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BOSTON MARATHON 2023

Samantha Young

Bib: 27034•F

MA

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
25:08
Rank: #14641
Start → 5K
25:08 | 8:05/mi
10K· 6.21 mi
49:26
Rank: #14040 (+601)
5K → 10K
24:18 | 7:49/mi
15K· 9.32 mi
1:13:51
Rank: #13763 (+277)
10K → 15K
24:25 | 7:52/mi
20K· 12.43 mi
1:38:19
Rank: #13411 (+352)
15K → 20K
24:28 | 7:53/mi
Half· 13.11 mi
1:43:42
Rank: #13402 (+9)
20K → Half
5:23 | 7:53/mi
25K· 15.53 mi
2:03:01
Rank: #13220 (+182)
Half → 25K
19:19 | 7:58/mi
30K· 18.64 mi
2:27:50
Rank: #12736 (+484)
25K → 30K
24:49 | 7:59/mi
20M
2:38:50
Rank: #12565 (+171)
30K → 20M
11:00 | 8:06/mi
21M
2:47:31
Rank: #12466 (+99)
20M → 21M
8:41 | 8:41/mi
35K· 21.75 mi
2:53:15
Rank: #12365 (+101)
21M → 35K
5:44 | 7:40/mi
23M
3:03:31
Rank: #12281 (+84)
35K → 23M
10:16 | 8:12/mi
24M
3:11:36
Rank: #12259 (+22)
23M → 24M
8:05 | 8:05/mi
40K· 24.85 mi
3:18:58
Rank: #12325 (-66)
24M → 40K
7:22 | 8:37/mi
25.2M
3:22:18
Rank: #12405 (-80)
40K → 25.2M
3:20 | 9:40/mi
Finish· 26.22 mi
3:31:35
Rank: #12706 (-301)
25.2M → Finish
9:17 | 9:07/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:43:42
Pace7:55 /mi
2nd Half
Distance13.11 mi
Time1:47:53
Pace8:14 /mi
📊Positive Split: 4.0% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:43:1925:088:0525:08
8:05
-
10K
6.21 mi12:07:3749:267:5724:18
7:49
-0:16
15K
9.32 mi12:32:021:13:517:5524:25
7:52
+0:03
20K
12.43 mi12:56:301:38:197:5524:28
7:53
+0:01
Half
13.11 mi13:01:531:43:427:555:23
7:53
0:00
25K
15.53 mi13:21:122:03:017:5519:19
7:58
+0:05
30K
18.64 mi13:46:012:27:507:5624:49
7:59
+0:01
20M
20.00 mi13:57:012:38:507:5611:00
8:06
+0:07
21M
21.00 mi14:05:422:47:317:598:41
8:41
+0:35
35K
21.75 mi14:11:262:53:157:585:44
7:40
-1:01
23M
23.00 mi14:21:423:03:317:5910:16
8:12
+0:32
24M
24.00 mi14:29:473:11:367:598:05
8:05
-0:07
40K
24.85 mi14:37:093:18:588:007:22
8:37
+0:32
25.2M
25.20 mi14:40:293:22:188:023:20
9:40
+1:03
Finish
26.22 mi14:49:463:31:358:059:17
9:07
-0:33

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

7:40 /mi

Average Pace

8:05 /mi

Slowest Pace

9:40 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

30:02

14% of race

Time at Steady Pace

2:32:53

72% of race

Time at Slower Pace

28:40

14% of race

Average Pace: 8:04 /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 mi11:43:1925:088:0525:08
8:05
#14641
10K
6.21 mi12:07:3749:267:5724:18
7:49
#14040
15K
9.32 mi12:32:021:13:517:5524:25
7:52
#13763
20K
12.43 mi12:56:301:38:197:5524:28
7:53
#13411
Half
13.11 mi13:01:531:43:427:555:23
7:53
#13402
25K
15.53 mi13:21:122:03:017:5519:19
7:58
#13220
30K
18.64 mi13:46:012:27:507:5624:49
7:59
#12736
20M
20.00 mi13:57:012:38:507:5611:00
8:06
#12565
21M
21.00 mi14:05:422:47:317:598:41
8:41
#12466
35K
21.75 mi14:11:262:53:157:585:44
7:40
#12365
23M
23.00 mi14:21:423:03:317:5910:16
8:12
#12281
24M
24.00 mi14:29:473:11:367:598:05
8:05
#12259
40K
24.85 mi14:37:093:18:588:007:22
8:37
#12325
25.2M
25.20 mi14:40:293:22:188:023:20
9:40
#12405
Finish
26.22 mi14:49:463:31:358:059:17
9:07
#12706
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF18-39Seg. OverallSeg. FemalesSeg. F18-39
5K3.11 mi3.11 mi146414410441013196(Top 50%)3603(Top 32%)3603(Top 74%)
10K6.21 mi3.10 mi14040+6014065+3454065+34513336(Top 50%)3628(Top 32%)3628(Top 74%)
15K9.32 mi3.11 mi13763+2773920+1453920+14513196(Top 50%)3603(Top 32%)3603(Top 74%)
20K12.43 mi3.11 mi13411+3523729+1913729+19112415(Top 47%)3208(Top 28%)3208(Top 66%)
Half13.11 mi0.68 mi13402+93725+43725+413543(Top 51%)3819(Top 33%)3819(Top 78%)
25K15.53 mi2.42 mi13220+1823629+963629+9612476(Top 47%)3348(Top 29%)3348(Top 69%)
30K18.64 mi3.11 mi12736+4843394+2353394+23510818(Top 41%)2556(Top 22%)2556(Top 52%)
20M20.00 mi1.36 mi12565+1713310+843310+8411020(Top 41%)2753(Top 24%)2753(Top 56%)
21M21.00 mi1.00 mi12466+993278+323278+3211588(Top 44%)3193(Top 28%)3193(Top 65%)
35K21.75 mi0.75 mi12365+1013231+473231+479765(Top 37%)2269(Top 20%)2269(Top 46%)
23M23.00 mi1.25 mi12281+843219+123219+1211208(Top 42%)3120(Top 27%)3120(Top 64%)
24M24.00 mi1.00 mi12259+223222-33222-311859(Top 45%)3521(Top 31%)3521(Top 72%)
40K24.85 mi0.85 mi12325-663272-503272-5014061(Top 53%)4772(Top 42%)4772(Top 98%)
25.2M25.20 mi0.35 mi12405-803330-583330-5815960(Top 60%)5824(Top 51%)5824(Top 119%)
Finish26.22 mi1.02 mi12706-3013524-1943524-19418509(Top 70%)7167(Top 63%)7167(Top 147%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 50%
×21stories
+97ft-345ft

Overall

13196

Females

3603

F18-39

3603

5K→10K

3.1 - 6.2 mi

Top 50%
×5stories
+79ft-138ft

Overall

13336

Females

3628

F18-39

3628

10K→15K

6.2 - 9.3 mi

Top 50%
×3stories
+67ft-78ft

Overall

13196

Females

3603

F18-39

3603

15K→20K

9.3 - 12.4 mi

Top 47%
×5stories
+106ft-86ft

Overall

12415

Females

3208

F18-39

3208

20K→Half

12.4 - 13.1 mi

Top 51%
×2stories
+19ft-37ft

Overall

13543

Females

3819

F18-39

3819

Half→25K

13.1 - 15.5 mi

Top 47%
×4stories
+66ft-88ft

Overall

12476

Females

3348

F18-39

3348

25K→30K

15.5 - 18.6 mi

Top 41%
×9stories
+181ft-148ft

Overall

10818

Females

2556

F18-39

2556

30K→20M

18.6 - 20.0 mi

Top 41%
×5stories
+64ft-50ft

Overall

11020

Females

2753

F18-39

2753

20M→21M

20.0 - 21.0 mi

Top 44%
×8stories
+106ft-24ft

Overall

11588

Females

3193

F18-39

3193

21M→35K

21.0 - 21.8 mi

Top 37%
×7stories
+17ft-86ft

Overall

9765

Females

2269

F18-39

2269

35K→23M

21.8 - 23.0 mi

Top 42%
×5stories
+23ft-63ft

Overall

11208

Females

3120

F18-39

3120

23M→24M

23.0 - 24.0 mi

Top 45%
×6stories
+12ft-82ft

Overall

11859

Females

3521

F18-39

3521

24M→40K

24.0 - 24.9 mi

Top 53%
×1story
+6ft-20ft

Overall

14061

Females

4772

F18-39

4772

40K→25.2M

24.9 - 25.2 mi

Top 60%
×1story
+13ft-16ft

Overall

15960

Females

5824

F18-39

5824

25.2M→Finish

25.2 - 26.2 mi

Top 70%
×2stories
+22ft-21ft

Overall

18509

Females

7167

F18-39

7167

Passing Analysis

Category:
Athletes Passed
2939
Passed By
1004
Net Change
+1935
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#14641
5K → 10K704103+601#14641#14040
10K → 15K35780+277#14040#13763
15K → 20K38735+352#13763#13411
20K → Half3526+9#13411#13402
Half → 25K23452+182#13402#13220
25K → 30K50420+484#13220#12736
30K → 20M19928+171#12736#12565
20M → 21M14142+99#12565#12466
21M → 35K11312+101#12466#12365
35K → 23M12743+84#12365#12281
23M → 24M7149+22#12281#12259
24M → 40K40106-66#12259#12325
40K → 25.2M1292-80#12325#12405
25.2M → Finish15316-301#12405#12706
TOTALS29391004+1935
📊

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