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BOSTON MARATHON 2025

Cory Golden

Bib: 3369•M

GA

0:00
0:00
/ mi
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Overall
#0 / 28404
Top 8%
Gender (Male)
#0 / 16105
Top 14%
Division (M18-39)
#0 / 5642
Top 32%
Race Day Weather
50°/40°F
broken clouds

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
19:56
Rank: #3222
Start → 5K
19:56 | 6:25/mi
10K· 6.21 mi
39:59
Rank: #3293 (-71)
5K → 10K
20:03 | 6:27/mi
15K· 9.32 mi
1:00:03
Rank: #3272 (+21)
10K → 15K
20:04 | 6:28/mi
20K· 12.43 mi
1:19:55
Rank: #3043 (+229)
15K → 20K
19:52 | 6:24/mi
Half· 13.11 mi
1:24:14
Rank: #3028 (+15)
20K → Half
4:19 | 6:20/mi
25K· 15.53 mi
1:39:41
Rank: #2843 (+185)
Half → 25K
15:27 | 6:22/mi
30K· 18.64 mi
1:59:57
Rank: #2632 (+211)
25K → 30K
20:16 | 6:31/mi
20M
2:08:56
Rank: #2555 (+77)
30K → 20M
8:59 | 6:37/mi
21M
2:15:55
Rank: #2507 (+48)
20M → 21M
6:59 | 6:59/mi
35K· 21.75 mi
2:20:41
Rank: #2455 (+52)
21M → 35K
4:46 | 6:22/mi
23M
2:29:02
Rank: #2399 (+56)
35K → 23M
8:21 | 6:40/mi
24M
2:35:33
Rank: #2373 (+26)
23M → 24M
6:31 | 6:31/mi
40K· 24.85 mi
2:41:12
Rank: #2330 (+43)
24M → 40K
5:39 | 6:36/mi
25.2M
2:43:42
Rank: #2322 (+8)
40K → 25.2M
2:30 | 7:15/mi
Finish· 26.22 mi
2:50:09
Rank: #2295 (+27)
25.2M → Finish
6:27 | 6:20/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:24:14
Pace6:26 /mi
2nd Half
Distance13.11 mi
Time1:25:55
Pace6:33 /mi
📊Positive Split: 2.0% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:21:0519:566:2519:56
6:25
-
10K
6.21 mi10:41:0839:596:2620:03
6:27
+0:02
15K
9.32 mi11:01:121:00:036:2720:04
6:28
+0:01
20K
12.43 mi11:21:041:19:556:2619:52
6:24
-0:04
Half
13.11 mi11:25:231:24:146:264:19
6:20
-0:04
25K
15.53 mi11:40:501:39:416:2515:27
6:22
+0:02
30K
18.64 mi12:01:061:59:576:2620:16
6:31
+0:09
20M
20.00 mi12:10:052:08:566:278:59
6:37
+0:06
21M
21.00 mi12:17:042:15:556:286:59
6:59
+0:22
35K
21.75 mi12:21:502:20:416:284:46
6:22
-0:37
23M
23.00 mi12:30:112:29:026:298:21
6:40
+0:18
24M
24.00 mi12:36:422:35:336:296:31
6:31
-0:09
40K
24.85 mi12:42:212:41:126:295:39
6:36
+0:05
25.2M
25.20 mi12:44:512:43:426:302:30
7:15
+0:39
Finish
26.22 mi12:51:182:50:096:306:27
6:20
-0:55

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

6:20 /mi

Average Pace

6:30 /mi

Slowest Pace

7:15 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:40:40

94% of race

Time at Steady Pace

9:29

6% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 6:29 /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 mi10:21:0519:566:2519:56
6:25
#3222
10K
6.21 mi10:41:0839:596:2620:03
6:27
#3293
15K
9.32 mi11:01:121:00:036:2720:04
6:28
#3272
20K
12.43 mi11:21:041:19:556:2619:52
6:24
#3043
Half
13.11 mi11:25:231:24:146:264:19
6:20
#3028
25K
15.53 mi11:40:501:39:416:2515:27
6:22
#2843
30K
18.64 mi12:01:061:59:576:2620:16
6:31
#2632
20M
20.00 mi12:10:052:08:566:278:59
6:37
#2555
21M
21.00 mi12:17:042:15:556:286:59
6:59
#2507
35K
21.75 mi12:21:502:20:416:284:46
6:22
#2455
23M
23.00 mi12:30:112:29:026:298:21
6:40
#2399
24M
24.00 mi12:36:422:35:336:296:31
6:31
#2373
40K
24.85 mi12:42:212:41:126:295:39
6:36
#2330
25.2M
25.20 mi12:44:512:43:426:302:30
7:15
#2322
Finish
26.22 mi12:51:182:50:096:306:27
6:20
#2295
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM18-39Seg. OverallSeg. MalesSeg. M18-39
5K3.11 mi3.11 mi3222306130613292(Top 12%)3126(Top 19%)3126(Top 55%)
10K6.21 mi3.10 mi3293-713129-683129-683377(Top 12%)3206(Top 20%)3206(Top 57%)
15K9.32 mi3.11 mi3272+213110+193110+193292(Top 12%)3126(Top 19%)3126(Top 55%)
20K12.43 mi3.11 mi3043+2292901+2092901+2092482(Top 9%)2367(Top 15%)2367(Top 42%)
Half13.11 mi0.68 mi3028+152887+142887+142622(Top 9%)2505(Top 16%)2505(Top 44%)
25K15.53 mi2.42 mi2843+1852712+1752712+1752215(Top 8%)2108(Top 13%)2108(Top 37%)
30K18.64 mi3.11 mi2632+2112511+2012511+2012088(Top 7%)1985(Top 12%)1985(Top 35%)
20M20.00 mi1.36 mi2555+772439+722439+722060(Top 7%)1949(Top 12%)1949(Top 35%)
21M21.00 mi1.00 mi2507+482391+482391+482185(Top 8%)2041(Top 13%)2041(Top 36%)
35K21.75 mi0.75 mi2455+522341+502341+501897(Top 7%)1781(Top 11%)1781(Top 32%)
23M23.00 mi1.25 mi2399+562284+572284+572101(Top 7%)1962(Top 12%)1962(Top 35%)
24M24.00 mi1.00 mi2373+262259+252259+252105(Top 7%)1952(Top 12%)1952(Top 35%)
40K24.85 mi0.85 mi2330+432217+422217+421990(Top 7%)1833(Top 11%)1833(Top 32%)
25.2M25.20 mi0.35 mi2322+82206+112206+112304(Top 8%)2057(Top 13%)2057(Top 36%)
Finish26.22 mi1.02 mi2295+272178+282178+282010(Top 7%)1847(Top 11%)1847(Top 33%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 12%
×21stories
+97ft-345ft

Overall

3292

Males

3126

M18-39

3126

5K→10K

3.1 - 6.2 mi

Top 12%
×5stories
+79ft-138ft

Overall

3377

Males

3206

M18-39

3206

10K→15K

6.2 - 9.3 mi

Top 12%
×3stories
+67ft-78ft

Overall

3292

Males

3126

M18-39

3126

15K→20K

9.3 - 12.4 mi

Top 9%
×5stories
+106ft-86ft

Overall

2482

Males

2367

M18-39

2367

20K→Half

12.4 - 13.1 mi

Top 9%
×2stories
+19ft-37ft

Overall

2622

Males

2505

M18-39

2505

Half→25K

13.1 - 15.5 mi

Top 8%
×4stories
+66ft-88ft

Overall

2215

Males

2108

M18-39

2108

25K→30K

15.5 - 18.6 mi

Top 7%
×9stories
+181ft-148ft

Overall

2088

Males

1985

M18-39

1985

30K→20M

18.6 - 20.0 mi

Top 7%
×5stories
+64ft-50ft

Overall

2060

Males

1949

M18-39

1949

20M→21M

20.0 - 21.0 mi

Top 8%
×8stories
+106ft-24ft

Overall

2185

Males

2041

M18-39

2041

21M→35K

21.0 - 21.8 mi

Top 7%
×7stories
+17ft-86ft

Overall

1897

Males

1781

M18-39

1781

35K→23M

21.8 - 23.0 mi

Top 7%
×5stories
+23ft-63ft

Overall

2101

Males

1962

M18-39

1962

23M→24M

23.0 - 24.0 mi

Top 7%
×6stories
+12ft-82ft

Overall

2105

Males

1952

M18-39

1952

24M→40K

24.0 - 24.9 mi

Top 7%
×1story
+6ft-20ft

Overall

1990

Males

1833

M18-39

1833

40K→25.2M

24.9 - 25.2 mi

Top 8%
×1story
+13ft-16ft

Overall

2304

Males

2057

M18-39

2057

25.2M→Finish

25.2 - 26.2 mi

Top 7%
×2stories
+22ft-21ft

Overall

2010

Males

1847

M18-39

1847

Passing Analysis

Category:
Athletes Passed
1341
Passed By
414
Net Change
+927
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#3222
5K → 10K102173-71#3222#3293
10K → 15K10483+21#3293#3272
15K → 20K2334+229#3272#3043
20K → Half249+15#3043#3028
Half → 25K1916+185#3028#2843
25K → 30K22110+211#2843#2632
30K → 20M9316+77#2632#2555
20M → 21M6719+48#2555#2507
21M → 35K586+52#2507#2455
35K → 23M7822+56#2455#2399
23M → 24M5024+26#2399#2373
24M → 40K529+43#2373#2330
40K → 25.2M1911+8#2330#2322
25.2M → Finish4922+27#2322#2295
TOTALS1341414+927
📊

Passing Visuals

Category:
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🔥Passing Intensity

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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