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BOSTON MARATHON 2023

Shelby Hancock

Bib: 17401•F

BC

0:00
0:00
/ mi
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Overall
#0 / 26622
Gender (Female)
#0 / 11423
Top 44%
Division (F18-39)
#0 / 4884
Race Day Weather
49°/39°F
light intensity drizzle

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
24:53
Rank: #14103
Start → 5K
24:53 | 8:01/mi
10K· 6.21 mi
49:50
Rank: #14529 (-426)
5K → 10K
24:57 | 8:02/mi
15K· 9.32 mi
1:14:52
Rank: #14598 (-69)
10K → 15K
25:02 | 8:03/mi
20K· 12.43 mi
1:40:00
Rank: #14450 (+148)
15K → 20K
25:08 | 8:05/mi
Half· 13.11 mi
1:45:25
Rank: #14443 (+7)
20K → Half
5:25 | 7:56/mi
25K· 15.53 mi
2:05:12
Rank: #14342 (+101)
Half → 25K
19:47 | 8:10/mi
30K· 18.64 mi
2:31:43
Rank: #14384 (-42)
25K → 30K
26:31 | 8:32/mi
20M
2:43:43
Rank: #14452 (-68)
30K → 20M
12:00 | 8:50/mi
21M
2:53:14
Rank: #14542 (-90)
20M → 21M
9:31 | 9:31/mi
35K· 21.75 mi
2:59:50
Rank: #14637 (-95)
21M → 35K
6:36 | 8:49/mi
23M
3:11:47
Rank: #14915 (-278)
35K → 23M
11:57 | 9:33/mi
24M
3:20:36
Rank: #14958 (-43)
23M → 24M
8:49 | 8:49/mi
40K· 24.85 mi
3:28:41
Rank: #15086 (-128)
24M → 40K
8:05 | 9:27/mi
25.2M
3:32:06
Rank: #15110 (-24)
40K → 25.2M
3:25 | 9:54/mi
Finish· 26.22 mi
3:40:43
Rank: #15117 (-7)
25.2M → Finish
8:37 | 8:27/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:45:25
Pace8:02 /mi
2nd Half
Distance13.11 mi
Time1:55:18
Pace8:48 /mi
📊Positive Split: 9.4% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:15:2624:538:0124:53
8:01
-
10K
6.21 mi11:40:2349:508:0124:57
8:02
+0:01
15K
9.32 mi12:05:251:14:528:0225:02
8:03
+0:01
20K
12.43 mi12:30:331:40:008:0325:08
8:05
+0:02
Half
13.11 mi12:35:581:45:258:025:25
7:56
-0:09
25K
15.53 mi12:55:452:05:128:0419:47
8:10
+0:14
30K
18.64 mi13:22:162:31:438:0826:31
8:32
+0:22
20M
20.00 mi13:34:162:43:438:1112:00
8:50
+0:18
21M
21.00 mi13:43:472:53:148:159:31
9:31
+0:41
35K
21.75 mi13:50:232:59:508:166:36
8:49
-0:42
23M
23.00 mi14:02:203:11:478:2011:57
9:33
+0:44
24M
24.00 mi14:11:093:20:368:228:49
8:49
-0:44
40K
24.85 mi14:19:143:28:418:248:05
9:27
+0:38
25.2M
25.20 mi14:22:393:32:068:253:25
9:54
+0:27
Finish
26.22 mi14:31:163:40:438:258:37
8:27
-1:27

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

7:56 /mi

Average Pace

8:25 /mi

Slowest Pace

9:54 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:05:12

57% of race

Time at Steady Pace

1:02:33

28% of race

Time at Slower Pace

32:58

15% of race

Average Pace: 8:25 /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 mi11:15:2624:538:0124:53
8:01
#14103
10K
6.21 mi11:40:2349:508:0124:57
8:02
#14529
15K
9.32 mi12:05:251:14:528:0225:02
8:03
#14598
20K
12.43 mi12:30:331:40:008:0325:08
8:05
#14450
Half
13.11 mi12:35:581:45:258:025:25
7:56
#14443
25K
15.53 mi12:55:452:05:128:0419:47
8:10
#14342
30K
18.64 mi13:22:162:31:438:0826:31
8:32
#14384
20M
20.00 mi13:34:162:43:438:1112:00
8:50
#14452
21M
21.00 mi13:43:472:53:148:159:31
9:31
#14542
35K
21.75 mi13:50:232:59:508:166:36
8:49
#14637
23M
23.00 mi14:02:203:11:478:2011:57
9:33
#14915
24M
24.00 mi14:11:093:20:368:228:49
8:49
#14958
40K
24.85 mi14:19:143:28:418:248:05
9:27
#15086
25.2M
25.20 mi14:22:393:32:068:253:25
9:54
#15110
Finish
26.22 mi14:31:163:40:438:258:37
8:27
#15117
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF18-39Seg. OverallSeg. FemalesSeg. F18-39
5K3.11 mi3.11 mi141034094409414873(Top 56%)4609(Top 40%)4609(Top 94%)
10K6.21 mi3.10 mi14529-4264360-2664360-26615033(Top 56%)4702(Top 41%)4702(Top 96%)
15K9.32 mi3.11 mi14598-694411-514411-5114873(Top 56%)4609(Top 40%)4609(Top 94%)
20K12.43 mi3.11 mi14450+1484342+694342+6914175(Top 53%)4211(Top 37%)4211(Top 86%)
Half13.11 mi0.68 mi14443+74342434213975(Top 52%)4084(Top 36%)4084(Top 84%)
25K15.53 mi2.42 mi14342+1014310+324310+3213966(Top 52%)4202(Top 37%)4202(Top 86%)
30K18.64 mi3.11 mi14384-424390-804390-8014534(Top 55%)4646(Top 41%)4646(Top 95%)
20M20.00 mi1.36 mi14452-684448-584448-5815616(Top 59%)5338(Top 47%)5338(Top 109%)
21M21.00 mi1.00 mi14542-904518-704518-7016047(Top 60%)5654(Top 49%)5654(Top 116%)
35K21.75 mi0.75 mi14637-954587-694587-6917055(Top 64%)6293(Top 55%)6293(Top 129%)
23M23.00 mi1.25 mi14915-2784781-1944781-19418495(Top 69%)7122(Top 62%)7122(Top 146%)
24M24.00 mi1.00 mi14958-434831-504831-5016300(Top 61%)5963(Top 52%)5963(Top 122%)
40K24.85 mi0.85 mi15086-1284928-974928-9718180(Top 68%)7035(Top 62%)7035(Top 144%)
25.2M25.20 mi0.35 mi15110-244952-244952-2417033(Top 64%)6425(Top 56%)6425(Top 132%)
Finish26.22 mi1.02 mi15117-74979-274979-2715149(Top 57%)5338(Top 47%)5338(Top 109%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 56%
×21stories
+97ft-345ft

Overall

14873

Females

4609

F18-39

4609

5K→10K

3.1 - 6.2 mi

Top 56%
×5stories
+79ft-138ft

Overall

15033

Females

4702

F18-39

4702

10K→15K

6.2 - 9.3 mi

Top 56%
×3stories
+67ft-78ft

Overall

14873

Females

4609

F18-39

4609

15K→20K

9.3 - 12.4 mi

Top 53%
×5stories
+106ft-86ft

Overall

14175

Females

4211

F18-39

4211

20K→Half

12.4 - 13.1 mi

Top 52%
×2stories
+19ft-37ft

Overall

13975

Females

4084

F18-39

4084

Half→25K

13.1 - 15.5 mi

Top 52%
×4stories
+66ft-88ft

Overall

13966

Females

4202

F18-39

4202

25K→30K

15.5 - 18.6 mi

Top 55%
×9stories
+181ft-148ft

Overall

14534

Females

4646

F18-39

4646

30K→20M

18.6 - 20.0 mi

Top 59%
×5stories
+64ft-50ft

Overall

15616

Females

5338

F18-39

5338

20M→21M

20.0 - 21.0 mi

Top 60%
×8stories
+106ft-24ft

Overall

16047

Females

5654

F18-39

5654

21M→35K

21.0 - 21.8 mi

Top 64%
×7stories
+17ft-86ft

Overall

17055

Females

6293

F18-39

6293

35K→23M

21.8 - 23.0 mi

Top 69%
×5stories
+23ft-63ft

Overall

18495

Females

7122

F18-39

7122

23M→24M

23.0 - 24.0 mi

Top 61%
×6stories
+12ft-82ft

Overall

16300

Females

5963

F18-39

5963

24M→40K

24.0 - 24.9 mi

Top 68%
×1story
+6ft-20ft

Overall

18180

Females

7035

F18-39

7035

40K→25.2M

24.9 - 25.2 mi

Top 64%
×1story
+13ft-16ft

Overall

17033

Females

6425

F18-39

6425

25.2M→Finish

25.2 - 26.2 mi

Top 57%
×2stories
+22ft-21ft

Overall

15149

Females

5338

F18-39

5338

Passing Analysis

Category:
Athletes Passed
1285
Passed By
2299
Net Change
-1014
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#14103
5K → 10K129555-426#14103#14529
10K → 15K164233-69#14529#14598
15K → 20K261113+148#14598#14450
20K → Half3730+7#14450#14443
Half → 25K19190+101#14443#14342
25K → 30K163205-42#14342#14384
30K → 20M68136-68#14384#14452
20M → 21M51141-90#14452#14542
21M → 35K22117-95#14542#14637
35K → 23M26304-278#14637#14915
23M → 24M5295-43#14915#14958
24M → 40K37165-128#14958#15086
40K → 25.2M2650-24#15086#15110
25.2M → Finish5865-7#15110#15117
TOTALS12852299-1014
📊

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