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BOSTON MARATHON 2023

Tiffany Sloan

Bib: 11590•F

VA

0:00
0:00
/ mi
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Overall
#0 / 26622
Top 26%
Gender (Female)
#0 / 11423
Top 7%
Division (F18-39)
#0 / 4884
Top 14%
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
7:15/mi
22:32
↑ 97↓ 3451.5%
10K· 6.21 mi
7:06/mi
44:37
↑ 79↓ 1380.4%
15K· 9.32 mi
7:10/mi
1:06:53
↑ 67↓ 78
20K· 12.43 mi
7:19/mi
1:29:36
↑ 106↓ 860.1%
Half· 13.11 mi
7:14/mi
1:34:32
↑ 19↓ 370.5%
25K· 15.53 mi
7:19/mi
1:52:17
↑ 66↓ 880.2%
30K· 18.64 mi
7:27/mi
2:15:26
↑ 181↓ 1480.2%
20M
7:30/mi
2:25:38
↑ 64↓ 500.2%
21M
7:51/mi
2:33:29
↑ 106↓ 241.6%
35K· 21.75 mi
7:13/mi
2:38:53
↑ 17↓ 861.7%
23M
7:30/mi
2:48:17
↑ 23↓ 630.6%
24M
7:11/mi
2:55:28
↓ 821.3%
40K· 24.85 mi
7:15/mi
3:01:40
↓ 200.3%
25.2M
7:47/mi
3:04:21
↑ 13↓ 160.2%
Finish· 26.22 mi
7:08/mi
3:11:37
↑ 22↓ 21

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:34:32
Pace7:13 /mi
2nd Half
Distance13.11 mi
Time1:37:05
Pace7:24 /mi
📊Positive Split: 2.7% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:49:3622:327:1522:32
7:15
-
10K
6.21 mi11:11:4144:377:1122:05
7:06
-0:09
15K
9.32 mi11:33:571:06:537:1122:16
7:10
+0:04
20K
12.43 mi11:56:401:29:367:1322:43
7:19
+0:09
Half
13.11 mi12:01:361:34:327:134:56
7:14
-0:05
25K
15.53 mi12:19:211:52:177:1417:45
7:19
+0:05
30K
18.64 mi12:42:302:15:267:1623:09
7:27
+0:08
20M
20.00 mi12:52:422:25:387:1710:12
7:30
+0:03
21M
21.00 mi13:00:332:33:297:197:51
7:51
+0:21
35K
21.75 mi13:05:572:38:537:185:24
7:13
-0:38
23M
23.00 mi13:15:212:48:177:199:24
7:30
+0:17
24M
24.00 mi13:22:322:55:287:197:11
7:11
-0:19
40K
24.85 mi13:28:443:01:407:196:12
7:15
+0:04
25.2M
25.20 mi13:31:253:04:217:192:41
7:47
+0:32
Finish
26.22 mi13:38:413:11:377:197:16
7:08
-0:39

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

7:06 /mi

Average Pace

7:19 /mi

Slowest Pace

7:51 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

3:03:46

96% of race

Time at Steady Pace

7:51

4% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 7:18 /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 mi10:49:3622:327:1522:32
7:15
#7820
10K
6.21 mi11:11:4144:377:1122:05
7:06
#7641
15K
9.32 mi11:33:571:06:537:1122:16
7:10
#7589
20K
12.43 mi11:56:401:29:367:1322:43
7:19
#7621
Half
13.11 mi12:01:361:34:327:134:56
7:14
#7621
25K
15.53 mi12:19:211:52:177:1417:45
7:19
#7569
30K
18.64 mi12:42:302:15:267:1623:09
7:27
#7393
20M
20.00 mi12:52:422:25:387:1710:12
7:30
#7326
21M
21.00 mi13:00:332:33:297:197:51
7:51
#7249
35K
21.75 mi13:05:572:38:537:185:24
7:13
#7207
23M
23.00 mi13:15:212:48:177:199:24
7:30
#7124
24M
24.00 mi13:22:322:55:287:197:11
7:11
#7018
40K
24.85 mi13:28:443:01:407:196:12
7:15
#6913
25.2M
25.20 mi13:31:253:04:217:192:41
7:47
#6866
Finish
26.22 mi13:38:413:11:377:197:16
7:08
#6808
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF18-39Seg. OverallSeg. FemalesSeg. F18-39
5K3.11 mi3.11 mi78209579577577(Top 28%)920(Top 8%)920(Top 19%)
10K6.21 mi3.10 mi7641+179898+59898+597509(Top 28%)893(Top 8%)893(Top 18%)
15K9.32 mi3.11 mi7589+52899-1899-17577(Top 28%)920(Top 8%)920(Top 19%)
20K12.43 mi3.11 mi7621-32923-24923-247882(Top 30%)1063(Top 9%)1063(Top 22%)
Half13.11 mi0.68 mi7621926-3926-38121(Top 31%)1127(Top 10%)1127(Top 23%)
25K15.53 mi2.42 mi7569+52915+11915+117430(Top 28%)984(Top 9%)984(Top 20%)
30K18.64 mi3.11 mi7393+176888+27888+276909(Top 26%)900(Top 8%)900(Top 18%)
20M20.00 mi1.36 mi7326+67887+1887+16838(Top 26%)963(Top 8%)963(Top 20%)
21M21.00 mi1.00 mi7249+77877+10877+106471(Top 24%)935(Top 8%)935(Top 19%)
35K21.75 mi0.75 mi7207+428778776669(Top 25%)971(Top 9%)971(Top 20%)
23M23.00 mi1.25 mi7124+838778776481(Top 24%)982(Top 9%)982(Top 20%)
24M24.00 mi1.00 mi7018+106867+10867+105690(Top 21%)786(Top 7%)786(Top 16%)
40K24.85 mi0.85 mi6913+105849+18849+185189(Top 19%)714(Top 6%)714(Top 15%)
25.2M25.20 mi0.35 mi6866+47846+3846+35353(Top 20%)845(Top 7%)845(Top 17%)
Finish26.22 mi1.02 mi6808+58840+6840+66022(Top 23%)1069(Top 9%)1069(Top 22%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 28%
×21story building
+97ft-345ft

Overall

7577

Females

920

F18-39

920

5K→10K

3.1 - 6.2 mi

Top 28%
×5story building
+79ft-138ft

Overall

7509

Females

893

F18-39

893

10K→15K

6.2 - 9.3 mi

Top 28%
×3story building
+67ft-78ft

Overall

7577

Females

920

F18-39

920

15K→20K

9.3 - 12.4 mi

Top 30%
×5story building
+106ft-86ft

Overall

7882

Females

1063

F18-39

1063

20K→Half

12.4 - 13.1 mi

Top 31%
×2story building
+19ft-37ft

Overall

8121

Females

1127

F18-39

1127

Half→25K

13.1 - 15.5 mi

Top 28%
×4story building
+66ft-88ft

Overall

7430

Females

984

F18-39

984

25K→30K

15.5 - 18.6 mi

Top 26%
×9story building
+181ft-148ft

Overall

6909

Females

900

F18-39

900

30K→20M

18.6 - 20.0 mi

Top 26%
×5story building
+64ft-50ft

Overall

6838

Females

963

F18-39

963

20M→21M

20.0 - 21.0 mi

Top 24%
×8story building
+106ft-24ft

Overall

6471

Females

935

F18-39

935

21M→35K

21.0 - 21.8 mi

Top 25%
×7story building
+17ft-86ft

Overall

6669

Females

971

F18-39

971

35K→23M

21.8 - 23.0 mi

Top 24%
×5story building
+23ft-63ft

Overall

6481

Females

982

F18-39

982

23M→24M

23.0 - 24.0 mi

Top 21%
×6story building
+12ft-82ft

Overall

5690

Females

786

F18-39

786

24M→40K

24.0 - 24.9 mi

Top 19%
×1story
+6ft-20ft

Overall

5189

Females

714

F18-39

714

40K→25.2M

24.9 - 25.2 mi

Top 20%
×1story
+13ft-16ft

Overall

5353

Females

845

F18-39

845

25.2M→Finish

25.2 - 26.2 mi

Top 23%
×2story building
+22ft-21ft

Overall

6022

Females

1069

F18-39

1069

Passing Analysis

Category:
Athletes Passed
1684
Passed By
672
Net Change
+1012
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#7820
5K → 10K325146+179#7820#7641
10K → 15K159107+52#7641#7589
15K → 20K97129-32#7589#7621
20K → Half27270#7621#7621
Half → 25K10856+52#7621#7569
25K → 30K22953+176#7569#7393
30K → 20M9528+67#7393#7326
20M → 21M10023+77#7326#7249
21M → 35K6119+42#7249#7207
35K → 23M11936+83#7207#7124
23M → 24M11610+106#7124#7018
24M → 40K1094+105#7018#6913
40K → 25.2M5912+47#6913#6866
25.2M → Finish8022+58#6866#6808
TOTALS1684672+1012
📊

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