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BOSTON MARATHON 2023

Savanna Naylor

Bib: 30151•F

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
9:22/mi
29:07
↑ 97↓ 3451.5%
10K· 6.21 mi
9:15/mi
57:50
↑ 79↓ 1380.4%
15K· 9.32 mi
9:11/mi
1:26:23
↑ 67↓ 78
20K· 12.43 mi
8:43/mi
1:53:27
↑ 106↓ 860.1%
Half· 13.11 mi
8:23/mi
1:59:10
↑ 19↓ 370.5%
25K· 15.53 mi
8:59/mi
2:20:57
↑ 66↓ 880.2%
30K· 18.64 mi
8:48/mi
2:48:17
↑ 181↓ 1480.2%
20M
8:43/mi
3:00:08
↑ 64↓ 500.2%
21M
9:18/mi
3:09:26
↑ 106↓ 241.6%
35K· 21.75 mi
7:59/mi
3:15:24
↑ 17↓ 861.7%
23M
8:43/mi
3:26:19
↑ 23↓ 630.6%
24M
8:33/mi
3:34:52
↓ 821.3%
40K· 24.85 mi
8:46/mi
3:42:22
↓ 200.3%
25.2M
9:20/mi
3:45:35
↑ 13↓ 160.2%
Finish· 26.22 mi
7:53/mi
3:53:37
↑ 22↓ 21

The Course

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Half Splits

1st Half· via Half
Distance13.11 mi
Time1:59:10
Pace9:05 /mi
2nd Half✓ Faster
Distance13.11 mi
Time1:54:27
Pace8:44 /mi
📊Negative Split: 4.0% faster second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:48:0929:079:2229:07
9:22
-
10K
6.21 mi12:16:5257:509:1828:43
9:15
-0:07
15K
9.32 mi12:45:251:26:239:1628:33
9:11
-0:04
20K
12.43 mi13:12:291:53:279:0827:04
8:43
-0:28
Half
13.11 mi13:18:121:59:109:055:43
8:23
-0:20
25K
15.53 mi13:39:592:20:579:0421:47
8:59
+0:36
30K
18.64 mi14:07:192:48:179:0227:20
8:48
-0:11
20M
20.00 mi14:19:103:00:089:0011:51
8:43
-0:05
21M
21.00 mi14:28:283:09:269:019:18
9:18
+0:35
35K
21.75 mi14:34:263:15:248:595:58
7:59
-1:19
23M
23.00 mi14:45:213:26:198:5810:55
8:43
+0:44
24M
24.00 mi14:53:543:34:528:578:33
8:33
-0:10
40K
24.85 mi15:01:243:42:228:577:30
8:46
+0:13
25.2M
25.20 mi15:04:373:45:358:573:13
9:20
+0:34
Finish
26.22 mi15:12:393:53:378:558:02
7:53
-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

7:53 /mi

Average Pace

8:55 /mi

Slowest Pace

9:22 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

28:16

12% of race

Time at Steady Pace

2:53:01

74% of race

Time at Slower Pace

32:20

14% of race

Average Pace: 8:55 /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 mi11:48:0929:079:2229:07
9:22
#21727
10K
6.21 mi12:16:5257:509:1828:43
9:15
#21755
15K
9.32 mi12:45:251:26:239:1628:33
9:11
#21593
20K
12.43 mi13:12:291:53:279:0827:04
8:43
#20909
Half
13.11 mi13:18:121:59:109:055:43
8:23
#20737
25K
15.53 mi13:39:592:20:579:0421:47
8:59
#20450
30K
18.64 mi14:07:192:48:179:0227:20
8:48
#19719
20M
20.00 mi14:19:103:00:089:0011:51
8:43
#19394
21M
21.00 mi14:28:283:09:269:019:18
9:18
#19141
35K
21.75 mi14:34:263:15:248:595:58
7:59
#18935
23M
23.00 mi14:45:213:26:198:5810:55
8:43
#18678
24M
24.00 mi14:53:543:34:528:578:33
8:33
#18509
40K
24.85 mi15:01:243:42:228:577:30
8:46
#18383
25.2M
25.20 mi15:04:373:45:358:573:13
9:20
#18322
Finish
26.22 mi15:12:393:53:378:558:02
7:53
#18111
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF18-39Seg. OverallSeg. FemalesSeg. F18-39
5K3.11 mi3.11 mi217278751875121267(Top 80%)8381(Top 73%)8381(Top 172%)
10K6.21 mi3.10 mi21755-288718+338718+3321755(Top 82%)8687(Top 76%)8687(Top 178%)
15K9.32 mi3.11 mi21593+1628612+1068612+10621267(Top 80%)8381(Top 73%)8381(Top 172%)
20K12.43 mi3.11 mi20909+6848222+3908222+39018203(Top 68%)6622(Top 58%)6622(Top 136%)
Half13.11 mi0.68 mi20737+1728124+988124+9817079(Top 64%)5958(Top 52%)5958(Top 122%)
25K15.53 mi2.42 mi20450+2877952+1727952+17218875(Top 71%)7058(Top 62%)7058(Top 145%)
30K18.64 mi3.11 mi19719+7317563+3897563+38916064(Top 60%)5543(Top 49%)5543(Top 113%)
20M20.00 mi1.36 mi19394+3257387+1767387+17615030(Top 56%)5019(Top 44%)5019(Top 103%)
21M21.00 mi1.00 mi19141+2537245+1427245+14215024(Top 56%)5078(Top 44%)5078(Top 104%)
35K21.75 mi0.75 mi18935+2067140+1057140+10512037(Top 45%)3473(Top 30%)3473(Top 71%)
23M23.00 mi1.25 mi18678+2577003+1377003+13714542(Top 55%)4936(Top 43%)4936(Top 101%)
24M24.00 mi1.00 mi18509+1696912+916912+9114817(Top 56%)5136(Top 45%)5136(Top 105%)
40K24.85 mi0.85 mi18383+1266860+526860+5214986(Top 56%)5301(Top 46%)5301(Top 109%)
25.2M25.20 mi0.35 mi18322+616826+346826+3414441(Top 54%)5011(Top 44%)5011(Top 103%)
Finish26.22 mi1.02 mi18111+2116715+1116715+11111343(Top 43%)3381(Top 30%)3381(Top 69%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 80%
×21story building
+97ft-345ft

Overall

21267

Females

8381

F18-39

8381

5K→10K

3.1 - 6.2 mi

Top 82%
×5story building
+79ft-138ft

Overall

21755

Females

8687

F18-39

8687

10K→15K

6.2 - 9.3 mi

Top 80%
×3story building
+67ft-78ft

Overall

21267

Females

8381

F18-39

8381

15K→20K

9.3 - 12.4 mi

Top 68%
×5story building
+106ft-86ft

Overall

18203

Females

6622

F18-39

6622

20K→Half

12.4 - 13.1 mi

Top 64%
×2story building
+19ft-37ft

Overall

17079

Females

5958

F18-39

5958

Half→25K

13.1 - 15.5 mi

Top 71%
×4story building
+66ft-88ft

Overall

18875

Females

7058

F18-39

7058

25K→30K

15.5 - 18.6 mi

Top 60%
×9story building
+181ft-148ft

Overall

16064

Females

5543

F18-39

5543

30K→20M

18.6 - 20.0 mi

Top 56%
×5story building
+64ft-50ft

Overall

15030

Females

5019

F18-39

5019

20M→21M

20.0 - 21.0 mi

Top 56%
×8story building
+106ft-24ft

Overall

15024

Females

5078

F18-39

5078

21M→35K

21.0 - 21.8 mi

Top 45%
×7story building
+17ft-86ft

Overall

12037

Females

3473

F18-39

3473

35K→23M

21.8 - 23.0 mi

Top 55%
×5story building
+23ft-63ft

Overall

14542

Females

4936

F18-39

4936

23M→24M

23.0 - 24.0 mi

Top 56%
×6story building
+12ft-82ft

Overall

14817

Females

5136

F18-39

5136

24M→40K

24.0 - 24.9 mi

Top 56%
×1story
+6ft-20ft

Overall

14986

Females

5301

F18-39

5301

40K→25.2M

24.9 - 25.2 mi

Top 54%
×1story
+13ft-16ft

Overall

14441

Females

5011

F18-39

5011

25.2M→Finish

25.2 - 26.2 mi

Top 43%
×2story building
+22ft-21ft

Overall

11343

Females

3381

F18-39

3381

Passing Analysis

Category:
Athletes Passed
4034
Passed By
418
Net Change
+3616
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#21727
5K → 10K265293-28#21727#21755
10K → 15K25593+162#21755#21593
15K → 20K6851+684#21593#20909
20K → Half1720+172#20909#20737
Half → 25K29912+287#20737#20450
25K → 30K7310+731#20450#19719
30K → 20M3261+325#19719#19394
20M → 21M2552+253#19394#19141
21M → 35K2071+206#19141#18935
35K → 23M2581+257#18935#18678
23M → 24M1723+169#18678#18509
24M → 40K1337+126#18509#18383
40K → 25.2M632+61#18383#18322
25.2M → Finish2132+211#18322#18111
TOTALS4034418+3616
📊

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