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BOSTON MARATHON 2023

Quynh Nguyen

Bib: 12283•F

QC

0:00
0:00
/ mi
Masters
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Overall
#0 / 26622
Gender (Female)
#0 / 11423
Top 39%
Masters (Masters Women)
#0 / 6539
Top 26%
Division (F40-44)
#0 / 1878
Top 46%
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
8:05/mi
25:07
↑ 97↓ 3451.5%
10K· 6.21 mi
8:11/mi
50:33
↑ 79↓ 1380.4%
15K· 9.32 mi
8:14/mi
1:16:09
↑ 67↓ 78
20K· 12.43 mi
8:21/mi
1:42:06
↑ 106↓ 860.1%
Half· 13.11 mi
8:20/mi
1:47:47
↑ 19↓ 370.5%
25K· 15.53 mi
8:22/mi
2:08:05
↑ 66↓ 880.2%
30K· 18.64 mi
8:31/mi
2:34:32
↑ 181↓ 1480.2%
20M
8:28/mi
2:46:02
↑ 64↓ 500.2%
21M
8:40/mi
2:54:42
↑ 106↓ 241.6%
35K· 21.75 mi
8:17/mi
3:00:54
↑ 17↓ 861.7%
23M
8:14/mi
3:11:13
↑ 23↓ 630.6%
24M
8:01/mi
3:19:14
↓ 821.3%
40K· 24.85 mi
8:07/mi
3:26:10
↓ 200.3%
25.2M
8:42/mi
3:29:10
↑ 13↓ 160.2%
Finish· 26.22 mi
7:56/mi
3:37:15
↑ 22↓ 21

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:47:47
Pace8:13 /mi
2nd Half
Distance13.11 mi
Time1:49:28
Pace8:21 /mi
📊Positive Split: 1.6% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:52:3125:078:0525:07
8:05
-
10K
6.21 mi11:17:5750:338:0825:26
8:11
+0:06
15K
9.32 mi11:43:331:16:098:1025:36
8:14
+0:03
20K
12.43 mi12:09:301:42:068:1325:57
8:21
+0:07
Half
13.11 mi12:15:111:47:478:135:41
8:20
-0:01
25K
15.53 mi12:35:292:08:058:1520:18
8:22
+0:02
30K
18.64 mi13:01:562:34:328:1726:27
8:31
+0:09
20M
20.00 mi13:13:262:46:028:1811:30
8:28
-0:03
21M
21.00 mi13:22:062:54:428:198:40
8:40
+0:12
35K
21.75 mi13:28:183:00:548:196:12
8:17
-0:23
23M
23.00 mi13:38:373:11:138:1910:19
8:14
-0:03
24M
24.00 mi13:46:383:19:148:188:01
8:01
-0:13
40K
24.85 mi13:53:343:26:108:186:56
8:07
+0:06
25.2M
25.20 mi13:56:343:29:108:183:00
8:42
+0:35
Finish
26.22 mi14:04:393:37:158:188:05
7:56
-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

7:56 /mi

Average Pace

8:18 /mi

Slowest Pace

8:42 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

1:55:42

53% of race

Time at Steady Pace

1:41:33

47% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 8:17 /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 mi10:52:3125:078:0525:07
8:05
#14602
10K
6.21 mi11:17:5750:338:0825:26
8:11
#15353
15K
9.32 mi11:43:331:16:098:1025:36
8:14
#15612
20K
12.43 mi12:09:301:42:068:1325:57
8:21
#15685
Half
13.11 mi12:15:111:47:478:135:41
8:20
#15732
25K
15.53 mi12:35:292:08:058:1520:18
8:22
#15654
30K
18.64 mi13:01:562:34:328:1726:27
8:31
#15398
20M
20.00 mi13:13:262:46:028:1811:30
8:28
#15245
21M
21.00 mi13:22:062:54:428:198:40
8:40
#15014
35K
21.75 mi13:28:183:00:548:196:12
8:17
#14969
23M
23.00 mi13:38:373:11:138:1910:19
8:14
#14766
24M
24.00 mi13:46:383:19:148:188:01
8:01
#14584
40K
24.85 mi13:53:343:26:108:186:56
8:07
#14444
25.2M
25.20 mi13:56:343:29:108:183:00
8:42
#14377
Finish
26.22 mi14:04:393:37:158:188:05
7:56
#14252
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF40-44Seg. OverallSeg. FemalesSeg. F40-44
5K3.11 mi3.11 mi146024393439316141(Top 61%)5374(Top 47%)5374(Top 286%)
10K6.21 mi3.10 mi15353-7514873-4804873-48016155(Top 61%)5370(Top 47%)5370(Top 286%)
15K9.32 mi3.11 mi15612-2595042-1695042-16916141(Top 61%)5374(Top 47%)5374(Top 286%)
20K12.43 mi3.11 mi15685-735106-645106-6415949(Top 60%)5315(Top 47%)5315(Top 283%)
Half13.11 mi0.68 mi15732-475141-355141-3516671(Top 63%)5682(Top 50%)5682(Top 303%)
25K15.53 mi2.42 mi15654+785120+215120+2115415(Top 58%)5087(Top 45%)5087(Top 271%)
30K18.64 mi3.11 mi15398+2565017+1035017+10314410(Top 54%)4567(Top 40%)4567(Top 243%)
20M20.00 mi1.36 mi15245+1534940+774940+7713440(Top 50%)4100(Top 36%)4100(Top 218%)
21M21.00 mi1.00 mi15014+2314805+1354805+13511504(Top 43%)3155(Top 28%)3155(Top 168%)
35K21.75 mi0.75 mi14969+454796+94796+914050(Top 53%)4586(Top 40%)4586(Top 244%)
23M23.00 mi1.25 mi14766+2034695+1014695+10111502(Top 43%)3264(Top 29%)3264(Top 174%)
24M24.00 mi1.00 mi14584+1824602+934602+9311407(Top 43%)3302(Top 29%)3302(Top 176%)
40K24.85 mi0.85 mi14444+1404542+604542+6010820(Top 41%)3068(Top 27%)3068(Top 163%)
25.2M25.20 mi0.35 mi14377+674510+324510+3210860(Top 41%)3134(Top 27%)3134(Top 167%)
Finish26.22 mi1.02 mi14252+1254459+514459+5111664(Top 44%)3535(Top 31%)3535(Top 188%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 61%
×21story building
+97ft-345ft

Overall

16141

Females

5374

F40-44

5374

5K→10K

3.1 - 6.2 mi

Top 61%
×5story building
+79ft-138ft

Overall

16155

Females

5370

F40-44

5370

10K→15K

6.2 - 9.3 mi

Top 61%
×3story building
+67ft-78ft

Overall

16141

Females

5374

F40-44

5374

15K→20K

9.3 - 12.4 mi

Top 60%
×5story building
+106ft-86ft

Overall

15949

Females

5315

F40-44

5315

20K→Half

12.4 - 13.1 mi

Top 63%
×2story building
+19ft-37ft

Overall

16671

Females

5682

F40-44

5682

Half→25K

13.1 - 15.5 mi

Top 58%
×4story building
+66ft-88ft

Overall

15415

Females

5087

F40-44

5087

25K→30K

15.5 - 18.6 mi

Top 54%
×9story building
+181ft-148ft

Overall

14410

Females

4567

F40-44

4567

30K→20M

18.6 - 20.0 mi

Top 50%
×5story building
+64ft-50ft

Overall

13440

Females

4100

F40-44

4100

20M→21M

20.0 - 21.0 mi

Top 43%
×8story building
+106ft-24ft

Overall

11504

Females

3155

F40-44

3155

21M→35K

21.0 - 21.8 mi

Top 53%
×7story building
+17ft-86ft

Overall

14050

Females

4586

F40-44

4586

35K→23M

21.8 - 23.0 mi

Top 43%
×5story building
+23ft-63ft

Overall

11502

Females

3264

F40-44

3264

23M→24M

23.0 - 24.0 mi

Top 43%
×6story building
+12ft-82ft

Overall

11407

Females

3302

F40-44

3302

24M→40K

24.0 - 24.9 mi

Top 41%
×1story
+6ft-20ft

Overall

10820

Females

3068

F40-44

3068

40K→25.2M

24.9 - 25.2 mi

Top 41%
×1story
+13ft-16ft

Overall

10860

Females

3134

F40-44

3134

25.2M→Finish

25.2 - 26.2 mi

Top 44%
×2story building
+22ft-21ft

Overall

11664

Females

3535

F40-44

3535

Passing Analysis

Category:
Athletes Passed
2059
Passed By
1709
Net Change
+350
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#14602
5K → 10K76827-751#14602#15353
10K → 15K89348-259#15353#15612
15K → 20K157230-73#15612#15685
20K → Half1360-47#15685#15732
Half → 25K16991+78#15732#15654
25K → 30K31862+256#15654#15398
30K → 20M17219+153#15398#15245
20M → 21M2365+231#15245#15014
21M → 35K7227+45#15014#14969
35K → 23M21411+203#14969#14766
23M → 24M1875+182#14766#14584
24M → 40K15010+140#14584#14444
40K → 25.2M692+67#14444#14377
25.2M → Finish13712+125#14377#14252
TOTALS20591709+350
📊

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