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BOSTON MARATHON 2023

Caitlin Scuderi

Bib: 16524•F

DC

0:00
0:00
/ mi
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Overall
#0 / 26622
Top 43%
Gender (Female)
#0 / 11423
Top 25%
Division (F18-39)
#0 / 4884
Top 41%
Race Day Weather
49°/39°F
light intensity drizzle

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
24:19
Rank: #12625
Start → 5K
7:50/mi
24:19 split
10K· 6.21 mi
48:17
Rank: #12454 (+171)
5K → 10K
7:43/mi
23:58 split
15K· 9.32 mi
1:12:25
Rank: #12398 (+56)
10K → 15K
7:46/mi
24:08 split
20K· 12.43 mi
1:36:51
Rank: #12347 (+51)
15K → 20K
7:52/mi
24:26 split
Half· 13.11 mi
1:42:07
Rank: #12318 (+29)
20K → Half
7:43/mi
5:16 split
25K· 15.53 mi
2:01:22
Rank: #12291 (+27)
Half → 25K
7:56/mi
19:15 split
30K· 18.64 mi
2:26:08
Rank: #11934 (+357)
25K → 30K
7:58/mi
24:46 split
20M
2:37:02
Rank: #11796 (+138)
30K → 20M
8:01/mi
10:54 split
21M
2:45:24
Rank: #11660 (+136)
20M → 21M
8:22/mi
8:22 split
35K· 21.75 mi
2:51:12
Rank: #11607 (+53)
21M → 35K
7:45/mi
5:48 split
23M
3:01:20
Rank: #11499 (+108)
35K → 23M
8:06/mi
10:08 split
24M
3:09:27
Rank: #11537 (-38)
23M → 24M
8:07/mi
8:07 split
40K· 24.85 mi
3:16:28
Rank: #11526 (+11)
24M → 40K
8:12/mi
7:01 split
25.2M
3:19:28
Rank: #11494 (+32)
40K → 25.2M
8:42/mi
3:00 split
Finish· 26.22 mi
3:27:19
Rank: #11409 (+85)
25.2M → Finish
7:42/mi
7:51 split

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:42:07
Pace7:47 /mi
2nd Half
Distance13.11 mi
Time1:45:12
Pace8:01 /mi
📊Positive Split: 3.0% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:14:2924:197:5024:19
7:50
-
10K
6.21 mi11:38:2748:177:4623:58
7:43
-0:07
15K
9.32 mi12:02:351:12:257:4624:08
7:46
+0:03
20K
12.43 mi12:27:011:36:517:4824:26
7:52
+0:06
Half
13.11 mi12:32:171:42:077:475:16
7:43
-0:09
25K
15.53 mi12:51:322:01:227:4919:15
7:56
+0:13
30K
18.64 mi13:16:182:26:087:5024:46
7:58
+0:02
20M
20.00 mi13:27:122:37:027:5110:54
8:01
+0:03
21M
21.00 mi13:35:342:45:247:538:22
8:22
+0:21
35K
21.75 mi13:41:222:51:127:525:48
7:45
-0:37
23M
23.00 mi13:51:303:01:207:5310:08
8:06
+0:21
24M
24.00 mi13:59:373:09:277:548:07
8:07
+0:01
40K
24.85 mi14:06:383:16:287:547:01
8:12
+0:05
25.2M
25.20 mi14:09:383:19:287:553:00
8:42
+0:30
Finish
26.22 mi14:17:293:27:197:557:51
7:42
-1:00

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

7:42 /mi

Average Pace

7:55 /mi

Slowest Pace

8:42 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

3:24:19

99% of race

Time at Steady Pace

3:00

1% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 7:54 /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 mi11:14:2924:197:5024:19
7:50
#12625
10K
6.21 mi11:38:2748:177:4623:58
7:43
#12454
15K
9.32 mi12:02:351:12:257:4624:08
7:46
#12398
20K
12.43 mi12:27:011:36:517:4824:26
7:52
#12347
Half
13.11 mi12:32:171:42:077:475:16
7:43
#12318
25K
15.53 mi12:51:322:01:227:4919:15
7:56
#12291
30K
18.64 mi13:16:182:26:087:5024:46
7:58
#11934
20M
20.00 mi13:27:122:37:027:5110:54
8:01
#11796
21M
21.00 mi13:35:342:45:247:538:22
8:22
#11660
35K
21.75 mi13:41:222:51:127:525:48
7:45
#11607
23M
23.00 mi13:51:303:01:207:5310:08
8:06
#11499
24M
24.00 mi13:59:373:09:277:548:07
8:07
#11537
40K
24.85 mi14:06:383:16:287:547:01
8:12
#11526
25.2M
25.20 mi14:09:383:19:287:553:00
8:42
#11494
Finish
26.22 mi14:17:293:27:197:557:51
7:42
#11409
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF18-39Seg. OverallSeg. FemalesSeg. F18-39
5K3.11 mi3.11 mi126253231323112456(Top 47%)3161(Top 28%)3161(Top 65%)
10K6.21 mi3.10 mi12454+1713133+983133+9812387(Top 47%)3082(Top 27%)3082(Top 63%)
15K9.32 mi3.11 mi12398+563122+113122+1112456(Top 47%)3161(Top 28%)3161(Top 65%)
20K12.43 mi3.11 mi12347+513116+63116+612293(Top 46%)3130(Top 27%)3130(Top 64%)
Half13.11 mi0.68 mi12318+293102+143102+1412084(Top 45%)2962(Top 26%)2962(Top 61%)
25K15.53 mi2.42 mi12291+273109-73109-712224(Top 46%)3202(Top 28%)3202(Top 66%)
30K18.64 mi3.11 mi11934+3572942+1672942+16710669(Top 40%)2479(Top 22%)2479(Top 51%)
20M20.00 mi1.36 mi11796+1382881+612881+6110463(Top 39%)2471(Top 22%)2471(Top 51%)
21M21.00 mi1.00 mi11660+1362824+572824+579676(Top 36%)2232(Top 20%)2232(Top 46%)
35K21.75 mi0.75 mi11607+532806+182806+1810348(Top 39%)2537(Top 22%)2537(Top 52%)
23M23.00 mi1.25 mi11499+1082766+402766+4010429(Top 39%)2723(Top 24%)2723(Top 56%)
24M24.00 mi1.00 mi11537-382810-442810-4412055(Top 45%)3612(Top 32%)3612(Top 74%)
40K24.85 mi0.85 mi11526+112829-192829-1911418(Top 43%)3366(Top 29%)3366(Top 69%)
25.2M25.20 mi0.35 mi11494+322820+92820+910809(Top 41%)3083(Top 27%)3083(Top 63%)
Finish26.22 mi1.02 mi11409+852801+192801+1910027(Top 38%)2714(Top 24%)2714(Top 56%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 47%
×21story building
+97ft-345ft

Overall

12456

Females

3161

F18-39

3161

5K→10K

3.1 - 6.2 mi

Top 47%
×5story building
+79ft-138ft

Overall

12387

Females

3082

F18-39

3082

10K→15K

6.2 - 9.3 mi

Top 47%
×3story building
+67ft-78ft

Overall

12456

Females

3161

F18-39

3161

15K→20K

9.3 - 12.4 mi

Top 46%
×5story building
+106ft-86ft

Overall

12293

Females

3130

F18-39

3130

20K→Half

12.4 - 13.1 mi

Top 45%
×2story building
+19ft-37ft

Overall

12084

Females

2962

F18-39

2962

Half→25K

13.1 - 15.5 mi

Top 46%
×4story building
+66ft-88ft

Overall

12224

Females

3202

F18-39

3202

25K→30K

15.5 - 18.6 mi

Top 40%
×9story building
+181ft-148ft

Overall

10669

Females

2479

F18-39

2479

30K→20M

18.6 - 20.0 mi

Top 39%
×5story building
+64ft-50ft

Overall

10463

Females

2471

F18-39

2471

20M→21M

20.0 - 21.0 mi

Top 36%
×8story building
+106ft-24ft

Overall

9676

Females

2232

F18-39

2232

21M→35K

21.0 - 21.8 mi

Top 39%
×7story building
+17ft-86ft

Overall

10348

Females

2537

F18-39

2537

35K→23M

21.8 - 23.0 mi

Top 39%
×5story building
+23ft-63ft

Overall

10429

Females

2723

F18-39

2723

23M→24M

23.0 - 24.0 mi

Top 45%
×6story building
+12ft-82ft

Overall

12055

Females

3612

F18-39

3612

24M→40K

24.0 - 24.9 mi

Top 43%
×1story
+6ft-20ft

Overall

11418

Females

3366

F18-39

3366

40K→25.2M

24.9 - 25.2 mi

Top 41%
×1story
+13ft-16ft

Overall

10809

Females

3083

F18-39

3083

25.2M→Finish

25.2 - 26.2 mi

Top 38%
×2story building
+22ft-21ft

Overall

10027

Females

2714

F18-39

2714

Passing Analysis

Category:
Athletes Passed
2246
Passed By
1030
Net Change
+1216
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#12625
5K → 10K394223+171#12625#12454
10K → 15K222166+56#12454#12398
15K → 20K199148+51#12398#12347
20K → Half4213+29#12347#12318
Half → 25K135108+27#12318#12291
25K → 30K40649+357#12291#11934
30K → 20M16426+138#11934#11796
20M → 21M16630+136#11796#11660
21M → 35K7724+53#11660#11607
35K → 23M15244+108#11607#11499
23M → 24M5492-38#11499#11537
24M → 40K7059+11#11537#11526
40K → 25.2M4715+32#11526#11494
25.2M → Finish11833+85#11494#11409
TOTALS22461030+1216
📊

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