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BOSTON MARATHON 2025

Daniel Briggs

Bib: 1067•M

VA

0:00
0:00
/ mi
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Overall
#0 / 28404
Top 9%
Gender (Male)
#0 / 16105
Top 15%
Division (M18-39)
#0 / 5642
Top 34%
Race Day Weather
50°/40°F
broken clouds

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
18:41
Rank: #1132
Start → 5K
18:41 | 6:01/mi
10K· 6.21 mi
37:20
Rank: #1099 (+33)
5K → 10K
18:39 | 6:00/mi
15K· 9.32 mi
56:10
Rank: #1134 (-35)
10K → 15K
18:50 | 6:04/mi
20K· 12.43 mi
1:15:18
Rank: #1172 (-38)
15K → 20K
19:08 | 6:10/mi
Half· 13.11 mi
1:19:28
Rank: #1180 (-8)
20K → Half
4:10 | 6:06/mi
25K· 15.53 mi
1:35:03
Rank: #1350 (-170)
Half → 25K
15:35 | 6:26/mi
30K· 18.64 mi
1:56:49
Rank: #1795 (-445)
25K → 30K
21:46 | 7:00/mi
20M
2:06:55
Rank: #2049 (-254)
30K → 20M
10:06 | 7:26/mi
21M
2:14:39
Rank: #2210 (-161)
20M → 21M
7:44 | 7:44/mi
35K· 21.75 mi
2:19:47
Rank: #2258 (-48)
21M → 35K
5:08 | 6:52/mi
23M
2:28:51
Rank: #2371 (-113)
35K → 23M
9:04 | 7:14/mi
24M
2:35:42
Rank: #2399 (-28)
23M → 24M
6:51 | 6:51/mi
40K· 24.85 mi
2:41:50
Rank: #2468 (-69)
24M → 40K
6:08 | 7:10/mi
25.2M
2:44:32
Rank: #2494 (-26)
40K → 25.2M
2:42 | 7:50/mi
Finish· 26.22 mi
2:51:20
Rank: #2499 (-5)
25.2M → Finish
6:48 | 6:40/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:19:28
Pace6:04 /mi
2nd Half
Distance13.11 mi
Time1:31:52
Pace7:00 /mi
📊Positive Split: 15.6% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:18:4818:416:0118:41
6:01
-
10K
6.21 mi10:37:2737:206:0018:39
6:00
-0:01
15K
9.32 mi10:56:1756:106:0218:50
6:04
+0:04
20K
12.43 mi11:15:251:15:186:0419:08
6:10
+0:06
Half
13.11 mi11:19:351:19:286:044:10
6:06
-0:04
25K
15.53 mi11:35:101:35:036:0715:35
6:26
+0:20
30K
18.64 mi11:56:561:56:496:1621:46
7:00
+0:34
20M
20.00 mi12:07:022:06:556:2110:06
7:26
+0:26
21M
21.00 mi12:14:462:14:396:257:44
7:44
+0:18
35K
21.75 mi12:19:542:19:476:265:08
6:52
-0:52
23M
23.00 mi12:28:582:28:516:289:04
7:14
+0:22
24M
24.00 mi12:35:492:35:426:296:51
6:51
-0:23
40K
24.85 mi12:41:572:41:506:316:08
7:10
+0:19
25.2M
25.20 mi12:44:392:44:326:322:42
7:50
+0:40
Finish
26.22 mi12:51:272:51:206:326:48
6:40
-1:10

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

6:00 /mi

Average Pace

6:32 /mi

Slowest Pace

7:50 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

1:35:03

55% of race

Time at Steady Pace

40:33

24% of race

Time at Slower Pace

35:44

21% of race

Average Pace: 6:32 /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 mi10:18:4818:416:0118:41
6:01
#1132
10K
6.21 mi10:37:2737:206:0018:39
6:00
#1099
15K
9.32 mi10:56:1756:106:0218:50
6:04
#1134
20K
12.43 mi11:15:251:15:186:0419:08
6:10
#1172
Half
13.11 mi11:19:351:19:286:044:10
6:06
#1180
25K
15.53 mi11:35:101:35:036:0715:35
6:26
#1350
30K
18.64 mi11:56:561:56:496:1621:46
7:00
#1795
20M
20.00 mi12:07:022:06:556:2110:06
7:26
#2049
21M
21.00 mi12:14:462:14:396:257:44
7:44
#2210
35K
21.75 mi12:19:542:19:476:265:08
6:52
#2258
23M
23.00 mi12:28:582:28:516:289:04
7:14
#2371
24M
24.00 mi12:35:492:35:426:296:51
6:51
#2399
40K
24.85 mi12:41:572:41:506:316:08
7:10
#2468
25.2M
25.20 mi12:44:392:44:326:322:42
7:50
#2494
Finish
26.22 mi12:51:272:51:206:326:48
6:40
#2499
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM18-39Seg. OverallSeg. MalesSeg. M18-39
5K3.11 mi3.11 mi1132107310731246(Top 4%)1182(Top 7%)1182(Top 21%)
10K6.21 mi3.10 mi1099+331036+371036+371108(Top 4%)1046(Top 6%)1046(Top 19%)
15K9.32 mi3.11 mi1134-351072-361072-361246(Top 4%)1182(Top 7%)1182(Top 21%)
20K12.43 mi3.11 mi1172-381111-391111-391413(Top 5%)1339(Top 8%)1339(Top 24%)
Half13.11 mi0.68 mi1180-81118-71118-71595(Top 6%)1518(Top 9%)1518(Top 27%)
25K15.53 mi2.42 mi1350-1701279-1611279-1612503(Top 9%)2381(Top 15%)2381(Top 42%)
30K18.64 mi3.11 mi1795-4451710-4311710-4314719(Top 17%)4300(Top 27%)4300(Top 76%)
20M20.00 mi1.36 mi2049-2541952-2421952-2426575(Top 23%)5563(Top 35%)5563(Top 99%)
21M21.00 mi1.00 mi2210-1612108-1562108-1565822(Top 20%)4941(Top 31%)4941(Top 88%)
35K21.75 mi0.75 mi2258-482150-422150-424493(Top 16%)3995(Top 25%)3995(Top 71%)
23M23.00 mi1.25 mi2371-1132259-1092259-1095115(Top 18%)4399(Top 27%)4399(Top 78%)
24M24.00 mi1.00 mi2399-282282-232282-233808(Top 13%)3382(Top 21%)3382(Top 60%)
40K24.85 mi0.85 mi2468-692343-612343-614897(Top 17%)4141(Top 26%)4141(Top 73%)
25.2M25.20 mi0.35 mi2494-262365-222365-225000(Top 18%)4117(Top 26%)4117(Top 73%)
Finish26.22 mi1.02 mi2499-52369-42369-43731(Top 13%)3236(Top 20%)3236(Top 57%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 4%
×21stories
+97ft-345ft

Overall

1246

Males

1182

M18-39

1182

5K→10K

3.1 - 6.2 mi

Top 4%
×5stories
+79ft-138ft

Overall

1108

Males

1046

M18-39

1046

10K→15K

6.2 - 9.3 mi

Top 4%
×3stories
+67ft-78ft

Overall

1246

Males

1182

M18-39

1182

15K→20K

9.3 - 12.4 mi

Top 5%
×5stories
+106ft-86ft

Overall

1413

Males

1339

M18-39

1339

20K→Half

12.4 - 13.1 mi

Top 6%
×2stories
+19ft-37ft

Overall

1595

Males

1518

M18-39

1518

Half→25K

13.1 - 15.5 mi

Top 9%
×4stories
+66ft-88ft

Overall

2503

Males

2381

M18-39

2381

25K→30K

15.5 - 18.6 mi

Top 17%
×9stories
+181ft-148ft

Overall

4719

Males

4300

M18-39

4300

30K→20M

18.6 - 20.0 mi

Top 23%
×5stories
+64ft-50ft

Overall

6575

Males

5563

M18-39

5563

20M→21M

20.0 - 21.0 mi

Top 20%
×8stories
+106ft-24ft

Overall

5822

Males

4941

M18-39

4941

21M→35K

21.0 - 21.8 mi

Top 16%
×7stories
+17ft-86ft

Overall

4493

Males

3995

M18-39

3995

35K→23M

21.8 - 23.0 mi

Top 18%
×5stories
+23ft-63ft

Overall

5115

Males

4399

M18-39

4399

23M→24M

23.0 - 24.0 mi

Top 13%
×6stories
+12ft-82ft

Overall

3808

Males

3382

M18-39

3382

24M→40K

24.0 - 24.9 mi

Top 17%
×1story
+6ft-20ft

Overall

4897

Males

4141

M18-39

4141

40K→25.2M

24.9 - 25.2 mi

Top 18%
×1story
+13ft-16ft

Overall

5000

Males

4117

M18-39

4117

25.2M→Finish

25.2 - 26.2 mi

Top 13%
×2stories
+22ft-21ft

Overall

3731

Males

3236

M18-39

3236

Passing Analysis

Category:
Athletes Passed
277
Passed By
1644
Net Change
-1367
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#1132
5K → 10K7340+33#1132#1099
10K → 15K2156-35#1099#1134
15K → 20K2260-38#1134#1172
20K → Half614-8#1172#1180
Half → 25K9179-170#1180#1350
25K → 30K4449-445#1350#1795
30K → 20M3257-254#1795#2049
20M → 21M13174-161#2049#2210
21M → 35K1058-48#2210#2258
35K → 23M23136-113#2258#2371
23M → 24M3361-28#2371#2399
24M → 40K1685-69#2399#2468
40K → 25.2M733-26#2468#2494
25.2M → Finish3742-5#2494#2499
TOTALS2771644-1367
📊

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