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BOSTON MARATHON 2023

Lindy Zeng

Bib: 6212•F

CA

0:00
0:00
/ mi
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Overall
#0 / 26622
Top 14%
Gender (Female)
#0 / 11423
Top 2%
Division (F18-39)
#0 / 4884
Top 4%
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
6:47/mi
21:03
↑ 97↓ 3451.5%
10K· 6.21 mi
6:43/mi
41:56
↑ 79↓ 1380.4%
15K· 9.32 mi
6:45/mi
1:02:55
↑ 67↓ 78
20K· 12.43 mi
6:50/mi
1:24:08
↑ 106↓ 860.1%
Half· 13.11 mi
6:45/mi
1:28:44
↑ 19↓ 370.5%
25K· 15.53 mi
6:52/mi
1:45:22
↑ 66↓ 880.2%
30K· 18.64 mi
7:01/mi
2:07:09
↑ 181↓ 1480.2%
20M
6:59/mi
2:16:39
↑ 64↓ 500.2%
21M
7:22/mi
2:24:01
↑ 106↓ 241.6%
35K· 21.75 mi
6:45/mi
2:29:04
↑ 17↓ 861.7%
23M
6:47/mi
2:37:34
↑ 23↓ 630.6%
24M
6:28/mi
2:44:02
↓ 821.3%
40K· 24.85 mi
6:36/mi
2:49:41
↓ 200.3%
25.2M
7:06/mi
2:52:08
↑ 13↓ 160.2%
Finish· 26.22 mi
6:20/mi
2:58:35
↑ 22↓ 21

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:28:44
Pace6:46 /mi
2nd Half
Distance13.11 mi
Time1:29:51
Pace6:51 /mi
📊Positive Split: 1.3% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:24:5521:036:4721:03
6:47
-
10K
6.21 mi10:45:4841:566:4520:53
6:43
-0:04
15K
9.32 mi11:06:471:02:556:4520:59
6:45
+0:02
20K
12.43 mi11:28:001:24:086:4621:13
6:50
+0:05
Half
13.11 mi11:32:361:28:446:464:36
6:45
-0:05
25K
15.53 mi11:49:141:45:226:4716:38
6:52
+0:07
30K
18.64 mi12:11:012:07:096:4921:47
7:01
+0:09
20M
20.00 mi12:20:312:16:396:509:30
6:59
-0:02
21M
21.00 mi12:27:532:24:016:517:22
7:22
+0:23
35K
21.75 mi12:32:562:29:046:515:03
6:45
-0:37
23M
23.00 mi12:41:262:37:346:518:30
6:47
+0:02
24M
24.00 mi12:47:542:44:026:506:28
6:28
-0:19
40K
24.85 mi12:53:332:49:416:505:39
6:36
+0:08
25.2M
25.20 mi12:56:002:52:086:502:27
7:06
+0:30
Finish
26.22 mi13:02:272:58:356:496:27
6:20
-0:46

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

6:20 /mi

Average Pace

6:49 /mi

Slowest Pace

7:22 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:17:29

77% of race

Time at Steady Pace

41:06

23% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 6:49 /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 mi10:24:5521:036:4721:03
6:47
#4447
10K
6.21 mi10:45:4841:566:4520:53
6:43
#4474
15K
9.32 mi11:06:471:02:556:4520:59
6:45
#4521
20K
12.43 mi11:28:001:24:086:4621:13
6:50
#4556
Half
13.11 mi11:32:361:28:446:464:36
6:45
#4554
25K
15.53 mi11:49:141:45:226:4716:38
6:52
#4532
30K
18.64 mi12:11:012:07:096:4921:47
7:01
#4495
20M
20.00 mi12:20:312:16:396:509:30
6:59
#4449
21M
21.00 mi12:27:532:24:016:517:22
7:22
#4391
35K
21.75 mi12:32:562:29:046:515:03
6:45
#4347
23M
23.00 mi12:41:262:37:346:518:30
6:47
#4194
24M
24.00 mi12:47:542:44:026:506:28
6:28
#4044
40K
24.85 mi12:53:332:49:416:505:39
6:36
#3913
25.2M
25.20 mi12:56:002:52:086:502:27
7:06
#3859
Finish
26.22 mi13:02:272:58:356:496:27
6:20
#3694
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF18-39Seg. OverallSeg. FemalesSeg. F18-39
5K3.11 mi3.11 mi44472892894673(Top 18%)304(Top 3%)304(Top 6%)
10K6.21 mi3.10 mi4474-27284+5284+54580(Top 17%)299(Top 3%)299(Top 6%)
15K9.32 mi3.11 mi4521-47293-9293-94673(Top 18%)304(Top 3%)304(Top 6%)
20K12.43 mi3.11 mi4556-35297-4297-44732(Top 18%)325(Top 3%)325(Top 7%)
Half13.11 mi0.68 mi4554+2299-2299-24842(Top 18%)336(Top 3%)336(Top 7%)
25K15.53 mi2.42 mi4532+22295+4295+44680(Top 18%)324(Top 3%)324(Top 7%)
30K18.64 mi3.11 mi4495+37290+5290+54432(Top 17%)315(Top 3%)315(Top 6%)
20M20.00 mi1.36 mi4449+46291-1291-13998(Top 15%)284(Top 2%)284(Top 6%)
21M21.00 mi1.00 mi4391+58285+6285+64002(Top 15%)308(Top 3%)308(Top 6%)
35K21.75 mi0.75 mi4347+44284+1284+13926(Top 15%)308(Top 3%)308(Top 6%)
23M23.00 mi1.25 mi4194+153265+19265+192632(Top 10%)161(Top 1%)161(Top 3%)
24M24.00 mi1.00 mi4044+150253+12253+121992(Top 7%)123(Top 1%)123(Top 3%)
40K24.85 mi0.85 mi3913+131246+7246+71984(Top 7%)128(Top 1%)128(Top 3%)
25.2M25.20 mi0.35 mi3859+54236+10236+102195(Top 8%)153(Top 1%)153(Top 3%)
Finish26.22 mi1.02 mi3694+165221+15221+151767(Top 7%)108(Top 0.9%)108(Top 2%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 18%
×21story building
+97ft-345ft

Overall

4673

Females

304

F18-39

304

5K→10K

3.1 - 6.2 mi

Top 17%
×5story building
+79ft-138ft

Overall

4580

Females

299

F18-39

299

10K→15K

6.2 - 9.3 mi

Top 18%
×3story building
+67ft-78ft

Overall

4673

Females

304

F18-39

304

15K→20K

9.3 - 12.4 mi

Top 18%
×5story building
+106ft-86ft

Overall

4732

Females

325

F18-39

325

20K→Half

12.4 - 13.1 mi

Top 18%
×2story building
+19ft-37ft

Overall

4842

Females

336

F18-39

336

Half→25K

13.1 - 15.5 mi

Top 18%
×4story building
+66ft-88ft

Overall

4680

Females

324

F18-39

324

25K→30K

15.5 - 18.6 mi

Top 17%
×9story building
+181ft-148ft

Overall

4432

Females

315

F18-39

315

30K→20M

18.6 - 20.0 mi

Top 15%
×5story building
+64ft-50ft

Overall

3998

Females

284

F18-39

284

20M→21M

20.0 - 21.0 mi

Top 15%
×8story building
+106ft-24ft

Overall

4002

Females

308

F18-39

308

21M→35K

21.0 - 21.8 mi

Top 15%
×7story building
+17ft-86ft

Overall

3926

Females

308

F18-39

308

35K→23M

21.8 - 23.0 mi

Top 10%
×5story building
+23ft-63ft

Overall

2632

Females

161

F18-39

161

23M→24M

23.0 - 24.0 mi

Top 7%
×6story building
+12ft-82ft

Overall

1992

Females

123

F18-39

123

24M→40K

24.0 - 24.9 mi

Top 7%
×1story
+6ft-20ft

Overall

1984

Females

128

F18-39

128

40K→25.2M

24.9 - 25.2 mi

Top 8%
×1story
+13ft-16ft

Overall

2195

Females

153

F18-39

153

25.2M→Finish

25.2 - 26.2 mi

Top 7%
×2story building
+22ft-21ft

Overall

1767

Females

108

F18-39

108

Passing Analysis

Category:
Athletes Passed
1570
Passed By
817
Net Change
+753
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#4447
5K → 10K199226-27#4447#4474
10K → 15K103150-47#4474#4521
15K → 20K89124-35#4521#4556
20K → Half2523+2#4556#4554
Half → 25K9573+22#4554#4532
25K → 30K145108+37#4532#4495
30K → 20M8438+46#4495#4449
20M → 21M9032+58#4449#4391
21M → 35K6319+44#4391#4347
35K → 23M1585+153#4347#4194
23M → 24M1533+150#4194#4044
24M → 40K1365+131#4044#3913
40K → 25.2M628+54#3913#3859
25.2M → Finish1683+165#3859#3694
TOTALS1570817+753
📊

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