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BOSTON MARATHON 2025

Alex Dyer

Bib: 6818•M

AR

0:00
0:00
/ mi
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Overall
#0 / 28404
Top 4%
Gender (Male)
#0 / 16105
Top 7%
Division (M18-39)
#0 / 5642
Top 16%
Race Day Weather
50°/40°F
broken clouds

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
19:28
Rank: #2219
Start → 5K
19:28 | 6:16/mi
10K· 6.21 mi
38:59
Rank: #2249 (-30)
5K → 10K
19:31 | 6:17/mi
15K· 9.32 mi
58:11
Rank: #2054 (+195)
10K → 15K
19:12 | 6:11/mi
20K· 12.43 mi
1:17:14
Rank: #1822 (+232)
15K → 20K
19:03 | 6:08/mi
Half· 13.11 mi
1:21:27
Rank: #1826 (-4)
20K → Half
4:13 | 6:11/mi
25K· 15.53 mi
1:36:24
Rank: #1702 (+124)
Half → 25K
14:57 | 6:10/mi
30K· 18.64 mi
1:55:45
Rank: #1527 (+175)
25K → 30K
19:21 | 6:14/mi
20M
2:04:48
Rank: #1552 (-25)
30K → 20M
9:03 | 6:40/mi
21M
2:11:16
Rank: #1457 (+95)
20M → 21M
6:28 | 6:28/mi
35K· 21.75 mi
2:15:47
Rank: #1398 (+59)
21M → 35K
4:31 | 6:02/mi
23M
2:23:33
Rank: #1322 (+76)
35K → 23M
7:46 | 6:12/mi
24M
2:29:39
Rank: #1267 (+55)
23M → 24M
6:06 | 6:06/mi
40K· 24.85 mi
2:34:53
Rank: #1215 (+52)
24M → 40K
5:14 | 6:07/mi
25.2M
2:37:08
Rank: #1184 (+31)
40K → 25.2M
2:15 | 6:31/mi
Finish· 26.22 mi
2:43:07
Rank: #1128 (+56)
25.2M → Finish
5:59 | 5:52/mi

The Course

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Half Splits

1st Half· via Half⚖️ Balanced
Distance13.11 mi
Time1:21:27
Pace6:13 /mi
2nd Half⚖️ Balanced
Distance13.11 mi
Time1:21:40
Pace6:14 /mi
📊Even Split: Consistent pacing between halves

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:25:0219:286:1619:28
6:16
-
10K
6.21 mi10:44:3338:596:1619:31
6:17
+0:01
15K
9.32 mi11:03:4558:116:1519:12
6:11
-0:06
20K
12.43 mi11:22:481:17:146:1319:03
6:08
-0:03
Half
13.11 mi11:27:011:21:276:134:13
6:11
+0:03
25K
15.53 mi11:41:581:36:246:1214:57
6:10
-0:01
30K
18.64 mi12:01:191:55:456:1319:21
6:14
+0:04
20M
20.00 mi12:10:222:04:486:149:03
6:40
+0:26
21M
21.00 mi12:16:502:11:166:156:28
6:28
-0:12
35K
21.75 mi12:21:212:15:476:154:31
6:02
-0:26
23M
23.00 mi12:29:072:23:336:147:46
6:12
+0:10
24M
24.00 mi12:35:132:29:396:146:06
6:06
-0:06
40K
24.85 mi12:40:272:34:536:145:14
6:07
+0:01
25.2M
25.20 mi12:42:422:37:086:142:15
6:31
+0:24
Finish
26.22 mi12:48:412:43:076:145:59
5:52
-0:39

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

5:52 /mi

Average Pace

6:14 /mi

Slowest Pace

6:40 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:25:21

89% of race

Time at Steady Pace

17:46

11% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 6:13 /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 mi10:25:0219:286:1619:28
6:16
#2219
10K
6.21 mi10:44:3338:596:1619:31
6:17
#2249
15K
9.32 mi11:03:4558:116:1519:12
6:11
#2054
20K
12.43 mi11:22:481:17:146:1319:03
6:08
#1822
Half
13.11 mi11:27:011:21:276:134:13
6:11
#1826
25K
15.53 mi11:41:581:36:246:1214:57
6:10
#1702
30K
18.64 mi12:01:191:55:456:1319:21
6:14
#1527
20M
20.00 mi12:10:222:04:486:149:03
6:40
#1552
21M
21.00 mi12:16:502:11:166:156:28
6:28
#1457
35K
21.75 mi12:21:212:15:476:154:31
6:02
#1398
23M
23.00 mi12:29:072:23:336:147:46
6:12
#1322
24M
24.00 mi12:35:132:29:396:146:06
6:06
#1267
40K
24.85 mi12:40:272:34:536:145:14
6:07
#1215
25.2M
25.20 mi12:42:422:37:086:142:15
6:31
#1184
Finish
26.22 mi12:48:412:43:076:145:59
5:52
#1128
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM18-39Seg. OverallSeg. MalesSeg. M18-39
5K3.11 mi3.11 mi2219211921191737(Top 6%)1650(Top 10%)1650(Top 29%)
10K6.21 mi3.10 mi2249-302147-282147-282286(Top 8%)2187(Top 14%)2187(Top 39%)
15K9.32 mi3.11 mi2054+1951958+1891958+1891737(Top 6%)1650(Top 10%)1650(Top 29%)
20K12.43 mi3.11 mi1822+2321733+2251733+2251278(Top 4%)1212(Top 8%)1212(Top 21%)
Half13.11 mi0.68 mi1826-41737-41737-41822(Top 6%)1735(Top 11%)1735(Top 31%)
25K15.53 mi2.42 mi1702+1241616+1211616+1211323(Top 5%)1253(Top 8%)1253(Top 22%)
30K18.64 mi3.11 mi1527+1751447+1691447+169997(Top 4%)937(Top 6%)937(Top 17%)
20M20.00 mi1.36 mi1552-251471-241471-242253(Top 8%)2127(Top 13%)2127(Top 38%)
21M21.00 mi1.00 mi1457+951377+941377+94625(Top 2%)589(Top 4%)589(Top 10%)
35K21.75 mi0.75 mi1398+591320+571320+57813(Top 3%)759(Top 5%)759(Top 13%)
23M23.00 mi1.25 mi1322+761245+751245+75688(Top 2%)649(Top 4%)649(Top 12%)
24M24.00 mi1.00 mi1267+551192+531192+53770(Top 3%)724(Top 4%)724(Top 13%)
40K24.85 mi0.85 mi1215+521142+501142+50593(Top 2%)555(Top 3%)555(Top 10%)
25.2M25.20 mi0.35 mi1184+311114+281114+28503(Top 2%)468(Top 3%)468(Top 8%)
Finish26.22 mi1.02 mi1128+561063+511063+51628(Top 2%)590(Top 4%)590(Top 10%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 6%
×21stories
+97ft-345ft

Overall

1737

Males

1650

M18-39

1650

5K→10K

3.1 - 6.2 mi

Top 8%
×5stories
+79ft-138ft

Overall

2286

Males

2187

M18-39

2187

10K→15K

6.2 - 9.3 mi

Top 6%
×3stories
+67ft-78ft

Overall

1737

Males

1650

M18-39

1650

15K→20K

9.3 - 12.4 mi

Top 4%
×5stories
+106ft-86ft

Overall

1278

Males

1212

M18-39

1212

20K→Half

12.4 - 13.1 mi

Top 6%
×2stories
+19ft-37ft

Overall

1822

Males

1735

M18-39

1735

Half→25K

13.1 - 15.5 mi

Top 5%
×4stories
+66ft-88ft

Overall

1323

Males

1253

M18-39

1253

25K→30K

15.5 - 18.6 mi

Top 4%
×9stories
+181ft-148ft

Overall

997

Males

937

M18-39

937

30K→20M

18.6 - 20.0 mi

Top 8%
×5stories
+64ft-50ft

Overall

2253

Males

2127

M18-39

2127

20M→21M

20.0 - 21.0 mi

Top 2%
×8stories
+106ft-24ft

Overall

625

Males

589

M18-39

589

21M→35K

21.0 - 21.8 mi

Top 3%
×7stories
+17ft-86ft

Overall

813

Males

759

M18-39

759

35K→23M

21.8 - 23.0 mi

Top 2%
×5stories
+23ft-63ft

Overall

688

Males

649

M18-39

649

23M→24M

23.0 - 24.0 mi

Top 3%
×6stories
+12ft-82ft

Overall

770

Males

724

M18-39

724

24M→40K

24.0 - 24.9 mi

Top 2%
×1story
+6ft-20ft

Overall

593

Males

555

M18-39

555

40K→25.2M

24.9 - 25.2 mi

Top 2%
×1story
+13ft-16ft

Overall

503

Males

468

M18-39

468

25.2M→Finish

25.2 - 26.2 mi

Top 2%
×2stories
+22ft-21ft

Overall

628

Males

590

M18-39

590

Passing Analysis

Category:
Athletes Passed
1318
Passed By
227
Net Change
+1091
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#2219
5K → 10K99129-30#2219#2249
10K → 15K20510+195#2249#2054
15K → 20K2331+232#2054#1822
20K → Half48-4#1822#1826
Half → 25K1317+124#1826#1702
25K → 30K1794+175#1702#1527
30K → 20M2853-25#1527#1552
20M → 21M961+95#1552#1457
21M → 35K601+59#1457#1398
35K → 23M815+76#1398#1322
23M → 24M605+55#1322#1267
24M → 40K531+52#1267#1215
40K → 25.2M310+31#1215#1184
25.2M → Finish582+56#1184#1128
TOTALS1318227+1091
📊

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