Boston Marathon logo
BOSTON MARATHON 2023

Katie Strickland

Bib: 12296•F

RI

0:00
0:00
/ mi
Be the first to cheer!
Overall
#0 / 26622
Top 47%
Gender (Female)
#0 / 11423
Top 30%
Division (F18-39)
#0 / 4884
Top 48%
Race Day Weather
49°/39°F
light intensity drizzle

⏱️ Race Timeline

Watch your race unfold from start to finish

Start
0:00:00
Race begins
5K· 3.11 mi
24:39
Rank: #13545
Start → 5K
24:39 | 7:56/mi
10K· 6.21 mi
49:00
Rank: #13474 (+71)
5K → 10K
24:21 | 7:50/mi
15K· 9.32 mi
1:13:10
Rank: #13139 (+335)
10K → 15K
24:10 | 7:47/mi
20K· 12.43 mi
1:37:27
Rank: #12781 (+358)
15K → 20K
24:17 | 7:49/mi
Half· 13.11 mi
1:42:46
Rank: #12772 (+9)
20K → Half
5:19 | 7:48/mi
25K· 15.53 mi
2:01:38
Rank: #12445 (+327)
Half → 25K
18:52 | 7:47/mi
30K· 18.64 mi
2:26:22
Rank: #12052 (+393)
25K → 30K
24:44 | 7:58/mi
20M
2:37:34
Rank: #12035 (+17)
30K → 20M
11:12 | 8:15/mi
21M
2:46:27
Rank: #12068 (-33)
20M → 21M
8:53 | 8:53/mi
35K· 21.75 mi
2:52:36
Rank: #12134 (-66)
21M → 35K
6:09 | 8:13/mi
23M
3:03:14
Rank: #12198 (-64)
35K → 23M
10:38 | 8:30/mi
24M
3:11:41
Rank: #12282 (-84)
23M → 24M
8:27 | 8:27/mi
40K· 24.85 mi
3:19:19
Rank: #12447 (-165)
24M → 40K
7:38 | 8:56/mi
25.2M
3:22:32
Rank: #12476 (-29)
40K → 25.2M
3:13 | 9:20/mi
Finish· 26.22 mi
3:30:58
Rank: #12527 (-51)
25.2M → Finish
8:26 | 8:17/mi

Course Map & Elevation

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
Time1:42:46
Pace7:50 /mi
2nd Half
Distance13.11 mi
Time1:48:12
Pace8:15 /mi
📊Positive Split: 5.3% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:53:2624:397:5624:39
7:56
-
10K
6.21 mi11:17:4749:007:5324:21
7:50
-0:06
15K
9.32 mi11:41:571:13:107:5124:10
7:47
-0:03
20K
12.43 mi12:06:141:37:277:5024:17
7:49
+0:02
Half
13.11 mi12:11:331:42:467:505:19
7:48
-0:01
25K
15.53 mi12:30:252:01:387:5018:52
7:47
-0:01
30K
18.64 mi12:55:092:26:227:5124:44
7:58
+0:11
20M
20.00 mi13:06:212:37:347:5311:12
8:15
+0:17
21M
21.00 mi13:15:142:46:277:568:53
8:53
+0:38
35K
21.75 mi13:21:232:52:367:566:09
8:13
-0:40
23M
23.00 mi13:32:013:03:147:5810:38
8:30
+0:17
24M
24.00 mi13:40:283:11:417:598:27
8:27
-0:03
40K
24.85 mi13:48:063:19:198:017:38
8:56
+0:29
25.2M
25.20 mi13:51:193:22:328:023:13
9:20
+0:24
Finish
26.22 mi13:59:453:30:588:038:26
8:17
-1:03

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

7:47 /mi

Average Pace

8:03 /mi

Slowest Pace

9:20 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Bar length shows time spent in each segment. Colors mark your faster to slower segments, relative to your own pace.

Time at Faster Pace

3:11:14

91% of race

Time at Steady Pace

16:31

8% of race

Time at Slower Pace

3:13

2% of race

Average Pace: 8:03 /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

Enhanced split table showing pace trends through mini sparkline visualizations.

Overall Pace Trend

CheckpointDistanceTime of DayTimeAvg PaceSegmentPaceTrendRank
5K
3.11 mi10:53:2624:397:5624:39
7:56
#13545
10K
6.21 mi11:17:4749:007:5324:21
7:50
#13474
15K
9.32 mi11:41:571:13:107:5124:10
7:47
#13139
20K
12.43 mi12:06:141:37:277:5024:17
7:49
#12781
Half
13.11 mi12:11:331:42:467:505:19
7:48
#12772
25K
15.53 mi12:30:252:01:387:5018:52
7:47
#12445
30K
18.64 mi12:55:092:26:227:5124:44
7:58
#12052
20M
20.00 mi13:06:212:37:347:5311:12
8:15
#12035
21M
21.00 mi13:15:142:46:277:568:53
8:53
#12068
35K
21.75 mi13:21:232:52:367:566:09
8:13
#12134
23M
23.00 mi13:32:013:03:147:5810:38
8:30
#12198
24M
24.00 mi13:40:283:11:417:598:27
8:27
#12282
40K
24.85 mi13:48:063:19:198:017:38
8:56
#12447
25.2M
25.20 mi13:51:193:22:328:023:13
9:20
#12476
Finish
26.22 mi13:59:453:30:588:038:26
8:17
#12527
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF18-39Seg. OverallSeg. FemalesSeg. F18-39
5K3.11 mi3.11 mi135453747374712543(Top 47%)3210(Top 28%)3210(Top 66%)
10K6.21 mi3.10 mi13474+713717+303717+3013461(Top 51%)3694(Top 32%)3694(Top 76%)
15K9.32 mi3.11 mi13139+3353544+1733544+17312543(Top 47%)3210(Top 28%)3210(Top 66%)
20K12.43 mi3.11 mi12781+3583351+1933351+19311899(Top 45%)2913(Top 26%)2913(Top 60%)
Half13.11 mi0.68 mi12772+93350+13350+112730(Top 48%)3336(Top 29%)3336(Top 68%)
25K15.53 mi2.42 mi12445+3273197+1533197+15310975(Top 41%)2477(Top 22%)2477(Top 51%)
30K18.64 mi3.11 mi12052+3933002+1953002+19510599(Top 40%)2451(Top 21%)2451(Top 50%)
20M20.00 mi1.36 mi12035+173026-243026-2411980(Top 45%)3266(Top 29%)3266(Top 67%)
21M21.00 mi1.00 mi12068-333048-223048-2212775(Top 48%)3826(Top 33%)3826(Top 78%)
35K21.75 mi0.75 mi12134-663110-623110-6213599(Top 51%)4334(Top 38%)4334(Top 89%)
23M23.00 mi1.25 mi12198-643168-583168-5813179(Top 50%)4164(Top 36%)4164(Top 85%)
24M24.00 mi1.00 mi12282-843236-683236-6814194(Top 53%)4780(Top 42%)4780(Top 98%)
40K24.85 mi0.85 mi12447-1653341-1053341-10515762(Top 59%)5706(Top 50%)5706(Top 117%)
25.2M25.20 mi0.35 mi12476-293372-313372-3114340(Top 54%)4910(Top 43%)4910(Top 101%)
Finish26.22 mi1.02 mi12527-513423-513423-5113956(Top 52%)4707(Top 41%)4707(Top 96%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 47%
×21stories
+97ft-345ft

Overall

12543

Females

3210

F18-39

3210

5K→10K

3.1 - 6.2 mi

Top 51%
×5stories
+79ft-138ft

Overall

13461

Females

3694

F18-39

3694

10K→15K

6.2 - 9.3 mi

Top 47%
×3stories
+67ft-78ft

Overall

12543

Females

3210

F18-39

3210

15K→20K

9.3 - 12.4 mi

Top 45%
×5stories
+106ft-86ft

Overall

11899

Females

2913

F18-39

2913

20K→Half

12.4 - 13.1 mi

Top 48%
×2stories
+19ft-37ft

Overall

12730

Females

3336

F18-39

3336

Half→25K

13.1 - 15.5 mi

Top 41%
×4stories
+66ft-88ft

Overall

10975

Females

2477

F18-39

2477

25K→30K

15.5 - 18.6 mi

Top 40%
×9stories
+181ft-148ft

Overall

10599

Females

2451

F18-39

2451

30K→20M

18.6 - 20.0 mi

Top 45%
×5stories
+64ft-50ft

Overall

11980

Females

3266

F18-39

3266

20M→21M

20.0 - 21.0 mi

Top 48%
×8stories
+106ft-24ft

Overall

12775

Females

3826

F18-39

3826

21M→35K

21.0 - 21.8 mi

Top 51%
×7stories
+17ft-86ft

Overall

13599

Females

4334

F18-39

4334

35K→23M

21.8 - 23.0 mi

Top 50%
×5stories
+23ft-63ft

Overall

13179

Females

4164

F18-39

4164

23M→24M

23.0 - 24.0 mi

Top 53%
×6stories
+12ft-82ft

Overall

14194

Females

4780

F18-39

4780

24M→40K

24.0 - 24.9 mi

Top 59%
×1story
+6ft-20ft

Overall

15762

Females

5706

F18-39

5706

40K→25.2M

24.9 - 25.2 mi

Top 54%
×1story
+13ft-16ft

Overall

14340

Females

4910

F18-39

4910

25.2M→Finish

25.2 - 26.2 mi

Top 52%
×2stories
+22ft-21ft

Overall

13956

Females

4707

F18-39

4707

Passing Analysis

Category:
Athletes Passed
2379
Passed By
1361
Net Change
+1018
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#13545
5K → 10K340269+71#13545#13474
10K → 15K41176+335#13474#13139
15K → 20K39234+358#13139#12781
20K → Half3930+9#12781#12772
Half → 25K34619+327#12772#12445
25K → 30K43239+393#12445#12052
30K → 20M11497+17#12052#12035
20M → 21M73106-33#12035#12068
21M → 35K3096-66#12068#12134
35K → 23M66130-64#12134#12198
23M → 24M38122-84#12198#12282
24M → 40K19184-165#12282#12447
40K → 25.2M2655-29#12447#12476
25.2M → Finish53104-51#12476#12527
TOTALS23791361+1018
📊

Passing Visuals

Category:

📈Position Graph

Loading...

🎨Heatmap Timeline

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