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BOSTON MARATHON 2025

Eliara Pereira

Bib: 17695•F

0:00
0:00
/ mi
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Overall
#0 / 28404
Top 38%
Gender (Female)
#0 / 12228
Top 22%
Division (F18-39)
#0 / 5469
Top 37%
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
7:01/mi
21:47
↑ 97↓ 3451.5%
10K· 6.21 mi
7:11/mi
44:07
↑ 79↓ 1380.4%
15K· 9.32 mi
7:29/mi
1:07:22
↑ 67↓ 78
20K· 12.43 mi
7:24/mi
1:30:22
↑ 106↓ 860.1%
Half· 13.11 mi
7:21/mi
1:35:23
↑ 19↓ 370.5%
25K· 15.53 mi
7:37/mi
1:53:50
↑ 66↓ 880.2%
30K· 18.64 mi
8:01/mi
2:18:44
↑ 181↓ 1480.2%
20M
8:11/mi
2:29:51
↑ 64↓ 500.2%
21M
9:03/mi
2:38:54
↑ 106↓ 241.6%
35K· 21.75 mi
7:48/mi
2:44:44
↑ 17↓ 861.7%
23M
8:15/mi
2:55:04
↑ 23↓ 630.6%
24M
7:52/mi
3:02:56
↓ 821.3%
40K· 24.85 mi
8:39/mi
3:10:20
↓ 200.3%
25.2M
10:18/mi
3:13:53
↑ 13↓ 160.2%
Finish· 26.22 mi
8:15/mi
3:22:17
↑ 22↓ 21

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:35:23
Pace7:17 /mi
2nd Half
Distance13.11 mi
Time1:46:54
Pace8:09 /mi
📊Positive Split: 12.1% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:12:0421:477:0121:47
7:01
-
10K
6.21 mi11:34:2444:077:0622:20
7:11
+0:10
15K
9.32 mi11:57:391:07:227:1423:15
7:29
+0:18
20K
12.43 mi12:20:391:30:227:1623:00
7:24
-0:05
Half
13.11 mi12:25:401:35:237:175:01
7:21
-0:03
25K
15.53 mi12:44:071:53:507:2018:27
7:37
+0:16
30K
18.64 mi13:09:012:18:447:2724:54
8:01
+0:24
20M
20.00 mi13:20:082:29:517:3011:07
8:11
+0:10
21M
21.00 mi13:29:112:38:547:349:03
9:03
+0:52
35K
21.75 mi13:35:012:44:447:345:50
7:48
-1:15
23M
23.00 mi13:45:212:55:047:3710:20
8:15
+0:27
24M
24.00 mi13:53:133:02:567:377:52
7:52
-0:23
40K
24.85 mi14:00:373:10:207:397:24
8:39
+0:47
25.2M
25.20 mi14:04:103:13:537:423:33
10:18
+1:39
Finish
26.22 mi14:12:343:22:177:438:24
8:15
-2:03

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

7:01 /mi

Average Pace

7:43 /mi

Slowest Pace

10:18 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

1:12:08

36% of race

Time at Steady Pace

1:50:09

54% of race

Time at Slower Pace

20:00

10% of race

Average Pace: 7:43 /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 mi11:12:0421:477:0121:47
7:01
#7934
10K
6.21 mi11:34:2444:077:0622:20
7:11
#8646
15K
9.32 mi11:57:391:07:227:1423:15
7:29
#9565
20K
12.43 mi12:20:391:30:227:1623:00
7:24
#9616
Half
13.11 mi12:25:401:35:237:175:01
7:21
#9660
25K
15.53 mi12:44:071:53:507:2018:27
7:37
#9809
30K
18.64 mi13:09:012:18:447:2724:54
8:01
#10082
20M
20.00 mi13:20:082:29:517:3011:07
8:11
#10180
21M
21.00 mi13:29:112:38:547:349:03
9:03
#10405
35K
21.75 mi13:35:012:44:447:345:50
7:48
#10412
23M
23.00 mi13:45:212:55:047:3710:20
8:15
#10447
24M
24.00 mi13:53:133:02:567:377:52
7:52
#10418
40K
24.85 mi14:00:373:10:207:397:24
8:39
#10546
25.2M
25.20 mi14:04:103:13:537:423:33
10:18
#10681
Finish
26.22 mi14:12:343:22:177:438:24
8:15
#10824
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF18-39Seg. OverallSeg. FemalesSeg. F18-39
5K3.11 mi3.11 mi793496396311636(Top 41%)2705(Top 22%)2705(Top 49%)
10K6.21 mi3.10 mi8646-7121240-2771240-2779409(Top 33%)1562(Top 13%)1562(Top 29%)
15K9.32 mi3.11 mi9565-9191632-3921632-39211636(Top 41%)2705(Top 22%)2705(Top 49%)
20K12.43 mi3.11 mi9616-511697-651697-659954(Top 35%)1943(Top 16%)1943(Top 36%)
Half13.11 mi0.68 mi9660-441717-201717-2010555(Top 37%)2220(Top 18%)2220(Top 41%)
25K15.53 mi2.42 mi9809-1491814-971814-9710870(Top 38%)2518(Top 21%)2518(Top 46%)
30K18.64 mi3.11 mi10082-2731999-1851999-18511489(Top 40%)3025(Top 25%)3025(Top 55%)
20M20.00 mi1.36 mi10180-982074-752074-7511693(Top 41%)3291(Top 27%)3291(Top 60%)
21M21.00 mi1.00 mi10405-2252241-1672241-16713811(Top 49%)4517(Top 37%)4517(Top 83%)
35K21.75 mi0.75 mi10412-72270-292270-2910834(Top 38%)3017(Top 25%)3017(Top 55%)
23M23.00 mi1.25 mi10447-352322-522322-5211741(Top 41%)3601(Top 29%)3601(Top 66%)
24M24.00 mi1.00 mi10418+292342-202342-2010345(Top 36%)2967(Top 24%)2967(Top 54%)
40K24.85 mi0.85 mi10546-1282438-962438-9614373(Top 51%)5165(Top 42%)5165(Top 94%)
25.2M25.20 mi0.35 mi10681-1352526-882526-8818277(Top 64%)7265(Top 59%)7265(Top 133%)
Finish26.22 mi1.02 mi10824-1432644-1182644-11814558(Top 51%)5226(Top 43%)5226(Top 96%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 41%
×21story building
+97ft-345ft

Overall

11636

Females

2705

F18-39

2705

5K→10K

3.1 - 6.2 mi

Top 33%
×5story building
+79ft-138ft

Overall

9409

Females

1562

F18-39

1562

10K→15K

6.2 - 9.3 mi

Top 41%
×3story building
+67ft-78ft

Overall

11636

Females

2705

F18-39

2705

15K→20K

9.3 - 12.4 mi

Top 35%
×5story building
+106ft-86ft

Overall

9954

Females

1943

F18-39

1943

20K→Half

12.4 - 13.1 mi

Top 37%
×2story building
+19ft-37ft

Overall

10555

Females

2220

F18-39

2220

Half→25K

13.1 - 15.5 mi

Top 38%
×4story building
+66ft-88ft

Overall

10870

Females

2518

F18-39

2518

25K→30K

15.5 - 18.6 mi

Top 40%
×9story building
+181ft-148ft

Overall

11489

Females

3025

F18-39

3025

30K→20M

18.6 - 20.0 mi

Top 41%
×5story building
+64ft-50ft

Overall

11693

Females

3291

F18-39

3291

20M→21M

20.0 - 21.0 mi

Top 49%
×8story building
+106ft-24ft

Overall

13811

Females

4517

F18-39

4517

21M→35K

21.0 - 21.8 mi

Top 38%
×7story building
+17ft-86ft

Overall

10834

Females

3017

F18-39

3017

35K→23M

21.8 - 23.0 mi

Top 41%
×5story building
+23ft-63ft

Overall

11741

Females

3601

F18-39

3601

23M→24M

23.0 - 24.0 mi

Top 36%
×6story building
+12ft-82ft

Overall

10345

Females

2967

F18-39

2967

24M→40K

24.0 - 24.9 mi

Top 51%
×1story
+6ft-20ft

Overall

14373

Females

5165

F18-39

5165

40K→25.2M

24.9 - 25.2 mi

Top 64%
×1story
+13ft-16ft

Overall

18277

Females

7265

F18-39

7265

25.2M→Finish

25.2 - 26.2 mi

Top 51%
×2story building
+22ft-21ft

Overall

14558

Females

5226

F18-39

5226

Passing Analysis

Category:
Athletes Passed
991
Passed By
3878
Net Change
-2890
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#7934
5K → 10K37749-712#7934#8646
10K → 15K25944-919#8646#9565
15K → 20K170221-51#9565#9616
20K → Half1761-44#9616#9660
Half → 25K116265-149#9660#9809
25K → 30K146417-273#9809#10082
30K → 20M95192-98#10082#10180
20M → 21M53278-225#10180#10405
21M → 35K5057-7#10405#10412
35K → 23M97132-35#10412#10447
23M → 24M9465+29#10447#10418
24M → 40K40168-128#10418#10546
40K → 25.2M16151-135#10546#10681
25.2M → Finish35178-143#10681#10824
TOTALS9913878-2890
📊

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