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BOSTON MARATHON 2025

Josephine Edgar

Bib: 30239•F

MN

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
29:23
Rank: #24092
Start → 5K
29:23 | 9:27/mi
10K· 6.21 mi
57:47
Rank: #23556 (+536)
5K → 10K
28:24 | 9:08/mi
15K· 9.32 mi
1:28:04
Rank: #23897 (-341)
10K → 15K
30:17 | 9:45/mi
20K· 12.43 mi
2:00:29
Rank: #24289 (-392)
15K → 20K
32:25 | 10:26/mi
Half· 13.11 mi
2:07:10
Rank: #24292 (-3)
20K → Half
6:41 | 9:48/mi
25K· 15.53 mi
2:32:14
Rank: #24246 (+46)
Half → 25K
25:04 | 10:20/mi
30K· 18.64 mi
3:09:06
Rank: #24544 (-298)
25K → 30K
36:52 | 11:52/mi
20M
3:25:05
Rank: #24592 (-48)
30K → 20M
15:59 | 11:46/mi
21M
3:37:24
Rank: #24576 (+16)
20M → 21M
12:19 | 12:19/mi
35K· 21.75 mi
3:45:39
Rank: #24582 (-6)
21M → 35K
8:15 | 11:02/mi
23M
4:00:19
Rank: #24592 (-10)
35K → 23M
14:40 | 11:43/mi
24M
4:11:46
Rank: #24599 (-7)
23M → 24M
11:27 | 11:27/mi
40K· 24.85 mi
4:21:51
Rank: #24607 (-8)
24M → 40K
10:05 | 11:48/mi
25.2M
4:26:21
Rank: #24631 (-24)
40K → 25.2M
4:30 | 13:03/mi
Finish· 26.22 mi
4:37:06
Rank: #24623 (+8)
25.2M → Finish
10:45 | 10:33/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time2:07:10
Pace9:42 /mi
2nd Half
Distance13.11 mi
Time2:29:56
Pace11:26 /mi
📊Positive Split: 17.9% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:50:5829:239:2729:23
9:27
-
10K
6.21 mi12:19:2257:479:1828:24
9:08
-0:19
15K
9.32 mi12:49:391:28:049:2730:17
9:45
+0:37
20K
12.43 mi13:22:042:00:299:4232:25
10:26
+0:41
Half
13.11 mi13:28:452:07:109:426:41
9:48
-0:38
25K
15.53 mi13:53:492:32:149:4825:04
10:20
+0:32
30K
18.64 mi14:30:413:09:0610:0936:52
11:52
+1:32
20M
20.00 mi14:46:403:25:0510:1515:59
11:46
-0:06
21M
21.00 mi14:58:593:37:2410:2112:19
12:19
+0:33
35K
21.75 mi15:07:143:45:3910:238:15
11:02
-1:17
23M
23.00 mi15:21:544:00:1910:2714:40
11:43
+0:41
24M
24.00 mi15:33:214:11:4610:2911:27
11:27
-0:16
40K
24.85 mi15:43:264:21:5110:3210:05
11:48
+0:21
25.2M
25.20 mi15:47:564:26:2110:344:30
13:03
+1:15
Finish
26.22 mi15:58:414:37:0610:3510:45
10:33
-2:30

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

9:08 /mi

Average Pace

10:35 /mi

Slowest Pace

13:03 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:32:14

55% of race

Time at Steady Pace

30:27

11% of race

Time at Slower Pace

1:34:25

34% of race

Average Pace: 10:34 /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 mi11:50:5829:239:2729:23
9:27
#24092
10K
6.21 mi12:19:2257:479:1828:24
9:08
#23556
15K
9.32 mi12:49:391:28:049:2730:17
9:45
#23897
20K
12.43 mi13:22:042:00:299:4232:25
10:26
#24289
Half
13.11 mi13:28:452:07:109:426:41
9:48
#24292
25K
15.53 mi13:53:492:32:149:4825:04
10:20
#24246
30K
18.64 mi14:30:413:09:0610:0936:52
11:52
#24544
20M
20.00 mi14:46:403:25:0510:1515:59
11:46
#24592
21M
21.00 mi14:58:593:37:2410:2112:19
12:19
#24576
35K
21.75 mi15:07:143:45:3910:238:15
11:02
#24582
23M
23.00 mi15:21:544:00:1910:2714:40
11:43
#24592
24M
24.00 mi15:33:214:11:4610:2911:27
11:27
#24599
40K
24.85 mi15:43:264:21:5110:3210:05
11:48
#24607
25.2M
25.20 mi15:47:564:26:2110:344:30
13:03
#24631
Finish
26.22 mi15:58:414:37:0610:3510:45
10:33
#24623
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF18-39Seg. OverallSeg. FemalesSeg. F18-39
5K3.11 mi3.11 mi240929746974624408(Top 86%)9901(Top 81%)9901(Top 181%)
10K6.21 mi3.10 mi23556+5369458+2889458+28822953(Top 81%)9106(Top 74%)9106(Top 167%)
15K9.32 mi3.11 mi23897-3419619-1619619-16124408(Top 86%)9901(Top 81%)9901(Top 181%)
20K12.43 mi3.11 mi24289-3929857-2389857-23825077(Top 88%)10306(Top 84%)10306(Top 188%)
Half13.11 mi0.68 mi24292-39863-69863-624339(Top 86%)9901(Top 81%)9901(Top 181%)
25K15.53 mi2.42 mi24246+469848+159848+1524031(Top 85%)9760(Top 80%)9760(Top 178%)
30K18.64 mi3.11 mi24544-29810027-17910027-17925398(Top 89%)10617(Top 87%)10617(Top 194%)
20M20.00 mi1.36 mi24592-4810068-4110068-4124924(Top 88%)10432(Top 85%)10432(Top 191%)
21M21.00 mi1.00 mi24576+1610079-1110079-1124104(Top 85%)10087(Top 82%)10087(Top 184%)
35K21.75 mi0.75 mi24582-610086-710086-724225(Top 85%)10182(Top 83%)10182(Top 186%)
23M23.00 mi1.25 mi24592-1010112-2610112-2624614(Top 87%)10402(Top 85%)10402(Top 190%)
24M24.00 mi1.00 mi24599-710129-1710129-1724795(Top 87%)10534(Top 86%)10534(Top 193%)
40K24.85 mi0.85 mi24607-810142-1310142-1324607(Top 87%)10479(Top 86%)10479(Top 192%)
25.2M25.20 mi0.35 mi24631-2410161-1910161-1925064(Top 88%)10719(Top 88%)10719(Top 196%)
Finish26.22 mi1.02 mi24623+810165-410165-424364(Top 86%)10341(Top 85%)10341(Top 189%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 86%
×21stories
+97ft-345ft

Overall

24408

Females

9901

F18-39

9901

5K→10K

3.1 - 6.2 mi

Top 81%
×5stories
+79ft-138ft

Overall

22953

Females

9106

F18-39

9106

10K→15K

6.2 - 9.3 mi

Top 86%
×3stories
+67ft-78ft

Overall

24408

Females

9901

F18-39

9901

15K→20K

9.3 - 12.4 mi

Top 88%
×5stories
+106ft-86ft

Overall

25077

Females

10306

F18-39

10306

20K→Half

12.4 - 13.1 mi

Top 86%
×2stories
+19ft-37ft

Overall

24339

Females

9901

F18-39

9901

Half→25K

13.1 - 15.5 mi

Top 85%
×4stories
+66ft-88ft

Overall

24031

Females

9760

F18-39

9760

25K→30K

15.5 - 18.6 mi

Top 89%
×9stories
+181ft-148ft

Overall

25398

Females

10617

F18-39

10617

30K→20M

18.6 - 20.0 mi

Top 88%
×5stories
+64ft-50ft

Overall

24924

Females

10432

F18-39

10432

20M→21M

20.0 - 21.0 mi

Top 85%
×8stories
+106ft-24ft

Overall

24104

Females

10087

F18-39

10087

21M→35K

21.0 - 21.8 mi

Top 85%
×7stories
+17ft-86ft

Overall

24225

Females

10182

F18-39

10182

35K→23M

21.8 - 23.0 mi

Top 87%
×5stories
+23ft-63ft

Overall

24614

Females

10402

F18-39

10402

23M→24M

23.0 - 24.0 mi

Top 87%
×6stories
+12ft-82ft

Overall

24795

Females

10534

F18-39

10534

24M→40K

24.0 - 24.9 mi

Top 87%
×1story
+6ft-20ft

Overall

24607

Females

10479

F18-39

10479

40K→25.2M

24.9 - 25.2 mi

Top 88%
×1story
+13ft-16ft

Overall

25064

Females

10719

F18-39

10719

25.2M→Finish

25.2 - 26.2 mi

Top 86%
×2stories
+22ft-21ft

Overall

24364

Females

10341

F18-39

10341

Passing Analysis

Category:
Athletes Passed
1227
Passed By
1758
Net Change
-531
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#24092
5K → 10K59559+536#24092#23556
10K → 15K76417-341#23556#23897
15K → 20K43435-392#23897#24289
20K → Half2225-3#24289#24292
Half → 25K13690+46#24292#24246
25K → 30K53351-298#24246#24544
30K → 20M3785-48#24544#24592
20M → 21M6751+16#24592#24576
21M → 35K2834-6#24576#24582
35K → 23M5767-10#24582#24592
23M → 24M4148-7#24592#24599
24M → 40K2836-8#24599#24607
40K → 25.2M1034-24#24607#24631
25.2M → Finish3426+8#24631#24623
TOTALS12271758-531
📊

Passing Visuals

Category:

📈Position Graph

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🎨Heatmap Timeline

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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