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BOSTON MARATHON 2025

Carolina Salazar Lara

Bib: 13847•F

0:00
0:00
/ mi
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Overall
#0 / 28404
Top 42%
Gender (Female)
#0 / 12228
Top 26%
Division (F18-39)
#0 / 5469
Top 43%
Race Day Weather
50°/40°F
broken clouds

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
24:12
Rank: #14717
Start → 5K
24:12 | 7:47/mi
10K· 6.21 mi
48:18
Rank: #14524 (+193)
5K → 10K
24:06 | 7:45/mi
15K· 9.32 mi
1:12:04
Rank: #14044 (+480)
10K → 15K
23:46 | 7:39/mi
20K· 12.43 mi
1:36:19
Rank: #13806 (+238)
15K → 20K
24:15 | 7:48/mi
Half· 13.11 mi
1:41:37
Rank: #13804 (+2)
20K → Half
5:18 | 7:46/mi
25K· 15.53 mi
2:00:28
Rank: #13479 (+325)
Half → 25K
18:51 | 7:46/mi
30K· 18.64 mi
2:25:34
Rank: #13166 (+313)
25K → 30K
25:06 | 8:05/mi
20M
2:36:42
Rank: #13014 (+152)
30K → 20M
11:08 | 8:12/mi
21M
2:45:09
Rank: #12831 (+183)
20M → 21M
8:27 | 8:27/mi
35K· 21.75 mi
2:51:02
Rank: #12756 (+75)
21M → 35K
5:53 | 7:52/mi
23M
3:01:08
Rank: #12564 (+192)
35K → 23M
10:06 | 8:04/mi
24M
3:08:50
Rank: #12389 (+175)
23M → 24M
7:42 | 7:42/mi
40K· 24.85 mi
3:15:19
Rank: #12167 (+222)
24M → 40K
6:29 | 7:35/mi
25.2M
3:18:11
Rank: #12068 (+99)
40K → 25.2M
2:52 | 8:19/mi
Finish· 26.22 mi
3:25:27
Rank: #11816 (+252)
25.2M → Finish
7:16 | 7:08/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:41:37
Pace7:45 /mi
2nd Half
Distance13.11 mi
Time1:43:50
Pace7:55 /mi
📊Positive Split: 2.2% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:54:2124:127:4724:12
7:47
-
10K
6.21 mi11:18:2748:187:4624:06
7:45
-0:02
15K
9.32 mi11:42:131:12:047:4423:46
7:39
-0:06
20K
12.43 mi12:06:281:36:197:4524:15
7:48
+0:09
Half
13.11 mi12:11:461:41:377:455:18
7:46
-0:02
25K
15.53 mi12:30:372:00:287:4518:51
7:46
0:00
30K
18.64 mi12:55:432:25:347:4925:06
8:05
+0:19
20M
20.00 mi13:06:512:36:427:5011:08
8:12
+0:07
21M
21.00 mi13:15:182:45:097:528:27
8:27
+0:15
35K
21.75 mi13:21:112:51:027:525:53
7:52
-0:35
23M
23.00 mi13:31:173:01:087:5310:06
8:04
+0:12
24M
24.00 mi13:38:593:08:507:527:42
7:42
-0:22
40K
24.85 mi13:45:283:15:197:516:29
7:35
-0:07
25.2M
25.20 mi13:48:203:18:117:522:52
8:19
+0:44
Finish
26.22 mi13:55:363:25:277:507:16
7:08
-1:11

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

7:08 /mi

Average Pace

7:50 /mi

Slowest Pace

8:27 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:21:55

69% of race

Time at Steady Pace

55:05

27% of race

Time at Slower Pace

8:27

4% of race

Average Pace: 7:50 /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 mi10:54:2124:127:4724:12
7:47
#14717
10K
6.21 mi11:18:2748:187:4624:06
7:45
#14524
15K
9.32 mi11:42:131:12:047:4423:46
7:39
#14044
20K
12.43 mi12:06:281:36:197:4524:15
7:48
#13806
Half
13.11 mi12:11:461:41:377:455:18
7:46
#13804
25K
15.53 mi12:30:372:00:287:4518:51
7:46
#13479
30K
18.64 mi12:55:432:25:347:4925:06
8:05
#13166
20M
20.00 mi13:06:512:36:427:5011:08
8:12
#13014
21M
21.00 mi13:15:182:45:097:528:27
8:27
#12831
35K
21.75 mi13:21:112:51:027:525:53
7:52
#12756
23M
23.00 mi13:31:173:01:087:5310:06
8:04
#12564
24M
24.00 mi13:38:593:08:507:527:42
7:42
#12389
40K
24.85 mi13:45:283:15:197:516:29
7:35
#12167
25.2M
25.20 mi13:48:203:18:117:522:52
8:19
#12068
Finish
26.22 mi13:55:363:25:277:507:16
7:08
#11816
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF18-39Seg. OverallSeg. FemalesSeg. F18-39
5K3.11 mi3.11 mi147174354435413060(Top 46%)3479(Top 28%)3479(Top 64%)
10K6.21 mi3.10 mi14524+1934250+1044250+10414409(Top 51%)4191(Top 34%)4191(Top 77%)
15K9.32 mi3.11 mi14044+4804000+2504000+25013060(Top 46%)3479(Top 28%)3479(Top 64%)
20K12.43 mi3.11 mi13806+2383902+983902+9813317(Top 47%)3717(Top 30%)3717(Top 68%)
Half13.11 mi0.68 mi13804+23908-63908-614002(Top 49%)4035(Top 33%)4035(Top 74%)
25K15.53 mi2.42 mi13479+3253760+1483760+14812149(Top 43%)3191(Top 26%)3191(Top 58%)
30K18.64 mi3.11 mi13166+3133650+1103650+11011954(Top 42%)3269(Top 27%)3269(Top 60%)
20M20.00 mi1.36 mi13014+1523587+633587+6311768(Top 41%)3334(Top 27%)3334(Top 61%)
21M21.00 mi1.00 mi12831+1833521+663521+6610185(Top 36%)2700(Top 22%)2700(Top 49%)
35K21.75 mi0.75 mi12756+753497+243497+2411333(Top 40%)3285(Top 27%)3285(Top 60%)
23M23.00 mi1.25 mi12564+1923431+663431+6610536(Top 37%)3011(Top 25%)3011(Top 55%)
24M24.00 mi1.00 mi12389+1753369+623369+629147(Top 32%)2403(Top 20%)2403(Top 44%)
40K24.85 mi0.85 mi12167+2223292+773292+777363(Top 26%)1715(Top 14%)1715(Top 31%)
25.2M25.20 mi0.35 mi12068+993260+323260+327813(Top 28%)2002(Top 16%)2002(Top 37%)
Finish26.22 mi1.02 mi11816+2523164+963164+966630(Top 23%)1516(Top 12%)1516(Top 28%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 46%
×21stories
+97ft-345ft

Overall

13060

Females

3479

F18-39

3479

5K→10K

3.1 - 6.2 mi

Top 51%
×5stories
+79ft-138ft

Overall

14409

Females

4191

F18-39

4191

10K→15K

6.2 - 9.3 mi

Top 46%
×3stories
+67ft-78ft

Overall

13060

Females

3479

F18-39

3479

15K→20K

9.3 - 12.4 mi

Top 47%
×5stories
+106ft-86ft

Overall

13317

Females

3717

F18-39

3717

20K→Half

12.4 - 13.1 mi

Top 49%
×2stories
+19ft-37ft

Overall

14002

Females

4035

F18-39

4035

Half→25K

13.1 - 15.5 mi

Top 43%
×4stories
+66ft-88ft

Overall

12149

Females

3191

F18-39

3191

25K→30K

15.5 - 18.6 mi

Top 42%
×9stories
+181ft-148ft

Overall

11954

Females

3269

F18-39

3269

30K→20M

18.6 - 20.0 mi

Top 41%
×5stories
+64ft-50ft

Overall

11768

Females

3334

F18-39

3334

20M→21M

20.0 - 21.0 mi

Top 36%
×8stories
+106ft-24ft

Overall

10185

Females

2700

F18-39

2700

21M→35K

21.0 - 21.8 mi

Top 40%
×7stories
+17ft-86ft

Overall

11333

Females

3285

F18-39

3285

35K→23M

21.8 - 23.0 mi

Top 37%
×5stories
+23ft-63ft

Overall

10536

Females

3011

F18-39

3011

23M→24M

23.0 - 24.0 mi

Top 32%
×6stories
+12ft-82ft

Overall

9147

Females

2403

F18-39

2403

24M→40K

24.0 - 24.9 mi

Top 26%
×1story
+6ft-20ft

Overall

7363

Females

1715

F18-39

1715

40K→25.2M

24.9 - 25.2 mi

Top 28%
×1story
+13ft-16ft

Overall

7813

Females

2002

F18-39

2002

25.2M→Finish

25.2 - 26.2 mi

Top 23%
×2stories
+22ft-21ft

Overall

6630

Females

1516

F18-39

1516

Passing Analysis

Category:
Athletes Passed
3515
Passed By
614
Net Change
+2901
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#14717
5K → 10K399206+193#14717#14524
10K → 15K51030+480#14524#14044
15K → 20K32587+238#14044#13806
20K → Half3735+2#13806#13804
Half → 25K35328+325#13804#13479
25K → 30K416103+313#13479#13166
30K → 20M18836+152#13166#13014
20M → 21M20017+183#13014#12831
21M → 35K9823+75#12831#12756
35K → 23M21927+192#12756#12564
23M → 24M18611+175#12564#12389
24M → 40K2264+222#12389#12167
40K → 25.2M1012+99#12167#12068
25.2M → Finish2575+252#12068#11816
TOTALS3515614+2901
📊

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