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BOSTON MARATHON 2025

Patricia Silva Zaldivar

Bib: 24444 F MX

0:00
0:00
/ mi
Masters
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Overall
#0 / 28404
Gender (Female)
#0 / 12228
Masters (Masters Women)
#0 / 6759
Division (F55-59)
#0 / 994
Top 34%
Race Day Weather
50°/40°F
broken clouds

⏱️ Race Timeline

Ribbon color based on
FasterSteadySlower· vs. your average pace
Start
0:00
Race begins
469 ft elev
5K· 3.11 mi
8:29/mi
26:22
↑ 97↓ 3451.5%
220 ft elev
10K· 6.21 mi
8:35/mi
53:02
↑ 79↓ 1380.4%
157 ft elev
15K· 9.32 mi
8:33/mi
1:19:36
↑ 67↓ 78
146 ft elev
20K· 12.43 mi
8:48/mi
1:46:55
↑ 106↓ 860.1%
165 ft elev
Half· 13.11 mi
8:18/mi
1:52:35
↑ 19↓ 370.5%
148 ft elev
25K· 15.53 mi
9:00/mi
2:14:25
↑ 66↓ 880.2%
127 ft elev
30K· 18.64 mi
9:11/mi
2:42:57
↑ 181↓ 1480.2%
138 ft elev
20M
9:11/mi
2:55:26
↑ 64↓ 500.2%
148 ft elev
21M
9:55/mi
3:05:21
↑ 106↓ 241.6%
227 ft elev
35K· 21.75 mi
8:55/mi
3:12:01
↑ 17↓ 861.7%
156 ft elev
23M
9:12/mi
3:23:32
↑ 23↓ 630.6%
116 ft elev
24M
9:18/mi
3:32:50
↓ 821.3%
34 ft elev
40K· 24.85 mi
9:28/mi
3:40:56
↓ 200.3%
20 ft elev
25.2M
10:32/mi
3:44:34
↑ 13↓ 160.2%
18 ft elev
Finish· 26.22 mi
9:24/mi
3:54:09
↑ 22↓ 21
17 ft elev
Course Elevation
7–469 ft
≈
×2stacked redwood trees
•▲ 890 ft climb · ▼ 1342 ft descent

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:52:35
Pace8:35 /mi
2nd Half
Distance13.11 mi
Time2:01:34
Pace9:16 /mi
📊Positive Split: 8.0% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:23:4626:228:2926:22
8:29
-
10K
6.21 mi11:50:2653:028:3226:40
8:35
+0:06
15K
9.32 mi12:17:001:19:368:3226:34
8:33
-0:02
20K
12.43 mi12:44:191:46:558:3627:19
8:48
+0:15
Half
13.11 mi12:49:591:52:358:355:40
8:18
-0:30
25K
15.53 mi13:11:492:14:258:3921:50
9:00
+0:42
30K
18.64 mi13:40:212:42:578:4428:32
9:11
+0:11
20M
20.00 mi13:52:502:55:268:4612:29
9:11
0:00
21M
21.00 mi14:02:453:05:218:509:55
9:55
+0:44
35K
21.75 mi14:09:253:12:018:506:40
8:55
-1:00
23M
23.00 mi14:20:563:23:328:5111:31
9:12
+0:17
24M
24.00 mi14:30:143:32:508:529:18
9:18
+0:06
40K
24.85 mi14:38:203:40:568:538:06
9:28
+0:10
25.2M
25.20 mi14:41:583:44:348:553:38
10:32
+1:04
Finish
26.22 mi14:51:333:54:098:569:35
9:24
-1:08

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

8:18 /mi

Average Pace

8:56 /mi

Slowest Pace

10:32 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

1:52:35

48% of race

Time at Steady Pace

1:39:55

43% of race

Time at Slower Pace

21:39

9% of race

Average Pace: 8:56 /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 mi11:23:4626:228:2926:22
8:29
#19821
10K
6.21 mi11:50:2653:028:3226:40
8:35
#20051
15K
9.32 mi12:17:001:19:368:3226:34
8:33
#19921
20K
12.43 mi12:44:191:46:558:3627:19
8:48
#19885
Half
13.11 mi12:49:591:52:358:355:40
8:18
#19807
25K
15.53 mi13:11:492:14:258:3921:50
9:00
#19796
30K
18.64 mi13:40:212:42:578:4428:32
9:11
#19545
20M
20.00 mi13:52:502:55:268:4612:29
9:11
#19419
21M
21.00 mi14:02:453:05:218:509:55
9:55
#19320
35K
21.75 mi14:09:253:12:018:506:40
8:55
#19270
23M
23.00 mi14:20:563:23:328:5111:31
9:12
#19146
24M
24.00 mi14:30:143:32:508:529:18
9:18
#19131
40K
24.85 mi14:38:203:40:568:538:06
9:28
#19101
25.2M
25.20 mi14:41:583:44:348:553:38
10:32
#19099
Finish
26.22 mi14:51:333:54:098:569:35
9:24
#19162
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF55-59Seg. OverallSeg. FemalesSeg. F55-59
5K3.11 mi3.11 mi198217404740419642(Top 69%)7243(Top 59%)7243(Top 729%)
10K6.21 mi3.10 mi20051-2307499-957499-9520274(Top 71%)7620(Top 62%)7620(Top 767%)
15K9.32 mi3.11 mi19921+1307422+777422+7719642(Top 69%)7243(Top 59%)7243(Top 729%)
20K12.43 mi3.11 mi19885+367409+137409+1319909(Top 70%)7432(Top 61%)7432(Top 748%)
Half13.11 mi0.68 mi19807+787364+457364+4518027(Top 63%)6344(Top 52%)6344(Top 638%)
25K15.53 mi2.42 mi19796+117366-27366-219928(Top 70%)7493(Top 61%)7493(Top 754%)
30K18.64 mi3.11 mi19545+2517266+1007266+10018589(Top 65%)6886(Top 56%)6886(Top 693%)
20M20.00 mi1.36 mi19419+1267216+507216+5017752(Top 62%)6564(Top 54%)6564(Top 660%)
21M21.00 mi1.00 mi19320+997189+277189+2718003(Top 63%)6797(Top 56%)6797(Top 684%)
35K21.75 mi0.75 mi19270+507168+217168+2117847(Top 63%)6823(Top 56%)6823(Top 686%)
23M23.00 mi1.25 mi19146+1247127+417127+4117340(Top 61%)6632(Top 54%)6632(Top 667%)
24M24.00 mi1.00 mi19131+157143-167143-1618834(Top 66%)7459(Top 61%)7459(Top 750%)
40K24.85 mi0.85 mi19101+307148-57148-518626(Top 66%)7442(Top 61%)7442(Top 749%)
25.2M25.20 mi0.35 mi19099+27165-177165-1719178(Top 68%)7733(Top 63%)7733(Top 778%)
Finish26.22 mi1.02 mi19162-637223-587223-5820835(Top 73%)8570(Top 70%)8570(Top 862%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 69%
×21story building
+97ft-345ft

Overall

19642

Females

7243

F55-59

7243

5K→10K

3.1 - 6.2 mi

Top 71%
×5story building
+79ft-138ft

Overall

20274

Females

7620

F55-59

7620

10K→15K

6.2 - 9.3 mi

Top 69%
×3story building
+67ft-78ft

Overall

19642

Females

7243

F55-59

7243

15K→20K

9.3 - 12.4 mi

Top 70%
×5story building
+106ft-86ft

Overall

19909

Females

7432

F55-59

7432

20K→Half

12.4 - 13.1 mi

Top 63%
×2story building
+19ft-37ft

Overall

18027

Females

6344

F55-59

6344

Half→25K

13.1 - 15.5 mi

Top 70%
×4story building
+66ft-88ft

Overall

19928

Females

7493

F55-59

7493

25K→30K

15.5 - 18.6 mi

Top 65%
×9story building
+181ft-148ft

Overall

18589

Females

6886

F55-59

6886

30K→20M

18.6 - 20.0 mi

Top 62%
×5story building
+64ft-50ft

Overall

17752

Females

6564

F55-59

6564

20M→21M

20.0 - 21.0 mi

Top 63%
×8story building
+106ft-24ft

Overall

18003

Females

6797

F55-59

6797

21M→35K

21.0 - 21.8 mi

Top 63%
×7story building
+17ft-86ft

Overall

17847

Females

6823

F55-59

6823

35K→23M

21.8 - 23.0 mi

Top 61%
×5story building
+23ft-63ft

Overall

17340

Females

6632

F55-59

6632

23M→24M

23.0 - 24.0 mi

Top 66%
×6story building
+12ft-82ft

Overall

18834

Females

7459

F55-59

7459

24M→40K

24.0 - 24.9 mi

Top 66%
×1story
+6ft-20ft

Overall

18626

Females

7442

F55-59

7442

40K→25.2M

24.9 - 25.2 mi

Top 68%
×1story
+13ft-16ft

Overall

19178

Females

7733

F55-59

7733

25.2M→Finish

25.2 - 26.2 mi

Top 73%
×2story building
+22ft-21ft

Overall

20835

Females

8570

F55-59

8570

Passing Analysis

Category:
Athletes Passed
1982
Passed By
1323
Net Change
+659
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#19821
5K → 10K173403-230#19821#20051
10K → 15K249119+130#20051#19921
15K → 20K213177+36#19921#19885
20K → Half835+78#19885#19807
Half → 25K165154+11#19807#19796
25K → 30K34190+251#19796#19545
30K → 20M16438+126#19545#19419
20M → 21M14748+99#19419#19320
21M → 35K7222+50#19320#19270
35K → 23M15430+124#19270#19146
23M → 24M7358+15#19146#19131
24M → 40K8454+30#19131#19101
40K → 25.2M3634+2#19101#19099
25.2M → Finish2891-63#19099#19162
TOTALS19821323+659
📊

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