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BOSTON MARATHON 2023

Qing Wei

Bib: 31873•F

IL

0:00
0:00
/ mi
Masters
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Overall
#0 / 26622
Gender (Female)
#0 / 11423
Masters (Masters Women)
#0 / 6539
Division (F45-49)
#0 / 1817
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
9:04/mi
28:11
↑ 97↓ 3451.5%
10K· 6.21 mi
8:47/mi
55:29
↑ 79↓ 1380.4%
15K· 9.32 mi
8:22/mi
1:21:29
↑ 67↓ 78
20K· 12.43 mi
8:36/mi
1:48:12
↑ 106↓ 860.1%
Half· 13.11 mi
8:27/mi
1:53:58
↑ 19↓ 370.5%
25K· 15.53 mi
8:57/mi
2:15:41
↑ 66↓ 880.2%
30K· 18.64 mi
9:29/mi
2:45:10
↑ 181↓ 1480.2%
20M
10:22/mi
2:59:15
↑ 64↓ 500.2%
21M
11:13/mi
3:10:28
↑ 106↓ 241.6%
35K· 21.75 mi
9:47/mi
3:17:47
↑ 17↓ 861.7%
23M
9:36/mi
3:29:48
↑ 23↓ 630.6%
24M
9:30/mi
3:39:18
↓ 821.3%
40K· 24.85 mi
9:14/mi
3:47:12
↓ 200.3%
25.2M
9:34/mi
3:50:30
↑ 13↓ 160.2%
Finish· 26.22 mi
8:09/mi
3:58:48
↑ 22↓ 21

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:53:58
Pace8:42 /mi
2nd Half
Distance13.11 mi
Time2:04:50
Pace9:31 /mi
📊Positive Split: 9.5% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:52:4428:119:0428:11
9:04
-
10K
6.21 mi12:20:0255:298:5627:18
8:47
-0:17
15K
9.32 mi12:46:021:21:298:4526:00
8:22
-0:25
20K
12.43 mi13:12:451:48:128:4226:43
8:36
+0:14
Half
13.11 mi13:18:311:53:588:425:46
8:27
-0:09
25K
15.53 mi13:40:142:15:418:4421:43
8:57
+0:30
30K
18.64 mi14:09:432:45:108:5229:29
9:29
+0:32
20M
20.00 mi14:23:482:59:158:5814:05
10:22
+0:53
21M
21.00 mi14:35:013:10:289:0411:13
11:13
+0:51
35K
21.75 mi14:42:203:17:479:067:19
9:47
-1:26
23M
23.00 mi14:54:213:29:489:0712:01
9:36
-0:11
24M
24.00 mi15:03:513:39:189:089:30
9:30
-0:06
40K
24.85 mi15:11:453:47:129:087:54
9:14
-0:16
25.2M
25.20 mi15:15:033:50:309:093:18
9:34
+0:20
Finish
26.22 mi15:23:213:58:489:078:18
8:09
-1:25

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

8:09 /mi

Average Pace

9:07 /mi

Slowest Pace

11:13 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

1:34:05

39% of race

Time at Steady Pace

1:52:06

47% of race

Time at Slower Pace

32:37

14% of race

Average Pace: 9:06 /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 mi11:52:4428:119:0428:11
9:04
#20754
10K
6.21 mi12:20:0255:298:5627:18
8:47
#20346
15K
9.32 mi12:46:021:21:298:4526:00
8:22
#19291
20K
12.43 mi13:12:451:48:128:4226:43
8:36
#18834
Half
13.11 mi13:18:311:53:588:425:46
8:27
#18759
25K
15.53 mi13:40:142:15:418:4421:43
8:57
#18771
30K
18.64 mi14:09:432:45:108:5229:29
9:29
#18888
20M
20.00 mi14:23:482:59:158:5814:05
10:22
#19185
21M
21.00 mi14:35:013:10:289:0411:13
11:13
#19375
35K
21.75 mi14:42:203:17:479:067:19
9:47
#19436
23M
23.00 mi14:54:213:29:489:0712:01
9:36
#19402
24M
24.00 mi15:03:513:39:189:089:30
9:30
#19401
40K
24.85 mi15:11:453:47:129:087:54
9:14
#19332
25.2M
25.20 mi15:15:033:50:309:093:18
9:34
#19285
Finish
26.22 mi15:23:213:58:489:078:18
8:09
#19095
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF45-49Seg. OverallSeg. FemalesSeg. F45-49
5K3.11 mi3.11 mi207548246824616979(Top 64%)5900(Top 52%)5900(Top 325%)
10K6.21 mi3.10 mi20346+4087947+2997947+29919868(Top 75%)7620(Top 67%)7620(Top 419%)
15K9.32 mi3.11 mi19291+10557312+6357312+63516979(Top 64%)5900(Top 52%)5900(Top 325%)
20K12.43 mi3.11 mi18834+4577021+2917021+29117504(Top 66%)6230(Top 55%)6230(Top 343%)
Half13.11 mi0.68 mi18759+756975+466975+4617526(Top 66%)6209(Top 54%)6209(Top 342%)
25K15.53 mi2.42 mi18771-126993-186993-1818762(Top 70%)6999(Top 61%)6999(Top 385%)
30K18.64 mi3.11 mi18888-1177072-797072-7919406(Top 73%)7420(Top 65%)7420(Top 408%)
20M20.00 mi1.36 mi19185-2977259-1877259-18721427(Top 80%)8653(Top 76%)8653(Top 476%)
21M21.00 mi1.00 mi19375-1907387-1287387-12821307(Top 80%)8621(Top 75%)8621(Top 474%)
35K21.75 mi0.75 mi19436-617426-397426-3920695(Top 78%)8326(Top 73%)8326(Top 458%)
23M23.00 mi1.25 mi19402+347403+237403+2318737(Top 70%)7260(Top 64%)7260(Top 400%)
24M24.00 mi1.00 mi19401+17419-167419-1619226(Top 72%)7575(Top 66%)7575(Top 417%)
40K24.85 mi0.85 mi19332+697387+327387+3217301(Top 65%)6573(Top 58%)6573(Top 362%)
25.2M25.20 mi0.35 mi19285+477364+237364+2315615(Top 59%)5676(Top 50%)5676(Top 312%)
Finish26.22 mi1.02 mi19095+1907263+1017263+10113119(Top 49%)4288(Top 38%)4288(Top 236%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 64%
×21story building
+97ft-345ft

Overall

16979

Females

5900

F45-49

5900

5K→10K

3.1 - 6.2 mi

Top 75%
×5story building
+79ft-138ft

Overall

19868

Females

7620

F45-49

7620

10K→15K

6.2 - 9.3 mi

Top 64%
×3story building
+67ft-78ft

Overall

16979

Females

5900

F45-49

5900

15K→20K

9.3 - 12.4 mi

Top 66%
×5story building
+106ft-86ft

Overall

17504

Females

6230

F45-49

6230

20K→Half

12.4 - 13.1 mi

Top 66%
×2story building
+19ft-37ft

Overall

17526

Females

6209

F45-49

6209

Half→25K

13.1 - 15.5 mi

Top 70%
×4story building
+66ft-88ft

Overall

18762

Females

6999

F45-49

6999

25K→30K

15.5 - 18.6 mi

Top 73%
×9story building
+181ft-148ft

Overall

19406

Females

7420

F45-49

7420

30K→20M

18.6 - 20.0 mi

Top 80%
×5story building
+64ft-50ft

Overall

21427

Females

8653

F45-49

8653

20M→21M

20.0 - 21.0 mi

Top 80%
×8story building
+106ft-24ft

Overall

21307

Females

8621

F45-49

8621

21M→35K

21.0 - 21.8 mi

Top 78%
×7story building
+17ft-86ft

Overall

20695

Females

8326

F45-49

8326

35K→23M

21.8 - 23.0 mi

Top 70%
×5story building
+23ft-63ft

Overall

18737

Females

7260

F45-49

7260

23M→24M

23.0 - 24.0 mi

Top 72%
×6story building
+12ft-82ft

Overall

19226

Females

7575

F45-49

7575

24M→40K

24.0 - 24.9 mi

Top 65%
×1story
+6ft-20ft

Overall

17301

Females

6573

F45-49

6573

40K→25.2M

24.9 - 25.2 mi

Top 59%
×1story
+13ft-16ft

Overall

15615

Females

5676

F45-49

5676

25.2M→Finish

25.2 - 26.2 mi

Top 49%
×2story building
+22ft-21ft

Overall

13119

Females

4288

F45-49

4288

Passing Analysis

Category:
Athletes Passed
3014
Passed By
1355
Net Change
+1659
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#20754
5K → 10K569161+408#20754#20346
10K → 15K10605+1055#20346#19291
15K → 20K48528+457#19291#18834
20K → Half772+75#18834#18759
Half → 25K113125-12#18759#18771
25K → 30K143260-117#18771#18888
30K → 20M25322-297#18888#19185
20M → 21M35225-190#19185#19375
21M → 35K2485-61#19375#19436
35K → 23M9258+34#19436#19402
23M → 24M5655+1#19402#19401
24M → 40K8819+69#19401#19332
40K → 25.2M558+47#19332#19285
25.2M → Finish1922+190#19285#19095
TOTALS30141355+1659
📊

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