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BOSTON MARATHON 2023

David Stanton

Bib: 13056•M

MA

0:00
0:00
/ mi
Masters
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Overall
#0 / 26622
Top 32%
Gender (Male)
#0 / 15176
Top 47%
Masters (Masters Men)
#0 / 9891
Top 35%
Division (M45-49)
#0 / 2252
Top 47%
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
7:40/mi
23:48
↑ 97↓ 3451.5%
10K· 6.21 mi
7:26/mi
46:55
↑ 79↓ 1380.4%
15K· 9.32 mi
7:24/mi
1:09:55
↑ 67↓ 78
20K· 12.43 mi
7:34/mi
1:33:26
↑ 106↓ 860.1%
Half· 13.11 mi
7:27/mi
1:38:31
↑ 19↓ 370.5%
25K· 15.53 mi
7:34/mi
1:56:52
↑ 66↓ 880.2%
30K· 18.64 mi
7:34/mi
2:20:23
↑ 181↓ 1480.2%
20M
7:53/mi
2:31:05
↑ 64↓ 500.2%
21M
7:53/mi
2:38:58
↑ 106↓ 241.6%
35K· 21.75 mi
7:33/mi
2:44:37
↑ 17↓ 861.7%
23M
7:42/mi
2:54:15
↑ 23↓ 630.6%
24M
7:18/mi
3:01:33
↓ 821.3%
40K· 24.85 mi
7:31/mi
3:07:59
↓ 200.3%
25.2M
7:58/mi
3:10:44
↑ 13↓ 160.2%
Finish· 26.22 mi
6:58/mi
3:17:50
↑ 22↓ 21

The Course

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Half Splits

1st Half· via Half⚖️ Balanced
Distance13.11 mi
Time1:38:31
Pace7:31 /mi
2nd Half⚖️ Balanced
Distance13.11 mi
Time1:39:19
Pace7:35 /mi
📊Even Split: Consistent pacing between halves

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:52:2623:487:4023:48
7:40
-
10K
6.21 mi11:15:3346:557:3323:07
7:26
-0:14
15K
9.32 mi11:38:331:09:557:3023:00
7:24
-0:02
20K
12.43 mi12:02:041:33:267:3123:31
7:34
+0:10
Half
13.11 mi12:07:091:38:317:315:05
7:27
-0:07
25K
15.53 mi12:25:301:56:527:3118:21
7:34
+0:07
30K
18.64 mi12:49:012:20:237:3223:31
7:34
0:00
20M
20.00 mi12:59:432:31:057:3310:42
7:53
+0:19
21M
21.00 mi13:07:362:38:587:347:53
7:53
0:00
35K
21.75 mi13:13:152:44:377:345:39
7:33
-0:20
23M
23.00 mi13:22:532:54:157:359:38
7:42
+0:09
24M
24.00 mi13:30:113:01:337:347:18
7:18
-0:24
40K
24.85 mi13:36:373:07:597:346:26
7:31
+0:13
25.2M
25.20 mi13:39:223:10:447:342:45
7:58
+0:27
Finish
26.22 mi13:46:283:17:507:337:06
6:58
-1:00

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

6:58 /mi

Average Pace

7:33 /mi

Slowest Pace

7:58 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:23:04

72% of race

Time at Steady Pace

54:46

28% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 7:33 /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 mi10:52:2623:487:4023:48
7:40
#11092
10K
6.21 mi11:15:3346:557:3323:07
7:26
#10471
15K
9.32 mi11:38:331:09:557:3023:00
7:24
#10056
20K
12.43 mi12:02:041:33:267:3123:31
7:34
#9992
Half
13.11 mi12:07:091:38:317:315:05
7:27
#9971
25K
15.53 mi12:25:301:56:527:3118:21
7:34
#9835
30K
18.64 mi12:49:012:20:237:3223:31
7:34
#9403
20M
20.00 mi12:59:432:31:057:3310:42
7:53
#9398
21M
21.00 mi13:07:362:38:587:347:53
7:53
#9181
35K
21.75 mi13:13:152:44:377:345:39
7:33
#9151
23M
23.00 mi13:22:532:54:157:359:38
7:42
#9044
24M
24.00 mi13:30:113:01:337:347:18
7:18
#8889
40K
24.85 mi13:36:373:07:597:346:26
7:31
#8807
25.2M
25.20 mi13:39:223:10:447:342:45
7:58
#8741
Finish
26.22 mi13:46:283:17:507:337:06
6:58
#8561
Faster pace
Steady pace
Slower pace
Est.Checkpoint not recorded (estimated)
~Segment time uses estimated prior

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM45-49Seg. OverallSeg. MalesSeg. M45-49
5K3.11 mi3.11 mi11092869686969341(Top 35%)7765(Top 51%)7765(Top 345%)
10K6.21 mi3.10 mi10471+6218400+2968400+2969961(Top 37%)8145(Top 54%)8145(Top 362%)
15K9.32 mi3.11 mi10056+4158194+2068194+2069341(Top 35%)7765(Top 51%)7765(Top 345%)
20K12.43 mi3.11 mi9992+648146+488146+489833(Top 37%)7981(Top 53%)7981(Top 354%)
Half13.11 mi0.68 mi9971+218132+148132+149745(Top 37%)7938(Top 52%)7938(Top 352%)
25K15.53 mi2.42 mi9835+1368039+938039+939278(Top 35%)7593(Top 50%)7593(Top 337%)
30K18.64 mi3.11 mi9403+4327736+3037736+3037713(Top 29%)6521(Top 43%)6521(Top 290%)
20M20.00 mi1.36 mi9398+57716+207716+209431(Top 35%)7424(Top 49%)7424(Top 330%)
21M21.00 mi1.00 mi9181+2177557+1597557+1596601(Top 25%)5602(Top 37%)5602(Top 249%)
35K21.75 mi0.75 mi9151+307528+297528+298879(Top 33%)7003(Top 46%)7003(Top 311%)
23M23.00 mi1.25 mi9044+1077445+837445+837682(Top 29%)6232(Top 41%)6232(Top 277%)
24M24.00 mi1.00 mi8889+1557323+1227323+1226385(Top 24%)5348(Top 35%)5348(Top 237%)
40K24.85 mi0.85 mi8807+827255+687255+686851(Top 26%)5549(Top 37%)5549(Top 246%)
25.2M25.20 mi0.35 mi8741+667204+517204+516351(Top 24%)5187(Top 34%)5187(Top 230%)
Finish26.22 mi1.02 mi8561+1807083+1217083+1215021(Top 19%)4292(Top 28%)4292(Top 191%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 35%
×21story building
+97ft-345ft

Overall

9341

Males

7765

M45-49

7765

5K→10K

3.1 - 6.2 mi

Top 37%
×5story building
+79ft-138ft

Overall

9961

Males

8145

M45-49

8145

10K→15K

6.2 - 9.3 mi

Top 35%
×3story building
+67ft-78ft

Overall

9341

Males

7765

M45-49

7765

15K→20K

9.3 - 12.4 mi

Top 37%
×5story building
+106ft-86ft

Overall

9833

Males

7981

M45-49

7981

20K→Half

12.4 - 13.1 mi

Top 37%
×2story building
+19ft-37ft

Overall

9745

Males

7938

M45-49

7938

Half→25K

13.1 - 15.5 mi

Top 35%
×4story building
+66ft-88ft

Overall

9278

Males

7593

M45-49

7593

25K→30K

15.5 - 18.6 mi

Top 29%
×9story building
+181ft-148ft

Overall

7713

Males

6521

M45-49

6521

30K→20M

18.6 - 20.0 mi

Top 35%
×5story building
+64ft-50ft

Overall

9431

Males

7424

M45-49

7424

20M→21M

20.0 - 21.0 mi

Top 25%
×8story building
+106ft-24ft

Overall

6601

Males

5602

M45-49

5602

21M→35K

21.0 - 21.8 mi

Top 33%
×7story building
+17ft-86ft

Overall

8879

Males

7003

M45-49

7003

35K→23M

21.8 - 23.0 mi

Top 29%
×5story building
+23ft-63ft

Overall

7682

Males

6232

M45-49

6232

23M→24M

23.0 - 24.0 mi

Top 24%
×6story building
+12ft-82ft

Overall

6385

Males

5348

M45-49

5348

24M→40K

24.0 - 24.9 mi

Top 26%
×1story
+6ft-20ft

Overall

6851

Males

5549

M45-49

5549

40K→25.2M

24.9 - 25.2 mi

Top 24%
×1story
+13ft-16ft

Overall

6351

Males

5187

M45-49

5187

25.2M→Finish

25.2 - 26.2 mi

Top 19%
×2story building
+22ft-21ft

Overall

5021

Males

4292

M45-49

4292

Passing Analysis

Category:
Athletes Passed
3042*
Passed By
511
Net Change
+2531
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#11092
5K → 10K692*71+621#11092#10471
10K → 15K45641+415#10471#10056
15K → 20K210*146+64#10056#9992
20K → Half3918+21#9992#9971
Half → 25K17640+136#9971#9835
25K → 30K448*16+432#9835#9403
30K → 20M8378+5#9403#9398
20M → 21M2247+217#9398#9181
21M → 35K5222+30#9181#9151
35K → 23M13629+107#9151#9044
23M → 24M16813+155#9044#8889
24M → 40K10220+82#8889#8807
40K → 25.2M726+66#8807#8741
25.2M → Finish1844+180#8741#8561
TOTALS3042*511+2531

* Includes athletes who did not complete a segment (DNF/DNQ).

📊

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