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BOSTON MARATHON 2023

Stephanie Paloscio

Bib: 25451•F

MA

0:00
0:00
/ mi
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Overall
#0 / 26622
Gender (Female)
#0 / 11423
Division (F18-39)
#0 / 4884
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
8:26/mi
26:11
↑ 97↓ 3451.5%
10K· 6.21 mi
8:14/mi
51:45
↑ 79↓ 1380.4%
15K· 9.32 mi
8:23/mi
1:17:49
↑ 67↓ 78
20K· 12.43 mi
8:34/mi
1:44:26
↑ 106↓ 860.1%
Half· 13.11 mi
8:29/mi
1:50:13
↑ 19↓ 370.5%
25K· 15.53 mi
8:36/mi
2:11:03
↑ 66↓ 880.2%
30K· 18.64 mi
9:17/mi
2:39:54
↑ 181↓ 1480.2%
20M
8:42/mi
2:51:44
↑ 64↓ 500.2%
21M
9:04/mi
3:00:48
↑ 106↓ 241.6%
35K· 21.75 mi
9:00/mi
3:07:32
↑ 17↓ 861.7%
23M
9:03/mi
3:18:52
↑ 23↓ 630.6%
24M
9:06/mi
3:27:58
↓ 821.3%
40K· 24.85 mi
9:24/mi
3:36:00
↓ 200.3%
25.2M
9:57/mi
3:39:26
↑ 13↓ 160.2%
Finish· 26.22 mi
8:45/mi
3:48:21
↑ 22↓ 21

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:50:13
Pace8:24 /mi
2nd Half
Distance13.11 mi
Time1:58:08
Pace9:01 /mi
📊Positive Split: 7.2% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:42:2426:118:2626:11
8:26
-
10K
6.21 mi12:07:5851:458:2025:34
8:14
-0:12
15K
9.32 mi12:34:021:17:498:2126:04
8:23
+0:09
20K
12.43 mi13:00:391:44:268:2426:37
8:34
+0:11
Half
13.11 mi13:06:261:50:138:245:47
8:29
-0:05
25K
15.53 mi13:27:162:11:038:2620:50
8:36
+0:07
30K
18.64 mi13:56:072:39:548:3528:51
9:17
+0:41
20M
20.00 mi14:07:572:51:448:3511:50
8:42
-0:35
21M
21.00 mi14:17:013:00:488:379:04
9:04
+0:22
35K
21.75 mi14:23:453:07:328:376:44
9:00
-0:04
23M
23.00 mi14:35:053:18:528:3911:20
9:03
+0:03
24M
24.00 mi14:44:113:27:588:409:06
9:06
+0:03
40K
24.85 mi14:52:133:36:008:418:02
9:24
+0:18
25.2M
25.20 mi14:55:393:39:268:423:26
9:57
+0:33
Finish
26.22 mi15:04:343:48:218:438:55
8:45
-1:12

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

8:14 /mi

Average Pace

8:43 /mi

Slowest Pace

9:57 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

1:23:36

37% of race

Time at Steady Pace

1:08:12

30% of race

Time at Slower Pace

1:16:33

34% of race

Average Pace: 8:43 /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 mi11:42:2426:118:2626:11
8:26
#17083
10K
6.21 mi12:07:5851:458:2025:34
8:14
#16712
15K
9.32 mi12:34:021:17:498:2126:04
8:23
#16852
20K
12.43 mi13:00:391:44:268:2426:37
8:34
#16974
Half
13.11 mi13:06:261:50:138:245:47
8:29
#17003
25K
15.53 mi13:27:162:11:038:2620:50
8:36
#16960
30K
18.64 mi13:56:072:39:548:3528:51
9:17
#17226
20M
20.00 mi14:07:572:51:448:3511:50
8:42
#17049
21M
21.00 mi14:17:013:00:488:379:04
9:04
#16868
35K
21.75 mi14:23:453:07:328:376:44
9:00
#16895
23M
23.00 mi14:35:053:18:528:3911:20
9:03
#16854
24M
24.00 mi14:44:113:27:588:409:06
9:06
#16906
40K
24.85 mi14:52:133:36:008:418:02
9:24
#16942
25.2M
25.20 mi14:55:393:39:268:423:26
9:57
#16952
Finish
26.22 mi15:04:343:48:218:438:55
8:45
#16941
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF18-39Seg. OverallSeg. FemalesSeg. F18-39
5K3.11 mi3.11 mi170835986598617091(Top 64%)5979(Top 52%)5979(Top 122%)
10K6.21 mi3.10 mi16712+3715718+2685718+26816466(Top 62%)5556(Top 49%)5556(Top 114%)
15K9.32 mi3.11 mi16852-1405825-1075825-10717091(Top 64%)5979(Top 52%)5979(Top 122%)
20K12.43 mi3.11 mi16974-1225913-885913-8817286(Top 65%)6097(Top 53%)6097(Top 125%)
Half13.11 mi0.68 mi17003-295935-225935-2217613(Top 66%)6250(Top 55%)6250(Top 128%)
25K15.53 mi2.42 mi16960+435922+135922+1316788(Top 63%)5888(Top 52%)5888(Top 121%)
30K18.64 mi3.11 mi17226-2666092-1706092-17018555(Top 70%)6948(Top 61%)6948(Top 142%)
20M20.00 mi1.36 mi17049+1775999+935999+9314938(Top 56%)4965(Top 43%)4965(Top 102%)
21M21.00 mi1.00 mi16868+1815907+925907+9213836(Top 52%)4414(Top 39%)4414(Top 90%)
35K21.75 mi0.75 mi16895-275929-225929-2217922(Top 67%)6790(Top 59%)6790(Top 139%)
23M23.00 mi1.25 mi16854+415936-75936-716335(Top 61%)5935(Top 52%)5935(Top 122%)
24M24.00 mi1.00 mi16906-525984-485984-4817675(Top 66%)6726(Top 59%)6726(Top 138%)
40K24.85 mi0.85 mi16942-366029-456029-4517942(Top 67%)6914(Top 61%)6914(Top 142%)
25.2M25.20 mi0.35 mi16952-106045-166045-1617231(Top 65%)6557(Top 57%)6557(Top 134%)
Finish26.22 mi1.02 mi16941+116045604516783(Top 63%)6246(Top 55%)6246(Top 128%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 64%
×21story building
+97ft-345ft

Overall

17091

Females

5979

F18-39

5979

5K→10K

3.1 - 6.2 mi

Top 62%
×5story building
+79ft-138ft

Overall

16466

Females

5556

F18-39

5556

10K→15K

6.2 - 9.3 mi

Top 64%
×3story building
+67ft-78ft

Overall

17091

Females

5979

F18-39

5979

15K→20K

9.3 - 12.4 mi

Top 65%
×5story building
+106ft-86ft

Overall

17286

Females

6097

F18-39

6097

20K→Half

12.4 - 13.1 mi

Top 66%
×2story building
+19ft-37ft

Overall

17613

Females

6250

F18-39

6250

Half→25K

13.1 - 15.5 mi

Top 63%
×4story building
+66ft-88ft

Overall

16788

Females

5888

F18-39

5888

25K→30K

15.5 - 18.6 mi

Top 70%
×9story building
+181ft-148ft

Overall

18555

Females

6948

F18-39

6948

30K→20M

18.6 - 20.0 mi

Top 56%
×5story building
+64ft-50ft

Overall

14938

Females

4965

F18-39

4965

20M→21M

20.0 - 21.0 mi

Top 52%
×8story building
+106ft-24ft

Overall

13836

Females

4414

F18-39

4414

21M→35K

21.0 - 21.8 mi

Top 67%
×7story building
+17ft-86ft

Overall

17922

Females

6790

F18-39

6790

35K→23M

21.8 - 23.0 mi

Top 61%
×5story building
+23ft-63ft

Overall

16335

Females

5935

F18-39

5935

23M→24M

23.0 - 24.0 mi

Top 66%
×6story building
+12ft-82ft

Overall

17675

Females

6726

F18-39

6726

24M→40K

24.0 - 24.9 mi

Top 67%
×1story
+6ft-20ft

Overall

17942

Females

6914

F18-39

6914

40K→25.2M

24.9 - 25.2 mi

Top 65%
×1story
+13ft-16ft

Overall

17231

Females

6557

F18-39

6557

25.2M→Finish

25.2 - 26.2 mi

Top 63%
×2story building
+22ft-21ft

Overall

16783

Females

6246

F18-39

6246

Passing Analysis

Category:
Athletes Passed
1776
Passed By
1634
Net Change
+142
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#17083
5K → 10K529158+371#17083#16712
10K → 15K152292-140#16712#16852
15K → 20K142264-122#16852#16974
20K → Half1443-29#16974#17003
Half → 25K13390+43#17003#16960
25K → 30K103369-266#16960#17226
30K → 20M18710+177#17226#17049
20M → 21M19211+181#17049#16868
21M → 35K3966-27#16868#16895
35K → 23M10160+41#16895#16854
23M → 24M4597-52#16854#16906
24M → 40K4783-36#16906#16942
40K → 25.2M2535-10#16942#16952
25.2M → Finish6756+11#16952#16941
TOTALS17761634+142
📊

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