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BOSTON MARATHON 2023

Derek Reinhold

Bib: 9442•M

PA

0:00
0:00
/ mi
Masters
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Overall
#0 / 26622
Top 13%
Gender (Male)
#0 / 15176
Top 21%
Masters (Masters Men)
#0 / 9891
Top 9%
Division (M40-44)
#0 / 2241
Top 23%
Race Day Weather
49°/39°F
light intensity drizzle

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
21:39
Rank: #6040
Start → 5K
6:58/mi
21:39 split
10K· 6.21 mi
42:36
Rank: #5454 (+586)
5K → 10K
6:45/mi
20:57 split
15K· 9.32 mi
1:03:40
Rank: #5265 (+189)
10K → 15K
6:47/mi
21:04 split
20K· 12.43 mi
1:24:43
Rank: #4990 (+275)
15K → 20K
6:47/mi
21:03 split
Half· 13.11 mi
1:29:15
Rank: #4934 (+56)
20K → Half
6:39/mi
4:32 split
25K· 15.53 mi
1:45:30
Rank: #4608 (+326)
Half → 25K
6:42/mi
16:15 split
30K· 18.64 mi
2:06:09
Rank: #4008 (+600)
25K → 30K
6:39/mi
20:39 split
20M
2:15:32
Rank: #3939 (+69)
30K → 20M
6:54/mi
9:23 split
21M
2:22:41
Rank: #3802 (+137)
20M → 21M
7:09/mi
7:09 split
35K· 21.75 mi
2:27:42
Rank: #3792 (+10)
21M → 35K
6:42/mi
5:01 split
23M
2:36:21
Rank: #3724 (+68)
35K → 23M
6:55/mi
8:39 split
24M
2:42:58
Rank: #3636 (+88)
23M → 24M
6:37/mi
6:37 split
40K· 24.85 mi
2:48:54
Rank: #3609 (+27)
24M → 40K
6:56/mi
5:56 split
25.2M
2:51:22
Rank: #3568 (+41)
40K → 25.2M
7:09/mi
2:28 split
Finish· 26.22 mi
2:57:43
Rank: #3398 (+170)
25.2M → Finish
6:14/mi
6:21 split

The Course

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Half Splits

1st Half· via Half⚖️ Balanced
Distance13.11 mi
Time1:29:15
Pace6:48 /mi
2nd Half⚖️ Balanced
Distance13.11 mi
Time1:28:28
Pace6:45 /mi
📊Even Split: Consistent pacing between halves

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:47:1221:396:5821:39
6:58
-
10K
6.21 mi11:08:0942:366:5120:57
6:45
-0:13
15K
9.32 mi11:29:131:03:406:5021:04
6:47
+0:02
20K
12.43 mi11:50:161:24:436:4921:03
6:47
0:00
Half
13.11 mi11:54:481:29:156:484:32
6:39
-0:08
25K
15.53 mi12:11:031:45:306:4716:15
6:42
+0:03
30K
18.64 mi12:31:422:06:096:4620:39
6:39
-0:03
20M
20.00 mi12:41:052:15:326:479:23
6:54
+0:15
21M
21.00 mi12:48:142:22:416:487:09
7:09
+0:15
35K
21.75 mi12:53:152:27:426:475:01
6:42
-0:27
23M
23.00 mi13:01:542:36:216:488:39
6:55
+0:13
24M
24.00 mi13:08:312:42:586:476:37
6:37
-0:18
40K
24.85 mi13:14:272:48:546:485:56
6:56
+0:19
25.2M
25.20 mi13:16:552:51:226:482:28
7:09
+0:13
Finish
26.22 mi13:23:162:57:436:476:21
6:14
-0:55

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

6:14 /mi

Average Pace

6:47 /mi

Slowest Pace

7:09 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:02:29

69% of race

Time at Steady Pace

55:14

31% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 6:47 /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 mi10:47:1221:396:5821:39
6:58
#6040
10K
6.21 mi11:08:0942:366:5120:57
6:45
#5454
15K
9.32 mi11:29:131:03:406:5021:04
6:47
#5265
20K
12.43 mi11:50:161:24:436:4921:03
6:47
#4990
Half
13.11 mi11:54:481:29:156:484:32
6:39
#4934
25K
15.53 mi12:11:031:45:306:4716:15
6:42
#4608
30K
18.64 mi12:31:422:06:096:4620:39
6:39
#4008
20M
20.00 mi12:41:052:15:326:479:23
6:54
#3939
21M
21.00 mi12:48:142:22:416:487:09
7:09
#3802
35K
21.75 mi12:53:152:27:426:475:01
6:42
#3792
23M
23.00 mi13:01:542:36:216:488:39
6:55
#3724
24M
24.00 mi13:08:312:42:586:476:37
6:37
#3636
40K
24.85 mi13:14:272:48:546:485:56
6:56
#3609
25.2M
25.20 mi13:16:552:51:226:482:28
7:09
#3568
Finish
26.22 mi13:23:162:57:436:476:21
6:14
#3398
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM40-44Seg. OverallSeg. MalesSeg. M40-44
5K3.11 mi3.11 mi6040551755174909(Top 18%)4560(Top 30%)4560(Top 203%)
10K6.21 mi3.10 mi5454+5865034+4835034+4834740(Top 18%)4404(Top 29%)4404(Top 197%)
15K9.32 mi3.11 mi5265+1894876+1584876+1584909(Top 18%)4560(Top 30%)4560(Top 203%)
20K12.43 mi3.11 mi4990+2754638+2384638+2384204(Top 16%)3935(Top 26%)3935(Top 176%)
Half13.11 mi0.68 mi4934+564590+484590+483768(Top 14%)3552(Top 23%)3552(Top 159%)
25K15.53 mi2.42 mi4608+3264301+2894301+2893371(Top 13%)3198(Top 21%)3198(Top 143%)
30K18.64 mi3.11 mi4008+6003772+5293772+5292174(Top 8%)2075(Top 14%)2075(Top 93%)
20M20.00 mi1.36 mi3939+693707+653707+653443(Top 13%)3215(Top 21%)3215(Top 143%)
21M21.00 mi1.00 mi3802+1373580+1273580+1272847(Top 11%)2672(Top 18%)2672(Top 119%)
35K21.75 mi0.75 mi3792+103570+103570+103579(Top 13%)3313(Top 22%)3313(Top 148%)
23M23.00 mi1.25 mi3724+683508+623508+623273(Top 12%)3042(Top 20%)3042(Top 136%)
24M24.00 mi1.00 mi3636+883429+793429+792658(Top 10%)2476(Top 16%)2476(Top 110%)
40K24.85 mi0.85 mi3609+273400+293400+293522(Top 13%)3201(Top 21%)3201(Top 143%)
25.2M25.20 mi0.35 mi3568+413364+363364+362339(Top 9%)2172(Top 14%)2172(Top 97%)
Finish26.22 mi1.02 mi3398+1703204+1603204+1601398(Top 5%)1323(Top 9%)1323(Top 59%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 18%
×21story building
+97ft-345ft

Overall

4909

Males

4560

M40-44

4560

5K→10K

3.1 - 6.2 mi

Top 18%
×5story building
+79ft-138ft

Overall

4740

Males

4404

M40-44

4404

10K→15K

6.2 - 9.3 mi

Top 18%
×3story building
+67ft-78ft

Overall

4909

Males

4560

M40-44

4560

15K→20K

9.3 - 12.4 mi

Top 16%
×5story building
+106ft-86ft

Overall

4204

Males

3935

M40-44

3935

20K→Half

12.4 - 13.1 mi

Top 14%
×2story building
+19ft-37ft

Overall

3768

Males

3552

M40-44

3552

Half→25K

13.1 - 15.5 mi

Top 13%
×4story building
+66ft-88ft

Overall

3371

Males

3198

M40-44

3198

25K→30K

15.5 - 18.6 mi

Top 8%
×9story building
+181ft-148ft

Overall

2174

Males

2075

M40-44

2075

30K→20M

18.6 - 20.0 mi

Top 13%
×5story building
+64ft-50ft

Overall

3443

Males

3215

M40-44

3215

20M→21M

20.0 - 21.0 mi

Top 11%
×8story building
+106ft-24ft

Overall

2847

Males

2672

M40-44

2672

21M→35K

21.0 - 21.8 mi

Top 13%
×7story building
+17ft-86ft

Overall

3579

Males

3313

M40-44

3313

35K→23M

21.8 - 23.0 mi

Top 12%
×5story building
+23ft-63ft

Overall

3273

Males

3042

M40-44

3042

23M→24M

23.0 - 24.0 mi

Top 10%
×6story building
+12ft-82ft

Overall

2658

Males

2476

M40-44

2476

24M→40K

24.0 - 24.9 mi

Top 13%
×1story
+6ft-20ft

Overall

3522

Males

3201

M40-44

3201

40K→25.2M

24.9 - 25.2 mi

Top 9%
×1story
+13ft-16ft

Overall

2339

Males

2172

M40-44

2172

25.2M→Finish

25.2 - 26.2 mi

Top 5%
×2story building
+22ft-21ft

Overall

1398

Males

1323

M40-44

1323

Passing Analysis

Category:
Athletes Passed
2877
Passed By
235
Net Change
+2642
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#6040
5K → 10K62438+586#6040#5454
10K → 15K22839+189#5454#5265
15K → 20K29318+275#5265#4990
20K → Half615+56#4990#4934
Half → 25K3304+326#4934#4608
25K → 30K6000+600#4608#4008
30K → 20M9122+69#4008#3939
20M → 21M14710+137#3939#3802
21M → 35K3222+10#3802#3792
35K → 23M9426+68#3792#3724
23M → 24M9911+88#3724#3636
24M → 40K5629+27#3636#3609
40K → 25.2M454+41#3609#3568
25.2M → Finish1777+170#3568#3398
TOTALS2877235+2642
📊

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