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BOSTON MARATHON 2025

Cheryl Jakob

Bib: 22479•F

IL

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

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
25:07
Rank: #17267
Start → 5K
25:07 | 8:05/mi
10K· 6.21 mi
50:19
Rank: #17249 (+18)
5K → 10K
25:12 | 8:07/mi
15K· 9.32 mi
1:15:41
Rank: #17238 (+11)
10K → 15K
25:22 | 8:10/mi
20K· 12.43 mi
1:42:05
Rank: #17437 (-199)
15K → 20K
26:24 | 8:30/mi
Half· 13.11 mi
1:47:47
Rank: #17485 (-48)
20K → Half
5:42 | 8:21/mi
25K· 15.53 mi
2:10:16
Rank: #18177 (-692)
Half → 25K
22:29 | 9:16/mi
30K· 18.64 mi
2:42:01
Rank: #19293 (-1116)
25K → 30K
31:45 | 10:13/mi
20M
2:55:41
Rank: #19481 (-188)
30K → 20M
13:40 | 10:03/mi
21M
3:08:34
Rank: #20083 (-602)
20M → 21M
12:53 | 12:53/mi
35K· 21.75 mi
3:15:50
Rank: #20161 (-78)
21M → 35K
7:16 | 9:43/mi
23M
3:30:12
Rank: #20551 (-390)
35K → 23M
14:22 | 11:28/mi
24M
3:40:28
Rank: #20668 (-117)
23M → 24M
10:16 | 10:16/mi
40K· 24.85 mi
3:50:17
Rank: #20871 (-203)
24M → 40K
9:49 | 11:29/mi
25.2M
3:54:25
Rank: #20908 (-37)
40K → 25.2M
4:08 | 11:59/mi
Finish· 26.22 mi
4:04:09
Rank: #20911 (-3)
25.2M → Finish
9:44 | 9:33/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:47:47
Pace8:13 /mi
2nd Half
Distance13.11 mi
Time2:16:22
Pace10:24 /mi
📊Positive Split: 26.5% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:21:1725:078:0525:07
8:05
-
10K
6.21 mi11:46:2950:198:0625:12
8:07
+0:02
15K
9.32 mi12:11:511:15:418:0725:22
8:10
+0:03
20K
12.43 mi12:38:151:42:058:1326:24
8:30
+0:20
Half
13.11 mi12:43:571:47:478:135:42
8:21
-0:09
25K
15.53 mi13:06:262:10:168:2322:29
9:16
+0:55
30K
18.64 mi13:38:112:42:018:4131:45
10:13
+0:57
20M
20.00 mi13:51:512:55:418:4713:40
10:03
-0:10
21M
21.00 mi14:04:443:08:348:5912:53
12:53
+2:50
35K
21.75 mi14:12:003:15:509:007:16
9:43
-3:10
23M
23.00 mi14:26:223:30:129:0814:22
11:28
+1:45
24M
24.00 mi14:36:383:40:289:1110:16
10:16
-1:12
40K
24.85 mi14:46:273:50:179:169:49
11:29
+1:13
25.2M
25.20 mi14:50:353:54:259:184:08
11:59
+0:30
Finish
26.22 mi15:00:194:04:099:199:44
9:33
-2:26

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

8:05 /mi

Average Pace

9:19 /mi

Slowest Pace

12:53 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

1:47:47

44% of race

Time at Steady Pace

1:35:10

39% of race

Time at Slower Pace

41:12

17% of race

Average Pace: 9:19 /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 mi11:21:1725:078:0525:07
8:05
#17267
10K
6.21 mi11:46:2950:198:0625:12
8:07
#17249
15K
9.32 mi12:11:511:15:418:0725:22
8:10
#17238
20K
12.43 mi12:38:151:42:058:1326:24
8:30
#17437
Half
13.11 mi12:43:571:47:478:135:42
8:21
#17485
25K
15.53 mi13:06:262:10:168:2322:29
9:16
#18177
30K
18.64 mi13:38:112:42:018:4131:45
10:13
#19293
20M
20.00 mi13:51:512:55:418:4713:40
10:03
#19481
21M
21.00 mi14:04:443:08:348:5912:53
12:53
#20083
35K
21.75 mi14:12:003:15:509:007:16
9:43
#20161
23M
23.00 mi14:26:223:30:129:0814:22
11:28
#20551
24M
24.00 mi14:36:383:40:289:1110:16
10:16
#20668
40K
24.85 mi14:46:273:50:179:169:49
11:29
#20871
25.2M
25.20 mi14:50:353:54:259:184:08
11:59
#20908
Finish
26.22 mi15:00:194:04:099:199:44
9:33
#20911
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF55-59Seg. OverallSeg. FemalesSeg. F55-59
5K3.11 mi3.11 mi172675902590217189(Top 61%)5845(Top 48%)5845(Top 588%)
10K6.21 mi3.10 mi17249+185878+245878+2417298(Top 61%)5883(Top 48%)5883(Top 592%)
15K9.32 mi3.11 mi17238+115856+225856+2217189(Top 61%)5845(Top 48%)5845(Top 588%)
20K12.43 mi3.11 mi17437-1995995-1395995-13918240(Top 64%)6475(Top 53%)6475(Top 651%)
Half13.11 mi0.68 mi17485-486029-346029-3418405(Top 65%)6582(Top 54%)6582(Top 662%)
25K15.53 mi2.42 mi18177-6926464-4356464-43521078(Top 74%)8141(Top 67%)8141(Top 819%)
30K18.64 mi3.11 mi19293-11167125-6617125-66122231(Top 78%)8891(Top 73%)8891(Top 894%)
20M20.00 mi1.36 mi19481-1887254-1297254-12921152(Top 74%)8442(Top 69%)8442(Top 849%)
21M21.00 mi1.00 mi20083-6027625-3717625-37124913(Top 88%)10522(Top 86%)10522(Top 1059%)
35K21.75 mi0.75 mi20161-787684-597684-5921060(Top 74%)8535(Top 70%)8535(Top 859%)
23M23.00 mi1.25 mi20551-3907918-2347918-23424207(Top 85%)10202(Top 83%)10202(Top 1026%)
24M24.00 mi1.00 mi20668-1177995-777995-7722139(Top 78%)9206(Top 75%)9206(Top 926%)
40K24.85 mi0.85 mi20871-2038131-1368131-13624108(Top 85%)10219(Top 84%)10219(Top 1028%)
25.2M25.20 mi0.35 mi20908-378156-258156-2523210(Top 82%)9761(Top 80%)9761(Top 982%)
Finish26.22 mi1.02 mi20911-38179-238179-2321374(Top 75%)8845(Top 72%)8845(Top 890%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 61%
×21stories
+97ft-345ft

Overall

17189

Females

5845

F55-59

5845

5K→10K

3.1 - 6.2 mi

Top 61%
×5stories
+79ft-138ft

Overall

17298

Females

5883

F55-59

5883

10K→15K

6.2 - 9.3 mi

Top 61%
×3stories
+67ft-78ft

Overall

17189

Females

5845

F55-59

5845

15K→20K

9.3 - 12.4 mi

Top 64%
×5stories
+106ft-86ft

Overall

18240

Females

6475

F55-59

6475

20K→Half

12.4 - 13.1 mi

Top 65%
×2stories
+19ft-37ft

Overall

18405

Females

6582

F55-59

6582

Half→25K

13.1 - 15.5 mi

Top 74%
×4stories
+66ft-88ft

Overall

21078

Females

8141

F55-59

8141

25K→30K

15.5 - 18.6 mi

Top 78%
×9stories
+181ft-148ft

Overall

22231

Females

8891

F55-59

8891

30K→20M

18.6 - 20.0 mi

Top 74%
×5stories
+64ft-50ft

Overall

21152

Females

8442

F55-59

8442

20M→21M

20.0 - 21.0 mi

Top 88%
×8stories
+106ft-24ft

Overall

24913

Females

10522

F55-59

10522

21M→35K

21.0 - 21.8 mi

Top 74%
×7stories
+17ft-86ft

Overall

21060

Females

8535

F55-59

8535

35K→23M

21.8 - 23.0 mi

Top 85%
×5stories
+23ft-63ft

Overall

24207

Females

10202

F55-59

10202

23M→24M

23.0 - 24.0 mi

Top 78%
×6stories
+12ft-82ft

Overall

22139

Females

9206

F55-59

9206

24M→40K

24.0 - 24.9 mi

Top 85%
×1story
+6ft-20ft

Overall

24108

Females

10219

F55-59

10219

40K→25.2M

24.9 - 25.2 mi

Top 82%
×1story
+13ft-16ft

Overall

23210

Females

9761

F55-59

9761

25.2M→Finish

25.2 - 26.2 mi

Top 75%
×2stories
+22ft-21ft

Overall

21374

Females

8845

F55-59

8845

Passing Analysis

Category:
Athletes Passed
983
Passed By
4627
Net Change
-3644
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#17267
5K → 10K308290+18#17267#17249
10K → 15K204193+11#17249#17238
15K → 20K128327-199#17238#17437
20K → Half1664-48#17437#17485
Half → 25K47739-692#17485#18177
25K → 30K431159-1116#18177#19293
30K → 20M61249-188#19293#19481
20M → 21M11613-602#19481#20083
21M → 35K36114-78#20083#20161
35K → 23M25415-390#20161#20551
23M → 24M28145-117#20551#20668
24M → 40K16219-203#20668#20871
40K → 25.2M1552-37#20871#20908
25.2M → Finish4548-3#20908#20911
TOTALS9834627-3644
📊

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