Boston Marathon logo
BOSTON MARATHON 2025

Jacqueline O'Neill

Bib: 14989•F

MA

0:00
0:00
/ mi
Be the first to cheer!
Overall
#0 / 28404
Top 35%
Gender (Female)
#0 / 12228
Top 18%
Division (F18-39)
#0 / 5469
Top 31%
Race Day Weather
50°/40°F
broken clouds

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
23:20
Rank: #12354
Start → 5K
23:20 | 7:31/mi
10K· 6.21 mi
46:44
Rank: #12318 (+36)
5K → 10K
23:24 | 7:32/mi
15K· 9.32 mi
1:10:11
Rank: #12246 (+72)
10K → 15K
23:27 | 7:33/mi
20K· 12.43 mi
1:33:30
Rank: #11842 (+404)
15K → 20K
23:19 | 7:30/mi
Half· 13.11 mi
1:38:34
Rank: #11797 (+45)
20K → Half
5:04 | 7:26/mi
25K· 15.53 mi
1:56:37
Rank: #11392 (+405)
Half → 25K
18:03 | 7:27/mi
30K· 18.64 mi
2:20:26
Rank: #10900 (+492)
25K → 30K
23:49 | 7:40/mi
20M
2:30:52
Rank: #10634 (+266)
30K → 20M
10:26 | 7:41/mi
21M
2:38:54
Rank: #10404 (+230)
20M → 21M
8:02 | 8:02/mi
35K· 21.75 mi
2:44:32
Rank: #10331 (+73)
21M → 35K
5:38 | 7:32/mi
23M
2:54:16
Rank: #10161 (+170)
35K → 23M
9:44 | 7:46/mi
24M
3:01:54
Rank: #10053 (+108)
23M → 24M
7:38 | 7:38/mi
40K· 24.85 mi
3:08:32
Rank: #9955 (+98)
24M → 40K
6:38 | 7:45/mi
25.2M
3:11:25
Rank: #9910 (+45)
40K → 25.2M
2:53 | 8:22/mi
Finish· 26.22 mi
3:19:01
Rank: #9834 (+76)
25.2M → Finish
7:36 | 7:27/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 HalfFaster
Distance13.11 mi
Time1:38:34
Pace7:31 /mi
2nd Half
Distance13.11 mi
Time1:40:27
Pace7:40 /mi
📊Positive Split: 1.9% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:54:3823:207:3123:20
7:31
-
10K
6.21 mi11:18:0246:447:3123:24
7:32
+0:01
15K
9.32 mi11:41:291:10:117:3223:27
7:33
+0:01
20K
12.43 mi12:04:481:33:307:3123:19
7:30
-0:03
Half
13.11 mi12:09:521:38:347:315:04
7:26
-0:04
25K
15.53 mi12:27:551:56:377:3018:03
7:27
+0:01
30K
18.64 mi12:51:442:20:267:3223:49
7:40
+0:13
20M
20.00 mi13:02:102:30:527:3310:26
7:41
+0:01
21M
21.00 mi13:10:122:38:547:348:02
8:02
+0:21
35K
21.75 mi13:15:502:44:327:345:38
7:32
-0:30
23M
23.00 mi13:25:342:54:167:359:44
7:46
+0:14
24M
24.00 mi13:33:123:01:547:357:38
7:38
-0:08
40K
24.85 mi13:39:503:08:327:356:38
7:45
+0:07
25.2M
25.20 mi13:42:433:11:257:362:53
8:22
+0:37
Finish
26.22 mi13:50:193:19:017:367:36
7:27
-0:55

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

7:26 /mi

Average Pace

7:36 /mi

Slowest Pace

8:22 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

3:16:08

99% of race

Time at Steady Pace

2:53

1% 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

Overall Pace Trend

CheckpointDistanceTime of DayTimeAvg PaceSegmentPaceTrendRank
5K
3.11 mi10:54:3823:207:3123:20
7:31
#12354
10K
6.21 mi11:18:0246:447:3123:24
7:32
#12318
15K
9.32 mi11:41:291:10:117:3223:27
7:33
#12246
20K
12.43 mi12:04:481:33:307:3123:19
7:30
#11842
Half
13.11 mi12:09:521:38:347:315:04
7:26
#11797
25K
15.53 mi12:27:551:56:377:3018:03
7:27
#11392
30K
18.64 mi12:51:442:20:267:3223:49
7:40
#10900
20M
20.00 mi13:02:102:30:527:3310:26
7:41
#10634
21M
21.00 mi13:10:122:38:547:348:02
8:02
#10404
35K
21.75 mi13:15:502:44:327:345:38
7:32
#10331
23M
23.00 mi13:25:342:54:167:359:44
7:46
#10161
24M
24.00 mi13:33:123:01:547:357:38
7:38
#10053
40K
24.85 mi13:39:503:08:327:356:38
7:45
#9955
25.2M
25.20 mi13:42:433:11:257:362:53
8:22
#9910
Finish
26.22 mi13:50:193:19:017:367:36
7:27
#9834
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF18-39Seg. OverallSeg. FemalesSeg. F18-39
5K3.11 mi3.11 mi123542988298812172(Top 43%)2999(Top 25%)2999(Top 55%)
10K6.21 mi3.10 mi12318+362966+222966+2212392(Top 44%)3025(Top 25%)3025(Top 55%)
15K9.32 mi3.11 mi12246+722971-52971-512172(Top 43%)2999(Top 25%)2999(Top 55%)
20K12.43 mi3.11 mi11842+4042781+1902781+19010823(Top 38%)2380(Top 19%)2380(Top 44%)
Half13.11 mi0.68 mi11797+452771+102771+1011143(Top 39%)2484(Top 20%)2484(Top 45%)
25K15.53 mi2.42 mi11392+4052589+1822589+1829521(Top 34%)1888(Top 15%)1888(Top 35%)
30K18.64 mi3.11 mi10900+4922409+1802409+1808970(Top 32%)1827(Top 15%)1827(Top 33%)
20M20.00 mi1.36 mi10634+2662322+872322+878233(Top 29%)1637(Top 13%)1637(Top 30%)
21M21.00 mi1.00 mi10404+2302240+822240+827565(Top 27%)1545(Top 13%)1545(Top 28%)
35K21.75 mi0.75 mi10331+732229+112229+118875(Top 31%)2069(Top 17%)2069(Top 38%)
23M23.00 mi1.25 mi10161+1702191+382191+388428(Top 30%)2006(Top 16%)2006(Top 37%)
24M24.00 mi1.00 mi10053+1082171+202171+208679(Top 31%)2174(Top 18%)2174(Top 40%)
40K24.85 mi0.85 mi9955+982153+182153+188512(Top 30%)2227(Top 18%)2227(Top 41%)
25.2M25.20 mi0.35 mi9910+452147+62147+68029(Top 28%)2087(Top 17%)2087(Top 38%)
Finish26.22 mi1.02 mi9834+76214721478923(Top 31%)2497(Top 20%)2497(Top 46%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 43%
×21stories
+97ft-345ft

Overall

12172

Females

2999

F18-39

2999

5K→10K

3.1 - 6.2 mi

Top 44%
×5stories
+79ft-138ft

Overall

12392

Females

3025

F18-39

3025

10K→15K

6.2 - 9.3 mi

Top 43%
×3stories
+67ft-78ft

Overall

12172

Females

2999

F18-39

2999

15K→20K

9.3 - 12.4 mi

Top 38%
×5stories
+106ft-86ft

Overall

10823

Females

2380

F18-39

2380

20K→Half

12.4 - 13.1 mi

Top 39%
×2stories
+19ft-37ft

Overall

11143

Females

2484

F18-39

2484

Half→25K

13.1 - 15.5 mi

Top 34%
×4stories
+66ft-88ft

Overall

9521

Females

1888

F18-39

1888

25K→30K

15.5 - 18.6 mi

Top 32%
×9stories
+181ft-148ft

Overall

8970

Females

1827

F18-39

1827

30K→20M

18.6 - 20.0 mi

Top 29%
×5stories
+64ft-50ft

Overall

8233

Females

1637

F18-39

1637

20M→21M

20.0 - 21.0 mi

Top 27%
×8stories
+106ft-24ft

Overall

7565

Females

1545

F18-39

1545

21M→35K

21.0 - 21.8 mi

Top 31%
×7stories
+17ft-86ft

Overall

8875

Females

2069

F18-39

2069

35K→23M

21.8 - 23.0 mi

Top 30%
×5stories
+23ft-63ft

Overall

8428

Females

2006

F18-39

2006

23M→24M

23.0 - 24.0 mi

Top 31%
×6stories
+12ft-82ft

Overall

8679

Females

2174

F18-39

2174

24M→40K

24.0 - 24.9 mi

Top 30%
×1story
+6ft-20ft

Overall

8512

Females

2227

F18-39

2227

40K→25.2M

24.9 - 25.2 mi

Top 28%
×1story
+13ft-16ft

Overall

8029

Females

2087

F18-39

2087

25.2M→Finish

25.2 - 26.2 mi

Top 31%
×2stories
+22ft-21ft

Overall

8923

Females

2497

F18-39

2497

Passing Analysis

Category:
Athletes Passed
3164
Passed By
644
Net Change
+2520
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#12354
5K → 10K276240+36#12354#12318
10K → 15K220148+72#12318#12246
15K → 20K43430+404#12246#11842
20K → Half6116+45#11842#11797
Half → 25K41813+405#11797#11392
25K → 30K52129+492#11392#10900
30K → 20M27610+266#10900#10634
20M → 21M24616+230#10634#10404
21M → 35K9522+73#10404#10331
35K → 23M19424+170#10331#10161
23M → 24M13022+108#10161#10053
24M → 40K12426+98#10053#9955
40K → 25.2M5914+45#9955#9910
25.2M → Finish11034+76#9910#9834
TOTALS3164644+2520
📊

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