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BOSTON MARATHON 2025

Olivia Sherman

Bib: 27987•F

LA

0:00
0:00
/ mi
Masters
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Overall
#0 / 28404
Gender (Female)
#0 / 12228
Masters (Masters Women)
#0 / 6759
Division (F45-49)
#0 / 1813
Race Day Weather
50°/40°F
broken clouds

⏱️ Race Timeline

Course Elevation
7–469 ft
≈
×2stacked redwood trees
•▲ 890 ft climb · ▼ 1342 ft descent
Ribbon color based on
FasterSteadySlower· vs. your average pace
Start
0:00
Race begins
5K· 3.11 mi
8:59/mi
27:56
↑ 97↓ 3451.5%
10K· 6.21 mi
9:12/mi
56:32
↑ 79↓ 1380.4%
15K· 9.32 mi
9:22/mi
1:25:38
↑ 67↓ 78
20K· 12.43 mi
9:24/mi
1:54:50
↑ 106↓ 860.1%
Half· 13.11 mi
9:17/mi
2:01:10
↑ 19↓ 370.5%
25K· 15.53 mi
9:32/mi
2:24:16
↑ 66↓ 880.2%
30K· 18.64 mi
10:06/mi
2:55:40
↑ 181↓ 1480.2%
20M
10:05/mi
3:09:22
↑ 64↓ 500.2%
21M
10:41/mi
3:20:03
↑ 106↓ 241.6%
35K· 21.75 mi
9:23/mi
3:27:04
↑ 17↓ 861.7%
23M
9:40/mi
3:39:10
↑ 23↓ 630.6%
24M
9:28/mi
3:48:38
↓ 821.3%
40K· 24.85 mi
9:41/mi
3:56:55
↓ 200.3%
25.2M
10:18/mi
4:00:28
↑ 13↓ 160.2%
Finish· 26.22 mi
9:09/mi
4:09:47
↑ 22↓ 21

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time2:01:10
Pace9:15 /mi
2nd Half
Distance13.11 mi
Time2:08:37
Pace9:49 /mi
📊Positive Split: 6.1% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:45:2427:568:5927:56
8:59
-
10K
6.21 mi12:14:0056:329:0628:36
9:12
+0:13
15K
9.32 mi12:43:061:25:389:1129:06
9:22
+0:10
20K
12.43 mi13:12:181:54:509:1429:12
9:24
+0:02
Half
13.11 mi13:18:382:01:109:156:20
9:17
-0:07
25K
15.53 mi13:41:442:24:169:1723:06
9:32
+0:15
30K
18.64 mi14:13:082:55:409:2531:24
10:06
+0:34
20M
20.00 mi14:26:503:09:229:2813:42
10:05
-0:01
21M
21.00 mi14:37:313:20:039:3210:41
10:41
+0:36
35K
21.75 mi14:44:323:27:049:317:01
9:23
-1:18
23M
23.00 mi14:56:383:39:109:3212:06
9:40
+0:17
24M
24.00 mi15:06:063:48:389:329:28
9:28
-0:12
40K
24.85 mi15:14:233:56:559:328:17
9:41
+0:13
25.2M
25.20 mi15:17:564:00:289:333:33
10:18
+0:37
Finish
26.22 mi15:27:154:09:479:329:19
9:09
-1:09

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

8:59 /mi

Average Pace

9:32 /mi

Slowest Pace

10:41 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

3:10:27

76% of race

Time at Steady Pace

48:39

19% of race

Time at Slower Pace

10:41

4% of race

Average Pace: 9:32 /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 mi11:45:2427:568:5927:56
8:59
#22381
10K
6.21 mi12:14:0056:329:0628:36
9:12
#22808
15K
9.32 mi12:43:061:25:389:1129:06
9:22
#23043
20K
12.43 mi13:12:181:54:509:1429:12
9:24
#22951
Half
13.11 mi13:18:382:01:109:156:20
9:17
#22938
25K
15.53 mi13:41:442:24:169:1723:06
9:32
#22743
30K
18.64 mi14:13:082:55:409:2531:24
10:06
#22568
20M
20.00 mi14:26:503:09:229:2813:42
10:05
#22460
21M
21.00 mi14:37:313:20:039:3210:41
10:41
#22330
35K
21.75 mi14:44:323:27:049:317:01
9:23
#22248
23M
23.00 mi14:56:383:39:109:3212:06
9:40
#22058
24M
24.00 mi15:06:063:48:389:329:28
9:28
#21937
40K
24.85 mi15:14:233:56:559:328:17
9:41
#21841
25.2M
25.20 mi15:17:564:00:289:333:33
10:18
#21791
Finish
26.22 mi15:27:154:09:479:329:19
9:09
#21708
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF45-49Seg. OverallSeg. FemalesSeg. F45-49
5K3.11 mi3.11 mi223818846884623387(Top 82%)9309(Top 76%)9309(Top 513%)
10K6.21 mi3.10 mi22808-4279049-2039049-20323223(Top 82%)9247(Top 76%)9247(Top 510%)
15K9.32 mi3.11 mi23043-2359152-1039152-10323387(Top 82%)9309(Top 76%)9309(Top 513%)
20K12.43 mi3.11 mi22951+929099+539099+5322581(Top 79%)8907(Top 73%)8907(Top 491%)
Half13.11 mi0.68 mi22938+139093+69093+622913(Top 81%)9091(Top 74%)9091(Top 501%)
25K15.53 mi2.42 mi22743+1959000+939000+9321956(Top 77%)8626(Top 71%)8626(Top 476%)
30K18.64 mi3.11 mi22568+1758947+538947+5321929(Top 77%)8743(Top 71%)8743(Top 482%)
20M20.00 mi1.36 mi22460+1088906+418906+4121231(Top 75%)8488(Top 69%)8488(Top 468%)
21M21.00 mi1.00 mi22330+1308848+588848+5820577(Top 72%)8233(Top 67%)8233(Top 454%)
35K21.75 mi0.75 mi22248+828820+288820+2819906(Top 70%)7937(Top 65%)7937(Top 438%)
23M23.00 mi1.25 mi22058+1908750+708750+7019349(Top 68%)7708(Top 63%)7708(Top 425%)
24M24.00 mi1.00 mi21937+1218705+458705+4519539(Top 69%)7853(Top 64%)7853(Top 433%)
40K24.85 mi0.85 mi21841+968675+308675+3019460(Top 69%)7876(Top 64%)7876(Top 434%)
25.2M25.20 mi0.35 mi21791+508652+238652+2318344(Top 65%)7332(Top 60%)7332(Top 404%)
Finish26.22 mi1.02 mi21708+838619+338619+3319737(Top 69%)8007(Top 65%)8007(Top 442%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 82%
×21story building
+97ft-345ft

Overall

23387

Females

9309

F45-49

9309

5K→10K

3.1 - 6.2 mi

Top 82%
×5story building
+79ft-138ft

Overall

23223

Females

9247

F45-49

9247

10K→15K

6.2 - 9.3 mi

Top 82%
×3story building
+67ft-78ft

Overall

23387

Females

9309

F45-49

9309

15K→20K

9.3 - 12.4 mi

Top 79%
×5story building
+106ft-86ft

Overall

22581

Females

8907

F45-49

8907

20K→Half

12.4 - 13.1 mi

Top 81%
×2story building
+19ft-37ft

Overall

22913

Females

9091

F45-49

9091

Half→25K

13.1 - 15.5 mi

Top 77%
×4story building
+66ft-88ft

Overall

21956

Females

8626

F45-49

8626

25K→30K

15.5 - 18.6 mi

Top 77%
×9story building
+181ft-148ft

Overall

21929

Females

8743

F45-49

8743

30K→20M

18.6 - 20.0 mi

Top 75%
×5story building
+64ft-50ft

Overall

21231

Females

8488

F45-49

8488

20M→21M

20.0 - 21.0 mi

Top 72%
×8story building
+106ft-24ft

Overall

20577

Females

8233

F45-49

8233

21M→35K

21.0 - 21.8 mi

Top 70%
×7story building
+17ft-86ft

Overall

19906

Females

7937

F45-49

7937

35K→23M

21.8 - 23.0 mi

Top 68%
×5story building
+23ft-63ft

Overall

19349

Females

7708

F45-49

7708

23M→24M

23.0 - 24.0 mi

Top 69%
×6story building
+12ft-82ft

Overall

19539

Females

7853

F45-49

7853

24M→40K

24.0 - 24.9 mi

Top 69%
×1story
+6ft-20ft

Overall

19460

Females

7876

F45-49

7876

40K→25.2M

24.9 - 25.2 mi

Top 65%
×1story
+13ft-16ft

Overall

18344

Females

7332

F45-49

7332

25.2M→Finish

25.2 - 26.2 mi

Top 69%
×2story building
+22ft-21ft

Overall

19737

Females

8007

F45-49

8007

Passing Analysis

Category:
Athletes Passed
1914
Passed By
1241
Net Change
+673
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#22381
5K → 10K103530-427#22381#22808
10K → 15K98333-235#22808#23043
15K → 20K218126+92#23043#22951
20K → Half3926+13#22951#22938
Half → 25K24348+195#22938#22743
25K → 30K26085+175#22743#22568
30K → 20M12921+108#22568#22460
20M → 21M14818+130#22460#22330
21M → 35K919+82#22330#22248
35K → 23M1999+190#22248#22058
23M → 24M1309+121#22058#21937
24M → 40K10711+96#21937#21841
40K → 25.2M533+50#21841#21791
25.2M → Finish9613+83#21791#21708
TOTALS19141241+673
📊

Passing Visuals

Category:
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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