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BOSTON MARATHON 2025

Cat Granskog

Bib: 8410•F

CT

0:00
0:00
/ mi
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Overall
#0 / 28404
Top 36%
Gender (Female)
#0 / 12228
Top 19%
Division (F18-39)
#0 / 5469
Top 34%
Race Day Weather
50°/40°F
broken clouds

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
21:47
Rank: #7933
Start → 5K
21:47 | 7:01/mi
10K· 6.21 mi
43:42
Rank: #8124 (-191)
5K → 10K
21:55 | 7:03/mi
15K· 9.32 mi
1:06:14
Rank: #8539 (-415)
10K → 15K
22:32 | 7:15/mi
20K· 12.43 mi
1:28:33
Rank: #8349 (+190)
15K → 20K
22:19 | 7:11/mi
Half· 13.11 mi
1:33:22
Rank: #8327 (+22)
20K → Half
4:49 | 7:04/mi
25K· 15.53 mi
1:51:11
Rank: #8339 (-12)
Half → 25K
17:49 | 7:21/mi
30K· 18.64 mi
2:15:14
Rank: #8464 (-125)
25K → 30K
24:03 | 7:44/mi
20M
2:25:49
Rank: #8460 (+4)
30K → 20M
10:35 | 7:47/mi
21M
2:34:30
Rank: #8620 (-160)
20M → 21M
8:41 | 8:41/mi
35K· 21.75 mi
2:40:15
Rank: #8638 (-18)
21M → 35K
5:45 | 7:41/mi
23M
2:53:19
Rank: #9800 (-1162)
35K → 23M
13:04 | 10:26/mi
24M
3:01:52
Rank: #10042 (-242)
23M → 24M
8:33 | 8:33/mi
40K· 24.85 mi
3:08:47
Rank: #10032 (+10)
24M → 40K
6:55 | 8:05/mi
25.2M
3:11:51
Rank: #10057 (-25)
40K → 25.2M
3:04 | 8:54/mi
Finish· 26.22 mi
3:20:22
Rank: #10254 (-197)
25.2M → Finish
8:31 | 8:21/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:33:22
Pace7:07 /mi
2nd Half
Distance13.11 mi
Time1:47:00
Pace8:10 /mi
📊Positive Split: 14.6% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:29:0621:477:0121:47
7:01
-
10K
6.21 mi10:51:0143:427:0221:55
7:03
+0:02
15K
9.32 mi11:13:331:06:147:0622:32
7:15
+0:12
20K
12.43 mi11:35:521:28:337:0822:19
7:11
-0:04
Half
13.11 mi11:40:411:33:227:074:49
7:04
-0:07
25K
15.53 mi11:58:301:51:117:0917:49
7:21
+0:17
30K
18.64 mi12:22:332:15:147:1524:03
7:44
+0:23
20M
20.00 mi12:33:082:25:497:1710:35
7:47
+0:03
21M
21.00 mi12:41:492:34:307:218:41
8:41
+0:54
35K
21.75 mi12:47:342:40:157:225:45
7:41
-1:00
23M
23.00 mi13:00:382:53:197:3213:04
10:26
+2:45
24M
24.00 mi13:09:113:01:527:358:33
8:33
-1:53
40K
24.85 mi13:16:063:08:477:366:55
8:05
-0:28
25.2M
25.20 mi13:19:103:11:517:373:04
8:54
+0:49
Finish
26.22 mi13:27:413:20:227:398:31
8:21
-0:33

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

7:01 /mi

Average Pace

7:39 /mi

Slowest Pace

10:26 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

1:33:22

47% of race

Time at Steady Pace

1:05:07

32% of race

Time at Slower Pace

41:53

21% of race

Average Pace: 7:39 /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 mi10:29:0621:477:0121:47
7:01
#7933
10K
6.21 mi10:51:0143:427:0221:55
7:03
#8124
15K
9.32 mi11:13:331:06:147:0622:32
7:15
#8539
20K
12.43 mi11:35:521:28:337:0822:19
7:11
#8349
Half
13.11 mi11:40:411:33:227:074:49
7:04
#8327
25K
15.53 mi11:58:301:51:117:0917:49
7:21
#8339
30K
18.64 mi12:22:332:15:147:1524:03
7:44
#8464
20M
20.00 mi12:33:082:25:497:1710:35
7:47
#8460
21M
21.00 mi12:41:492:34:307:218:41
8:41
#8620
35K
21.75 mi12:47:342:40:157:225:45
7:41
#8638
23M
23.00 mi13:00:382:53:197:3213:04
10:26
#9800
24M
24.00 mi13:09:113:01:527:358:33
8:33
#10042
40K
24.85 mi13:16:063:08:477:366:55
8:05
#10032
25.2M
25.20 mi13:19:103:11:517:373:04
8:54
#10057
Finish
26.22 mi13:27:413:20:227:398:31
8:21
#10254
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF18-39Seg. OverallSeg. FemalesSeg. F18-39
5K3.11 mi3.11 mi79339629629604(Top 34%)1708(Top 14%)1708(Top 31%)
10K6.21 mi3.10 mi8124-1911044-821044-828340(Top 29%)1124(Top 9%)1124(Top 21%)
15K9.32 mi3.11 mi8539-4151207-1631207-1639604(Top 34%)1708(Top 14%)1708(Top 31%)
20K12.43 mi3.11 mi8349+1901166+411166+418075(Top 28%)1141(Top 9%)1141(Top 21%)
Half13.11 mi0.68 mi8327+221158+81158+88090(Top 28%)1134(Top 9%)1134(Top 21%)
25K15.53 mi2.42 mi8339-121182-241182-248752(Top 31%)1536(Top 13%)1536(Top 28%)
30K18.64 mi3.11 mi8464-1251286-1041286-1049499(Top 33%)2048(Top 17%)2048(Top 37%)
20M20.00 mi1.36 mi8460+41315-291315-298975(Top 32%)1982(Top 16%)1982(Top 36%)
21M21.00 mi1.00 mi8620-1601418-1031418-10311585(Top 41%)3383(Top 28%)3383(Top 62%)
35K21.75 mi0.75 mi8638-181443-251443-2510019(Top 35%)2605(Top 21%)2605(Top 48%)
23M23.00 mi1.25 mi9800-11622007-5642007-56421841(Top 77%)8980(Top 73%)8980(Top 164%)
24M24.00 mi1.00 mi10042-2422167-1602167-16014816(Top 52%)5271(Top 43%)5271(Top 96%)
40K24.85 mi0.85 mi10032+102187-202187-2010793(Top 38%)3302(Top 27%)3302(Top 60%)
25.2M25.20 mi0.35 mi10057-252224-372224-3711217(Top 39%)3591(Top 29%)3591(Top 66%)
Finish26.22 mi1.02 mi10254-1972354-1302354-13015302(Top 54%)5635(Top 46%)5635(Top 103%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 34%
×21stories
+97ft-345ft

Overall

9604

Females

1708

F18-39

1708

5K→10K

3.1 - 6.2 mi

Top 29%
×5stories
+79ft-138ft

Overall

8340

Females

1124

F18-39

1124

10K→15K

6.2 - 9.3 mi

Top 34%
×3stories
+67ft-78ft

Overall

9604

Females

1708

F18-39

1708

15K→20K

9.3 - 12.4 mi

Top 28%
×5stories
+106ft-86ft

Overall

8075

Females

1141

F18-39

1141

20K→Half

12.4 - 13.1 mi

Top 28%
×2stories
+19ft-37ft

Overall

8090

Females

1134

F18-39

1134

Half→25K

13.1 - 15.5 mi

Top 31%
×4stories
+66ft-88ft

Overall

8752

Females

1536

F18-39

1536

25K→30K

15.5 - 18.6 mi

Top 33%
×9stories
+181ft-148ft

Overall

9499

Females

2048

F18-39

2048

30K→20M

18.6 - 20.0 mi

Top 32%
×5stories
+64ft-50ft

Overall

8975

Females

1982

F18-39

1982

20M→21M

20.0 - 21.0 mi

Top 41%
×8stories
+106ft-24ft

Overall

11585

Females

3383

F18-39

3383

21M→35K

21.0 - 21.8 mi

Top 35%
×7stories
+17ft-86ft

Overall

10019

Females

2605

F18-39

2605

35K→23M

21.8 - 23.0 mi

Top 77%
×5stories
+23ft-63ft

Overall

21841

Females

8980

F18-39

8980

23M→24M

23.0 - 24.0 mi

Top 52%
×6stories
+12ft-82ft

Overall

14816

Females

5271

F18-39

5271

24M→40K

24.0 - 24.9 mi

Top 38%
×1story
+6ft-20ft

Overall

10793

Females

3302

F18-39

3302

40K→25.2M

24.9 - 25.2 mi

Top 39%
×1story
+13ft-16ft

Overall

11217

Females

3591

F18-39

3591

25.2M→Finish

25.2 - 26.2 mi

Top 54%
×2stories
+22ft-21ft

Overall

15302

Females

5635

F18-39

5635

Passing Analysis

Category:
Athletes Passed
1163
Passed By
3480
Net Change
-2321
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#7933
5K → 10K141332-191#7933#8124
10K → 15K51466-415#8124#8539
15K → 20K26171+190#8539#8349
20K → Half3715+22#8349#8327
Half → 25K122134-12#8327#8339
25K → 30K170295-125#8339#8464
30K → 20M10197+4#8464#8460
20M → 21M49209-160#8460#8620
21M → 35K5573-18#8620#8638
35K → 23M61168-1162#8638#9800
23M → 24M35275-242#9800#10042
24M → 40K8069+10#10042#10032
40K → 25.2M2853-25#10032#10057
25.2M → Finish27223-197#10057#10254
TOTALS11633480-2321
📊

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