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BOSTON MARATHON 2023

Lionel Chaulet

Bib: 29858•M

MA

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
10:25/mi
32:21
↑ 97↓ 3451.5%
10K· 6.21 mi
10:33/mi
1:05:08
↑ 79↓ 1380.4%
15K· 9.32 mi
11:20/mi
1:40:21
↑ 67↓ 78
20K· 12.43 mi
11:22/mi
2:15:40
↑ 106↓ 860.1%
Half· 13.11 mi
11:48/mi
2:23:43
↑ 19↓ 370.5%
25K· 15.53 mi
13:14/mi
2:55:48
↑ 66↓ 880.2%
30K· 18.64 mi
14:09/mi
3:39:45
↑ 181↓ 1480.2%
20M
14:03/mi
3:58:51
↑ 64↓ 500.2%
21M
16:37/mi
4:15:28
↑ 106↓ 241.6%
35K· 21.75 mi
12:59/mi
4:25:11
↑ 17↓ 861.7%
23M
13:26/mi
4:42:00
↑ 23↓ 630.6%
24M
13:38/mi
4:55:38
↓ 821.3%
40K· 24.85 mi
14:54/mi
5:08:22
↓ 200.3%
25.2M
15:28/mi
5:13:42
↑ 13↓ 160.2%
Finish· 26.22 mi
13:44/mi
5:27:42
↑ 22↓ 21

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time2:23:43
Pace10:58 /mi
2nd Half
Distance13.11 mi
Time3:03:59
Pace14:02 /mi
📊Positive Split: 28.0% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:49:5632:2110:2532:21
10:25
-
10K
6.21 mi12:22:431:05:0810:2932:47
10:33
+0:08
15K
9.32 mi12:57:561:40:2110:4635:13
11:20
+0:47
20K
12.43 mi13:33:152:15:4010:5535:19
11:22
+0:02
Half
13.11 mi13:41:182:23:4310:588:03
11:48
+0:26
25K
15.53 mi14:13:232:55:4811:1932:05
13:14
+1:26
30K
18.64 mi14:57:203:39:4511:4743:57
14:09
+0:55
20M
20.00 mi15:16:263:58:5111:5719:06
14:03
-0:06
21M
21.00 mi15:33:034:15:2812:1016:37
16:37
+2:34
35K
21.75 mi15:42:464:25:1112:129:43
12:59
-3:38
23M
23.00 mi15:59:354:42:0012:1616:49
13:26
+0:27
24M
24.00 mi16:13:134:55:3812:1913:38
13:38
+0:12
40K
24.85 mi16:25:575:08:2212:2412:44
14:54
+1:16
25.2M
25.20 mi16:31:175:13:4212:275:20
15:28
+0:34
Finish
26.22 mi16:45:175:27:4212:3014:00
13:44
-1:44

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

10:25 /mi

Average Pace

12:30 /mi

Slowest Pace

16:37 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:23:43

44% of race

Time at Steady Pace

2:29:18

46% of race

Time at Slower Pace

34:41

11% of race

Average Pace: 12:30 /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 mi11:49:5632:2110:2532:21
10:25
#24504
10K
6.21 mi12:22:431:05:0810:2932:47
10:33
#24689
15K
9.32 mi12:57:561:40:2110:4635:13
11:20
#25090
20K
12.43 mi13:33:152:15:4010:5535:19
11:22
#25090
Half
13.11 mi13:41:182:23:4310:588:03
11:48
#25142
25K
15.53 mi14:13:232:55:4811:1932:05
13:14
#25403
30K
18.64 mi14:57:203:39:4511:4743:57
14:09
#25625
20M
20.00 mi15:16:263:58:5111:5719:06
14:03
#25660
21M
21.00 mi15:33:034:15:2812:1016:37
16:37
#25729
35K
21.75 mi15:42:464:25:1112:129:43
12:59
#25727
23M
23.00 mi15:59:354:42:0012:1616:49
13:26
#25730
24M
24.00 mi16:13:134:55:3812:1913:38
13:38
#25741
40K
24.85 mi16:25:575:08:2212:2412:44
14:54
#25776
25.2M
25.20 mi16:31:175:13:4212:275:20
15:28
#25786
Finish
26.22 mi16:45:175:27:4212:3014:00
13:44
#25826
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM65-69Seg. OverallSeg. MalesSeg. M65-69
5K3.11 mi3.11 mi24504143281432825547(Top 96%)14747(Top 97%)14747(Top 2686%)
10K6.21 mi3.10 mi24689-18514410-8214410-8224768(Top 93%)14435(Top 95%)14435(Top 2629%)
15K9.32 mi3.11 mi25090-40114577-16714577-16725547(Top 96%)14747(Top 97%)14747(Top 2686%)
20K12.43 mi3.11 mi2509014563+1414563+1425083(Top 94%)14532(Top 96%)14532(Top 2647%)
Half13.11 mi0.68 mi25142-5214585-2214585-2225727(Top 97%)14790(Top 97%)14790(Top 2694%)
25K15.53 mi2.42 mi25403-26114683-9814683-9825984(Top 98%)14890(Top 98%)14890(Top 2712%)
30K18.64 mi3.11 mi25625-22214759-7614759-7626096(Top 98%)14926(Top 98%)14926(Top 2719%)
20M20.00 mi1.36 mi25660-3514774-1514774-1525855(Top 97%)14787(Top 97%)14787(Top 2693%)
21M21.00 mi1.00 mi25729-6914800-2614800-2626373(Top 99%)15043(Top 99%)15043(Top 2740%)
35K21.75 mi0.75 mi25727+214796+414796+425553(Top 96%)14609(Top 96%)14609(Top 2661%)
23M23.00 mi1.25 mi25730-314795+114795+125460(Top 96%)14562(Top 96%)14562(Top 2652%)
24M24.00 mi1.00 mi25741-11147951479525888(Top 97%)14756(Top 97%)14756(Top 2688%)
40K24.85 mi0.85 mi25776-3514805-1014805-1026105(Top 98%)14859(Top 98%)14859(Top 2707%)
25.2M25.20 mi0.35 mi25786-1014809-414809-425921(Top 97%)14765(Top 97%)14765(Top 2689%)
Finish26.22 mi1.02 mi25826-4014823-1414823-1426280(Top 99%)14954(Top 99%)14954(Top 2724%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 96%
×21story building
+97ft-345ft

Overall

25547

Males

14747

M65-69

14747

5K→10K

3.1 - 6.2 mi

Top 93%
×5story building
+79ft-138ft

Overall

24768

Males

14435

M65-69

14435

10K→15K

6.2 - 9.3 mi

Top 96%
×3story building
+67ft-78ft

Overall

25547

Males

14747

M65-69

14747

15K→20K

9.3 - 12.4 mi

Top 94%
×5story building
+106ft-86ft

Overall

25083

Males

14532

M65-69

14532

20K→Half

12.4 - 13.1 mi

Top 97%
×2story building
+19ft-37ft

Overall

25727

Males

14790

M65-69

14790

Half→25K

13.1 - 15.5 mi

Top 98%
×4story building
+66ft-88ft

Overall

25984

Males

14890

M65-69

14890

25K→30K

15.5 - 18.6 mi

Top 98%
×9story building
+181ft-148ft

Overall

26096

Males

14926

M65-69

14926

30K→20M

18.6 - 20.0 mi

Top 97%
×5story building
+64ft-50ft

Overall

25855

Males

14787

M65-69

14787

20M→21M

20.0 - 21.0 mi

Top 99%
×8story building
+106ft-24ft

Overall

26373

Males

15043

M65-69

15043

21M→35K

21.0 - 21.8 mi

Top 96%
×7story building
+17ft-86ft

Overall

25553

Males

14609

M65-69

14609

35K→23M

21.8 - 23.0 mi

Top 96%
×5story building
+23ft-63ft

Overall

25460

Males

14562

M65-69

14562

23M→24M

23.0 - 24.0 mi

Top 97%
×6story building
+12ft-82ft

Overall

25888

Males

14756

M65-69

14756

24M→40K

24.0 - 24.9 mi

Top 98%
×1story
+6ft-20ft

Overall

26105

Males

14859

M65-69

14859

40K→25.2M

24.9 - 25.2 mi

Top 97%
×1story
+13ft-16ft

Overall

25921

Males

14765

M65-69

14765

25.2M→Finish

25.2 - 26.2 mi

Top 99%
×2story building
+22ft-21ft

Overall

26280

Males

14954

M65-69

14954

Passing Analysis

Category:
Athletes Passed
332
Passed By
1654
Net Change
-1322
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#24504
5K → 10K108293-185#24504#24689
10K → 15K14415-401#24689#25090
15K → 20K99990#25090#25090
20K → Half759-52#25090#25142
Half → 25K14275-261#25142#25403
25K → 30K15237-222#25403#25625
30K → 20M1853-35#25625#25660
20M → 21M473-69#25660#25729
21M → 35K1412+2#25729#25727
35K → 23M2023-3#25727#25730
23M → 24M920-11#25730#25741
24M → 40K742-35#25741#25776
40K → 25.2M212-10#25776#25786
25.2M → Finish141-40#25786#25826
TOTALS3321654-1322
📊

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