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BOSTON MARATHON 2025

Maria Marin

Bib: 14608•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 38%
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
7:10/mi
22:17
↑ 97↓ 3451.5%
10K· 6.21 mi
7:13/mi
44:43
↑ 79↓ 1380.4%
15K· 9.32 mi
7:25/mi
1:07:47
↑ 67↓ 78
20K· 12.43 mi
7:41/mi
1:31:39
↑ 106↓ 860.1%
Half· 13.11 mi
7:17/mi
1:36:37
↑ 19↓ 370.5%
25K· 15.53 mi
7:43/mi
1:55:20
↑ 66↓ 880.2%
30K· 18.64 mi
8:05/mi
2:20:27
↑ 181↓ 1480.2%
20M
8:15/mi
2:31:40
↑ 64↓ 500.2%
21M
8:49/mi
2:40:29
↑ 106↓ 241.6%
35K· 21.75 mi
7:41/mi
2:46:14
↑ 17↓ 861.7%
23M
8:14/mi
2:56:33
↑ 23↓ 630.6%
24M
7:56/mi
3:04:29
↓ 821.3%
40K· 24.85 mi
8:03/mi
3:11:22
↓ 200.3%
25.2M
8:51/mi
3:14:25
↑ 13↓ 160.2%
Finish· 26.22 mi
7:57/mi
3:22:31
↑ 22↓ 21

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:36:37
Pace7:22 /mi
2nd Half
Distance13.11 mi
Time1:45:54
Pace8:05 /mi
📊Positive Split: 9.6% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:51:4322:177:1022:17
7:10
-
10K
6.21 mi11:14:0944:437:1222:26
7:13
+0:03
15K
9.32 mi11:37:131:07:477:1623:04
7:25
+0:12
20K
12.43 mi12:01:051:31:397:2223:52
7:41
+0:16
Half
13.11 mi12:06:031:36:377:224:58
7:17
-0:24
25K
15.53 mi12:24:461:55:207:2518:43
7:43
+0:26
30K
18.64 mi12:49:532:20:277:3225:07
8:05
+0:22
20M
20.00 mi13:01:062:31:407:3511:13
8:15
+0:10
21M
21.00 mi13:09:552:40:297:398:49
8:49
+0:34
35K
21.75 mi13:15:402:46:147:395:45
7:41
-1:08
23M
23.00 mi13:25:592:56:337:4110:19
8:14
+0:33
24M
24.00 mi13:33:553:04:297:417:56
7:56
-0:18
40K
24.85 mi13:40:483:11:227:426:53
8:03
+0:07
25.2M
25.20 mi13:43:513:14:257:433:03
8:51
+0:48
Finish
26.22 mi13:51:573:22:317:448:06
7:57
-0:54

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

7:10 /mi

Average Pace

7:44 /mi

Slowest Pace

8:51 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

1:12:45

36% of race

Time at Steady Pace

1:36:22

48% of race

Time at Slower Pace

33:24

16% 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 mi10:51:4322:177:1022:17
7:10
#9224
10K
6.21 mi11:14:0944:437:1222:26
7:13
#9417
15K
9.32 mi11:37:131:07:477:1623:04
7:25
#9959
20K
12.43 mi12:01:051:31:397:2223:52
7:41
#10533
Half
13.11 mi12:06:031:36:377:224:58
7:17
#10475
25K
15.53 mi12:24:461:55:207:2518:43
7:43
#10650
30K
18.64 mi12:49:532:20:277:3225:07
8:05
#10907
20M
20.00 mi13:01:062:31:407:3511:13
8:15
#10951
21M
21.00 mi13:09:552:40:297:398:49
8:49
#11009
35K
21.75 mi13:15:402:46:147:395:45
7:41
#10947
23M
23.00 mi13:25:592:56:337:4110:19
8:14
#10951
24M
24.00 mi13:33:553:04:297:417:56
7:56
#10906
40K
24.85 mi13:40:483:11:227:426:53
8:03
#10856
25.2M
25.20 mi13:43:513:14:257:433:03
8:51
#10849
Finish
26.22 mi13:51:573:22:317:448:06
7:57
#10886
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF18-39Seg. OverallSeg. FemalesSeg. F18-39
5K3.11 mi3.11 mi92241474147411070(Top 39%)2414(Top 20%)2414(Top 44%)
10K6.21 mi3.10 mi9417-1931540-661540-669641(Top 34%)1661(Top 14%)1661(Top 30%)
15K9.32 mi3.11 mi9959-5421825-2851825-28511070(Top 39%)2414(Top 20%)2414(Top 44%)
20K12.43 mi3.11 mi10533-5742118-2932118-29312223(Top 43%)3128(Top 26%)3128(Top 57%)
Half13.11 mi0.68 mi10475+582090+282090+289718(Top 34%)1845(Top 15%)1845(Top 34%)
25K15.53 mi2.42 mi10650-1752205-1152205-11511686(Top 41%)2961(Top 24%)2961(Top 54%)
30K18.64 mi3.11 mi10907-2572416-2112416-21111964(Top 42%)3279(Top 27%)3279(Top 60%)
20M20.00 mi1.36 mi10951-442484-682484-6812124(Top 43%)3527(Top 29%)3527(Top 64%)
21M21.00 mi1.00 mi11009-582551-672551-6712345(Top 43%)3794(Top 31%)3794(Top 69%)
35K21.75 mi0.75 mi10947+622547+42547+49880(Top 35%)2570(Top 21%)2570(Top 47%)
23M23.00 mi1.25 mi10951-42596-492596-4911591(Top 41%)3545(Top 29%)3545(Top 65%)
24M24.00 mi1.00 mi10906+452605-92605-910727(Top 38%)3167(Top 26%)3167(Top 58%)
40K24.85 mi0.85 mi10856+502616-112616-1110487(Top 37%)3187(Top 26%)3187(Top 58%)
25.2M25.20 mi0.35 mi10849+72630-142630-1410761(Top 38%)3414(Top 28%)3414(Top 62%)
Finish26.22 mi1.02 mi10886-372683-532683-5312485(Top 44%)4193(Top 34%)4193(Top 77%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 39%
×21story building
+97ft-345ft

Overall

11070

Females

2414

F18-39

2414

5K→10K

3.1 - 6.2 mi

Top 34%
×5story building
+79ft-138ft

Overall

9641

Females

1661

F18-39

1661

10K→15K

6.2 - 9.3 mi

Top 39%
×3story building
+67ft-78ft

Overall

11070

Females

2414

F18-39

2414

15K→20K

9.3 - 12.4 mi

Top 43%
×5story building
+106ft-86ft

Overall

12223

Females

3128

F18-39

3128

20K→Half

12.4 - 13.1 mi

Top 34%
×2story building
+19ft-37ft

Overall

9718

Females

1845

F18-39

1845

Half→25K

13.1 - 15.5 mi

Top 41%
×4story building
+66ft-88ft

Overall

11686

Females

2961

F18-39

2961

25K→30K

15.5 - 18.6 mi

Top 42%
×9story building
+181ft-148ft

Overall

11964

Females

3279

F18-39

3279

30K→20M

18.6 - 20.0 mi

Top 43%
×5story building
+64ft-50ft

Overall

12124

Females

3527

F18-39

3527

20M→21M

20.0 - 21.0 mi

Top 43%
×8story building
+106ft-24ft

Overall

12345

Females

3794

F18-39

3794

21M→35K

21.0 - 21.8 mi

Top 35%
×7story building
+17ft-86ft

Overall

9880

Females

2570

F18-39

2570

35K→23M

21.8 - 23.0 mi

Top 41%
×5story building
+23ft-63ft

Overall

11591

Females

3545

F18-39

3545

23M→24M

23.0 - 24.0 mi

Top 38%
×6story building
+12ft-82ft

Overall

10727

Females

3167

F18-39

3167

24M→40K

24.0 - 24.9 mi

Top 37%
×1story
+6ft-20ft

Overall

10487

Females

3187

F18-39

3187

40K→25.2M

24.9 - 25.2 mi

Top 38%
×1story
+13ft-16ft

Overall

10761

Females

3414

F18-39

3414

25.2M→Finish

25.2 - 26.2 mi

Top 44%
×2story building
+22ft-21ft

Overall

12485

Females

4193

F18-39

4193

Passing Analysis

Category:
Athletes Passed
1274
Passed By
2933
Net Change
-1662
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#9224
5K → 10K156349-193#9224#9417
10K → 15K48589-542#9417#9959
15K → 20K62634-574#9959#10533
20K → Half7214+58#10533#10475
Half → 25K111286-175#10475#10650
25K → 30K166423-257#10650#10907
30K → 20M101145-44#10907#10951
20M → 21M79137-58#10951#11009
21M → 35K8523+62#11009#10947
35K → 23M111115-4#10947#10951
23M → 24M9449+45#10951#10906
24M → 40K9444+50#10906#10856
40K → 25.2M3831+7#10856#10849
25.2M → Finish5794-37#10849#10886
TOTALS12742933-1662
📊

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