Boston Marathon logo
BOSTON MARATHON 2025

Addison Hillerbrand

Bib: 11283•F

IL

0:00
0:00
/ mi
Be the first to cheer!
Overall
#0 / 28404
Top 15%
Gender (Female)
#0 / 12228
Top 3%
Division (F18-39)
#0 / 5469
Top 6%
Race Day Weather
50°/40°F
broken clouds

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
21:55
Rank: #8259
Start → 5K
21:55 | 7:03/mi
10K· 6.21 mi
43:23
Rank: #7733 (+526)
5K → 10K
21:28 | 6:55/mi
15K· 9.32 mi
1:04:30
Rank: #7237 (+496)
10K → 15K
21:07 | 6:48/mi
20K· 12.43 mi
1:25:55
Rank: #6924 (+313)
15K → 20K
21:25 | 6:54/mi
Half· 13.11 mi
1:30:37
Rank: #6924
20K → Half
4:42 | 6:53/mi
25K· 15.53 mi
1:47:26
Rank: #6697 (+227)
Half → 25K
16:49 | 6:56/mi
30K· 18.64 mi
2:08:52
Rank: #6053 (+644)
25K → 30K
21:26 | 6:54/mi
20M
2:18:15
Rank: #5818 (+235)
30K → 20M
9:23 | 6:54/mi
21M
2:25:18
Rank: #5580 (+238)
20M → 21M
7:03 | 7:03/mi
35K· 21.75 mi
2:30:20
Rank: #5477 (+103)
21M → 35K
5:02 | 6:44/mi
23M
2:38:50
Rank: #5235 (+242)
35K → 23M
8:30 | 6:47/mi
24M
2:45:15
Rank: #5020 (+215)
23M → 24M
6:25 | 6:25/mi
40K· 24.85 mi
2:50:42
Rank: #4768 (+252)
24M → 40K
5:27 | 6:22/mi
25.2M
2:53:04
Rank: #4663 (+105)
40K → 25.2M
2:22 | 6:52/mi
Finish· 26.22 mi
2:59:03
Rank: #4369 (+294)
25.2M → Finish
5:59 | 5:52/mi

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 Half
Distance13.11 mi
Time1:30:37
Pace6:55 /mi
2nd Half✓ Faster
Distance13.11 mi
Time1:28:26
Pace6:45 /mi
📊Negative Split: 2.4% faster second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:49:5221:557:0321:55
7:03
-
10K
6.21 mi11:11:2043:236:5921:28
6:55
-0:08
15K
9.32 mi11:32:271:04:306:5521:07
6:48
-0:07
20K
12.43 mi11:53:521:25:556:5521:25
6:54
+0:06
Half
13.11 mi11:58:341:30:376:554:42
6:53
-0:01
25K
15.53 mi12:15:231:47:266:5516:49
6:56
+0:03
30K
18.64 mi12:36:492:08:526:5521:26
6:54
-0:02
20M
20.00 mi12:46:122:18:156:559:23
6:54
0:00
21M
21.00 mi12:53:152:25:186:557:03
7:03
+0:09
35K
21.75 mi12:58:172:30:206:555:02
6:44
-0:19
23M
23.00 mi13:06:472:38:506:548:30
6:47
+0:03
24M
24.00 mi13:13:122:45:156:536:25
6:25
-0:22
40K
24.85 mi13:18:392:50:426:525:27
6:22
-0:03
25.2M
25.20 mi13:21:012:53:046:522:22
6:52
+0:30
Finish
26.22 mi13:27:002:59:036:505:59
5:52
-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

5:52 /mi

Average Pace

6:50 /mi

Slowest Pace

7:03 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

17:51

10% of race

Time at Steady Pace

2:12:14

74% of race

Time at Slower Pace

28:58

16% of race

Average Pace: 6:50 /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 mi10:49:5221:557:0321:55
7:03
#8259
10K
6.21 mi11:11:2043:236:5921:28
6:55
#7733
15K
9.32 mi11:32:271:04:306:5521:07
6:48
#7237
20K
12.43 mi11:53:521:25:556:5521:25
6:54
#6924
Half
13.11 mi11:58:341:30:376:554:42
6:53
#6924
25K
15.53 mi12:15:231:47:266:5516:49
6:56
#6697
30K
18.64 mi12:36:492:08:526:5521:26
6:54
#6053
20M
20.00 mi12:46:122:18:156:559:23
6:54
#5818
21M
21.00 mi12:53:152:25:186:557:03
7:03
#5580
35K
21.75 mi12:58:172:30:206:555:02
6:44
#5477
23M
23.00 mi13:06:472:38:506:548:30
6:47
#5235
24M
24.00 mi13:13:122:45:156:536:25
6:25
#5020
40K
24.85 mi13:18:392:50:426:525:27
6:22
#4768
25.2M
25.20 mi13:21:012:53:046:522:22
6:52
#4663
Finish
26.22 mi13:27:002:59:036:505:59
5:52
#4369
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF18-39Seg. OverallSeg. FemalesSeg. F18-39
5K3.11 mi3.11 mi8259107610766070(Top 21%)537(Top 4%)537(Top 10%)
10K6.21 mi3.10 mi7733+526900+176900+1767311(Top 26%)776(Top 6%)776(Top 14%)
15K9.32 mi3.11 mi7237+496762+138762+1386070(Top 21%)537(Top 4%)537(Top 10%)
20K12.43 mi3.11 mi6924+313687+75687+756150(Top 22%)584(Top 5%)584(Top 11%)
Half13.11 mi0.68 mi6924691-4691-46861(Top 24%)719(Top 6%)719(Top 13%)
25K15.53 mi2.42 mi6697+227660+31660+315905(Top 21%)568(Top 5%)568(Top 10%)
30K18.64 mi3.11 mi6053+644563+97563+974087(Top 14%)316(Top 3%)316(Top 6%)
20M20.00 mi1.36 mi5818+235524+39524+393578(Top 13%)271(Top 2%)271(Top 5%)
21M21.00 mi1.00 mi5580+238480+44480+442493(Top 9%)164(Top 1%)164(Top 3%)
35K21.75 mi0.75 mi5477+103472+8472+83739(Top 13%)353(Top 3%)353(Top 6%)
23M23.00 mi1.25 mi5235+242446+26446+262676(Top 9%)207(Top 2%)207(Top 4%)
24M24.00 mi1.00 mi5020+215417+29417+291756(Top 6%)115(Top 0.9%)115(Top 2%)
40K24.85 mi0.85 mi4768+252384+33384+331210(Top 4%)79(Top 0.6%)79(Top 1%)
25.2M25.20 mi0.35 mi4663+105373+11373+111183(Top 4%)89(Top 0.7%)89(Top 2%)
Finish26.22 mi1.02 mi4369+294342+31342+31639(Top 2%)35(Top 0.3%)35(Top 0.6%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 21%
×21stories
+97ft-345ft

Overall

6070

Females

537

F18-39

537

5K→10K

3.1 - 6.2 mi

Top 26%
×5stories
+79ft-138ft

Overall

7311

Females

776

F18-39

776

10K→15K

6.2 - 9.3 mi

Top 21%
×3stories
+67ft-78ft

Overall

6070

Females

537

F18-39

537

15K→20K

9.3 - 12.4 mi

Top 22%
×5stories
+106ft-86ft

Overall

6150

Females

584

F18-39

584

20K→Half

12.4 - 13.1 mi

Top 24%
×2stories
+19ft-37ft

Overall

6861

Females

719

F18-39

719

Half→25K

13.1 - 15.5 mi

Top 21%
×4stories
+66ft-88ft

Overall

5905

Females

568

F18-39

568

25K→30K

15.5 - 18.6 mi

Top 14%
×9stories
+181ft-148ft

Overall

4087

Females

316

F18-39

316

30K→20M

18.6 - 20.0 mi

Top 13%
×5stories
+64ft-50ft

Overall

3578

Females

271

F18-39

271

20M→21M

20.0 - 21.0 mi

Top 9%
×8stories
+106ft-24ft

Overall

2493

Females

164

F18-39

164

21M→35K

21.0 - 21.8 mi

Top 13%
×7stories
+17ft-86ft

Overall

3739

Females

353

F18-39

353

35K→23M

21.8 - 23.0 mi

Top 9%
×5stories
+23ft-63ft

Overall

2676

Females

207

F18-39

207

23M→24M

23.0 - 24.0 mi

Top 6%
×6stories
+12ft-82ft

Overall

1756

Females

115

F18-39

115

24M→40K

24.0 - 24.9 mi

Top 4%
×1story
+6ft-20ft

Overall

1210

Females

79

F18-39

79

40K→25.2M

24.9 - 25.2 mi

Top 4%
×1story
+13ft-16ft

Overall

1183

Females

89

F18-39

89

25.2M→Finish

25.2 - 26.2 mi

Top 2%
×2stories
+22ft-21ft

Overall

639

Females

35

F18-39

35

Passing Analysis

Category:
Athletes Passed
4031
Passed By
141
Net Change
+3890
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#8259
5K → 10K57347+526#8259#7733
10K → 15K50610+496#7733#7237
15K → 20K33522+313#7237#6924
20K → Half28280#6924#6924
Half → 25K24619+227#6924#6697
25K → 30K6462+644#6697#6053
30K → 20M2416+235#6053#5818
20M → 21M2380+238#5818#5580
21M → 35K1085+103#5580#5477
35K → 23M2431+242#5477#5235
23M → 24M2161+215#5235#5020
24M → 40K2520+252#5020#4768
40K → 25.2M1050+105#4768#4663
25.2M → Finish2940+294#4663#4369
TOTALS4031141+3890
📊

Passing Visuals

Category:
Loading...

🔥Passing Intensity

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