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BOSTON MARATHON 2023

Gus Tolton

Bib: 5252•M

VA

0:00
0:00
/ mi
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Overall
#0 / 26622
Top 24%
Gender (Male)
#0 / 15176
Top 38%
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
21:22
Rank: #5383
Start → 5K
21:22 | 6:53/mi
10K· 6.21 mi
42:24
Rank: #5162 (+221)
5K → 10K
21:02 | 6:46/mi
15K· 9.32 mi
1:04:08
Rank: #5711 (-549)
10K → 15K
21:44 | 7:00/mi
20K· 12.43 mi
1:25:20
Rank: #5462 (+249)
15K → 20K
21:12 | 6:49/mi
Half· 13.11 mi
1:29:56
Rank: #5436 (+26)
20K → Half
4:36 | 6:45/mi
25K· 15.53 mi
1:49:37
Rank: #6535 (-1099)
Half → 25K
19:41 | 8:07/mi
30K· 18.64 mi
2:11:59
Rank: #6296 (+239)
25K → 30K
22:22 | 7:12/mi
20M
2:21:53
Rank: #6206 (+90)
30K → 20M
9:54 | 7:17/mi
21M
2:29:38
Rank: #6138 (+68)
20M → 21M
7:45 | 7:45/mi
35K· 21.75 mi
2:35:06
Rank: #6158 (-20)
21M → 35K
5:28 | 7:18/mi
23M
2:44:40
Rank: #6160 (-2)
35K → 23M
9:34 | 7:38/mi
24M
2:52:31
Rank: #6246 (-86)
23M → 24M
7:51 | 7:51/mi
40K· 24.85 mi
2:59:27
Rank: #6361 (-115)
24M → 40K
6:56 | 8:07/mi
25.2M
3:02:22
Rank: #6378 (-17)
40K → 25.2M
2:55 | 8:27/mi
Finish· 26.22 mi
3:10:10
Rank: #6458 (-80)
25.2M → Finish
7:48 | 7:39/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:29:56
Pace6:52 /mi
2nd Half
Distance13.11 mi
Time1:40:14
Pace7:39 /mi
📊Positive Split: 11.5% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:24:2021:226:5321:22
6:53
-
10K
6.21 mi10:45:2242:246:4921:02
6:46
-0:07
15K
9.32 mi11:07:061:04:086:5321:44
7:00
+0:14
20K
12.43 mi11:28:181:25:206:5221:12
6:49
-0:11
Half
13.11 mi11:32:541:29:566:524:36
6:45
-0:04
25K
15.53 mi11:52:351:49:377:0319:41
8:07
+1:22
30K
18.64 mi12:14:572:11:597:0522:22
7:12
-0:55
20M
20.00 mi12:24:512:21:537:069:54
7:17
+0:05
21M
21.00 mi12:32:362:29:387:087:45
7:45
+0:28
35K
21.75 mi12:38:042:35:067:085:28
7:18
-0:27
23M
23.00 mi12:47:382:44:407:109:34
7:38
+0:20
24M
24.00 mi12:55:292:52:317:117:51
7:51
+0:13
40K
24.85 mi13:02:252:59:277:136:56
8:07
+0:16
25.2M
25.20 mi13:05:203:02:227:142:55
8:27
+0:20
Finish
26.22 mi13:13:083:10:107:157:48
7:39
-0:48

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

6:45 /mi

Average Pace

7:15 /mi

Slowest Pace

8:27 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

1:29:56

47% of race

Time at Steady Pace

37:44

20% of race

Time at Slower Pace

1:02:30

33% of race

Average Pace: 7:15 /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 mi10:24:2021:226:5321:22
6:53
#5383
10K
6.21 mi10:45:2242:246:4921:02
6:46
#5162
15K
9.32 mi11:07:061:04:086:5321:44
7:00
#5711
20K
12.43 mi11:28:181:25:206:5221:12
6:49
#5462
Half
13.11 mi11:32:541:29:566:524:36
6:45
#5436
25K
15.53 mi11:52:351:49:377:0319:41
8:07
#6535
30K
18.64 mi12:14:572:11:597:0522:22
7:12
#6296
20M
20.00 mi12:24:512:21:537:069:54
7:17
#6206
21M
21.00 mi12:32:362:29:387:087:45
7:45
#6138
35K
21.75 mi12:38:042:35:067:085:28
7:18
#6158
23M
23.00 mi12:47:382:44:407:109:34
7:38
#6160
24M
24.00 mi12:55:292:52:317:117:51
7:51
#6246
40K
24.85 mi13:02:252:59:277:136:56
8:07
#6361
25.2M
25.20 mi13:05:203:02:227:142:55
8:27
#6378
Finish
26.22 mi13:13:083:10:107:157:48
7:39
#6458
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM18-39Seg. OverallSeg. MalesSeg. M18-39
5K3.11 mi3.11 mi5383497449746525(Top 25%)5879(Top 39%)5879(Top 111%)
10K6.21 mi3.10 mi5162+2214782+1924782+1925005(Top 19%)4637(Top 31%)4637(Top 88%)
15K9.32 mi3.11 mi5711-5495245-4635245-4636525(Top 25%)5879(Top 39%)5879(Top 111%)
20K12.43 mi3.11 mi5462+2495041+2045041+2044674(Top 18%)4352(Top 29%)4352(Top 82%)
Half13.11 mi0.68 mi5436+265025+165025+164820(Top 18%)4482(Top 30%)4482(Top 85%)
25K15.53 mi2.42 mi6535-10995878-8535878-85313602(Top 51%)9598(Top 63%)9598(Top 182%)
30K18.64 mi3.11 mi6296+2395682+1965682+1965499(Top 21%)4996(Top 33%)4996(Top 95%)
20M20.00 mi1.36 mi6206+905607+755607+755563(Top 21%)4975(Top 33%)4975(Top 94%)
21M21.00 mi1.00 mi6138+685547+605547+605903(Top 22%)5130(Top 34%)5130(Top 97%)
35K21.75 mi0.75 mi6158-205554-75554-77135(Top 27%)5975(Top 39%)5975(Top 113%)
23M23.00 mi1.25 mi6160-25546+85546+87333(Top 28%)6013(Top 40%)6013(Top 114%)
24M24.00 mi1.00 mi6246-865599-535599-5310102(Top 38%)7436(Top 49%)7436(Top 141%)
40K24.85 mi0.85 mi6361-1155670-715670-7110715(Top 40%)7691(Top 51%)7691(Top 146%)
25.2M25.20 mi0.35 mi6378-175679-95679-99139(Top 34%)6799(Top 45%)6799(Top 129%)
Finish26.22 mi1.02 mi6458-805720-415720-419621(Top 36%)7072(Top 47%)7072(Top 134%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 25%
×21stories
+97ft-345ft

Overall

6525

Males

5879

M18-39

5879

5K→10K

3.1 - 6.2 mi

Top 19%
×5stories
+79ft-138ft

Overall

5005

Males

4637

M18-39

4637

10K→15K

6.2 - 9.3 mi

Top 25%
×3stories
+67ft-78ft

Overall

6525

Males

5879

M18-39

5879

15K→20K

9.3 - 12.4 mi

Top 18%
×5stories
+106ft-86ft

Overall

4674

Males

4352

M18-39

4352

20K→Half

12.4 - 13.1 mi

Top 18%
×2stories
+19ft-37ft

Overall

4820

Males

4482

M18-39

4482

Half→25K

13.1 - 15.5 mi

Top 51%
×4stories
+66ft-88ft

Overall

13602

Males

9598

M18-39

9598

25K→30K

15.5 - 18.6 mi

Top 21%
×9stories
+181ft-148ft

Overall

5499

Males

4996

M18-39

4996

30K→20M

18.6 - 20.0 mi

Top 21%
×5stories
+64ft-50ft

Overall

5563

Males

4975

M18-39

4975

20M→21M

20.0 - 21.0 mi

Top 22%
×8stories
+106ft-24ft

Overall

5903

Males

5130

M18-39

5130

21M→35K

21.0 - 21.8 mi

Top 27%
×7stories
+17ft-86ft

Overall

7135

Males

5975

M18-39

5975

35K→23M

21.8 - 23.0 mi

Top 28%
×5stories
+23ft-63ft

Overall

7333

Males

6013

M18-39

6013

23M→24M

23.0 - 24.0 mi

Top 38%
×6stories
+12ft-82ft

Overall

10102

Males

7436

M18-39

7436

24M→40K

24.0 - 24.9 mi

Top 40%
×1story
+6ft-20ft

Overall

10715

Males

7691

M18-39

7691

40K→25.2M

24.9 - 25.2 mi

Top 34%
×1story
+13ft-16ft

Overall

9139

Males

6799

M18-39

6799

25.2M→Finish

25.2 - 26.2 mi

Top 36%
×2stories
+22ft-21ft

Overall

9621

Males

7072

M18-39

7072

Passing Analysis

Category:
Athletes Passed
1286
Passed By
2361
Net Change
-1075
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#5383
5K → 10K32099+221#5383#5162
10K → 15K14563-549#5162#5711
15K → 20K26617+249#5711#5462
20K → Half359+26#5462#5436
Half → 25K41103-1099#5436#6535
25K → 30K25617+239#6535#6296
30K → 20M11121+90#6296#6206
20M → 21M8517+68#6206#6138
21M → 35K2747-20#6138#6158
35K → 23M6870-2#6158#6160
23M → 24M36122-86#6160#6246
24M → 40K23138-115#6246#6361
40K → 25.2M1835-17#6361#6378
25.2M → Finish23103-80#6378#6458
TOTALS12862361-1075
📊

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