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BOSTON MARATHON 2023

Chris Fischer

Bib: 4058•M

NY

0:00
0:00
/ mi
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Overall
#0 / 26622
Top 15%
Gender (Male)
#0 / 15176
Top 24%
Division (M18-39)
#0 / 5285
Top 49%
Race Day Weather
49°/39°F
light intensity drizzle

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
20:56
Rank: #4006
Start → 5K
20:56 | 6:44/mi
10K· 6.21 mi
41:43
Rank: #4118 (-112)
5K → 10K
20:47 | 6:41/mi
15K· 9.32 mi
1:02:32
Rank: #4104 (+14)
10K → 15K
20:49 | 6:42/mi
20K· 12.43 mi
1:23:30
Rank: #4040 (+64)
15K → 20K
20:58 | 6:45/mi
Half· 13.11 mi
1:28:02
Rank: #4029 (+11)
20K → Half
4:32 | 6:39/mi
25K· 15.53 mi
1:44:27
Rank: #4003 (+26)
Half → 25K
16:25 | 6:46/mi
30K· 18.64 mi
2:05:35
Rank: #3750 (+253)
25K → 30K
21:08 | 6:48/mi
20M
2:14:50
Rank: #3632 (+118)
30K → 20M
9:15 | 6:48/mi
21M
2:21:48
Rank: #3477 (+155)
20M → 21M
6:58 | 6:58/mi
35K· 21.75 mi
2:26:38
Rank: #3380 (+97)
21M → 35K
4:50 | 6:28/mi
23M
2:35:03
Rank: #3284 (+96)
35K → 23M
8:25 | 6:43/mi
24M
2:41:47
Rank: #3264 (+20)
23M → 24M
6:44 | 6:44/mi
40K· 24.85 mi
2:47:45
Rank: #3266 (-2)
24M → 40K
5:58 | 6:59/mi
25.2M
2:50:21
Rank: #3272 (-6)
40K → 25.2M
2:36 | 7:32/mi
Finish· 26.22 mi
2:59:19
Rank: #3965 (-693)
25.2M → Finish
8:58 | 8:48/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:28:02
Pace6:43 /mi
2nd Half
Distance13.11 mi
Time1:31:17
Pace6:58 /mi
📊Positive Split: 3.7% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:22:3620:566:4420:56
6:44
-
10K
6.21 mi10:43:2341:436:4320:47
6:41
-0:03
15K
9.32 mi11:04:121:02:326:4320:49
6:42
+0:01
20K
12.43 mi11:25:101:23:306:4320:58
6:45
+0:03
Half
13.11 mi11:29:421:28:026:434:32
6:39
-0:06
25K
15.53 mi11:46:071:44:276:4316:25
6:46
+0:07
30K
18.64 mi12:07:152:05:356:4421:08
6:48
+0:02
20M
20.00 mi12:16:302:14:506:449:15
6:48
0:00
21M
21.00 mi12:23:282:21:486:456:58
6:58
+0:10
35K
21.75 mi12:28:182:26:386:454:50
6:28
-0:30
23M
23.00 mi12:36:432:35:036:448:25
6:43
+0:15
24M
24.00 mi12:43:272:41:476:446:44
6:44
+0:01
40K
24.85 mi12:49:252:47:456:455:58
6:59
+0:15
25.2M
25.20 mi12:52:012:50:216:462:36
7:32
+0:33
Finish
26.22 mi13:00:592:59:196:518:58
8:48
+1:16

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

6:28 /mi

Average Pace

6:51 /mi

Slowest Pace

8:48 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

4:50

3% of race

Time at Steady Pace

2:42:55

91% of race

Time at Slower Pace

11:34

6% of race

Average Pace: 6:50 /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 mi10:22:3620:566:4420:56
6:44
#4006
10K
6.21 mi10:43:2341:436:4320:47
6:41
#4118
15K
9.32 mi11:04:121:02:326:4320:49
6:42
#4104
20K
12.43 mi11:25:101:23:306:4320:58
6:45
#4040
Half
13.11 mi11:29:421:28:026:434:32
6:39
#4029
25K
15.53 mi11:46:071:44:276:4316:25
6:46
#4003
30K
18.64 mi12:07:152:05:356:4421:08
6:48
#3750
20M
20.00 mi12:16:302:14:506:449:15
6:48
#3632
21M
21.00 mi12:23:282:21:486:456:58
6:58
#3477
35K
21.75 mi12:28:182:26:386:454:50
6:28
#3380
23M
23.00 mi12:36:432:35:036:448:25
6:43
#3284
24M
24.00 mi12:43:272:41:476:446:44
6:44
#3264
40K
24.85 mi12:49:252:47:456:455:58
6:59
#3266
25.2M
25.20 mi12:52:012:50:216:462:36
7:32
#3272
Finish
26.22 mi13:00:592:59:196:518:58
8:48
#3965
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM18-39Seg. OverallSeg. MalesSeg. M18-39
5K3.11 mi3.11 mi4006375937594130(Top 16%)3876(Top 26%)3876(Top 73%)
10K6.21 mi3.10 mi4118-1123868-1093868-1094232(Top 16%)3965(Top 26%)3965(Top 75%)
15K9.32 mi3.11 mi4104+143858+103858+104130(Top 16%)3876(Top 26%)3876(Top 73%)
20K12.43 mi3.11 mi4040+643796+623796+623961(Top 15%)3727(Top 25%)3727(Top 71%)
Half13.11 mi0.68 mi4029+113785+113785+113814(Top 14%)3598(Top 24%)3598(Top 68%)
25K15.53 mi2.42 mi4003+263766+193766+193897(Top 15%)3665(Top 24%)3665(Top 69%)
30K18.64 mi3.11 mi3750+2533540+2263540+2263005(Top 11%)2843(Top 19%)2843(Top 54%)
20M20.00 mi1.36 mi3632+1183433+1073433+1072882(Top 11%)2717(Top 18%)2717(Top 51%)
21M21.00 mi1.00 mi3477+1553293+1403293+1402027(Top 8%)1922(Top 13%)1922(Top 36%)
35K21.75 mi0.75 mi3380+973199+943199+942268(Top 9%)2155(Top 14%)2155(Top 41%)
23M23.00 mi1.25 mi3284+963110+893110+892287(Top 9%)2158(Top 14%)2158(Top 41%)
24M24.00 mi1.00 mi3264+203090+203090+203294(Top 12%)3049(Top 20%)3049(Top 58%)
40K24.85 mi0.85 mi3266-23091-13091-13720(Top 14%)3361(Top 22%)3361(Top 64%)
25.2M25.20 mi0.35 mi3272-63095-43095-44041(Top 15%)3583(Top 24%)3583(Top 68%)
Finish26.22 mi1.02 mi3965-6933710-6153710-61516997(Top 64%)10593(Top 70%)10593(Top 200%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 16%
×21stories
+97ft-345ft

Overall

4130

Males

3876

M18-39

3876

5K→10K

3.1 - 6.2 mi

Top 16%
×5stories
+79ft-138ft

Overall

4232

Males

3965

M18-39

3965

10K→15K

6.2 - 9.3 mi

Top 16%
×3stories
+67ft-78ft

Overall

4130

Males

3876

M18-39

3876

15K→20K

9.3 - 12.4 mi

Top 15%
×5stories
+106ft-86ft

Overall

3961

Males

3727

M18-39

3727

20K→Half

12.4 - 13.1 mi

Top 14%
×2stories
+19ft-37ft

Overall

3814

Males

3598

M18-39

3598

Half→25K

13.1 - 15.5 mi

Top 15%
×4stories
+66ft-88ft

Overall

3897

Males

3665

M18-39

3665

25K→30K

15.5 - 18.6 mi

Top 11%
×9stories
+181ft-148ft

Overall

3005

Males

2843

M18-39

2843

30K→20M

18.6 - 20.0 mi

Top 11%
×5stories
+64ft-50ft

Overall

2882

Males

2717

M18-39

2717

20M→21M

20.0 - 21.0 mi

Top 8%
×8stories
+106ft-24ft

Overall

2027

Males

1922

M18-39

1922

21M→35K

21.0 - 21.8 mi

Top 9%
×7stories
+17ft-86ft

Overall

2268

Males

2155

M18-39

2155

35K→23M

21.8 - 23.0 mi

Top 9%
×5stories
+23ft-63ft

Overall

2287

Males

2158

M18-39

2158

23M→24M

23.0 - 24.0 mi

Top 12%
×6stories
+12ft-82ft

Overall

3294

Males

3049

M18-39

3049

24M→40K

24.0 - 24.9 mi

Top 14%
×1story
+6ft-20ft

Overall

3720

Males

3361

M18-39

3361

40K→25.2M

24.9 - 25.2 mi

Top 15%
×1story
+13ft-16ft

Overall

4041

Males

3583

M18-39

3583

25.2M→Finish

25.2 - 26.2 mi

Top 64%
×2stories
+22ft-21ft

Overall

16997

Males

10593

M18-39

10593

Passing Analysis

Category:
Athletes Passed
1417
Passed By
1376
Net Change
+41
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#4006
5K → 10K172284-112#4006#4118
10K → 15K129115+14#4118#4104
15K → 20K14076+64#4104#4040
20K → Half2514+11#4040#4029
Half → 25K8862+26#4029#4003
25K → 30K26815+253#4003#3750
30K → 20M1246+118#3750#3632
20M → 21M1616+155#3632#3477
21M → 35K1003+97#3477#3380
35K → 23M10610+96#3380#3284
23M → 24M5030+20#3284#3264
24M → 40K3537-2#3264#3266
40K → 25.2M1925-6#3266#3272
25.2M → Finish0693-693#3272#3965
TOTALS14171376+41
📊

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