Boston Marathon logo
BOSTON MARATHON 2023

Danielle Scott

Bib: 17012•F

0:00
0:00
/ mi
Be the first to cheer!
Overall
#0 / 26622
Top 45%
Gender (Female)
#0 / 11423
Top 27%
Division (F18-39)
#0 / 4884
Top 45%
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
7:53/mi
24:28
↑ 97↓ 3451.5%
10K· 6.21 mi
7:46/mi
48:36
↑ 79↓ 1380.4%
15K· 9.32 mi
7:48/mi
1:12:51
↑ 67↓ 78
20K· 12.43 mi
7:53/mi
1:37:20
↑ 106↓ 860.1%
Half· 13.11 mi
7:48/mi
1:42:39
↑ 19↓ 370.5%
25K· 15.53 mi
8:00/mi
2:02:04
↑ 66↓ 880.2%
30K· 18.64 mi
8:19/mi
2:27:54
↑ 181↓ 1480.2%
20M
8:20/mi
2:39:14
↑ 64↓ 500.2%
21M
8:46/mi
2:48:00
↑ 106↓ 241.6%
35K· 21.75 mi
8:01/mi
2:54:00
↑ 17↓ 861.7%
23M
8:01/mi
3:04:02
↑ 23↓ 630.6%
24M
7:44/mi
3:11:46
↓ 821.3%
40K· 24.85 mi
7:53/mi
3:18:30
↓ 200.3%
25.2M
8:33/mi
3:21:27
↑ 13↓ 160.2%
Finish· 26.22 mi
7:33/mi
3:29:09
↑ 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
Time1:42:39
Pace7:50 /mi
2nd Half
Distance13.11 mi
Time1:46:30
Pace8:07 /mi
📊Positive Split: 3.8% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:15:3924:287:5324:28
7:53
-
10K
6.21 mi11:39:4748:367:4924:08
7:46
-0:07
15K
9.32 mi12:04:021:12:517:4924:15
7:48
+0:02
20K
12.43 mi12:28:311:37:207:5024:29
7:53
+0:05
Half
13.11 mi12:33:501:42:397:505:19
7:48
-0:05
25K
15.53 mi12:53:152:02:047:5119:25
8:00
+0:12
30K
18.64 mi13:19:052:27:547:5625:50
8:19
+0:19
20M
20.00 mi13:30:252:39:147:5811:20
8:20
+0:01
21M
21.00 mi13:39:112:48:008:008:46
8:46
+0:26
35K
21.75 mi13:45:112:54:008:006:00
8:01
-0:45
23M
23.00 mi13:55:133:04:028:0010:02
8:01
0:00
24M
24.00 mi14:02:573:11:467:597:44
7:44
-0:17
40K
24.85 mi14:09:413:18:307:596:44
7:53
+0:09
25.2M
25.20 mi14:12:383:21:278:002:57
8:33
+0:40
Finish
26.22 mi14:20:203:29:097:597:42
7:33
-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

7:33 /mi

Average Pace

7:59 /mi

Slowest Pace

8:46 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:40:16

77% of race

Time at Steady Pace

48:53

23% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 7:59 /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 mi11:15:3924:287:5324:28
7:53
#13050
10K
6.21 mi11:39:4748:367:4924:08
7:46
#12900
15K
9.32 mi12:04:021:12:517:4924:15
7:48
#12840
20K
12.43 mi12:28:311:37:207:5024:29
7:53
#12690
Half
13.11 mi12:33:501:42:397:505:19
7:48
#12678
25K
15.53 mi12:53:152:02:047:5119:25
8:00
#12670
30K
18.64 mi13:19:052:27:547:5625:50
8:19
#12772
20M
20.00 mi13:30:252:39:147:5811:20
8:20
#12720
21M
21.00 mi13:39:112:48:008:008:46
8:46
#12664
35K
21.75 mi13:45:112:54:008:006:00
8:01
#12637
23M
23.00 mi13:55:133:04:028:0010:02
8:01
#12459
24M
24.00 mi14:02:573:11:467:597:44
7:44
#12308
40K
24.85 mi14:09:413:18:307:596:44
7:53
#12172
25.2M
25.20 mi14:12:383:21:278:002:57
8:33
#12124
Finish
26.22 mi14:20:203:29:097:597:42
7:33
#12000
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF18-39Seg. OverallSeg. FemalesSeg. F18-39
5K3.11 mi3.11 mi130503471347112778(Top 48%)3334(Top 29%)3334(Top 68%)
10K6.21 mi3.10 mi12900+1503381+903381+9012861(Top 48%)3350(Top 29%)3350(Top 69%)
15K9.32 mi3.11 mi12840+603357+243357+2412778(Top 48%)3334(Top 29%)3334(Top 68%)
20K12.43 mi3.11 mi12690+1503302+553302+5512457(Top 47%)3231(Top 28%)3231(Top 66%)
Half13.11 mi0.68 mi12678+123304-23304-212706(Top 48%)3312(Top 29%)3312(Top 68%)
25K15.53 mi2.42 mi12670+83316-123316-1212816(Top 48%)3526(Top 31%)3526(Top 72%)
30K18.64 mi3.11 mi12772-1023414-983414-9813113(Top 49%)3817(Top 33%)3817(Top 78%)
20M20.00 mi1.36 mi12720+523410+43410+412629(Top 47%)3649(Top 32%)3649(Top 75%)
21M21.00 mi1.00 mi12664+563392+183392+1812081(Top 45%)3443(Top 30%)3443(Top 70%)
35K21.75 mi0.75 mi12637+273388+43388+412300(Top 46%)3591(Top 31%)3591(Top 74%)
23M23.00 mi1.25 mi12459+1783305+833305+839870(Top 37%)2454(Top 21%)2454(Top 50%)
24M24.00 mi1.00 mi12308+1513248+573248+579343(Top 35%)2273(Top 20%)2273(Top 47%)
40K24.85 mi0.85 mi12172+1363197+513197+519221(Top 35%)2283(Top 20%)2283(Top 47%)
25.2M25.20 mi0.35 mi12124+483176+213176+219962(Top 37%)2678(Top 23%)2678(Top 55%)
Finish26.22 mi1.02 mi12000+1243126+503126+509003(Top 34%)2254(Top 20%)2254(Top 46%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 48%
×21story building
+97ft-345ft

Overall

12778

Females

3334

F18-39

3334

5K→10K

3.1 - 6.2 mi

Top 48%
×5story building
+79ft-138ft

Overall

12861

Females

3350

F18-39

3350

10K→15K

6.2 - 9.3 mi

Top 48%
×3story building
+67ft-78ft

Overall

12778

Females

3334

F18-39

3334

15K→20K

9.3 - 12.4 mi

Top 47%
×5story building
+106ft-86ft

Overall

12457

Females

3231

F18-39

3231

20K→Half

12.4 - 13.1 mi

Top 48%
×2story building
+19ft-37ft

Overall

12706

Females

3312

F18-39

3312

Half→25K

13.1 - 15.5 mi

Top 48%
×4story building
+66ft-88ft

Overall

12816

Females

3526

F18-39

3526

25K→30K

15.5 - 18.6 mi

Top 49%
×9story building
+181ft-148ft

Overall

13113

Females

3817

F18-39

3817

30K→20M

18.6 - 20.0 mi

Top 47%
×5story building
+64ft-50ft

Overall

12629

Females

3649

F18-39

3649

20M→21M

20.0 - 21.0 mi

Top 45%
×8story building
+106ft-24ft

Overall

12081

Females

3443

F18-39

3443

21M→35K

21.0 - 21.8 mi

Top 46%
×7story building
+17ft-86ft

Overall

12300

Females

3591

F18-39

3591

35K→23M

21.8 - 23.0 mi

Top 37%
×5story building
+23ft-63ft

Overall

9870

Females

2454

F18-39

2454

23M→24M

23.0 - 24.0 mi

Top 35%
×6story building
+12ft-82ft

Overall

9343

Females

2273

F18-39

2273

24M→40K

24.0 - 24.9 mi

Top 35%
×1story
+6ft-20ft

Overall

9221

Females

2283

F18-39

2283

40K→25.2M

24.9 - 25.2 mi

Top 37%
×1story
+13ft-16ft

Overall

9962

Females

2678

F18-39

2678

25.2M→Finish

25.2 - 26.2 mi

Top 34%
×2story building
+22ft-21ft

Overall

9003

Females

2254

F18-39

2254

Passing Analysis

Category:
Athletes Passed
2232
Passed By
1182
Net Change
+1050
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#13050
5K → 10K393243+150#13050#12900
10K → 15K237177+60#12900#12840
15K → 20K267117+150#12840#12690
20K → Half3927+12#12690#12678
Half → 25K148140+8#12678#12670
25K → 30K147249-102#12670#12772
30K → 20M13280+52#12772#12720
20M → 21M11660+56#12720#12664
21M → 35K5629+27#12664#12637
35K → 23M19517+178#12637#12459
23M → 24M1565+151#12459#12308
24M → 40K1437+136#12308#12172
40K → 25.2M5810+48#12172#12124
25.2M → Finish14521+124#12124#12000
TOTALS22321182+1050
📊

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