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BOSTON MARATHON 2025

Katherine Bergsten

Bib: 17812•F

NM

0:00
0:00
/ mi
Masters
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Overall
#0 / 28404
Gender (Female)
#0 / 12228
Top 38%
Masters (Masters Women)
#0 / 6759
Top 24%
Division (F40-44)
#0 / 1718
Top 47%
Race Day Weather
50°/40°F
broken clouds

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
24:43
Rank: #16259
Start → 5K
24:43 | 7:57/mi
10K· 6.21 mi
48:55
Rank: #15437 (+822)
5K → 10K
24:12 | 7:47/mi
15K· 9.32 mi
1:13:11
Rank: #15102 (+335)
10K → 15K
24:16 | 7:49/mi
20K· 12.43 mi
1:38:12
Rank: #15118 (-16)
15K → 20K
25:01 | 8:03/mi
Half· 13.11 mi
1:43:40
Rank: #15168 (-50)
20K → Half
5:28 | 8:01/mi
25K· 15.53 mi
2:03:32
Rank: #15179 (-11)
Half → 25K
19:52 | 8:12/mi
30K· 18.64 mi
2:29:57
Rank: #15100 (+79)
25K → 30K
26:25 | 8:30/mi
20M
2:41:33
Rank: #14964 (+136)
30K → 20M
11:36 | 8:32/mi
21M
2:50:41
Rank: #14873 (+91)
20M → 21M
9:08 | 9:08/mi
35K· 21.75 mi
2:57:04
Rank: #14886 (-13)
21M → 35K
6:23 | 8:32/mi
23M
3:08:00
Rank: #14832 (+54)
35K → 23M
10:56 | 8:44/mi
24M
3:16:38
Rank: #14836 (-4)
23M → 24M
8:38 | 8:38/mi
40K· 24.85 mi
3:23:53
Rank: #14763 (+73)
24M → 40K
7:15 | 8:29/mi
25.2M
3:27:04
Rank: #14725 (+38)
40K → 25.2M
3:11 | 9:14/mi
Finish· 26.22 mi
3:35:23
Rank: #14655 (+70)
25.2M → Finish
8:19 | 8:10/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:43:40
Pace7:54 /mi
2nd Half
Distance13.11 mi
Time1:51:43
Pace8:31 /mi
📊Positive Split: 7.8% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:15:0224:437:5724:43
7:57
-
10K
6.21 mi11:39:1448:557:5224:12
7:47
-0:10
15K
9.32 mi12:03:301:13:117:5124:16
7:49
+0:02
20K
12.43 mi12:28:311:38:127:5425:01
8:03
+0:14
Half
13.11 mi12:33:591:43:407:545:28
8:01
-0:02
25K
15.53 mi12:53:512:03:327:5719:52
8:12
+0:11
30K
18.64 mi13:20:162:29:578:0326:25
8:30
+0:18
20M
20.00 mi13:31:522:41:338:0511:36
8:32
+0:02
21M
21.00 mi13:41:002:50:418:089:08
9:08
+0:36
35K
21.75 mi13:47:232:57:048:096:23
8:32
-0:36
23M
23.00 mi13:58:193:08:008:1010:56
8:44
+0:12
24M
24.00 mi14:06:573:16:388:128:38
8:38
-0:06
40K
24.85 mi14:14:123:23:538:127:15
8:29
-0:09
25.2M
25.20 mi14:17:233:27:048:133:11
9:14
+0:45
Finish
26.22 mi14:25:423:35:238:138:19
8:10
-1:04

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

7:47 /mi

Average Pace

8:13 /mi

Slowest Pace

9:14 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

3:03:30

85% of race

Time at Steady Pace

28:42

13% of race

Time at Slower Pace

3:11

1% of race

Average Pace: 8:13 /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 mi11:15:0224:437:5724:43
7:57
#16259
10K
6.21 mi11:39:1448:557:5224:12
7:47
#15437
15K
9.32 mi12:03:301:13:117:5124:16
7:49
#15102
20K
12.43 mi12:28:311:38:127:5425:01
8:03
#15118
Half
13.11 mi12:33:591:43:407:545:28
8:01
#15168
25K
15.53 mi12:53:512:03:327:5719:52
8:12
#15179
30K
18.64 mi13:20:162:29:578:0326:25
8:30
#15100
20M
20.00 mi13:31:522:41:338:0511:36
8:32
#14964
21M
21.00 mi13:41:002:50:418:089:08
9:08
#14873
35K
21.75 mi13:47:232:57:048:096:23
8:32
#14886
23M
23.00 mi13:58:193:08:008:1010:56
8:44
#14832
24M
24.00 mi14:06:573:16:388:128:38
8:38
#14836
40K
24.85 mi14:14:123:23:538:127:15
8:29
#14763
25.2M
25.20 mi14:17:233:27:048:133:11
9:14
#14725
Finish
26.22 mi14:25:423:35:238:138:19
8:10
#14655
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF40-44Seg. OverallSeg. FemalesSeg. F40-44
5K3.11 mi3.11 mi162595304530414481(Top 51%)4301(Top 35%)4301(Top 250%)
10K6.21 mi3.10 mi15437+8224801+5034801+50314722(Top 52%)4379(Top 36%)4379(Top 255%)
15K9.32 mi3.11 mi15102+3354618+1834618+18314481(Top 51%)4301(Top 35%)4301(Top 250%)
20K12.43 mi3.11 mi15118-164642-244642-2415306(Top 54%)4804(Top 39%)4804(Top 280%)
Half13.11 mi0.68 mi15168-504680-384680-3816028(Top 56%)5189(Top 42%)5189(Top 302%)
25K15.53 mi2.42 mi15179-114711-314711-3115289(Top 54%)4891(Top 40%)4891(Top 285%)
30K18.64 mi3.11 mi15100+794725-144725-1414774(Top 52%)4780(Top 39%)4780(Top 278%)
20M20.00 mi1.36 mi14964+1364675+504675+5014022(Top 49%)4525(Top 37%)4525(Top 263%)
21M21.00 mi1.00 mi14873+914652+234652+2314286(Top 50%)4779(Top 39%)4779(Top 278%)
35K21.75 mi0.75 mi14886-134673-214673-2115682(Top 55%)5600(Top 46%)5600(Top 326%)
23M23.00 mi1.25 mi14832+544670+34670+314741(Top 52%)5191(Top 42%)5191(Top 302%)
24M24.00 mi1.00 mi14836-44708-384708-3815365(Top 54%)5576(Top 46%)5576(Top 325%)
40K24.85 mi0.85 mi14763+734698+104698+1013329(Top 47%)4616(Top 38%)4616(Top 269%)
25.2M25.20 mi0.35 mi14725+384684+144684+1413161(Top 46%)4580(Top 37%)4580(Top 267%)
Finish26.22 mi1.02 mi14655+704675+94675+914036(Top 49%)4967(Top 41%)4967(Top 289%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 51%
×21stories
+97ft-345ft

Overall

14481

Females

4301

F40-44

4301

5K→10K

3.1 - 6.2 mi

Top 52%
×5stories
+79ft-138ft

Overall

14722

Females

4379

F40-44

4379

10K→15K

6.2 - 9.3 mi

Top 51%
×3stories
+67ft-78ft

Overall

14481

Females

4301

F40-44

4301

15K→20K

9.3 - 12.4 mi

Top 54%
×5stories
+106ft-86ft

Overall

15306

Females

4804

F40-44

4804

20K→Half

12.4 - 13.1 mi

Top 56%
×2stories
+19ft-37ft

Overall

16028

Females

5189

F40-44

5189

Half→25K

13.1 - 15.5 mi

Top 54%
×4stories
+66ft-88ft

Overall

15289

Females

4891

F40-44

4891

25K→30K

15.5 - 18.6 mi

Top 52%
×9stories
+181ft-148ft

Overall

14774

Females

4780

F40-44

4780

30K→20M

18.6 - 20.0 mi

Top 49%
×5stories
+64ft-50ft

Overall

14022

Females

4525

F40-44

4525

20M→21M

20.0 - 21.0 mi

Top 50%
×8stories
+106ft-24ft

Overall

14286

Females

4779

F40-44

4779

21M→35K

21.0 - 21.8 mi

Top 55%
×7stories
+17ft-86ft

Overall

15682

Females

5600

F40-44

5600

35K→23M

21.8 - 23.0 mi

Top 52%
×5stories
+23ft-63ft

Overall

14741

Females

5191

F40-44

5191

23M→24M

23.0 - 24.0 mi

Top 54%
×6stories
+12ft-82ft

Overall

15365

Females

5576

F40-44

5576

24M→40K

24.0 - 24.9 mi

Top 47%
×1story
+6ft-20ft

Overall

13329

Females

4616

F40-44

4616

40K→25.2M

24.9 - 25.2 mi

Top 46%
×1story
+13ft-16ft

Overall

13161

Females

4580

F40-44

4580

25.2M→Finish

25.2 - 26.2 mi

Top 49%
×2stories
+22ft-21ft

Overall

14036

Females

4967

F40-44

4967

Passing Analysis

Category:
Athletes Passed
2857
Passed By
1253
Net Change
+1604
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#16259
5K → 10K89472+822#16259#15437
10K → 15K39560+335#15437#15102
15K → 20K210226-16#15102#15118
20K → Half2676-50#15118#15168
Half → 25K167178-11#15168#15179
25K → 30K271192+79#15179#15100
30K → 20M20165+136#15100#14964
20M → 21M15261+91#14964#14873
21M → 35K5770-13#14873#14886
35K → 23M14187+54#14886#14832
23M → 24M7175-4#14832#14836
24M → 40K10431+73#14836#14763
40K → 25.2M5921+38#14763#14725
25.2M → Finish10939+70#14725#14655
TOTALS28571253+1604
📊

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