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BOSTON MARATHON 2025

Patricia Guardabassi

Bib: 22821•F

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
8:40/mi
26:56
↑ 97↓ 3451.5%
10K· 6.21 mi
8:36/mi
53:40
↑ 79↓ 1380.4%
15K· 9.32 mi
8:41/mi
1:20:40
↑ 67↓ 78
20K· 12.43 mi
8:46/mi
1:47:54
↑ 106↓ 860.1%
Half· 13.11 mi
8:21/mi
1:53:36
↑ 19↓ 370.5%
25K· 15.53 mi
8:55/mi
2:15:12
↑ 66↓ 880.2%
30K· 18.64 mi
9:22/mi
2:44:19
↑ 181↓ 1480.2%
20M
9:27/mi
2:57:09
↑ 64↓ 500.2%
21M
11:23/mi
3:08:32
↑ 106↓ 241.6%
35K· 21.75 mi
8:57/mi
3:15:14
↑ 17↓ 861.7%
23M
8:57/mi
3:26:26
↑ 23↓ 630.6%
24M
8:59/mi
3:35:25
↓ 821.3%
40K· 24.85 mi
9:04/mi
3:43:10
↓ 200.3%
25.2M
9:52/mi
3:46:34
↑ 13↓ 160.2%
Finish· 26.22 mi
9:00/mi
3:55:44
↑ 22↓ 21

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:53:36
Pace8:40 /mi
2nd Half
Distance13.11 mi
Time2:02:08
Pace9:19 /mi
📊Positive Split: 7.5% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:23:3126:568:4026:56
8:40
-
10K
6.21 mi11:50:1553:408:3826:44
8:36
-0:04
15K
9.32 mi12:17:151:20:408:3927:00
8:41
+0:05
20K
12.43 mi12:44:291:47:548:4127:14
8:46
+0:05
Half
13.11 mi12:50:111:53:368:405:42
8:21
-0:25
25K
15.53 mi13:11:472:15:128:4221:36
8:55
+0:34
30K
18.64 mi13:40:542:44:198:4929:07
9:22
+0:27
20M
20.00 mi13:53:442:57:098:5112:50
9:27
+0:05
21M
21.00 mi14:05:073:08:328:5911:23
11:23
+1:56
35K
21.75 mi14:11:493:15:148:596:42
8:57
-2:26
23M
23.00 mi14:23:013:26:268:5911:12
8:57
0:00
24M
24.00 mi14:32:003:35:258:598:59
8:59
+0:02
40K
24.85 mi14:39:453:43:108:597:45
9:04
+0:05
25.2M
25.20 mi14:43:093:46:348:593:24
9:52
+0:48
Finish
26.22 mi14:52:193:55:449:009:10
9:00
-0:52

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

8:21 /mi

Average Pace

9:00 /mi

Slowest Pace

11:23 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

5:42

2% of race

Time at Steady Pace

2:53:18

74% of race

Time at Slower Pace

56:44

24% of race

Average Pace: 8:59 /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 mi11:23:3126:568:4026:56
8:40
#20871
10K
6.21 mi11:50:1553:408:3826:44
8:36
#20595
15K
9.32 mi12:17:151:20:408:3927:00
8:41
#20510
20K
12.43 mi12:44:291:47:548:4127:14
8:46
#20307
Half
13.11 mi12:50:111:53:368:405:42
8:21
#20217
25K
15.53 mi13:11:472:15:128:4221:36
8:55
#20080
30K
18.64 mi13:40:542:44:198:4929:07
9:22
#19954
20M
20.00 mi13:53:442:57:098:5112:50
9:27
#19870
21M
21.00 mi14:05:073:08:328:5911:23
11:23
#20077
35K
21.75 mi14:11:493:15:148:596:42
8:57
#20002
23M
23.00 mi14:23:013:26:268:5911:12
8:57
#19793
24M
24.00 mi14:32:003:35:258:598:59
8:59
#19670
40K
24.85 mi14:39:453:43:108:597:45
9:04
#19561
25.2M
25.20 mi14:43:093:46:348:593:24
9:52
#19510
Finish
26.22 mi14:52:193:55:449:009:10
9:00
#19504
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF45-49Seg. OverallSeg. FemalesSeg. F45-49
5K3.11 mi3.11 mi208718008800820445(Top 72%)7678(Top 63%)7678(Top 423%)
10K6.21 mi3.10 mi20595+2767825+1837825+18320384(Top 72%)7679(Top 63%)7679(Top 424%)
15K9.32 mi3.11 mi20510+857756+697756+6920445(Top 72%)7678(Top 63%)7678(Top 423%)
20K12.43 mi3.11 mi20307+2037653+1037653+10319775(Top 70%)7357(Top 60%)7357(Top 406%)
Half13.11 mi0.68 mi20217+907606+477606+4718397(Top 65%)6574(Top 54%)6574(Top 363%)
25K15.53 mi2.42 mi20080+1377532+747532+7419485(Top 69%)7251(Top 59%)7251(Top 400%)
30K18.64 mi3.11 mi19954+1267500+327500+3219434(Top 68%)7356(Top 60%)7356(Top 406%)
20M20.00 mi1.36 mi19870+847475+257475+2518926(Top 67%)7225(Top 59%)7225(Top 399%)
21M21.00 mi1.00 mi20077-2077619-1447619-14422356(Top 79%)9165(Top 75%)9165(Top 506%)
35K21.75 mi0.75 mi20002+757593+267593+2618053(Top 64%)6935(Top 57%)6935(Top 383%)
23M23.00 mi1.25 mi19793+2097504+897504+8915995(Top 56%)5895(Top 48%)5895(Top 325%)
24M24.00 mi1.00 mi19670+1237462+427462+4217320(Top 61%)6668(Top 55%)6668(Top 368%)
40K24.85 mi0.85 mi19561+1097415+477415+4716725(Top 59%)6443(Top 53%)6443(Top 355%)
25.2M25.20 mi0.35 mi19510+517396+197396+1916467(Top 58%)6328(Top 52%)6328(Top 349%)
Finish26.22 mi1.02 mi19504+67411-157411-1519052(Top 67%)7631(Top 62%)7631(Top 421%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 72%
×21story building
+97ft-345ft

Overall

20445

Females

7678

F45-49

7678

5K→10K

3.1 - 6.2 mi

Top 72%
×5story building
+79ft-138ft

Overall

20384

Females

7679

F45-49

7679

10K→15K

6.2 - 9.3 mi

Top 72%
×3story building
+67ft-78ft

Overall

20445

Females

7678

F45-49

7678

15K→20K

9.3 - 12.4 mi

Top 70%
×5story building
+106ft-86ft

Overall

19775

Females

7357

F45-49

7357

20K→Half

12.4 - 13.1 mi

Top 65%
×2story building
+19ft-37ft

Overall

18397

Females

6574

F45-49

6574

Half→25K

13.1 - 15.5 mi

Top 69%
×4story building
+66ft-88ft

Overall

19485

Females

7251

F45-49

7251

25K→30K

15.5 - 18.6 mi

Top 68%
×9story building
+181ft-148ft

Overall

19434

Females

7356

F45-49

7356

30K→20M

18.6 - 20.0 mi

Top 67%
×5story building
+64ft-50ft

Overall

18926

Females

7225

F45-49

7225

20M→21M

20.0 - 21.0 mi

Top 79%
×8story building
+106ft-24ft

Overall

22356

Females

9165

F45-49

9165

21M→35K

21.0 - 21.8 mi

Top 64%
×7story building
+17ft-86ft

Overall

18053

Females

6935

F45-49

6935

35K→23M

21.8 - 23.0 mi

Top 56%
×5story building
+23ft-63ft

Overall

15995

Females

5895

F45-49

5895

23M→24M

23.0 - 24.0 mi

Top 61%
×6story building
+12ft-82ft

Overall

17320

Females

6668

F45-49

6668

24M→40K

24.0 - 24.9 mi

Top 59%
×1story
+6ft-20ft

Overall

16725

Females

6443

F45-49

6443

40K→25.2M

24.9 - 25.2 mi

Top 58%
×1story
+13ft-16ft

Overall

16467

Females

6328

F45-49

6328

25.2M→Finish

25.2 - 26.2 mi

Top 67%
×2story building
+22ft-21ft

Overall

19052

Females

7631

F45-49

7631

Passing Analysis

Category:
Athletes Passed
2447
Passed By
1080
Net Change
+1367
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#20871
5K → 10K449173+276#20871#20595
10K → 15K233148+85#20595#20510
15K → 20K28279+203#20510#20307
20K → Half933+90#20307#20217
Half → 25K23295+137#20217#20080
25K → 30K283157+126#20080#19954
30K → 20M15066+84#19954#19870
20M → 21M44251-207#19870#20077
21M → 35K9217+75#20077#20002
35K → 23M2134+209#20002#19793
23M → 24M13815+123#19793#19670
24M → 40K11910+109#19670#19561
40K → 25.2M609+51#19561#19510
25.2M → Finish5953+6#19510#19504
TOTALS24471080+1367
📊

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