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BOSTON MARATHON 2023

Barry Tufts

Bib: 30635•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
36:33
Rank: #26356
Start → 5K
36:33 | 11:46/mi
10K· 6.21 mi
1:12:10
Rank: #26169 (+187)
5K → 10K
35:37 | 11:28/mi
15K· 9.32 mi
1:45:40
Rank: #25833 (+336)
10K → 15K
33:30 | 10:47/mi
20K· 12.43 mi
2:21:20
Rank: #25670 (+163)
15K → 20K
35:40 | 11:29/mi
Half· 13.11 mi
2:28:45
Rank: #25623 (+47)
20K → Half
7:25 | 10:52/mi
25K· 15.53 mi
3:00:55
Rank: #25745 (-122)
Half → 25K
32:10 | 13:16/mi
30K· 18.64 mi
3:39:35
Rank: #25618 (+127)
25K → 30K
38:40 | 12:27/mi
20M
3:55:39
Rank: #25514 (+104)
30K → 20M
16:04 | 11:49/mi
21M
4:08:05
Rank: #25423 (+91)
20M → 21M
12:26 | 12:26/mi
35K· 21.75 mi
4:17:56
Rank: #25443 (-20)
21M → 35K
9:51 | 13:10/mi
23M
4:36:26
Rank: #25516 (-73)
35K → 23M
18:30 | 14:47/mi
24M
4:50:18
Rank: #25562 (-46)
23M → 24M
13:52 | 13:52/mi
40K· 24.85 mi
4:59:18
Rank: #25474 (+88)
24M → 40K
9:00 | 10:32/mi
25.2M
5:03:52
Rank: #25463 (+11)
40K → 25.2M
4:34 | 13:15/mi
Finish· 26.22 mi
5:17:06
Rank: #25495 (-32)
25.2M → Finish
13:14 | 12:59/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time2:28:45
Pace11:21 /mi
2nd Half
Distance13.11 mi
Time2:48:21
Pace12:51 /mi
📊Positive Split: 13.2% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:56:4936:3311:4636:33
11:46
-
10K
6.21 mi12:32:261:12:1011:3735:37
11:28
-0:18
15K
9.32 mi13:05:561:45:4011:2033:30
10:47
-0:41
20K
12.43 mi13:41:362:21:2011:2235:40
11:29
+0:42
Half
13.11 mi13:49:012:28:4511:217:25
10:52
-0:37
25K
15.53 mi14:21:113:00:5511:3932:10
13:16
+2:24
30K
18.64 mi14:59:513:39:3511:4738:40
12:27
-0:49
20M
20.00 mi15:15:553:55:3911:4716:04
11:49
-0:38
21M
21.00 mi15:28:214:08:0511:4912:26
12:26
+0:37
35K
21.75 mi15:38:124:17:5611:529:51
13:10
+0:44
23M
23.00 mi15:56:424:36:2612:0118:30
14:47
+1:37
24M
24.00 mi16:10:344:50:1812:0613:52
13:52
-0:55
40K
24.85 mi16:19:344:59:1812:039:00
10:32
-3:20
25.2M
25.20 mi16:24:085:03:5212:044:34
13:15
+2:43
Finish
26.22 mi16:37:225:17:0612:0613:14
12:59
-0:16

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

10:32 /mi

Average Pace

12:06 /mi

Slowest Pace

14:47 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:53:49

55% of race

Time at Steady Pace

1:04:20

20% of race

Time at Slower Pace

1:18:57

25% of race

Average Pace: 12:06 /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 mi11:56:4936:3311:4636:33
11:46
#26356
10K
6.21 mi12:32:261:12:1011:3735:37
11:28
#26169
15K
9.32 mi13:05:561:45:4011:2033:30
10:47
#25833
20K
12.43 mi13:41:362:21:2011:2235:40
11:29
#25670
Half
13.11 mi13:49:012:28:4511:217:25
10:52
#25623
25K
15.53 mi14:21:113:00:5511:3932:10
13:16
#25745
30K
18.64 mi14:59:513:39:3511:4738:40
12:27
#25618
20M
20.00 mi15:15:553:55:3911:4716:04
11:49
#25514
21M
21.00 mi15:28:214:08:0511:4912:26
12:26
#25423
35K
21.75 mi15:38:124:17:5611:529:51
13:10
#25443
23M
23.00 mi15:56:424:36:2612:0118:30
14:47
#25516
24M
24.00 mi16:10:344:50:1812:0613:52
13:52
#25562
40K
24.85 mi16:19:344:59:1812:039:00
10:32
#25474
25.2M
25.20 mi16:24:085:03:5212:044:34
13:15
#25463
Finish
26.22 mi16:37:225:17:0612:0613:14
12:59
#25495
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM18-39Seg. OverallSeg. MalesSeg. M18-39
5K3.11 mi3.11 mi26356150691506924909(Top 94%)14478(Top 95%)14478(Top 274%)
10K6.21 mi3.10 mi26169+18715000+6915000+6925926(Top 97%)14911(Top 98%)14911(Top 282%)
15K9.32 mi3.11 mi25833+33614880+12014880+12024909(Top 94%)14478(Top 95%)14478(Top 274%)
20K12.43 mi3.11 mi25670+16314795+8514795+8525219(Top 95%)14586(Top 96%)14586(Top 276%)
Half13.11 mi0.68 mi25623+4714779+1614779+1624760(Top 93%)14389(Top 95%)14389(Top 272%)
25K15.53 mi2.42 mi25745-12214823-4414823-4426004(Top 98%)14900(Top 98%)14900(Top 282%)
30K18.64 mi3.11 mi25618+12714756+6714756+6724946(Top 94%)14386(Top 95%)14386(Top 272%)
20M20.00 mi1.36 mi25514+10414704+5214704+5223976(Top 90%)13886(Top 91%)13886(Top 263%)
21M21.00 mi1.00 mi25423+9114656+4814656+4823373(Top 88%)13609(Top 90%)13609(Top 258%)
35K21.75 mi0.75 mi25443-2014663-714663-725687(Top 96%)14677(Top 97%)14677(Top 278%)
23M23.00 mi1.25 mi25516-7314692-2914692-2926212(Top 98%)14944(Top 98%)14944(Top 283%)
24M24.00 mi1.00 mi25562-4614710-1814710-1826009(Top 98%)14822(Top 98%)14822(Top 280%)
40K24.85 mi0.85 mi25474+8814665+4514665+4521275(Top 80%)12497(Top 82%)12497(Top 236%)
25.2M25.20 mi0.35 mi25463+1114659+614659+624250(Top 91%)13921(Top 92%)13921(Top 263%)
Finish26.22 mi1.02 mi25495-3214669-1014669-1025959(Top 98%)14787(Top 97%)14787(Top 280%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 94%
×21stories
+97ft-345ft

Overall

24909

Males

14478

M18-39

14478

5K→10K

3.1 - 6.2 mi

Top 97%
×5stories
+79ft-138ft

Overall

25926

Males

14911

M18-39

14911

10K→15K

6.2 - 9.3 mi

Top 94%
×3stories
+67ft-78ft

Overall

24909

Males

14478

M18-39

14478

15K→20K

9.3 - 12.4 mi

Top 95%
×5stories
+106ft-86ft

Overall

25219

Males

14586

M18-39

14586

20K→Half

12.4 - 13.1 mi

Top 93%
×2stories
+19ft-37ft

Overall

24760

Males

14389

M18-39

14389

Half→25K

13.1 - 15.5 mi

Top 98%
×4stories
+66ft-88ft

Overall

26004

Males

14900

M18-39

14900

25K→30K

15.5 - 18.6 mi

Top 94%
×9stories
+181ft-148ft

Overall

24946

Males

14386

M18-39

14386

30K→20M

18.6 - 20.0 mi

Top 90%
×5stories
+64ft-50ft

Overall

23976

Males

13886

M18-39

13886

20M→21M

20.0 - 21.0 mi

Top 88%
×8stories
+106ft-24ft

Overall

23373

Males

13609

M18-39

13609

21M→35K

21.0 - 21.8 mi

Top 96%
×7stories
+17ft-86ft

Overall

25687

Males

14677

M18-39

14677

35K→23M

21.8 - 23.0 mi

Top 98%
×5stories
+23ft-63ft

Overall

26212

Males

14944

M18-39

14944

23M→24M

23.0 - 24.0 mi

Top 98%
×6stories
+12ft-82ft

Overall

26009

Males

14822

M18-39

14822

24M→40K

24.0 - 24.9 mi

Top 80%
×1story
+6ft-20ft

Overall

21275

Males

12497

M18-39

12497

40K→25.2M

24.9 - 25.2 mi

Top 91%
×1story
+13ft-16ft

Overall

24250

Males

13921

M18-39

13921

25.2M→Finish

25.2 - 26.2 mi

Top 98%
×2stories
+22ft-21ft

Overall

25959

Males

14787

M18-39

14787

Passing Analysis

Category:
Athletes Passed
1253
Passed By
392
Net Change
+861
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#26356
5K → 10K1936+187#26356#26169
10K → 15K3415+336#26169#25833
15K → 20K17815+163#25833#25670
20K → Half503+47#25670#25623
Half → 25K20142-122#25623#25745
25K → 30K14619+127#25745#25618
30K → 20M1040+104#25618#25514
20M → 21M921+91#25514#25423
21M → 35K1232-20#25423#25443
35K → 23M376-73#25443#25516
23M → 24M349-46#25516#25562
24M → 40K880+88#25562#25474
40K → 25.2M143+11#25474#25463
25.2M → Finish941-32#25463#25495
TOTALS1253392+861
📊

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