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BOSTON MARATHON 2023

Dennis Jones

Bib: 26766•M

FL

0:00
0:00
/ mi
Masters
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Overall
#0 / 26622
Gender (Male)
#0 / 15176
Masters (Masters Men)
#0 / 9891
Division (M55-59)
#0 / 1422
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
9:38/mi
29:56
↑ 97↓ 3451.5%
10K· 6.21 mi
9:18/mi
58:49
↑ 79↓ 1380.4%
15K· 9.32 mi
8:56/mi
1:26:34
↑ 67↓ 78
20K· 12.43 mi
9:05/mi
1:54:48
↑ 106↓ 860.1%
Half· 13.11 mi
8:49/mi
2:00:49
↑ 19↓ 370.5%
25K· 15.53 mi
8:55/mi
2:22:27
↑ 66↓ 880.2%
30K· 18.64 mi
10:03/mi
2:53:39
↑ 181↓ 1480.2%
20M
9:21/mi
3:06:22
↑ 64↓ 500.2%
21M
9:55/mi
3:16:17
↑ 106↓ 241.6%
35K· 21.75 mi
9:29/mi
3:23:23
↑ 17↓ 861.7%
23M
9:24/mi
3:35:09
↑ 23↓ 630.6%
24M
9:32/mi
3:44:41
↓ 821.3%
40K· 24.85 mi
9:44/mi
3:53:00
↓ 200.3%
25.2M
10:35/mi
3:56:39
↑ 13↓ 160.2%
Finish· 26.22 mi
9:47/mi
4:06:37
↑ 22↓ 21

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time2:00:49
Pace9:13 /mi
2nd Half
Distance13.11 mi
Time2:05:48
Pace9:36 /mi
📊Positive Split: 4.1% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:51:5029:569:3829:56
9:38
-
10K
6.21 mi12:20:4358:499:2828:53
9:18
-0:20
15K
9.32 mi12:48:281:26:349:1727:45
8:56
-0:22
20K
12.43 mi13:16:421:54:489:1428:14
9:05
+0:09
Half
13.11 mi13:22:432:00:499:136:01
8:49
-0:16
25K
15.53 mi13:44:212:22:279:1021:38
8:55
+0:06
30K
18.64 mi14:15:332:53:399:1931:12
10:03
+1:08
20M
20.00 mi14:28:163:06:229:1912:43
9:21
-0:42
21M
21.00 mi14:38:113:16:179:219:55
9:55
+0:34
35K
21.75 mi14:45:173:23:239:217:06
9:29
-0:26
23M
23.00 mi14:57:033:35:099:2111:46
9:24
-0:05
24M
24.00 mi15:06:353:44:419:229:32
9:32
+0:08
40K
24.85 mi15:14:543:53:009:228:19
9:44
+0:12
25.2M
25.20 mi15:18:333:56:399:233:39
10:35
+0:51
Finish
26.22 mi15:28:314:06:379:259:58
9:47
-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

8:49 /mi

Average Pace

9:25 /mi

Slowest Pace

10:35 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

1:23:38

34% of race

Time at Steady Pace

1:39:56

41% of race

Time at Slower Pace

1:03:03

26% of race

Average Pace: 9:24 /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 mi11:51:5029:569:3829:56
9:38
#22470
10K
6.21 mi12:20:4358:499:2828:53
9:18
#22242
15K
9.32 mi12:48:281:26:349:1727:45
8:56
#21654
20K
12.43 mi13:16:421:54:489:1428:14
9:05
#21300
Half
13.11 mi13:22:432:00:499:136:01
8:49
#21232
25K
15.53 mi13:44:212:22:279:1021:38
8:55
#20834
30K
18.64 mi14:15:332:53:399:1931:12
10:03
#20886
20M
20.00 mi14:28:163:06:229:1912:43
9:21
#20661
21M
21.00 mi14:38:113:16:179:219:55
9:55
#20495
35K
21.75 mi14:45:173:23:239:217:06
9:29
#20459
23M
23.00 mi14:57:033:35:099:2111:46
9:24
#20314
24M
24.00 mi15:06:353:44:419:229:32
9:32
#20274
40K
24.85 mi15:14:543:53:009:228:19
9:44
#20223
25.2M
25.20 mi15:18:333:56:399:233:39
10:35
#20206
Finish
26.22 mi15:28:314:06:379:259:58
9:47
#20228
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM55-59Seg. OverallSeg. MalesSeg. M55-59
5K3.11 mi3.11 mi22470133291332920184(Top 76%)12394(Top 82%)12394(Top 872%)
10K6.21 mi3.10 mi22242+22813251+7813251+7821917(Top 82%)13115(Top 86%)13115(Top 922%)
15K9.32 mi3.11 mi21654+58812984+26712984+26720184(Top 76%)12394(Top 82%)12394(Top 872%)
20K12.43 mi3.11 mi21300+35412849+13512849+13520075(Top 75%)12343(Top 81%)12343(Top 868%)
Half13.11 mi0.68 mi21232+6812821+2812821+2819576(Top 74%)12139(Top 80%)12139(Top 854%)
25K15.53 mi2.42 mi20834+39812645+17612645+17618570(Top 70%)11658(Top 77%)11658(Top 820%)
30K18.64 mi3.11 mi20886-5212659-1412659-1421141(Top 79%)12693(Top 84%)12693(Top 893%)
20M20.00 mi1.36 mi20661+22512529+13012529+13018263(Top 69%)11359(Top 75%)11359(Top 799%)
21M21.00 mi1.00 mi20495+16612444+8512444+8517712(Top 67%)11108(Top 73%)11108(Top 781%)
35K21.75 mi0.75 mi20459+3612419+2512419+2519812(Top 74%)11972(Top 79%)11972(Top 842%)
23M23.00 mi1.25 mi20314+14512347+7212347+7217931(Top 67%)11089(Top 73%)11089(Top 780%)
24M24.00 mi1.00 mi20274+4012320+2712320+2719325(Top 73%)11680(Top 77%)11680(Top 821%)
40K24.85 mi0.85 mi20223+5112285+3512285+3519110(Top 72%)11546(Top 76%)11546(Top 812%)
25.2M25.20 mi0.35 mi20206+1712276+912276+919337(Top 73%)11628(Top 77%)11628(Top 818%)
Finish26.22 mi1.02 mi20228-2212277-112277-121069(Top 79%)12450(Top 82%)12450(Top 876%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 76%
×21story building
+97ft-345ft

Overall

20184

Males

12394

M55-59

12394

5K→10K

3.1 - 6.2 mi

Top 82%
×5story building
+79ft-138ft

Overall

21917

Males

13115

M55-59

13115

10K→15K

6.2 - 9.3 mi

Top 76%
×3story building
+67ft-78ft

Overall

20184

Males

12394

M55-59

12394

15K→20K

9.3 - 12.4 mi

Top 75%
×5story building
+106ft-86ft

Overall

20075

Males

12343

M55-59

12343

20K→Half

12.4 - 13.1 mi

Top 74%
×2story building
+19ft-37ft

Overall

19576

Males

12139

M55-59

12139

Half→25K

13.1 - 15.5 mi

Top 70%
×4story building
+66ft-88ft

Overall

18570

Males

11658

M55-59

11658

25K→30K

15.5 - 18.6 mi

Top 79%
×9story building
+181ft-148ft

Overall

21141

Males

12693

M55-59

12693

30K→20M

18.6 - 20.0 mi

Top 69%
×5story building
+64ft-50ft

Overall

18263

Males

11359

M55-59

11359

20M→21M

20.0 - 21.0 mi

Top 67%
×8story building
+106ft-24ft

Overall

17712

Males

11108

M55-59

11108

21M→35K

21.0 - 21.8 mi

Top 74%
×7story building
+17ft-86ft

Overall

19812

Males

11972

M55-59

11972

35K→23M

21.8 - 23.0 mi

Top 67%
×5story building
+23ft-63ft

Overall

17931

Males

11089

M55-59

11089

23M→24M

23.0 - 24.0 mi

Top 73%
×6story building
+12ft-82ft

Overall

19325

Males

11680

M55-59

11680

24M→40K

24.0 - 24.9 mi

Top 72%
×1story
+6ft-20ft

Overall

19110

Males

11546

M55-59

11546

40K→25.2M

24.9 - 25.2 mi

Top 73%
×1story
+13ft-16ft

Overall

19337

Males

11628

M55-59

11628

25.2M→Finish

25.2 - 26.2 mi

Top 79%
×2story building
+22ft-21ft

Overall

21069

Males

12450

M55-59

12450

Passing Analysis

Category:
Athletes Passed
2750
Passed By
508
Net Change
+2242
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#22470
5K → 10K378150+228#22470#22242
10K → 15K5924+588#22242#21654
15K → 20K38329+354#21654#21300
20K → Half702+68#21300#21232
Half → 25K4002+398#21232#20834
25K → 30K128180-52#20834#20886
30K → 20M2272+225#20886#20661
20M → 21M1748+166#20661#20495
21M → 35K6024+36#20495#20459
35K → 23M15510+145#20459#20314
23M → 24M6323+40#20314#20274
24M → 40K6514+51#20274#20223
40K → 25.2M269+17#20223#20206
25.2M → Finish2951-22#20206#20228
TOTALS2750508+2242
📊

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