Boston Marathon logo
BOSTON MARATHON 2024

Stephanie Li

NY

Bib: 10888 F

0:00
0:00
/ mi
Be the first to cheer!
Overall
#0 / 25550
Top 22%
Gender (Female)
#0 / 10924
Top 8%
Division (F18-39)
#0 / 4660
Top 14%
Race Day Weather
55°/45°F
scattered clouds

Race Timeline

Ribbon color based on
FasterSteadySlower· vs. your average pace
Start
0:00
Race begins
469 ft elev
5K· 3.11 mi
7:33/mi
23:26
↑ 97↓ 3451.5%
220 ft elev
10K· 6.21 mi
7:22/mi
46:20
↑ 79↓ 1380.4%
157 ft elev
15K· 9.32 mi
7:15/mi
1:08:51
↑ 67↓ 78
146 ft elev
20K· 12.43 mi
7:23/mi
1:31:46
↑ 106↓ 860.1%
165 ft elev
Half· 13.11 mi
7:14/mi
1:36:42
↑ 19↓ 370.5%
148 ft elev
25K· 15.53 mi
7:22/mi
1:54:34
↑ 66↓ 880.2%
127 ft elev
30K· 18.64 mi
7:35/mi
2:18:09
↑ 181↓ 1480.2%
138 ft elev
20M
7:31/mi
2:28:22
↑ 64↓ 500.2%
148 ft elev
21M
7:56/mi
2:36:18
↑ 106↓ 241.6%
227 ft elev
35K· 21.75 mi
7:08/mi
2:41:38
↑ 17↓ 861.7%
156 ft elev
23M
7:41/mi
2:51:15
↑ 23↓ 630.6%
116 ft elev
24M
7:28/mi
2:58:43
↓ 821.3%
34 ft elev
40K· 24.85 mi
7:27/mi
3:05:05
↓ 200.3%
20 ft elev
25.2M
8:19/mi
3:07:57
↑ 13↓ 160.2%
18 ft elev
Finish· 26.22 mi
6:56/mi
3:15:01
↑ 22↓ 21
17 ft elev
Course Elevation
7–469 ft
≈
×2stacked redwood trees
•▲ 890 ft climb · ▼ 1342 ft descent

The Course

Half Splits

1st Half· via Half
1:36:427:23 /mi⚡ faster
2nd Half
1:38:197:30 /mi+1.7%
Positive split — 1.7% slower in the second half
Is this your race?

Your race, unpacked

See your splits, ranks & AI insights.

Checkpoint Splits

CheckpointTimeAvg PaceSegment LengthSegment TimeSegment PaceTrendDiff
5K
23:267:333.11 mi23:26
7:33
-
10K
46:207:273.10 mi22:54
7:22
-0:11
15K
1:08:517:233.11 mi22:31
7:15
-0:07
20K
1:31:467:233.11 mi22:55
7:23
+0:08
Half(13.11 mi)
1:36:427:230.68 mi4:56
7:14
-0:09
25K
1:54:347:232.42 mi17:52
7:22
+0:08
30K
2:18:097:253.11 mi23:35
7:35
+0:13
20M
2:28:227:251.36 mi10:13
7:31
-0:04
21M
2:36:187:271.00 mi7:56
7:56
+0:25
35K
2:41:387:260.75 mi5:20
7:08
-0:48
23M
2:51:157:271.25 mi9:37
7:41
+0:33
24M
2:58:437:271.00 mi7:28
7:28
-0:13
40K
3:05:057:270.85 mi6:22
7:27
-0:01
25.2M
3:07:577:280.35 mi2:52
8:19
+0:52
Finish(26.22 mi)
3:15:017:271.02 mi7:04
6:56
-1:23
Trend:
Faster pace
Steady pace
Slower pace

Checkpoints & Pacing

Pace Line

Fastest Pace

6:56 /mi

Average Pace

7:27 /mi

Slowest Pace

8:19 /mi

Loading chart...
Fastest
Middle
Slowest
Average

Segments

Time at Faster Pace

2:54:36

90% of race

Time at Steady Pace

17:33

9% of race

Time at Slower Pace

2:52

1% of race

Average Pace: 7:26 /mi

Loading chart...
Faster pace (< avg)
Steady pace (≈ avg)
Slower pace (> avg)

Heatmap

Loading...
0mi6.6mi13.1mi19.7mi26.2mi
Pace:
Faster
Steady
Slower

Checkpoint and Segment Rankings

CheckpointSeg. DistOverallFemalesF18-39Seg. OverallSeg. FemalesSeg. F18-39
5K3.11 mi1112326242624781311831183
10K3.10 mi10093+10302090+5342090+534921217381738
15K3.11 mi9242+8511731+3591731+359781311831183
20K3.11 mi8739+5031556+1751556+175746911701170
Half(13.11 mi)0.68 mi8656+831524+321524+32720810561056
25K2.42 mi8141+5151353+1711353+1716229890890
30K3.11 mi7529+6121184+1691184+1695580834834
20M1.36 mi7193+3361096+881096+884416557557
21M1.00 mi6834+3591023+731023+733933535535
35K0.75 mi6631+203978+45978+453560414414
23M1.25 mi6362+269928+50928+504318728728
24M1.00 mi6165+197901+27901+274031696696
40K0.85 mi5956+209861+40861+403321546546
25.2M0.35 mi5875+81853+8853+83801751751
Finish(26.22 mi)1.02 mi5704+171832+21832+212904447447

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 31%
×21story building
+97ft-345ft

Overall

7813

Females

1183

F18-39

1183

5K→10K

3.1 - 6.2 mi

Top 36%
×5story building
+79ft-138ft

Overall

9212

Females

1738

F18-39

1738

10K→15K

6.2 - 9.3 mi

Top 31%
×3story building
+67ft-78ft

Overall

7813

Females

1183

F18-39

1183

15K→20K

9.3 - 12.4 mi

Top 29%
×5story building
+106ft-86ft

Overall

7469

Females

1170

F18-39

1170

20K→Half

12.4 - 13.1 mi

Top 28%
×2story building
+19ft-37ft

Overall

7208

Females

1056

F18-39

1056

Half→25K

13.1 - 15.5 mi

Top 24%
×4story building
+66ft-88ft

Overall

6229

Females

890

F18-39

890

25K→30K

15.5 - 18.6 mi

Top 22%
×9story building
+181ft-148ft

Overall

5580

Females

834

F18-39

834

30K→20M

18.6 - 20.0 mi

Top 17%
×5story building
+64ft-50ft

Overall

4416

Females

557

F18-39

557

20M→21M

20.0 - 21.0 mi

Top 15%
×8story building
+106ft-24ft

Overall

3933

Females

535

F18-39

535

21M→35K

21.0 - 21.8 mi

Top 14%
×7story building
+17ft-86ft

Overall

3560

Females

414

F18-39

414

35K→23M

21.8 - 23.0 mi

Top 17%
×5story building
+23ft-63ft

Overall

4318

Females

728

F18-39

728

23M→24M

23.0 - 24.0 mi

Top 16%
×6story building
+12ft-82ft

Overall

4031

Females

696

F18-39

696

24M→40K

24.0 - 24.9 mi

Top 13%
×1story
+6ft-20ft

Overall

3321

Females

546

F18-39

546

40K→25.2M

24.9 - 25.2 mi

Top 15%
×1story
+13ft-16ft

Overall

3801

Females

751

F18-39

751

25.2M→Finish

25.2 - 26.2 mi

Top 11%
×2story building
+22ft-21ft

Overall

2904

Females

447

F18-39

447

Passing Analysis

Category:
▲Net Change
+0
0 passed by0* passed
SegmentMovementRank
Start → 5K-#11123
5K → 10K
271057*+1030
#11123 → #10093
10K → 15K
3854*+851
#10093 → #9242
15K → 20K
12515+503
#9242 → #8739
20K → Half
386+83
#8739 → #8656
Half → 25K
7522+515
#8656 → #8141
25K → 30K
13625+612
#8141 → #7529
30K → 20M
3339+336
#7529 → #7193
20M → 21M
1360+359
#7193 → #6834
21M → 35K
2205+203
#6834 → #6631
35K → 23M
7276+269
#6631 → #6362
23M → 24M
3200+197
#6362 → #6165
24M → 40K
3212+209
#6165 → #5956
40K → 25.2M
586+81
#5956 → #5875
25.2M → Finish
5176+171
#5875 → #5704
TOTALS
945513*+5419
#11123 → #5704

* Includes athletes who did not complete a segment (DNF/DNQ).

Passing Visualized

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