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BOSTON MARATHON 2025

Julia Grande

Bib: 17053•F

NJ

0:00
0:00
/ mi
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Overall
#0 / 28404
Top 48%
Gender (Female)
#0 / 12228
Top 33%
Division (F18-39)
#0 / 5469
Race Day Weather
50°/40°F
broken clouds

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
23:43
Rank: #13395
Start → 5K
23:43 | 7:38/mi
10K· 6.21 mi
47:29
Rank: #13417 (-22)
5K → 10K
23:46 | 7:39/mi
15K· 9.32 mi
1:11:47
Rank: #13757 (-340)
10K → 15K
24:18 | 7:49/mi
20K· 12.43 mi
1:36:15
Rank: #13757
15K → 20K
24:28 | 7:53/mi
Half· 13.11 mi
1:41:39
Rank: #13842 (-85)
20K → Half
5:24 | 7:55/mi
25K· 15.53 mi
2:01:12
Rank: #13916 (-74)
Half → 25K
19:33 | 8:04/mi
30K· 18.64 mi
2:27:19
Rank: #13906 (+10)
25K → 30K
26:07 | 8:24/mi
20M
2:39:06
Rank: #13958 (-52)
30K → 20M
11:47 | 8:40/mi
21M
2:47:40
Rank: #13739 (+219)
20M → 21M
8:34 | 8:34/mi
35K· 21.75 mi
2:53:37
Rank: #13652 (+87)
21M → 35K
5:57 | 7:57/mi
23M
3:03:42
Rank: #13417 (+235)
35K → 23M
10:05 | 8:03/mi
24M
3:11:50
Rank: #13351 (+66)
23M → 24M
8:08 | 8:08/mi
40K· 24.85 mi
3:19:14
Rank: #13379 (-28)
24M → 40K
7:24 | 8:39/mi
25.2M
3:22:37
Rank: #13424 (-45)
40K → 25.2M
3:23 | 9:49/mi
Finish· 26.22 mi
3:31:05
Rank: #13504 (-80)
25.2M → Finish
8:28 | 8:19/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:41:39
Pace7:45 /mi
2nd Half
Distance13.11 mi
Time1:49:26
Pace8:21 /mi
📊Positive Split: 7.7% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:18:4623:437:3823:43
7:38
-
10K
6.21 mi11:42:3247:297:3923:46
7:39
+0:01
15K
9.32 mi12:06:501:11:477:4224:18
7:49
+0:10
20K
12.43 mi12:31:181:36:157:4524:28
7:53
+0:04
Half
13.11 mi12:36:421:41:397:455:24
7:55
+0:02
25K
15.53 mi12:56:152:01:127:4819:33
8:04
+0:09
30K
18.64 mi13:22:222:27:197:5426:07
8:24
+0:20
20M
20.00 mi13:34:092:39:067:5711:47
8:40
+0:16
21M
21.00 mi13:42:432:47:407:598:34
8:34
-0:06
35K
21.75 mi13:48:402:53:377:595:57
7:57
-0:37
23M
23.00 mi13:58:453:03:427:5910:05
8:03
+0:06
24M
24.00 mi14:06:533:11:508:008:08
8:08
+0:05
40K
24.85 mi14:14:173:19:148:017:24
8:39
+0:31
25.2M
25.20 mi14:17:403:22:378:023:23
9:49
+1:10
Finish
26.22 mi14:26:083:31:058:038:28
8:19
-1:30

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

7:38 /mi

Average Pace

8:03 /mi

Slowest Pace

9:49 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

47:29

22% of race

Time at Steady Pace

1:46:21

50% of race

Time at Slower Pace

57:15

27% of race

Average Pace: 8:03 /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 mi11:18:4623:437:3823:43
7:38
#13395
10K
6.21 mi11:42:3247:297:3923:46
7:39
#13417
15K
9.32 mi12:06:501:11:477:4224:18
7:49
#13757
20K
12.43 mi12:31:181:36:157:4524:28
7:53
#13757
Half
13.11 mi12:36:421:41:397:455:24
7:55
#13842
25K
15.53 mi12:56:152:01:127:4819:33
8:04
#13916
30K
18.64 mi13:22:222:27:197:5426:07
8:24
#13906
20M
20.00 mi13:34:092:39:067:5711:47
8:40
#13958
21M
21.00 mi13:42:432:47:407:598:34
8:34
#13739
35K
21.75 mi13:48:402:53:377:595:57
7:57
#13652
23M
23.00 mi13:58:453:03:427:5910:05
8:03
#13417
24M
24.00 mi14:06:533:11:508:008:08
8:08
#13351
40K
24.85 mi14:14:173:19:148:017:24
8:39
#13379
25.2M
25.20 mi14:17:403:22:378:023:23
9:49
#13424
Finish
26.22 mi14:26:083:31:058:038:28
8:19
#13504
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF18-39Seg. OverallSeg. FemalesSeg. F18-39
5K3.11 mi3.11 mi133953545354514566(Top 51%)4345(Top 36%)4345(Top 79%)
10K6.21 mi3.10 mi13417-223602-573602-5713473(Top 47%)3650(Top 30%)3650(Top 67%)
15K9.32 mi3.11 mi13757-3403829-2273829-22714566(Top 51%)4345(Top 36%)4345(Top 79%)
20K12.43 mi3.11 mi137573871-423871-4213896(Top 49%)4033(Top 33%)4033(Top 74%)
Half13.11 mi0.68 mi13842-853933-623933-6215236(Top 54%)4733(Top 39%)4733(Top 87%)
25K15.53 mi2.42 mi13916-743997-643997-6414375(Top 51%)4410(Top 36%)4410(Top 81%)
30K18.64 mi3.11 mi13906+104052-554052-5514173(Top 50%)4469(Top 37%)4469(Top 82%)
20M20.00 mi1.36 mi13958-524119-674119-6714882(Top 52%)4976(Top 41%)4976(Top 91%)
21M21.00 mi1.00 mi13739+2194023+964023+9610938(Top 39%)3075(Top 25%)3075(Top 56%)
35K21.75 mi0.75 mi13652+873991+323991+3211994(Top 42%)3651(Top 30%)3651(Top 67%)
23M23.00 mi1.25 mi13417+2353908+833908+8310462(Top 37%)2985(Top 24%)2985(Top 55%)
24M24.00 mi1.00 mi13351+663893+153893+1512169(Top 43%)3885(Top 32%)3885(Top 71%)
40K24.85 mi0.85 mi13379-283936-433936-4314384(Top 51%)5176(Top 42%)5176(Top 95%)
25.2M25.20 mi0.35 mi13424-453970-343970-3416158(Top 57%)6143(Top 50%)6143(Top 112%)
Finish26.22 mi1.02 mi13504-804041-714041-7114976(Top 53%)5461(Top 45%)5461(Top 100%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 51%
×21stories
+97ft-345ft

Overall

14566

Females

4345

F18-39

4345

5K→10K

3.1 - 6.2 mi

Top 47%
×5stories
+79ft-138ft

Overall

13473

Females

3650

F18-39

3650

10K→15K

6.2 - 9.3 mi

Top 51%
×3stories
+67ft-78ft

Overall

14566

Females

4345

F18-39

4345

15K→20K

9.3 - 12.4 mi

Top 49%
×5stories
+106ft-86ft

Overall

13896

Females

4033

F18-39

4033

20K→Half

12.4 - 13.1 mi

Top 54%
×2stories
+19ft-37ft

Overall

15236

Females

4733

F18-39

4733

Half→25K

13.1 - 15.5 mi

Top 51%
×4stories
+66ft-88ft

Overall

14375

Females

4410

F18-39

4410

25K→30K

15.5 - 18.6 mi

Top 50%
×9stories
+181ft-148ft

Overall

14173

Females

4469

F18-39

4469

30K→20M

18.6 - 20.0 mi

Top 52%
×5stories
+64ft-50ft

Overall

14882

Females

4976

F18-39

4976

20M→21M

20.0 - 21.0 mi

Top 39%
×8stories
+106ft-24ft

Overall

10938

Females

3075

F18-39

3075

21M→35K

21.0 - 21.8 mi

Top 42%
×7stories
+17ft-86ft

Overall

11994

Females

3651

F18-39

3651

35K→23M

21.8 - 23.0 mi

Top 37%
×5stories
+23ft-63ft

Overall

10462

Females

2985

F18-39

2985

23M→24M

23.0 - 24.0 mi

Top 43%
×6stories
+12ft-82ft

Overall

12169

Females

3885

F18-39

3885

24M→40K

24.0 - 24.9 mi

Top 51%
×1story
+6ft-20ft

Overall

14384

Females

5176

F18-39

5176

40K→25.2M

24.9 - 25.2 mi

Top 57%
×1story
+13ft-16ft

Overall

16158

Females

6143

F18-39

6143

25.2M→Finish

25.2 - 26.2 mi

Top 53%
×2stories
+22ft-21ft

Overall

14976

Females

5461

F18-39

5461

Passing Analysis

Category:
Athletes Passed
1950
Passed By
2059
Net Change
-109
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#13395
5K → 10K276298-22#13395#13417
10K → 15K110450-340#13417#13757
15K → 20K2162160#13757#13757
20K → Half1196-85#13757#13842
Half → 25K156230-74#13842#13916
25K → 30K253243+10#13916#13906
30K → 20M99151-52#13906#13958
20M → 21M23718+219#13958#13739
21M → 35K969+87#13739#13652
35K → 23M24510+235#13652#13417
23M → 24M11145+66#13417#13351
24M → 40K6795-28#13351#13379
40K → 25.2M2772-45#13379#13424
25.2M → Finish46126-80#13424#13504
TOTALS19502059-109
📊

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