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BOSTON MARATHON 2025

Karyn Sorenson

Bib: 15988•F

MT

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

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
7:28/mi
23:12
↑ 97↓ 3451.5%
10K· 6.21 mi
7:40/mi
47:01
↑ 79↓ 1380.4%
15K· 9.32 mi
7:43/mi
1:11:00
↑ 67↓ 78
20K· 12.43 mi
7:45/mi
1:35:04
↑ 106↓ 860.1%
Half· 13.11 mi
7:39/mi
1:40:17
↑ 19↓ 370.5%
25K· 15.53 mi
7:52/mi
1:59:22
↑ 66↓ 880.2%
30K· 18.64 mi
8:05/mi
2:24:30
↑ 181↓ 1480.2%
20M
8:15/mi
2:35:42
↑ 64↓ 500.2%
21M
9:02/mi
2:44:44
↑ 106↓ 241.6%
35K· 21.75 mi
8:12/mi
2:50:52
↑ 17↓ 861.7%
23M
8:37/mi
3:01:39
↑ 23↓ 630.6%
24M
8:32/mi
3:10:11
↓ 821.3%
40K· 24.85 mi
8:44/mi
3:17:39
↓ 200.3%
25.2M
9:37/mi
3:20:58
↑ 13↓ 160.2%
Finish· 26.22 mi
8:07/mi
3:29:14
↑ 22↓ 21

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:40:17
Pace7:39 /mi
2nd Half
Distance13.11 mi
Time1:48:57
Pace8:19 /mi
📊Positive Split: 8.6% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:55:1723:127:2823:12
7:28
-
10K
6.21 mi11:19:0647:017:3423:49
7:40
+0:12
15K
9.32 mi11:43:051:11:007:3723:59
7:43
+0:03
20K
12.43 mi12:07:091:35:047:3924:04
7:45
+0:02
Half
13.11 mi12:12:221:40:177:395:13
7:39
-0:06
25K
15.53 mi12:31:271:59:227:4119:05
7:52
+0:13
30K
18.64 mi12:56:352:24:307:4525:08
8:05
+0:13
20M
20.00 mi13:07:472:35:427:4711:12
8:15
+0:10
21M
21.00 mi13:16:492:44:447:519:02
9:02
+0:47
35K
21.75 mi13:22:572:50:527:516:08
8:12
-0:50
23M
23.00 mi13:33:443:01:397:5410:47
8:37
+0:25
24M
24.00 mi13:42:163:10:117:558:32
8:32
-0:05
40K
24.85 mi13:49:443:17:397:577:28
8:44
+0:12
25.2M
25.20 mi13:53:033:20:587:583:19
9:37
+0:53
Finish
26.22 mi14:01:193:29:147:598:16
8:07
-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

7:28 /mi

Average Pace

7:59 /mi

Slowest Pace

9:37 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

1:40:17

48% of race

Time at Steady Pace

1:09:49

33% of race

Time at Slower Pace

39:08

19% 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 mi10:55:1723:127:2823:12
7:28
#11976
10K
6.21 mi11:19:0647:017:3423:49
7:40
#12726
15K
9.32 mi11:43:051:11:007:3723:59
7:43
#13020
20K
12.43 mi12:07:091:35:047:3924:04
7:45
#12930
Half
13.11 mi12:12:221:40:177:395:13
7:39
#12908
25K
15.53 mi12:31:271:59:227:4119:05
7:52
#12902
30K
18.64 mi12:56:352:24:307:4525:08
8:05
#12671
20M
20.00 mi13:07:472:35:427:4711:12
8:15
#12612
21M
21.00 mi13:16:492:44:447:519:02
9:02
#12654
35K
21.75 mi13:22:572:50:527:516:08
8:12
#12682
23M
23.00 mi13:33:443:01:397:5410:47
8:37
#12746
24M
24.00 mi13:42:163:10:117:558:32
8:32
#12837
40K
24.85 mi13:49:443:17:397:577:28
8:44
#12921
25.2M
25.20 mi13:53:033:20:587:583:19
9:37
#12964
Finish
26.22 mi14:01:193:29:147:598:16
8:07
#12988
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF18-39Seg. OverallSeg. FemalesSeg. F18-39
5K3.11 mi3.11 mi119762789278913705(Top 48%)3848(Top 31%)3848(Top 70%)
10K6.21 mi3.10 mi12726-7503193-4043193-40413600(Top 48%)3722(Top 30%)3722(Top 68%)
15K9.32 mi3.11 mi13020-2943400-2073400-20713705(Top 48%)3848(Top 31%)3848(Top 70%)
20K12.43 mi3.11 mi12930+903405-53405-512830(Top 45%)3451(Top 28%)3451(Top 63%)
Half13.11 mi0.68 mi12908+223398+73398+713035(Top 46%)3521(Top 29%)3521(Top 64%)
25K15.53 mi2.42 mi12902+63421-233421-2312915(Top 45%)3624(Top 30%)3624(Top 66%)
30K18.64 mi3.11 mi12671+2313364+573364+5712036(Top 42%)3313(Top 27%)3313(Top 61%)
20M20.00 mi1.36 mi12612+593369-53369-512100(Top 43%)3504(Top 29%)3504(Top 64%)
21M21.00 mi1.00 mi12654-423422-533422-5313716(Top 48%)4469(Top 37%)4469(Top 82%)
35K21.75 mi0.75 mi12682-283464-423464-4213638(Top 48%)4485(Top 37%)4485(Top 82%)
23M23.00 mi1.25 mi12746-643526-623526-6214018(Top 49%)4796(Top 39%)4796(Top 88%)
24M24.00 mi1.00 mi12837-913610-843610-8414738(Top 52%)5226(Top 43%)5226(Top 96%)
40K24.85 mi0.85 mi12921-843692-823692-8214818(Top 52%)5415(Top 44%)5415(Top 99%)
25.2M25.20 mi0.35 mi12964-433721-293721-2915192(Top 53%)5633(Top 46%)5633(Top 103%)
Finish26.22 mi1.02 mi12988-243750-293750-2913687(Top 48%)4785(Top 39%)4785(Top 87%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 48%
×21story building
+97ft-345ft

Overall

13705

Females

3848

F18-39

3848

5K→10K

3.1 - 6.2 mi

Top 48%
×5story building
+79ft-138ft

Overall

13600

Females

3722

F18-39

3722

10K→15K

6.2 - 9.3 mi

Top 48%
×3story building
+67ft-78ft

Overall

13705

Females

3848

F18-39

3848

15K→20K

9.3 - 12.4 mi

Top 45%
×5story building
+106ft-86ft

Overall

12830

Females

3451

F18-39

3451

20K→Half

12.4 - 13.1 mi

Top 46%
×2story building
+19ft-37ft

Overall

13035

Females

3521

F18-39

3521

Half→25K

13.1 - 15.5 mi

Top 45%
×4story building
+66ft-88ft

Overall

12915

Females

3624

F18-39

3624

25K→30K

15.5 - 18.6 mi

Top 42%
×9story building
+181ft-148ft

Overall

12036

Females

3313

F18-39

3313

30K→20M

18.6 - 20.0 mi

Top 43%
×5story building
+64ft-50ft

Overall

12100

Females

3504

F18-39

3504

20M→21M

20.0 - 21.0 mi

Top 48%
×8story building
+106ft-24ft

Overall

13716

Females

4469

F18-39

4469

21M→35K

21.0 - 21.8 mi

Top 48%
×7story building
+17ft-86ft

Overall

13638

Females

4485

F18-39

4485

35K→23M

21.8 - 23.0 mi

Top 49%
×5story building
+23ft-63ft

Overall

14018

Females

4796

F18-39

4796

23M→24M

23.0 - 24.0 mi

Top 52%
×6story building
+12ft-82ft

Overall

14738

Females

5226

F18-39

5226

24M→40K

24.0 - 24.9 mi

Top 52%
×1story
+6ft-20ft

Overall

14818

Females

5415

F18-39

5415

40K→25.2M

24.9 - 25.2 mi

Top 53%
×1story
+13ft-16ft

Overall

15192

Females

5633

F18-39

5633

25.2M→Finish

25.2 - 26.2 mi

Top 48%
×2story building
+22ft-21ft

Overall

13687

Females

4785

F18-39

4785

Passing Analysis

Category:
Athletes Passed
1528
Passed By
2540
Net Change
-1012
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#11976
5K → 10K60810-750#11976#12726
10K → 15K106400-294#12726#13020
15K → 20K251161+90#13020#12930
20K → Half3917+22#12930#12908
Half → 25K160154+6#12908#12902
25K → 30K347116+231#12902#12671
30K → 20M13475+59#12671#12612
20M → 21M100142-42#12612#12654
21M → 35K5785-28#12654#12682
35K → 23M87151-64#12682#12746
23M → 24M54145-91#12746#12837
24M → 40K49133-84#12837#12921
40K → 25.2M2265-43#12921#12964
25.2M → Finish6286-24#12964#12988
TOTALS15282540-1012
📊

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