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BOSTON MARATHON 2023

Patrick Jahn

Bib: 31563•M

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

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
27:16
Rank: #19331
Start → 5K
8:47/mi
27:16 split
10K· 6.21 mi
54:16
Rank: #19319 (+12)
5K → 10K
8:41/mi
27:00 split
15K· 9.32 mi
1:21:51
Rank: #19505 (-186)
10K → 15K
8:53/mi
27:35 split
20K· 12.43 mi
1:48:07
Rank: #18783 (+722)
15K → 20K
8:27/mi
26:16 split
Half· 13.11 mi
1:54:01
Rank: #18775 (+8)
20K → Half
8:39/mi
5:54 split
25K· 15.53 mi
2:15:28
Rank: #18687 (+88)
Half → 25K
8:51/mi
21:27 split
30K· 18.64 mi
2:44:36
Rank: #18740 (-53)
25K → 30K
9:23/mi
29:08 split
20M
2:59:20
Rank: #19203 (-463)
30K → 20M
10:51/mi
14:44 split
21M
3:10:23
Rank: #19350 (-147)
20M → 21M
11:03/mi
11:03 split
35K· 21.75 mi
3:18:31
Rank: #19598 (-248)
21M → 35K
10:52/mi
8:08 split
23M
3:32:18
Rank: #19854 (-256)
35K → 23M
11:01/mi
13:47 split
24M
3:43:07
Rank: #20069 (-215)
23M → 24M
10:49/mi
10:49 split
40K· 24.85 mi
3:52:07
Rank: #20111 (-42)
24M → 40K
10:32/mi
9:00 split
25.2M
3:56:13
Rank: #20151 (-40)
40K → 25.2M
11:53/mi
4:06 split
Finish· 26.22 mi
4:06:25
Rank: #20202 (-51)
25.2M → Finish
10:01/mi
10:12 split

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:54:01
Pace8:42 /mi
2nd Half
Distance13.11 mi
Time2:12:24
Pace10:06 /mi
📊Positive Split: 16.1% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:47:4227:168:4727:16
8:47
-
10K
6.21 mi12:14:4254:168:4427:00
8:41
-0:06
15K
9.32 mi12:42:171:21:518:4727:35
8:53
+0:12
20K
12.43 mi13:08:331:48:078:4226:16
8:27
-0:26
Half
13.11 mi13:14:271:54:018:425:54
8:39
+0:12
25K
15.53 mi13:35:542:15:288:4321:27
8:51
+0:12
30K
18.64 mi14:05:022:44:368:5029:08
9:23
+0:32
20M
20.00 mi14:19:462:59:208:5814:44
10:51
+1:28
21M
21.00 mi14:30:493:10:239:0411:03
11:03
+0:12
35K
21.75 mi14:38:573:18:319:088:08
10:52
-0:11
23M
23.00 mi14:52:443:32:189:1413:47
11:01
+0:09
24M
24.00 mi15:03:333:43:079:1810:49
10:49
-0:12
40K
24.85 mi15:12:333:52:079:209:00
10:32
-0:17
25.2M
25.20 mi15:16:393:56:139:224:06
11:53
+1:21
Finish
26.22 mi15:26:514:06:259:2410:12
10:01
-1:52

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

8:27 /mi

Average Pace

9:24 /mi

Slowest Pace

11:53 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:44:36

67% of race

Time at Steady Pace

19:12

8% of race

Time at Slower Pace

1:02:37

25% of race

Average Pace: 9:24 /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 mi11:47:4227:168:4727:16
8:47
#19331
10K
6.21 mi12:14:4254:168:4427:00
8:41
#19319
15K
9.32 mi12:42:171:21:518:4727:35
8:53
#19505
20K
12.43 mi13:08:331:48:078:4226:16
8:27
#18783
Half
13.11 mi13:14:271:54:018:425:54
8:39
#18775
25K
15.53 mi13:35:542:15:288:4321:27
8:51
#18687
30K
18.64 mi14:05:022:44:368:5029:08
9:23
#18740
20M
20.00 mi14:19:462:59:208:5814:44
10:51
#19203
21M
21.00 mi14:30:493:10:239:0411:03
11:03
#19350
35K
21.75 mi14:38:573:18:319:088:08
10:52
#19598
23M
23.00 mi14:52:443:32:189:1413:47
11:01
#19854
24M
24.00 mi15:03:333:43:079:1810:49
10:49
#20069
40K
24.85 mi15:12:333:52:079:209:00
10:32
#20111
25.2M
25.20 mi15:16:393:56:139:224:06
11:53
#20151
Finish
26.22 mi15:26:514:06:259:2410:12
10:01
#20202
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM18-39Seg. OverallSeg. MalesSeg. M18-39
5K3.11 mi3.11 mi19331119101191019932(Top 75%)12267(Top 81%)12267(Top 232%)
10K6.21 mi3.10 mi19319+1211952-4211952-4219365(Top 73%)12043(Top 79%)12043(Top 228%)
15K9.32 mi3.11 mi19505-18612035-8312035-8319932(Top 75%)12267(Top 81%)12267(Top 232%)
20K12.43 mi3.11 mi18783+72211775+26011775+26016569(Top 62%)10865(Top 72%)10865(Top 206%)
Half13.11 mi0.68 mi18775+811769+611769+618594(Top 70%)11755(Top 77%)11755(Top 222%)
25K15.53 mi2.42 mi18687+8811723+4611723+4618206(Top 68%)11518(Top 76%)11518(Top 218%)
30K18.64 mi3.11 mi18740-53117231172318934(Top 71%)11757(Top 77%)11757(Top 222%)
20M20.00 mi1.36 mi19203-46311914-19111914-19122406(Top 84%)13185(Top 87%)13185(Top 249%)
21M21.00 mi1.00 mi19350-14711958-4411958-4420918(Top 79%)12484(Top 82%)12484(Top 236%)
35K21.75 mi0.75 mi19598-24812058-10012058-10023045(Top 87%)13404(Top 88%)13404(Top 254%)
23M23.00 mi1.25 mi19854-25612154-9612154-9622351(Top 84%)13083(Top 86%)13083(Top 248%)
24M24.00 mi1.00 mi20069-21512231-7712231-7722680(Top 85%)13196(Top 87%)13196(Top 250%)
40K24.85 mi0.85 mi20111-4212241-1012241-1021261(Top 80%)12483(Top 82%)12483(Top 236%)
25.2M25.20 mi0.35 mi20151-4012250-912250-922271(Top 84%)12971(Top 85%)12971(Top 245%)
Finish26.22 mi1.02 mi20202-5112264-1412264-1421774(Top 82%)12755(Top 84%)12755(Top 241%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 75%
×21story building
+97ft-345ft

Overall

19932

Males

12267

M18-39

12267

5K→10K

3.1 - 6.2 mi

Top 73%
×5story building
+79ft-138ft

Overall

19365

Males

12043

M18-39

12043

10K→15K

6.2 - 9.3 mi

Top 75%
×3story building
+67ft-78ft

Overall

19932

Males

12267

M18-39

12267

15K→20K

9.3 - 12.4 mi

Top 62%
×5story building
+106ft-86ft

Overall

16569

Males

10865

M18-39

10865

20K→Half

12.4 - 13.1 mi

Top 70%
×2story building
+19ft-37ft

Overall

18594

Males

11755

M18-39

11755

Half→25K

13.1 - 15.5 mi

Top 68%
×4story building
+66ft-88ft

Overall

18206

Males

11518

M18-39

11518

25K→30K

15.5 - 18.6 mi

Top 71%
×9story building
+181ft-148ft

Overall

18934

Males

11757

M18-39

11757

30K→20M

18.6 - 20.0 mi

Top 84%
×5story building
+64ft-50ft

Overall

22406

Males

13185

M18-39

13185

20M→21M

20.0 - 21.0 mi

Top 79%
×8story building
+106ft-24ft

Overall

20918

Males

12484

M18-39

12484

21M→35K

21.0 - 21.8 mi

Top 87%
×7story building
+17ft-86ft

Overall

23045

Males

13404

M18-39

13404

35K→23M

21.8 - 23.0 mi

Top 84%
×5story building
+23ft-63ft

Overall

22351

Males

13083

M18-39

13083

23M→24M

23.0 - 24.0 mi

Top 85%
×6story building
+12ft-82ft

Overall

22680

Males

13196

M18-39

13196

24M→40K

24.0 - 24.9 mi

Top 80%
×1story
+6ft-20ft

Overall

21261

Males

12483

M18-39

12483

40K→25.2M

24.9 - 25.2 mi

Top 84%
×1story
+13ft-16ft

Overall

22271

Males

12971

M18-39

12971

25.2M→Finish

25.2 - 26.2 mi

Top 82%
×2story building
+22ft-21ft

Overall

21774

Males

12755

M18-39

12755

Passing Analysis

Category:
Athletes Passed
1684
Passed By
2555
Net Change
-871
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#19331
5K → 10K342330+12#19331#19319
10K → 15K110296-186#19319#19505
15K → 20K7275+722#19505#18783
20K → Half3123+8#18783#18775
Half → 25K16476+88#18775#18687
25K → 30K151204-53#18687#18740
30K → 20M14477-463#18740#19203
20M → 21M43190-147#19203#19350
21M → 35K9257-248#19350#19598
35K → 23M23279-256#19598#19854
23M → 24M11226-215#19854#20069
24M → 40K3274-42#20069#20111
40K → 25.2M1050-40#20111#20151
25.2M → Finish1768-51#20151#20202
TOTALS16842555-871
📊

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