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BOSTON MARATHON 2025

Natasha Greene

Bib: 26562•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
11:19/mi
35:09
↑ 97↓ 3451.5%
10K· 6.21 mi
10:57/mi
1:09:11
↑ 79↓ 1380.4%
15K· 9.32 mi
10:56/mi
1:43:08
↑ 67↓ 78
20K· 12.43 mi
11:09/mi
2:17:48
↑ 106↓ 860.1%
Half· 13.11 mi
10:41/mi
2:25:05
↑ 19↓ 370.5%
25K· 15.53 mi
11:37/mi
2:53:14
↑ 66↓ 880.2%
30K· 18.64 mi
12:33/mi
3:32:15
↑ 181↓ 1480.2%
20M
12:58/mi
3:49:52
↑ 64↓ 500.2%
21M
14:34/mi
4:04:26
↑ 106↓ 241.6%
35K· 21.75 mi
12:02/mi
4:13:26
↑ 17↓ 861.7%
23M
12:52/mi
4:29:32
↑ 23↓ 630.6%
24M
12:13/mi
4:41:45
↓ 821.3%
40K· 24.85 mi
12:18/mi
4:52:16
↓ 200.3%
25.2M
13:15/mi
4:56:50
↑ 13↓ 160.2%
Finish· 26.22 mi
12:32/mi
5:09:36
↑ 22↓ 21

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time2:25:05
Pace11:04 /mi
2nd Half
Distance13.11 mi
Time2:44:31
Pace12:33 /mi
📊Positive Split: 13.4% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:50:5535:0911:1935:09
11:19
-
10K
6.21 mi12:24:571:09:1111:0834:02
10:57
-0:22
15K
9.32 mi12:58:541:43:0811:0433:57
10:56
-0:01
20K
12.43 mi13:33:342:17:4811:0534:40
11:09
+0:13
Half
13.11 mi13:40:512:25:0511:047:17
10:41
-0:28
25K
15.53 mi14:09:002:53:1411:0928:09
11:37
+0:56
30K
18.64 mi14:48:013:32:1511:2339:01
12:33
+0:56
20M
20.00 mi15:05:383:49:5211:3017:37
12:58
+0:25
21M
21.00 mi15:20:124:04:2611:3814:34
14:34
+1:36
35K
21.75 mi15:29:124:13:2611:399:00
12:02
-2:32
23M
23.00 mi15:45:184:29:3211:4316:06
12:52
+0:50
24M
24.00 mi15:57:314:41:4511:4412:13
12:13
-0:39
40K
24.85 mi16:08:024:52:1611:4610:31
12:18
+0:05
25.2M
25.20 mi16:12:364:56:5011:474:34
13:15
+0:57
Finish
26.22 mi16:25:225:09:3611:4912:46
12:32
-0:43

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

10:41 /mi

Average Pace

11:49 /mi

Slowest Pace

14:34 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:53:14

56% of race

Time at Steady Pace

1:23:31

27% of race

Time at Slower Pace

52:51

17% of race

Average Pace: 11:48 /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 mi11:50:5535:0911:1935:09
11:19
#27856
10K
6.21 mi12:24:571:09:1111:0834:02
10:57
#27463
15K
9.32 mi12:58:541:43:0811:0433:57
10:56
#27156
20K
12.43 mi13:33:342:17:4811:0534:40
11:09
#26905
Half
13.11 mi13:40:512:25:0511:047:17
10:41
#26860
25K
15.53 mi14:09:002:53:1411:0928:09
11:37
#26712
30K
18.64 mi14:48:013:32:1511:2339:01
12:33
#26635
20M
20.00 mi15:05:383:49:5211:3017:37
12:58
#26627
21M
21.00 mi15:20:124:04:2611:3814:34
14:34
#26665
35K
21.75 mi15:29:124:13:2611:399:00
12:02
#26638
23M
23.00 mi15:45:184:29:3211:4316:06
12:52
#26625
24M
24.00 mi15:57:314:41:4511:4412:13
12:13
#26617
40K
24.85 mi16:08:024:52:1611:4610:31
12:18
#26601
25.2M
25.20 mi16:12:364:56:5011:474:34
13:15
#26585
Finish
26.22 mi16:25:225:09:3611:4912:46
12:32
#26628
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF18-39Seg. OverallSeg. FemalesSeg. F18-39
5K3.11 mi3.11 mi27856118711187126577(Top 94%)11116(Top 91%)11116(Top 203%)
10K6.21 mi3.10 mi27463+39311623+24811623+24827002(Top 95%)11374(Top 93%)11374(Top 208%)
15K9.32 mi3.11 mi27156+30711445+17811445+17826577(Top 94%)11116(Top 91%)11116(Top 203%)
20K12.43 mi3.11 mi26905+25111310+13511310+13526236(Top 92%)10933(Top 89%)10933(Top 200%)
Half13.11 mi0.68 mi26860+4511282+2811282+2826057(Top 92%)10859(Top 89%)10859(Top 199%)
25K15.53 mi2.42 mi26712+14811207+7511207+7525987(Top 91%)10859(Top 89%)10859(Top 199%)
30K18.64 mi3.11 mi26635+7711182+2511182+2526235(Top 92%)11083(Top 91%)11083(Top 203%)
20M20.00 mi1.36 mi26627+811191-911191-926407(Top 93%)11233(Top 92%)11233(Top 205%)
21M21.00 mi1.00 mi26665-3811219-2811219-2826760(Top 94%)11449(Top 94%)11449(Top 209%)
35K21.75 mi0.75 mi26638+2711215+411215+425894(Top 91%)11052(Top 90%)11052(Top 202%)
23M23.00 mi1.25 mi26625+1311221-611221-626216(Top 92%)11205(Top 92%)11205(Top 205%)
24M24.00 mi1.00 mi26617+811225-411225-425933(Top 91%)11100(Top 91%)11100(Top 203%)
40K24.85 mi0.85 mi26601+1611219+611219+625369(Top 89%)10855(Top 89%)10855(Top 198%)
25.2M25.20 mi0.35 mi26585+1611212+711212+725327(Top 89%)10861(Top 89%)10861(Top 199%)
Finish26.22 mi1.02 mi26628-4311247-3511247-3527305(Top 96%)11773(Top 96%)11773(Top 215%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 94%
×21story building
+97ft-345ft

Overall

26577

Females

11116

F18-39

11116

5K→10K

3.1 - 6.2 mi

Top 95%
×5story building
+79ft-138ft

Overall

27002

Females

11374

F18-39

11374

10K→15K

6.2 - 9.3 mi

Top 94%
×3story building
+67ft-78ft

Overall

26577

Females

11116

F18-39

11116

15K→20K

9.3 - 12.4 mi

Top 92%
×5story building
+106ft-86ft

Overall

26236

Females

10933

F18-39

10933

20K→Half

12.4 - 13.1 mi

Top 92%
×2story building
+19ft-37ft

Overall

26057

Females

10859

F18-39

10859

Half→25K

13.1 - 15.5 mi

Top 91%
×4story building
+66ft-88ft

Overall

25987

Females

10859

F18-39

10859

25K→30K

15.5 - 18.6 mi

Top 92%
×9story building
+181ft-148ft

Overall

26235

Females

11083

F18-39

11083

30K→20M

18.6 - 20.0 mi

Top 93%
×5story building
+64ft-50ft

Overall

26407

Females

11233

F18-39

11233

20M→21M

20.0 - 21.0 mi

Top 94%
×8story building
+106ft-24ft

Overall

26760

Females

11449

F18-39

11449

21M→35K

21.0 - 21.8 mi

Top 91%
×7story building
+17ft-86ft

Overall

25894

Females

11052

F18-39

11052

35K→23M

21.8 - 23.0 mi

Top 92%
×5story building
+23ft-63ft

Overall

26216

Females

11205

F18-39

11205

23M→24M

23.0 - 24.0 mi

Top 91%
×6story building
+12ft-82ft

Overall

25933

Females

11100

F18-39

11100

24M→40K

24.0 - 24.9 mi

Top 89%
×1story
+6ft-20ft

Overall

25369

Females

10855

F18-39

10855

40K→25.2M

24.9 - 25.2 mi

Top 89%
×1story
+13ft-16ft

Overall

25327

Females

10861

F18-39

10861

25.2M→Finish

25.2 - 26.2 mi

Top 96%
×2story building
+22ft-21ft

Overall

27305

Females

11773

F18-39

11773

Passing Analysis

Category:
Athletes Passed
1563
Passed By
335
Net Change
+1228
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#27856
5K → 10K4029+393#27856#27463
10K → 15K3125+307#27463#27156
15K → 20K26615+251#27156#26905
20K → Half494+45#26905#26860
Half → 25K16921+148#26860#26712
25K → 30K11942+77#26712#26635
30K → 20M5244+8#26635#26627
20M → 21M2967-38#26627#26665
21M → 35K4013+27#26665#26638
35K → 23M4936+13#26638#26625
23M → 24M2719+8#26625#26617
24M → 40K2812+16#26617#26601
40K → 25.2M171+16#26601#26585
25.2M → Finish447-43#26585#26628
TOTALS1563335+1228
📊

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