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BOSTON MARATHON 2023

Schuyler Nardelli

Bib: 16421•F

DC

0:00
0:00
/ mi
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Overall
#0 / 26622
Top 41%
Gender (Female)
#0 / 11423
Top 23%
Division (F18-39)
#0 / 4884
Top 39%
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
7:12/mi
22:21
↑ 97↓ 3451.5%
10K· 6.21 mi
7:27/mi
45:31
↑ 79↓ 1380.4%
15K· 9.32 mi
7:34/mi
1:09:03
↑ 67↓ 78
20K· 12.43 mi
7:44/mi
1:33:05
↑ 106↓ 860.1%
Half· 13.11 mi
7:40/mi
1:38:19
↑ 19↓ 370.5%
25K· 15.53 mi
7:54/mi
1:57:28
↑ 66↓ 880.2%
30K· 18.64 mi
8:12/mi
2:22:57
↑ 181↓ 1480.2%
20M
8:10/mi
2:34:03
↑ 64↓ 500.2%
21M
8:43/mi
2:42:46
↑ 106↓ 241.6%
35K· 21.75 mi
8:01/mi
2:48:46
↑ 17↓ 861.7%
23M
8:24/mi
2:59:17
↑ 23↓ 630.6%
24M
8:14/mi
3:07:31
↓ 821.3%
40K· 24.85 mi
8:11/mi
3:14:31
↓ 200.3%
25.2M
8:59/mi
3:17:37
↑ 13↓ 160.2%
Finish· 26.22 mi
8:16/mi
3:26:02
↑ 22↓ 21

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:38:19
Pace7:30 /mi
2nd Half
Distance13.11 mi
Time1:47:43
Pace8:13 /mi
📊Positive Split: 9.6% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:12:2622:217:1222:21
7:12
-
10K
6.21 mi11:35:3645:317:2023:10
7:27
+0:15
15K
9.32 mi11:59:081:09:037:2523:32
7:34
+0:07
20K
12.43 mi12:23:101:33:057:2924:02
7:44
+0:10
Half
13.11 mi12:28:241:38:197:305:14
7:40
-0:04
25K
15.53 mi12:47:331:57:287:3419:09
7:54
+0:14
30K
18.64 mi13:13:022:22:577:4025:29
8:12
+0:18
20M
20.00 mi13:24:082:34:037:4211:06
8:10
-0:02
21M
21.00 mi13:32:512:42:467:458:43
8:43
+0:33
35K
21.75 mi13:38:512:48:467:466:00
8:01
-0:42
23M
23.00 mi13:49:222:59:177:4810:31
8:24
+0:23
24M
24.00 mi13:57:363:07:317:498:14
8:14
-0:10
40K
24.85 mi14:04:363:14:317:507:00
8:11
-0:03
25.2M
25.20 mi14:07:423:17:377:513:06
8:59
+0:48
Finish
26.22 mi14:16:073:26:027:528:25
8:16
-0:43

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

7:12 /mi

Average Pace

7:52 /mi

Slowest Pace

8:59 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

1:57:28

57% of race

Time at Steady Pace

1:06:14

32% of race

Time at Slower Pace

22:20

11% of race

Average Pace: 7:51 /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 mi11:12:2622:217:1222:21
7:12
#7469
10K
6.21 mi11:35:3645:317:2023:10
7:27
#8629
15K
9.32 mi11:59:081:09:037:2523:32
7:34
#9261
20K
12.43 mi12:23:101:33:057:2924:02
7:44
#9747
Half
13.11 mi12:28:241:38:197:305:14
7:40
#9844
25K
15.53 mi12:47:331:57:287:3419:09
7:54
#10164
30K
18.64 mi13:13:022:22:577:4025:29
8:12
#10516
20M
20.00 mi13:24:082:34:037:4211:06
8:10
#10573
21M
21.00 mi13:32:512:42:467:458:43
8:43
#10628
35K
21.75 mi13:38:512:48:467:466:00
8:01
#10655
23M
23.00 mi13:49:222:59:177:4810:31
8:24
#10775
24M
24.00 mi13:57:363:07:317:498:14
8:14
#10845
40K
24.85 mi14:04:363:14:317:507:00
8:11
#10842
25.2M
25.20 mi14:07:423:17:377:513:06
8:59
#10872
Finish
26.22 mi14:16:073:26:027:528:25
8:16
#10985
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF18-39Seg. OverallSeg. FemalesSeg. F18-39
5K3.11 mi3.11 mi746983783710807(Top 41%)2237(Top 20%)2237(Top 46%)
10K6.21 mi3.10 mi8629-11601267-4301267-43010142(Top 38%)1890(Top 17%)1890(Top 39%)
15K9.32 mi3.11 mi9261-6321530-2631530-26310807(Top 41%)2237(Top 20%)2237(Top 46%)
20K12.43 mi3.11 mi9747-4861727-1971727-19711201(Top 42%)2512(Top 22%)2512(Top 51%)
Half13.11 mi0.68 mi9844-971767-401767-4011670(Top 44%)2714(Top 24%)2714(Top 56%)
25K15.53 mi2.42 mi10164-3201932-1651932-16511906(Top 45%)3019(Top 26%)3019(Top 62%)
30K18.64 mi3.11 mi10516-3522162-2302162-23012364(Top 46%)3391(Top 30%)3391(Top 69%)
20M20.00 mi1.36 mi10573-572211-492211-4911474(Top 43%)2980(Top 26%)2980(Top 61%)
21M21.00 mi1.00 mi10628-552263-522263-5211773(Top 44%)3279(Top 29%)3279(Top 67%)
35K21.75 mi0.75 mi10655-272304-412304-4112282(Top 46%)3573(Top 31%)3573(Top 73%)
23M23.00 mi1.25 mi10775-1202393-892393-8912579(Top 47%)3830(Top 34%)3830(Top 78%)
24M24.00 mi1.00 mi10845-702449-562449-5612833(Top 48%)4032(Top 35%)4032(Top 83%)
40K24.85 mi0.85 mi10842+32475-262475-2611281(Top 42%)3290(Top 29%)3290(Top 67%)
25.2M25.20 mi0.35 mi10872-302505-302505-3012487(Top 47%)3946(Top 35%)3946(Top 81%)
Finish26.22 mi1.02 mi10985-1132583-782583-7813846(Top 52%)4649(Top 41%)4649(Top 95%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 41%
×21story building
+97ft-345ft

Overall

10807

Females

2237

F18-39

2237

5K→10K

3.1 - 6.2 mi

Top 38%
×5story building
+79ft-138ft

Overall

10142

Females

1890

F18-39

1890

10K→15K

6.2 - 9.3 mi

Top 41%
×3story building
+67ft-78ft

Overall

10807

Females

2237

F18-39

2237

15K→20K

9.3 - 12.4 mi

Top 42%
×5story building
+106ft-86ft

Overall

11201

Females

2512

F18-39

2512

20K→Half

12.4 - 13.1 mi

Top 44%
×2story building
+19ft-37ft

Overall

11670

Females

2714

F18-39

2714

Half→25K

13.1 - 15.5 mi

Top 45%
×4story building
+66ft-88ft

Overall

11906

Females

3019

F18-39

3019

25K→30K

15.5 - 18.6 mi

Top 46%
×9story building
+181ft-148ft

Overall

12364

Females

3391

F18-39

3391

30K→20M

18.6 - 20.0 mi

Top 43%
×5story building
+64ft-50ft

Overall

11474

Females

2980

F18-39

2980

20M→21M

20.0 - 21.0 mi

Top 44%
×8story building
+106ft-24ft

Overall

11773

Females

3279

F18-39

3279

21M→35K

21.0 - 21.8 mi

Top 46%
×7story building
+17ft-86ft

Overall

12282

Females

3573

F18-39

3573

35K→23M

21.8 - 23.0 mi

Top 47%
×5story building
+23ft-63ft

Overall

12579

Females

3830

F18-39

3830

23M→24M

23.0 - 24.0 mi

Top 48%
×6story building
+12ft-82ft

Overall

12833

Females

4032

F18-39

4032

24M→40K

24.0 - 24.9 mi

Top 42%
×1story
+6ft-20ft

Overall

11281

Females

3290

F18-39

3290

40K→25.2M

24.9 - 25.2 mi

Top 47%
×1story
+13ft-16ft

Overall

12487

Females

3946

F18-39

3946

25.2M→Finish

25.2 - 26.2 mi

Top 52%
×2story building
+22ft-21ft

Overall

13846

Females

4649

F18-39

4649

Passing Analysis

Category:
Athletes Passed
617*
Passed By
4131
Net Change
-3516
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#7469
5K → 10K151175-1160#7469#8629
10K → 15K33665-632#8629#9261
15K → 20K41527-486#9261#9747
20K → Half8105-97#9747#9844
Half → 25K54372-320#9844#10164
25K → 30K78430-352#10164#10516
30K → 20M62*119-57#10516#10573
20M → 21M57112-55#10573#10628
21M → 35K5178-27#10628#10655
35K → 23M48168-120#10655#10775
23M → 24M49119-70#10775#10845
24M → 40K6764+3#10845#10842
40K → 25.2M2454-30#10842#10872
25.2M → Finish30143-113#10872#10985
TOTALS617*4131-3516

* Includes athletes who did not complete a segment (DNF/DNQ).

📊

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