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BOSTON MARATHON 2025

Alex Gorski

Bib: 2245•M

CO

0:00
0:00
/ mi
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Overall
#0 / 28404
Top 4%
Gender (Male)
#0 / 16105
Top 6%
Division (M18-39)
#0 / 5642
Top 15%
Race Day Weather
50°/40°F
broken clouds

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
19:28
Rank: #2217
Start → 5K
19:28 | 6:16/mi
10K· 6.21 mi
38:33
Rank: #1889 (+328)
5K → 10K
19:05 | 6:09/mi
15K· 9.32 mi
58:12
Rank: #2066 (-177)
10K → 15K
19:39 | 6:19/mi
20K· 12.43 mi
1:17:20
Rank: #1858 (+208)
15K → 20K
19:08 | 6:10/mi
Half· 13.11 mi
1:21:30
Rank: #1845 (+13)
20K → Half
4:10 | 6:06/mi
25K· 15.53 mi
1:36:32
Rank: #1759 (+86)
Half → 25K
15:02 | 6:12/mi
30K· 18.64 mi
1:55:48
Rank: #1540 (+219)
25K → 30K
19:16 | 6:12/mi
20M
2:04:14
Rank: #1430 (+110)
30K → 20M
8:26 | 6:12/mi
21M
2:10:44
Rank: #1355 (+75)
20M → 21M
6:30 | 6:30/mi
35K· 21.75 mi
2:15:09
Rank: #1303 (+52)
21M → 35K
4:25 | 5:54/mi
23M
2:22:54
Rank: #1213 (+90)
35K → 23M
7:45 | 6:11/mi
24M
2:29:02
Rank: #1175 (+38)
23M → 24M
6:08 | 6:08/mi
40K· 24.85 mi
2:34:20
Rank: #1137 (+38)
24M → 40K
5:18 | 6:12/mi
25.2M
2:36:36
Rank: #1121 (+16)
40K → 25.2M
2:16 | 6:34/mi
Finish· 26.22 mi
2:42:41
Rank: #1082 (+39)
25.2M → Finish
6:05 | 5:58/mi

The Course

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Half Splits

1st Half· via Half⚖️ Balanced
Distance13.11 mi
Time1:21:30
Pace6:13 /mi
2nd Half⚖️ Balanced
Distance13.11 mi
Time1:21:11
Pace6:12 /mi
📊Even Split: Consistent pacing between halves

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:20:0119:286:1619:28
6:16
-
10K
6.21 mi10:39:0638:336:1219:05
6:09
-0:07
15K
9.32 mi10:58:4558:126:1519:39
6:19
+0:10
20K
12.43 mi11:17:531:17:206:1319:08
6:10
-0:09
Half
13.11 mi11:22:031:21:306:134:10
6:06
-0:04
25K
15.53 mi11:37:051:36:326:1315:02
6:12
+0:06
30K
18.64 mi11:56:211:55:486:1319:16
6:12
0:00
20M
20.00 mi12:04:472:04:146:138:26
6:12
0:00
21M
21.00 mi12:11:172:10:446:146:30
6:30
+0:18
35K
21.75 mi12:15:422:15:096:134:25
5:54
-0:36
23M
23.00 mi12:23:272:22:546:137:45
6:11
+0:17
24M
24.00 mi12:29:352:29:026:136:08
6:08
-0:03
40K
24.85 mi12:34:532:34:206:135:18
6:12
+0:04
25.2M
25.20 mi12:37:092:36:366:132:16
6:34
+0:22
Finish
26.22 mi12:43:142:42:416:136:05
5:58
-0:36

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

5:54 /mi

Average Pace

6:13 /mi

Slowest Pace

6:34 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:33:55

95% of race

Time at Steady Pace

8:46

5% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 6:12 /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 mi10:20:0119:286:1619:28
6:16
#2217
10K
6.21 mi10:39:0638:336:1219:05
6:09
#1889
15K
9.32 mi10:58:4558:126:1519:39
6:19
#2066
20K
12.43 mi11:17:531:17:206:1319:08
6:10
#1858
Half
13.11 mi11:22:031:21:306:134:10
6:06
#1845
25K
15.53 mi11:37:051:36:326:1315:02
6:12
#1759
30K
18.64 mi11:56:211:55:486:1319:16
6:12
#1540
20M
20.00 mi12:04:472:04:146:138:26
6:12
#1430
21M
21.00 mi12:11:172:10:446:146:30
6:30
#1355
35K
21.75 mi12:15:422:15:096:134:25
5:54
#1303
23M
23.00 mi12:23:272:22:546:137:45
6:11
#1213
24M
24.00 mi12:29:352:29:026:136:08
6:08
#1175
40K
24.85 mi12:34:532:34:206:135:18
6:12
#1137
25.2M
25.20 mi12:37:092:36:366:132:16
6:34
#1121
Finish
26.22 mi12:43:142:42:416:136:05
5:58
#1082
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM18-39Seg. OverallSeg. MalesSeg. M18-39
5K3.11 mi3.11 mi2217211721172476(Top 9%)2361(Top 15%)2361(Top 42%)
10K6.21 mi3.10 mi1889+3281798+3191798+3191633(Top 6%)1554(Top 10%)1554(Top 28%)
15K9.32 mi3.11 mi2066-1771970-1721970-1722476(Top 9%)2361(Top 15%)2361(Top 42%)
20K12.43 mi3.11 mi1858+2081769+2011769+2011400(Top 5%)1326(Top 8%)1326(Top 24%)
Half13.11 mi0.68 mi1845+131756+131756+131530(Top 5%)1453(Top 9%)1453(Top 26%)
25K15.53 mi2.42 mi1759+861671+851671+851441(Top 5%)1369(Top 9%)1369(Top 24%)
30K18.64 mi3.11 mi1540+2191459+2121459+212919(Top 3%)863(Top 5%)863(Top 15%)
20M20.00 mi1.36 mi1430+1101350+1091350+109755(Top 3%)713(Top 4%)713(Top 13%)
21M21.00 mi1.00 mi1355+751279+711279+71687(Top 2%)650(Top 4%)650(Top 12%)
35K21.75 mi0.75 mi1303+521229+501229+50542(Top 2%)506(Top 3%)506(Top 9%)
23M23.00 mi1.25 mi1213+901141+881141+88663(Top 2%)626(Top 4%)626(Top 11%)
24M24.00 mi1.00 mi1175+381107+341107+34851(Top 3%)800(Top 5%)800(Top 14%)
40K24.85 mi0.85 mi1137+381071+361071+36729(Top 3%)684(Top 4%)684(Top 12%)
25.2M25.20 mi0.35 mi1121+161056+151056+15569(Top 2%)529(Top 3%)529(Top 9%)
Finish26.22 mi1.02 mi1082+391019+371019+37829(Top 3%)782(Top 5%)782(Top 14%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 9%
×21stories
+97ft-345ft

Overall

2476

Males

2361

M18-39

2361

5K→10K

3.1 - 6.2 mi

Top 6%
×5stories
+79ft-138ft

Overall

1633

Males

1554

M18-39

1554

10K→15K

6.2 - 9.3 mi

Top 9%
×3stories
+67ft-78ft

Overall

2476

Males

2361

M18-39

2361

15K→20K

9.3 - 12.4 mi

Top 5%
×5stories
+106ft-86ft

Overall

1400

Males

1326

M18-39

1326

20K→Half

12.4 - 13.1 mi

Top 5%
×2stories
+19ft-37ft

Overall

1530

Males

1453

M18-39

1453

Half→25K

13.1 - 15.5 mi

Top 5%
×4stories
+66ft-88ft

Overall

1441

Males

1369

M18-39

1369

25K→30K

15.5 - 18.6 mi

Top 3%
×9stories
+181ft-148ft

Overall

919

Males

863

M18-39

863

30K→20M

18.6 - 20.0 mi

Top 3%
×5stories
+64ft-50ft

Overall

755

Males

713

M18-39

713

20M→21M

20.0 - 21.0 mi

Top 2%
×8stories
+106ft-24ft

Overall

687

Males

650

M18-39

650

21M→35K

21.0 - 21.8 mi

Top 2%
×7stories
+17ft-86ft

Overall

542

Males

506

M18-39

506

35K→23M

21.8 - 23.0 mi

Top 2%
×5stories
+23ft-63ft

Overall

663

Males

626

M18-39

626

23M→24M

23.0 - 24.0 mi

Top 3%
×6stories
+12ft-82ft

Overall

851

Males

800

M18-39

800

24M→40K

24.0 - 24.9 mi

Top 3%
×1story
+6ft-20ft

Overall

729

Males

684

M18-39

684

40K→25.2M

24.9 - 25.2 mi

Top 2%
×1story
+13ft-16ft

Overall

569

Males

529

M18-39

529

25.2M→Finish

25.2 - 26.2 mi

Top 3%
×2stories
+22ft-21ft

Overall

829

Males

782

M18-39

782

Passing Analysis

Category:
Athletes Passed
1384
Passed By
249
Net Change
+1135
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#2217
5K → 10K34719+328#2217#1889
10K → 15K22199-177#1889#2066
15K → 20K2080+208#2066#1858
20K → Half163+13#1858#1845
Half → 25K9610+86#1845#1759
25K → 30K2212+219#1759#1540
30K → 20M1122+110#1540#1430
20M → 21M761+75#1430#1355
21M → 35K520+52#1355#1303
35K → 23M922+90#1303#1213
23M → 24M446+38#1213#1175
24M → 40K391+38#1175#1137
40K → 25.2M182+16#1137#1121
25.2M → Finish412+39#1121#1082
TOTALS1384249+1135
📊

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