Boston Marathon logo
BOSTON MARATHON 2025

Anthony Assad

Bib: 4187•M

NY

0:00
0:00
/ mi
Be the first to cheer!
Overall
#0 / 28404
Top 8%
Gender (Male)
#0 / 16105
Top 13%
Division (M18-39)
#0 / 5642
Top 30%
Race Day Weather
50°/40°F
broken clouds

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
19:20
Rank: #1982
Start → 5K
19:20 | 6:13/mi
10K· 6.21 mi
38:38
Rank: #1963 (+19)
5K → 10K
19:18 | 6:13/mi
15K· 9.32 mi
58:02
Rank: #1973 (-10)
10K → 15K
19:24 | 6:15/mi
20K· 12.43 mi
1:17:46
Rank: #2037 (-64)
15K → 20K
19:44 | 6:21/mi
Half· 13.11 mi
1:22:07
Rank: #2083 (-46)
20K → Half
4:21 | 6:23/mi
25K· 15.53 mi
1:37:44
Rank: #2136 (-53)
Half → 25K
15:37 | 6:26/mi
30K· 18.64 mi
1:58:06
Rank: #2112 (+24)
25K → 30K
20:22 | 6:33/mi
20M
2:07:09
Rank: #2108 (+4)
30K → 20M
9:03 | 6:40/mi
21M
2:14:13
Rank: #2113 (-5)
20M → 21M
7:04 | 7:04/mi
35K· 21.75 mi
2:19:08
Rank: #2120 (-7)
21M → 35K
4:55 | 6:34/mi
23M
2:27:34
Rank: #2098 (+22)
35K → 23M
8:26 | 6:44/mi
24M
2:34:12
Rank: #2093 (+5)
23M → 24M
6:38 | 6:38/mi
40K· 24.85 mi
2:40:02
Rank: #2086 (+7)
24M → 40K
5:50 | 6:49/mi
25.2M
2:42:34
Rank: #2093 (-7)
40K → 25.2M
2:32 | 7:21/mi
Finish· 26.22 mi
2:49:23
Rank: #2148 (-55)
25.2M → Finish
6:49 | 6:41/mi

The Course

Is this your race?

Claim it — unlock a deeper AI report on this race, free

A personalized Race Performance Report that goes beyond this page — emailed to you, built from your real splits.

Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:22:07
Pace6:16 /mi
2nd Half
Distance13.11 mi
Time1:27:16
Pace6:39 /mi
📊Positive Split: 6.3% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:21:2119:206:1319:20
6:13
-
10K
6.21 mi10:40:3938:386:1319:18
6:13
0:00
15K
9.32 mi11:00:0358:026:1419:24
6:15
+0:02
20K
12.43 mi11:19:471:17:466:1519:44
6:21
+0:06
Half
13.11 mi11:24:081:22:076:164:21
6:23
+0:02
25K
15.53 mi11:39:451:37:446:1715:37
6:26
+0:03
30K
18.64 mi12:00:071:58:066:2020:22
6:33
+0:07
20M
20.00 mi12:09:102:07:096:219:03
6:40
+0:07
21M
21.00 mi12:16:142:14:136:237:04
7:04
+0:24
35K
21.75 mi12:21:092:19:086:244:55
6:34
-0:30
23M
23.00 mi12:29:352:27:346:258:26
6:44
+0:10
24M
24.00 mi12:36:132:34:126:266:38
6:38
-0:06
40K
24.85 mi12:42:032:40:026:265:50
6:49
+0:11
25.2M
25.20 mi12:44:352:42:346:272:32
7:21
+0:32
Finish
26.22 mi12:51:242:49:236:286:49
6:41
-0:40

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

6:13 /mi

Average Pace

6:28 /mi

Slowest Pace

7:21 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:39:47

94% of race

Time at Steady Pace

7:04

4% of race

Time at Slower Pace

2:32

1% of race

Average Pace: 6:28 /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 mi10:21:2119:206:1319:20
6:13
#1982
10K
6.21 mi10:40:3938:386:1319:18
6:13
#1963
15K
9.32 mi11:00:0358:026:1419:24
6:15
#1973
20K
12.43 mi11:19:471:17:466:1519:44
6:21
#2037
Half
13.11 mi11:24:081:22:076:164:21
6:23
#2083
25K
15.53 mi11:39:451:37:446:1715:37
6:26
#2136
30K
18.64 mi12:00:071:58:066:2020:22
6:33
#2112
20M
20.00 mi12:09:102:07:096:219:03
6:40
#2108
21M
21.00 mi12:16:142:14:136:237:04
7:04
#2113
35K
21.75 mi12:21:092:19:086:244:55
6:34
#2120
23M
23.00 mi12:29:352:27:346:258:26
6:44
#2098
24M
24.00 mi12:36:132:34:126:266:38
6:38
#2093
40K
24.85 mi12:42:032:40:026:265:50
6:49
#2086
25.2M
25.20 mi12:44:352:42:346:272:32
7:21
#2093
Finish
26.22 mi12:51:242:49:236:286:49
6:41
#2148
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM18-39Seg. OverallSeg. MalesSeg. M18-39
5K3.11 mi3.11 mi1982188518852061(Top 7%)1965(Top 12%)1965(Top 35%)
10K6.21 mi3.10 mi1963+191871+141871+141972(Top 7%)1876(Top 12%)1876(Top 33%)
15K9.32 mi3.11 mi1973-101878-71878-72061(Top 7%)1965(Top 12%)1965(Top 35%)
20K12.43 mi3.11 mi2037-641944-661944-662267(Top 8%)2160(Top 13%)2160(Top 38%)
Half13.11 mi0.68 mi2083-461988-441988-442875(Top 10%)2742(Top 17%)2742(Top 49%)
25K15.53 mi2.42 mi2136-532037-492037-492544(Top 9%)2419(Top 15%)2419(Top 43%)
30K18.64 mi3.11 mi2112+242014+232014+232212(Top 8%)2095(Top 13%)2095(Top 37%)
20M20.00 mi1.36 mi2108+42006+82006+82263(Top 8%)2137(Top 13%)2137(Top 38%)
21M21.00 mi1.00 mi2113-52012-62012-62512(Top 9%)2338(Top 15%)2338(Top 41%)
35K21.75 mi0.75 mi2120-72019-72019-72788(Top 10%)2570(Top 16%)2570(Top 46%)
23M23.00 mi1.25 mi2098+221996+231996+232395(Top 8%)2222(Top 14%)2222(Top 39%)
24M24.00 mi1.00 mi2093+51989+71989+72621(Top 9%)2404(Top 15%)2404(Top 43%)
40K24.85 mi0.85 mi2086+71980+91980+92919(Top 10%)2628(Top 16%)2628(Top 47%)
25.2M25.20 mi0.35 mi2093-71986-61986-62676(Top 9%)2378(Top 15%)2378(Top 42%)
Finish26.22 mi1.02 mi2148-552038-522038-523772(Top 13%)3260(Top 20%)3260(Top 58%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 7%
×21stories
+97ft-345ft

Overall

2061

Males

1965

M18-39

1965

5K→10K

3.1 - 6.2 mi

Top 7%
×5stories
+79ft-138ft

Overall

1972

Males

1876

M18-39

1876

10K→15K

6.2 - 9.3 mi

Top 7%
×3stories
+67ft-78ft

Overall

2061

Males

1965

M18-39

1965

15K→20K

9.3 - 12.4 mi

Top 8%
×5stories
+106ft-86ft

Overall

2267

Males

2160

M18-39

2160

20K→Half

12.4 - 13.1 mi

Top 10%
×2stories
+19ft-37ft

Overall

2875

Males

2742

M18-39

2742

Half→25K

13.1 - 15.5 mi

Top 9%
×4stories
+66ft-88ft

Overall

2544

Males

2419

M18-39

2419

25K→30K

15.5 - 18.6 mi

Top 8%
×9stories
+181ft-148ft

Overall

2212

Males

2095

M18-39

2095

30K→20M

18.6 - 20.0 mi

Top 8%
×5stories
+64ft-50ft

Overall

2263

Males

2137

M18-39

2137

20M→21M

20.0 - 21.0 mi

Top 9%
×8stories
+106ft-24ft

Overall

2512

Males

2338

M18-39

2338

21M→35K

21.0 - 21.8 mi

Top 10%
×7stories
+17ft-86ft

Overall

2788

Males

2570

M18-39

2570

35K→23M

21.8 - 23.0 mi

Top 8%
×5stories
+23ft-63ft

Overall

2395

Males

2222

M18-39

2222

23M→24M

23.0 - 24.0 mi

Top 9%
×6stories
+12ft-82ft

Overall

2621

Males

2404

M18-39

2404

24M→40K

24.0 - 24.9 mi

Top 10%
×1story
+6ft-20ft

Overall

2919

Males

2628

M18-39

2628

40K→25.2M

24.9 - 25.2 mi

Top 9%
×1story
+13ft-16ft

Overall

2676

Males

2378

M18-39

2378

25.2M→Finish

25.2 - 26.2 mi

Top 13%
×2stories
+22ft-21ft

Overall

3772

Males

3260

M18-39

3260

Passing Analysis

Category:
Athletes Passed
599
Passed By
765
Net Change
-166
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#1982
5K → 10K124105+19#1982#1963
10K → 15K5969-10#1963#1973
15K → 20K47111-64#1973#2037
20K → Half248-46#2037#2083
Half → 25K3386-53#2083#2136
25K → 30K8056+24#2136#2112
30K → 20M4137+4#2112#2108
20M → 21M3439-5#2108#2113
21M → 35K2532-7#2113#2120
35K → 23M5129+22#2120#2098
23M → 24M3934+5#2098#2093
24M → 40K4235+7#2093#2086
40K → 25.2M714-7#2086#2093
25.2M → Finish1570-55#2093#2148
TOTALS599765-166
📊

Passing Visuals

Category:
Loading...

🔥Passing Intensity

Loading...

🔄Passing Circle

Loading...

🌊Position Flow

Loading...

🏃Race Lanes

Loading...

Upload your GPX file

Supports Garmin, Apple Watch, Polar, Suunto, COROS, Strava, and other apps

.gpx files up to 10MB

Export Track Data

Download your race performance as a GPX or TCX file to import into Strava, Garmin Connect, or other fitness apps.

Questions or issues regarding timing data?

If you notice any discrepancies in your timing data or have questions about your results, our support team can help.

Contact Race Support
Share Feedback

Public Race Data

Boston Athletic Association

Boston Athletic Association

Mika Timing

Mika Timing