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BOSTON MARATHON 2023

Danielle Lonati

Bib: 24789•F

MA

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
9:52/mi
30:39
↑ 97↓ 3451.5%
10K· 6.21 mi
9:31/mi
1:00:14
↑ 79↓ 1380.4%
15K· 9.32 mi
9:31/mi
1:29:47
↑ 67↓ 78
20K· 12.43 mi
9:37/mi
1:59:39
↑ 106↓ 860.1%
Half· 13.11 mi
9:33/mi
2:06:10
↑ 19↓ 370.5%
25K· 15.53 mi
9:38/mi
2:29:32
↑ 66↓ 880.2%
30K· 18.64 mi
9:45/mi
2:59:49
↑ 181↓ 1480.2%
20M
10:32/mi
3:14:08
↑ 64↓ 500.2%
21M
10:06/mi
3:24:14
↑ 106↓ 241.6%
35K· 21.75 mi
9:33/mi
3:31:23
↑ 17↓ 861.7%
23M
10:00/mi
3:43:54
↑ 23↓ 630.6%
24M
9:55/mi
3:53:49
↓ 821.3%
40K· 24.85 mi
10:00/mi
4:02:22
↓ 200.3%
25.2M
10:38/mi
4:06:02
↑ 13↓ 160.2%
Finish· 26.22 mi
9:24/mi
4:15:37
↑ 22↓ 21

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time2:06:10
Pace9:37 /mi
2nd Half
Distance13.11 mi
Time2:09:27
Pace9:52 /mi
📊Positive Split: 2.6% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:48:1930:399:5230:39
9:52
-
10K
6.21 mi12:17:541:00:149:4229:35
9:31
-0:21
15K
9.32 mi12:47:271:29:479:3829:33
9:31
0:00
20K
12.43 mi13:17:191:59:399:3829:52
9:37
+0:06
Half
13.11 mi13:23:502:06:109:376:31
9:33
-0:04
25K
15.53 mi13:47:122:29:329:3823:22
9:38
+0:05
30K
18.64 mi14:17:292:59:499:3930:17
9:45
+0:07
20M
20.00 mi14:31:483:14:089:4214:19
10:32
+0:47
21M
21.00 mi14:41:543:24:149:4410:06
10:06
-0:26
35K
21.75 mi14:49:033:31:239:437:09
9:33
-0:33
23M
23.00 mi15:01:343:43:549:4412:31
10:00
+0:27
24M
24.00 mi15:11:293:53:499:459:55
9:55
-0:05
40K
24.85 mi15:20:024:02:229:458:33
10:00
+0:05
25.2M
25.20 mi15:23:424:06:029:463:40
10:38
+0:38
Finish
26.22 mi15:33:174:15:379:459:35
9:24
-1:14

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

9:24 /mi

Average Pace

9:45 /mi

Slowest Pace

10:38 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

3:57:38

93% of race

Time at Steady Pace

17:59

7% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 9:45 /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 mi11:48:1930:399:5230:39
9:52
#23104
10K
6.21 mi12:17:541:00:149:4229:35
9:31
#22885
15K
9.32 mi12:47:271:29:479:3829:33
9:31
#22679
20K
12.43 mi13:17:191:59:399:3829:52
9:37
#22487
Half
13.11 mi13:23:502:06:109:376:31
9:33
#22480
25K
15.53 mi13:47:122:29:329:3823:22
9:38
#22280
30K
18.64 mi14:17:292:59:499:3930:17
9:45
#21912
20M
20.00 mi14:31:483:14:089:4214:19
10:32
#21897
21M
21.00 mi14:41:543:24:149:4410:06
10:06
#21728
35K
21.75 mi14:49:033:31:239:437:09
9:33
#21676
23M
23.00 mi15:01:343:43:549:4412:31
10:00
#21560
24M
24.00 mi15:11:293:53:499:459:55
9:55
#21519
40K
24.85 mi15:20:024:02:229:458:33
10:00
#21449
25.2M
25.20 mi15:23:424:06:029:463:40
10:38
#21413
Finish
26.22 mi15:33:174:15:379:459:35
9:24
#21332
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF18-39Seg. OverallSeg. FemalesSeg. F18-39
5K3.11 mi3.11 mi231049449944922295(Top 84%)8962(Top 78%)8962(Top 183%)
10K6.21 mi3.10 mi22885+2199294+1559294+15522578(Top 85%)9127(Top 80%)9127(Top 187%)
15K9.32 mi3.11 mi22679+2069177+1179177+11722295(Top 84%)8962(Top 78%)8962(Top 183%)
20K12.43 mi3.11 mi22487+1929078+999078+9921900(Top 82%)8742(Top 77%)8742(Top 179%)
Half13.11 mi0.68 mi22480+79078907822271(Top 84%)8925(Top 78%)8925(Top 183%)
25K15.53 mi2.42 mi22280+2008993+858993+8521258(Top 80%)8414(Top 74%)8414(Top 172%)
30K18.64 mi3.11 mi21912+3688789+2048789+20420297(Top 76%)7940(Top 70%)7940(Top 163%)
20M20.00 mi1.36 mi21897+158790-18790-121823(Top 82%)8883(Top 78%)8883(Top 182%)
21M21.00 mi1.00 mi21728+1698703+878703+8718417(Top 69%)7015(Top 61%)7015(Top 144%)
35K21.75 mi0.75 mi21676+528683+208683+2020054(Top 75%)7969(Top 70%)7969(Top 163%)
23M23.00 mi1.25 mi21560+1168636+478636+4719995(Top 75%)7956(Top 70%)7956(Top 163%)
24M24.00 mi1.00 mi21519+418625+118625+1120570(Top 77%)8310(Top 73%)8310(Top 170%)
40K24.85 mi0.85 mi21449+708596+298596+2919981(Top 75%)8057(Top 71%)8057(Top 165%)
25.2M25.20 mi0.35 mi21413+368581+158581+1519563(Top 73%)7828(Top 69%)7828(Top 160%)
Finish26.22 mi1.02 mi21332+818543+388543+3819799(Top 74%)7894(Top 69%)7894(Top 162%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 84%
×21story building
+97ft-345ft

Overall

22295

Females

8962

F18-39

8962

5K→10K

3.1 - 6.2 mi

Top 85%
×5story building
+79ft-138ft

Overall

22578

Females

9127

F18-39

9127

10K→15K

6.2 - 9.3 mi

Top 84%
×3story building
+67ft-78ft

Overall

22295

Females

8962

F18-39

8962

15K→20K

9.3 - 12.4 mi

Top 82%
×5story building
+106ft-86ft

Overall

21900

Females

8742

F18-39

8742

20K→Half

12.4 - 13.1 mi

Top 84%
×2story building
+19ft-37ft

Overall

22271

Females

8925

F18-39

8925

Half→25K

13.1 - 15.5 mi

Top 80%
×4story building
+66ft-88ft

Overall

21258

Females

8414

F18-39

8414

25K→30K

15.5 - 18.6 mi

Top 76%
×9story building
+181ft-148ft

Overall

20297

Females

7940

F18-39

7940

30K→20M

18.6 - 20.0 mi

Top 82%
×5story building
+64ft-50ft

Overall

21823

Females

8883

F18-39

8883

20M→21M

20.0 - 21.0 mi

Top 69%
×8story building
+106ft-24ft

Overall

18417

Females

7015

F18-39

7015

21M→35K

21.0 - 21.8 mi

Top 75%
×7story building
+17ft-86ft

Overall

20054

Females

7969

F18-39

7969

35K→23M

21.8 - 23.0 mi

Top 75%
×5story building
+23ft-63ft

Overall

19995

Females

7956

F18-39

7956

23M→24M

23.0 - 24.0 mi

Top 77%
×6story building
+12ft-82ft

Overall

20570

Females

8310

F18-39

8310

24M→40K

24.0 - 24.9 mi

Top 75%
×1story
+6ft-20ft

Overall

19981

Females

8057

F18-39

8057

40K→25.2M

24.9 - 25.2 mi

Top 73%
×1story
+13ft-16ft

Overall

19563

Females

7828

F18-39

7828

25.2M→Finish

25.2 - 26.2 mi

Top 74%
×2story building
+22ft-21ft

Overall

19799

Females

7894

F18-39

7894

Passing Analysis

Category:
Athletes Passed
2204
Passed By
432
Net Change
+1772
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#23104
5K → 10K356137+219#23104#22885
10K → 15K26458+206#22885#22679
15K → 20K24452+192#22679#22487
20K → Half3124+7#22487#22480
Half → 25K21515+200#22480#22280
25K → 30K3779+368#22280#21912
30K → 20M7863+15#21912#21897
20M → 21M1701+169#21897#21728
21M → 35K619+52#21728#21676
35K → 23M13216+116#21676#21560
23M → 24M5817+41#21560#21519
24M → 40K8111+70#21519#21449
40K → 25.2M415+36#21449#21413
25.2M → Finish9615+81#21413#21332
TOTALS2204432+1772
📊

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