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BOSTON MARATHON 2023

Yinghua Huang

Bib: 21146•F

ON

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
9:03/mi
28:07
↑ 97↓ 3451.5%
10K· 6.21 mi
8:47/mi
55:24
↑ 79↓ 1380.4%
15K· 9.32 mi
8:54/mi
1:23:03
↑ 67↓ 78
20K· 12.43 mi
9:17/mi
1:51:52
↑ 106↓ 860.1%
Half· 13.11 mi
9:05/mi
1:58:04
↑ 19↓ 370.5%
25K· 15.53 mi
9:41/mi
2:21:32
↑ 66↓ 880.2%
30K· 18.64 mi
10:08/mi
2:53:00
↑ 181↓ 1480.2%
20M
10:37/mi
3:07:26
↑ 64↓ 500.2%
21M
12:17/mi
3:19:43
↑ 106↓ 241.6%
35K· 21.75 mi
9:40/mi
3:26:57
↑ 17↓ 861.7%
23M
10:48/mi
3:40:28
↑ 23↓ 630.6%
24M
10:32/mi
3:51:00
↓ 821.3%
40K· 24.85 mi
10:47/mi
4:00:13
↓ 200.3%
25.2M
11:59/mi
4:04:21
↑ 13↓ 160.2%
Finish· 26.22 mi
10:37/mi
4:15:10
↑ 22↓ 21

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:58:04
Pace9:00 /mi
2nd Half
Distance13.11 mi
Time2:17:06
Pace10:28 /mi
📊Positive Split: 16.1% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:20:4528:079:0328:07
9:03
-
10K
6.21 mi11:48:0255:248:5527:17
8:47
-0:16
15K
9.32 mi12:15:411:23:038:5527:39
8:54
+0:07
20K
12.43 mi12:44:301:51:529:0028:49
9:17
+0:23
Half
13.11 mi12:50:421:58:049:006:12
9:05
-0:12
25K
15.53 mi13:14:102:21:329:0723:28
9:41
+0:36
30K
18.64 mi13:45:382:53:009:1731:28
10:08
+0:27
20M
20.00 mi14:00:043:07:269:2214:26
10:37
+0:29
21M
21.00 mi14:12:213:19:439:3112:17
12:17
+1:40
35K
21.75 mi14:19:353:26:579:317:14
9:40
-2:37
23M
23.00 mi14:33:063:40:289:3513:31
10:48
+1:08
24M
24.00 mi14:43:383:51:009:3810:32
10:32
-0:16
40K
24.85 mi14:52:514:00:139:409:13
10:47
+0:15
25.2M
25.20 mi14:56:594:04:219:424:08
11:59
+1:12
Finish
26.22 mi15:07:484:15:109:4410:49
10:37
-1:22

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

8:47 /mi

Average Pace

9:44 /mi

Slowest Pace

12:17 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

1:58:04

46% of race

Time at Steady Pace

1:37:57

38% of race

Time at Slower Pace

39:09

15% of race

Average Pace: 9:44 /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 mi11:20:4528:079:0328:07
9:03
#20669
10K
6.21 mi11:48:0255:248:5527:17
8:47
#20291
15K
9.32 mi12:15:411:23:038:5527:39
8:54
#20170
20K
12.43 mi12:44:301:51:529:0028:49
9:17
#20377
Half
13.11 mi12:50:421:58:049:006:12
9:05
#20400
25K
15.53 mi13:14:102:21:329:0723:28
9:41
#20609
30K
18.64 mi13:45:382:53:009:1731:28
10:08
#20751
20M
20.00 mi14:00:043:07:269:2214:26
10:37
#20868
21M
21.00 mi14:12:213:19:439:3112:17
12:17
#21059
35K
21.75 mi14:19:353:26:579:317:14
9:40
#21027
23M
23.00 mi14:33:063:40:289:3513:31
10:48
#21079
24M
24.00 mi14:43:383:51:009:3810:32
10:32
#21126
40K
24.85 mi14:52:514:00:139:409:13
10:47
#21160
25.2M
25.20 mi14:56:594:04:219:424:08
11:59
#21194
Finish
26.22 mi15:07:484:15:109:4410:49
10:37
#21275
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF45-49Seg. OverallSeg. FemalesSeg. F45-49
5K3.11 mi3.11 mi206698210821020052(Top 75%)7713(Top 68%)7713(Top 424%)
10K6.21 mi3.10 mi20291+3787913+2977913+29719851(Top 75%)7611(Top 67%)7611(Top 419%)
15K9.32 mi3.11 mi20170+1217830+837830+8320052(Top 75%)7713(Top 68%)7713(Top 424%)
20K12.43 mi3.11 mi20377-2077932-1027932-10220896(Top 78%)8172(Top 72%)8172(Top 450%)
Half13.11 mi0.68 mi20400-237944-127944-1220826(Top 78%)8150(Top 71%)8150(Top 449%)
25K15.53 mi2.42 mi20609-2098044-1008044-10021393(Top 80%)8495(Top 74%)8495(Top 468%)
30K18.64 mi3.11 mi20751-1428131-878131-8721363(Top 80%)8551(Top 75%)8551(Top 471%)
20M20.00 mi1.36 mi20868-1178218-878218-8721987(Top 83%)8971(Top 79%)8971(Top 494%)
21M21.00 mi1.00 mi21059-1918355-1378355-13723167(Top 87%)9631(Top 84%)9631(Top 530%)
35K21.75 mi0.75 mi21027+328342+138342+1320395(Top 77%)8169(Top 72%)8169(Top 450%)
23M23.00 mi1.25 mi21079-528377-358377-3521962(Top 82%)9049(Top 79%)9049(Top 498%)
24M24.00 mi1.00 mi21126-478417-408417-4022110(Top 83%)9159(Top 80%)9159(Top 504%)
40K24.85 mi0.85 mi21160-348443-268443-2621901(Top 82%)9095(Top 80%)9095(Top 501%)
25.2M25.20 mi0.35 mi21194-348459-168459-1622485(Top 84%)9385(Top 82%)9385(Top 517%)
Finish26.22 mi1.02 mi21275-818511-528511-5223244(Top 87%)9768(Top 86%)9768(Top 538%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 75%
×21story building
+97ft-345ft

Overall

20052

Females

7713

F45-49

7713

5K→10K

3.1 - 6.2 mi

Top 75%
×5story building
+79ft-138ft

Overall

19851

Females

7611

F45-49

7611

10K→15K

6.2 - 9.3 mi

Top 75%
×3story building
+67ft-78ft

Overall

20052

Females

7713

F45-49

7713

15K→20K

9.3 - 12.4 mi

Top 78%
×5story building
+106ft-86ft

Overall

20896

Females

8172

F45-49

8172

20K→Half

12.4 - 13.1 mi

Top 78%
×2story building
+19ft-37ft

Overall

20826

Females

8150

F45-49

8150

Half→25K

13.1 - 15.5 mi

Top 80%
×4story building
+66ft-88ft

Overall

21393

Females

8495

F45-49

8495

25K→30K

15.5 - 18.6 mi

Top 80%
×9story building
+181ft-148ft

Overall

21363

Females

8551

F45-49

8551

30K→20M

18.6 - 20.0 mi

Top 83%
×5story building
+64ft-50ft

Overall

21987

Females

8971

F45-49

8971

20M→21M

20.0 - 21.0 mi

Top 87%
×8story building
+106ft-24ft

Overall

23167

Females

9631

F45-49

9631

21M→35K

21.0 - 21.8 mi

Top 77%
×7story building
+17ft-86ft

Overall

20395

Females

8169

F45-49

8169

35K→23M

21.8 - 23.0 mi

Top 82%
×5story building
+23ft-63ft

Overall

21962

Females

9049

F45-49

9049

23M→24M

23.0 - 24.0 mi

Top 83%
×6story building
+12ft-82ft

Overall

22110

Females

9159

F45-49

9159

24M→40K

24.0 - 24.9 mi

Top 82%
×1story
+6ft-20ft

Overall

21901

Females

9095

F45-49

9095

40K→25.2M

24.9 - 25.2 mi

Top 84%
×1story
+13ft-16ft

Overall

22485

Females

9385

F45-49

9385

25.2M→Finish

25.2 - 26.2 mi

Top 87%
×2story building
+22ft-21ft

Overall

23244

Females

9768

F45-49

9768

Passing Analysis

Category:
Athletes Passed
1321
Passed By
1927
Net Change
-606
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#20669
5K → 10K549171+378#20669#20291
10K → 15K255134+121#20291#20170
15K → 20K96303-207#20170#20377
20K → Half2144-23#20377#20400
Half → 25K40249-209#20400#20609
25K → 30K109251-142#20609#20751
30K → 20M46163-117#20751#20868
20M → 21M17208-191#20868#21059
21M → 35K5321+32#21059#21027
35K → 23M4395-52#21027#21079
23M → 24M3683-47#21079#21126
24M → 40K3367-34#21126#21160
40K → 25.2M1246-34#21160#21194
25.2M → Finish1192-81#21194#21275
TOTALS13211927-606
📊

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