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BOSTON MARATHON 2023

Rebecca Ledonne

Bib: 25719•F

RI

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
9:15/mi
28:43
↑ 97↓ 3451.5%
10K· 6.21 mi
8:58/mi
56:36
↑ 79↓ 1380.4%
15K· 9.32 mi
9:31/mi
1:26:09
↑ 67↓ 78
20K· 12.43 mi
9:12/mi
1:54:45
↑ 106↓ 860.1%
Half· 13.11 mi
9:07/mi
2:00:58
↑ 19↓ 370.5%
25K· 15.53 mi
9:16/mi
2:23:27
↑ 66↓ 880.2%
30K· 18.64 mi
9:32/mi
2:53:05
↑ 181↓ 1480.2%
20M
9:53/mi
3:06:31
↑ 64↓ 500.2%
21M
11:29/mi
3:18:00
↑ 106↓ 241.6%
35K· 21.75 mi
9:37/mi
3:25:12
↑ 17↓ 861.7%
23M
9:53/mi
3:37:35
↑ 23↓ 630.6%
24M
9:51/mi
3:47:26
↓ 821.3%
40K· 24.85 mi
9:58/mi
3:55:57
↓ 200.3%
25.2M
12:25/mi
4:00:14
↑ 13↓ 160.2%
Finish· 26.22 mi
9:21/mi
4:09:46
↑ 22↓ 21

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time2:00:58
Pace9:14 /mi
2nd Half
Distance13.11 mi
Time2:08:48
Pace9:50 /mi
📊Positive Split: 6.5% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:44:5628:439:1528:43
9:15
-
10K
6.21 mi12:12:4956:369:0727:53
8:58
-0:17
15K
9.32 mi12:42:221:26:099:1529:33
9:31
+0:33
20K
12.43 mi13:10:581:54:459:1428:36
9:12
-0:19
Half
13.11 mi13:17:112:00:589:146:13
9:07
-0:05
25K
15.53 mi13:39:402:23:279:1422:29
9:16
+0:09
30K
18.64 mi14:09:182:53:059:1729:38
9:32
+0:16
20M
20.00 mi14:22:443:06:319:2013:26
9:53
+0:21
21M
21.00 mi14:34:133:18:009:2611:29
11:29
+1:36
35K
21.75 mi14:41:253:25:129:267:12
9:37
-1:52
23M
23.00 mi14:53:483:37:359:2812:23
9:53
+0:16
24M
24.00 mi15:03:393:47:269:299:51
9:51
-0:02
40K
24.85 mi15:12:103:55:579:308:31
9:58
+0:07
25.2M
25.20 mi15:16:274:00:149:324:17
12:25
+2:27
Finish
26.22 mi15:25:594:09:469:329:32
9:21
-3:04

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

8:58 /mi

Average Pace

9:32 /mi

Slowest Pace

12:25 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

27:53

11% of race

Time at Steady Pace

3:26:07

83% of race

Time at Slower Pace

15:46

6% of race

Average Pace: 9:32 /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 mi11:44:5628:439:1528:43
9:15
#21356
10K
6.21 mi12:12:4956:369:0727:53
8:58
#21102
15K
9.32 mi12:42:221:26:099:1529:33
9:31
#21511
20K
12.43 mi13:10:581:54:459:1428:36
9:12
#21294
Half
13.11 mi13:17:112:00:589:146:13
9:07
#21273
25K
15.53 mi13:39:402:23:279:1422:29
9:16
#21075
30K
18.64 mi14:09:182:53:059:1729:38
9:32
#20774
20M
20.00 mi14:22:443:06:319:2013:26
9:53
#20688
21M
21.00 mi14:34:133:18:009:2611:29
11:29
#20788
35K
21.75 mi14:41:253:25:129:267:12
9:37
#20749
23M
23.00 mi14:53:483:37:359:2812:23
9:53
#20669
24M
24.00 mi15:03:393:47:269:299:51
9:51
#20654
40K
24.85 mi15:12:103:55:579:308:31
9:58
#20615
25.2M
25.20 mi15:16:274:00:149:324:17
12:25
#20674
Finish
26.22 mi15:25:594:09:469:329:32
9:21
#20631
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF18-39Seg. OverallSeg. FemalesSeg. F18-39
5K3.11 mi3.11 mi213568557855722292(Top 84%)8959(Top 78%)8959(Top 183%)
10K6.21 mi3.10 mi21102+2548370+1878370+18720780(Top 78%)8140(Top 71%)8140(Top 167%)
15K9.32 mi3.11 mi21511-4098562-1928562-19222292(Top 84%)8959(Top 78%)8959(Top 183%)
20K12.43 mi3.11 mi21294+2178428+1348428+13420602(Top 77%)8009(Top 70%)8009(Top 164%)
Half13.11 mi0.68 mi21273+218414+148414+1420895(Top 78%)8190(Top 72%)8190(Top 168%)
25K15.53 mi2.42 mi21075+1988305+1098305+10920122(Top 76%)7768(Top 68%)7768(Top 159%)
30K18.64 mi3.11 mi20774+3018146+1598146+15919587(Top 74%)7528(Top 66%)7528(Top 154%)
20M20.00 mi1.36 mi20688+868123+238123+2320146(Top 76%)7949(Top 70%)7949(Top 163%)
21M21.00 mi1.00 mi20788-1008182-598182-5921858(Top 82%)8919(Top 78%)8919(Top 183%)
35K21.75 mi0.75 mi20749+398180+28180+220243(Top 76%)8081(Top 71%)8081(Top 165%)
23M23.00 mi1.25 mi20669+808148+328148+3219681(Top 74%)7788(Top 68%)7788(Top 159%)
24M24.00 mi1.00 mi20654+158153-58153-520392(Top 77%)8199(Top 72%)8199(Top 168%)
40K24.85 mi0.85 mi20615+398139+148139+1419874(Top 75%)7991(Top 70%)7991(Top 164%)
25.2M25.20 mi0.35 mi20674-598178-398178-3923163(Top 87%)9740(Top 85%)9740(Top 199%)
Finish26.22 mi1.02 mi20631+438164+148164+1419619(Top 74%)7791(Top 68%)7791(Top 160%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 84%
×21story building
+97ft-345ft

Overall

22292

Females

8959

F18-39

8959

5K→10K

3.1 - 6.2 mi

Top 78%
×5story building
+79ft-138ft

Overall

20780

Females

8140

F18-39

8140

10K→15K

6.2 - 9.3 mi

Top 84%
×3story building
+67ft-78ft

Overall

22292

Females

8959

F18-39

8959

15K→20K

9.3 - 12.4 mi

Top 77%
×5story building
+106ft-86ft

Overall

20602

Females

8009

F18-39

8009

20K→Half

12.4 - 13.1 mi

Top 78%
×2story building
+19ft-37ft

Overall

20895

Females

8190

F18-39

8190

Half→25K

13.1 - 15.5 mi

Top 76%
×4story building
+66ft-88ft

Overall

20122

Females

7768

F18-39

7768

25K→30K

15.5 - 18.6 mi

Top 74%
×9story building
+181ft-148ft

Overall

19587

Females

7528

F18-39

7528

30K→20M

18.6 - 20.0 mi

Top 76%
×5story building
+64ft-50ft

Overall

20146

Females

7949

F18-39

7949

20M→21M

20.0 - 21.0 mi

Top 82%
×8story building
+106ft-24ft

Overall

21858

Females

8919

F18-39

8919

21M→35K

21.0 - 21.8 mi

Top 76%
×7story building
+17ft-86ft

Overall

20243

Females

8081

F18-39

8081

35K→23M

21.8 - 23.0 mi

Top 74%
×5story building
+23ft-63ft

Overall

19681

Females

7788

F18-39

7788

23M→24M

23.0 - 24.0 mi

Top 77%
×6story building
+12ft-82ft

Overall

20392

Females

8199

F18-39

8199

24M→40K

24.0 - 24.9 mi

Top 75%
×1story
+6ft-20ft

Overall

19874

Females

7991

F18-39

7991

40K→25.2M

24.9 - 25.2 mi

Top 87%
×1story
+13ft-16ft

Overall

23163

Females

9740

F18-39

9740

25.2M→Finish

25.2 - 26.2 mi

Top 74%
×2story building
+22ft-21ft

Overall

19619

Females

7791

F18-39

7791

Passing Analysis

Category:
Athletes Passed
1831
Passed By
1106
Net Change
+725
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#21356
5K → 10K425171+254#21356#21102
10K → 15K45454-409#21102#21511
15K → 20K26851+217#21511#21294
20K → Half3312+21#21294#21273
Half → 25K22830+198#21273#21075
25K → 30K33837+301#21075#20774
30K → 20M11428+86#20774#20688
20M → 21M32132-100#20688#20788
21M → 35K5819+39#20788#20749
35K → 23M10828+80#20749#20669
23M → 24M5338+15#20669#20654
24M → 40K6122+39#20654#20615
40K → 25.2M261-59#20615#20674
25.2M → Finish6623+43#20674#20631
TOTALS18311106+725
📊

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