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BOSTON MARATHON 2023

Chew Peng Hee

Bib: 18945•F

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0:00
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Overall
#0 / 26622
Gender (Female)
#0 / 11423
Top 45%
Division (F18-39)
#0 / 4884
Race Day Weather
49°/39°F
light intensity drizzle

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
26:10
Rank: #17042
Start → 5K
26:10 | 8:25/mi
10K· 6.21 mi
53:36
Rank: #18669 (-1627)
5K → 10K
27:26 | 8:50/mi
15K· 9.32 mi
1:19:34
Rank: #18088 (+581)
10K → 15K
25:58 | 8:21/mi
20K· 12.43 mi
1:45:36
Rank: #17546 (+542)
15K → 20K
26:02 | 8:23/mi
Half· 13.11 mi
1:51:11
Rank: #17431 (+115)
20K → Half
5:35 | 8:11/mi
25K· 15.53 mi
2:11:38
Rank: #17181 (+250)
Half → 25K
20:27 | 8:26/mi
30K· 18.64 mi
2:38:18
Rank: #16726 (+455)
25K → 30K
26:40 | 8:35/mi
20M
2:50:14
Rank: #16607 (+119)
30K → 20M
11:56 | 8:47/mi
21M
2:59:14
Rank: #16398 (+209)
20M → 21M
9:00 | 9:00/mi
35K· 21.75 mi
3:05:24
Rank: #16304 (+94)
21M → 35K
6:10 | 8:15/mi
23M
3:15:56
Rank: #16081 (+223)
35K → 23M
10:32 | 8:25/mi
24M
3:24:08
Rank: #15906 (+175)
23M → 24M
8:12 | 8:12/mi
40K· 24.85 mi
3:31:09
Rank: #15740 (+166)
24M → 40K
7:01 | 8:12/mi
25.2M
3:34:10
Rank: #15669 (+71)
40K → 25.2M
3:01 | 8:45/mi
Finish· 26.22 mi
3:42:04
Rank: #15462 (+207)
25.2M → Finish
7:54 | 7:45/mi

The Course

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Half Splits

1st Half· via Half⚖️ Balanced
Distance13.11 mi
Time1:51:11
Pace8:29 /mi
2nd Half⚖️ Balanced
Distance13.11 mi
Time1:50:53
Pace8:28 /mi
📊Even Split: Consistent pacing between halves

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:20:4326:108:2526:10
8:25
-
10K
6.21 mi11:48:0953:368:3827:26
8:50
+0:25
15K
9.32 mi12:14:071:19:348:3225:58
8:21
-0:29
20K
12.43 mi12:40:091:45:368:3026:02
8:23
+0:02
Half
13.11 mi12:45:441:51:118:295:35
8:11
-0:12
25K
15.53 mi13:06:112:11:388:2820:27
8:26
+0:15
30K
18.64 mi13:32:512:38:188:3026:40
8:35
+0:09
20M
20.00 mi13:44:472:50:148:3111:56
8:47
+0:12
21M
21.00 mi13:53:472:59:148:329:00
9:00
+0:13
35K
21.75 mi13:59:573:05:248:316:10
8:15
-0:45
23M
23.00 mi14:10:293:15:568:3110:32
8:25
+0:10
24M
24.00 mi14:18:413:24:088:308:12
8:12
-0:13
40K
24.85 mi14:25:423:31:098:307:01
8:12
0:00
25.2M
25.20 mi14:28:433:34:108:303:01
8:45
+0:33
Finish
26.22 mi14:36:373:42:048:297:54
7:45
-1:00

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

7:45 /mi

Average Pace

8:29 /mi

Slowest Pace

9:00 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:24:01

65% of race

Time at Steady Pace

1:18:03

35% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 8:28 /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 mi11:20:4326:108:2526:10
8:25
#17042
10K
6.21 mi11:48:0953:368:3827:26
8:50
#18669
15K
9.32 mi12:14:071:19:348:3225:58
8:21
#18088
20K
12.43 mi12:40:091:45:368:3026:02
8:23
#17546
Half
13.11 mi12:45:441:51:118:295:35
8:11
#17431
25K
15.53 mi13:06:112:11:388:2820:27
8:26
#17181
30K
18.64 mi13:32:512:38:188:3026:40
8:35
#16726
20M
20.00 mi13:44:472:50:148:3111:56
8:47
#16607
21M
21.00 mi13:53:472:59:148:329:00
9:00
#16398
35K
21.75 mi13:59:573:05:248:316:10
8:15
#16304
23M
23.00 mi14:10:293:15:568:3110:32
8:25
#16081
24M
24.00 mi14:18:413:24:088:308:12
8:12
#15906
40K
24.85 mi14:25:423:31:098:307:01
8:12
#15740
25.2M
25.20 mi14:28:433:34:108:303:01
8:45
#15669
Finish
26.22 mi14:36:373:42:048:297:54
7:45
#15462
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF18-39Seg. OverallSeg. FemalesSeg. F18-39
5K3.11 mi3.11 mi170425956595616908(Top 64%)5850(Top 51%)5850(Top 120%)
10K6.21 mi3.10 mi18669-16276923-9676923-96720082(Top 75%)7739(Top 68%)7739(Top 158%)
15K9.32 mi3.11 mi18088+5816574+3496574+34916908(Top 64%)5850(Top 51%)5850(Top 120%)
20K12.43 mi3.11 mi17546+5426245+3296245+32916125(Top 61%)5427(Top 48%)5427(Top 111%)
Half13.11 mi0.68 mi17431+1156176+696176+6915741(Top 59%)5147(Top 45%)5147(Top 105%)
25K15.53 mi2.42 mi17181+2506050+1266050+12615811(Top 59%)5321(Top 47%)5321(Top 109%)
30K18.64 mi3.11 mi16726+4555813+2375813+23714832(Top 56%)4837(Top 42%)4837(Top 99%)
20M20.00 mi1.36 mi16607+1195761+525761+5215330(Top 58%)5179(Top 45%)5179(Top 106%)
21M21.00 mi1.00 mi16398+2095650+1115650+11113451(Top 51%)4196(Top 37%)4196(Top 86%)
35K21.75 mi0.75 mi16304+945604+465604+4613808(Top 52%)4471(Top 39%)4471(Top 92%)
23M23.00 mi1.25 mi16081+2235500+1045500+10412705(Top 48%)3918(Top 34%)3918(Top 80%)
24M24.00 mi1.00 mi15906+1755417+835417+8312655(Top 48%)3955(Top 35%)3955(Top 81%)
40K24.85 mi0.85 mi15740+1665326+915326+9111464(Top 43%)3412(Top 30%)3412(Top 70%)
25.2M25.20 mi0.35 mi15669+715286+405286+4011146(Top 42%)3304(Top 29%)3304(Top 68%)
Finish26.22 mi1.02 mi15462+2075185+1015185+10110373(Top 39%)2890(Top 25%)2890(Top 59%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 64%
×21stories
+97ft-345ft

Overall

16908

Females

5850

F18-39

5850

5K→10K

3.1 - 6.2 mi

Top 75%
×5stories
+79ft-138ft

Overall

20082

Females

7739

F18-39

7739

10K→15K

6.2 - 9.3 mi

Top 64%
×3stories
+67ft-78ft

Overall

16908

Females

5850

F18-39

5850

15K→20K

9.3 - 12.4 mi

Top 61%
×5stories
+106ft-86ft

Overall

16125

Females

5427

F18-39

5427

20K→Half

12.4 - 13.1 mi

Top 59%
×2stories
+19ft-37ft

Overall

15741

Females

5147

F18-39

5147

Half→25K

13.1 - 15.5 mi

Top 59%
×4stories
+66ft-88ft

Overall

15811

Females

5321

F18-39

5321

25K→30K

15.5 - 18.6 mi

Top 56%
×9stories
+181ft-148ft

Overall

14832

Females

4837

F18-39

4837

30K→20M

18.6 - 20.0 mi

Top 58%
×5stories
+64ft-50ft

Overall

15330

Females

5179

F18-39

5179

20M→21M

20.0 - 21.0 mi

Top 51%
×8stories
+106ft-24ft

Overall

13451

Females

4196

F18-39

4196

21M→35K

21.0 - 21.8 mi

Top 52%
×7stories
+17ft-86ft

Overall

13808

Females

4471

F18-39

4471

35K→23M

21.8 - 23.0 mi

Top 48%
×5stories
+23ft-63ft

Overall

12705

Females

3918

F18-39

3918

23M→24M

23.0 - 24.0 mi

Top 48%
×6stories
+12ft-82ft

Overall

12655

Females

3955

F18-39

3955

24M→40K

24.0 - 24.9 mi

Top 43%
×1story
+6ft-20ft

Overall

11464

Females

3412

F18-39

3412

40K→25.2M

24.9 - 25.2 mi

Top 42%
×1story
+13ft-16ft

Overall

11146

Females

3304

F18-39

3304

25.2M→Finish

25.2 - 26.2 mi

Top 39%
×2stories
+22ft-21ft

Overall

10373

Females

2890

F18-39

2890

Passing Analysis

Category:
Athletes Passed
3380
Passed By
1800
Net Change
+1580
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#17042
5K → 10K241651-1627#17042#18669
10K → 15K60726+581#18669#18088
15K → 20K56018+542#18088#17546
20K → Half1205+115#17546#17431
Half → 25K27323+250#17431#17181
25K → 30K4594+455#17181#16726
30K → 20M14829+119#16726#16607
20M → 21M2167+209#16607#16398
21M → 35K1017+94#16398#16304
35K → 23M2307+223#16304#16081
23M → 24M18611+175#16081#15906
24M → 40K1726+166#15906#15740
40K → 25.2M732+71#15740#15669
25.2M → Finish2114+207#15669#15462
TOTALS33801800+1580
📊

Passing Visuals

Category:
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🔥Passing Intensity

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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