Boston Marathon logo
BOSTON MARATHON 2024

Fey Lieng Njoo

Bib: 27767•F

0:00
0:00
/ mi
Masters
Be the first to cheer!
Overall
#0 / 25550
Gender (Female)
#0 / 10924
Masters (Masters Women)
#0 / 6263
Division (F55-59)
#0 / 876
Race Day Weather
55°/45°F
scattered clouds

⏱️ 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
10:09/mi
31:31
↑ 97↓ 3451.5%
10K· 6.21 mi
10:16/mi
1:03:25
↑ 79↓ 1380.4%
15K· 9.32 mi
10:31/mi
1:36:04
↑ 67↓ 78
20K· 12.43 mi
10:16/mi
2:07:59
↑ 106↓ 860.1%
Half· 13.11 mi
9:55/mi
2:14:45
↑ 19↓ 370.5%
25K· 15.53 mi
10:29/mi
2:40:10
↑ 66↓ 880.2%
30K· 18.64 mi
10:48/mi
3:13:43
↑ 181↓ 1480.2%
20M
10:47/mi
3:28:22
↑ 64↓ 500.2%
21M
11:39/mi
3:40:01
↑ 106↓ 241.6%
35K· 21.75 mi
9:40/mi
3:47:15
↑ 17↓ 861.7%
23M
10:20/mi
4:00:11
↑ 23↓ 630.6%
24M
10:23/mi
4:10:34
↓ 821.3%
40K· 24.85 mi
10:26/mi
4:19:29
↓ 200.3%
25.2M
12:28/mi
4:23:47
↑ 13↓ 160.2%
Finish· 26.22 mi
9:56/mi
4:33:54
↑ 22↓ 21

The Course

Is this your race?

Claim it — unlock a deeper AI report on this race, free

A personalized Race Performance Report that goes beyond this page — emailed to you, built from your real splits.

Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time2:14:45
Pace10:17 /mi
2nd Half
Distance13.11 mi
Time2:19:09
Pace10:37 /mi
📊Positive Split: 3.3% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:50:5231:3110:0931:31
10:09
-
10K
6.21 mi12:22:461:03:2510:1231:54
10:16
+0:07
15K
9.32 mi12:55:251:36:0410:1832:39
10:31
+0:15
20K
12.43 mi13:27:202:07:5910:1831:55
10:16
-0:15
Half
13.11 mi13:34:062:14:4510:176:46
9:55
-0:21
25K
15.53 mi13:59:312:40:1010:1925:25
10:29
+0:34
30K
18.64 mi14:33:043:13:4310:2433:33
10:48
+0:19
20M
20.00 mi14:47:433:28:2210:2514:39
10:47
-0:01
21M
21.00 mi14:59:223:40:0110:2911:39
11:39
+0:52
35K
21.75 mi15:06:363:47:1510:277:14
9:40
-1:59
23M
23.00 mi15:19:324:00:1110:2712:56
10:20
+0:40
24M
24.00 mi15:29:554:10:3410:2610:23
10:23
+0:03
40K
24.85 mi15:38:504:19:2910:268:55
10:26
+0:03
25.2M
25.20 mi15:43:084:23:4710:284:18
12:28
+2:02
Finish
26.22 mi15:53:154:33:5410:2710:07
9:56
-2:32

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

9:40 /mi

Average Pace

10:27 /mi

Slowest Pace

12:28 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

24:07

9% of race

Time at Steady Pace

3:05:38

68% of race

Time at Slower Pace

1:04:09

23% of race

Average Pace: 10:27 /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 mi11:50:5231:3110:0931:31
10:09
#23312
10K
6.21 mi12:22:461:03:2510:1231:54
10:16
#23222
15K
9.32 mi12:55:251:36:0410:1832:39
10:31
#23143
20K
12.43 mi13:27:202:07:5910:1831:55
10:16
#22626
Half
13.11 mi13:34:062:14:4510:176:46
9:55
#22569
25K
15.53 mi13:59:312:40:1010:1925:25
10:29
#22230
30K
18.64 mi14:33:043:13:4310:2433:33
10:48
#21730
20M
20.00 mi14:47:433:28:2210:2514:39
10:47
#21485
21M
21.00 mi14:59:223:40:0110:2911:39
11:39
#21299
35K
21.75 mi15:06:363:47:1510:277:14
9:40
#21129
23M
23.00 mi15:19:324:00:1110:2712:56
10:20
#20907
24M
24.00 mi15:29:554:10:3410:2610:23
10:23
#20753
40K
24.85 mi15:38:504:19:2910:268:55
10:26
#20613
25.2M
25.20 mi15:43:084:23:4710:284:18
12:28
#20574
Finish
26.22 mi15:53:154:33:5410:2710:07
9:56
#20481
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF55-59Seg. OverallSeg. FemalesSeg. F55-59
5K3.11 mi3.11 mi233129559955922945(Top 90%)9395(Top 86%)9395(Top 1072%)
10K6.21 mi3.10 mi23222+909528+319528+3123099(Top 90%)9482(Top 87%)9482(Top 1082%)
15K9.32 mi3.11 mi23143+799494+349494+3422945(Top 90%)9395(Top 86%)9395(Top 1072%)
20K12.43 mi3.11 mi22626+5179219+2759219+27521175(Top 83%)8454(Top 77%)8454(Top 965%)
Half13.11 mi0.68 mi22569+579197+229197+2221279(Top 83%)8553(Top 78%)8553(Top 976%)
25K15.53 mi2.42 mi22230+3399043+1549043+15420381(Top 80%)8127(Top 74%)8127(Top 928%)
30K18.64 mi3.11 mi21730+5008836+2078836+20719519(Top 76%)7863(Top 72%)7863(Top 898%)
20M20.00 mi1.36 mi21485+2458727+1098727+10918759(Top 73%)7602(Top 70%)7602(Top 868%)
21M21.00 mi1.00 mi21299+1868644+838644+8318028(Top 71%)7340(Top 67%)7340(Top 838%)
35K21.75 mi0.75 mi21129+1708571+738571+7316128(Top 63%)6420(Top 59%)6420(Top 733%)
23M23.00 mi1.25 mi20907+2228484+878484+8716535(Top 65%)6678(Top 61%)6678(Top 762%)
24M24.00 mi1.00 mi20753+1548421+638421+6317546(Top 69%)7242(Top 66%)7242(Top 827%)
40K24.85 mi0.85 mi20613+1408359+628359+6216509(Top 65%)6767(Top 62%)6767(Top 772%)
25.2M25.20 mi0.35 mi20574+398351+88351+818488(Top 72%)7773(Top 71%)7773(Top 887%)
Finish26.22 mi1.02 mi20481+938315+368315+3618164(Top 71%)7592(Top 69%)7592(Top 867%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 90%
×21story building
+97ft-345ft

Overall

22945

Females

9395

F55-59

9395

5K→10K

3.1 - 6.2 mi

Top 90%
×5story building
+79ft-138ft

Overall

23099

Females

9482

F55-59

9482

10K→15K

6.2 - 9.3 mi

Top 90%
×3story building
+67ft-78ft

Overall

22945

Females

9395

F55-59

9395

15K→20K

9.3 - 12.4 mi

Top 83%
×5story building
+106ft-86ft

Overall

21175

Females

8454

F55-59

8454

20K→Half

12.4 - 13.1 mi

Top 83%
×2story building
+19ft-37ft

Overall

21279

Females

8553

F55-59

8553

Half→25K

13.1 - 15.5 mi

Top 80%
×4story building
+66ft-88ft

Overall

20381

Females

8127

F55-59

8127

25K→30K

15.5 - 18.6 mi

Top 76%
×9story building
+181ft-148ft

Overall

19519

Females

7863

F55-59

7863

30K→20M

18.6 - 20.0 mi

Top 73%
×5story building
+64ft-50ft

Overall

18759

Females

7602

F55-59

7602

20M→21M

20.0 - 21.0 mi

Top 71%
×8story building
+106ft-24ft

Overall

18028

Females

7340

F55-59

7340

21M→35K

21.0 - 21.8 mi

Top 63%
×7story building
+17ft-86ft

Overall

16128

Females

6420

F55-59

6420

35K→23M

21.8 - 23.0 mi

Top 65%
×5story building
+23ft-63ft

Overall

16535

Females

6678

F55-59

6678

23M→24M

23.0 - 24.0 mi

Top 69%
×6story building
+12ft-82ft

Overall

17546

Females

7242

F55-59

7242

24M→40K

24.0 - 24.9 mi

Top 65%
×1story
+6ft-20ft

Overall

16509

Females

6767

F55-59

6767

40K→25.2M

24.9 - 25.2 mi

Top 72%
×1story
+13ft-16ft

Overall

18488

Females

7773

F55-59

7773

25.2M→Finish

25.2 - 26.2 mi

Top 71%
×2story building
+22ft-21ft

Overall

18164

Females

7592

F55-59

7592

Passing Analysis

Category:
Athletes Passed
3155
Passed By
324
Net Change
+2831
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#23312
5K → 10K245155+90#23312#23222
10K → 15K180101+79#23222#23143
15K → 20K5203+517#23143#22626
20K → Half614+57#22626#22569
Half → 25K3445+339#22569#22230
25K → 30K51414+500#22230#21730
30K → 20M2483+245#21730#21485
20M → 21M1959+186#21485#21299
21M → 35K1722+170#21299#21129
35K → 23M2264+222#21129#20907
23M → 24M1584+154#20907#20753
24M → 40K1400+140#20753#20613
40K → 25.2M5011+39#20613#20574
25.2M → Finish1029+93#20574#20481
TOTALS3155324+2831
📊

Passing Visuals

Category:
Loading...

🔄Passing Circle

Loading...

🌊Position Flow

Loading...

🏃Race Lanes

Loading...

Upload your GPX file

Supports Garmin, Apple Watch, Polar, Suunto, COROS, Strava, and other apps

.gpx files up to 10MB

Export Track Data

Download your race performance as a GPX or TCX file to import into Strava, Garmin Connect, or other fitness apps.

Questions or issues regarding timing data?

If you notice any discrepancies in your timing data or have questions about your results, our support team can help.

Contact Race Support

Public Race Data

Boston Athletic Association

Boston Athletic Association

Mika Timing

Mika Timing