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BOSTON MARATHON 2025

Regina Cardenas

Bib: 17808•F

0:00
0:00
/ mi
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Overall
#0 / 28404
Top 29%
Gender (Female)
#0 / 12228
Top 12%
Division (F18-39)
#0 / 5469
Top 22%
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
7:19/mi
22:45
↑ 97↓ 3451.5%
10K· 6.21 mi
7:17/mi
45:23
↑ 79↓ 1380.4%
15K· 9.32 mi
7:21/mi
1:08:14
↑ 67↓ 78
20K· 12.43 mi
7:22/mi
1:31:08
↑ 106↓ 860.1%
Half· 13.11 mi
7:14/mi
1:36:04
↑ 19↓ 370.5%
25K· 15.53 mi
7:20/mi
1:53:52
↑ 66↓ 880.2%
30K· 18.64 mi
7:29/mi
2:17:07
↑ 181↓ 1480.2%
20M
7:32/mi
2:27:21
↑ 64↓ 500.2%
21M
7:45/mi
2:35:06
↑ 106↓ 241.6%
35K· 21.75 mi
7:16/mi
2:40:32
↑ 17↓ 861.7%
23M
7:28/mi
2:49:53
↑ 23↓ 630.6%
24M
7:29/mi
2:57:22
↓ 821.3%
40K· 24.85 mi
7:37/mi
3:03:53
↓ 200.3%
25.2M
8:19/mi
3:06:45
↑ 13↓ 160.2%
Finish· 26.22 mi
7:25/mi
3:14:18
↑ 22↓ 21

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:36:04
Pace7:20 /mi
2nd Half
Distance13.11 mi
Time1:38:14
Pace7:30 /mi
📊Positive Split: 2.3% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:13:1922:457:1922:45
7:19
-
10K
6.21 mi11:35:5745:237:1822:38
7:17
-0:02
15K
9.32 mi11:58:481:08:147:1922:51
7:21
+0:04
20K
12.43 mi12:21:421:31:087:2022:54
7:22
+0:01
Half
13.11 mi12:26:381:36:047:204:56
7:14
-0:08
25K
15.53 mi12:44:261:53:527:2017:48
7:20
+0:06
30K
18.64 mi13:07:412:17:077:2123:15
7:29
+0:09
20M
20.00 mi13:17:552:27:217:2210:14
7:32
+0:03
21M
21.00 mi13:25:402:35:067:237:45
7:45
+0:13
35K
21.75 mi13:31:062:40:327:235:26
7:16
-0:29
23M
23.00 mi13:40:272:49:537:239:21
7:28
+0:12
24M
24.00 mi13:47:562:57:227:237:29
7:29
+0:01
40K
24.85 mi13:54:273:03:537:246:31
7:37
+0:08
25.2M
25.20 mi13:57:193:06:457:252:52
8:19
+0:42
Finish
26.22 mi14:04:523:14:187:257:33
7:25
-0:54

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

7:14 /mi

Average Pace

7:25 /mi

Slowest Pace

8:19 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

3:11:26

99% of race

Time at Steady Pace

2:52

1% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 7:25 /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 mi11:13:1922:457:1922:45
7:19
#10588
10K
6.21 mi11:35:5745:237:1822:38
7:17
#10374
15K
9.32 mi11:58:481:08:147:1922:51
7:21
#10392
20K
12.43 mi12:21:421:31:087:2022:54
7:22
#10163
Half
13.11 mi12:26:381:36:047:204:56
7:14
#10120
25K
15.53 mi12:44:261:53:527:2017:48
7:20
#9824
30K
18.64 mi13:07:412:17:077:2123:15
7:29
#9323
20M
20.00 mi13:17:552:27:217:2210:14
7:32
#9133
21M
21.00 mi13:25:402:35:067:237:45
7:45
#8859
35K
21.75 mi13:31:062:40:327:235:26
7:16
#8762
23M
23.00 mi13:40:272:49:537:239:21
7:28
#8502
24M
24.00 mi13:47:562:57:227:237:29
7:29
#8432
40K
24.85 mi13:54:273:03:537:246:31
7:37
#8345
25.2M
25.20 mi13:57:193:06:457:252:52
8:19
#8319
Finish
26.22 mi14:04:523:14:187:257:33
7:25
#8336
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF18-39Seg. OverallSeg. FemalesSeg. F18-39
5K3.11 mi3.11 mi105882078207810457(Top 37%)2092(Top 17%)2092(Top 38%)
10K6.21 mi3.10 mi10374+2141990+881990+8810232(Top 36%)1925(Top 16%)1925(Top 35%)
15K9.32 mi3.11 mi10392-182022-322022-3210457(Top 37%)2092(Top 17%)2092(Top 38%)
20K12.43 mi3.11 mi10163+2291941+811941+819655(Top 34%)1807(Top 15%)1807(Top 33%)
Half13.11 mi0.68 mi10120+431924+171924+179432(Top 33%)1675(Top 14%)1675(Top 31%)
25K15.53 mi2.42 mi9824+2961820+1041820+1048688(Top 31%)1494(Top 12%)1494(Top 27%)
30K18.64 mi3.11 mi9323+5011648+1721648+1727653(Top 27%)1256(Top 10%)1256(Top 23%)
20M20.00 mi1.36 mi9133+1901593+551593+557241(Top 25%)1243(Top 10%)1243(Top 23%)
21M21.00 mi1.00 mi8859+2741513+801513+805946(Top 21%)901(Top 7%)901(Top 16%)
35K21.75 mi0.75 mi8762+971495+181495+187032(Top 25%)1305(Top 11%)1305(Top 24%)
23M23.00 mi1.25 mi8502+2601434+611434+616479(Top 23%)1187(Top 10%)1187(Top 22%)
24M24.00 mi1.00 mi8432+701444-101444-107594(Top 27%)1700(Top 14%)1700(Top 31%)
40K24.85 mi0.85 mi8345+871440+41440+47587(Top 27%)1792(Top 15%)1792(Top 33%)
25.2M25.20 mi0.35 mi8319+261449-91449-97762(Top 27%)1951(Top 16%)1951(Top 36%)
Finish26.22 mi1.02 mi8336-171487-381487-388566(Top 30%)2313(Top 19%)2313(Top 42%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 37%
×21story building
+97ft-345ft

Overall

10457

Females

2092

F18-39

2092

5K→10K

3.1 - 6.2 mi

Top 36%
×5story building
+79ft-138ft

Overall

10232

Females

1925

F18-39

1925

10K→15K

6.2 - 9.3 mi

Top 37%
×3story building
+67ft-78ft

Overall

10457

Females

2092

F18-39

2092

15K→20K

9.3 - 12.4 mi

Top 34%
×5story building
+106ft-86ft

Overall

9655

Females

1807

F18-39

1807

20K→Half

12.4 - 13.1 mi

Top 33%
×2story building
+19ft-37ft

Overall

9432

Females

1675

F18-39

1675

Half→25K

13.1 - 15.5 mi

Top 31%
×4story building
+66ft-88ft

Overall

8688

Females

1494

F18-39

1494

25K→30K

15.5 - 18.6 mi

Top 27%
×9story building
+181ft-148ft

Overall

7653

Females

1256

F18-39

1256

30K→20M

18.6 - 20.0 mi

Top 25%
×5story building
+64ft-50ft

Overall

7241

Females

1243

F18-39

1243

20M→21M

20.0 - 21.0 mi

Top 21%
×8story building
+106ft-24ft

Overall

5946

Females

901

F18-39

901

21M→35K

21.0 - 21.8 mi

Top 25%
×7story building
+17ft-86ft

Overall

7032

Females

1305

F18-39

1305

35K→23M

21.8 - 23.0 mi

Top 23%
×5story building
+23ft-63ft

Overall

6479

Females

1187

F18-39

1187

23M→24M

23.0 - 24.0 mi

Top 27%
×6story building
+12ft-82ft

Overall

7594

Females

1700

F18-39

1700

24M→40K

24.0 - 24.9 mi

Top 27%
×1story
+6ft-20ft

Overall

7587

Females

1792

F18-39

1792

40K→25.2M

24.9 - 25.2 mi

Top 27%
×1story
+13ft-16ft

Overall

7762

Females

1951

F18-39

1951

25.2M→Finish

25.2 - 26.2 mi

Top 30%
×2story building
+22ft-21ft

Overall

8566

Females

2313

F18-39

2313

Passing Analysis

Category:
Athletes Passed
2936*
Passed By
683
Net Change
+2252
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#10588
5K → 10K371157+214#10588#10374
10K → 15K165183-18#10374#10392
15K → 20K29767+229#10392#10163
20K → Half5512+43#10163#10120
Half → 25K321*25+296#10120#9824
25K → 30K52120+501#9824#9323
30K → 20M21727+190#9323#9133
20M → 21M2773+274#9133#8859
21M → 35K10710+97#8859#8762
35K → 23M2699+260#8762#8502
23M → 24M11444+70#8502#8432
24M → 40K11427+87#8432#8345
40K → 25.2M4519+26#8345#8319
25.2M → Finish6380-17#8319#8336
TOTALS2936*683+2252

* Includes athletes who did not complete a segment (DNF/DNQ).

📊

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