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BOSTON MARATHON 2023

Andy Dries

Bib: 13415•M

KS

0:00
0:00
/ mi
Masters
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Overall
#0 / 26622
Top 41%
Gender (Male)
#0 / 15176
Masters (Masters Men)
#0 / 9891
Top 46%
Division (M45-49)
#0 / 2252
Race Day Weather
49°/39°F
light intensity drizzle

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
23:36
Rank: #10490
Start → 5K
7:36/mi
23:36 split
10K· 6.21 mi
46:58
Rank: #10544 (-54)
5K → 10K
7:31/mi
23:22 split
15K· 9.32 mi
1:10:45
Rank: #10843 (-299)
10K → 15K
7:39/mi
23:47 split
20K· 12.43 mi
1:34:37
Rank: #10817 (+26)
15K → 20K
7:41/mi
23:52 split
Half· 13.11 mi
1:39:50
Rank: #10857 (-40)
20K → Half
7:39/mi
5:13 split
25K· 15.53 mi
1:58:33
Rank: #10741 (+116)
Half → 25K
7:43/mi
18:43 split
30K· 18.64 mi
2:23:17
Rank: #10641 (+100)
25K → 30K
7:58/mi
24:44 split
20M
2:34:01
Rank: #10558 (+83)
30K → 20M
7:54/mi
10:44 split
21M
2:42:27
Rank: #10500 (+58)
20M → 21M
8:26/mi
8:26 split
35K· 21.75 mi
2:48:38
Rank: #10605 (-105)
21M → 35K
8:16/mi
6:11 split
23M
2:59:06
Rank: #10689 (-84)
35K → 23M
8:22/mi
10:28 split
24M
3:07:22
Rank: #10790 (-101)
23M → 24M
8:16/mi
8:16 split
40K· 24.85 mi
3:14:33
Rank: #10854 (-64)
24M → 40K
8:24/mi
7:11 split
25.2M
3:17:39
Rank: #10881 (-27)
40K → 25.2M
8:59/mi
3:06 split
Finish· 26.22 mi
3:26:03
Rank: #10990 (-109)
25.2M → Finish
8:15/mi
8:24 split

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:39:50
Pace7:37 /mi
2nd Half
Distance13.11 mi
Time1:46:13
Pace8:06 /mi
📊Positive Split: 6.4% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:51:5923:367:3623:36
7:36
-
10K
6.21 mi11:15:2146:587:3423:22
7:31
-0:05
15K
9.32 mi11:39:081:10:457:3523:47
7:39
+0:08
20K
12.43 mi12:03:001:34:377:3723:52
7:41
+0:02
Half
13.11 mi12:08:131:39:507:375:13
7:39
-0:02
25K
15.53 mi12:26:561:58:337:3818:43
7:43
+0:04
30K
18.64 mi12:51:402:23:177:4124:44
7:58
+0:15
20M
20.00 mi13:02:242:34:017:4210:44
7:54
-0:04
21M
21.00 mi13:10:502:42:277:448:26
8:26
+0:32
35K
21.75 mi13:17:012:48:387:456:11
8:16
-0:10
23M
23.00 mi13:27:292:59:067:4710:28
8:22
+0:06
24M
24.00 mi13:35:453:07:227:488:16
8:16
-0:06
40K
24.85 mi13:42:563:14:337:507:11
8:24
+0:08
25.2M
25.20 mi13:46:023:17:397:513:06
8:59
+0:35
Finish
26.22 mi13:54:263:26:037:528:24
8:15
-0:44

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

7:31 /mi

Average Pace

7:52 /mi

Slowest Pace

8:59 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:56:52

86% of race

Time at Steady Pace

26:05

13% of race

Time at Slower Pace

3:06

2% of race

Average Pace: 7:52 /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 mi10:51:5923:367:3623:36
7:36
#10490
10K
6.21 mi11:15:2146:587:3423:22
7:31
#10544
15K
9.32 mi11:39:081:10:457:3523:47
7:39
#10843
20K
12.43 mi12:03:001:34:377:3723:52
7:41
#10817
Half
13.11 mi12:08:131:39:507:375:13
7:39
#10857
25K
15.53 mi12:26:561:58:337:3818:43
7:43
#10741
30K
18.64 mi12:51:402:23:177:4124:44
7:58
#10641
20M
20.00 mi13:02:242:34:017:4210:44
7:54
#10558
21M
21.00 mi13:10:502:42:277:448:26
8:26
#10500
35K
21.75 mi13:17:012:48:387:456:11
8:16
#10605
23M
23.00 mi13:27:292:59:067:4710:28
8:22
#10689
24M
24.00 mi13:35:453:07:227:488:16
8:16
#10790
40K
24.85 mi13:42:563:14:337:507:11
8:24
#10854
25.2M
25.20 mi13:46:023:17:397:513:06
8:59
#10881
Finish
26.22 mi13:54:263:26:037:528:24
8:15
#10990
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM45-49Seg. OverallSeg. MalesSeg. M45-49
5K3.11 mi3.11 mi104908402840211453(Top 43%)8836(Top 58%)8836(Top 392%)
10K6.21 mi3.10 mi10544-548438-368438-3610608(Top 40%)8487(Top 56%)8487(Top 377%)
15K9.32 mi3.11 mi10843-2998571-1338571-13311453(Top 43%)8836(Top 58%)8836(Top 392%)
20K12.43 mi3.11 mi10817+268550+218550+2110773(Top 40%)8461(Top 56%)8461(Top 376%)
Half13.11 mi0.68 mi10857-408576-268576-2611349(Top 43%)8782(Top 58%)8782(Top 390%)
25K15.53 mi2.42 mi10741+1168509+678509+6710442(Top 39%)8226(Top 54%)8226(Top 365%)
30K18.64 mi3.11 mi10641+1008404+1058404+10510572(Top 40%)8130(Top 54%)8130(Top 361%)
20M20.00 mi1.36 mi10558+838343+618343+619553(Top 36%)7506(Top 49%)7506(Top 333%)
21M21.00 mi1.00 mi10500+588281+628281+6210062(Top 38%)7641(Top 50%)7641(Top 339%)
35K21.75 mi0.75 mi10605-1058316-358316-3513845(Top 52%)9334(Top 62%)9334(Top 414%)
23M23.00 mi1.25 mi10689-848323-78323-712286(Top 46%)8591(Top 57%)8591(Top 381%)
24M24.00 mi1.00 mi10790-1018358-358358-3513023(Top 49%)8858(Top 58%)8858(Top 393%)
40K24.85 mi0.85 mi10854-648358835812683(Top 48%)8618(Top 57%)8618(Top 383%)
25.2M25.20 mi0.35 mi10881-278358835812383(Top 47%)8446(Top 56%)8446(Top 375%)
Finish26.22 mi1.02 mi10990-1098388-308388-3013692(Top 51%)9097(Top 60%)9097(Top 404%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 43%
×21story building
+97ft-345ft

Overall

11453

Males

8836

M45-49

8836

5K→10K

3.1 - 6.2 mi

Top 40%
×5story building
+79ft-138ft

Overall

10608

Males

8487

M45-49

8487

10K→15K

6.2 - 9.3 mi

Top 43%
×3story building
+67ft-78ft

Overall

11453

Males

8836

M45-49

8836

15K→20K

9.3 - 12.4 mi

Top 40%
×5story building
+106ft-86ft

Overall

10773

Males

8461

M45-49

8461

20K→Half

12.4 - 13.1 mi

Top 43%
×2story building
+19ft-37ft

Overall

11349

Males

8782

M45-49

8782

Half→25K

13.1 - 15.5 mi

Top 39%
×4story building
+66ft-88ft

Overall

10442

Males

8226

M45-49

8226

25K→30K

15.5 - 18.6 mi

Top 40%
×9story building
+181ft-148ft

Overall

10572

Males

8130

M45-49

8130

30K→20M

18.6 - 20.0 mi

Top 36%
×5story building
+64ft-50ft

Overall

9553

Males

7506

M45-49

7506

20M→21M

20.0 - 21.0 mi

Top 38%
×8story building
+106ft-24ft

Overall

10062

Males

7641

M45-49

7641

21M→35K

21.0 - 21.8 mi

Top 52%
×7story building
+17ft-86ft

Overall

13845

Males

9334

M45-49

9334

35K→23M

21.8 - 23.0 mi

Top 46%
×5story building
+23ft-63ft

Overall

12286

Males

8591

M45-49

8591

23M→24M

23.0 - 24.0 mi

Top 49%
×6story building
+12ft-82ft

Overall

13023

Males

8858

M45-49

8858

24M→40K

24.0 - 24.9 mi

Top 48%
×1story
+6ft-20ft

Overall

12683

Males

8618

M45-49

8618

40K→25.2M

24.9 - 25.2 mi

Top 47%
×1story
+13ft-16ft

Overall

12383

Males

8446

M45-49

8446

25.2M→Finish

25.2 - 26.2 mi

Top 51%
×2story building
+22ft-21ft

Overall

13692

Males

9097

M45-49

9097

Passing Analysis

Category:
Athletes Passed
1400*
Passed By
1900
Net Change
-500
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#10490
5K → 10K257*311-54#10490#10544
10K → 15K97396-299#10544#10843
15K → 20K171145+26#10843#10817
20K → Half1151-40#10817#10857
Half → 25K17963+116#10857#10741
25K → 30K225125+100#10741#10641
30K → 20M121*38+83#10641#10558
20M → 21M11052+58#10558#10500
21M → 35K26131-105#10500#10605
35K → 23M58142-84#10605#10689
23M → 24M39140-101#10689#10790
24M → 40K49113-64#10790#10854
40K → 25.2M2552-27#10854#10881
25.2M → Finish32141-109#10881#10990
TOTALS1400*1900-500

* Includes athletes who did not complete a segment (DNF/DNQ).

📊

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