Public Race Data

Boston Athletic Association

Boston Athletic Association

Mika Timing

Mika Timing

Sarah Bradley

Bib: 17657FAge: N/A

PA

Boston Marathon logo
0:00
0:00
/ mi
Be the first to cheer!
Overall
#0 / 29021
Top 40%
Gender (Female)
#0 / 12578
Top 24%
Age Group (F18-39)
#0 / 5716
Top 41%
Race Day Weather
51°/41°F
overcast clouds

Race Timeline and Course Information

Your journey through the course with elevation, pacing, and checkpoint details

⏱️ Race Timeline

Watch your race unfold from start to finish

Start
0:00:00
Race begins
5K
23:23
3.11 mi
Rank: #13006
Start5K
23:23 | 7:32/mi
10K
46:49
6.21 mi
Rank: #13144 (-138)
5K10K
23:26 | 7:33/mi
15K
1:10:12
9.32 mi
Rank: #13071 (+73)
10K15K
23:23 | 7:32/mi
20K
1:33:38
12.43 mi
Rank: #12899 (+172)
15K20K
23:26 | 7:33/mi
HALF
1:38:41
13.11 mi
Rank: #12859 (+40)
20KHALF
5:03 | 7:25/mi
25K
1:57:07
15.53 mi
Rank: #12738 (+121)
HALF25K
18:26 | 7:37/mi
30K
2:21:02
18.64 mi
Rank: #12436 (+302)
25K30K
23:55 | 7:42/mi
20M
2:31:33
20.00 mi
Rank: #12306 (+130)
30K20M
10:31 | 7:45/mi
21M
2:39:32
21.00 mi
Rank: #12127 (+179)
20M21M
7:59 | 7:59/mi
35K
2:45:17
21.75 mi
Rank: #12127
21M35K
5:45 | 7:42/mi
23M
2:54:51
23.00 mi
Rank: #11943 (+184)
35K23M
9:34 | 7:39/mi
24M
3:02:20
24.00 mi
Rank: #11808 (+135)
23M24M
7:29 | 7:29/mi
40K
3:08:49
24.85 mi
Rank: #11703 (+105)
24M40K
6:29 | 7:35/mi
25.2M
3:11:39
25.20 mi
Rank: #11659 (+44)
40K25.2M
2:50 | 8:13/mi
FINISH
3:18:57
26.22 mi
Rank: #11508 (+151)
25.2MFINISH
7:18 | 7:10/mi

Splits & Pacing

Detailed breakdown of your race performance at each timing point

Half Splits

1st HalfFaster
via HALF
Distance13.11 mi
Time1:38:41
Pace7:32 /mi
2nd Half
Distance13.11 mi
Time1:40:16
Pace7:39 /mi
📊Positive Split: 1.6% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:05:0623:237:3223:23
7:32
-
10K
6.21 mi11:28:3246:497:3323:26
7:33
+0:01
15K
9.32 mi11:51:551:10:127:3223:23
7:32
-0:01
20K
12.43 mi12:15:211:33:387:3323:26
7:33
+0:01
HALF
13.11 mi12:20:241:38:417:325:03
7:25
-0:08
25K
15.53 mi12:38:501:57:077:3318:26
7:37
+0:12
30K
18.64 mi13:02:452:21:027:3423:55
7:42
+0:05
20M
20.00 mi13:13:162:31:337:3510:31
7:45
+0:03
21M
21.00 mi13:21:152:39:327:367:59
7:59
+0:14
35K
21.75 mi13:27:002:45:177:365:45
7:42
-0:17
23M
23.00 mi13:36:342:54:517:379:34
7:39
-0:03
24M
24.00 mi13:44:033:02:207:367:29
7:29
-0:10
40K
24.85 mi13:50:323:08:497:366:29
7:35
+0:06
25.2M
25.20 mi13:53:223:11:397:372:50
8:13
+0:38
FINISH
26.22 mi14:00:403:18:577:367:18
7:10
-1:03

Checkpoint Splits Visualizations

Explore your race data through different visual perspectives. Scroll to discover each visualization.

📈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

7:10 /mi

Average Pace

7:36 /mi

Slowest Pace

8:13 /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

3:08:08

95% of race

Time at Steady Pace

10:49

5% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 7:35 /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 mi11:05:0623:237:3223:23
7:32
#13006
10K
6.21 mi11:28:3246:497:3323:26
7:33
#13144
15K
9.32 mi11:51:551:10:127:3223:23
7:32
#13071
20K
12.43 mi12:15:211:33:387:3323:26
7:33
#12899
HALF
13.11 mi12:20:241:38:417:325:03
7:25
#12859
25K
15.53 mi12:38:501:57:077:3318:26
7:37
#12738
30K
18.64 mi13:02:452:21:027:3423:55
7:42
#12436
20M
20.00 mi13:13:162:31:337:3510:31
7:45
#12306
21M
21.00 mi13:21:152:39:327:367:59
7:59
#12127
35K
21.75 mi13:27:002:45:177:365:45
7:42
#12127
23M
23.00 mi13:36:342:54:517:379:34
7:39
#11943
24M
24.00 mi13:44:033:02:207:367:29
7:29
#11808
40K
24.85 mi13:50:323:08:497:366:29
7:35
#11703
25.2M
25.20 mi13:53:223:11:397:372:50
8:13
#11659
FINISH
26.22 mi14:00:403:18:577:367:18
7:10
#11508
Faster pace
Steady pace
Slower pace

Rankings

Your position at each checkpoint and how you ranked in each segment

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF18-39Seg. OverallSeg. FemalesSeg. F18-39
5K3.11 mi3.11 mi130063490349013050(Top 45%)3607(Top 29%)3607(Top 63%)
10K6.21 mi3.10 mi13144-1383604-1143604-11413314(Top 46%)3716(Top 30%)3716(Top 65%)
15K9.32 mi3.11 mi13071+733580+243580+2413050(Top 45%)3607(Top 29%)3607(Top 63%)
20K12.43 mi3.11 mi12899+1723510+703510+7012349(Top 43%)3294(Top 26%)3294(Top 58%)
HALF13.11 mi0.68 mi12859+403487+233487+2312255(Top 42%)3160(Top 25%)3160(Top 55%)
25K15.53 mi2.42 mi12738+1213439+483439+4812279(Top 42%)3321(Top 26%)3321(Top 58%)
30K18.64 mi3.11 mi12436+3023324+1153324+11511229(Top 39%)2892(Top 23%)2892(Top 51%)
20M20.00 mi1.36 mi12306+1303281+433281+4310937(Top 38%)2859(Top 23%)2859(Top 50%)
21M21.00 mi1.00 mi12127+1793195+863195+869824(Top 34%)2429(Top 19%)2429(Top 42%)
35K21.75 mi0.75 mi121273208-133208-1312225(Top 42%)3642(Top 29%)3642(Top 64%)
23M23.00 mi1.25 mi11943+1843140+683140+689934(Top 34%)2564(Top 20%)2564(Top 45%)
24M24.00 mi1.00 mi11808+1353090+503090+509989(Top 34%)2670(Top 21%)2670(Top 47%)
40K24.85 mi0.85 mi11703+1053059+313059+319501(Top 33%)2514(Top 20%)2514(Top 44%)
25.2M25.20 mi0.35 mi11659+443056+33056+39802(Top 34%)2748(Top 22%)2748(Top 48%)
FINISH26.22 mi1.02 mi11508+1513004+523004+528886(Top 31%)2334(Top 19%)2334(Top 41%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 45%
×21
+97ft-345ft

Overall

13050

Females

3607

F18-39

3607

5K→10K

3.1 - 6.2 mi

Top 46%
×5
+79ft-138ft

Overall

13314

Females

3716

F18-39

3716

10K→15K

6.2 - 9.3 mi

Top 45%
×3
+67ft-78ft

Overall

13050

Females

3607

F18-39

3607

15K→20K

9.3 - 12.4 mi

Top 43%
×5
+106ft-86ft

Overall

12349

Females

3294

F18-39

3294

20K→HALF

12.4 - 13.1 mi

Top 42%
×2
+19ft-37ft

Overall

12255

Females

3160

F18-39

3160

HALF→25K

13.1 - 15.5 mi

Top 42%
×4
+66ft-88ft

Overall

12279

Females

3321

F18-39

3321

25K→30K

15.5 - 18.6 mi

Top 39%
×9
+181ft-148ft

Overall

11229

Females

2892

F18-39

2892

30K→20M

18.6 - 20.0 mi

Top 38%
×5
+64ft-50ft

Overall

10937

Females

2859

F18-39

2859

20M→21M

20.0 - 21.0 mi

Top 34%
×8
+106ft-24ft

Overall

9824

Females

2429

F18-39

2429

21M→35K

21.0 - 21.8 mi

Top 42%
×7
+17ft-86ft

Overall

12225

Females

3642

F18-39

3642

35K→23M

21.8 - 23.0 mi

Top 34%
×5
+23ft-63ft

Overall

9934

Females

2564

F18-39

2564

23M→24M

23.0 - 24.0 mi

Top 34%
×6
+12ft-82ft

Overall

9989

Females

2670

F18-39

2670

24M→40K

24.0 - 24.9 mi

Top 33%
×1
+6ft-20ft

Overall

9501

Females

2514

F18-39

2514

40K→25.2M

24.9 - 25.2 mi

Top 34%
×1
+13ft-16ft

Overall

9802

Females

2748

F18-39

2748

25.2M→FINISH

25.2 - 26.2 mi

Top 31%
×2
+22ft-21ft

Overall

8886

Females

2334

F18-39

2334

Passing

Athletes you passed and who passed you throughout the race

Passing Analysis

Category:
Athletes Passed
2383*
Passed By
747
Net Change
+1498
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#13006
5K10K200200-138#13006#13144
10K15K226*153+73#13144#13071
15K20K237*65+172#13071#12899
20KHALF5212+40#12899#12859
HALF25K19473+121#12859#12738
25K30K361*59+302#12738#12436
30K20M15424+130#12436#12306
20M21M19011+179#12306#12127
21M35K49490#12127#12127
35K23M205*21+184#12127#11943
23M24M15722+135#11943#11808
24M40K13025+105#11808#11703
40K25.2M6117+44#11703#11659
25.2MFINISH16716+151#11659#11508
TOTALS2383*747+1498

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

📊

Passing Analysis Visualizations

Explore your passing analysis through 5 different visualizations. Scroll to discover each one.

Time:
Category:

📈Position Graph

Loading...

🎨Heatmap Timeline

Loading...

🔄Passing Circle

Loading...

🌊Position Flow

Loading...

🏃Race Lanes

Loading...

Qualifying & Age Grade

See how your performance stacks up against qualifying standards

OTQ

Olympic Trials Qualifying analysis available

Unlock Your Full

AI Performance Report

New

Understand What Really Happened During Your Race

Go deeper with personalized analysis powered by your official race data.

Your AI Performance Report includes:
  • Fatigue & pacing analysis
  • Finish time optimization
  • Qualification readiness
  • Segment-by-segment breakdown
  • Personalized race insights
  • Downloadable athlete report
Shareable via link — view it anywhere, share with anyone
AI Report Preview
Generating your preview…
$4.99
One-time purchase for this race
Includes a shareable link

Activity Data

Upload your GPX file to see detailed activity metrics

Upload your GPX file

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

.gpx files up to 10MB

Export & Support

Download your data, get help, and share your feedback

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