 2025

Brad Cortez

Bib: 6284•M

LA

Masters
Boston Marathon logo
0:00
0:00
/ mi
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Overall
#0 / 28404
Top 28%
Gender (Male)
#0 / 16105
Top 41%
Masters (Masters Men)
#0 / 10463
Top 29%
Age Group (M45-49)
#0 / 2386
Top 41%
Race Day Weather
50°/40°F
broken clouds

Race Timeline and Course Information

Your journey through the course with elevation, pacing, and checkpoint details

⏱️ Race Timeline

Watch your race unfold from start to finish

Start
0:00:00
Race begins
5K· 3.11 mi
23:26
Rank: #12599
Start → 5K
23:26 | 7:33/mi
10K· 6.21 mi
45:25
Rank: #10410 (+2189)
5K → 10K
21:59 | 7:05/mi
15K· 9.32 mi
1:10:58
Rank: #12977 (-2567)
10K → 15K
25:33 | 8:13/mi
20K· 12.43 mi
1:33:23
Rank: #11756 (+1221)
15K → 20K
22:25 | 7:13/mi
Half· 13.11 mi
1:38:12
Rank: #11549 (+207)
20K → Half
4:49 | 7:04/mi
25K· 15.53 mi
1:55:50
Rank: #10948 (+601)
Half → 25K
17:38 | 7:16/mi
30K· 18.64 mi
2:19:05
Rank: #10242 (+706)
25K → 30K
23:15 | 7:29/mi
20M
2:28:59
Rank: #9781 (+461)
30K → 20M
9:54 | 7:17/mi
21M
2:36:35
Rank: #9457 (+324)
20M → 21M
7:36 | 7:36/mi
35K· 21.75 mi
2:41:52
Rank: #9264 (+193)
21M → 35K
5:17 | 7:04/mi
23M
2:51:01
Rank: #8949 (+315)
35K → 23M
9:09 | 7:18/mi
24M
2:58:01
Rank: #8673 (+276)
23M → 24M
7:00 | 7:00/mi
40K· 24.85 mi
3:04:01
Rank: #8396 (+277)
24M → 40K
6:00 | 7:01/mi
25.2M
3:06:35
Rank: #8262 (+134)
40K → 25.2M
2:34 | 7:27/mi
Finish· 26.22 mi
3:13:15
Rank: #7983 (+279)
25.2M → Finish
6:40 | 6:33/mi
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Splits & Pacing

Detailed breakdown of your race performance at each timing point

Half Splits

1st Half
via Half
Distance13.11 mi
Time1:38:12
Pace7:29 /mi
2nd Half✓ Faster
Distance13.11 mi
Time1:35:03
Pace7:15 /mi
📊Negative Split: 3.2% faster second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:28:4423:267:3323:26
7:33
-
10K
6.21 mi10:50:4345:257:1921:59
7:05
-0:28
15K
9.32 mi11:16:161:10:587:3725:33
8:13
+1:08
20K
12.43 mi11:38:411:33:237:3122:25
7:13
-1:00
Half
13.11 mi11:43:301:38:127:294:49
7:04
-0:09
25K
15.53 mi12:01:081:55:507:2717:38
7:16
+0:12
30K
18.64 mi12:24:232:19:057:2823:15
7:29
+0:13
20M
20.00 mi12:34:172:28:597:279:54
7:17
-0:12
21M
21.00 mi12:41:532:36:357:277:36
7:36
+0:19
35K
21.75 mi12:47:102:41:527:275:17
7:04
-0:32
23M
23.00 mi12:56:192:51:017:269:09
7:18
+0:14
24M
24.00 mi13:03:192:58:017:257:00
7:00
-0:18
40K
24.85 mi13:09:193:04:017:246:00
7:01
+0:01
25.2M
25.20 mi13:11:533:06:357:242:34
7:27
+0:26
Finish
26.22 mi13:18:333:13:157:236:40
6:33
-0:54

Checkpoint Splits Visualizations

Explore your race data through different visual perspectives. Scroll to discover each visualization.

📈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

6:33 /mi

Average Pace

7:23 /mi

Slowest Pace

8:13 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Bar length shows time spent in each segment. Colors mark your faster to slower segments, relative to your own pace.

Time at Faster Pace

51:45

27% of race

Time at Steady Pace

59:06

31% of race

Time at Slower Pace

1:22:24

43% of race

Average Pace: 7:22 /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

Enhanced split table showing pace trends through mini sparkline visualizations.

Overall Pace Trend

CheckpointDistanceTime of DayTimeAvg PaceSegmentPaceTrendRank
5K
3.11 mi10:28:4423:267:3323:26
7:33
#12599
10K
6.21 mi10:50:4345:257:1921:59
7:05
#10410
15K
9.32 mi11:16:161:10:587:3725:33
8:13
#12977
20K
12.43 mi11:38:411:33:237:3122:25
7:13
#11756
Half
13.11 mi11:43:301:38:127:294:49
7:04
#11549
25K
15.53 mi12:01:081:55:507:2717:38
7:16
#10948
30K
18.64 mi12:24:232:19:057:2823:15
7:29
#10242
20M
20.00 mi12:34:172:28:597:279:54
7:17
#9781
21M
21.00 mi12:41:532:36:357:277:36
7:36
#9457
35K
21.75 mi12:47:102:41:527:275:17
7:04
#9264
23M
23.00 mi12:56:192:51:017:269:09
7:18
#8949
24M
24.00 mi13:03:192:58:017:257:00
7:00
#8673
40K
24.85 mi13:09:193:04:017:246:00
7:01
#8396
25.2M
25.20 mi13:11:533:06:357:242:34
7:27
#8262
Finish
26.22 mi13:18:333:13:157:236:40
6:33
#7983
Faster pace
Steady pace
Slower pace

Rankings

Your position at each checkpoint and how you ranked in each segment

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM45-49Seg. OverallSeg. MalesSeg. M45-49
5K3.11 mi3.11 mi125999449944917531(Top 62%)11442(Top 71%)11442(Top 480%)
10K6.21 mi3.10 mi10410+21898372+10778372+10778458(Top 30%)7267(Top 45%)7267(Top 305%)
15K9.32 mi3.11 mi12977-25679562-11909562-119017531(Top 62%)11442(Top 71%)11442(Top 480%)
20K12.43 mi3.11 mi11756+12218977+5858977+5858321(Top 29%)7061(Top 44%)7061(Top 296%)
Half13.11 mi0.68 mi11549+2078880+978880+977979(Top 28%)6880(Top 43%)6880(Top 288%)
25K15.53 mi2.42 mi10948+6018556+3248556+3248137(Top 29%)6842(Top 42%)6842(Top 287%)
30K18.64 mi3.11 mi10242+7068138+4188138+4187630(Top 27%)6366(Top 40%)6366(Top 267%)
20M20.00 mi1.36 mi9781+4617861+2777861+2775712(Top 20%)4992(Top 31%)4992(Top 209%)
21M21.00 mi1.00 mi9457+3247650+2117650+2115138(Top 18%)4484(Top 28%)4484(Top 188%)
35K21.75 mi0.75 mi9264+1937519+1317519+1315800(Top 20%)4936(Top 31%)4936(Top 207%)
23M23.00 mi1.25 mi8949+3157304+2157304+2155524(Top 19%)4687(Top 29%)4687(Top 196%)
24M24.00 mi1.00 mi8673+2767113+1917113+1914652(Top 16%)4023(Top 25%)4023(Top 169%)
40K24.85 mi0.85 mi8396+2776917+1966917+1964041(Top 14%)3529(Top 22%)3529(Top 148%)
25.2M25.20 mi0.35 mi8262+1346823+946823+943209(Top 11%)2850(Top 18%)2850(Top 119%)
Finish26.22 mi1.02 mi7983+2796621+2026621+2023043(Top 11%)2711(Top 17%)2711(Top 114%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 62%
×21stories
+97ft-345ft

Overall

17531

Males

11442

M45-49

11442

5K→10K

3.1 - 6.2 mi

Top 30%
×5stories
+79ft-138ft

Overall

8458

Males

7267

M45-49

7267

10K→15K

6.2 - 9.3 mi

Top 62%
×3stories
+67ft-78ft

Overall

17531

Males

11442

M45-49

11442

15K→20K

9.3 - 12.4 mi

Top 29%
×5stories
+106ft-86ft

Overall

8321

Males

7061

M45-49

7061

20K→Half

12.4 - 13.1 mi

Top 28%
×2stories
+19ft-37ft

Overall

7979

Males

6880

M45-49

6880

Half→25K

13.1 - 15.5 mi

Top 29%
×4stories
+66ft-88ft

Overall

8137

Males

6842

M45-49

6842

25K→30K

15.5 - 18.6 mi

Top 27%
×9stories
+181ft-148ft

Overall

7630

Males

6366

M45-49

6366

30K→20M

18.6 - 20.0 mi

Top 20%
×5stories
+64ft-50ft

Overall

5712

Males

4992

M45-49

4992

20M→21M

20.0 - 21.0 mi

Top 18%
×8stories
+106ft-24ft

Overall

5138

Males

4484

M45-49

4484

21M→35K

21.0 - 21.8 mi

Top 20%
×7stories
+17ft-86ft

Overall

5800

Males

4936

M45-49

4936

35K→23M

21.8 - 23.0 mi

Top 19%
×5stories
+23ft-63ft

Overall

5524

Males

4687

M45-49

4687

23M→24M

23.0 - 24.0 mi

Top 16%
×6stories
+12ft-82ft

Overall

4652

Males

4023

M45-49

4023

24M→40K

24.0 - 24.9 mi

Top 14%
×1story
+6ft-20ft

Overall

4041

Males

3529

M45-49

3529

40K→25.2M

24.9 - 25.2 mi

Top 11%
×1story
+13ft-16ft

Overall

3209

Males

2850

M45-49

2850

25.2M→Finish

25.2 - 26.2 mi

Top 11%
×2stories
+22ft-21ft

Overall

3043

Males

2711

M45-49

2711

Passing

Athletes you passed and who passed you throughout the race

Passing Analysis

Category:
Athletes Passed
7213*
Passed By
2597
Net Change
+4616
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#12599
5K → 10K21945+2189#12599#10410
10K → 15K82575-2567#10410#12977
15K → 20K12221+1221#12977#11756
20K → Half2070+207#11756#11549
Half → 25K6021+601#11549#10948
25K → 30K7082+706#10948#10242
30K → 20M463*2+461#10242#9781
20M → 21M3240+324#9781#9457
21M → 35K1952+193#9457#9264
35K → 23M3172+315#9264#8949
23M → 24M2782+276#8949#8673
24M → 40K2781+277#8673#8396
40K → 25.2M1340+134#8396#8262
25.2M → Finish2834+279#8262#7983
TOTALS7213*2597+4616

* Includes athletes who did not complete a segment (DNF/DNQ).

📊

Passing Analysis Visualizations

Explore your passing analysis through 5 different visualizations. Scroll to discover each one.

Time:
Category:

📈Position Graph

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🎨Heatmap Timeline

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🔄Passing Circle

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🌊Position Flow

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🏃Race Lanes

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Activity Data

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Public Race Data

Boston Athletic Association

Boston Athletic Association

Mika Timing

Mika Timing