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BOSTON MARATHON 2025

Sofia De Diego

Bib: 17094•F

0:00
0:00
/ mi
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Overall
#0 / 28404
Top 32%
Gender (Female)
#0 / 12228
Top 14%
Division (F18-39)
#0 / 5469
Top 26%
Race Day Weather
50°/40°F
broken clouds

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
22:56
Rank: #11148
Start → 5K
22:56 | 7:23/mi
10K· 6.21 mi
45:53
Rank: #11100 (+48)
5K → 10K
22:57 | 7:23/mi
15K· 9.32 mi
1:09:00
Rank: #11093 (+7)
10K → 15K
23:07 | 7:26/mi
20K· 12.43 mi
1:32:10
Rank: #10900 (+193)
15K → 20K
23:10 | 7:27/mi
Half· 13.11 mi
1:37:14
Rank: #10898 (+2)
20K → Half
5:04 | 7:26/mi
25K· 15.53 mi
1:55:36
Rank: #10822 (+76)
Half → 25K
18:22 | 7:35/mi
30K· 18.64 mi
2:19:34
Rank: #10467 (+355)
25K → 30K
23:58 | 7:43/mi
20M
2:30:06
Rank: #10292 (+175)
30K → 20M
10:32 | 7:45/mi
21M
2:38:00
Rank: #10029 (+263)
20M → 21M
7:54 | 7:54/mi
35K· 21.75 mi
2:43:24
Rank: #9856 (+173)
21M → 35K
5:24 | 7:13/mi
23M
2:52:48
Rank: #9615 (+241)
35K → 23M
9:24 | 7:30/mi
24M
3:00:03
Rank: #9400 (+215)
23M → 24M
7:15 | 7:15/mi
40K· 24.85 mi
3:06:25
Rank: #9237 (+163)
24M → 40K
6:22 | 7:27/mi
25.2M
3:09:12
Rank: #9166 (+71)
40K → 25.2M
2:47 | 8:04/mi
Finish· 26.22 mi
3:16:27
Rank: #9007 (+159)
25.2M → Finish
7:15 | 7:07/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:37:14
Pace7:25 /mi
2nd Half
Distance13.11 mi
Time1:39:13
Pace7:34 /mi
📊Positive Split: 2.0% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:13:0222:567:2322:56
7:23
-
10K
6.21 mi11:35:5945:537:2322:57
7:23
0:00
15K
9.32 mi11:59:061:09:007:2423:07
7:26
+0:03
20K
12.43 mi12:22:161:32:107:2523:10
7:27
+0:01
Half
13.11 mi12:27:201:37:147:255:04
7:26
-0:01
25K
15.53 mi12:45:421:55:367:2618:22
7:35
+0:09
30K
18.64 mi13:09:402:19:347:2923:58
7:43
+0:08
20M
20.00 mi13:20:122:30:067:3010:32
7:45
+0:02
21M
21.00 mi13:28:062:38:007:317:54
7:54
+0:09
35K
21.75 mi13:33:302:43:247:315:24
7:13
-0:41
23M
23.00 mi13:42:542:52:487:319:24
7:30
+0:17
24M
24.00 mi13:50:093:00:037:307:15
7:15
-0:15
40K
24.85 mi13:56:313:06:257:306:22
7:27
+0:12
25.2M
25.20 mi13:59:183:09:127:302:47
8:04
+0:37
Finish
26.22 mi14:06:333:16:277:307:15
7:07
-0:57

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

7:07 /mi

Average Pace

7:30 /mi

Slowest Pace

8:04 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

3:05:46

95% of race

Time at Steady Pace

10:41

5% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 7:30 /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 mi11:13:0222:567:2322:56
7:23
#11148
10K
6.21 mi11:35:5945:537:2322:57
7:23
#11100
15K
9.32 mi11:59:061:09:007:2423:07
7:26
#11093
20K
12.43 mi12:22:161:32:107:2523:10
7:27
#10900
Half
13.11 mi12:27:201:37:147:255:04
7:26
#10898
25K
15.53 mi12:45:421:55:367:2618:22
7:35
#10822
30K
18.64 mi13:09:402:19:347:2923:58
7:43
#10467
20M
20.00 mi13:20:122:30:067:3010:32
7:45
#10292
21M
21.00 mi13:28:062:38:007:317:54
7:54
#10029
35K
21.75 mi13:33:302:43:247:315:24
7:13
#9856
23M
23.00 mi13:42:542:52:487:319:24
7:30
#9615
24M
24.00 mi13:50:093:00:037:307:15
7:15
#9400
40K
24.85 mi13:56:313:06:257:306:22
7:27
#9237
25.2M
25.20 mi13:59:183:09:127:302:47
8:04
#9166
Finish
26.22 mi14:06:333:16:277:307:15
7:07
#9007
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF18-39Seg. OverallSeg. FemalesSeg. F18-39
5K3.11 mi3.11 mi111482350235011246(Top 40%)2495(Top 20%)2495(Top 46%)
10K6.21 mi3.10 mi11100+482345+52345+511082(Top 39%)2342(Top 19%)2342(Top 43%)
15K9.32 mi3.11 mi11093+72363-182363-1811246(Top 40%)2495(Top 20%)2495(Top 46%)
20K12.43 mi3.11 mi10900+1932286+772286+7710395(Top 37%)2146(Top 18%)2146(Top 39%)
Half13.11 mi0.68 mi10898+22290-42290-411122(Top 39%)2463(Top 20%)2463(Top 45%)
25K15.53 mi2.42 mi10822+762297-72297-710556(Top 37%)2347(Top 19%)2347(Top 43%)
30K18.64 mi3.11 mi10467+3552186+1112186+1119288(Top 33%)1956(Top 16%)1956(Top 36%)
20M20.00 mi1.36 mi10292+1752141+452141+458737(Top 31%)1849(Top 15%)1849(Top 34%)
21M21.00 mi1.00 mi10029+2632046+952046+956820(Top 24%)1235(Top 10%)1235(Top 23%)
35K21.75 mi0.75 mi9856+1731988+581988+586792(Top 24%)1213(Top 10%)1213(Top 22%)
23M23.00 mi1.25 mi9615+2411912+761912+766700(Top 24%)1275(Top 10%)1275(Top 23%)
24M24.00 mi1.00 mi9400+2151849+631849+636163(Top 22%)1139(Top 9%)1139(Top 21%)
40K24.85 mi0.85 mi9237+1631814+351814+356524(Top 23%)1352(Top 11%)1352(Top 25%)
25.2M25.20 mi0.35 mi9166+711800+141800+146414(Top 23%)1417(Top 12%)1417(Top 26%)
Finish26.22 mi1.02 mi9007+1591773+271773+276507(Top 23%)1450(Top 12%)1450(Top 27%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 40%
×21stories
+97ft-345ft

Overall

11246

Females

2495

F18-39

2495

5K→10K

3.1 - 6.2 mi

Top 39%
×5stories
+79ft-138ft

Overall

11082

Females

2342

F18-39

2342

10K→15K

6.2 - 9.3 mi

Top 40%
×3stories
+67ft-78ft

Overall

11246

Females

2495

F18-39

2495

15K→20K

9.3 - 12.4 mi

Top 37%
×5stories
+106ft-86ft

Overall

10395

Females

2146

F18-39

2146

20K→Half

12.4 - 13.1 mi

Top 39%
×2stories
+19ft-37ft

Overall

11122

Females

2463

F18-39

2463

Half→25K

13.1 - 15.5 mi

Top 37%
×4stories
+66ft-88ft

Overall

10556

Females

2347

F18-39

2347

25K→30K

15.5 - 18.6 mi

Top 33%
×9stories
+181ft-148ft

Overall

9288

Females

1956

F18-39

1956

30K→20M

18.6 - 20.0 mi

Top 31%
×5stories
+64ft-50ft

Overall

8737

Females

1849

F18-39

1849

20M→21M

20.0 - 21.0 mi

Top 24%
×8stories
+106ft-24ft

Overall

6820

Females

1235

F18-39

1235

21M→35K

21.0 - 21.8 mi

Top 24%
×7stories
+17ft-86ft

Overall

6792

Females

1213

F18-39

1213

35K→23M

21.8 - 23.0 mi

Top 24%
×5stories
+23ft-63ft

Overall

6700

Females

1275

F18-39

1275

23M→24M

23.0 - 24.0 mi

Top 22%
×6stories
+12ft-82ft

Overall

6163

Females

1139

F18-39

1139

24M→40K

24.0 - 24.9 mi

Top 23%
×1story
+6ft-20ft

Overall

6524

Females

1352

F18-39

1352

40K→25.2M

24.9 - 25.2 mi

Top 23%
×1story
+13ft-16ft

Overall

6414

Females

1417

F18-39

1417

25.2M→Finish

25.2 - 26.2 mi

Top 23%
×2stories
+22ft-21ft

Overall

6507

Females

1450

F18-39

1450

Passing Analysis

Category:
Athletes Passed
2931*
Passed By
790
Net Change
+2141
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#11148
5K → 10K277229+48#11148#11100
10K → 15K176169+7#11100#11093
15K → 20K27380+193#11093#10900
20K → Half3735+2#10900#10898
Half → 25K194118+76#10898#10822
25K → 30K41560+355#10822#10467
30K → 20M21641+175#10467#10292
20M → 21M2696+263#10292#10029
21M → 35K177*4+173#10029#9856
35K → 23M25211+241#9856#9615
23M → 24M2183+215#9615#9400
24M → 40K17512+163#9400#9237
40K → 25.2M765+71#9237#9166
25.2M → Finish17617+159#9166#9007
TOTALS2931*790+2141

* Includes athletes who did not complete a segment (DNF/DNQ).

📊

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