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BOSTON MARATHON 2025

Ana Sacoto

Bib: 19566•F

0:00
0:00
/ mi
Masters
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Overall
#0 / 28404
Gender (Female)
#0 / 12228
Top 45%
Masters (Masters Women)
#0 / 6759
Top 32%
Division (F45-49)
#0 / 1813
Top 39%
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
7:40/mi
23:49
↑ 97↓ 3451.5%
10K· 6.21 mi
7:54/mi
48:22
↑ 79↓ 1380.4%
15K· 9.32 mi
8:04/mi
1:13:27
↑ 67↓ 78
20K· 12.43 mi
8:22/mi
1:39:27
↑ 106↓ 860.1%
Half· 13.11 mi
8:01/mi
1:44:55
↑ 19↓ 370.5%
25K· 15.53 mi
8:23/mi
2:05:14
↑ 66↓ 880.2%
30K· 18.64 mi
8:58/mi
2:33:06
↑ 181↓ 1480.2%
20M
8:47/mi
2:45:02
↑ 64↓ 500.2%
21M
9:51/mi
2:54:53
↑ 106↓ 241.6%
35K· 21.75 mi
8:47/mi
3:01:27
↑ 17↓ 861.7%
23M
8:55/mi
3:12:37
↑ 23↓ 630.6%
24M
8:35/mi
3:21:12
↓ 821.3%
40K· 24.85 mi
8:44/mi
3:28:40
↓ 200.3%
25.2M
9:49/mi
3:32:03
↑ 13↓ 160.2%
Finish· 26.22 mi
8:31/mi
3:40:44
↑ 22↓ 21

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:44:55
Pace8:00 /mi
2nd Half
Distance13.11 mi
Time1:55:49
Pace8:50 /mi
📊Positive Split: 10.4% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:17:1223:497:4023:49
7:40
-
10K
6.21 mi11:41:4548:227:4724:33
7:54
+0:14
15K
9.32 mi12:06:501:13:277:5325:05
8:04
+0:10
20K
12.43 mi12:32:501:39:278:0026:00
8:22
+0:18
Half
13.11 mi12:38:181:44:558:005:28
8:01
-0:21
25K
15.53 mi12:58:372:05:148:0420:19
8:23
+0:22
30K
18.64 mi13:26:292:33:068:1327:52
8:58
+0:35
20M
20.00 mi13:38:252:45:028:1511:56
8:47
-0:11
21M
21.00 mi13:48:162:54:538:209:51
9:51
+1:04
35K
21.75 mi13:54:503:01:278:216:34
8:47
-1:04
23M
23.00 mi14:06:003:12:378:2211:10
8:55
+0:08
24M
24.00 mi14:14:353:21:128:238:35
8:35
-0:20
40K
24.85 mi14:22:033:28:408:247:28
8:44
+0:09
25.2M
25.20 mi14:25:263:32:038:253:23
9:49
+1:05
Finish
26.22 mi14:34:073:40:448:258:41
8:31
-1:18

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

7:40 /mi

Average Pace

8:25 /mi

Slowest Pace

9:51 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

1:18:55

36% of race

Time at Steady Pace

1:29:33

41% of race

Time at Slower Pace

52:16

24% of race

Average Pace: 8:25 /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 mi11:17:1223:497:4023:49
7:40
#13681
10K
6.21 mi11:41:4548:227:4724:33
7:54
#14638
15K
9.32 mi12:06:501:13:277:5325:05
8:04
#15341
20K
12.43 mi12:32:501:39:278:0026:00
8:22
#15948
Half
13.11 mi12:38:181:44:558:005:28
8:01
#15946
25K
15.53 mi12:58:372:05:148:0420:19
8:23
#16036
30K
18.64 mi13:26:292:33:068:1327:52
8:58
#16304
20M
20.00 mi13:38:252:45:028:1511:56
8:47
#16207
21M
21.00 mi13:48:162:54:538:209:51
9:51
#16241
35K
21.75 mi13:54:503:01:278:216:34
8:47
#16257
23M
23.00 mi14:06:003:12:378:2211:10
8:55
#16172
24M
24.00 mi14:14:353:21:128:238:35
8:35
#16102
40K
24.85 mi14:22:033:28:408:247:28
8:44
#16050
25.2M
25.20 mi14:25:263:32:038:253:23
9:49
#16040
Finish
26.22 mi14:34:073:40:448:258:41
8:31
#16049
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF45-49Seg. OverallSeg. FemalesSeg. F45-49
5K3.11 mi3.11 mi136813701370116585(Top 58%)5488(Top 45%)5488(Top 303%)
10K6.21 mi3.10 mi14638-9574327-6264327-62615693(Top 55%)4943(Top 40%)4943(Top 273%)
15K9.32 mi3.11 mi15341-7034758-4314758-43116585(Top 58%)5488(Top 45%)5488(Top 303%)
20K12.43 mi3.11 mi15948-6075117-3595117-35917355(Top 61%)5977(Top 49%)5977(Top 330%)
Half13.11 mi0.68 mi15946+25118-15118-116074(Top 57%)5235(Top 43%)5235(Top 289%)
25K15.53 mi2.42 mi16036-905183-655183-6516447(Top 58%)5558(Top 45%)5558(Top 307%)
30K18.64 mi3.11 mi16304-2685417-2345417-23417517(Top 62%)6312(Top 52%)6312(Top 348%)
20M20.00 mi1.36 mi16207+975386+315386+3115576(Top 55%)5345(Top 44%)5345(Top 295%)
21M21.00 mi1.00 mi16241-345430-445430-4417700(Top 62%)6633(Top 54%)6633(Top 366%)
35K21.75 mi0.75 mi16257-165470-405470-4017144(Top 60%)6423(Top 53%)6423(Top 354%)
23M23.00 mi1.25 mi16172+855447+235447+2315803(Top 56%)5774(Top 47%)5774(Top 318%)
24M24.00 mi1.00 mi16102+705437+105437+1015084(Top 53%)5425(Top 44%)5425(Top 299%)
40K24.85 mi0.85 mi16050+525435+25435+214836(Top 52%)5433(Top 44%)5433(Top 300%)
25.2M25.20 mi0.35 mi16040+105437-25437-216183(Top 57%)6168(Top 50%)6168(Top 340%)
Finish26.22 mi1.02 mi16049-95460-235460-2316363(Top 58%)6223(Top 51%)6223(Top 343%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 58%
×21story building
+97ft-345ft

Overall

16585

Females

5488

F45-49

5488

5K→10K

3.1 - 6.2 mi

Top 55%
×5story building
+79ft-138ft

Overall

15693

Females

4943

F45-49

4943

10K→15K

6.2 - 9.3 mi

Top 58%
×3story building
+67ft-78ft

Overall

16585

Females

5488

F45-49

5488

15K→20K

9.3 - 12.4 mi

Top 61%
×5story building
+106ft-86ft

Overall

17355

Females

5977

F45-49

5977

20K→Half

12.4 - 13.1 mi

Top 57%
×2story building
+19ft-37ft

Overall

16074

Females

5235

F45-49

5235

Half→25K

13.1 - 15.5 mi

Top 58%
×4story building
+66ft-88ft

Overall

16447

Females

5558

F45-49

5558

25K→30K

15.5 - 18.6 mi

Top 62%
×9story building
+181ft-148ft

Overall

17517

Females

6312

F45-49

6312

30K→20M

18.6 - 20.0 mi

Top 55%
×5story building
+64ft-50ft

Overall

15576

Females

5345

F45-49

5345

20M→21M

20.0 - 21.0 mi

Top 62%
×8story building
+106ft-24ft

Overall

17700

Females

6633

F45-49

6633

21M→35K

21.0 - 21.8 mi

Top 60%
×7story building
+17ft-86ft

Overall

17144

Females

6423

F45-49

6423

35K→23M

21.8 - 23.0 mi

Top 56%
×5story building
+23ft-63ft

Overall

15803

Females

5774

F45-49

5774

23M→24M

23.0 - 24.0 mi

Top 53%
×6story building
+12ft-82ft

Overall

15084

Females

5425

F45-49

5425

24M→40K

24.0 - 24.9 mi

Top 52%
×1story
+6ft-20ft

Overall

14836

Females

5433

F45-49

5433

40K→25.2M

24.9 - 25.2 mi

Top 57%
×1story
+13ft-16ft

Overall

16183

Females

6168

F45-49

6168

25.2M→Finish

25.2 - 26.2 mi

Top 58%
×2story building
+22ft-21ft

Overall

16363

Females

6223

F45-49

6223

Passing Analysis

Category:
Athletes Passed
1279
Passed By
3647
Net Change
-2368
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#13681
5K → 10K741031-957#13681#14638
10K → 15K57760-703#14638#15341
15K → 20K80687-607#15341#15948
20K → Half3331+2#15948#15946
Half → 25K140230-90#15946#16036
25K → 30K155423-268#16036#16304
30K → 20M14649+97#16304#16207
20M → 21M90124-34#16207#16241
21M → 35K6480-16#16241#16257
35K → 23M13954+85#16257#16172
23M → 24M11040+70#16172#16102
24M → 40K8634+52#16102#16050
40K → 25.2M4030+10#16050#16040
25.2M → Finish6574-9#16040#16049
TOTALS12793647-2368
📊

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