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BOSTON MARATHON 2025

Karen Fogg

Bib: 21711•F

ME

0:00
0:00
/ mi
Masters
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Overall
#0 / 28404
Gender (Female)
#0 / 12228
Top 44%
Masters (Masters Women)
#0 / 6759
Top 32%
Division (F55-59)
#0 / 994
Top 12%
Race Day Weather
50°/40°F
broken clouds

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
25:13
Rank: #17485
Start → 5K
8:07/mi
25:13 split
10K· 6.21 mi
50:32
Rank: #17508 (-23)
5K → 10K
8:09/mi
25:19 split
15K· 9.32 mi
1:16:05
Rank: #17511 (-3)
10K → 15K
8:13/mi
25:33 split
20K· 12.43 mi
1:41:57
Rank: #17371 (+140)
15K → 20K
8:20/mi
25:52 split
Half· 13.11 mi
1:47:33
Rank: #17354 (+17)
20K → Half
8:12/mi
5:36 split
25K· 15.53 mi
2:08:05
Rank: #17244 (+110)
Half → 25K
8:28/mi
20:32 split
30K· 18.64 mi
2:36:17
Rank: #17365 (-121)
25K → 30K
9:05/mi
28:12 split
20M
2:48:10
Rank: #17190 (+175)
30K → 20M
8:45/mi
11:53 split
21M
2:56:53
Rank: #16851 (+339)
20M → 21M
8:43/mi
8:43 split
35K· 21.75 mi
3:03:18
Rank: #16800 (+51)
21M → 35K
8:35/mi
6:25 split
23M
3:13:45
Rank: #16494 (+306)
35K → 23M
8:21/mi
10:27 split
24M
3:22:03
Rank: #16324 (+170)
23M → 24M
8:18/mi
8:18 split
40K· 24.85 mi
3:29:11
Rank: #16178 (+146)
24M → 40K
8:21/mi
7:08 split
25.2M
3:32:20
Rank: #16117 (+61)
40K → 25.2M
9:08/mi
3:09 split
Finish· 26.22 mi
3:40:32
Rank: #16002 (+115)
25.2M → Finish
8:03/mi
8:12 split

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:47:33
Pace8:12 /mi
2nd Half
Distance13.11 mi
Time1:52:59
Pace8:37 /mi
📊Positive Split: 5.1% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:19:3725:138:0725:13
8:07
-
10K
6.21 mi11:44:5650:328:0825:19
8:09
+0:02
15K
9.32 mi12:10:291:16:058:1025:33
8:13
+0:04
20K
12.43 mi12:36:211:41:578:1225:52
8:20
+0:07
Half
13.11 mi12:41:571:47:338:125:36
8:12
-0:08
25K
15.53 mi13:02:292:08:058:1520:32
8:28
+0:16
30K
18.64 mi13:30:412:36:178:2328:12
9:05
+0:37
20M
20.00 mi13:42:342:48:108:2411:53
8:45
-0:20
21M
21.00 mi13:51:172:56:538:258:43
8:43
-0:02
35K
21.75 mi13:57:423:03:188:266:25
8:35
-0:08
23M
23.00 mi14:08:093:13:458:2510:27
8:21
-0:14
24M
24.00 mi14:16:273:22:038:258:18
8:18
-0:03
40K
24.85 mi14:23:353:29:118:257:08
8:21
+0:03
25.2M
25.20 mi14:26:443:32:208:263:09
9:08
+0:47
Finish
26.22 mi14:34:563:40:328:258:12
8:03
-1:05

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

8:03 /mi

Average Pace

8:25 /mi

Slowest Pace

9:08 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

3:09:11

86% of race

Time at Steady Pace

31:21

14% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 8:25 /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 mi11:19:3725:138:0725:13
8:07
#17485
10K
6.21 mi11:44:5650:328:0825:19
8:09
#17508
15K
9.32 mi12:10:291:16:058:1025:33
8:13
#17511
20K
12.43 mi12:36:211:41:578:1225:52
8:20
#17371
Half
13.11 mi12:41:571:47:338:125:36
8:12
#17354
25K
15.53 mi13:02:292:08:058:1520:32
8:28
#17244
30K
18.64 mi13:30:412:36:178:2328:12
9:05
#17365
20M
20.00 mi13:42:342:48:108:2411:53
8:45
#17190
21M
21.00 mi13:51:172:56:538:258:43
8:43
#16851
35K
21.75 mi13:57:423:03:188:266:25
8:35
#16800
23M
23.00 mi14:08:093:13:458:2510:27
8:21
#16494
24M
24.00 mi14:16:273:22:038:258:18
8:18
#16324
40K
24.85 mi14:23:353:29:118:257:08
8:21
#16178
25.2M
25.20 mi14:26:443:32:208:263:09
9:08
#16117
Finish
26.22 mi14:34:563:40:328:258:12
8:03
#16002
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF55-59Seg. OverallSeg. FemalesSeg. F55-59
5K3.11 mi3.11 mi174856020602017553(Top 62%)6045(Top 49%)6045(Top 608%)
10K6.21 mi3.10 mi17508-236039-196039-1917546(Top 62%)6027(Top 49%)6027(Top 606%)
15K9.32 mi3.11 mi17511-36019+206019+2017553(Top 62%)6045(Top 49%)6045(Top 608%)
20K12.43 mi3.11 mi17371+1405959+605959+6017087(Top 60%)5819(Top 48%)5819(Top 585%)
Half13.11 mi0.68 mi17354+175954+55954+517346(Top 61%)5945(Top 49%)5945(Top 598%)
25K15.53 mi2.42 mi17244+1105908+465908+4616993(Top 60%)5849(Top 48%)5849(Top 588%)
30K18.64 mi3.11 mi17365-1216037-1296037-12918072(Top 64%)6611(Top 54%)6611(Top 665%)
20M20.00 mi1.36 mi17190+1755961+765961+7615361(Top 54%)5240(Top 43%)5240(Top 527%)
21M21.00 mi1.00 mi16851+3395785+1765785+17611834(Top 42%)3519(Top 29%)3519(Top 354%)
35K21.75 mi0.75 mi16800+515769+165769+1615956(Top 56%)5747(Top 47%)5747(Top 578%)
23M23.00 mi1.25 mi16494+3065631+1385631+13812365(Top 44%)3948(Top 32%)3948(Top 397%)
24M24.00 mi1.00 mi16324+1705561+705561+7013295(Top 47%)4470(Top 37%)4470(Top 450%)
40K24.85 mi0.85 mi16178+1465500+615500+6112474(Top 44%)4183(Top 34%)4183(Top 421%)
25.2M25.20 mi0.35 mi16117+615478+225478+2212660(Top 45%)4339(Top 35%)4339(Top 437%)
Finish26.22 mi1.02 mi16002+1155430+485430+4813237(Top 47%)4577(Top 37%)4577(Top 460%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 62%
×21story building
+97ft-345ft

Overall

17553

Females

6045

F55-59

6045

5K→10K

3.1 - 6.2 mi

Top 62%
×5story building
+79ft-138ft

Overall

17546

Females

6027

F55-59

6027

10K→15K

6.2 - 9.3 mi

Top 62%
×3story building
+67ft-78ft

Overall

17553

Females

6045

F55-59

6045

15K→20K

9.3 - 12.4 mi

Top 60%
×5story building
+106ft-86ft

Overall

17087

Females

5819

F55-59

5819

20K→Half

12.4 - 13.1 mi

Top 61%
×2story building
+19ft-37ft

Overall

17346

Females

5945

F55-59

5945

Half→25K

13.1 - 15.5 mi

Top 60%
×4story building
+66ft-88ft

Overall

16993

Females

5849

F55-59

5849

25K→30K

15.5 - 18.6 mi

Top 64%
×9story building
+181ft-148ft

Overall

18072

Females

6611

F55-59

6611

30K→20M

18.6 - 20.0 mi

Top 54%
×5story building
+64ft-50ft

Overall

15361

Females

5240

F55-59

5240

20M→21M

20.0 - 21.0 mi

Top 42%
×8story building
+106ft-24ft

Overall

11834

Females

3519

F55-59

3519

21M→35K

21.0 - 21.8 mi

Top 56%
×7story building
+17ft-86ft

Overall

15956

Females

5747

F55-59

5747

35K→23M

21.8 - 23.0 mi

Top 44%
×5story building
+23ft-63ft

Overall

12365

Females

3948

F55-59

3948

23M→24M

23.0 - 24.0 mi

Top 47%
×6story building
+12ft-82ft

Overall

13295

Females

4470

F55-59

4470

24M→40K

24.0 - 24.9 mi

Top 44%
×1story
+6ft-20ft

Overall

12474

Females

4183

F55-59

4183

40K→25.2M

24.9 - 25.2 mi

Top 45%
×1story
+13ft-16ft

Overall

12660

Females

4339

F55-59

4339

25.2M→Finish

25.2 - 26.2 mi

Top 47%
×2story building
+22ft-21ft

Overall

13237

Females

4577

F55-59

4577

Passing Analysis

Category:
Athletes Passed
2644
Passed By
1161
Net Change
+1483
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#17485
5K → 10K269292-23#17485#17508
10K → 15K207210-3#17508#17511
15K → 20K250110+140#17511#17371
20K → Half4225+17#17371#17354
Half → 25K217107+110#17354#17244
25K → 30K176297-121#17244#17365
30K → 20M20025+175#17365#17190
20M → 21M3423+339#17190#16851
21M → 35K8837+51#16851#16800
35K → 23M3148+306#16800#16494
23M → 24M18414+170#16494#16324
24M → 40K1559+146#16324#16178
40K → 25.2M665+61#16178#16117
25.2M → Finish13419+115#16117#16002
TOTALS26441161+1483
📊

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