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BOSTON MARATHON 2025

Elvia De Jesús Guzmán

Bib: 22827•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
8:47/mi
27:16
↑ 97↓ 3451.5%
10K· 6.21 mi
8:43/mi
54:22
↑ 79↓ 1380.4%
15K· 9.32 mi
8:42/mi
1:21:25
↑ 67↓ 78
20K· 12.43 mi
8:53/mi
1:49:00
↑ 106↓ 860.1%
Half· 13.11 mi
8:40/mi
1:54:55
↑ 19↓ 370.5%
25K· 15.53 mi
8:53/mi
2:16:28
↑ 66↓ 880.2%
30K· 18.64 mi
9:14/mi
2:45:09
↑ 181↓ 1480.2%
20M
9:21/mi
2:57:52
↑ 64↓ 500.2%
21M
9:46/mi
3:07:38
↑ 106↓ 241.6%
35K· 21.75 mi
8:53/mi
3:14:17
↑ 17↓ 861.7%
23M
9:06/mi
3:25:41
↑ 23↓ 630.6%
24M
8:46/mi
3:34:27
↓ 821.3%
40K· 24.85 mi
9:09/mi
3:42:16
↓ 200.3%
25.2M
9:34/mi
3:45:34
↑ 13↓ 160.2%
Finish· 26.22 mi
8:39/mi
3:54:23
↑ 22↓ 21

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:54:55
Pace8:46 /mi
2nd Half
Distance13.11 mi
Time1:59:28
Pace9:07 /mi
📊Positive Split: 4.0% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:23:4127:168:4727:16
8:47
-
10K
6.21 mi11:50:4754:228:4527:06
8:43
-0:04
15K
9.32 mi12:17:501:21:258:4427:03
8:42
-0:01
20K
12.43 mi12:45:251:49:008:4627:35
8:53
+0:11
Half
13.11 mi12:51:201:54:558:465:55
8:40
-0:13
25K
15.53 mi13:12:532:16:288:4721:33
8:53
+0:13
30K
18.64 mi13:41:342:45:098:5228:41
9:14
+0:21
20M
20.00 mi13:54:172:57:528:5412:43
9:21
+0:07
21M
21.00 mi14:04:033:07:388:569:46
9:46
+0:25
35K
21.75 mi14:10:423:14:178:566:39
8:53
-0:53
23M
23.00 mi14:22:063:25:418:5711:24
9:06
+0:13
24M
24.00 mi14:30:523:34:278:568:46
8:46
-0:20
40K
24.85 mi14:38:413:42:168:577:49
9:09
+0:23
25.2M
25.20 mi14:41:593:45:348:573:18
9:34
+0:25
Finish
26.22 mi14:50:483:54:238:578:49
8:39
-0:55

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

8:39 /mi

Average Pace

8:57 /mi

Slowest Pace

9:46 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

3:41:19

94% of race

Time at Steady Pace

13:04

6% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 8:56 /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 mi11:23:4127:168:4727:16
8:47
#21387
10K
6.21 mi11:50:4754:228:4527:06
8:43
#21166
15K
9.32 mi12:17:501:21:258:4427:03
8:42
#20935
20K
12.43 mi12:45:251:49:008:4627:35
8:53
#20776
Half
13.11 mi12:51:201:54:558:465:55
8:40
#20756
25K
15.53 mi13:12:532:16:288:4721:33
8:53
#20548
30K
18.64 mi13:41:342:45:098:5228:41
9:14
#20185
20M
20.00 mi13:54:172:57:528:5412:43
9:21
#20054
21M
21.00 mi14:04:033:07:388:569:46
9:46
#19881
35K
21.75 mi14:10:423:14:178:566:39
8:53
#19792
23M
23.00 mi14:22:063:25:418:5711:24
9:06
#19625
24M
24.00 mi14:30:523:34:278:568:46
8:46
#19484
40K
24.85 mi14:38:413:42:168:577:49
9:09
#19375
25.2M
25.20 mi14:41:593:45:348:573:18
9:34
#19305
Finish
26.22 mi14:50:483:54:238:578:49
8:39
#19223
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF45-49Seg. OverallSeg. FemalesSeg. F45-49
5K3.11 mi3.11 mi213878291829120536(Top 72%)7735(Top 63%)7735(Top 427%)
10K6.21 mi3.10 mi21166+2218140+1518140+15121008(Top 74%)8017(Top 66%)8017(Top 442%)
15K9.32 mi3.11 mi20935+2318007+1338007+13320536(Top 72%)7735(Top 63%)7735(Top 427%)
20K12.43 mi3.11 mi20776+1597912+957912+9520368(Top 72%)7692(Top 63%)7692(Top 424%)
Half13.11 mi0.68 mi20756+207903+97903+920230(Top 71%)7603(Top 62%)7603(Top 419%)
25K15.53 mi2.42 mi20548+2087797+1067797+10619381(Top 68%)7194(Top 59%)7194(Top 397%)
30K18.64 mi3.11 mi20185+3637629+1687629+16818803(Top 66%)7012(Top 57%)7012(Top 387%)
20M20.00 mi1.36 mi20054+1317578+517578+5118576(Top 65%)7046(Top 58%)7046(Top 389%)
21M21.00 mi1.00 mi19881+1737503+757503+7517359(Top 61%)6461(Top 53%)6461(Top 356%)
35K21.75 mi0.75 mi19792+897471+327471+3217744(Top 62%)6768(Top 55%)6768(Top 373%)
23M23.00 mi1.25 mi19625+1677410+617410+6116875(Top 59%)6382(Top 52%)6382(Top 352%)
24M24.00 mi1.00 mi19484+1417352+587352+5816171(Top 57%)6040(Top 49%)6040(Top 333%)
40K24.85 mi0.85 mi19375+1097309+437309+4317120(Top 60%)6651(Top 54%)6651(Top 367%)
25.2M25.20 mi0.35 mi19305+707281+287281+2815053(Top 53%)5600(Top 46%)5600(Top 309%)
Finish26.22 mi1.02 mi19223+827259+227259+2217209(Top 61%)6671(Top 55%)6671(Top 368%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 72%
×21story building
+97ft-345ft

Overall

20536

Females

7735

F45-49

7735

5K→10K

3.1 - 6.2 mi

Top 74%
×5story building
+79ft-138ft

Overall

21008

Females

8017

F45-49

8017

10K→15K

6.2 - 9.3 mi

Top 72%
×3story building
+67ft-78ft

Overall

20536

Females

7735

F45-49

7735

15K→20K

9.3 - 12.4 mi

Top 72%
×5story building
+106ft-86ft

Overall

20368

Females

7692

F45-49

7692

20K→Half

12.4 - 13.1 mi

Top 71%
×2story building
+19ft-37ft

Overall

20230

Females

7603

F45-49

7603

Half→25K

13.1 - 15.5 mi

Top 68%
×4story building
+66ft-88ft

Overall

19381

Females

7194

F45-49

7194

25K→30K

15.5 - 18.6 mi

Top 66%
×9story building
+181ft-148ft

Overall

18803

Females

7012

F45-49

7012

30K→20M

18.6 - 20.0 mi

Top 65%
×5story building
+64ft-50ft

Overall

18576

Females

7046

F45-49

7046

20M→21M

20.0 - 21.0 mi

Top 61%
×8story building
+106ft-24ft

Overall

17359

Females

6461

F45-49

6461

21M→35K

21.0 - 21.8 mi

Top 62%
×7story building
+17ft-86ft

Overall

17744

Females

6768

F45-49

6768

35K→23M

21.8 - 23.0 mi

Top 59%
×5story building
+23ft-63ft

Overall

16875

Females

6382

F45-49

6382

23M→24M

23.0 - 24.0 mi

Top 57%
×6story building
+12ft-82ft

Overall

16171

Females

6040

F45-49

6040

24M→40K

24.0 - 24.9 mi

Top 60%
×1story
+6ft-20ft

Overall

17120

Females

6651

F45-49

6651

40K→25.2M

24.9 - 25.2 mi

Top 53%
×1story
+13ft-16ft

Overall

15053

Females

5600

F45-49

5600

25.2M→Finish

25.2 - 26.2 mi

Top 61%
×2story building
+22ft-21ft

Overall

17209

Females

6671

F45-49

6671

Passing Analysis

Category:
Athletes Passed
2786
Passed By
622
Net Change
+2164
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#21387
5K → 10K406185+221#21387#21166
10K → 15K31786+231#21166#20935
15K → 20K260101+159#20935#20776
20K → Half4020+20#20776#20756
Half → 25K26355+208#20756#20548
25K → 30K41754+363#20548#20185
30K → 20M16837+131#20185#20054
20M → 21M18613+173#20054#19881
21M → 35K978+89#19881#19792
35K → 23M18821+167#19792#19625
23M → 24M1498+141#19625#19484
24M → 40K12314+109#19484#19375
40K → 25.2M711+70#19375#19305
25.2M → Finish10119+82#19305#19223
TOTALS2786622+2164
📊

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