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BOSTON MARATHON 2023

Daniel Briggs

Bib: 847•M

VA

0:00
0:00
/ mi
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Overall
#0 / 26622
Top 2%
Gender (Male)
#0 / 15176
Top 4%
Division (M18-39)
#0 / 5285
Top 10%
Race Day Weather
49°/39°F
light intensity drizzle

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
18:49
Rank: #796
Start → 5K
18:49 | 6:03/mi
10K· 6.21 mi
37:37
Rank: #839 (-43)
5K → 10K
18:48 | 6:03/mi
15K· 9.32 mi
56:22
Rank: #828 (+11)
10K → 15K
18:45 | 6:02/mi
20K· 12.43 mi
1:15:10
Rank: #767 (+61)
15K → 20K
18:48 | 6:03/mi
Half· 13.11 mi
1:19:12
Rank: #757 (+10)
20K → Half
4:02 | 5:55/mi
25K· 15.53 mi
1:33:46
Rank: #713 (+44)
Half → 25K
14:34 | 6:00/mi
30K· 18.64 mi
1:52:43
Rank: #668 (+45)
25K → 30K
18:57 | 6:06/mi
20M
2:01:03
Rank: #649 (+19)
30K → 20M
8:20 | 6:08/mi
21M
2:07:39
Rank: #645 (+4)
20M → 21M
6:36 | 6:36/mi
35K· 21.75 mi
2:12:06
Rank: #641 (+4)
21M → 35K
4:27 | 5:57/mi
23M
2:19:53
Rank: #624 (+17)
35K → 23M
7:47 | 6:13/mi
24M
2:25:57
Rank: #625 (-1)
23M → 24M
6:04 | 6:04/mi
40K· 24.85 mi
2:31:25
Rank: #628 (-3)
24M → 40K
5:28 | 6:24/mi
25.2M
2:33:54
Rank: #637 (-9)
40K → 25.2M
2:29 | 7:12/mi
Finish· 26.22 mi
2:40:31
Rank: #661 (-24)
25.2M → Finish
6:37 | 6:30/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:19:12
Pace6:02 /mi
2nd Half
Distance13.11 mi
Time1:21:19
Pace6:12 /mi
📊Positive Split: 2.7% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:18:5818:496:0318:49
6:03
-
10K
6.21 mi10:37:4637:376:0318:48
6:03
0:00
15K
9.32 mi10:56:3156:226:0318:45
6:02
-0:01
20K
12.43 mi11:15:191:15:106:0318:48
6:03
+0:01
Half
13.11 mi11:19:211:19:126:024:02
5:55
-0:08
25K
15.53 mi11:33:551:33:466:0214:34
6:00
+0:05
30K
18.64 mi11:52:521:52:436:0318:57
6:06
+0:06
20M
20.00 mi12:01:122:01:036:038:20
6:08
+0:02
21M
21.00 mi12:07:482:07:396:056:36
6:36
+0:28
35K
21.75 mi12:12:152:12:066:044:27
5:57
-0:39
23M
23.00 mi12:20:022:19:536:057:47
6:13
+0:16
24M
24.00 mi12:26:062:25:576:056:04
6:04
-0:09
40K
24.85 mi12:31:342:31:256:065:28
6:24
+0:20
25.2M
25.20 mi12:34:032:33:546:062:29
7:12
+0:48
Finish
26.22 mi12:40:402:40:316:086:37
6:30
-0:42

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

5:55 /mi

Average Pace

6:08 /mi

Slowest Pace

7:12 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

0:00

0% of race

Time at Steady Pace

2:19:21

87% of race

Time at Slower Pace

21:10

13% of race

Average Pace: 6:07 /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 mi10:18:5818:496:0318:49
6:03
#796
10K
6.21 mi10:37:4637:376:0318:48
6:03
#839
15K
9.32 mi10:56:3156:226:0318:45
6:02
#828
20K
12.43 mi11:15:191:15:106:0318:48
6:03
#767
Half
13.11 mi11:19:211:19:126:024:02
5:55
#757
25K
15.53 mi11:33:551:33:466:0214:34
6:00
#713
30K
18.64 mi11:52:521:52:436:0318:57
6:06
#668
20M
20.00 mi12:01:122:01:036:038:20
6:08
#649
21M
21.00 mi12:07:482:07:396:056:36
6:36
#645
35K
21.75 mi12:12:152:12:066:044:27
5:57
#641
23M
23.00 mi12:20:022:19:536:057:47
6:13
#624
24M
24.00 mi12:26:062:25:576:056:04
6:04
#625
40K
24.85 mi12:31:342:31:256:065:28
6:24
#628
25.2M
25.20 mi12:34:032:33:546:062:29
7:12
#637
Finish
26.22 mi12:40:402:40:316:086:37
6:30
#661
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM18-39Seg. OverallSeg. MalesSeg. M18-39
5K3.11 mi3.11 mi796747747792(Top 3%)746(Top 5%)746(Top 14%)
10K6.21 mi3.10 mi839-43791-44791-44928(Top 3%)879(Top 6%)879(Top 17%)
15K9.32 mi3.11 mi828+11780+11780+11792(Top 3%)746(Top 5%)746(Top 14%)
20K12.43 mi3.11 mi767+61722+58722+58657(Top 2%)615(Top 4%)615(Top 12%)
Half13.11 mi0.68 mi757+10713+9713+9573(Top 2%)535(Top 4%)535(Top 10%)
25K15.53 mi2.42 mi713+44669+44669+44556(Top 2%)517(Top 3%)517(Top 10%)
30K18.64 mi3.11 mi668+45627+42627+42508(Top 2%)476(Top 3%)476(Top 9%)
20M20.00 mi1.36 mi649+19608+19608+19541(Top 2%)507(Top 3%)507(Top 10%)
21M21.00 mi1.00 mi645+4603+5603+5862(Top 3%)816(Top 5%)816(Top 15%)
35K21.75 mi0.75 mi641+4599+4599+4594(Top 2%)556(Top 4%)556(Top 11%)
23M23.00 mi1.25 mi624+17584+15584+15634(Top 2%)598(Top 4%)598(Top 11%)
24M24.00 mi1.00 mi625-1585-1585-1681(Top 3%)644(Top 4%)644(Top 12%)
40K24.85 mi0.85 mi628-3588-3588-31161(Top 4%)1096(Top 7%)1096(Top 21%)
25.2M25.20 mi0.35 mi637-9597-9597-92438(Top 9%)2251(Top 15%)2251(Top 43%)
Finish26.22 mi1.02 mi661-24620-23620-232411(Top 9%)2219(Top 15%)2219(Top 42%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 3%
×21stories
+97ft-345ft

Overall

792

Males

746

M18-39

746

5K→10K

3.1 - 6.2 mi

Top 3%
×5stories
+79ft-138ft

Overall

928

Males

879

M18-39

879

10K→15K

6.2 - 9.3 mi

Top 3%
×3stories
+67ft-78ft

Overall

792

Males

746

M18-39

746

15K→20K

9.3 - 12.4 mi

Top 2%
×5stories
+106ft-86ft

Overall

657

Males

615

M18-39

615

20K→Half

12.4 - 13.1 mi

Top 2%
×2stories
+19ft-37ft

Overall

573

Males

535

M18-39

535

Half→25K

13.1 - 15.5 mi

Top 2%
×4stories
+66ft-88ft

Overall

556

Males

517

M18-39

517

25K→30K

15.5 - 18.6 mi

Top 2%
×9stories
+181ft-148ft

Overall

508

Males

476

M18-39

476

30K→20M

18.6 - 20.0 mi

Top 2%
×5stories
+64ft-50ft

Overall

541

Males

507

M18-39

507

20M→21M

20.0 - 21.0 mi

Top 3%
×8stories
+106ft-24ft

Overall

862

Males

816

M18-39

816

21M→35K

21.0 - 21.8 mi

Top 2%
×7stories
+17ft-86ft

Overall

594

Males

556

M18-39

556

35K→23M

21.8 - 23.0 mi

Top 2%
×5stories
+23ft-63ft

Overall

634

Males

598

M18-39

598

23M→24M

23.0 - 24.0 mi

Top 3%
×6stories
+12ft-82ft

Overall

681

Males

644

M18-39

644

24M→40K

24.0 - 24.9 mi

Top 4%
×1story
+6ft-20ft

Overall

1161

Males

1096

M18-39

1096

40K→25.2M

24.9 - 25.2 mi

Top 9%
×1story
+13ft-16ft

Overall

2438

Males

2251

M18-39

2251

25.2M→Finish

25.2 - 26.2 mi

Top 9%
×2stories
+22ft-21ft

Overall

2411

Males

2219

M18-39

2219

Passing Analysis

Category:
Athletes Passed
307
Passed By
172
Net Change
+135
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#796
5K → 10K2366-43#796#839
10K → 15K2817+11#839#828
15K → 20K654+61#828#767
20K → Half122+10#767#757
Half → 25K451+44#757#713
25K → 30K505+45#713#668
30K → 20M223+19#668#649
20M → 21M139+4#649#645
21M → 35K51+4#645#641
35K → 23M258+17#641#624
23M → 24M56-1#624#625
24M → 40K710-3#625#628
40K → 25.2M413-9#628#637
25.2M → Finish327-24#637#661
TOTALS307172+135
📊

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