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BOSTON MARATHON 2023

Taylor Schiffler

Bib: 18129•F

MN

0:00
0:00
/ mi
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Overall
#0 / 26622
Top 48%
Gender (Female)
#0 / 11423
Top 31%
Division (F18-39)
#0 / 4884
Top 49%
Race Day Weather
49°/39°F
light intensity drizzle

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
25:47
Rank: #16141
Start → 5K
25:47 | 8:18/mi
10K· 6.21 mi
50:43
Rank: #15554 (+587)
5K → 10K
24:56 | 8:02/mi
15K· 9.32 mi
1:15:42
Rank: #15267 (+287)
10K → 15K
24:59 | 8:02/mi
20K· 12.43 mi
1:40:33
Rank: #14796 (+471)
15K → 20K
24:51 | 8:00/mi
Half· 13.11 mi
1:45:58
Rank: #14756 (+40)
20K → Half
5:25 | 7:56/mi
25K· 15.53 mi
2:05:23
Rank: #14442 (+314)
Half → 25K
19:25 | 8:00/mi
30K· 18.64 mi
2:30:42
Rank: #13976 (+466)
25K → 30K
25:19 | 8:09/mi
20M
2:42:05
Rank: #13862 (+114)
30K → 20M
11:23 | 8:22/mi
21M
2:50:27
Rank: #13581 (+281)
20M → 21M
8:22 | 8:22/mi
35K· 21.75 mi
2:56:12
Rank: #13423 (+158)
21M → 35K
5:45 | 7:41/mi
23M
3:06:16
Rank: #13184 (+239)
35K → 23M
10:04 | 8:02/mi
24M
3:14:05
Rank: #13034 (+150)
23M → 24M
7:49 | 7:49/mi
40K· 24.85 mi
3:20:57
Rank: #12909 (+125)
24M → 40K
6:52 | 8:02/mi
25.2M
3:23:54
Rank: #12860 (+49)
40K → 25.2M
2:57 | 8:33/mi
Finish· 26.22 mi
3:31:45
Rank: #12752 (+108)
25.2M → Finish
7:51 | 7:42/mi

The Course

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Half Splits

1st Half· via Half⚖️ Balanced
Distance13.11 mi
Time1:45:58
Pace8:05 /mi
2nd Half⚖️ Balanced
Distance13.11 mi
Time1:45:47
Pace8:04 /mi
📊Even Split: Consistent pacing between halves

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:17:0325:478:1825:47
8:18
-
10K
6.21 mi11:41:5950:438:1024:56
8:02
-0:16
15K
9.32 mi12:06:581:15:428:0724:59
8:02
0:00
20K
12.43 mi12:31:491:40:338:0524:51
8:00
-0:02
Half
13.11 mi12:37:141:45:588:055:25
7:56
-0:04
25K
15.53 mi12:56:392:05:238:0419:25
8:00
+0:04
30K
18.64 mi13:21:582:30:428:0525:19
8:09
+0:09
20M
20.00 mi13:33:212:42:058:0611:23
8:22
+0:13
21M
21.00 mi13:41:432:50:278:078:22
8:22
0:00
35K
21.75 mi13:47:282:56:128:065:45
7:41
-0:41
23M
23.00 mi13:57:323:06:168:0610:04
8:02
+0:21
24M
24.00 mi14:05:213:14:058:057:49
7:49
-0:13
40K
24.85 mi14:12:133:20:578:056:52
8:02
+0:13
25.2M
25.20 mi14:15:103:23:548:052:57
8:33
+0:31
Finish
26.22 mi14:23:013:31:458:057:51
7:42
-0:51

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

7:41 /mi

Average Pace

8:05 /mi

Slowest Pace

8:33 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

3:28:48

99% of race

Time at Steady Pace

2:57

1% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 8:05 /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 mi11:17:0325:478:1825:47
8:18
#16141
10K
6.21 mi11:41:5950:438:1024:56
8:02
#15554
15K
9.32 mi12:06:581:15:428:0724:59
8:02
#15267
20K
12.43 mi12:31:491:40:338:0524:51
8:00
#14796
Half
13.11 mi12:37:141:45:588:055:25
7:56
#14756
25K
15.53 mi12:56:392:05:238:0419:25
8:00
#14442
30K
18.64 mi13:21:582:30:428:0525:19
8:09
#13976
20M
20.00 mi13:33:212:42:058:0611:23
8:22
#13862
21M
21.00 mi13:41:432:50:278:078:22
8:22
#13581
35K
21.75 mi13:47:282:56:128:065:45
7:41
#13423
23M
23.00 mi13:57:323:06:168:0610:04
8:02
#13184
24M
24.00 mi14:05:213:14:058:057:49
7:49
#13034
40K
24.85 mi14:12:133:20:578:056:52
8:02
#12909
25.2M
25.20 mi14:15:103:23:548:052:57
8:33
#12860
Finish
26.22 mi14:23:013:31:458:057:51
7:42
#12752
Faster pace
Steady pace
Slower pace
Est.Checkpoint not recorded (estimated)
~Segment time uses estimated prior

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF18-39Seg. OverallSeg. FemalesSeg. F18-39
5K3.11 mi3.11 mi161415365536514733(Top 55%)4522(Top 40%)4522(Top 93%)
10K6.21 mi3.10 mi15554+5874997+3684997+36814993(Top 56%)4666(Top 41%)4666(Top 96%)
15K9.32 mi3.11 mi15267+2874829+1684829+16814733(Top 55%)4522(Top 40%)4522(Top 93%)
20K12.43 mi3.11 mi14796+4714549+2804549+28013417(Top 50%)3771(Top 33%)3771(Top 77%)
Half13.11 mi0.68 mi14756+404531+184531+1813908(Top 52%)4017(Top 35%)4017(Top 82%)
25K15.53 mi2.42 mi14442+3144369+1624369+16212825(Top 48%)3535(Top 31%)3535(Top 72%)
30K18.64 mi3.11 mi13976+4664124+2454124+24511998(Top 45%)3185(Top 28%)3185(Top 65%)
20M20.00 mi1.36 mi13862+1144080+444080+4412838(Top 48%)3778(Top 33%)3778(Top 77%)
21M21.00 mi1.00 mi13581+2813925+1553925+1559700(Top 36%)2254(Top 20%)2254(Top 46%)
35K21.75 mi0.75 mi13423+1583843+823843+829903(Top 37%)2328(Top 20%)2328(Top 48%)
23M23.00 mi1.25 mi13184+2393723+1203723+12010076(Top 38%)2553(Top 22%)2553(Top 52%)
24M24.00 mi1.00 mi13034+1503672+513672+519970(Top 37%)2588(Top 23%)2588(Top 53%)
40K24.85 mi0.85 mi12909+1253620+523620+5210298(Top 39%)2809(Top 25%)2809(Top 58%)
25.2M25.20 mi0.35 mi12860+493598+223598+229982(Top 37%)2698(Top 24%)2698(Top 55%)
Finish26.22 mi1.02 mi12752+1083552+463552+4610034(Top 38%)2721(Top 24%)2721(Top 56%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 55%
×21stories
+97ft-345ft

Overall

14733

Females

4522

F18-39

4522

5K→10K

3.1 - 6.2 mi

Top 56%
×5stories
+79ft-138ft

Overall

14993

Females

4666

F18-39

4666

10K→15K

6.2 - 9.3 mi

Top 55%
×3stories
+67ft-78ft

Overall

14733

Females

4522

F18-39

4522

15K→20K

9.3 - 12.4 mi

Top 50%
×5stories
+106ft-86ft

Overall

13417

Females

3771

F18-39

3771

20K→Half

12.4 - 13.1 mi

Top 52%
×2stories
+19ft-37ft

Overall

13908

Females

4017

F18-39

4017

Half→25K

13.1 - 15.5 mi

Top 48%
×4stories
+66ft-88ft

Overall

12825

Females

3535

F18-39

3535

25K→30K

15.5 - 18.6 mi

Top 45%
×9stories
+181ft-148ft

Overall

11998

Females

3185

F18-39

3185

30K→20M

18.6 - 20.0 mi

Top 48%
×5stories
+64ft-50ft

Overall

12838

Females

3778

F18-39

3778

20M→21M

20.0 - 21.0 mi

Top 36%
×8stories
+106ft-24ft

Overall

9700

Females

2254

F18-39

2254

21M→35K

21.0 - 21.8 mi

Top 37%
×7stories
+17ft-86ft

Overall

9903

Females

2328

F18-39

2328

35K→23M

21.8 - 23.0 mi

Top 38%
×5stories
+23ft-63ft

Overall

10076

Females

2553

F18-39

2553

23M→24M

23.0 - 24.0 mi

Top 37%
×6stories
+12ft-82ft

Overall

9970

Females

2588

F18-39

2588

24M→40K

24.0 - 24.9 mi

Top 39%
×1story
+6ft-20ft

Overall

10298

Females

2809

F18-39

2809

40K→25.2M

24.9 - 25.2 mi

Top 37%
×1story
+13ft-16ft

Overall

9982

Females

2698

F18-39

2698

25.2M→Finish

25.2 - 26.2 mi

Top 38%
×2stories
+22ft-21ft

Overall

10034

Females

2721

F18-39

2721

Passing Analysis

Category:
Athletes Passed
3743
Passed By
354
Net Change
+3389
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#16141
5K → 10K693106+587#16141#15554
10K → 15K35770+287#15554#15267
15K → 20K49423+471#15267#14796
20K → Half5313+40#14796#14756
Half → 25K33521+314#14756#14442
25K → 30K48519+466#14442#13976
30K → 20M15440+114#13976#13862
20M → 21M2865+281#13862#13581
21M → 35K1591+158#13581#13423
35K → 23M2489+239#13423#13184
23M → 24M1599+150#13184#13034
24M → 40K14015+125#13034#12909
40K → 25.2M545+49#12909#12860
25.2M → Finish12618+108#12860#12752
TOTALS3743354+3389
📊

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