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BOSTON MARATHON 2025

Emily Oliver

Bib: 27927•F

MA

0:00
0:00
/ mi
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Overall
#0 / 28404
Gender (Female)
#0 / 12228
Division (F18-39)
#0 / 5469
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
10:14/mi
31:47
↑ 97↓ 3451.5%
10K· 6.21 mi
10:21/mi
1:03:56
↑ 79↓ 1380.4%
15K· 9.32 mi
10:13/mi
1:35:42
↑ 67↓ 78
20K· 12.43 mi
10:10/mi
2:07:16
↑ 106↓ 860.1%
Half· 13.11 mi
10:01/mi
2:14:06
↑ 19↓ 370.5%
25K· 15.53 mi
10:31/mi
2:39:36
↑ 66↓ 880.2%
30K· 18.64 mi
10:57/mi
3:13:36
↑ 181↓ 1480.2%
20M
10:59/mi
3:28:32
↑ 64↓ 500.2%
21M
11:29/mi
3:40:01
↑ 106↓ 241.6%
35K· 21.75 mi
9:55/mi
3:47:26
↑ 17↓ 861.7%
23M
10:23/mi
4:00:26
↑ 23↓ 630.6%
24M
10:19/mi
4:10:45
↓ 821.3%
40K· 24.85 mi
10:56/mi
4:20:06
↓ 200.3%
25.2M
11:16/mi
4:23:59
↑ 13↓ 160.2%
Finish· 26.22 mi
9:33/mi
4:33:43
↑ 22↓ 21

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time2:14:06
Pace10:14 /mi
2nd Half
Distance13.11 mi
Time2:19:37
Pace10:39 /mi
📊Positive Split: 4.1% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:58:0431:4710:1431:47
10:14
-
10K
6.21 mi12:30:131:03:5610:1732:09
10:21
+0:07
15K
9.32 mi13:01:591:35:4210:1631:46
10:13
-0:08
20K
12.43 mi13:33:332:07:1610:1431:34
10:10
-0:03
Half
13.11 mi13:40:232:14:0610:146:50
10:01
-0:09
25K
15.53 mi14:05:532:39:3610:1625:30
10:31
+0:30
30K
18.64 mi14:39:533:13:3610:2334:00
10:57
+0:26
20M
20.00 mi14:54:493:28:3210:2614:56
10:59
+0:02
21M
21.00 mi15:06:183:40:0110:2911:29
11:29
+0:30
35K
21.75 mi15:13:433:47:2610:277:25
9:55
-1:34
23M
23.00 mi15:26:434:00:2610:2713:00
10:23
+0:28
24M
24.00 mi15:37:024:10:4510:2710:19
10:19
-0:04
40K
24.85 mi15:46:234:20:0610:289:21
10:56
+0:37
25.2M
25.20 mi15:50:164:23:5910:293:53
11:16
+0:20
Finish
26.22 mi16:00:004:33:4310:279:44
9:33
-1:43

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

9:33 /mi

Average Pace

10:27 /mi

Slowest Pace

11:29 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

23:59

9% of race

Time at Steady Pace

2:56:05

64% of race

Time at Slower Pace

1:13:39

27% of race

Average Pace: 10:26 /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 mi11:58:0431:4710:1431:47
10:14
#26131
10K
6.21 mi12:30:131:03:5610:1732:09
10:21
#26076
15K
9.32 mi13:01:591:35:4210:1631:46
10:13
#25855
20K
12.43 mi13:33:332:07:1610:1431:34
10:10
#25504
Half
13.11 mi13:40:232:14:0610:146:50
10:01
#25471
25K
15.53 mi14:05:532:39:3610:1625:30
10:31
#25265
30K
18.64 mi14:39:533:13:3610:2334:00
10:57
#25025
20M
20.00 mi14:54:493:28:3210:2614:56
10:59
#24928
21M
21.00 mi15:06:183:40:0110:2911:29
11:29
#24810
35K
21.75 mi15:13:433:47:2610:277:25
9:55
#24729
23M
23.00 mi15:26:434:00:2610:2713:00
10:23
#24608
24M
24.00 mi15:37:024:10:4510:2710:19
10:19
#24521
40K
24.85 mi15:46:234:20:0610:289:21
10:56
#24472
25.2M
25.20 mi15:50:164:23:5910:293:53
11:16
#24434
Finish
26.22 mi16:00:004:33:4310:279:44
9:33
#24345
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF18-39Seg. OverallSeg. FemalesSeg. F18-39
5K3.11 mi3.11 mi26131108321083225461(Top 90%)10487(Top 86%)10487(Top 192%)
10K6.21 mi3.10 mi26076+5510816+1610816+1626001(Top 92%)10791(Top 88%)10791(Top 197%)
15K9.32 mi3.11 mi25855+22110700+11610700+11625461(Top 90%)10487(Top 86%)10487(Top 192%)
20K12.43 mi3.11 mi25504+35110514+18610514+18624548(Top 86%)10018(Top 82%)10018(Top 183%)
Half13.11 mi0.68 mi25471+3310493+2110493+2124848(Top 87%)10197(Top 83%)10197(Top 186%)
25K15.53 mi2.42 mi25265+20610401+9210401+9224406(Top 86%)9965(Top 81%)9965(Top 182%)
30K18.64 mi3.11 mi25025+24010289+11210289+11223907(Top 84%)9822(Top 80%)9822(Top 180%)
20M20.00 mi1.36 mi24928+9710258+3110258+3123547(Top 83%)9714(Top 79%)9714(Top 178%)
21M21.00 mi1.00 mi24810+11810197+6110197+6122576(Top 79%)9287(Top 76%)9287(Top 170%)
35K21.75 mi0.75 mi24729+8110163+3410163+3421629(Top 76%)8850(Top 72%)8850(Top 162%)
23M23.00 mi1.25 mi24608+12110119+4410119+4421672(Top 76%)8911(Top 73%)8911(Top 163%)
24M24.00 mi1.00 mi24521+8710084+3510084+3522278(Top 78%)9285(Top 76%)9285(Top 170%)
40K24.85 mi0.85 mi24472+4910066+1810066+1822978(Top 81%)9696(Top 79%)9696(Top 177%)
25.2M25.20 mi0.35 mi24434+3810045+2110045+2121348(Top 75%)8855(Top 72%)8855(Top 162%)
Finish26.22 mi1.02 mi24345+8910020+2510020+2521335(Top 75%)8839(Top 72%)8839(Top 162%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 90%
×21story building
+97ft-345ft

Overall

25461

Females

10487

F18-39

10487

5K→10K

3.1 - 6.2 mi

Top 92%
×5story building
+79ft-138ft

Overall

26001

Females

10791

F18-39

10791

10K→15K

6.2 - 9.3 mi

Top 90%
×3story building
+67ft-78ft

Overall

25461

Females

10487

F18-39

10487

15K→20K

9.3 - 12.4 mi

Top 86%
×5story building
+106ft-86ft

Overall

24548

Females

10018

F18-39

10018

20K→Half

12.4 - 13.1 mi

Top 87%
×2story building
+19ft-37ft

Overall

24848

Females

10197

F18-39

10197

Half→25K

13.1 - 15.5 mi

Top 86%
×4story building
+66ft-88ft

Overall

24406

Females

9965

F18-39

9965

25K→30K

15.5 - 18.6 mi

Top 84%
×9story building
+181ft-148ft

Overall

23907

Females

9822

F18-39

9822

30K→20M

18.6 - 20.0 mi

Top 83%
×5story building
+64ft-50ft

Overall

23547

Females

9714

F18-39

9714

20M→21M

20.0 - 21.0 mi

Top 79%
×8story building
+106ft-24ft

Overall

22576

Females

9287

F18-39

9287

21M→35K

21.0 - 21.8 mi

Top 76%
×7story building
+17ft-86ft

Overall

21629

Females

8850

F18-39

8850

35K→23M

21.8 - 23.0 mi

Top 76%
×5story building
+23ft-63ft

Overall

21672

Females

8911

F18-39

8911

23M→24M

23.0 - 24.0 mi

Top 78%
×6story building
+12ft-82ft

Overall

22278

Females

9285

F18-39

9285

24M→40K

24.0 - 24.9 mi

Top 81%
×1story
+6ft-20ft

Overall

22978

Females

9696

F18-39

9696

40K→25.2M

24.9 - 25.2 mi

Top 75%
×1story
+13ft-16ft

Overall

21348

Females

8855

F18-39

8855

25.2M→Finish

25.2 - 26.2 mi

Top 75%
×2story building
+22ft-21ft

Overall

21335

Females

8839

F18-39

8839

Passing Analysis

Category:
Athletes Passed
2063
Passed By
277
Net Change
+1786
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#26131
5K → 10K195140+55#26131#26076
10K → 15K24827+221#26076#25855
15K → 20K3587+351#25855#25504
20K → Half385+33#25504#25471
Half → 25K22216+206#25471#25265
25K → 30K26424+240#25265#25025
30K → 20M10710+97#25025#24928
20M → 21M13214+118#24928#24810
21M → 35K810+81#24810#24729
35K → 23M1298+121#24729#24608
23M → 24M958+87#24608#24521
24M → 40K5910+49#24521#24472
40K → 25.2M402+38#24472#24434
25.2M → Finish956+89#24434#24345
TOTALS2063277+1786
📊

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