Boston Marathon logo
BOSTON MARATHON 2025

Elizabeth Olivera

Bib: 18461•F

NY

0:00
0:00
/ mi
Masters
Be the first to cheer!
Overall
#0 / 28404
Gender (Female)
#0 / 12228
Top 45%
Masters (Masters Women)
#0 / 6759
Top 32%
Division (F40-44)
#0 / 1718
Race Day Weather
50°/40°F
broken clouds

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
24:22
Rank: #15220
Start → 5K
24:22 | 7:51/mi
10K· 6.21 mi
48:04
Rank: #14214 (+1006)
5K → 10K
23:42 | 7:38/mi
15K· 9.32 mi
1:12:41
Rank: #14618 (-404)
10K → 15K
24:37 | 7:55/mi
20K· 12.43 mi
1:39:11
Rank: #15782 (-1164)
15K → 20K
26:30 | 8:32/mi
Half· 13.11 mi
1:44:49
Rank: #15889 (-107)
20K → Half
5:38 | 8:15/mi
25K· 15.53 mi
2:05:27
Rank: #16142 (-253)
Half → 25K
20:38 | 8:31/mi
30K· 18.64 mi
2:33:03
Rank: #16283 (-141)
25K → 30K
27:36 | 8:53/mi
20M
2:45:20
Rank: #16294 (-11)
30K → 20M
12:17 | 9:02/mi
21M
2:55:26
Rank: #16411 (-117)
20M → 21M
10:06 | 10:06/mi
35K· 21.75 mi
3:01:54
Rank: #16379 (+32)
21M → 35K
6:28 | 8:39/mi
23M
3:12:53
Rank: #16242 (+137)
35K → 23M
10:59 | 8:46/mi
24M
3:21:30
Rank: #16178 (+64)
23M → 24M
8:37 | 8:37/mi
40K· 24.85 mi
3:29:07
Rank: #16165 (+13)
24M → 40K
7:37 | 8:54/mi
25.2M
3:32:32
Rank: #16167 (-2)
40K → 25.2M
3:25 | 9:54/mi
Finish· 26.22 mi
3:41:01
Rank: #16123 (+44)
25.2M → Finish
8:29 | 8:19/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
Time1:44:49
Pace8:00 /mi
2nd Half
Distance13.11 mi
Time1:56:12
Pace8:52 /mi
📊Positive Split: 10.9% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:15:4324:227:5124:22
7:51
-
10K
6.21 mi11:39:2548:047:4423:42
7:38
-0:13
15K
9.32 mi12:04:021:12:417:4824:37
7:55
+0:17
20K
12.43 mi12:30:321:39:117:5926:30
8:32
+0:37
Half
13.11 mi12:36:101:44:498:005:38
8:15
-0:17
25K
15.53 mi12:56:482:05:278:0520:38
8:31
+0:16
30K
18.64 mi13:24:242:33:038:1327:36
8:53
+0:22
20M
20.00 mi13:36:412:45:208:1612:17
9:02
+0:09
21M
21.00 mi13:46:472:55:268:2110:06
10:06
+1:04
35K
21.75 mi13:53:153:01:548:226:28
8:39
-1:27
23M
23.00 mi14:04:143:12:538:2310:59
8:46
+0:07
24M
24.00 mi14:12:513:21:308:248:37
8:37
-0:09
40K
24.85 mi14:20:283:29:078:257:37
8:54
+0:17
25.2M
25.20 mi14:23:533:32:328:263:25
9:54
+1:00
Finish
26.22 mi14:32:223:41:018:268:29
8:19
-1:35

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

7:38 /mi

Average Pace

8:26 /mi

Slowest Pace

10:06 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

1:18:19

35% of race

Time at Steady Pace

1:56:54

53% of race

Time at Slower Pace

25:48

12% of race

Average Pace: 8:26 /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 mi11:15:4324:227:5124:22
7:51
#15220
10K
6.21 mi11:39:2548:047:4423:42
7:38
#14214
15K
9.32 mi12:04:021:12:417:4824:37
7:55
#14618
20K
12.43 mi12:30:321:39:117:5926:30
8:32
#15782
Half
13.11 mi12:36:101:44:498:005:38
8:15
#15889
25K
15.53 mi12:56:482:05:278:0520:38
8:31
#16142
30K
18.64 mi13:24:242:33:038:1327:36
8:53
#16283
20M
20.00 mi13:36:412:45:208:1612:17
9:02
#16294
21M
21.00 mi13:46:472:55:268:2110:06
10:06
#16411
35K
21.75 mi13:53:153:01:548:226:28
8:39
#16379
23M
23.00 mi14:04:143:12:538:2310:59
8:46
#16242
24M
24.00 mi14:12:513:21:308:248:37
8:37
#16178
40K
24.85 mi14:20:283:29:078:257:37
8:54
#16165
25.2M
25.20 mi14:23:533:32:328:263:25
9:54
#16167
Finish
26.22 mi14:32:223:41:018:268:29
8:19
#16123
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF40-44Seg. OverallSeg. FemalesSeg. F40-44
5K3.11 mi3.11 mi152204667466715434(Top 54%)4828(Top 39%)4828(Top 281%)
10K6.21 mi3.10 mi14214+10064067+6004067+60013288(Top 47%)3552(Top 29%)3552(Top 207%)
15K9.32 mi3.11 mi14618-4044324-2574324-25715434(Top 54%)4828(Top 39%)4828(Top 281%)
20K12.43 mi3.11 mi15782-11645032-7085032-70818435(Top 65%)6585(Top 54%)6585(Top 383%)
Half13.11 mi0.68 mi15889-1075087-555087-5517670(Top 62%)6124(Top 50%)6124(Top 356%)
25K15.53 mi2.42 mi16142-2535242-1555242-15517268(Top 61%)6008(Top 49%)6008(Top 350%)
30K18.64 mi3.11 mi16283-1415403-1615403-16117071(Top 60%)6062(Top 50%)6062(Top 353%)
20M20.00 mi1.36 mi16294-115430-275430-2717018(Top 60%)6140(Top 50%)6140(Top 357%)
21M21.00 mi1.00 mi16411-1175533-1035533-10318680(Top 66%)7162(Top 59%)7162(Top 417%)
35K21.75 mi0.75 mi16379+325530+35530+316353(Top 58%)5973(Top 49%)5973(Top 348%)
23M23.00 mi1.25 mi16242+1375487+435487+4314983(Top 53%)5329(Top 44%)5329(Top 310%)
24M24.00 mi1.00 mi16178+645486+15486+115283(Top 54%)5533(Top 45%)5533(Top 322%)
40K24.85 mi0.85 mi16165+135491-55491-515819(Top 56%)5948(Top 49%)5948(Top 346%)
25.2M25.20 mi0.35 mi16167-25506-155506-1516622(Top 59%)6390(Top 52%)6390(Top 372%)
Finish26.22 mi1.02 mi16123+445503+35503+315096(Top 53%)5533(Top 45%)5533(Top 322%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 54%
×21stories
+97ft-345ft

Overall

15434

Females

4828

F40-44

4828

5K→10K

3.1 - 6.2 mi

Top 47%
×5stories
+79ft-138ft

Overall

13288

Females

3552

F40-44

3552

10K→15K

6.2 - 9.3 mi

Top 54%
×3stories
+67ft-78ft

Overall

15434

Females

4828

F40-44

4828

15K→20K

9.3 - 12.4 mi

Top 65%
×5stories
+106ft-86ft

Overall

18435

Females

6585

F40-44

6585

20K→Half

12.4 - 13.1 mi

Top 62%
×2stories
+19ft-37ft

Overall

17670

Females

6124

F40-44

6124

Half→25K

13.1 - 15.5 mi

Top 61%
×4stories
+66ft-88ft

Overall

17268

Females

6008

F40-44

6008

25K→30K

15.5 - 18.6 mi

Top 60%
×9stories
+181ft-148ft

Overall

17071

Females

6062

F40-44

6062

30K→20M

18.6 - 20.0 mi

Top 60%
×5stories
+64ft-50ft

Overall

17018

Females

6140

F40-44

6140

20M→21M

20.0 - 21.0 mi

Top 66%
×8stories
+106ft-24ft

Overall

18680

Females

7162

F40-44

7162

21M→35K

21.0 - 21.8 mi

Top 58%
×7stories
+17ft-86ft

Overall

16353

Females

5973

F40-44

5973

35K→23M

21.8 - 23.0 mi

Top 53%
×5stories
+23ft-63ft

Overall

14983

Females

5329

F40-44

5329

23M→24M

23.0 - 24.0 mi

Top 54%
×6stories
+12ft-82ft

Overall

15283

Females

5533

F40-44

5533

24M→40K

24.0 - 24.9 mi

Top 56%
×1story
+6ft-20ft

Overall

15819

Females

5948

F40-44

5948

40K→25.2M

24.9 - 25.2 mi

Top 59%
×1story
+13ft-16ft

Overall

16622

Females

6390

F40-44

6390

25.2M→Finish

25.2 - 26.2 mi

Top 53%
×2stories
+22ft-21ft

Overall

15096

Females

5533

F40-44

5533

Passing Analysis

Category:
Athletes Passed
2210
Passed By
3113
Net Change
-903
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#15220
5K → 10K105145+1006#15220#14214
10K → 15K97501-404#14214#14618
15K → 20K431207-1164#14618#15782
20K → Half14121-107#15782#15889
Half → 25K99352-253#15889#16142
25K → 30K184325-141#16142#16283
30K → 20M99110-11#16283#16294
20M → 21M72189-117#16294#16411
21M → 35K7644+32#16411#16379
35K → 23M18144+137#16379#16242
23M → 24M10238+64#16242#16178
24M → 40K6552+13#16178#16165
40K → 25.2M3537-2#16165#16167
25.2M → Finish9248+44#16167#16123
TOTALS22103113-903
📊

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