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BOSTON MARATHON 2025

Rebecca Olivieri

Bib: 27786•F

MA

0:00
0:00
/ mi
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Overall
#0 / 28404
Top 29%
Gender (Female)
#0 / 12228
Top 12%
Division (F18-39)
#0 / 5469
Top 21%
Race Day Weather
50°/40°F
broken clouds

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
21:08
Rank: #6345
Start → 5K
21:08 | 6:48/mi
10K· 6.21 mi
42:46
Rank: #7037 (-692)
5K → 10K
21:38 | 6:58/mi
15K· 9.32 mi
1:04:59
Rank: #7580 (-543)
10K → 15K
22:13 | 7:09/mi
20K· 12.43 mi
1:27:32
Rank: #7792 (-212)
15K → 20K
22:33 | 7:15/mi
Half· 13.11 mi
1:32:32
Rank: #7881 (-89)
20K → Half
5:00 | 7:20/mi
25K· 15.53 mi
1:50:29
Rank: #8015 (-134)
Half → 25K
17:57 | 7:24/mi
30K· 18.64 mi
2:14:03
Rank: #7969 (+46)
25K → 30K
23:34 | 7:35/mi
20M
2:24:18
Rank: #7869 (+100)
30K → 20M
10:15 | 7:33/mi
21M
2:32:24
Rank: #7808 (+61)
20M → 21M
8:06 | 8:06/mi
35K· 21.75 mi
2:38:08
Rank: #7839 (-31)
21M → 35K
5:44 | 7:40/mi
23M
2:48:29
Rank: #8023 (-184)
35K → 23M
10:21 | 8:16/mi
24M
2:56:29
Rank: #8141 (-118)
23M → 24M
8:00 | 8:00/mi
40K· 24.85 mi
3:03:12
Rank: #8148 (-7)
24M → 40K
6:43 | 7:51/mi
25.2M
3:06:11
Rank: #8160 (-12)
40K → 25.2M
2:59 | 8:39/mi
Finish· 26.22 mi
3:13:46
Rank: #8143 (+17)
25.2M → Finish
7:35 | 7:26/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:32:32
Pace7:04 /mi
2nd Half
Distance13.11 mi
Time1:41:14
Pace7:43 /mi
📊Positive Split: 9.4% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:36:4621:086:4821:08
6:48
-
10K
6.21 mi11:58:2442:466:5321:38
6:58
+0:10
15K
9.32 mi12:20:371:04:596:5822:13
7:09
+0:11
20K
12.43 mi12:43:101:27:327:0322:33
7:15
+0:06
Half
13.11 mi12:48:101:32:327:045:00
7:20
+0:05
25K
15.53 mi13:06:071:50:297:0717:57
7:24
+0:04
30K
18.64 mi13:29:412:14:037:1123:34
7:35
+0:11
20M
20.00 mi13:39:562:24:187:1310:15
7:33
-0:02
21M
21.00 mi13:48:022:32:247:158:06
8:06
+0:33
35K
21.75 mi13:53:462:38:087:165:44
7:40
-0:26
23M
23.00 mi14:04:072:48:297:2010:21
8:16
+0:36
24M
24.00 mi14:12:072:56:297:218:00
8:00
-0:16
40K
24.85 mi14:18:503:03:127:226:43
7:51
-0:09
25.2M
25.20 mi14:21:493:06:117:232:59
8:39
+0:48
Finish
26.22 mi14:29:243:13:467:247:35
7:26
-1:13

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

6:48 /mi

Average Pace

7:24 /mi

Slowest Pace

8:39 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

1:27:32

45% of race

Time at Steady Pace

1:10:05

36% of race

Time at Slower Pace

36:09

19% of race

Average Pace: 7:23 /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 mi11:36:4621:086:4821:08
6:48
#6345
10K
6.21 mi11:58:2442:466:5321:38
6:58
#7037
15K
9.32 mi12:20:371:04:596:5822:13
7:09
#7580
20K
12.43 mi12:43:101:27:327:0322:33
7:15
#7792
Half
13.11 mi12:48:101:32:327:045:00
7:20
#7881
25K
15.53 mi13:06:071:50:297:0717:57
7:24
#8015
30K
18.64 mi13:29:412:14:037:1123:34
7:35
#7969
20M
20.00 mi13:39:562:24:187:1310:15
7:33
#7869
21M
21.00 mi13:48:022:32:247:158:06
8:06
#7808
35K
21.75 mi13:53:462:38:087:165:44
7:40
#7839
23M
23.00 mi14:04:072:48:297:2010:21
8:16
#8023
24M
24.00 mi14:12:072:56:297:218:00
8:00
#8141
40K
24.85 mi14:18:503:03:127:226:43
7:51
#8148
25.2M
25.20 mi14:21:493:06:117:232:59
8:39
#8160
Finish
26.22 mi14:29:243:13:467:247:35
7:26
#8143
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF18-39Seg. OverallSeg. FemalesSeg. F18-39
5K3.11 mi3.11 mi63455415418724(Top 31%)1315(Top 11%)1315(Top 24%)
10K6.21 mi3.10 mi7037-692704-163704-1637692(Top 27%)901(Top 7%)901(Top 16%)
15K9.32 mi3.11 mi7580-543869-165869-1658724(Top 31%)1315(Top 11%)1315(Top 24%)
20K12.43 mi3.11 mi7792-212947-78947-788701(Top 31%)1398(Top 11%)1398(Top 26%)
Half13.11 mi0.68 mi7881-89987-40987-4010284(Top 36%)2064(Top 17%)2064(Top 38%)
25K15.53 mi2.42 mi8015-1341059-721059-729199(Top 32%)1722(Top 14%)1722(Top 31%)
30K18.64 mi3.11 mi7969+461098-391098-398353(Top 29%)1531(Top 13%)1531(Top 28%)
20M20.00 mi1.36 mi7869+1001094+41094+47339(Top 26%)1285(Top 11%)1285(Top 23%)
21M21.00 mi1.00 mi7808+611098-41098-47977(Top 28%)1716(Top 14%)1716(Top 31%)
35K21.75 mi0.75 mi7839-311134-361134-369806(Top 35%)2498(Top 20%)2498(Top 46%)
23M23.00 mi1.25 mi8023-1841252-1181252-11811827(Top 42%)3638(Top 30%)3638(Top 67%)
24M24.00 mi1.00 mi8141-1181328-761328-7611241(Top 40%)3421(Top 28%)3421(Top 63%)
40K24.85 mi0.85 mi8148-71358-301358-309192(Top 32%)2536(Top 21%)2536(Top 46%)
25.2M25.20 mi0.35 mi8160-121376-181376-189733(Top 34%)2859(Top 23%)2859(Top 52%)
Finish26.22 mi1.02 mi8143+171411-351411-358788(Top 31%)2426(Top 20%)2426(Top 44%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 31%
×21stories
+97ft-345ft

Overall

8724

Females

1315

F18-39

1315

5K→10K

3.1 - 6.2 mi

Top 27%
×5stories
+79ft-138ft

Overall

7692

Females

901

F18-39

901

10K→15K

6.2 - 9.3 mi

Top 31%
×3stories
+67ft-78ft

Overall

8724

Females

1315

F18-39

1315

15K→20K

9.3 - 12.4 mi

Top 31%
×5stories
+106ft-86ft

Overall

8701

Females

1398

F18-39

1398

20K→Half

12.4 - 13.1 mi

Top 36%
×2stories
+19ft-37ft

Overall

10284

Females

2064

F18-39

2064

Half→25K

13.1 - 15.5 mi

Top 32%
×4stories
+66ft-88ft

Overall

9199

Females

1722

F18-39

1722

25K→30K

15.5 - 18.6 mi

Top 29%
×9stories
+181ft-148ft

Overall

8353

Females

1531

F18-39

1531

30K→20M

18.6 - 20.0 mi

Top 26%
×5stories
+64ft-50ft

Overall

7339

Females

1285

F18-39

1285

20M→21M

20.0 - 21.0 mi

Top 28%
×8stories
+106ft-24ft

Overall

7977

Females

1716

F18-39

1716

21M→35K

21.0 - 21.8 mi

Top 35%
×7stories
+17ft-86ft

Overall

9806

Females

2498

F18-39

2498

35K→23M

21.8 - 23.0 mi

Top 42%
×5stories
+23ft-63ft

Overall

11827

Females

3638

F18-39

3638

23M→24M

23.0 - 24.0 mi

Top 40%
×6stories
+12ft-82ft

Overall

11241

Females

3421

F18-39

3421

24M→40K

24.0 - 24.9 mi

Top 32%
×1story
+6ft-20ft

Overall

9192

Females

2536

F18-39

2536

40K→25.2M

24.9 - 25.2 mi

Top 34%
×1story
+13ft-16ft

Overall

9733

Females

2859

F18-39

2859

25.2M→Finish

25.2 - 26.2 mi

Top 31%
×2stories
+22ft-21ft

Overall

8788

Females

2426

F18-39

2426

Passing Analysis

Category:
Athletes Passed
1051
Passed By
2849
Net Change
-1798
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#6345
5K → 10K41733-692#6345#7037
10K → 15K34577-543#7037#7580
15K → 20K75287-212#7580#7792
20K → Half695-89#7792#7881
Half → 25K86220-134#7881#8015
25K → 30K211165+46#8015#7969
30K → 20M14343+100#7969#7869
20M → 21M12362+61#7869#7808
21M → 35K5182-31#7808#7839
35K → 23M65249-184#7839#8023
23M → 24M48166-118#8023#8141
24M → 40K6168-7#8141#8148
40K → 25.2M2436-12#8148#8160
25.2M → Finish8366+17#8160#8143
TOTALS10512849-1798
📊

Passing Visuals

Category:
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🔥Passing Intensity

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🔄Passing Circle

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🌊Position Flow

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🏃Race Lanes

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Public Race Data

Boston Athletic Association

Boston Athletic Association

Mika Timing

Mika Timing