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BOSTON MARATHON 2023

Joris Bongers

Bib: 6052•M

0:00
0:00
/ mi
Masters
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Overall
#0 / 26622
Top 12%
Gender (Male)
#0 / 15176
Top 21%
Masters (Masters Men)
#0 / 9891
Top 8%
Division (M45-49)
#0 / 2252
Top 10%
Race Day Weather
49°/39°F
light intensity drizzle

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
20:42
Rank: #3335
Start → 5K
20:42 | 6:40/mi
10K· 6.21 mi
41:17
Rank: #3483 (-148)
5K → 10K
20:35 | 6:38/mi
15K· 9.32 mi
1:01:46
Rank: #3399 (+84)
10K → 15K
20:29 | 6:36/mi
20K· 12.43 mi
1:22:36
Rank: #3427 (-28)
15K → 20K
20:50 | 6:42/mi
Half· 13.11 mi
1:27:08
Rank: #3441 (-14)
20K → Half
4:32 | 6:39/mi
25K· 15.53 mi
1:43:33
Rank: #3479 (-38)
Half → 25K
16:25 | 6:46/mi
30K· 18.64 mi
2:05:17
Rank: #3619 (-140)
25K → 30K
21:44 | 7:00/mi
20M
2:14:43
Rank: #3582 (+37)
30K → 20M
9:26 | 6:57/mi
21M
2:22:07
Rank: #3595 (-13)
20M → 21M
7:24 | 7:24/mi
35K· 21.75 mi
2:27:03
Rank: #3543 (+52)
21M → 35K
4:56 | 6:36/mi
23M
2:35:48
Rank: #3515 (+28)
35K → 23M
8:45 | 6:59/mi
24M
2:42:42
Rank: #3546 (-31)
23M → 24M
6:54 | 6:54/mi
40K· 24.85 mi
2:48:30
Rank: #3479 (+67)
24M → 40K
5:48 | 6:47/mi
25.2M
2:50:52
Rank: #3430 (+49)
40K → 25.2M
2:22 | 6:52/mi
Finish· 26.22 mi
2:57:27
Rank: #3316 (+114)
25.2M → Finish
6:35 | 6:28/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:27:08
Pace6:39 /mi
2nd Half
Distance13.11 mi
Time1:30:19
Pace6:53 /mi
📊Positive Split: 3.7% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:24:0920:426:4020:42
6:40
-
10K
6.21 mi10:44:4441:176:3920:35
6:38
-0:02
15K
9.32 mi11:05:131:01:466:3820:29
6:36
-0:02
20K
12.43 mi11:26:031:22:366:3920:50
6:42
+0:06
Half
13.11 mi11:30:351:27:086:394:32
6:39
-0:03
25K
15.53 mi11:47:001:43:336:4016:25
6:46
+0:07
30K
18.64 mi12:08:442:05:176:4321:44
7:00
+0:14
20M
20.00 mi12:18:102:14:436:449:26
6:57
-0:03
21M
21.00 mi12:25:342:22:076:467:24
7:24
+0:27
35K
21.75 mi12:30:302:27:036:464:56
6:36
-0:48
23M
23.00 mi12:39:152:35:486:468:45
6:59
+0:23
24M
24.00 mi12:46:092:42:426:476:54
6:54
-0:05
40K
24.85 mi12:51:572:48:306:475:48
6:47
-0:07
25.2M
25.20 mi12:54:192:50:526:472:22
6:52
+0:05
Finish
26.22 mi13:00:542:57:276:466:35
6:28
-0:24

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

6:28 /mi

Average Pace

6:46 /mi

Slowest Pace

7:24 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:50:03

96% of race

Time at Steady Pace

7:24

4% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 6:46 /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 mi10:24:0920:426:4020:42
6:40
#3335
10K
6.21 mi10:44:4441:176:3920:35
6:38
#3483
15K
9.32 mi11:05:131:01:466:3820:29
6:36
#3399
20K
12.43 mi11:26:031:22:366:3920:50
6:42
#3427
Half
13.11 mi11:30:351:27:086:394:32
6:39
#3441
25K
15.53 mi11:47:001:43:336:4016:25
6:46
#3479
30K
18.64 mi12:08:442:05:176:4321:44
7:00
#3619
20M
20.00 mi12:18:102:14:436:449:26
6:57
#3582
21M
21.00 mi12:25:342:22:076:467:24
7:24
#3595
35K
21.75 mi12:30:302:27:036:464:56
6:36
#3543
23M
23.00 mi12:39:152:35:486:468:45
6:59
#3515
24M
24.00 mi12:46:092:42:426:476:54
6:54
#3546
40K
24.85 mi12:51:572:48:306:475:48
6:47
#3479
25.2M
25.20 mi12:54:192:50:526:472:22
6:52
#3430
Finish
26.22 mi13:00:542:57:276:466:35
6:28
#3316
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM45-49Seg. OverallSeg. MalesSeg. M45-49
5K3.11 mi3.11 mi3335314731473232(Top 12%)3073(Top 20%)3073(Top 136%)
10K6.21 mi3.10 mi3483-1483288-1413288-1413678(Top 14%)3474(Top 23%)3474(Top 154%)
15K9.32 mi3.11 mi3399+843220+683220+683232(Top 12%)3073(Top 20%)3073(Top 136%)
20K12.43 mi3.11 mi3427-283249-293249-293622(Top 14%)3427(Top 23%)3427(Top 152%)
Half13.11 mi0.68 mi3441-143262-133262-133759(Top 14%)3543(Top 23%)3543(Top 157%)
25K15.53 mi2.42 mi3479-383301-393301-393885(Top 15%)3653(Top 24%)3653(Top 162%)
30K18.64 mi3.11 mi3619-1403422-1213422-1214301(Top 16%)3999(Top 26%)3999(Top 178%)
20M20.00 mi1.36 mi3582+373389+333389+333652(Top 14%)3404(Top 22%)3404(Top 151%)
21M21.00 mi1.00 mi3595-133402-133402-134101(Top 15%)3770(Top 25%)3770(Top 167%)
35K21.75 mi0.75 mi3543+523355+473355+472976(Top 11%)2787(Top 18%)2787(Top 124%)
23M23.00 mi1.25 mi3515+283323+323323+323708(Top 14%)3422(Top 23%)3422(Top 152%)
24M24.00 mi1.00 mi3546-313351-283351-284139(Top 16%)3765(Top 25%)3765(Top 167%)
40K24.85 mi0.85 mi3479+673287+643287+642753(Top 10%)2539(Top 17%)2539(Top 113%)
25.2M25.20 mi0.35 mi3430+493240+473240+471361(Top 5%)1291(Top 9%)1291(Top 57%)
Finish26.22 mi1.02 mi3316+1143134+1063134+1062303(Top 9%)2131(Top 14%)2131(Top 95%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 12%
×21stories
+97ft-345ft

Overall

3232

Males

3073

M45-49

3073

5K→10K

3.1 - 6.2 mi

Top 14%
×5stories
+79ft-138ft

Overall

3678

Males

3474

M45-49

3474

10K→15K

6.2 - 9.3 mi

Top 12%
×3stories
+67ft-78ft

Overall

3232

Males

3073

M45-49

3073

15K→20K

9.3 - 12.4 mi

Top 14%
×5stories
+106ft-86ft

Overall

3622

Males

3427

M45-49

3427

20K→Half

12.4 - 13.1 mi

Top 14%
×2stories
+19ft-37ft

Overall

3759

Males

3543

M45-49

3543

Half→25K

13.1 - 15.5 mi

Top 15%
×4stories
+66ft-88ft

Overall

3885

Males

3653

M45-49

3653

25K→30K

15.5 - 18.6 mi

Top 16%
×9stories
+181ft-148ft

Overall

4301

Males

3999

M45-49

3999

30K→20M

18.6 - 20.0 mi

Top 14%
×5stories
+64ft-50ft

Overall

3652

Males

3404

M45-49

3404

20M→21M

20.0 - 21.0 mi

Top 15%
×8stories
+106ft-24ft

Overall

4101

Males

3770

M45-49

3770

21M→35K

21.0 - 21.8 mi

Top 11%
×7stories
+17ft-86ft

Overall

2976

Males

2787

M45-49

2787

35K→23M

21.8 - 23.0 mi

Top 14%
×5stories
+23ft-63ft

Overall

3708

Males

3422

M45-49

3422

23M→24M

23.0 - 24.0 mi

Top 16%
×6stories
+12ft-82ft

Overall

4139

Males

3765

M45-49

3765

24M→40K

24.0 - 24.9 mi

Top 10%
×1story
+6ft-20ft

Overall

2753

Males

2539

M45-49

2539

40K→25.2M

24.9 - 25.2 mi

Top 5%
×1story
+13ft-16ft

Overall

1361

Males

1291

M45-49

1291

25.2M→Finish

25.2 - 26.2 mi

Top 9%
×2stories
+22ft-21ft

Overall

2303

Males

2131

M45-49

2131

Passing Analysis

Category:
Athletes Passed
993
Passed By
974
Net Change
+19
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#3335
5K → 10K122270-148#3335#3483
10K → 15K14460+84#3483#3399
15K → 20K6997-28#3399#3427
20K → Half620-14#3427#3441
Half → 25K62100-38#3441#3479
25K → 30K60200-140#3479#3619
30K → 20M7336+37#3619#3582
20M → 21M4558-13#3582#3595
21M → 35K6614+52#3595#3543
35K → 23M7648+28#3543#3515
23M → 24M2758-31#3515#3546
24M → 40K725+67#3546#3479
40K → 25.2M501+49#3479#3430
25.2M → Finish1217+114#3430#3316
TOTALS993974+19
📊

Passing Visuals

Category:

📈Position Graph

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🎨Heatmap Timeline

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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