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BOSTON MARATHON 2023

Riccardo Bonacini

Bib: 30942•M

0:00
0:00
/ mi
Masters
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Overall
#0 / 26622
Gender (Male)
#0 / 15176
Masters (Masters Men)
#0 / 9891
Division (M50-54)
#0 / 2052
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
9:21/mi
29:03
↑ 97↓ 3451.5%
10K· 6.21 mi
9:32/mi
58:40
↑ 79↓ 1380.4%
15K· 9.32 mi
9:06/mi
1:26:56
↑ 67↓ 78
20K· 12.43 mi
9:15/mi
1:55:40
↑ 106↓ 860.1%
Half· 13.11 mi
8:59/mi
2:01:48
↑ 19↓ 370.5%
25K· 15.53 mi
9:43/mi
2:25:22
↑ 66↓ 880.2%
30K· 18.64 mi
9:20/mi
2:54:21
↑ 181↓ 1480.2%
20M
9:07/mi
3:06:44
↑ 64↓ 500.2%
21M
10:33/mi
3:17:17
↑ 106↓ 241.6%
35K· 21.75 mi
8:20/mi
3:23:31
↑ 17↓ 861.7%
23M
8:31/mi
3:34:11
↑ 23↓ 630.6%
24M
8:37/mi
3:42:48
↓ 821.3%
40K· 24.85 mi
8:32/mi
3:50:06
↓ 200.3%
25.2M
10:09/mi
3:53:36
↑ 13↓ 160.2%
Finish· 26.22 mi
8:57/mi
4:02:43
↑ 22↓ 21

The Course

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Half Splits

1st Half· via Half⚖️ Balanced
Distance13.11 mi
Time2:01:48
Pace9:17 /mi
2nd Half⚖️ Balanced
Distance13.11 mi
Time2:00:55
Pace9:13 /mi
📊Even Split: Consistent pacing between halves

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:49:5529:039:2129:03
9:21
-
10K
6.21 mi12:19:3258:409:2629:37
9:32
+0:11
15K
9.32 mi12:47:481:26:569:2028:16
9:06
-0:26
20K
12.43 mi13:16:321:55:409:1828:44
9:15
+0:09
Half
13.11 mi13:22:402:01:489:176:08
8:59
-0:16
25K
15.53 mi13:46:142:25:229:2123:34
9:43
+0:44
30K
18.64 mi14:15:132:54:219:2128:59
9:20
-0:23
20M
20.00 mi14:27:363:06:449:2012:23
9:07
-0:13
21M
21.00 mi14:38:093:17:179:2410:33
10:33
+1:26
35K
21.75 mi14:44:233:23:319:216:14
8:20
-2:13
23M
23.00 mi14:55:033:34:119:1910:40
8:31
+0:11
24M
24.00 mi15:03:403:42:489:178:37
8:37
+0:06
40K
24.85 mi15:10:583:50:069:157:18
8:32
-0:05
25.2M
25.20 mi15:14:283:53:369:163:30
10:09
+1:37
Finish
26.22 mi15:23:354:02:439:169:07
8:57
-1:12

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

8:20 /mi

Average Pace

9:16 /mi

Slowest Pace

10:33 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

32:49

14% of race

Time at Steady Pace

2:22:40

59% of race

Time at Slower Pace

1:07:14

28% of race

Average Pace: 9:15 /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 mi11:49:5529:039:2129:03
9:21
#21674
10K
6.21 mi12:19:3258:409:2629:37
9:32
#22175
15K
9.32 mi12:47:481:26:569:2028:16
9:06
#21758
20K
12.43 mi13:16:321:55:409:1828:44
9:15
#21527
Half
13.11 mi13:22:402:01:489:176:08
8:59
#21468
25K
15.53 mi13:46:142:25:229:2123:34
9:43
#21481
30K
18.64 mi14:15:132:54:219:2128:59
9:20
#21010
20M
20.00 mi14:27:363:06:449:2012:23
9:07
#20727
21M
21.00 mi14:38:093:17:179:2410:33
10:33
#20660
35K
21.75 mi14:44:233:23:319:216:14
8:20
#20486
23M
23.00 mi14:55:033:34:119:1910:40
8:31
#20168
24M
24.00 mi15:03:403:42:489:178:37
8:37
#20015
40K
24.85 mi15:10:583:50:069:157:18
8:32
#19811
25.2M
25.20 mi15:14:283:53:369:163:30
10:09
#19783
Finish
26.22 mi15:23:354:02:439:169:07
8:57
#19723
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM50-54Seg. OverallSeg. MalesSeg. M50-54
5K3.11 mi3.11 mi21674129221292220932(Top 79%)12711(Top 84%)12711(Top 619%)
10K6.21 mi3.10 mi22175-50113217-29513217-29522597(Top 85%)13434(Top 89%)13434(Top 655%)
15K9.32 mi3.11 mi21758+41713034+18313034+18320932(Top 79%)12711(Top 84%)12711(Top 619%)
20K12.43 mi3.11 mi21527+23112938+9612938+9620760(Top 78%)12645(Top 83%)12645(Top 616%)
Half13.11 mi0.68 mi21468+5912918+2012918+2020370(Top 77%)12456(Top 82%)12456(Top 607%)
25K15.53 mi2.42 mi21481-1312924-612924-621515(Top 81%)12927(Top 85%)12927(Top 630%)
30K18.64 mi3.11 mi21010+47112700+22412700+22418744(Top 70%)11672(Top 77%)11672(Top 569%)
20M20.00 mi1.36 mi20727+28312566+13412566+13417127(Top 64%)10871(Top 72%)10871(Top 530%)
21M21.00 mi1.00 mi20660+6712524+4212524+4219733(Top 74%)11929(Top 79%)11929(Top 581%)
35K21.75 mi0.75 mi20486+17412430+9412430+9414286(Top 54%)9564(Top 63%)9564(Top 466%)
23M23.00 mi1.25 mi20168+31812280+15012280+15013356(Top 50%)9079(Top 60%)9079(Top 442%)
24M24.00 mi1.00 mi20015+15312211+6912211+6915157(Top 57%)9829(Top 65%)9829(Top 479%)
40K24.85 mi0.85 mi19811+20412117+9412117+9413586(Top 51%)9062(Top 60%)9062(Top 442%)
25.2M25.20 mi0.35 mi19783+2812101+1612101+1617931(Top 67%)10990(Top 72%)10990(Top 536%)
Finish26.22 mi1.02 mi19723+6012073+2812073+2817696(Top 66%)10927(Top 72%)10927(Top 533%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 79%
×21story building
+97ft-345ft

Overall

20932

Males

12711

M50-54

12711

5K→10K

3.1 - 6.2 mi

Top 85%
×5story building
+79ft-138ft

Overall

22597

Males

13434

M50-54

13434

10K→15K

6.2 - 9.3 mi

Top 79%
×3story building
+67ft-78ft

Overall

20932

Males

12711

M50-54

12711

15K→20K

9.3 - 12.4 mi

Top 78%
×5story building
+106ft-86ft

Overall

20760

Males

12645

M50-54

12645

20K→Half

12.4 - 13.1 mi

Top 77%
×2story building
+19ft-37ft

Overall

20370

Males

12456

M50-54

12456

Half→25K

13.1 - 15.5 mi

Top 81%
×4story building
+66ft-88ft

Overall

21515

Males

12927

M50-54

12927

25K→30K

15.5 - 18.6 mi

Top 70%
×9story building
+181ft-148ft

Overall

18744

Males

11672

M50-54

11672

30K→20M

18.6 - 20.0 mi

Top 64%
×5story building
+64ft-50ft

Overall

17127

Males

10871

M50-54

10871

20M→21M

20.0 - 21.0 mi

Top 74%
×8story building
+106ft-24ft

Overall

19733

Males

11929

M50-54

11929

21M→35K

21.0 - 21.8 mi

Top 54%
×7story building
+17ft-86ft

Overall

14286

Males

9564

M50-54

9564

35K→23M

21.8 - 23.0 mi

Top 50%
×5story building
+23ft-63ft

Overall

13356

Males

9079

M50-54

9079

23M→24M

23.0 - 24.0 mi

Top 57%
×6story building
+12ft-82ft

Overall

15157

Males

9829

M50-54

9829

24M→40K

24.0 - 24.9 mi

Top 51%
×1story
+6ft-20ft

Overall

13586

Males

9062

M50-54

9062

40K→25.2M

24.9 - 25.2 mi

Top 67%
×1story
+13ft-16ft

Overall

17931

Males

10990

M50-54

10990

25.2M→Finish

25.2 - 26.2 mi

Top 66%
×2story building
+22ft-21ft

Overall

17696

Males

10927

M50-54

10927

Passing Analysis

Category:
Athletes Passed
2793
Passed By
842
Net Change
+1951
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#21674
5K → 10K90591-501#21674#22175
10K → 15K44528+417#22175#21758
15K → 20K26534+231#21758#21527
20K → Half645+59#21527#21468
Half → 25K98111-13#21468#21481
25K → 30K4776+471#21481#21010
30K → 20M2852+283#21010#20727
20M → 21M10437+67#20727#20660
21M → 35K1740+174#20660#20486
35K → 23M3180+318#20486#20168
23M → 24M1552+153#20168#20015
24M → 40K2040+204#20015#19811
40K → 25.2M368+28#19811#19783
25.2M → Finish7818+60#19783#19723
TOTALS2793842+1951
📊

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