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BOSTON MARATHON 2023

Ana Lancheros

Bib: 27740•F

0:00
0:00
/ mi
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Overall
#0 / 26622
Top 43%
Gender (Female)
#0 / 11423
Top 25%
Division (F18-39)
#0 / 4884
Top 42%
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
7:52/mi
24:26
↑ 97↓ 3451.5%
10K· 6.21 mi
7:36/mi
48:03
↑ 79↓ 1380.4%
15K· 9.32 mi
7:42/mi
1:11:59
↑ 67↓ 78
20K· 12.43 mi
7:45/mi
1:36:03
↑ 106↓ 860.1%
Half· 13.11 mi
7:37/mi
1:41:15
↑ 19↓ 370.5%
25K· 15.53 mi
7:50/mi
2:00:14
↑ 66↓ 880.2%
30K· 18.64 mi
8:09/mi
2:25:33
↑ 181↓ 1480.2%
20M
8:10/mi
2:36:39
↑ 64↓ 500.2%
21M
8:41/mi
2:45:20
↑ 106↓ 241.6%
35K· 21.75 mi
7:41/mi
2:51:05
↑ 17↓ 861.7%
23M
8:11/mi
3:01:20
↑ 23↓ 630.6%
24M
8:01/mi
3:09:21
↓ 821.3%
40K· 24.85 mi
8:15/mi
3:16:24
↓ 200.3%
25.2M
9:05/mi
3:19:32
↑ 13↓ 160.2%
Finish· 26.22 mi
8:07/mi
3:27:48
↑ 22↓ 21

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:41:15
Pace7:43 /mi
2nd Half
Distance13.11 mi
Time1:46:33
Pace8:08 /mi
📊Positive Split: 5.2% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:41:5224:267:5224:26
7:52
-
10K
6.21 mi12:05:2948:037:4423:37
7:36
-0:16
15K
9.32 mi12:29:251:11:597:4323:56
7:42
+0:06
20K
12.43 mi12:53:291:36:037:4424:04
7:45
+0:03
Half
13.11 mi12:58:411:41:157:435:12
7:37
-0:08
25K
15.53 mi13:17:402:00:147:4418:59
7:50
+0:13
30K
18.64 mi13:42:592:25:337:4825:19
8:09
+0:19
20M
20.00 mi13:54:052:36:397:5011:06
8:10
+0:01
21M
21.00 mi14:02:462:45:207:528:41
8:41
+0:31
35K
21.75 mi14:08:312:51:057:525:45
7:41
-1:00
23M
23.00 mi14:18:463:01:207:5310:15
8:11
+0:30
24M
24.00 mi14:26:473:09:217:538:01
8:01
-0:10
40K
24.85 mi14:33:503:16:247:547:03
8:15
+0:14
25.2M
25.20 mi14:36:583:19:327:553:08
9:05
+0:50
Finish
26.22 mi14:45:143:27:487:568:16
8:07
-0:58

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

7:36 /mi

Average Pace

7:56 /mi

Slowest Pace

9:05 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

3:15:59

94% of race

Time at Steady Pace

8:41

4% of race

Time at Slower Pace

3:08

2% of race

Average Pace: 7:56 /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 mi11:41:5224:267:5224:26
7:52
#12965
10K
6.21 mi12:05:2948:037:4423:37
7:36
#12129
15K
9.32 mi12:29:251:11:597:4323:56
7:42
#11993
20K
12.43 mi12:53:291:36:037:4424:04
7:45
#11787
Half
13.11 mi12:58:411:41:157:435:12
7:37
#11746
25K
15.53 mi13:17:402:00:147:4418:59
7:50
#11619
30K
18.64 mi13:42:592:25:337:4825:19
8:09
#11690
20M
20.00 mi13:54:052:36:397:5011:06
8:10
#11649
21M
21.00 mi14:02:462:45:207:528:41
8:41
#11633
35K
21.75 mi14:08:312:51:057:525:45
7:41
#11544
23M
23.00 mi14:18:463:01:207:5310:15
8:11
#11500
24M
24.00 mi14:26:473:09:217:538:01
8:01
#11507
40K
24.85 mi14:33:503:16:247:547:03
8:15
#11508
25.2M
25.20 mi14:36:583:19:327:553:08
9:05
#11516
Finish
26.22 mi14:45:143:27:487:568:16
8:07
#11554
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF18-39Seg. OverallSeg. FemalesSeg. F18-39
5K3.11 mi3.11 mi129653417341711882(Top 45%)2839(Top 25%)2839(Top 58%)
10K6.21 mi3.10 mi12129+8362933+4842933+48411365(Top 43%)2533(Top 22%)2533(Top 52%)
15K9.32 mi3.11 mi11993+1362890+432890+4311882(Top 45%)2839(Top 25%)2839(Top 58%)
20K12.43 mi3.11 mi11787+2062793+972793+9711288(Top 42%)2568(Top 22%)2568(Top 53%)
Half13.11 mi0.68 mi11746+412769+242769+2411289(Top 42%)2520(Top 22%)2520(Top 52%)
25K15.53 mi2.42 mi11619+1272711+582711+5811365(Top 43%)2696(Top 24%)2696(Top 55%)
30K18.64 mi3.11 mi11690-712803-922803-9211994(Top 45%)3181(Top 28%)3181(Top 65%)
20M20.00 mi1.36 mi11649+412797+62797+611484(Top 43%)2990(Top 26%)2990(Top 61%)
21M21.00 mi1.00 mi11633+162809-122809-1211572(Top 43%)3177(Top 28%)3177(Top 65%)
35K21.75 mi0.75 mi11544+892770+392770+399892(Top 37%)2317(Top 20%)2317(Top 47%)
23M23.00 mi1.25 mi11500+442767+32767+311117(Top 42%)3071(Top 27%)3071(Top 63%)
24M24.00 mi1.00 mi11507-72798-312798-3111379(Top 43%)3274(Top 29%)3274(Top 67%)
40K24.85 mi0.85 mi11508-12819-212819-2111688(Top 44%)3500(Top 31%)3500(Top 72%)
25.2M25.20 mi0.35 mi11516-82830-112830-1113030(Top 49%)4228(Top 37%)4228(Top 87%)
Finish26.22 mi1.02 mi11554-382885-552885-5512868(Top 48%)4139(Top 36%)4139(Top 85%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 45%
×21story building
+97ft-345ft

Overall

11882

Females

2839

F18-39

2839

5K→10K

3.1 - 6.2 mi

Top 43%
×5story building
+79ft-138ft

Overall

11365

Females

2533

F18-39

2533

10K→15K

6.2 - 9.3 mi

Top 45%
×3story building
+67ft-78ft

Overall

11882

Females

2839

F18-39

2839

15K→20K

9.3 - 12.4 mi

Top 42%
×5story building
+106ft-86ft

Overall

11288

Females

2568

F18-39

2568

20K→Half

12.4 - 13.1 mi

Top 42%
×2story building
+19ft-37ft

Overall

11289

Females

2520

F18-39

2520

Half→25K

13.1 - 15.5 mi

Top 43%
×4story building
+66ft-88ft

Overall

11365

Females

2696

F18-39

2696

25K→30K

15.5 - 18.6 mi

Top 45%
×9story building
+181ft-148ft

Overall

11994

Females

3181

F18-39

3181

30K→20M

18.6 - 20.0 mi

Top 43%
×5story building
+64ft-50ft

Overall

11484

Females

2990

F18-39

2990

20M→21M

20.0 - 21.0 mi

Top 43%
×8story building
+106ft-24ft

Overall

11572

Females

3177

F18-39

3177

21M→35K

21.0 - 21.8 mi

Top 37%
×7story building
+17ft-86ft

Overall

9892

Females

2317

F18-39

2317

35K→23M

21.8 - 23.0 mi

Top 42%
×5story building
+23ft-63ft

Overall

11117

Females

3071

F18-39

3071

23M→24M

23.0 - 24.0 mi

Top 43%
×6story building
+12ft-82ft

Overall

11379

Females

3274

F18-39

3274

24M→40K

24.0 - 24.9 mi

Top 44%
×1story
+6ft-20ft

Overall

11688

Females

3500

F18-39

3500

40K→25.2M

24.9 - 25.2 mi

Top 49%
×1story
+13ft-16ft

Overall

13030

Females

4228

F18-39

4228

25.2M→Finish

25.2 - 26.2 mi

Top 48%
×2story building
+22ft-21ft

Overall

12868

Females

4139

F18-39

4139

Passing Analysis

Category:
Athletes Passed
2517
Passed By
1106
Net Change
+1411
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#12965
5K → 10K91680+836#12965#12129
10K → 15K266130+136#12129#11993
15K → 20K27367+206#11993#11787
20K → Half5312+41#11787#11746
Half → 25K20174+127#11746#11619
25K → 30K158229-71#11619#11690
30K → 20M11473+41#11690#11649
20M → 21M9579+16#11649#11633
21M → 35K10718+89#11633#11544
35K → 23M11470+44#11544#11500
23M → 24M6370-7#11500#11507
24M → 40K6768-1#11507#11508
40K → 25.2M3038-8#11508#11516
25.2M → Finish6098-38#11516#11554
TOTALS25171106+1411
📊

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