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BOSTON MARATHON 2025

Jessica Murdock

Bib: 18314•F

ID

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

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
25:43
Rank: #18586
Start → 5K
25:43 | 8:17/mi
10K· 6.21 mi
51:45
Rank: #18803 (-217)
5K → 10K
26:02 | 8:23/mi
15K· 9.32 mi
1:18:28
Rank: #19151 (-348)
10K → 15K
26:43 | 8:36/mi
20K· 12.43 mi
1:46:54
Rank: #19877 (-726)
15K → 20K
28:26 | 9:09/mi
Half· 13.11 mi
1:53:02
Rank: #19984 (-107)
20K → Half
6:08 | 8:59/mi
25K· 15.53 mi
2:16:38
Rank: #20611 (-627)
Half → 25K
23:36 | 9:44/mi
30K· 18.64 mi
2:50:20
Rank: #21481 (-870)
25K → 30K
33:42 | 10:51/mi
20M
3:04:54
Rank: #21662 (-181)
30K → 20M
14:34 | 10:43/mi
21M
3:16:45
Rank: #21799 (-137)
20M → 21M
11:51 | 11:51/mi
35K· 21.75 mi
3:24:57
Rank: #21915 (-116)
21M → 35K
8:12 | 10:58/mi
23M
3:40:31
Rank: #22242 (-327)
35K → 23M
15:34 | 12:26/mi
24M
3:50:46
Rank: #22231 (+11)
23M → 24M
10:15 | 10:15/mi
40K· 24.85 mi
4:00:38
Rank: #22324 (-93)
24M → 40K
9:52 | 11:32/mi
25.2M
4:05:24
Rank: #22410 (-86)
40K → 25.2M
4:46 | 13:49/mi
Finish· 26.22 mi
4:16:39
Rank: #22556 (-146)
25.2M → Finish
11:15 | 11:02/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:53:02
Pace8:37 /mi
2nd Half
Distance13.11 mi
Time2:23:37
Pace10:57 /mi
📊Positive Split: 27.1% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:21:3725:438:1725:43
8:17
-
10K
6.21 mi11:47:3951:458:2026:02
8:23
+0:06
15K
9.32 mi12:14:221:18:288:2526:43
8:36
+0:13
20K
12.43 mi12:42:481:46:548:3628:26
9:09
+0:33
Half
13.11 mi12:48:561:53:028:376:08
8:59
-0:10
25K
15.53 mi13:12:322:16:388:4823:36
9:44
+0:45
30K
18.64 mi13:46:142:50:209:0833:42
10:51
+1:07
20M
20.00 mi14:00:483:04:549:1514:34
10:43
-0:08
21M
21.00 mi14:12:393:16:459:2211:51
11:51
+1:08
35K
21.75 mi14:20:513:24:579:258:12
10:58
-0:53
23M
23.00 mi14:36:253:40:319:3515:34
12:26
+1:28
24M
24.00 mi14:46:403:50:469:3710:15
10:15
-2:11
40K
24.85 mi14:56:324:00:389:419:52
11:32
+1:17
25.2M
25.20 mi15:01:184:05:249:444:46
13:49
+2:17
Finish
26.22 mi15:12:334:16:399:4811:15
11:02
-2:47

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

8:17 /mi

Average Pace

9:48 /mi

Slowest Pace

13:49 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:16:38

53% of race

Time at Steady Pace

1:17:58

30% of race

Time at Slower Pace

42:03

16% of race

Average Pace: 9:47 /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 mi11:21:3725:438:1725:43
8:17
#18586
10K
6.21 mi11:47:3951:458:2026:02
8:23
#18803
15K
9.32 mi12:14:221:18:288:2526:43
8:36
#19151
20K
12.43 mi12:42:481:46:548:3628:26
9:09
#19877
Half
13.11 mi12:48:561:53:028:376:08
8:59
#19984
25K
15.53 mi13:12:322:16:388:4823:36
9:44
#20611
30K
18.64 mi13:46:142:50:209:0833:42
10:51
#21481
20M
20.00 mi14:00:483:04:549:1514:34
10:43
#21662
21M
21.00 mi14:12:393:16:459:2211:51
11:51
#21799
35K
21.75 mi14:20:513:24:579:258:12
10:58
#21915
23M
23.00 mi14:36:253:40:319:3515:34
12:26
#22242
24M
24.00 mi14:46:403:50:469:3710:15
10:15
#22231
40K
24.85 mi14:56:324:00:389:419:52
11:32
#22324
25.2M
25.20 mi15:01:184:05:249:444:46
13:49
#22410
Finish
26.22 mi15:12:334:16:399:4811:15
11:02
#22556
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF18-39Seg. OverallSeg. FemalesSeg. F18-39
5K3.11 mi3.11 mi185866678667819935(Top 70%)7411(Top 61%)7411(Top 136%)
10K6.21 mi3.10 mi18803-2176798-1206798-12019082(Top 67%)6933(Top 57%)6933(Top 127%)
15K9.32 mi3.11 mi19151-3486989-1916989-19119935(Top 70%)7411(Top 61%)7411(Top 136%)
20K12.43 mi3.11 mi19877-7267408-4197408-41921697(Top 76%)8429(Top 69%)8429(Top 154%)
Half13.11 mi0.68 mi19984-1077468-607468-6021837(Top 77%)8509(Top 70%)8509(Top 156%)
25K15.53 mi2.42 mi20611-6277831-3637831-36322591(Top 80%)8978(Top 73%)8978(Top 164%)
30K18.64 mi3.11 mi21481-8708349-5188349-51823708(Top 83%)9709(Top 79%)9709(Top 178%)
20M20.00 mi1.36 mi21662-1818448-998448-9923002(Top 81%)9421(Top 77%)9421(Top 172%)
21M21.00 mi1.00 mi21799-1378552-1048552-10423323(Top 82%)9665(Top 79%)9665(Top 177%)
35K21.75 mi0.75 mi21915-1168633-818633-8124122(Top 85%)10125(Top 83%)10125(Top 185%)
23M23.00 mi1.25 mi22242-3278854-2218854-22125720(Top 91%)10962(Top 90%)10962(Top 200%)
24M24.00 mi1.00 mi22231+118876-228876-2222098(Top 78%)9186(Top 75%)9186(Top 168%)
40K24.85 mi0.85 mi22324-938935-598935-5924214(Top 85%)10274(Top 84%)10274(Top 188%)
25.2M25.20 mi0.35 mi22410-868996-618996-6126098(Top 92%)11225(Top 92%)11225(Top 205%)
Finish26.22 mi1.02 mi22556-1469091-959091-9525451(Top 90%)10883(Top 89%)10883(Top 199%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 70%
×21stories
+97ft-345ft

Overall

19935

Females

7411

F18-39

7411

5K→10K

3.1 - 6.2 mi

Top 67%
×5stories
+79ft-138ft

Overall

19082

Females

6933

F18-39

6933

10K→15K

6.2 - 9.3 mi

Top 70%
×3stories
+67ft-78ft

Overall

19935

Females

7411

F18-39

7411

15K→20K

9.3 - 12.4 mi

Top 76%
×5stories
+106ft-86ft

Overall

21697

Females

8429

F18-39

8429

20K→Half

12.4 - 13.1 mi

Top 77%
×2stories
+19ft-37ft

Overall

21837

Females

8509

F18-39

8509

Half→25K

13.1 - 15.5 mi

Top 80%
×4stories
+66ft-88ft

Overall

22591

Females

8978

F18-39

8978

25K→30K

15.5 - 18.6 mi

Top 83%
×9stories
+181ft-148ft

Overall

23708

Females

9709

F18-39

9709

30K→20M

18.6 - 20.0 mi

Top 81%
×5stories
+64ft-50ft

Overall

23002

Females

9421

F18-39

9421

20M→21M

20.0 - 21.0 mi

Top 82%
×8stories
+106ft-24ft

Overall

23323

Females

9665

F18-39

9665

21M→35K

21.0 - 21.8 mi

Top 85%
×7stories
+17ft-86ft

Overall

24122

Females

10125

F18-39

10125

35K→23M

21.8 - 23.0 mi

Top 91%
×5stories
+23ft-63ft

Overall

25720

Females

10962

F18-39

10962

23M→24M

23.0 - 24.0 mi

Top 78%
×6stories
+12ft-82ft

Overall

22098

Females

9186

F18-39

9186

24M→40K

24.0 - 24.9 mi

Top 85%
×1story
+6ft-20ft

Overall

24214

Females

10274

F18-39

10274

40K→25.2M

24.9 - 25.2 mi

Top 92%
×1story
+13ft-16ft

Overall

26098

Females

11225

F18-39

11225

25.2M→Finish

25.2 - 26.2 mi

Top 90%
×2stories
+22ft-21ft

Overall

25451

Females

10883

F18-39

10883

Passing Analysis

Category:
Athletes Passed
650
Passed By
4620
Net Change
-3970
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#18586
5K → 10K171388-217#18586#18803
10K → 15K100448-348#18803#19151
15K → 20K51777-726#19151#19877
20K → Half8115-107#19877#19984
Half → 25K38665-627#19984#20611
25K → 30K56926-870#20611#21481
30K → 20M47228-181#21481#21662
20M → 21M43180-137#21662#21799
21M → 35K17133-116#21799#21915
35K → 23M31358-327#21915#22242
23M → 24M5645+11#22242#22231
24M → 40K16109-93#22231#22324
40K → 25.2M389-86#22324#22410
25.2M → Finish13159-146#22410#22556
TOTALS6504620-3970
📊

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