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BOSTON MARATHON 2023

Daniel Heidtke

Bib: 5235•M

TX

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0:00
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Overall
#0 / 26622
Top 9%
Gender (Male)
#0 / 15176
Top 15%
Division (M18-39)
#0 / 5285
Top 34%
Race Day Weather
49°/39°F
light intensity drizzle

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
20:12
Rank: #2282
Start → 5K
20:12 | 6:30/mi
10K· 6.21 mi
40:26
Rank: #2542 (-260)
5K → 10K
20:14 | 6:31/mi
15K· 9.32 mi
1:00:24
Rank: #2440 (+102)
10K → 15K
19:58 | 6:26/mi
20K· 12.43 mi
1:21:56
Rank: #3032 (-592)
15K → 20K
21:32 | 6:56/mi
Half· 13.11 mi
1:26:10
Rank: #2895 (+137)
20K → Half
4:14 | 6:12/mi
25K· 15.53 mi
1:41:56
Rank: #2750 (+145)
Half → 25K
15:46 | 6:30/mi
30K· 18.64 mi
2:02:39
Rank: #2632 (+118)
25K → 30K
20:43 | 6:40/mi
20M
2:11:52
Rank: #2610 (+22)
30K → 20M
9:13 | 6:47/mi
21M
2:19:07
Rank: #2596 (+14)
20M → 21M
7:15 | 7:15/mi
35K· 21.75 mi
2:23:54
Rank: #2552 (+44)
21M → 35K
4:47 | 6:24/mi
23M
2:32:24
Rank: #2501 (+51)
35K → 23M
8:30 | 6:47/mi
24M
2:38:59
Rank: #2482 (+19)
23M → 24M
6:35 | 6:35/mi
40K· 24.85 mi
2:44:42
Rank: #2451 (+31)
24M → 40K
5:43 | 6:41/mi
25.2M
2:47:13
Rank: #2451
40K → 25.2M
2:31 | 7:18/mi
Finish· 26.22 mi
2:53:43
Rank: #2409 (+42)
25.2M → Finish
6:30 | 6:23/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:26:10
Pace6:34 /mi
2nd Half
Distance13.11 mi
Time1:27:33
Pace6:41 /mi
📊Positive Split: 1.6% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:22:5920:126:3020:12
6:30
-
10K
6.21 mi10:43:1340:266:3020:14
6:31
+0:01
15K
9.32 mi11:03:111:00:246:2919:58
6:26
-0:05
20K
12.43 mi11:24:431:21:566:3621:32
6:56
+0:30
Half
13.11 mi11:28:571:26:106:344:14
6:12
-0:44
25K
15.53 mi11:44:431:41:566:3415:46
6:30
+0:18
30K
18.64 mi12:05:262:02:396:3520:43
6:40
+0:10
20M
20.00 mi12:14:392:11:526:369:13
6:47
+0:07
21M
21.00 mi12:21:542:19:076:377:15
7:15
+0:28
35K
21.75 mi12:26:412:23:546:374:47
6:24
-0:51
23M
23.00 mi12:35:112:32:246:388:30
6:47
+0:23
24M
24.00 mi12:41:462:38:596:376:35
6:35
-0:12
40K
24.85 mi12:47:292:44:426:385:43
6:41
+0:06
25.2M
25.20 mi12:50:002:47:136:382:31
7:18
+0:37
Finish
26.22 mi12:56:302:53:436:386:30
6:23
-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

6:12 /mi

Average Pace

6:38 /mi

Slowest Pace

7:18 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:22:25

82% of race

Time at Steady Pace

31:18

18% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 6:38 /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 mi10:22:5920:126:3020:12
6:30
#2282
10K
6.21 mi10:43:1340:266:3020:14
6:31
#2542
15K
9.32 mi11:03:111:00:246:2919:58
6:26
#2440
20K
12.43 mi11:24:431:21:566:3621:32
6:56
#3032
Half
13.11 mi11:28:571:26:106:344:14
6:12
#2895
25K
15.53 mi11:44:431:41:566:3415:46
6:30
#2750
30K
18.64 mi12:05:262:02:396:3520:43
6:40
#2632
20M
20.00 mi12:14:392:11:526:369:13
6:47
#2610
21M
21.00 mi12:21:542:19:076:377:15
7:15
#2596
35K
21.75 mi12:26:412:23:546:374:47
6:24
#2552
23M
23.00 mi12:35:112:32:246:388:30
6:47
#2501
24M
24.00 mi12:41:462:38:596:376:35
6:35
#2482
40K
24.85 mi12:47:292:44:426:385:43
6:41
#2451
25.2M
25.20 mi12:50:002:47:136:382:31
7:18
#2451
Finish
26.22 mi12:56:302:53:436:386:30
6:23
#2409
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM18-39Seg. OverallSeg. MalesSeg. M18-39
5K3.11 mi3.11 mi2282217621762239(Top 8%)2148(Top 14%)2148(Top 41%)
10K6.21 mi3.10 mi2542-2602424-2482424-2482860(Top 11%)2732(Top 18%)2732(Top 52%)
15K9.32 mi3.11 mi2440+1022333+912333+912239(Top 8%)2148(Top 14%)2148(Top 41%)
20K12.43 mi3.11 mi3032-5922894-5612894-5615536(Top 21%)5091(Top 34%)5091(Top 96%)
Half13.11 mi0.68 mi2895+1372763+1312763+1311429(Top 5%)1369(Top 9%)1369(Top 26%)
25K15.53 mi2.42 mi2750+1452627+1362627+1362183(Top 8%)2094(Top 14%)2094(Top 40%)
30K18.64 mi3.11 mi2632+1182513+1142513+1142257(Top 8%)2152(Top 14%)2152(Top 41%)
20M20.00 mi1.36 mi2610+222493+202493+202687(Top 10%)2541(Top 17%)2541(Top 48%)
21M21.00 mi1.00 mi2596+142484+92484+93328(Top 13%)3098(Top 20%)3098(Top 59%)
35K21.75 mi0.75 mi2552+442441+432441+431965(Top 7%)1869(Top 12%)1869(Top 35%)
23M23.00 mi1.25 mi2501+512392+492392+492579(Top 10%)2420(Top 16%)2420(Top 46%)
24M24.00 mi1.00 mi2482+192374+182374+182458(Top 9%)2294(Top 15%)2294(Top 43%)
40K24.85 mi0.85 mi2451+312342+322342+322274(Top 9%)2112(Top 14%)2112(Top 40%)
25.2M25.20 mi0.35 mi24512340+22340+22885(Top 11%)2640(Top 17%)2640(Top 50%)
Finish26.22 mi1.02 mi2409+422300+402300+401927(Top 7%)1798(Top 12%)1798(Top 34%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 8%
×21stories
+97ft-345ft

Overall

2239

Males

2148

M18-39

2148

5K→10K

3.1 - 6.2 mi

Top 11%
×5stories
+79ft-138ft

Overall

2860

Males

2732

M18-39

2732

10K→15K

6.2 - 9.3 mi

Top 8%
×3stories
+67ft-78ft

Overall

2239

Males

2148

M18-39

2148

15K→20K

9.3 - 12.4 mi

Top 21%
×5stories
+106ft-86ft

Overall

5536

Males

5091

M18-39

5091

20K→Half

12.4 - 13.1 mi

Top 5%
×2stories
+19ft-37ft

Overall

1429

Males

1369

M18-39

1369

Half→25K

13.1 - 15.5 mi

Top 8%
×4stories
+66ft-88ft

Overall

2183

Males

2094

M18-39

2094

25K→30K

15.5 - 18.6 mi

Top 8%
×9stories
+181ft-148ft

Overall

2257

Males

2152

M18-39

2152

30K→20M

18.6 - 20.0 mi

Top 10%
×5stories
+64ft-50ft

Overall

2687

Males

2541

M18-39

2541

20M→21M

20.0 - 21.0 mi

Top 13%
×8stories
+106ft-24ft

Overall

3328

Males

3098

M18-39

3098

21M→35K

21.0 - 21.8 mi

Top 7%
×7stories
+17ft-86ft

Overall

1965

Males

1869

M18-39

1869

35K→23M

21.8 - 23.0 mi

Top 10%
×5stories
+23ft-63ft

Overall

2579

Males

2420

M18-39

2420

23M→24M

23.0 - 24.0 mi

Top 9%
×6stories
+12ft-82ft

Overall

2458

Males

2294

M18-39

2294

24M→40K

24.0 - 24.9 mi

Top 9%
×1story
+6ft-20ft

Overall

2274

Males

2112

M18-39

2112

40K→25.2M

24.9 - 25.2 mi

Top 11%
×1story
+13ft-16ft

Overall

2885

Males

2640

M18-39

2640

25.2M→Finish

25.2 - 26.2 mi

Top 7%
×2stories
+22ft-21ft

Overall

1927

Males

1798

M18-39

1798

Passing Analysis

Category:
Athletes Passed
980
Passed By
1107
Net Change
-127
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#2282
5K → 10K48308-260#2282#2542
10K → 15K13432+102#2542#2440
15K → 20K7599-592#2440#3032
20K → Half1381+137#3032#2895
Half → 25K1538+145#2895#2750
25K → 30K13820+118#2750#2632
30K → 20M5129+22#2632#2610
20M → 21M4228+14#2610#2596
21M → 35K440+44#2596#2552
35K → 23M6918+51#2552#2501
23M → 24M3516+19#2501#2482
24M → 40K4211+31#2482#2451
40K → 25.2M15150#2451#2451
25.2M → Finish6422+42#2451#2409
TOTALS9801107-127
📊

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