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BOSTON MARATHON 2025

Mia Dandrea

Bib: 16110•F

DC

0:00
0:00
/ mi
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Overall
#0 / 28404
Top 46%
Gender (Female)
#0 / 12228
Top 31%
Division (F18-39)
#0 / 5469
Top 49%
Race Day Weather
50°/40°F
broken clouds

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
23:53
Rank: #13881
Start → 5K
23:53 | 7:41/mi
10K· 6.21 mi
47:47
Rank: #13846 (+35)
5K → 10K
23:54 | 7:42/mi
15K· 9.32 mi
1:11:33
Rank: #13552 (+294)
10K → 15K
23:46 | 7:39/mi
20K· 12.43 mi
1:35:21
Rank: #13137 (+415)
15K → 20K
23:48 | 7:40/mi
Half· 13.11 mi
1:40:29
Rank: #13058 (+79)
20K → Half
5:08 | 7:31/mi
25K· 15.53 mi
1:59:53
Rank: #13171 (-113)
Half → 25K
19:24 | 8:00/mi
30K· 18.64 mi
2:25:40
Rank: #13216 (-45)
25K → 30K
25:47 | 8:18/mi
20M
2:36:48
Rank: #13057 (+159)
30K → 20M
11:08 | 8:12/mi
21M
2:45:35
Rank: #12963 (+94)
20M → 21M
8:47 | 8:47/mi
35K· 21.75 mi
2:51:38
Rank: #12961 (+2)
21M → 35K
6:03 | 8:05/mi
23M
3:02:14
Rank: #12950 (+11)
35K → 23M
10:36 | 8:28/mi
24M
3:10:48
Rank: #13035 (-85)
23M → 24M
8:34 | 8:34/mi
40K· 24.85 mi
3:18:18
Rank: #13101 (-66)
24M → 40K
7:30 | 8:46/mi
25.2M
3:21:21
Rank: #13070 (+31)
40K → 25.2M
3:03 | 8:51/mi
Finish· 26.22 mi
3:29:13
Rank: #12980 (+90)
25.2M → Finish
7:52 | 7:43/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:40:29
Pace7:40 /mi
2nd Half
Distance13.11 mi
Time1:48:44
Pace8:18 /mi
📊Positive Split: 8.2% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:57:3423:537:4123:53
7:41
-
10K
6.21 mi11:21:2847:477:4123:54
7:42
+0:01
15K
9.32 mi11:45:141:11:337:4123:46
7:39
-0:03
20K
12.43 mi12:09:021:35:217:4023:48
7:40
+0:01
Half
13.11 mi12:14:101:40:297:405:08
7:31
-0:09
25K
15.53 mi12:33:341:59:537:4319:24
8:00
+0:29
30K
18.64 mi12:59:212:25:407:4925:47
8:18
+0:18
20M
20.00 mi13:10:292:36:487:5011:08
8:12
-0:06
21M
21.00 mi13:19:162:45:357:538:47
8:47
+0:35
35K
21.75 mi13:25:192:51:387:546:03
8:05
-0:42
23M
23.00 mi13:35:553:02:147:5510:36
8:28
+0:23
24M
24.00 mi13:44:293:10:487:578:34
8:34
+0:06
40K
24.85 mi13:51:593:18:187:597:30
8:46
+0:12
25.2M
25.20 mi13:55:023:21:217:593:03
8:51
+0:05
Finish
26.22 mi14:02:543:29:137:597:52
7:43
-1:08

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

7:31 /mi

Average Pace

7:59 /mi

Slowest Pace

8:51 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:24:56

69% of race

Time at Steady Pace

1:04:17

31% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 7:59 /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 mi10:57:3423:537:4123:53
7:41
#13881
10K
6.21 mi11:21:2847:477:4123:54
7:42
#13846
15K
9.32 mi11:45:141:11:337:4123:46
7:39
#13552
20K
12.43 mi12:09:021:35:217:4023:48
7:40
#13137
Half
13.11 mi12:14:101:40:297:405:08
7:31
#13058
25K
15.53 mi12:33:341:59:537:4319:24
8:00
#13171
30K
18.64 mi12:59:212:25:407:4925:47
8:18
#13216
20M
20.00 mi13:10:292:36:487:5011:08
8:12
#13057
21M
21.00 mi13:19:162:45:357:538:47
8:47
#12963
35K
21.75 mi13:25:192:51:387:546:03
8:05
#12961
23M
23.00 mi13:35:553:02:147:5510:36
8:28
#12950
24M
24.00 mi13:44:293:10:487:578:34
8:34
#13035
40K
24.85 mi13:51:593:18:187:597:30
8:46
#13101
25.2M
25.20 mi13:55:023:21:217:593:03
8:51
#13070
Finish
26.22 mi14:02:543:29:137:597:52
7:43
#12980
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF18-39Seg. OverallSeg. FemalesSeg. F18-39
5K3.11 mi3.11 mi138813827382713065(Top 46%)3484(Top 28%)3484(Top 64%)
10K6.21 mi3.10 mi13846+353852-253852-2513840(Top 49%)3862(Top 32%)3862(Top 71%)
15K9.32 mi3.11 mi13552+2943718+1343718+13413065(Top 46%)3484(Top 28%)3484(Top 64%)
20K12.43 mi3.11 mi13137+4153521+1973521+19712065(Top 42%)3036(Top 25%)3036(Top 56%)
Half13.11 mi0.68 mi13058+793480+413480+4112027(Top 42%)2977(Top 24%)2977(Top 54%)
25K15.53 mi2.42 mi13171-1133574-943574-9413916(Top 49%)4157(Top 34%)4157(Top 76%)
30K18.64 mi3.11 mi13216-453676-1023676-10213503(Top 48%)4104(Top 34%)4104(Top 75%)
20M20.00 mi1.36 mi13057+1593613+633613+6311777(Top 41%)3343(Top 27%)3343(Top 61%)
21M21.00 mi1.00 mi12963+943589+243589+2412221(Top 43%)3718(Top 30%)3718(Top 68%)
35K21.75 mi0.75 mi12961+23601-123601-1212860(Top 45%)4079(Top 33%)4079(Top 75%)
23M23.00 mi1.25 mi12950+113635-343635-3413116(Top 46%)4325(Top 35%)4325(Top 79%)
24M24.00 mi1.00 mi13035-853723-883723-8814946(Top 53%)5341(Top 44%)5341(Top 98%)
40K24.85 mi0.85 mi13101-663786-633786-6315029(Top 53%)5524(Top 45%)5524(Top 101%)
25.2M25.20 mi0.35 mi13070+313781+53781+511000(Top 39%)3494(Top 29%)3494(Top 64%)
Finish26.22 mi1.02 mi12980+903745+363745+3610881(Top 38%)3402(Top 28%)3402(Top 62%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 46%
×21stories
+97ft-345ft

Overall

13065

Females

3484

F18-39

3484

5K→10K

3.1 - 6.2 mi

Top 49%
×5stories
+79ft-138ft

Overall

13840

Females

3862

F18-39

3862

10K→15K

6.2 - 9.3 mi

Top 46%
×3stories
+67ft-78ft

Overall

13065

Females

3484

F18-39

3484

15K→20K

9.3 - 12.4 mi

Top 42%
×5stories
+106ft-86ft

Overall

12065

Females

3036

F18-39

3036

20K→Half

12.4 - 13.1 mi

Top 42%
×2stories
+19ft-37ft

Overall

12027

Females

2977

F18-39

2977

Half→25K

13.1 - 15.5 mi

Top 49%
×4stories
+66ft-88ft

Overall

13916

Females

4157

F18-39

4157

25K→30K

15.5 - 18.6 mi

Top 48%
×9stories
+181ft-148ft

Overall

13503

Females

4104

F18-39

4104

30K→20M

18.6 - 20.0 mi

Top 41%
×5stories
+64ft-50ft

Overall

11777

Females

3343

F18-39

3343

20M→21M

20.0 - 21.0 mi

Top 43%
×8stories
+106ft-24ft

Overall

12221

Females

3718

F18-39

3718

21M→35K

21.0 - 21.8 mi

Top 45%
×7stories
+17ft-86ft

Overall

12860

Females

4079

F18-39

4079

35K→23M

21.8 - 23.0 mi

Top 46%
×5stories
+23ft-63ft

Overall

13116

Females

4325

F18-39

4325

23M→24M

23.0 - 24.0 mi

Top 53%
×6stories
+12ft-82ft

Overall

14946

Females

5341

F18-39

5341

24M→40K

24.0 - 24.9 mi

Top 53%
×1story
+6ft-20ft

Overall

15029

Females

5524

F18-39

5524

40K→25.2M

24.9 - 25.2 mi

Top 39%
×1story
+13ft-16ft

Overall

11000

Females

3494

F18-39

3494

25.2M→Finish

25.2 - 26.2 mi

Top 38%
×2stories
+22ft-21ft

Overall

10881

Females

3402

F18-39

3402

Passing Analysis

Category:
Athletes Passed
2322
Passed By
1421
Net Change
+901
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#13881
5K → 10K286251+35#13881#13846
10K → 15K37278+294#13846#13552
15K → 20K43924+415#13552#13137
20K → Half889+79#13137#13058
Half → 25K123236-113#13058#13171
25K → 30K240285-45#13171#13216
30K → 20M19132+159#13216#13057
20M → 21M14652+94#13057#12963
21M → 35K5654+2#12963#12961
35K → 23M114103+11#12961#12950
23M → 24M54139-85#12950#13035
24M → 40K56122-66#13035#13101
40K → 25.2M4817+31#13101#13070
25.2M → Finish10919+90#13070#12980
TOTALS23221421+901
📊

Passing Visuals

Category:
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🔥Passing Intensity

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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