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BOSTON MARATHON 2025

Jessica Sanchez Rojas

Bib: 18179•F

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

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
25:35
Rank: #18330
Start → 5K
8:14/mi
25:35 split
10K· 6.21 mi
51:29
Rank: #18516 (-186)
5K → 10K
8:20/mi
25:54 split
15K· 9.32 mi
1:17:48
Rank: #18711 (-195)
10K → 15K
8:28/mi
26:19 split
20K· 12.43 mi
1:44:14
Rank: #18578 (+133)
15K → 20K
8:30/mi
26:26 split
Half· 13.11 mi
1:49:54
Rank: #18531 (+47)
20K → Half
8:18/mi
5:40 split
25K· 15.53 mi
2:10:53
Rank: #18447 (+84)
Half → 25K
8:39/mi
20:59 split
30K· 18.64 mi
2:38:28
Rank: #18132 (+315)
25K → 30K
8:53/mi
27:35 split
20M
2:50:32
Rank: #17943 (+189)
30K → 20M
8:53/mi
12:04 split
21M
2:59:59
Rank: #17831 (+112)
20M → 21M
9:27/mi
9:27 split
35K· 21.75 mi
3:06:20
Rank: #17719 (+112)
21M → 35K
8:29/mi
6:21 split
23M
3:17:31
Rank: #17585 (+134)
35K → 23M
8:56/mi
11:11 split
24M
3:26:12
Rank: #17488 (+97)
23M → 24M
8:41/mi
8:41 split
40K· 24.85 mi
3:33:35
Rank: #17361 (+127)
24M → 40K
8:38/mi
7:23 split
25.2M
3:36:51
Rank: #17312 (+49)
40K → 25.2M
9:28/mi
3:16 split
Finish· 26.22 mi
3:45:00
Rank: #17140 (+172)
25.2M → Finish
8:00/mi
8:09 split

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:49:54
Pace8:23 /mi
2nd Half
Distance13.11 mi
Time1:55:06
Pace8:47 /mi
📊Positive Split: 4.7% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:17:0625:358:1425:35
8:14
-
10K
6.21 mi11:43:0051:298:1725:54
8:20
+0:06
15K
9.32 mi12:09:191:17:488:2126:19
8:28
+0:08
20K
12.43 mi12:35:451:44:148:2326:26
8:30
+0:02
Half
13.11 mi12:41:251:49:548:235:40
8:18
-0:12
25K
15.53 mi13:02:242:10:538:2620:59
8:39
+0:21
30K
18.64 mi13:29:592:38:288:3027:35
8:53
+0:14
20M
20.00 mi13:42:032:50:328:3212:04
8:53
0:00
21M
21.00 mi13:51:302:59:598:349:27
9:27
+0:34
35K
21.75 mi13:57:513:06:208:346:21
8:29
-0:58
23M
23.00 mi14:09:023:17:318:3511:11
8:56
+0:27
24M
24.00 mi14:17:433:26:128:368:41
8:41
-0:15
40K
24.85 mi14:25:063:33:358:367:23
8:38
-0:03
25.2M
25.20 mi14:28:223:36:518:363:16
9:28
+0:50
Finish
26.22 mi14:36:313:45:008:358:09
8:00
-1:28

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

8:00 /mi

Average Pace

8:35 /mi

Slowest Pace

9:28 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:41:27

72% of race

Time at Steady Pace

50:50

23% of race

Time at Slower Pace

12:43

6% of race

Average Pace: 8:35 /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 mi11:17:0625:358:1425:35
8:14
#18330
10K
6.21 mi11:43:0051:298:1725:54
8:20
#18516
15K
9.32 mi12:09:191:17:488:2126:19
8:28
#18711
20K
12.43 mi12:35:451:44:148:2326:26
8:30
#18578
Half
13.11 mi12:41:251:49:548:235:40
8:18
#18531
25K
15.53 mi13:02:242:10:538:2620:59
8:39
#18447
30K
18.64 mi13:29:592:38:288:3027:35
8:53
#18132
20M
20.00 mi13:42:032:50:328:3212:04
8:53
#17943
21M
21.00 mi13:51:302:59:598:349:27
9:27
#17831
35K
21.75 mi13:57:513:06:208:346:21
8:29
#17719
23M
23.00 mi14:09:023:17:318:3511:11
8:56
#17585
24M
24.00 mi14:17:433:26:128:368:41
8:41
#17488
40K
24.85 mi14:25:063:33:358:367:23
8:38
#17361
25.2M
25.20 mi14:28:223:36:518:363:16
9:28
#17312
Finish
26.22 mi14:36:313:45:008:358:09
8:00
#17140
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF18-39Seg. OverallSeg. FemalesSeg. F18-39
5K3.11 mi3.11 mi183306540654019157(Top 67%)6981(Top 57%)6981(Top 128%)
10K6.21 mi3.10 mi18516-1866625-856625-8518793(Top 66%)6757(Top 55%)6757(Top 124%)
15K9.32 mi3.11 mi18711-1956738-1136738-11319157(Top 67%)6981(Top 57%)6981(Top 128%)
20K12.43 mi3.11 mi18578+1336663+756663+7518316(Top 64%)6509(Top 53%)6509(Top 119%)
Half13.11 mi0.68 mi18531+476636+276636+2717991(Top 63%)6308(Top 52%)6308(Top 115%)
25K15.53 mi2.42 mi18447+846607+296607+2918122(Top 64%)6488(Top 53%)6488(Top 119%)
30K18.64 mi3.11 mi18132+3156472+1356472+13517040(Top 60%)6051(Top 49%)6051(Top 111%)
20M20.00 mi1.36 mi17943+1896390+826390+8216135(Top 57%)5677(Top 46%)5677(Top 104%)
21M21.00 mi1.00 mi17831+1126336+546336+5415879(Top 56%)5648(Top 46%)5648(Top 103%)
35K21.75 mi0.75 mi17719+1126295+416295+4115443(Top 54%)5499(Top 45%)5499(Top 101%)
23M23.00 mi1.25 mi17585+1346271+246271+2415892(Top 56%)5830(Top 48%)5830(Top 107%)
24M24.00 mi1.00 mi17488+976241+306241+3015662(Top 55%)5728(Top 47%)5728(Top 105%)
40K24.85 mi0.85 mi17361+1276191+506191+5014318(Top 50%)5147(Top 42%)5147(Top 94%)
25.2M25.20 mi0.35 mi17312+496172+196172+1914531(Top 51%)5320(Top 44%)5320(Top 97%)
Finish26.22 mi1.02 mi17140+1726096+766096+7612915(Top 45%)4398(Top 36%)4398(Top 80%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 67%
×21story building
+97ft-345ft

Overall

19157

Females

6981

F18-39

6981

5K→10K

3.1 - 6.2 mi

Top 66%
×5story building
+79ft-138ft

Overall

18793

Females

6757

F18-39

6757

10K→15K

6.2 - 9.3 mi

Top 67%
×3story building
+67ft-78ft

Overall

19157

Females

6981

F18-39

6981

15K→20K

9.3 - 12.4 mi

Top 64%
×5story building
+106ft-86ft

Overall

18316

Females

6509

F18-39

6509

20K→Half

12.4 - 13.1 mi

Top 63%
×2story building
+19ft-37ft

Overall

17991

Females

6308

F18-39

6308

Half→25K

13.1 - 15.5 mi

Top 64%
×4story building
+66ft-88ft

Overall

18122

Females

6488

F18-39

6488

25K→30K

15.5 - 18.6 mi

Top 60%
×9story building
+181ft-148ft

Overall

17040

Females

6051

F18-39

6051

30K→20M

18.6 - 20.0 mi

Top 57%
×5story building
+64ft-50ft

Overall

16135

Females

5677

F18-39

5677

20M→21M

20.0 - 21.0 mi

Top 56%
×8story building
+106ft-24ft

Overall

15879

Females

5648

F18-39

5648

21M→35K

21.0 - 21.8 mi

Top 54%
×7story building
+17ft-86ft

Overall

15443

Females

5499

F18-39

5499

35K→23M

21.8 - 23.0 mi

Top 56%
×5story building
+23ft-63ft

Overall

15892

Females

5830

F18-39

5830

23M→24M

23.0 - 24.0 mi

Top 55%
×6story building
+12ft-82ft

Overall

15662

Females

5728

F18-39

5728

24M→40K

24.0 - 24.9 mi

Top 50%
×1story
+6ft-20ft

Overall

14318

Females

5147

F18-39

5147

40K→25.2M

24.9 - 25.2 mi

Top 51%
×1story
+13ft-16ft

Overall

14531

Females

5320

F18-39

5320

25.2M→Finish

25.2 - 26.2 mi

Top 45%
×2story building
+22ft-21ft

Overall

12915

Females

4398

F18-39

4398

Passing Analysis

Category:
Athletes Passed
2422
Passed By
1232
Net Change
+1190
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#18330
5K → 10K189375-186#18330#18516
10K → 15K119314-195#18516#18711
15K → 20K265132+133#18711#18578
20K → Half6114+47#18578#18531
Half → 25K201117+84#18531#18447
25K → 30K40590+315#18447#18132
30K → 20M21526+189#18132#17943
20M → 21M15745+112#17943#17831
21M → 35K12715+112#17831#17719
35K → 23M17844+134#17719#17585
23M → 24M12528+97#17585#17488
24M → 40K14417+127#17488#17361
40K → 25.2M578+49#17361#17312
25.2M → Finish1797+172#17312#17140
TOTALS24221232+1190
📊

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