Boston Marathon logo
BOSTON MARATHON 2024

Sarah Robertson

Bib: 11465•F

CO

0:00
0:00
/ mi
Be the first to cheer!
Overall
#0 / 25550
Top 20%
Gender (Female)
#0 / 10924
Top 6%
Division (F18-39)
#0 / 4660
Top 12%
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
7:05/mi
22:01
↑ 97↓ 3451.5%
10K· 6.21 mi
7:08/mi
44:11
↑ 79↓ 1380.4%
15K· 9.32 mi
7:10/mi
1:06:27
↑ 67↓ 78
20K· 12.43 mi
7:10/mi
1:28:44
↑ 106↓ 860.1%
Half· 13.11 mi
7:07/mi
1:33:35
↑ 19↓ 370.5%
25K· 15.53 mi
7:17/mi
1:51:15
↑ 66↓ 880.2%
30K· 18.64 mi
7:32/mi
2:14:40
↑ 181↓ 1480.2%
20M
7:42/mi
2:25:08
↑ 64↓ 500.2%
21M
8:10/mi
2:33:18
↑ 106↓ 241.6%
35K· 21.75 mi
7:30/mi
2:38:55
↑ 17↓ 861.7%
23M
7:28/mi
2:48:16
↑ 23↓ 630.6%
24M
7:21/mi
2:55:37
↓ 821.3%
40K· 24.85 mi
7:26/mi
3:01:58
↓ 200.3%
25.2M
8:10/mi
3:04:47
↑ 13↓ 160.2%
Finish· 26.22 mi
7:20/mi
3:12:15
↑ 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
Time1:33:35
Pace7:08 /mi
2nd Half
Distance13.11 mi
Time1:38:40
Pace7:32 /mi
📊Positive Split: 5.4% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:50:1122:017:0522:01
7:05
-
10K
6.21 mi11:12:2144:117:0722:10
7:08
+0:03
15K
9.32 mi11:34:371:06:277:0822:16
7:10
+0:02
20K
12.43 mi11:56:541:28:447:0822:17
7:10
0:00
Half
13.11 mi12:01:451:33:357:084:51
7:07
-0:03
25K
15.53 mi12:19:251:51:157:1017:40
7:17
+0:10
30K
18.64 mi12:42:502:14:407:1323:25
7:32
+0:15
20M
20.00 mi12:53:182:25:087:1510:28
7:42
+0:10
21M
21.00 mi13:01:282:33:187:188:10
8:10
+0:28
35K
21.75 mi13:07:052:38:557:185:37
7:30
-0:40
23M
23.00 mi13:16:262:48:167:199:21
7:28
-0:02
24M
24.00 mi13:23:472:55:377:197:21
7:21
-0:07
40K
24.85 mi13:30:083:01:587:196:21
7:26
+0:05
25.2M
25.20 mi13:32:573:04:477:202:49
8:10
+0:44
Finish
26.22 mi13:40:253:12:157:207:28
7:20
-0:50

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

7:05 /mi

Average Pace

7:20 /mi

Slowest Pace

8:10 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

3:01:16

94% of race

Time at Steady Pace

10:59

6% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 7:20 /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 mi10:50:1122:017:0522:01
7:05
#7592
10K
6.21 mi11:12:2144:117:0722:10
7:08
#7526
15K
9.32 mi11:34:371:06:277:0822:16
7:10
#7396
20K
12.43 mi11:56:541:28:447:0822:17
7:10
#7037
Half
13.11 mi12:01:451:33:357:084:51
7:07
#6996
25K
15.53 mi12:19:251:51:157:1017:40
7:17
#6714
30K
18.64 mi12:42:502:14:407:1323:25
7:32
#6322
20M
20.00 mi12:53:182:25:087:1510:28
7:42
#6160
21M
21.00 mi13:01:282:33:187:188:10
8:10
#5978
35K
21.75 mi13:07:052:38:557:185:37
7:30
#5883
23M
23.00 mi13:16:262:48:167:199:21
7:28
#5607
24M
24.00 mi13:23:472:55:377:197:21
7:21
#5421
40K
24.85 mi13:30:083:01:587:196:21
7:26
#5251
25.2M
25.20 mi13:32:573:04:477:202:49
8:10
#5166
Finish
26.22 mi13:40:253:12:157:207:28
7:20
#5086
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF18-39Seg. OverallSeg. FemalesSeg. F18-39
5K3.11 mi3.11 mi7592102210227251(Top 28%)995(Top 9%)995(Top 21%)
10K6.21 mi3.10 mi7526+661014+81014+87510(Top 29%)1037(Top 9%)1037(Top 22%)
15K9.32 mi3.11 mi7396+130990+24990+247251(Top 28%)995(Top 9%)995(Top 21%)
20K12.43 mi3.11 mi7037+359910+80910+806220(Top 24%)741(Top 7%)741(Top 16%)
Half13.11 mi0.68 mi6996+41898+12898+126450(Top 25%)808(Top 7%)808(Top 17%)
25K15.53 mi2.42 mi6714+282839+59839+595756(Top 23%)722(Top 7%)722(Top 15%)
30K18.64 mi3.11 mi6322+392777+62777+625282(Top 21%)723(Top 7%)723(Top 16%)
20M20.00 mi1.36 mi6160+162772+5772+55229(Top 20%)825(Top 8%)825(Top 18%)
21M21.00 mi1.00 mi5978+182751+21751+214803(Top 19%)816(Top 7%)816(Top 18%)
35K21.75 mi0.75 mi5883+95741+10741+105111(Top 20%)921(Top 8%)921(Top 20%)
23M23.00 mi1.25 mi5607+276701+40701+403518(Top 14%)458(Top 4%)458(Top 10%)
24M24.00 mi1.00 mi5421+186675+26675+263564(Top 14%)531(Top 5%)531(Top 11%)
40K24.85 mi0.85 mi5251+170652+23652+233259(Top 13%)516(Top 5%)516(Top 11%)
25.2M25.20 mi0.35 mi5166+85649+3649+33319(Top 13%)569(Top 5%)569(Top 12%)
Finish26.22 mi1.02 mi5086+80651-2651-24674(Top 18%)1031(Top 9%)1031(Top 22%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 28%
×21story building
+97ft-345ft

Overall

7251

Females

995

F18-39

995

5K→10K

3.1 - 6.2 mi

Top 29%
×5story building
+79ft-138ft

Overall

7510

Females

1037

F18-39

1037

10K→15K

6.2 - 9.3 mi

Top 28%
×3story building
+67ft-78ft

Overall

7251

Females

995

F18-39

995

15K→20K

9.3 - 12.4 mi

Top 24%
×5story building
+106ft-86ft

Overall

6220

Females

741

F18-39

741

20K→Half

12.4 - 13.1 mi

Top 25%
×2story building
+19ft-37ft

Overall

6450

Females

808

F18-39

808

Half→25K

13.1 - 15.5 mi

Top 23%
×4story building
+66ft-88ft

Overall

5756

Females

722

F18-39

722

25K→30K

15.5 - 18.6 mi

Top 21%
×9story building
+181ft-148ft

Overall

5282

Females

723

F18-39

723

30K→20M

18.6 - 20.0 mi

Top 20%
×5story building
+64ft-50ft

Overall

5229

Females

825

F18-39

825

20M→21M

20.0 - 21.0 mi

Top 19%
×8story building
+106ft-24ft

Overall

4803

Females

816

F18-39

816

21M→35K

21.0 - 21.8 mi

Top 20%
×7story building
+17ft-86ft

Overall

5111

Females

921

F18-39

921

35K→23M

21.8 - 23.0 mi

Top 14%
×5story building
+23ft-63ft

Overall

3518

Females

458

F18-39

458

23M→24M

23.0 - 24.0 mi

Top 14%
×6story building
+12ft-82ft

Overall

3564

Females

531

F18-39

531

24M→40K

24.0 - 24.9 mi

Top 13%
×1story
+6ft-20ft

Overall

3259

Females

516

F18-39

516

40K→25.2M

24.9 - 25.2 mi

Top 13%
×1story
+13ft-16ft

Overall

3319

Females

569

F18-39

569

25.2M→Finish

25.2 - 26.2 mi

Top 18%
×2story building
+22ft-21ft

Overall

4674

Females

1031

F18-39

1031

Passing Analysis

Category:
Athletes Passed
2983
Passed By
477
Net Change
+2506
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#7592
5K → 10K231165+66#7592#7526
10K → 15K20878+130#7526#7396
15K → 20K38425+359#7396#7037
20K → Half5413+41#7037#6996
Half → 25K31331+282#6996#6714
25K → 30K42937+392#6714#6322
30K → 20M19836+162#6322#6160
20M → 21M20523+182#6160#5978
21M → 35K11924+95#5978#5883
35K → 23M2793+276#5883#5607
23M → 24M1948+186#5607#5421
24M → 40K1733+170#5421#5251
40K → 25.2M894+85#5251#5166
25.2M → Finish10727+80#5166#5086
TOTALS2983477+2506
📊

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
Share Feedback

Public Race Data

Boston Athletic Association

Boston Athletic Association

Mika Timing

Mika Timing