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BOSTON MARATHON 2023

Steven Barton

Bib: 30272•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

Course Elevation
7–469 ft
≈
×2stacked redwood trees
•▲ 890 ft climb · ▼ 1342 ft descent
Ribbon color based on
FasterSteadySlower· vs. your average pace
Start
0:00
Race begins
5K· 3.11 mi
10:29/mi
32:35
↑ 97↓ 3451.5%
10K· 6.21 mi
10:20/mi
1:04:40
↑ 79↓ 1380.4%
15K· 9.32 mi
10:27/mi
1:37:08
↑ 67↓ 78
20K· 12.43 mi
10:49/mi
2:10:45
↑ 106↓ 860.1%
Half· 13.11 mi
9:51/mi
2:17:28
↑ 19↓ 370.5%
25K· 15.53 mi
10:28/mi
2:42:50
↑ 66↓ 880.2%
30K· 18.64 mi
11:42/mi
3:19:12
↑ 181↓ 1480.2%
20M
12:04/mi
3:35:36
↑ 64↓ 500.2%
21M
12:34/mi
3:48:10
↑ 106↓ 241.6%
35K· 21.75 mi
10:52/mi
3:56:18
↑ 17↓ 861.7%
23M
12:29/mi
4:11:56
↑ 23↓ 630.6%
24M
13:32/mi
4:25:28
↓ 821.3%
40K· 24.85 mi
12:38/mi
4:36:16
↓ 200.3%
25.2M
13:17/mi
4:40:51
↑ 13↓ 160.2%
Finish· 26.22 mi
10:57/mi
4:52:01
↑ 22↓ 21

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time2:17:28
Pace10:29 /mi
2nd Half
Distance13.11 mi
Time2:34:33
Pace11:47 /mi
📊Positive Split: 12.4% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:53:0132:3510:2932:35
10:29
-
10K
6.21 mi12:25:061:04:4010:2432:05
10:20
-0:09
15K
9.32 mi12:57:341:37:0810:2532:28
10:27
+0:07
20K
12.43 mi13:31:112:10:4510:3133:37
10:49
+0:22
Half
13.11 mi13:37:542:17:2810:296:43
9:51
-0:58
25K
15.53 mi14:03:162:42:5010:2925:22
10:28
+0:37
30K
18.64 mi14:39:383:19:1210:4136:22
11:42
+1:14
20M
20.00 mi14:56:023:35:3610:4716:24
12:04
+0:22
21M
21.00 mi15:08:363:48:1010:5212:34
12:34
+0:30
35K
21.75 mi15:16:443:56:1810:528:08
10:52
-1:42
23M
23.00 mi15:32:224:11:5610:5715:38
12:29
+1:37
24M
24.00 mi15:45:544:25:2811:0413:32
13:32
+1:03
40K
24.85 mi15:56:424:36:1611:0710:48
12:38
-0:54
25.2M
25.20 mi16:01:174:40:5111:094:35
13:17
+0:39
Finish
26.22 mi16:12:274:52:0111:0911:10
10:57
-2:20

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

9:51 /mi

Average Pace

11:09 /mi

Slowest Pace

13:32 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

38:48

13% of race

Time at Steady Pace

2:23:20

49% of race

Time at Slower Pace

1:49:53

38% of race

Average Pace: 11:08 /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 mi11:53:0132:3510:2932:35
10:29
#24677
10K
6.21 mi12:25:061:04:4010:2432:05
10:20
#24499
15K
9.32 mi12:57:341:37:0810:2532:28
10:27
#24479
20K
12.43 mi13:31:112:10:4510:3133:37
10:49
#24457
Half
13.11 mi13:37:542:17:2810:296:43
9:51
#24381
25K
15.53 mi14:03:162:42:5010:2925:22
10:28
#24131
30K
18.64 mi14:39:383:19:1210:4136:22
11:42
#24145
20M
20.00 mi14:56:023:35:3610:4716:24
12:04
#24169
21M
21.00 mi15:08:363:48:1010:5212:34
12:34
#24143
35K
21.75 mi15:16:443:56:1810:528:08
10:52
#24117
23M
23.00 mi15:32:224:11:5610:5715:38
12:29
#24161
24M
24.00 mi15:45:544:25:2811:0413:32
13:32
#24280
40K
24.85 mi15:56:424:36:1611:0710:48
12:38
#24308
25.2M
25.20 mi16:01:174:40:5111:094:35
13:17
#24312
Finish
26.22 mi16:12:274:52:0111:0911:10
10:57
#24317
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM18-39Seg. OverallSeg. MalesSeg. M18-39
5K3.11 mi3.11 mi24677143961439624368(Top 92%)14246(Top 94%)14246(Top 270%)
10K6.21 mi3.10 mi24499+17814319+7714319+7724347(Top 91%)14239(Top 94%)14239(Top 269%)
15K9.32 mi3.11 mi24479+2014306+1314306+1324368(Top 92%)14246(Top 94%)14246(Top 270%)
20K12.43 mi3.11 mi24457+2214290+1614290+1624350(Top 91%)14207(Top 94%)14207(Top 269%)
Half13.11 mi0.68 mi24381+7614247+4314247+4322973(Top 86%)13616(Top 90%)13616(Top 258%)
25K15.53 mi2.42 mi24131+25014131+11614131+11623128(Top 87%)13651(Top 90%)13651(Top 258%)
30K18.64 mi3.11 mi24145-1414120+1114120+1124138(Top 91%)14027(Top 92%)14027(Top 265%)
20M20.00 mi1.36 mi24169-2414112+814112+824281(Top 91%)14033(Top 92%)14033(Top 266%)
21M21.00 mi1.00 mi24143+2614093+1914093+1923536(Top 88%)13685(Top 90%)13685(Top 259%)
35K21.75 mi0.75 mi24117+2614079+1414079+1423062(Top 87%)13421(Top 88%)13421(Top 254%)
23M23.00 mi1.25 mi24161-4414085-614085-624571(Top 92%)14123(Top 93%)14123(Top 267%)
24M24.00 mi1.00 mi24280-11914134-4914134-4925821(Top 97%)14712(Top 97%)14712(Top 278%)
40K24.85 mi0.85 mi24308-2814142-814142-824582(Top 92%)14088(Top 93%)14088(Top 267%)
25.2M25.20 mi0.35 mi24312-414140+214140+224293(Top 91%)13943(Top 92%)13943(Top 264%)
Finish26.22 mi1.02 mi24317-514137+314137+323884(Top 90%)13765(Top 91%)13765(Top 260%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 92%
×21story building
+97ft-345ft

Overall

24368

Males

14246

M18-39

14246

5K→10K

3.1 - 6.2 mi

Top 91%
×5story building
+79ft-138ft

Overall

24347

Males

14239

M18-39

14239

10K→15K

6.2 - 9.3 mi

Top 92%
×3story building
+67ft-78ft

Overall

24368

Males

14246

M18-39

14246

15K→20K

9.3 - 12.4 mi

Top 91%
×5story building
+106ft-86ft

Overall

24350

Males

14207

M18-39

14207

20K→Half

12.4 - 13.1 mi

Top 86%
×2story building
+19ft-37ft

Overall

22973

Males

13616

M18-39

13616

Half→25K

13.1 - 15.5 mi

Top 87%
×4story building
+66ft-88ft

Overall

23128

Males

13651

M18-39

13651

25K→30K

15.5 - 18.6 mi

Top 91%
×9story building
+181ft-148ft

Overall

24138

Males

14027

M18-39

14027

30K→20M

18.6 - 20.0 mi

Top 91%
×5story building
+64ft-50ft

Overall

24281

Males

14033

M18-39

14033

20M→21M

20.0 - 21.0 mi

Top 88%
×8story building
+106ft-24ft

Overall

23536

Males

13685

M18-39

13685

21M→35K

21.0 - 21.8 mi

Top 87%
×7story building
+17ft-86ft

Overall

23062

Males

13421

M18-39

13421

35K→23M

21.8 - 23.0 mi

Top 92%
×5story building
+23ft-63ft

Overall

24571

Males

14123

M18-39

14123

23M→24M

23.0 - 24.0 mi

Top 97%
×6story building
+12ft-82ft

Overall

25821

Males

14712

M18-39

14712

24M→40K

24.0 - 24.9 mi

Top 92%
×1story
+6ft-20ft

Overall

24582

Males

14088

M18-39

14088

40K→25.2M

24.9 - 25.2 mi

Top 91%
×1story
+13ft-16ft

Overall

24293

Males

13943

M18-39

13943

25.2M→Finish

25.2 - 26.2 mi

Top 90%
×2story building
+22ft-21ft

Overall

23884

Males

13765

M18-39

13765

Passing Analysis

Category:
Athletes Passed
1186
Passed By
826
Net Change
+360
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#24677
5K → 10K305127+178#24677#24499
10K → 15K137117+20#24499#24479
15K → 20K10785+22#24479#24457
20K → Half782+76#24457#24381
Half → 25K2533+250#24381#24131
25K → 30K101115-14#24131#24145
30K → 20M4569-24#24145#24169
20M → 21M5024+26#24169#24143
21M → 35K315+26#24143#24117
35K → 23M2266-44#24117#24161
23M → 24M7126-119#24161#24280
24M → 40K1644-28#24280#24308
40K → 25.2M1216-4#24308#24312
25.2M → Finish2227-5#24312#24317
TOTALS1186826+360
📊

Passing Visuals

Category:
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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