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BOSTON MARATHON 2023

Daniel Barron

Bib: 25932•M

MA

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

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
25:14
Rank: #14868
Start → 5K
25:14 | 8:07/mi
10K· 6.21 mi
50:15
Rank: #15019 (-151)
5K → 10K
25:01 | 8:03/mi
15K· 9.32 mi
1:15:15
Rank: #14936 (+83)
10K → 15K
25:00 | 8:03/mi
20K· 12.43 mi
1:41:02
Rank: #15094 (-158)
15K → 20K
25:47 | 8:18/mi
Half· 13.11 mi
1:46:45
Rank: #15200 (-106)
20K → Half
5:43 | 8:23/mi
25K· 15.53 mi
2:08:35
Rank: #15874 (-674)
Half → 25K
21:50 | 9:00/mi
30K· 18.64 mi
2:39:11
Rank: #16994 (-1120)
25K → 30K
30:36 | 9:51/mi
20M
2:53:38
Rank: #17614 (-620)
30K → 20M
14:27 | 10:38/mi
21M
3:06:08
Rank: #18352 (-738)
20M → 21M
12:30 | 12:30/mi
35K· 21.75 mi
3:12:58
Rank: #18344 (+8)
21M → 35K
6:50 | 9:08/mi
23M
3:25:45
Rank: #18553 (-209)
35K → 23M
12:47 | 10:13/mi
24M
3:37:45
Rank: #19095 (-542)
23M → 24M
12:00 | 12:00/mi
40K· 24.85 mi
3:46:30
Rank: #19204 (-109)
24M → 40K
8:45 | 10:14/mi
25.2M
3:51:07
Rank: #19392 (-188)
40K → 25.2M
4:37 | 13:23/mi
Finish· 26.22 mi
4:01:20
Rank: #19517 (-125)
25.2M → Finish
10:13 | 10:02/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:46:45
Pace8:09 /mi
2nd Half
Distance13.11 mi
Time2:14:35
Pace10:16 /mi
📊Positive Split: 26.1% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:40:4425:148:0725:14
8:07
-
10K
6.21 mi12:05:4550:158:0525:01
8:03
-0:04
15K
9.32 mi12:30:451:15:158:0425:00
8:03
0:00
20K
12.43 mi12:56:321:41:028:0825:47
8:18
+0:15
Half
13.11 mi13:02:151:46:458:095:43
8:23
+0:05
25K
15.53 mi13:24:052:08:358:1721:50
9:00
+0:37
30K
18.64 mi13:54:412:39:118:3230:36
9:51
+0:51
20M
20.00 mi14:09:082:53:388:4114:27
10:38
+0:47
21M
21.00 mi14:21:383:06:088:5212:30
12:30
+1:52
35K
21.75 mi14:28:283:12:588:526:50
9:08
-3:22
23M
23.00 mi14:41:153:25:458:5712:47
10:13
+1:05
24M
24.00 mi14:53:153:37:459:0412:00
12:00
+1:47
40K
24.85 mi15:02:003:46:309:078:45
10:14
-1:46
25.2M
25.20 mi15:06:373:51:079:104:37
13:23
+3:09
Finish
26.22 mi15:16:504:01:209:1310:13
10:02
-3:21

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

8:03 /mi

Average Pace

9:13 /mi

Slowest Pace

13:23 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:08:35

53% of race

Time at Steady Pace

1:23:38

35% of race

Time at Slower Pace

29:07

12% of race

Average Pace: 9:12 /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 mi11:40:4425:148:0725:14
8:07
#14868
10K
6.21 mi12:05:4550:158:0525:01
8:03
#15019
15K
9.32 mi12:30:451:15:158:0425:00
8:03
#14936
20K
12.43 mi12:56:321:41:028:0825:47
8:18
#15094
Half
13.11 mi13:02:151:46:458:095:43
8:23
#15200
25K
15.53 mi13:24:052:08:358:1721:50
9:00
#15874
30K
18.64 mi13:54:412:39:118:3230:36
9:51
#16994
20M
20.00 mi14:09:082:53:388:4114:27
10:38
#17614
21M
21.00 mi14:21:383:06:088:5212:30
12:30
#18352
35K
21.75 mi14:28:283:12:588:526:50
9:08
#18344
23M
23.00 mi14:41:153:25:458:5712:47
10:13
#18553
24M
24.00 mi14:53:153:37:459:0412:00
12:00
#19095
40K
24.85 mi15:02:003:46:309:078:45
10:14
#19204
25.2M
25.20 mi15:06:373:51:079:104:37
13:23
#19392
Finish
26.22 mi15:16:504:01:209:1310:13
10:02
#19517
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM18-39Seg. OverallSeg. MalesSeg. M18-39
5K3.11 mi3.11 mi14868102931029314771(Top 55%)10207(Top 67%)10207(Top 193%)
10K6.21 mi3.10 mi15019-15110341-4810341-4815183(Top 57%)10384(Top 68%)10384(Top 196%)
15K9.32 mi3.11 mi14936+8310297+4410297+4414771(Top 55%)10207(Top 67%)10207(Top 193%)
20K12.43 mi3.11 mi15094-15810331-3410331-3415598(Top 59%)10489(Top 69%)10489(Top 198%)
Half13.11 mi0.68 mi15200-10610371-4010371-4016998(Top 64%)11096(Top 73%)11096(Top 210%)
25K15.53 mi2.42 mi15874-67410599-22810599-22818971(Top 71%)11837(Top 78%)11837(Top 224%)
30K18.64 mi3.11 mi16994-112011015-41611015-41620593(Top 77%)12463(Top 82%)12463(Top 236%)
20M20.00 mi1.36 mi17614-62011253-23811253-23821999(Top 83%)12997(Top 86%)12997(Top 246%)
21M21.00 mi1.00 mi18352-73811534-28111534-28123448(Top 88%)13643(Top 90%)13643(Top 258%)
35K21.75 mi0.75 mi18344+811523+1111523+1118459(Top 69%)11360(Top 75%)11360(Top 215%)
23M23.00 mi1.25 mi18553-20911607-8411607-8420591(Top 77%)12280(Top 81%)12280(Top 232%)
24M24.00 mi1.00 mi19095-54211823-21611823-21624525(Top 92%)14060(Top 93%)14060(Top 266%)
40K24.85 mi0.85 mi19204-10911869-4611869-4620560(Top 77%)12177(Top 80%)12177(Top 230%)
25.2M25.20 mi0.35 mi19392-18811948-7911948-7924393(Top 92%)13992(Top 92%)13992(Top 265%)
Finish26.22 mi1.02 mi19517-12511983-3511983-3521816(Top 82%)12776(Top 84%)12776(Top 242%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 55%
×21stories
+97ft-345ft

Overall

14771

Males

10207

M18-39

10207

5K→10K

3.1 - 6.2 mi

Top 57%
×5stories
+79ft-138ft

Overall

15183

Males

10384

M18-39

10384

10K→15K

6.2 - 9.3 mi

Top 55%
×3stories
+67ft-78ft

Overall

14771

Males

10207

M18-39

10207

15K→20K

9.3 - 12.4 mi

Top 59%
×5stories
+106ft-86ft

Overall

15598

Males

10489

M18-39

10489

20K→Half

12.4 - 13.1 mi

Top 64%
×2stories
+19ft-37ft

Overall

16998

Males

11096

M18-39

11096

Half→25K

13.1 - 15.5 mi

Top 71%
×4stories
+66ft-88ft

Overall

18971

Males

11837

M18-39

11837

25K→30K

15.5 - 18.6 mi

Top 77%
×9stories
+181ft-148ft

Overall

20593

Males

12463

M18-39

12463

30K→20M

18.6 - 20.0 mi

Top 83%
×5stories
+64ft-50ft

Overall

21999

Males

12997

M18-39

12997

20M→21M

20.0 - 21.0 mi

Top 88%
×8stories
+106ft-24ft

Overall

23448

Males

13643

M18-39

13643

21M→35K

21.0 - 21.8 mi

Top 69%
×7stories
+17ft-86ft

Overall

18459

Males

11360

M18-39

11360

35K→23M

21.8 - 23.0 mi

Top 77%
×5stories
+23ft-63ft

Overall

20591

Males

12280

M18-39

12280

23M→24M

23.0 - 24.0 mi

Top 92%
×6stories
+12ft-82ft

Overall

24525

Males

14060

M18-39

14060

24M→40K

24.0 - 24.9 mi

Top 77%
×1story
+6ft-20ft

Overall

20560

Males

12177

M18-39

12177

40K→25.2M

24.9 - 25.2 mi

Top 92%
×1story
+13ft-16ft

Overall

24393

Males

13992

M18-39

13992

25.2M→Finish

25.2 - 26.2 mi

Top 82%
×2stories
+22ft-21ft

Overall

21816

Males

12776

M18-39

12776

Passing Analysis

Category:
Athletes Passed
810
Passed By
5459
Net Change
-4649
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#14868
5K → 10K232383-151#14868#15019
10K → 15K223140+83#15019#14936
15K → 20K136294-158#14936#15094
20K → Half17123-106#15094#15200
Half → 25K25699-674#15200#15874
25K → 30K311151-1120#15874#16994
30K → 20M10630-620#16994#17614
20M → 21M2740-738#17614#18352
21M → 35K4436+8#18352#18344
35K → 23M37246-209#18344#18553
23M → 24M7549-542#18553#19095
24M → 40K27136-109#19095#19204
40K → 25.2M0188-188#19204#19392
25.2M → Finish19144-125#19392#19517
TOTALS8105459-4649
📊

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