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BOSTON MARATHON 2023

Jason Fischer

Bib: 4741•M

NY

0:00
0:00
/ mi
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Overall
#0 / 26622
Top 11%
Gender (Male)
#0 / 15176
Top 19%
Division (M18-39)
#0 / 5285
Top 41%
Race Day Weather
49°/39°F
light intensity drizzle

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
20:33
Rank: #2969
Start → 5K
20:33 | 6:37/mi
10K· 6.21 mi
40:58
Rank: #3106 (-137)
5K → 10K
20:25 | 6:34/mi
15K· 9.32 mi
1:01:32
Rank: #3213 (-107)
10K → 15K
20:34 | 6:37/mi
20K· 12.43 mi
1:22:35
Rank: #3414 (-201)
15K → 20K
21:03 | 6:47/mi
Half· 13.11 mi
1:27:02
Rank: #3382 (+32)
20K → Half
4:27 | 6:31/mi
25K· 15.53 mi
1:43:13
Rank: #3309 (+73)
Half → 25K
16:11 | 6:40/mi
30K· 18.64 mi
2:04:08
Rank: #3108 (+201)
25K → 30K
20:55 | 6:44/mi
20M
2:13:16
Rank: #3024 (+84)
30K → 20M
9:08 | 6:43/mi
21M
2:20:20
Rank: #2973 (+51)
20M → 21M
7:04 | 7:04/mi
35K· 21.75 mi
2:25:14
Rank: #2938 (+35)
21M → 35K
4:54 | 6:33/mi
23M
2:33:54
Rank: #2931 (+7)
35K → 23M
8:40 | 6:55/mi
24M
2:40:42
Rank: #2946 (-15)
23M → 24M
6:48 | 6:48/mi
40K· 24.85 mi
2:46:40
Rank: #2955 (-9)
24M → 40K
5:58 | 6:59/mi
25.2M
2:49:24
Rank: #2992 (-37)
40K → 25.2M
2:44 | 7:56/mi
Finish· 26.22 mi
2:56:29
Rank: #3052 (-60)
25.2M → Finish
7:05 | 6:57/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:27:02
Pace6:38 /mi
2nd Half
Distance13.11 mi
Time1:29:27
Pace6:49 /mi
📊Positive Split: 2.8% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:22:2420:336:3720:33
6:37
-
10K
6.21 mi10:42:4940:586:3620:25
6:34
-0:03
15K
9.32 mi11:03:231:01:326:3620:34
6:37
+0:03
20K
12.43 mi11:24:261:22:356:3921:03
6:47
+0:10
Half
13.11 mi11:28:531:27:026:384:27
6:31
-0:16
25K
15.53 mi11:45:041:43:136:3916:11
6:40
+0:09
30K
18.64 mi12:05:592:04:086:4020:55
6:44
+0:04
20M
20.00 mi12:15:072:13:166:409:08
6:43
-0:01
21M
21.00 mi12:22:112:20:206:417:04
7:04
+0:21
35K
21.75 mi12:27:052:25:146:414:54
6:33
-0:31
23M
23.00 mi12:35:452:33:546:418:40
6:55
+0:22
24M
24.00 mi12:42:332:40:426:426:48
6:48
-0:07
40K
24.85 mi12:48:312:46:406:425:58
6:59
+0:11
25.2M
25.20 mi12:51:152:49:246:432:44
7:56
+0:57
Finish
26.22 mi12:58:202:56:296:447:05
6:57
-0:59

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

6:31 /mi

Average Pace

6:44 /mi

Slowest Pace

7:56 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

9:21

5% of race

Time at Steady Pace

2:15:37

77% of race

Time at Slower Pace

31:31

18% of race

Average Pace: 6:44 /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 mi10:22:2420:336:3720:33
6:37
#2969
10K
6.21 mi10:42:4940:586:3620:25
6:34
#3106
15K
9.32 mi11:03:231:01:326:3620:34
6:37
#3213
20K
12.43 mi11:24:261:22:356:3921:03
6:47
#3414
Half
13.11 mi11:28:531:27:026:384:27
6:31
#3382
25K
15.53 mi11:45:041:43:136:3916:11
6:40
#3309
30K
18.64 mi12:05:592:04:086:4020:55
6:44
#3108
20M
20.00 mi12:15:072:13:166:409:08
6:43
#3024
21M
21.00 mi12:22:112:20:206:417:04
7:04
#2973
35K
21.75 mi12:27:052:25:146:414:54
6:33
#2938
23M
23.00 mi12:35:452:33:546:418:40
6:55
#2931
24M
24.00 mi12:42:332:40:426:426:48
6:48
#2946
40K
24.85 mi12:48:312:46:406:425:58
6:59
#2955
25.2M
25.20 mi12:51:152:49:246:432:44
7:56
#2992
Finish
26.22 mi12:58:202:56:296:447:05
6:57
#3052
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM18-39Seg. OverallSeg. MalesSeg. M18-39
5K3.11 mi3.11 mi2969281928193440(Top 13%)3262(Top 21%)3262(Top 62%)
10K6.21 mi3.10 mi3106-1372954-1352954-1353281(Top 12%)3123(Top 21%)3123(Top 59%)
15K9.32 mi3.11 mi3213-1073059-1053059-1053440(Top 13%)3262(Top 21%)3262(Top 62%)
20K12.43 mi3.11 mi3414-2013237-1783237-1784198(Top 16%)3929(Top 26%)3929(Top 74%)
Half13.11 mi0.68 mi3382+323211+263211+262931(Top 11%)2806(Top 18%)2806(Top 53%)
25K15.53 mi2.42 mi3309+733149+623149+623176(Top 12%)3028(Top 20%)3028(Top 57%)
30K18.64 mi3.11 mi3108+2012959+1902959+1902579(Top 10%)2453(Top 16%)2453(Top 46%)
20M20.00 mi1.36 mi3024+842881+782881+782393(Top 9%)2269(Top 15%)2269(Top 43%)
21M21.00 mi1.00 mi2973+512833+482833+482474(Top 9%)2337(Top 15%)2337(Top 44%)
35K21.75 mi0.75 mi2938+352799+342799+342706(Top 10%)2549(Top 17%)2549(Top 48%)
23M23.00 mi1.25 mi2931+72788+112788+113350(Top 13%)3103(Top 20%)3103(Top 59%)
24M24.00 mi1.00 mi2946-152801-132801-133627(Top 14%)3326(Top 22%)3326(Top 63%)
40K24.85 mi0.85 mi2955-92803-22803-23697(Top 14%)3338(Top 22%)3338(Top 63%)
25.2M25.20 mi0.35 mi2992-372836-332836-335960(Top 22%)4891(Top 32%)4891(Top 93%)
Finish26.22 mi1.02 mi3052-602890-542890-544893(Top 18%)4190(Top 28%)4190(Top 79%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 13%
×21stories
+97ft-345ft

Overall

3440

Males

3262

M18-39

3262

5K→10K

3.1 - 6.2 mi

Top 12%
×5stories
+79ft-138ft

Overall

3281

Males

3123

M18-39

3123

10K→15K

6.2 - 9.3 mi

Top 13%
×3stories
+67ft-78ft

Overall

3440

Males

3262

M18-39

3262

15K→20K

9.3 - 12.4 mi

Top 16%
×5stories
+106ft-86ft

Overall

4198

Males

3929

M18-39

3929

20K→Half

12.4 - 13.1 mi

Top 11%
×2stories
+19ft-37ft

Overall

2931

Males

2806

M18-39

2806

Half→25K

13.1 - 15.5 mi

Top 12%
×4stories
+66ft-88ft

Overall

3176

Males

3028

M18-39

3028

25K→30K

15.5 - 18.6 mi

Top 10%
×9stories
+181ft-148ft

Overall

2579

Males

2453

M18-39

2453

30K→20M

18.6 - 20.0 mi

Top 9%
×5stories
+64ft-50ft

Overall

2393

Males

2269

M18-39

2269

20M→21M

20.0 - 21.0 mi

Top 9%
×8stories
+106ft-24ft

Overall

2474

Males

2337

M18-39

2337

21M→35K

21.0 - 21.8 mi

Top 10%
×7stories
+17ft-86ft

Overall

2706

Males

2549

M18-39

2549

35K→23M

21.8 - 23.0 mi

Top 13%
×5stories
+23ft-63ft

Overall

3350

Males

3103

M18-39

3103

23M→24M

23.0 - 24.0 mi

Top 14%
×6stories
+12ft-82ft

Overall

3627

Males

3326

M18-39

3326

24M→40K

24.0 - 24.9 mi

Top 14%
×1story
+6ft-20ft

Overall

3697

Males

3338

M18-39

3338

40K→25.2M

24.9 - 25.2 mi

Top 22%
×1story
+13ft-16ft

Overall

5960

Males

4891

M18-39

4891

25.2M→Finish

25.2 - 26.2 mi

Top 18%
×2stories
+22ft-21ft

Overall

4893

Males

4190

M18-39

4190

Passing Analysis

Category:
Athletes Passed
927
Passed By
1010
Net Change
-83
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#2969
5K → 10K97234-137#2969#3106
10K → 15K53160-107#3106#3213
15K → 20K40241-201#3213#3414
20K → Half364+32#3414#3382
Half → 25K10835+73#3382#3309
25K → 30K21918+201#3309#3108
30K → 20M895+84#3108#3024
20M → 21M7221+51#3024#2973
21M → 35K4914+35#2973#2938
35K → 23M5447+7#2938#2931
23M → 24M3752-15#2931#2946
24M → 40K3746-9#2946#2955
40K → 25.2M1249-37#2955#2992
25.2M → Finish2484-60#2992#3052
TOTALS9271010-83
📊

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