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BOSTON MARATHON 2023

Rene Dion

Bib: 31598•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 (M55-59)
#0 / 1422
Race Day Weather
49°/39°F
light intensity drizzle

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
30:59
Rank: #23372
Start → 5K
9:58/mi
30:59 split
10K· 6.21 mi
1:02:09
Rank: #23627 (-255)
5K → 10K
10:02/mi
31:10 split
15K· 9.32 mi
1:34:41
Rank: #23920 (-293)
10K → 15K
10:28/mi
32:32 split
20K· 12.43 mi
2:08:36
Rank: #24111 (-191)
15K → 20K
10:55/mi
33:55 split
Half· 13.11 mi
2:16:10
Rank: #24174 (-63)
20K → Half
11:05/mi
7:34 split
25K· 15.53 mi
2:43:10
Rank: #24170 (+4)
Half → 25K
11:08/mi
27:00 split
30K· 18.64 mi
3:20:09
Rank: #24240 (-70)
25K → 30K
11:54/mi
36:59 split
20M
3:37:19
Rank: #24310 (-70)
30K → 20M
12:38/mi
17:10 split
21M
3:50:42
Rank: #24327 (-17)
20M → 21M
13:23/mi
13:23 split
35K· 21.75 mi
4:00:02
Rank: #24384 (-57)
21M → 35K
12:29/mi
9:20 split
23M
4:16:19
Rank: #24457 (-73)
35K → 23M
13:00/mi
16:17 split
24M
4:29:32
Rank: #24547 (-90)
23M → 24M
13:13/mi
13:13 split
40K· 24.85 mi
4:41:07
Rank: #24619 (-72)
24M → 40K
13:33/mi
11:35 split
25.2M
4:45:59
Rank: #24644 (-25)
40K → 25.2M
14:07/mi
4:52 split
Finish· 26.22 mi
4:58:39
Rank: #24744 (-100)
25.2M → Finish
12:26/mi
12:40 split

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time2:16:10
Pace10:23 /mi
2nd Half
Distance13.11 mi
Time2:42:29
Pace12:24 /mi
📊Positive Split: 19.3% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:50:2730:599:5830:59
9:58
-
10K
6.21 mi12:21:371:02:0910:0031:10
10:02
+0:04
15K
9.32 mi12:54:091:34:4110:1032:32
10:28
+0:26
20K
12.43 mi13:28:042:08:3610:2133:55
10:55
+0:27
Half
13.11 mi13:35:382:16:1010:237:34
11:05
+0:10
25K
15.53 mi14:02:382:43:1010:3027:00
11:08
+0:03
30K
18.64 mi14:39:373:20:0910:4436:59
11:54
+0:46
20M
20.00 mi14:56:473:37:1910:5217:10
12:38
+0:44
21M
21.00 mi15:10:103:50:4210:5913:23
13:23
+0:45
35K
21.75 mi15:19:304:00:0211:029:20
12:29
-0:54
23M
23.00 mi15:35:474:16:1911:0916:17
13:00
+0:31
24M
24.00 mi15:49:004:29:3211:1413:13
13:13
+0:13
40K
24.85 mi16:00:354:41:0711:1911:35
13:33
+0:20
25.2M
25.20 mi16:05:274:45:5911:214:52
14:07
+0:34
Finish
26.22 mi16:18:074:58:3911:2412:40
12:26
-1:41

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

9:58 /mi

Average Pace

11:24 /mi

Slowest Pace

14:07 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:43:10

55% of race

Time at Steady Pace

1:32:26

31% of race

Time at Slower Pace

43:03

14% of race

Average Pace: 11:23 /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 mi11:50:2730:599:5830:59
9:58
#23372
10K
6.21 mi12:21:371:02:0910:0031:10
10:02
#23627
15K
9.32 mi12:54:091:34:4110:1032:32
10:28
#23920
20K
12.43 mi13:28:042:08:3610:2133:55
10:55
#24111
Half
13.11 mi13:35:382:16:1010:237:34
11:05
#24174
25K
15.53 mi14:02:382:43:1010:3027:00
11:08
#24170
30K
18.64 mi14:39:373:20:0910:4436:59
11:54
#24240
20M
20.00 mi14:56:473:37:1910:5217:10
12:38
#24310
21M
21.00 mi15:10:103:50:4210:5913:23
13:23
#24327
35K
21.75 mi15:19:304:00:0211:029:20
12:29
#24384
23M
23.00 mi15:35:474:16:1911:0916:17
13:00
#24457
24M
24.00 mi15:49:004:29:3211:1413:13
13:13
#24547
40K
24.85 mi16:00:354:41:0711:1911:35
13:33
#24619
25.2M
25.20 mi16:05:274:45:5911:214:52
14:07
#24644
Finish
26.22 mi16:18:074:58:3911:2412:40
12:26
#24744
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM55-59Seg. OverallSeg. MalesSeg. M55-59
5K3.11 mi3.11 mi23372137631376324406(Top 92%)14262(Top 94%)14262(Top 1003%)
10K6.21 mi3.10 mi23627-25513914-15113914-15123753(Top 89%)13972(Top 92%)13972(Top 983%)
15K9.32 mi3.11 mi23920-29314054-14014054-14024406(Top 92%)14262(Top 94%)14262(Top 1003%)
20K12.43 mi3.11 mi24111-19114135-8114135-8124505(Top 92%)14281(Top 94%)14281(Top 1004%)
Half13.11 mi0.68 mi24174-6314161-2614161-2625050(Top 94%)14506(Top 96%)14506(Top 1020%)
25K15.53 mi2.42 mi24170+414149+1214149+1224175(Top 91%)14108(Top 93%)14108(Top 992%)
30K18.64 mi3.11 mi24240-7014151-214151-224389(Top 92%)14154(Top 93%)14154(Top 995%)
20M20.00 mi1.36 mi24310-7014179-2814179-2824855(Top 93%)14309(Top 94%)14309(Top 1006%)
21M21.00 mi1.00 mi24327-1714183-414183-424476(Top 92%)14128(Top 93%)14128(Top 994%)
35K21.75 mi0.75 mi24384-5714200-1714200-1725143(Top 94%)14389(Top 95%)14389(Top 1012%)
23M23.00 mi1.25 mi24457-7314225-2514225-2525087(Top 94%)14385(Top 95%)14385(Top 1012%)
24M24.00 mi1.00 mi24547-9014255-3014255-3025621(Top 96%)14612(Top 96%)14612(Top 1028%)
40K24.85 mi0.85 mi24619-7214277-2214277-2225381(Top 95%)14497(Top 96%)14497(Top 1019%)
25.2M25.20 mi0.35 mi24644-2514287-1014287-1025076(Top 94%)14318(Top 94%)14318(Top 1007%)
Finish26.22 mi1.02 mi24744-10014325-3814325-3825625(Top 96%)14612(Top 96%)14612(Top 1028%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 92%
×21stories
+97ft-345ft

Overall

24406

Males

14262

M55-59

14262

5K→10K

3.1 - 6.2 mi

Top 89%
×5stories
+79ft-138ft

Overall

23753

Males

13972

M55-59

13972

10K→15K

6.2 - 9.3 mi

Top 92%
×3stories
+67ft-78ft

Overall

24406

Males

14262

M55-59

14262

15K→20K

9.3 - 12.4 mi

Top 92%
×5stories
+106ft-86ft

Overall

24505

Males

14281

M55-59

14281

20K→Half

12.4 - 13.1 mi

Top 94%
×2stories
+19ft-37ft

Overall

25050

Males

14506

M55-59

14506

Half→25K

13.1 - 15.5 mi

Top 91%
×4stories
+66ft-88ft

Overall

24175

Males

14108

M55-59

14108

25K→30K

15.5 - 18.6 mi

Top 92%
×9stories
+181ft-148ft

Overall

24389

Males

14154

M55-59

14154

30K→20M

18.6 - 20.0 mi

Top 93%
×5stories
+64ft-50ft

Overall

24855

Males

14309

M55-59

14309

20M→21M

20.0 - 21.0 mi

Top 92%
×8stories
+106ft-24ft

Overall

24476

Males

14128

M55-59

14128

21M→35K

21.0 - 21.8 mi

Top 94%
×7stories
+17ft-86ft

Overall

25143

Males

14389

M55-59

14389

35K→23M

21.8 - 23.0 mi

Top 94%
×5stories
+23ft-63ft

Overall

25087

Males

14385

M55-59

14385

23M→24M

23.0 - 24.0 mi

Top 96%
×6stories
+12ft-82ft

Overall

25621

Males

14612

M55-59

14612

24M→40K

24.0 - 24.9 mi

Top 95%
×1story
+6ft-20ft

Overall

25381

Males

14497

M55-59

14497

40K→25.2M

24.9 - 25.2 mi

Top 94%
×1story
+13ft-16ft

Overall

25076

Males

14318

M55-59

14318

25.2M→Finish

25.2 - 26.2 mi

Top 96%
×2stories
+22ft-21ft

Overall

25625

Males

14612

M55-59

14612

Passing Analysis

Category:
Athletes Passed
501
Passed By
1873
Net Change
-1372
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#23372
5K → 10K108363-255#23372#23627
10K → 15K38331-293#23627#23920
15K → 20K50241-191#23920#24111
20K → Half972-63#24111#24174
Half → 25K104100+4#24174#24170
25K → 30K83153-70#24170#24240
30K → 20M2999-70#24240#24310
20M → 21M3249-17#24310#24327
21M → 35K1370-57#24327#24384
35K → 23M1386-73#24384#24457
23M → 24M10100-90#24457#24547
24M → 40K678-72#24547#24619
40K → 25.2M227-25#24619#24644
25.2M → Finish4104-100#24644#24744
TOTALS5011873-1372
📊

Passing Visuals

Category:
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🔥Passing Intensity

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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