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BOSTON MARATHON 2023

Matt Collins

Bib: 1326•M

IL

0:00
0:00
/ mi
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Overall
#0 / 26622
Top 2%
Gender (Male)
#0 / 15176
Top 3%
Division (M18-39)
#0 / 5285
Top 7%
Race Day Weather
49°/39°F
light intensity drizzle

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
18:58
Rank: #902
Start → 5K
18:58 | 6:06/mi
10K· 6.21 mi
37:26
Rank: #785 (+117)
5K → 10K
18:28 | 5:57/mi
15K· 9.32 mi
56:11
Rank: #777 (+8)
10K → 15K
18:45 | 6:02/mi
20K· 12.43 mi
1:14:59
Rank: #737 (+40)
15K → 20K
18:48 | 6:03/mi
Half· 13.11 mi
1:19:01
Rank: #722 (+15)
20K → Half
4:02 | 5:55/mi
25K· 15.53 mi
1:33:30
Rank: #678 (+44)
Half → 25K
14:29 | 5:58/mi
30K· 18.64 mi
1:52:27
Rank: #636 (+42)
25K → 30K
18:57 | 6:06/mi
20M
2:00:40
Rank: #607 (+29)
30K → 20M
8:13 | 6:03/mi
21M
2:06:43
Rank: #567 (+40)
20M → 21M
6:03 | 6:03/mi
35K· 21.75 mi
2:11:14
Rank: #565 (+2)
21M → 35K
4:31 | 6:03/mi
23M
2:18:47
Rank: #544 (+21)
35K → 23M
7:33 | 6:02/mi
24M
2:24:35
Rank: #521 (+23)
23M → 24M
5:48 | 5:48/mi
40K· 24.85 mi
2:29:39
Rank: #502 (+19)
24M → 40K
5:04 | 5:56/mi
25.2M
2:31:47
Rank: #490 (+12)
40K → 25.2M
2:08 | 6:11/mi
Finish· 26.22 mi
2:37:30
Rank: #459 (+31)
25.2M → Finish
5:43 | 5:37/mi

The Course

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Half Splits

1st Half· via Half⚖️ Balanced
Distance13.11 mi
Time1:19:01
Pace6:02 /mi
2nd Half⚖️ Balanced
Distance13.11 mi
Time1:18:29
Pace5:59 /mi
📊Even Split: Consistent pacing between halves

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:19:3518:586:0618:58
6:06
-
10K
6.21 mi10:38:0337:266:0118:28
5:57
-0:09
15K
9.32 mi10:56:4856:116:0218:45
6:02
+0:05
20K
12.43 mi11:15:361:14:596:0218:48
6:03
+0:01
Half
13.11 mi11:19:381:19:016:024:02
5:55
-0:08
25K
15.53 mi11:34:071:33:306:0114:29
5:58
+0:03
30K
18.64 mi11:53:041:52:276:0218:57
6:06
+0:08
20M
20.00 mi12:01:172:00:406:028:13
6:03
-0:03
21M
21.00 mi12:07:202:06:436:026:03
6:03
0:00
35K
21.75 mi12:11:512:11:146:024:31
6:03
0:00
23M
23.00 mi12:19:242:18:476:027:33
6:02
-0:01
24M
24.00 mi12:25:122:24:356:015:48
5:48
-0:14
40K
24.85 mi12:30:162:29:396:015:04
5:56
+0:08
25.2M
25.20 mi12:32:242:31:476:012:08
6:11
+0:15
Finish
26.22 mi12:38:072:37:306:015:43
5:37
-0:34

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

5:37 /mi

Average Pace

6:01 /mi

Slowest Pace

6:11 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:35:22

99% of race

Time at Steady Pace

2:08

1% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 6:00 /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 mi10:19:3518:586:0618:58
6:06
#902
10K
6.21 mi10:38:0337:266:0118:28
5:57
#785
15K
9.32 mi10:56:4856:116:0218:45
6:02
#777
20K
12.43 mi11:15:361:14:596:0218:48
6:03
#737
Half
13.11 mi11:19:381:19:016:024:02
5:55
#722
25K
15.53 mi11:34:071:33:306:0114:29
5:58
#678
30K
18.64 mi11:53:041:52:276:0218:57
6:06
#636
20M
20.00 mi12:01:172:00:406:028:13
6:03
#607
21M
21.00 mi12:07:202:06:436:026:03
6:03
#567
35K
21.75 mi12:11:512:11:146:024:31
6:03
#565
23M
23.00 mi12:19:242:18:476:027:33
6:02
#544
24M
24.00 mi12:25:122:24:356:015:48
5:48
#521
40K
24.85 mi12:30:162:29:396:015:04
5:56
#502
25.2M
25.20 mi12:32:242:31:476:012:08
6:11
#490
Finish
26.22 mi12:38:072:37:306:015:43
5:37
#459
Faster pace
Steady pace
Slower pace
Est.Checkpoint not recorded (estimated)
~Segment time uses estimated prior

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM18-39Seg. OverallSeg. MalesSeg. M18-39
5K3.11 mi3.11 mi902848848788(Top 3%)742(Top 5%)742(Top 14%)
10K6.21 mi3.10 mi785+117740+108740+108678(Top 3%)634(Top 4%)634(Top 12%)
15K9.32 mi3.11 mi777+8733+7733+7788(Top 3%)742(Top 5%)742(Top 14%)
20K12.43 mi3.11 mi737+40694+39694+39651(Top 2%)609(Top 4%)609(Top 12%)
Half13.11 mi0.68 mi722+15679+15679+15556(Top 2%)518(Top 3%)518(Top 10%)
25K15.53 mi2.42 mi678+44637+42637+42503(Top 2%)466(Top 3%)466(Top 9%)
30K18.64 mi3.11 mi636+42595+42595+42504(Top 2%)472(Top 3%)472(Top 9%)
20M20.00 mi1.36 mi607+29567+28567+28393(Top 1%)361(Top 2%)361(Top 7%)
21M21.00 mi1.00 mi567+40527+40527+40131(Top 0.5%)112(Top 0.7%)112(Top 2%)
35K21.75 mi0.75 mi565+2525+2525+2798(Top 3%)755(Top 5%)755(Top 14%)
23M23.00 mi1.25 mi544+21506+19506+19338(Top 1%)312(Top 2%)312(Top 6%)
24M24.00 mi1.00 mi521+23483+23483+23249(Top 0.9%)225(Top 1%)225(Top 4%)
40K24.85 mi0.85 mi502+19465+18465+18256(Top 1.0%)233(Top 2%)233(Top 4%)
25.2M25.20 mi0.35 mi490+12454+11454+11158(Top 0.6%)141(Top 0.9%)141(Top 3%)
Finish26.22 mi1.02 mi459+31424+30424+30161(Top 0.6%)146(Top 1.0%)146(Top 3%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 3%
×21stories
+97ft-345ft

Overall

788

Males

742

M18-39

742

5K→10K

3.1 - 6.2 mi

Top 3%
×5stories
+79ft-138ft

Overall

678

Males

634

M18-39

634

10K→15K

6.2 - 9.3 mi

Top 3%
×3stories
+67ft-78ft

Overall

788

Males

742

M18-39

742

15K→20K

9.3 - 12.4 mi

Top 2%
×5stories
+106ft-86ft

Overall

651

Males

609

M18-39

609

20K→Half

12.4 - 13.1 mi

Top 2%
×2stories
+19ft-37ft

Overall

556

Males

518

M18-39

518

Half→25K

13.1 - 15.5 mi

Top 2%
×4stories
+66ft-88ft

Overall

503

Males

466

M18-39

466

25K→30K

15.5 - 18.6 mi

Top 2%
×9stories
+181ft-148ft

Overall

504

Males

472

M18-39

472

30K→20M

18.6 - 20.0 mi

Top 1%
×5stories
+64ft-50ft

Overall

393

Males

361

M18-39

361

20M→21M

20.0 - 21.0 mi

Top 0.5%
×8stories
+106ft-24ft

Overall

131

Males

112

M18-39

112

21M→35K

21.0 - 21.8 mi

Top 3%
×7stories
+17ft-86ft

Overall

798

Males

755

M18-39

755

35K→23M

21.8 - 23.0 mi

Top 1%
×5stories
+23ft-63ft

Overall

338

Males

312

M18-39

312

23M→24M

23.0 - 24.0 mi

Top 0.9%
×6stories
+12ft-82ft

Overall

249

Males

225

M18-39

225

24M→40K

24.0 - 24.9 mi

Top 1.0%
×1story
+6ft-20ft

Overall

256

Males

233

M18-39

233

40K→25.2M

24.9 - 25.2 mi

Top 0.6%
×1story
+13ft-16ft

Overall

158

Males

141

M18-39

141

25.2M→Finish

25.2 - 26.2 mi

Top 0.6%
×2stories
+22ft-21ft

Overall

161

Males

146

M18-39

146

Passing Analysis

Category:
Athletes Passed
490
Passed By
47
Net Change
+443
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#902
5K → 10K1258+117#902#785
10K → 15K2214+8#785#777
15K → 20K455+40#777#737
20K → Half150+15#737#722
Half → 25K440+44#722#678
25K → 30K5311+42#678#636
30K → 20M312+29#636#607
20M → 21M400+40#607#567
21M → 35K64+2#567#565
35K → 23M232+21#565#544
23M → 24M230+23#544#521
24M → 40K201+19#521#502
40K → 25.2M120+12#502#490
25.2M → Finish310+31#490#459
TOTALS49047+443
📊

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