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BOSTON MARATHON 2025

Ryan Williamson

Bib: 3857•M

LA

0:00
0:00
/ mi
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Overall
#0 / 28404
Top 7%
Gender (Male)
#0 / 16105
Top 12%
Division (M18-39)
#0 / 5642
Top 28%
Race Day Weather
50°/40°F
broken clouds

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
19:55
Rank: #3185
Start → 5K
19:55 | 6:25/mi
10K· 6.21 mi
39:40
Rank: #2926 (+259)
5K → 10K
19:45 | 6:21/mi
15K· 9.32 mi
59:14
Rank: #2705 (+221)
10K → 15K
19:34 | 6:18/mi
20K· 12.43 mi
1:18:52
Rank: #2525 (+180)
15K → 20K
19:38 | 6:19/mi
Half· 13.11 mi
1:23:11
Rank: #2528 (-3)
20K → Half
4:19 | 6:20/mi
25K· 15.53 mi
1:38:35
Rank: #2431 (+97)
Half → 25K
15:24 | 6:21/mi
30K· 18.64 mi
1:58:47
Rank: #2302 (+129)
25K → 30K
20:12 | 6:30/mi
20M
2:07:36
Rank: #2220 (+82)
30K → 20M
8:49 | 6:29/mi
21M
2:14:30
Rank: #2175 (+45)
20M → 21M
6:54 | 6:54/mi
35K· 21.75 mi
2:19:15
Rank: #2146 (+29)
21M → 35K
4:45 | 6:21/mi
23M
2:27:33
Rank: #2095 (+51)
35K → 23M
8:18 | 6:38/mi
24M
2:33:57
Rank: #2031 (+64)
23M → 24M
6:24 | 6:24/mi
40K· 24.85 mi
2:39:36
Rank: #2008 (+23)
24M → 40K
5:39 | 6:36/mi
25.2M
2:42:05
Rank: #2005 (+3)
40K → 25.2M
2:29 | 7:12/mi
Finish· 26.22 mi
2:48:39
Rank: #1994 (+11)
25.2M → Finish
6:34 | 6:27/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:23:11
Pace6:21 /mi
2nd Half
Distance13.11 mi
Time1:25:28
Pace6:31 /mi
📊Positive Split: 2.7% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:22:3819:556:2519:55
6:25
-
10K
6.21 mi10:42:2339:406:2319:45
6:21
-0:04
15K
9.32 mi11:01:5759:146:2119:34
6:18
-0:03
20K
12.43 mi11:21:351:18:526:2119:38
6:19
+0:01
Half
13.11 mi11:25:541:23:116:214:19
6:20
+0:01
25K
15.53 mi11:41:181:38:356:2115:24
6:21
+0:01
30K
18.64 mi12:01:301:58:476:2220:12
6:30
+0:09
20M
20.00 mi12:10:192:07:366:238:49
6:29
-0:01
21M
21.00 mi12:17:132:14:306:246:54
6:54
+0:25
35K
21.75 mi12:21:582:19:156:244:45
6:21
-0:33
23M
23.00 mi12:30:162:27:336:258:18
6:38
+0:17
24M
24.00 mi12:36:402:33:576:256:24
6:24
-0:14
40K
24.85 mi12:42:192:39:366:255:39
6:36
+0:12
25.2M
25.20 mi12:44:482:42:056:262:29
7:12
+0:36
Finish
26.22 mi12:51:222:48:396:266:34
6:27
-0:45

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

6:18 /mi

Average Pace

6:26 /mi

Slowest Pace

7:12 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:46:10

99% of race

Time at Steady Pace

2:29

1% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 6:26 /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 mi10:22:3819:556:2519:55
6:25
#3185
10K
6.21 mi10:42:2339:406:2319:45
6:21
#2926
15K
9.32 mi11:01:5759:146:2119:34
6:18
#2705
20K
12.43 mi11:21:351:18:526:2119:38
6:19
#2525
Half
13.11 mi11:25:541:23:116:214:19
6:20
#2528
25K
15.53 mi11:41:181:38:356:2115:24
6:21
#2431
30K
18.64 mi12:01:301:58:476:2220:12
6:30
#2302
20M
20.00 mi12:10:192:07:366:238:49
6:29
#2220
21M
21.00 mi12:17:132:14:306:246:54
6:54
#2175
35K
21.75 mi12:21:582:19:156:244:45
6:21
#2146
23M
23.00 mi12:30:162:27:336:258:18
6:38
#2095
24M
24.00 mi12:36:402:33:576:256:24
6:24
#2031
40K
24.85 mi12:42:192:39:366:255:39
6:36
#2008
25.2M
25.20 mi12:44:482:42:056:262:29
7:12
#2005
Finish
26.22 mi12:51:222:48:396:266:34
6:27
#1994
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM18-39Seg. OverallSeg. MalesSeg. M18-39
5K3.11 mi3.11 mi3185302530252317(Top 8%)2210(Top 14%)2210(Top 39%)
10K6.21 mi3.10 mi2926+2592788+2372788+2372765(Top 10%)2633(Top 16%)2633(Top 47%)
15K9.32 mi3.11 mi2705+2212578+2102578+2102317(Top 8%)2210(Top 14%)2210(Top 39%)
20K12.43 mi3.11 mi2525+1802409+1692409+1692092(Top 7%)1994(Top 12%)1994(Top 35%)
Half13.11 mi0.68 mi2528-32414-52414-52608(Top 9%)2491(Top 15%)2491(Top 44%)
25K15.53 mi2.42 mi2431+972320+942320+942096(Top 7%)1994(Top 12%)1994(Top 35%)
30K18.64 mi3.11 mi2302+1292197+1232197+1231987(Top 7%)1889(Top 12%)1889(Top 33%)
20M20.00 mi1.36 mi2220+822117+802117+801573(Top 6%)1487(Top 9%)1487(Top 26%)
21M21.00 mi1.00 mi2175+452074+432074+431871(Top 7%)1762(Top 11%)1762(Top 31%)
35K21.75 mi0.75 mi2146+292045+292045+291789(Top 6%)1678(Top 10%)1678(Top 30%)
23M23.00 mi1.25 mi2095+511993+521993+521938(Top 7%)1809(Top 11%)1809(Top 32%)
24M24.00 mi1.00 mi2031+641928+651928+651646(Top 6%)1533(Top 10%)1533(Top 27%)
40K24.85 mi0.85 mi2008+231905+231905+231981(Top 7%)1824(Top 11%)1824(Top 32%)
25.2M25.20 mi0.35 mi2005+31903+21903+22095(Top 7%)1884(Top 12%)1884(Top 33%)
Finish26.22 mi1.02 mi1994+111890+131890+132499(Top 9%)2268(Top 14%)2268(Top 40%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 8%
×21stories
+97ft-345ft

Overall

2317

Males

2210

M18-39

2210

5K→10K

3.1 - 6.2 mi

Top 10%
×5stories
+79ft-138ft

Overall

2765

Males

2633

M18-39

2633

10K→15K

6.2 - 9.3 mi

Top 8%
×3stories
+67ft-78ft

Overall

2317

Males

2210

M18-39

2210

15K→20K

9.3 - 12.4 mi

Top 7%
×5stories
+106ft-86ft

Overall

2092

Males

1994

M18-39

1994

20K→Half

12.4 - 13.1 mi

Top 9%
×2stories
+19ft-37ft

Overall

2608

Males

2491

M18-39

2491

Half→25K

13.1 - 15.5 mi

Top 7%
×4stories
+66ft-88ft

Overall

2096

Males

1994

M18-39

1994

25K→30K

15.5 - 18.6 mi

Top 7%
×9stories
+181ft-148ft

Overall

1987

Males

1889

M18-39

1889

30K→20M

18.6 - 20.0 mi

Top 6%
×5stories
+64ft-50ft

Overall

1573

Males

1487

M18-39

1487

20M→21M

20.0 - 21.0 mi

Top 7%
×8stories
+106ft-24ft

Overall

1871

Males

1762

M18-39

1762

21M→35K

21.0 - 21.8 mi

Top 6%
×7stories
+17ft-86ft

Overall

1789

Males

1678

M18-39

1678

35K→23M

21.8 - 23.0 mi

Top 7%
×5stories
+23ft-63ft

Overall

1938

Males

1809

M18-39

1809

23M→24M

23.0 - 24.0 mi

Top 6%
×6stories
+12ft-82ft

Overall

1646

Males

1533

M18-39

1533

24M→40K

24.0 - 24.9 mi

Top 7%
×1story
+6ft-20ft

Overall

1981

Males

1824

M18-39

1824

40K→25.2M

24.9 - 25.2 mi

Top 7%
×1story
+13ft-16ft

Overall

2095

Males

1884

M18-39

1884

25.2M→Finish

25.2 - 26.2 mi

Top 9%
×2stories
+22ft-21ft

Overall

2499

Males

2268

M18-39

2268

Passing Analysis

Category:
Athletes Passed
1423
Passed By
232
Net Change
+1191
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#3185
5K → 10K30243+259#3185#2926
10K → 15K2309+221#2926#2705
15K → 20K1866+180#2705#2525
20K → Half1417-3#2525#2528
Half → 25K11215+97#2528#2431
25K → 30K15627+129#2431#2302
30K → 20M886+82#2302#2220
20M → 21M6318+45#2220#2175
21M → 35K4011+29#2175#2146
35K → 23M6615+51#2146#2095
23M → 24M7410+64#2095#2031
24M → 40K4118+23#2031#2008
40K → 25.2M129+3#2008#2005
25.2M → Finish3928+11#2005#1994
TOTALS1423232+1191
📊

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