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BOSTON MARATHON 2023

Stephanie Miles

Bib: 14884•F

CA

0:00
0:00
/ mi
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Overall
#0 / 26622
Top 32%
Gender (Female)
#0 / 11423
Top 13%
Division (F18-39)
#0 / 4884
Top 24%
Race Day Weather
49°/39°F
light intensity drizzle

⏱️ Race Timeline

Course Elevation
7–469 ft
≈
×2stacked redwood trees
•▲ 890 ft climb · ▼ 1342 ft descent
Ribbon color based on
FasterSteadySlower· vs. your average pace
Start
0:00
Race begins
5K· 3.11 mi
7:27/mi
23:08
↑ 97↓ 3451.5%
10K· 6.21 mi
7:20/mi
45:55
↑ 79↓ 1380.4%
15K· 9.32 mi
7:23/mi
1:08:51
↑ 67↓ 78
20K· 12.43 mi
7:25/mi
1:31:55
↑ 106↓ 860.1%
Half· 13.11 mi
7:23/mi
1:36:57
↑ 19↓ 370.5%
25K· 15.53 mi
7:31/mi
1:55:10
↑ 66↓ 880.2%
30K· 18.64 mi
7:40/mi
2:19:00
↑ 181↓ 1480.2%
20M
7:46/mi
2:29:33
↑ 64↓ 500.2%
21M
8:05/mi
2:37:38
↑ 106↓ 241.6%
35K· 21.75 mi
7:36/mi
2:43:19
↑ 17↓ 861.7%
23M
7:46/mi
2:53:03
↑ 23↓ 630.6%
24M
7:37/mi
3:00:40
↓ 821.3%
40K· 24.85 mi
7:38/mi
3:07:12
↓ 200.3%
25.2M
8:19/mi
3:10:04
↑ 13↓ 160.2%
Finish· 26.22 mi
7:41/mi
3:17:54
↑ 22↓ 21

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:36:57
Pace7:24 /mi
2nd Half
Distance13.11 mi
Time1:40:57
Pace7:42 /mi
📊Positive Split: 4.1% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:52:1123:087:2723:08
7:27
-
10K
6.21 mi11:14:5845:557:2322:47
7:20
-0:07
15K
9.32 mi11:37:541:08:517:2322:56
7:23
+0:03
20K
12.43 mi12:00:581:31:557:2423:04
7:25
+0:02
Half
13.11 mi12:06:001:36:577:245:02
7:23
-0:02
25K
15.53 mi12:24:131:55:107:2518:13
7:31
+0:08
30K
18.64 mi12:48:032:19:007:2723:50
7:40
+0:09
20M
20.00 mi12:58:362:29:337:2910:33
7:46
+0:06
21M
21.00 mi13:06:412:37:387:308:05
8:05
+0:19
35K
21.75 mi13:12:222:43:197:315:41
7:36
-0:29
23M
23.00 mi13:22:062:53:037:319:44
7:46
+0:10
24M
24.00 mi13:29:433:00:407:327:37
7:37
-0:09
40K
24.85 mi13:36:153:07:127:326:32
7:38
+0:01
25.2M
25.20 mi13:39:073:10:047:332:52
8:19
+0:41
Finish
26.22 mi13:46:573:17:547:337:50
7:41
-0:38

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

7:20 /mi

Average Pace

7:33 /mi

Slowest Pace

8:19 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

3:06:57

94% of race

Time at Steady Pace

10:57

6% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 7:33 /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 mi10:52:1123:087:2723:08
7:27
#9203
10K
6.21 mi11:14:5845:557:2322:47
7:20
#9111
15K
9.32 mi11:37:541:08:517:2322:56
7:23
#9092
20K
12.43 mi12:00:581:31:557:2423:04
7:25
#8980
Half
13.11 mi12:06:001:36:577:245:02
7:23
#8989
25K
15.53 mi12:24:131:55:107:2518:13
7:31
#8931
30K
18.64 mi12:48:032:19:007:2723:50
7:40
#8805
20M
20.00 mi12:58:362:29:337:2910:33
7:46
#8776
21M
21.00 mi13:06:412:37:387:308:05
8:05
#8706
35K
21.75 mi13:12:222:43:197:315:41
7:36
#8705
23M
23.00 mi13:22:062:53:037:319:44
7:46
#8654
24M
24.00 mi13:29:433:00:407:327:37
7:37
#8628
40K
24.85 mi13:36:153:07:127:326:32
7:38
#8573
25.2M
25.20 mi13:39:073:10:047:332:52
8:19
#8552
Finish
26.22 mi13:46:573:17:547:337:50
7:41
#8592
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF18-39Seg. OverallSeg. FemalesSeg. F18-39
5K3.11 mi3.11 mi9203147514759195(Top 35%)1517(Top 13%)1517(Top 31%)
10K6.21 mi3.10 mi9111+921460+151460+159117(Top 34%)1460(Top 13%)1460(Top 30%)
15K9.32 mi3.11 mi9092+191465-51465-59195(Top 35%)1517(Top 13%)1517(Top 31%)
20K12.43 mi3.11 mi8980+1121435+301435+308721(Top 33%)1381(Top 12%)1381(Top 28%)
Half13.11 mi0.68 mi8989-91440-51440-59291(Top 35%)1583(Top 14%)1583(Top 32%)
25K15.53 mi2.42 mi8931+581423+171423+178893(Top 33%)1519(Top 13%)1519(Top 31%)
30K18.64 mi3.11 mi8805+1261407+161407+168450(Top 32%)1486(Top 13%)1486(Top 30%)
20M20.00 mi1.36 mi8776+291416-91416-98600(Top 32%)1633(Top 14%)1633(Top 33%)
21M21.00 mi1.00 mi8706+701408+81408+87931(Top 30%)1490(Top 13%)1490(Top 31%)
35K21.75 mi0.75 mi8705+11426-181426-189272(Top 35%)2025(Top 18%)2025(Top 41%)
23M23.00 mi1.25 mi8654+511429-31429-38250(Top 31%)1688(Top 15%)1688(Top 35%)
24M24.00 mi1.00 mi8628+261442-131442-138537(Top 32%)1889(Top 17%)1889(Top 39%)
40K24.85 mi0.85 mi8573+551438+41438+47590(Top 29%)1597(Top 14%)1597(Top 33%)
25.2M25.20 mi0.35 mi8552+211436+21436+28431(Top 32%)1982(Top 17%)1982(Top 41%)
Finish26.22 mi1.02 mi8592-401478-421478-429904(Top 37%)2651(Top 23%)2651(Top 54%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 35%
×21story building
+97ft-345ft

Overall

9195

Females

1517

F18-39

1517

5K→10K

3.1 - 6.2 mi

Top 34%
×5story building
+79ft-138ft

Overall

9117

Females

1460

F18-39

1460

10K→15K

6.2 - 9.3 mi

Top 35%
×3story building
+67ft-78ft

Overall

9195

Females

1517

F18-39

1517

15K→20K

9.3 - 12.4 mi

Top 33%
×5story building
+106ft-86ft

Overall

8721

Females

1381

F18-39

1381

20K→Half

12.4 - 13.1 mi

Top 35%
×2story building
+19ft-37ft

Overall

9291

Females

1583

F18-39

1583

Half→25K

13.1 - 15.5 mi

Top 33%
×4story building
+66ft-88ft

Overall

8893

Females

1519

F18-39

1519

25K→30K

15.5 - 18.6 mi

Top 32%
×9story building
+181ft-148ft

Overall

8450

Females

1486

F18-39

1486

30K→20M

18.6 - 20.0 mi

Top 32%
×5story building
+64ft-50ft

Overall

8600

Females

1633

F18-39

1633

20M→21M

20.0 - 21.0 mi

Top 30%
×8story building
+106ft-24ft

Overall

7931

Females

1490

F18-39

1490

21M→35K

21.0 - 21.8 mi

Top 35%
×7story building
+17ft-86ft

Overall

9272

Females

2025

F18-39

2025

35K→23M

21.8 - 23.0 mi

Top 31%
×5story building
+23ft-63ft

Overall

8250

Females

1688

F18-39

1688

23M→24M

23.0 - 24.0 mi

Top 32%
×6story building
+12ft-82ft

Overall

8537

Females

1889

F18-39

1889

24M→40K

24.0 - 24.9 mi

Top 29%
×1story
+6ft-20ft

Overall

7590

Females

1597

F18-39

1597

40K→25.2M

24.9 - 25.2 mi

Top 32%
×1story
+13ft-16ft

Overall

8431

Females

1982

F18-39

1982

25.2M→Finish

25.2 - 26.2 mi

Top 37%
×2story building
+22ft-21ft

Overall

9904

Females

2651

F18-39

2651

Passing Analysis

Category:
Athletes Passed
1624
Passed By
1013
Net Change
+611
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#9203
5K → 10K315223+92#9203#9111
10K → 15K158139+19#9111#9092
15K → 20K17967+112#9092#8980
20K → Half2635-9#8980#8989
Half → 25K12062+58#8989#8931
25K → 30K234108+126#8931#8805
30K → 20M9162+29#8805#8776
20M → 21M11545+70#8776#8706
21M → 35K4140+1#8706#8705
35K → 23M9948+51#8705#8654
23M → 24M8660+26#8654#8628
24M → 40K7621+55#8628#8573
40K → 25.2M4019+21#8573#8552
25.2M → Finish4484-40#8552#8592
TOTALS16241013+611
📊

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