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BOSTON MARATHON 2025

Sophia Dorsey

Bib: 17241•F

VA

0:00
0:00
/ mi
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Overall
#0 / 28404
Top 37%
Gender (Female)
#0 / 12228
Top 20%
Division (F18-39)
#0 / 5469
Top 34%
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
7:22/mi
22:54
↑ 97↓ 3451.5%
10K· 6.21 mi
7:17/mi
45:32
↑ 79↓ 1380.4%
15K· 9.32 mi
7:16/mi
1:08:07
↑ 67↓ 78
20K· 12.43 mi
7:21/mi
1:30:57
↑ 106↓ 860.1%
Half· 13.11 mi
7:14/mi
1:35:53
↑ 19↓ 370.5%
25K· 15.53 mi
7:33/mi
1:54:11
↑ 66↓ 880.2%
30K· 18.64 mi
7:53/mi
2:18:39
↑ 181↓ 1480.2%
20M
8:09/mi
2:29:43
↑ 64↓ 500.2%
21M
8:42/mi
2:38:25
↑ 106↓ 241.6%
35K· 21.75 mi
7:46/mi
2:44:14
↑ 17↓ 861.7%
23M
8:09/mi
2:54:26
↑ 23↓ 630.6%
24M
8:13/mi
3:02:39
↓ 821.3%
40K· 24.85 mi
8:18/mi
3:09:45
↓ 200.3%
25.2M
8:54/mi
3:12:49
↑ 13↓ 160.2%
Finish· 26.22 mi
7:51/mi
3:20:49
↑ 22↓ 21

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:35:53
Pace7:19 /mi
2nd Half
Distance13.11 mi
Time1:44:56
Pace8:00 /mi
📊Positive Split: 9.4% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:13:2622:547:2222:54
7:22
-
10K
6.21 mi11:36:0445:327:2022:38
7:17
-0:05
15K
9.32 mi11:58:391:08:077:1822:35
7:16
-0:01
20K
12.43 mi12:21:291:30:577:1922:50
7:21
+0:05
Half
13.11 mi12:26:251:35:537:194:56
7:14
-0:07
25K
15.53 mi12:44:431:54:117:2118:18
7:33
+0:19
30K
18.64 mi13:09:112:18:397:2624:28
7:53
+0:20
20M
20.00 mi13:20:152:29:437:2911:04
8:09
+0:16
21M
21.00 mi13:28:572:38:257:338:42
8:42
+0:33
35K
21.75 mi13:34:462:44:147:335:49
7:46
-0:56
23M
23.00 mi13:44:582:54:267:3510:12
8:09
+0:23
24M
24.00 mi13:53:113:02:397:378:13
8:13
+0:04
40K
24.85 mi14:00:173:09:457:387:06
8:18
+0:05
25.2M
25.20 mi14:03:213:12:497:393:04
8:54
+0:36
Finish
26.22 mi14:11:213:20:497:408:00
7:51
-1:03

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

7:14 /mi

Average Pace

7:40 /mi

Slowest Pace

8:54 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

1:54:11

57% of race

Time at Steady Pace

38:17

19% of race

Time at Slower Pace

48:21

24% of race

Average Pace: 7:40 /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 mi11:13:2622:547:2222:54
7:22
#11067
10K
6.21 mi11:36:0445:327:2022:38
7:17
#10582
15K
9.32 mi11:58:391:08:077:1822:35
7:16
#10289
20K
12.43 mi12:21:291:30:577:1922:50
7:21
#10034
Half
13.11 mi12:26:251:35:537:194:56
7:14
#10002
25K
15.53 mi12:44:431:54:117:2118:18
7:33
#10005
30K
18.64 mi13:09:112:18:397:2624:28
7:53
#10034
20M
20.00 mi13:20:152:29:437:2911:04
8:09
#10113
21M
21.00 mi13:28:572:38:257:338:42
8:42
#10196
35K
21.75 mi13:34:462:44:147:335:49
7:46
#10200
23M
23.00 mi13:44:582:54:267:3510:12
8:09
#10229
24M
24.00 mi13:53:113:02:397:378:13
8:13
#10317
40K
24.85 mi14:00:173:09:457:387:06
8:18
#10358
25.2M
25.20 mi14:03:213:12:497:393:04
8:54
#10360
Finish
26.22 mi14:11:213:20:497:408:00
7:51
#10388
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF18-39Seg. OverallSeg. FemalesSeg. F18-39
5K3.11 mi3.11 mi11067231923199740(Top 34%)1772(Top 14%)1772(Top 32%)
10K6.21 mi3.10 mi10582+4852097+2222097+22210243(Top 36%)1936(Top 16%)1936(Top 35%)
15K9.32 mi3.11 mi10289+2931967+1301967+1309740(Top 34%)1772(Top 14%)1772(Top 32%)
20K12.43 mi3.11 mi10034+2551885+821885+829474(Top 33%)1727(Top 14%)1727(Top 32%)
Half13.11 mi0.68 mi10002+321875+101875+109479(Top 33%)1722(Top 14%)1722(Top 31%)
25K15.53 mi2.42 mi10005-31910-351910-3510367(Top 36%)2271(Top 19%)2271(Top 42%)
30K18.64 mi3.11 mi10034-291971-611971-6110464(Top 37%)2522(Top 21%)2522(Top 46%)
20M20.00 mi1.36 mi10113-792043-722043-7211432(Top 40%)3149(Top 26%)3149(Top 58%)
21M21.00 mi1.00 mi10196-832141-982141-9811674(Top 41%)3424(Top 28%)3424(Top 63%)
35K21.75 mi0.75 mi10200-42162-212162-2110646(Top 37%)2917(Top 24%)2917(Top 53%)
23M23.00 mi1.25 mi10229-292229-672229-6711035(Top 39%)3237(Top 26%)3237(Top 59%)
24M24.00 mi1.00 mi10317-882296-672296-6712689(Top 45%)4144(Top 34%)4144(Top 76%)
40K24.85 mi0.85 mi10358-412350-542350-5412172(Top 43%)3994(Top 33%)3994(Top 73%)
25.2M25.20 mi0.35 mi10360-22370-202370-2011219(Top 39%)3593(Top 29%)3593(Top 66%)
Finish26.22 mi1.02 mi10388-282412-422412-4211828(Top 42%)3836(Top 31%)3836(Top 70%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 34%
×21story building
+97ft-345ft

Overall

9740

Females

1772

F18-39

1772

5K→10K

3.1 - 6.2 mi

Top 36%
×5story building
+79ft-138ft

Overall

10243

Females

1936

F18-39

1936

10K→15K

6.2 - 9.3 mi

Top 34%
×3story building
+67ft-78ft

Overall

9740

Females

1772

F18-39

1772

15K→20K

9.3 - 12.4 mi

Top 33%
×5story building
+106ft-86ft

Overall

9474

Females

1727

F18-39

1727

20K→Half

12.4 - 13.1 mi

Top 33%
×2story building
+19ft-37ft

Overall

9479

Females

1722

F18-39

1722

Half→25K

13.1 - 15.5 mi

Top 36%
×4story building
+66ft-88ft

Overall

10367

Females

2271

F18-39

2271

25K→30K

15.5 - 18.6 mi

Top 37%
×9story building
+181ft-148ft

Overall

10464

Females

2522

F18-39

2522

30K→20M

18.6 - 20.0 mi

Top 40%
×5story building
+64ft-50ft

Overall

11432

Females

3149

F18-39

3149

20M→21M

20.0 - 21.0 mi

Top 41%
×8story building
+106ft-24ft

Overall

11674

Females

3424

F18-39

3424

21M→35K

21.0 - 21.8 mi

Top 37%
×7story building
+17ft-86ft

Overall

10646

Females

2917

F18-39

2917

35K→23M

21.8 - 23.0 mi

Top 39%
×5story building
+23ft-63ft

Overall

11035

Females

3237

F18-39

3237

23M→24M

23.0 - 24.0 mi

Top 45%
×6story building
+12ft-82ft

Overall

12689

Females

4144

F18-39

4144

24M→40K

24.0 - 24.9 mi

Top 43%
×1story
+6ft-20ft

Overall

12172

Females

3994

F18-39

3994

40K→25.2M

24.9 - 25.2 mi

Top 39%
×1story
+13ft-16ft

Overall

11219

Females

3593

F18-39

3593

25.2M→Finish

25.2 - 26.2 mi

Top 42%
×2story building
+22ft-21ft

Overall

11828

Females

3836

F18-39

3836

Passing Analysis

Category:
Athletes Passed
2214
Passed By
1532
Net Change
+679
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#11067
5K → 10K57691+485#11067#10582
10K → 15K33542+293#10582#10289
15K → 20K31660+255#10289#10034
20K → Half5523+32#10034#10002
Half → 25K149152-3#10002#10005
25K → 30K220249-29#10005#10034
30K → 20M103181-79#10034#10113
20M → 21M79161-83#10113#10196
21M → 35K5862-4#10196#10200
35K → 23M102131-29#10200#10229
23M → 24M55143-88#10229#10317
24M → 40K69110-41#10317#10358
40K → 25.2M3234-2#10358#10360
25.2M → Finish6593-28#10360#10388
TOTALS22141532+679
📊

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