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BOSTON MARATHON 2025

Mariana Bueno

Bib: 16027•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 40%
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
7:16/mi
22:34
↑ 97↓ 3451.5%
10K· 6.21 mi
7:14/mi
45:01
↑ 79↓ 1380.4%
15K· 9.32 mi
7:14/mi
1:07:29
↑ 67↓ 78
20K· 12.43 mi
7:18/mi
1:30:09
↑ 106↓ 860.1%
Half· 13.11 mi
7:12/mi
1:35:04
↑ 19↓ 370.5%
25K· 15.53 mi
7:16/mi
1:52:42
↑ 66↓ 880.2%
30K· 18.64 mi
7:31/mi
2:16:04
↑ 181↓ 1480.2%
20M
7:46/mi
2:26:37
↑ 64↓ 500.2%
21M
10:23/mi
2:37:00
↑ 106↓ 241.6%
35K· 21.75 mi
8:40/mi
2:43:29
↑ 17↓ 861.7%
23M
9:11/mi
2:54:59
↑ 23↓ 630.6%
24M
8:41/mi
3:03:40
↓ 821.3%
40K· 24.85 mi
8:44/mi
3:11:08
↓ 200.3%
25.2M
11:10/mi
3:14:59
↑ 13↓ 160.2%
Finish· 26.22 mi
8:44/mi
3:23:53
↑ 22↓ 21

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:35:04
Pace7:15 /mi
2nd Half
Distance13.11 mi
Time1:48:49
Pace8:18 /mi
📊Positive Split: 14.5% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:56:1222:347:1622:34
7:16
-
10K
6.21 mi11:18:3945:017:1522:27
7:14
-0:02
15K
9.32 mi11:41:071:07:297:1422:28
7:14
0:00
20K
12.43 mi12:03:471:30:097:1522:40
7:18
+0:04
Half
13.11 mi12:08:421:35:047:154:55
7:12
-0:06
25K
15.53 mi12:26:201:52:427:1517:38
7:16
+0:04
30K
18.64 mi12:49:422:16:047:1823:22
7:31
+0:15
20M
20.00 mi13:00:152:26:377:2010:33
7:46
+0:15
21M
21.00 mi13:10:382:37:007:2910:23
10:23
+2:37
35K
21.75 mi13:17:072:43:297:316:29
8:40
-1:43
23M
23.00 mi13:28:372:54:597:3611:30
9:11
+0:31
24M
24.00 mi13:37:183:03:407:398:41
8:41
-0:30
40K
24.85 mi13:44:463:11:087:417:28
8:44
+0:03
25.2M
25.20 mi13:48:373:14:597:443:51
11:10
+2:26
Finish
26.22 mi13:57:313:23:537:478:54
8:44
-2:26

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

7:12 /mi

Average Pace

7:47 /mi

Slowest Pace

11:10 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

0:00

0% of race

Time at Steady Pace

2:26:37

72% of race

Time at Slower Pace

57:16

28% of race

Average Pace: 7:47 /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 mi10:56:1222:347:1622:34
7:16
#10028
10K
6.21 mi11:18:3945:017:1522:27
7:14
#9845
15K
9.32 mi11:41:071:07:297:1422:28
7:14
#9676
20K
12.43 mi12:03:471:30:097:1522:40
7:18
#9450
Half
13.11 mi12:08:421:35:047:154:55
7:12
#9422
25K
15.53 mi12:26:201:52:427:1517:38
7:16
#9183
30K
18.64 mi12:49:422:16:047:1823:22
7:31
#8834
20M
20.00 mi13:00:152:26:377:2010:33
7:46
#8788
21M
21.00 mi13:10:382:37:007:2910:23
10:23
#9607
35K
21.75 mi13:17:072:43:297:316:29
8:40
#9895
23M
23.00 mi13:28:372:54:597:3611:30
9:11
#10400
24M
24.00 mi13:37:183:03:407:398:41
8:41
#10646
40K
24.85 mi13:44:463:11:087:417:28
8:44
#10798
25.2M
25.20 mi13:48:373:14:597:443:51
11:10
#11015
Finish
26.22 mi13:57:313:23:537:478:54
8:44
#11301
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF18-39Seg. OverallSeg. FemalesSeg. F18-39
5K3.11 mi3.11 mi10028182318239409(Top 33%)1611(Top 13%)1611(Top 29%)
10K6.21 mi3.10 mi9845+1831731+921731+929722(Top 34%)1696(Top 14%)1696(Top 31%)
15K9.32 mi3.11 mi9676+1691685+461685+469409(Top 33%)1611(Top 13%)1611(Top 29%)
20K12.43 mi3.11 mi9450+2261621+641621+649040(Top 32%)1547(Top 13%)1547(Top 28%)
Half13.11 mi0.68 mi9422+281616+51616+59234(Top 33%)1619(Top 13%)1619(Top 30%)
25K15.53 mi2.42 mi9183+2391537+791537+798178(Top 29%)1294(Top 11%)1294(Top 24%)
30K18.64 mi3.11 mi8834+3491439+981439+987914(Top 28%)1368(Top 11%)1368(Top 25%)
20M20.00 mi1.36 mi8788+461457-181457-188827(Top 31%)1908(Top 16%)1908(Top 35%)
21M21.00 mi1.00 mi9607-8191843-3861843-38619650(Top 69%)7707(Top 63%)7707(Top 141%)
35K21.75 mi0.75 mi9895-2882006-1632006-16316477(Top 58%)6036(Top 49%)6036(Top 110%)
23M23.00 mi1.25 mi10400-5052307-3012307-30117263(Top 61%)6579(Top 54%)6579(Top 120%)
24M24.00 mi1.00 mi10646-2462470-1632470-16315640(Top 55%)5706(Top 47%)5706(Top 104%)
40K24.85 mi0.85 mi10798-1522584-1142584-11414814(Top 52%)5411(Top 44%)5411(Top 99%)
25.2M25.20 mi0.35 mi11015-2172719-1352719-13521122(Top 74%)8705(Top 71%)8705(Top 159%)
Finish26.22 mi1.02 mi11301-2862907-1882907-18817678(Top 62%)6903(Top 56%)6903(Top 126%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 33%
×21story building
+97ft-345ft

Overall

9409

Females

1611

F18-39

1611

5K→10K

3.1 - 6.2 mi

Top 34%
×5story building
+79ft-138ft

Overall

9722

Females

1696

F18-39

1696

10K→15K

6.2 - 9.3 mi

Top 33%
×3story building
+67ft-78ft

Overall

9409

Females

1611

F18-39

1611

15K→20K

9.3 - 12.4 mi

Top 32%
×5story building
+106ft-86ft

Overall

9040

Females

1547

F18-39

1547

20K→Half

12.4 - 13.1 mi

Top 33%
×2story building
+19ft-37ft

Overall

9234

Females

1619

F18-39

1619

Half→25K

13.1 - 15.5 mi

Top 29%
×4story building
+66ft-88ft

Overall

8178

Females

1294

F18-39

1294

25K→30K

15.5 - 18.6 mi

Top 28%
×9story building
+181ft-148ft

Overall

7914

Females

1368

F18-39

1368

30K→20M

18.6 - 20.0 mi

Top 31%
×5story building
+64ft-50ft

Overall

8827

Females

1908

F18-39

1908

20M→21M

20.0 - 21.0 mi

Top 69%
×8story building
+106ft-24ft

Overall

19650

Females

7707

F18-39

7707

21M→35K

21.0 - 21.8 mi

Top 58%
×7story building
+17ft-86ft

Overall

16477

Females

6036

F18-39

6036

35K→23M

21.8 - 23.0 mi

Top 61%
×5story building
+23ft-63ft

Overall

17263

Females

6579

F18-39

6579

23M→24M

23.0 - 24.0 mi

Top 55%
×6story building
+12ft-82ft

Overall

15640

Females

5706

F18-39

5706

24M→40K

24.0 - 24.9 mi

Top 52%
×1story
+6ft-20ft

Overall

14814

Females

5411

F18-39

5411

40K→25.2M

24.9 - 25.2 mi

Top 74%
×1story
+13ft-16ft

Overall

21122

Females

8705

F18-39

8705

25.2M→Finish

25.2 - 26.2 mi

Top 62%
×2story building
+22ft-21ft

Overall

17678

Females

6903

F18-39

6903

Passing Analysis

Category:
Athletes Passed
1875
Passed By
3144
Net Change
-1273
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#10028
5K → 10K334151+183#10028#9845
10K → 15K26393+169#9845#9676
15K → 20K28660+226#9676#9450
20K → Half4820+28#9450#9422
Half → 25K27233+239#9422#9183
25K → 30K41162+349#9183#8834
30K → 20M12175+46#8834#8788
20M → 21M7826-819#8788#9607
21M → 35K21308-288#9607#9895
35K → 23M27530-505#9895#10400
23M → 24M29275-246#10400#10646
24M → 40K32184-152#10646#10798
40K → 25.2M7224-217#10798#11015
25.2M → Finish17303-286#11015#11301
TOTALS18753144-1273
📊

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