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BOSTON MARATHON 2024

Lynnette Nguyen

Bib: 18455•F

OR

0:00
0:00
/ mi
Masters
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Overall
#0 / 25550
Top 48%
Gender (Female)
#0 / 10924
Top 35%
Masters (Masters Women)
#0 / 6263
Top 23%
Division (F50-54)
#0 / 1187
Top 16%
Race Day Weather
55°/45°F
scattered clouds

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
25:17
Rank: #15635
Start → 5K
25:17 | 8:08/mi
10K· 6.21 mi
50:33
Rank: #15361 (+274)
5K → 10K
25:16 | 8:08/mi
15K· 9.32 mi
1:15:40
Rank: #14835 (+526)
10K → 15K
25:07 | 8:05/mi
20K· 12.43 mi
1:41:03
Rank: #14275 (+560)
15K → 20K
25:23 | 8:10/mi
Half· 13.11 mi
1:46:28
Rank: #14152 (+123)
20K → Half
5:25 | 7:56/mi
25K· 15.53 mi
2:06:17
Rank: #13618 (+534)
Half → 25K
19:49 | 8:10/mi
30K· 18.64 mi
2:32:31
Rank: #12848 (+770)
25K → 30K
26:14 | 8:27/mi
20M
2:44:20
Rank: #12609 (+239)
30K → 20M
11:49 | 8:42/mi
21M
2:53:44
Rank: #12444 (+165)
20M → 21M
9:24 | 9:24/mi
35K· 21.75 mi
3:00:20
Rank: #12435 (+9)
21M → 35K
6:36 | 8:49/mi
23M
3:11:30
Rank: #12260 (+175)
35K → 23M
11:10 | 8:55/mi
24M
3:20:22
Rank: #12197 (+63)
23M → 24M
8:52 | 8:52/mi
40K· 24.85 mi
3:28:17
Rank: #12166 (+31)
24M → 40K
7:55 | 9:16/mi
25.2M
3:31:49
Rank: #12148 (+18)
40K → 25.2M
3:32 | 10:15/mi
Finish· 26.22 mi
3:41:15
Rank: #12272 (-124)
25.2M → Finish
9:26 | 9:15/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:46:28
Pace8:07 /mi
2nd Half
Distance13.11 mi
Time1:54:47
Pace8:45 /mi
📊Positive Split: 7.8% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:18:3925:178:0825:17
8:08
-
10K
6.21 mi11:43:5550:338:0825:16
8:08
0:00
15K
9.32 mi12:09:021:15:408:0725:07
8:05
-0:03
20K
12.43 mi12:34:251:41:038:0825:23
8:10
+0:05
Half
13.11 mi12:39:501:46:288:075:25
7:56
-0:14
25K
15.53 mi12:59:392:06:178:0819:49
8:10
+0:14
30K
18.64 mi13:25:532:32:318:1126:14
8:27
+0:17
20M
20.00 mi13:37:422:44:208:1311:49
8:42
+0:15
21M
21.00 mi13:47:062:53:448:169:24
9:24
+0:42
35K
21.75 mi13:53:423:00:208:186:36
8:49
-0:35
23M
23.00 mi14:04:523:11:308:2011:10
8:55
+0:06
24M
24.00 mi14:13:443:20:228:218:52
8:52
-0:03
40K
24.85 mi14:21:393:28:178:237:55
9:16
+0:24
25.2M
25.20 mi14:25:113:31:498:243:32
10:15
+0:59
Finish
26.22 mi14:34:373:41:158:279:26
9:15
-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

7:56 /mi

Average Pace

8:27 /mi

Slowest Pace

10:15 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:06:17

57% of race

Time at Steady Pace

1:04:41

29% of race

Time at Slower Pace

30:17

14% of race

Average Pace: 8:26 /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 mi11:18:3925:178:0825:17
8:08
#15635
10K
6.21 mi11:43:5550:338:0825:16
8:08
#15361
15K
9.32 mi12:09:021:15:408:0725:07
8:05
#14835
20K
12.43 mi12:34:251:41:038:0825:23
8:10
#14275
Half
13.11 mi12:39:501:46:288:075:25
7:56
#14152
25K
15.53 mi12:59:392:06:178:0819:49
8:10
#13618
30K
18.64 mi13:25:532:32:318:1126:14
8:27
#12848
20M
20.00 mi13:37:422:44:208:1311:49
8:42
#12609
21M
21.00 mi13:47:062:53:448:169:24
9:24
#12444
35K
21.75 mi13:53:423:00:208:186:36
8:49
#12435
23M
23.00 mi14:04:523:11:308:2011:10
8:55
#12260
24M
24.00 mi14:13:443:20:228:218:52
8:52
#12197
40K
24.85 mi14:21:393:28:178:237:55
9:16
#12166
25.2M
25.20 mi14:25:113:31:498:243:32
10:15
#12148
Finish
26.22 mi14:34:373:41:158:279:26
9:15
#12272
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF50-54Seg. OverallSeg. FemalesSeg. F50-54
5K3.11 mi3.11 mi156355343534314008(Top 55%)4365(Top 40%)4365(Top 368%)
10K6.21 mi3.10 mi15361+2745160+1835160+18315112(Top 59%)4993(Top 46%)4993(Top 421%)
15K9.32 mi3.11 mi14835+5264840+3204840+32014008(Top 55%)4365(Top 40%)4365(Top 368%)
20K12.43 mi3.11 mi14275+5604525+3154525+31512959(Top 51%)3825(Top 35%)3825(Top 322%)
Half13.11 mi0.68 mi14152+1234460+654460+6512392(Top 49%)3547(Top 32%)3547(Top 299%)
25K15.53 mi2.42 mi13618+5344164+2964164+29611222(Top 44%)3083(Top 28%)3083(Top 260%)
30K18.64 mi3.11 mi12848+7703818+3463818+34610366(Top 41%)2880(Top 26%)2880(Top 243%)
20M20.00 mi1.36 mi12609+2393750+683750+6810547(Top 41%)3235(Top 30%)3235(Top 273%)
21M21.00 mi1.00 mi12444+1653713+373713+3710390(Top 41%)3429(Top 31%)3429(Top 289%)
35K21.75 mi0.75 mi12435+93754-413754-4112462(Top 49%)4510(Top 41%)4510(Top 380%)
23M23.00 mi1.25 mi12260+1753719+353719+3510755(Top 42%)3779(Top 35%)3779(Top 318%)
24M24.00 mi1.00 mi12197+633739-203739-2011481(Top 45%)4149(Top 38%)4149(Top 350%)
40K24.85 mi0.85 mi12166+313759-203759-2012067(Top 47%)4564(Top 42%)4564(Top 384%)
25.2M25.20 mi0.35 mi12148+183768-93768-911921(Top 47%)4552(Top 42%)4552(Top 383%)
Finish26.22 mi1.02 mi12272-1243872-1043872-10415396(Top 60%)6197(Top 57%)6197(Top 522%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 55%
×21stories
+97ft-345ft

Overall

14008

Females

4365

F50-54

4365

5K→10K

3.1 - 6.2 mi

Top 59%
×5stories
+79ft-138ft

Overall

15112

Females

4993

F50-54

4993

10K→15K

6.2 - 9.3 mi

Top 55%
×3stories
+67ft-78ft

Overall

14008

Females

4365

F50-54

4365

15K→20K

9.3 - 12.4 mi

Top 51%
×5stories
+106ft-86ft

Overall

12959

Females

3825

F50-54

3825

20K→Half

12.4 - 13.1 mi

Top 49%
×2stories
+19ft-37ft

Overall

12392

Females

3547

F50-54

3547

Half→25K

13.1 - 15.5 mi

Top 44%
×4stories
+66ft-88ft

Overall

11222

Females

3083

F50-54

3083

25K→30K

15.5 - 18.6 mi

Top 41%
×9stories
+181ft-148ft

Overall

10366

Females

2880

F50-54

2880

30K→20M

18.6 - 20.0 mi

Top 41%
×5stories
+64ft-50ft

Overall

10547

Females

3235

F50-54

3235

20M→21M

20.0 - 21.0 mi

Top 41%
×8stories
+106ft-24ft

Overall

10390

Females

3429

F50-54

3429

21M→35K

21.0 - 21.8 mi

Top 49%
×7stories
+17ft-86ft

Overall

12462

Females

4510

F50-54

4510

35K→23M

21.8 - 23.0 mi

Top 42%
×5stories
+23ft-63ft

Overall

10755

Females

3779

F50-54

3779

23M→24M

23.0 - 24.0 mi

Top 45%
×6stories
+12ft-82ft

Overall

11481

Females

4149

F50-54

4149

24M→40K

24.0 - 24.9 mi

Top 47%
×1story
+6ft-20ft

Overall

12067

Females

4564

F50-54

4564

40K→25.2M

24.9 - 25.2 mi

Top 47%
×1story
+13ft-16ft

Overall

11921

Females

4552

F50-54

4552

25.2M→Finish

25.2 - 26.2 mi

Top 60%
×2stories
+22ft-21ft

Overall

15396

Females

6197

F50-54

6197

Passing Analysis

Category:
Athletes Passed
4121
Passed By
758
Net Change
+3363
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#15635
5K → 10K433159+274#15635#15361
10K → 15K56438+526#15361#14835
15K → 20K58727+560#14835#14275
20K → Half1252+123#14275#14152
Half → 25K54410+534#14152#13618
25K → 30K78414+770#13618#12848
30K → 20M26829+239#12848#12609
20M → 21M20944+165#12609#12444
21M → 35K7566+9#12444#12435
35K → 23M22550+175#12435#12260
23M → 24M12764+63#12260#12197
24M → 40K9261+31#12197#12166
40K → 25.2M4527+18#12166#12148
25.2M → Finish43167-124#12148#12272
TOTALS4121758+3363
📊

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