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BOSTON MARATHON 2025

Mariana Villalon Guerrero

Bib: 7871•F

0:00
0:00
/ mi
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Overall
#0 / 28404
Top 40%
Gender (Female)
#0 / 12228
Top 24%
Division (F18-39)
#0 / 5469
Top 41%
Race Day Weather
50°/40°F
broken clouds

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
22:25
Rank: #9608
Start → 5K
22:25 | 7:13/mi
10K· 6.21 mi
44:33
Rank: #9202 (+406)
5K → 10K
22:08 | 7:07/mi
15K· 9.32 mi
1:07:39
Rank: #9842 (-640)
10K → 15K
23:06 | 7:26/mi
20K· 12.43 mi
1:31:16
Rank: #10256 (-414)
15K → 20K
23:37 | 7:36/mi
Half· 13.11 mi
1:36:17
Rank: #10255 (+1)
20K → Half
5:01 | 7:21/mi
25K· 15.53 mi
1:55:02
Rank: #10506 (-251)
Half → 25K
18:45 | 7:44/mi
30K· 18.64 mi
2:20:46
Rank: #11040 (-534)
25K → 30K
25:44 | 8:17/mi
20M
2:32:17
Rank: #11204 (-164)
30K → 20M
11:31 | 8:28/mi
21M
2:41:02
Rank: #11225 (-21)
20M → 21M
8:45 | 8:45/mi
35K· 21.75 mi
2:46:57
Rank: #11210 (+15)
21M → 35K
5:55 | 7:55/mi
23M
2:57:33
Rank: #11308 (-98)
35K → 23M
10:36 | 8:28/mi
24M
3:05:55
Rank: #11382 (-74)
23M → 24M
8:22 | 8:22/mi
40K· 24.85 mi
3:13:07
Rank: #11440 (-58)
24M → 40K
7:12 | 8:25/mi
25.2M
3:16:15
Rank: #11436 (+4)
40K → 25.2M
3:08 | 9:05/mi
Finish· 26.22 mi
3:24:19
Rank: #11449 (-13)
25.2M → Finish
8:04 | 7:55/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:36:17
Pace7:21 /mi
2nd Half
Distance13.11 mi
Time1:48:02
Pace8:14 /mi
📊Positive Split: 12.2% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:29:3622:257:1322:25
7:13
-
10K
6.21 mi10:51:4444:337:1022:08
7:07
-0:06
15K
9.32 mi11:14:501:07:397:1523:06
7:26
+0:19
20K
12.43 mi11:38:271:31:167:2123:37
7:36
+0:10
Half
13.11 mi11:43:281:36:177:215:01
7:21
-0:15
25K
15.53 mi12:02:131:55:027:2418:45
7:44
+0:23
30K
18.64 mi12:27:572:20:467:3325:44
8:17
+0:33
20M
20.00 mi12:39:282:32:177:3711:31
8:28
+0:11
21M
21.00 mi12:48:132:41:027:408:45
8:45
+0:17
35K
21.75 mi12:54:082:46:577:415:55
7:55
-0:50
23M
23.00 mi13:04:442:57:337:4310:36
8:28
+0:33
24M
24.00 mi13:13:063:05:557:458:22
8:22
-0:06
40K
24.85 mi13:20:183:13:077:467:12
8:25
+0:03
25.2M
25.20 mi13:23:263:16:157:473:08
9:05
+0:40
Finish
26.22 mi13:31:303:24:197:488:04
7:55
-1:10

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

7:07 /mi

Average Pace

7:48 /mi

Slowest Pace

9:05 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

1:36:17

47% of race

Time at Steady Pace

32:44

16% of race

Time at Slower Pace

1:15:18

37% of race

Average Pace: 7:48 /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 mi10:29:3622:257:1322:25
7:13
#9608
10K
6.21 mi10:51:4444:337:1022:08
7:07
#9202
15K
9.32 mi11:14:501:07:397:1523:06
7:26
#9842
20K
12.43 mi11:38:271:31:167:2123:37
7:36
#10256
Half
13.11 mi11:43:281:36:177:215:01
7:21
#10255
25K
15.53 mi12:02:131:55:027:2418:45
7:44
#10506
30K
18.64 mi12:27:572:20:467:3325:44
8:17
#11040
20M
20.00 mi12:39:282:32:177:3711:31
8:28
#11204
21M
21.00 mi12:48:132:41:027:408:45
8:45
#11225
35K
21.75 mi12:54:082:46:577:415:55
7:55
#11210
23M
23.00 mi13:04:442:57:337:4310:36
8:28
#11308
24M
24.00 mi13:13:063:05:557:458:22
8:22
#11382
40K
24.85 mi13:20:183:13:077:467:12
8:25
#11440
25.2M
25.20 mi13:23:263:16:157:473:08
9:05
#11436
Finish
26.22 mi13:31:303:24:197:488:04
7:55
#11449
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF18-39Seg. OverallSeg. FemalesSeg. F18-39
5K3.11 mi3.11 mi96081635163511209(Top 39%)2482(Top 20%)2482(Top 45%)
10K6.21 mi3.10 mi9202+4061461+1741461+1748890(Top 31%)1338(Top 11%)1338(Top 24%)
15K9.32 mi3.11 mi9842-6401769-3081769-30811209(Top 39%)2482(Top 20%)2482(Top 45%)
20K12.43 mi3.11 mi10256-4141990-2211990-22111641(Top 41%)2806(Top 23%)2806(Top 51%)
Half13.11 mi0.68 mi10255+11995-51995-510570(Top 37%)2235(Top 18%)2235(Top 41%)
25K15.53 mi2.42 mi10506-2512133-1382133-13811827(Top 42%)3030(Top 25%)3030(Top 55%)
30K18.64 mi3.11 mi11040-5342491-3582491-35813381(Top 47%)4039(Top 33%)4039(Top 74%)
20M20.00 mi1.36 mi11204-1642615-1242615-12413629(Top 48%)4302(Top 35%)4302(Top 79%)
21M21.00 mi1.00 mi11225-212668-532668-5311995(Top 42%)3588(Top 29%)3588(Top 66%)
35K21.75 mi0.75 mi11210+152683-152683-1511655(Top 41%)3457(Top 28%)3457(Top 63%)
23M23.00 mi1.25 mi11308-982778-952778-9513110(Top 46%)4319(Top 35%)4319(Top 79%)
24M24.00 mi1.00 mi11382-742851-732851-7313668(Top 48%)4642(Top 38%)4642(Top 85%)
40K24.85 mi0.85 mi11440-582926-752926-7512931(Top 46%)4393(Top 36%)4393(Top 80%)
25.2M25.20 mi0.35 mi11436+42937-112937-1112311(Top 43%)4110(Top 34%)4110(Top 75%)
Finish26.22 mi1.02 mi11449-132979-422979-4212308(Top 43%)4078(Top 33%)4078(Top 75%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 39%
×21stories
+97ft-345ft

Overall

11209

Females

2482

F18-39

2482

5K→10K

3.1 - 6.2 mi

Top 31%
×5stories
+79ft-138ft

Overall

8890

Females

1338

F18-39

1338

10K→15K

6.2 - 9.3 mi

Top 39%
×3stories
+67ft-78ft

Overall

11209

Females

2482

F18-39

2482

15K→20K

9.3 - 12.4 mi

Top 41%
×5stories
+106ft-86ft

Overall

11641

Females

2806

F18-39

2806

20K→Half

12.4 - 13.1 mi

Top 37%
×2stories
+19ft-37ft

Overall

10570

Females

2235

F18-39

2235

Half→25K

13.1 - 15.5 mi

Top 42%
×4stories
+66ft-88ft

Overall

11827

Females

3030

F18-39

3030

25K→30K

15.5 - 18.6 mi

Top 47%
×9stories
+181ft-148ft

Overall

13381

Females

4039

F18-39

4039

30K→20M

18.6 - 20.0 mi

Top 48%
×5stories
+64ft-50ft

Overall

13629

Females

4302

F18-39

4302

20M→21M

20.0 - 21.0 mi

Top 42%
×8stories
+106ft-24ft

Overall

11995

Females

3588

F18-39

3588

21M→35K

21.0 - 21.8 mi

Top 41%
×7stories
+17ft-86ft

Overall

11655

Females

3457

F18-39

3457

35K→23M

21.8 - 23.0 mi

Top 46%
×5stories
+23ft-63ft

Overall

13110

Females

4319

F18-39

4319

23M→24M

23.0 - 24.0 mi

Top 48%
×6stories
+12ft-82ft

Overall

13668

Females

4642

F18-39

4642

24M→40K

24.0 - 24.9 mi

Top 46%
×1story
+6ft-20ft

Overall

12931

Females

4393

F18-39

4393

40K→25.2M

24.9 - 25.2 mi

Top 43%
×1story
+13ft-16ft

Overall

12311

Females

4110

F18-39

4110

25.2M→Finish

25.2 - 26.2 mi

Top 43%
×2stories
+22ft-21ft

Overall

12308

Females

4078

F18-39

4078

Passing Analysis

Category:
Athletes Passed
1382
Passed By
3219
Net Change
-1841
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#9608
5K → 10K48680+406#9608#9202
10K → 15K39678-640#9202#9842
15K → 20K82494-414#9842#10256
20K → Half3635+1#10256#10255
Half → 25K96347-251#10255#10506
25K → 30K106639-534#10506#11040
30K → 20M72236-164#11040#11204
20M → 21M96117-21#11204#11225
21M → 35K6348+15#11225#11210
35K → 23M77175-98#11210#11308
23M → 24M63137-74#11308#11382
24M → 40K61119-58#11382#11440
40K → 25.2M3430+4#11440#11436
25.2M → Finish7184-13#11436#11449
TOTALS13823219-1841
📊

Passing Visuals

Category:
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🔥Passing Intensity

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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