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BOSTON MARATHON 2023

Bill Burns

Bib: 23126•M

OH

0:00
0:00
/ mi
Masters
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Overall
#0 / 26622
Gender (Male)
#0 / 15176
Masters (Masters Men)
#0 / 9891
Division (M65-69)
#0 / 549
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
9:32/mi
29:37
↑ 97↓ 3451.5%
10K· 6.21 mi
9:34/mi
59:19
↑ 79↓ 1380.4%
15K· 9.32 mi
9:43/mi
1:29:30
↑ 67↓ 78
20K· 12.43 mi
9:27/mi
1:58:51
↑ 106↓ 860.1%
Half· 13.11 mi
9:23/mi
2:05:15
↑ 19↓ 370.5%
25K· 15.53 mi
9:37/mi
2:28:34
↑ 66↓ 880.2%
30K· 18.64 mi
9:50/mi
2:59:07
↑ 181↓ 1480.2%
20M
9:40/mi
3:12:15
↑ 64↓ 500.2%
21M
10:04/mi
3:22:19
↑ 106↓ 241.6%
35K· 21.75 mi
9:31/mi
3:29:26
↑ 17↓ 861.7%
23M
9:36/mi
3:41:27
↑ 23↓ 630.6%
24M
9:26/mi
3:50:53
↓ 821.3%
40K· 24.85 mi
9:26/mi
3:58:57
↓ 200.3%
25.2M
10:03/mi
4:02:25
↑ 13↓ 160.2%
Finish· 26.22 mi
9:04/mi
4:11:39
↑ 22↓ 21

The Course

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Half Splits

1st Half· via Half⚖️ Balanced
Distance13.11 mi
Time2:05:15
Pace9:33 /mi
2nd Half⚖️ Balanced
Distance13.11 mi
Time2:06:24
Pace9:39 /mi
📊Even Split: Consistent pacing between halves

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:25:4329:379:3229:37
9:32
-
10K
6.21 mi11:55:2559:199:3329:42
9:34
+0:02
15K
9.32 mi12:25:361:29:309:3630:11
9:43
+0:09
20K
12.43 mi12:54:571:58:519:3429:21
9:27
-0:16
Half
13.11 mi13:01:212:05:159:336:24
9:23
-0:04
25K
15.53 mi13:24:402:28:349:3423:19
9:37
+0:14
30K
18.64 mi13:55:132:59:079:3730:33
9:50
+0:13
20M
20.00 mi14:08:213:12:159:3713:08
9:40
-0:10
21M
21.00 mi14:18:253:22:199:3810:04
10:04
+0:24
35K
21.75 mi14:25:323:29:269:387:07
9:31
-0:33
23M
23.00 mi14:37:333:41:279:3812:01
9:36
+0:05
24M
24.00 mi14:46:593:50:539:379:26
9:26
-0:10
40K
24.85 mi14:55:033:58:579:378:04
9:26
0:00
25.2M
25.20 mi14:58:314:02:259:373:28
10:03
+0:37
Finish
26.22 mi15:07:454:11:399:369:14
9:04
-0:59

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

9:04 /mi

Average Pace

9:36 /mi

Slowest Pace

10:04 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

3:58:07

95% of race

Time at Steady Pace

13:32

5% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 9:36 /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 mi11:25:4329:379:3229:37
9:32
#22192
10K
6.21 mi11:55:2559:199:3329:42
9:34
#22451
15K
9.32 mi12:25:361:29:309:3630:11
9:43
#22598
20K
12.43 mi12:54:571:58:519:3429:21
9:27
#22295
Half
13.11 mi13:01:212:05:159:336:24
9:23
#22261
25K
15.53 mi13:24:402:28:349:3423:19
9:37
#22062
30K
18.64 mi13:55:132:59:079:3730:33
9:50
#21772
20M
20.00 mi14:08:213:12:159:3713:08
9:40
#21616
21M
21.00 mi14:18:253:22:199:3810:04
10:04
#21447
35K
21.75 mi14:25:323:29:269:387:07
9:31
#21392
23M
23.00 mi14:37:333:41:279:3812:01
9:36
#21213
24M
24.00 mi14:46:593:50:539:379:26
9:26
#21111
40K
24.85 mi14:55:033:58:579:378:04
9:26
#20989
25.2M
25.20 mi14:58:314:02:259:373:28
10:03
#20931
Finish
26.22 mi15:07:454:11:399:369:14
9:04
#20836
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM65-69Seg. OverallSeg. MalesSeg. M65-69
5K3.11 mi3.11 mi22192131961319622839(Top 86%)13565(Top 89%)13565(Top 2471%)
10K6.21 mi3.10 mi22451-25913350-15413350-15422669(Top 85%)13467(Top 89%)13467(Top 2453%)
15K9.32 mi3.11 mi22598-14713433-8313433-8322839(Top 86%)13565(Top 89%)13565(Top 2471%)
20K12.43 mi3.11 mi22295+30313293+14013293+14021369(Top 80%)12901(Top 85%)12901(Top 2350%)
Half13.11 mi0.68 mi22261+3413274+1913274+1921739(Top 82%)13060(Top 86%)13060(Top 2379%)
25K15.53 mi2.42 mi22062+19913182+9213182+9221177(Top 80%)12787(Top 84%)12787(Top 2329%)
30K18.64 mi3.11 mi21772+29013047+13513047+13520538(Top 77%)12439(Top 82%)12439(Top 2266%)
20M20.00 mi1.36 mi21616+15612964+8312964+8319447(Top 73%)11885(Top 78%)11885(Top 2165%)
21M21.00 mi1.00 mi21447+16912877+8712877+8718263(Top 69%)11343(Top 75%)11343(Top 2066%)
35K21.75 mi0.75 mi21392+5512842+3512842+3519883(Top 75%)12004(Top 79%)12004(Top 2187%)
23M23.00 mi1.25 mi21213+17912739+10312739+10318720(Top 70%)11455(Top 75%)11455(Top 2087%)
24M24.00 mi1.00 mi21111+10212682+5712682+5718969(Top 71%)11524(Top 76%)11524(Top 2099%)
40K24.85 mi0.85 mi20989+12212621+6112621+6118093(Top 68%)11089(Top 73%)11089(Top 2020%)
25.2M25.20 mi0.35 mi20931+5812589+3212589+3217588(Top 66%)10845(Top 71%)10845(Top 1975%)
Finish26.22 mi1.02 mi20836+9512538+5112538+5118274(Top 69%)11207(Top 74%)11207(Top 2041%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 86%
×21story building
+97ft-345ft

Overall

22839

Males

13565

M65-69

13565

5K→10K

3.1 - 6.2 mi

Top 85%
×5story building
+79ft-138ft

Overall

22669

Males

13467

M65-69

13467

10K→15K

6.2 - 9.3 mi

Top 86%
×3story building
+67ft-78ft

Overall

22839

Males

13565

M65-69

13565

15K→20K

9.3 - 12.4 mi

Top 80%
×5story building
+106ft-86ft

Overall

21369

Males

12901

M65-69

12901

20K→Half

12.4 - 13.1 mi

Top 82%
×2story building
+19ft-37ft

Overall

21739

Males

13060

M65-69

13060

Half→25K

13.1 - 15.5 mi

Top 80%
×4story building
+66ft-88ft

Overall

21177

Males

12787

M65-69

12787

25K→30K

15.5 - 18.6 mi

Top 77%
×9story building
+181ft-148ft

Overall

20538

Males

12439

M65-69

12439

30K→20M

18.6 - 20.0 mi

Top 73%
×5story building
+64ft-50ft

Overall

19447

Males

11885

M65-69

11885

20M→21M

20.0 - 21.0 mi

Top 69%
×8story building
+106ft-24ft

Overall

18263

Males

11343

M65-69

11343

21M→35K

21.0 - 21.8 mi

Top 75%
×7story building
+17ft-86ft

Overall

19883

Males

12004

M65-69

12004

35K→23M

21.8 - 23.0 mi

Top 70%
×5story building
+23ft-63ft

Overall

18720

Males

11455

M65-69

11455

23M→24M

23.0 - 24.0 mi

Top 71%
×6story building
+12ft-82ft

Overall

18969

Males

11524

M65-69

11524

24M→40K

24.0 - 24.9 mi

Top 68%
×1story
+6ft-20ft

Overall

18093

Males

11089

M65-69

11089

40K→25.2M

24.9 - 25.2 mi

Top 66%
×1story
+13ft-16ft

Overall

17588

Males

10845

M65-69

10845

25.2M→Finish

25.2 - 26.2 mi

Top 69%
×2story building
+22ft-21ft

Overall

18274

Males

11207

M65-69

11207

Passing Analysis

Category:
Athletes Passed
2089
Passed By
733
Net Change
+1356
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#22192
5K → 10K126385-259#22192#22451
10K → 15K91238-147#22451#22598
15K → 20K32017+303#22598#22295
20K → Half406+34#22295#22261
Half → 25K22021+199#22261#22062
25K → 30K31626+290#22062#21772
30K → 20M1582+156#21772#21616
20M → 21M1712+169#21616#21447
21M → 35K6611+55#21447#21392
35K → 23M1845+179#21392#21213
23M → 24M1075+102#21213#21111
24M → 40K1253+122#21111#20989
40K → 25.2M591+58#20989#20931
25.2M → Finish10611+95#20931#20836
TOTALS2089733+1356
📊

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