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BOSTON MARATHON 2025

Kelly Davis

Bib: 23969•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 (F50-54)
#0 / 1303
Race Day Weather
50°/40°F
broken clouds

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
27:27
Rank: #21697
Start → 5K
27:27 | 8:50/mi
10K· 6.21 mi
55:10
Rank: #21859 (-162)
5K → 10K
27:43 | 8:55/mi
15K· 9.32 mi
1:22:45
Rank: #21702 (+157)
10K → 15K
27:35 | 8:53/mi
20K· 12.43 mi
1:51:37
Rank: #21851 (-149)
15K → 20K
28:52 | 9:17/mi
Half· 13.11 mi
1:57:25
Rank: #21724 (+127)
20K → Half
5:48 | 8:30/mi
25K· 15.53 mi
2:20:17
Rank: #21699 (+25)
Half → 25K
22:52 | 9:26/mi
30K· 18.64 mi
2:51:51
Rank: #21847 (-148)
25K → 30K
31:34 | 10:10/mi
20M
3:05:10
Rank: #21713 (+134)
30K → 20M
13:19 | 9:48/mi
21M
3:15:41
Rank: #21601 (+112)
20M → 21M
10:31 | 10:31/mi
35K· 21.75 mi
3:23:05
Rank: #21608 (-7)
21M → 35K
7:24 | 9:53/mi
23M
3:34:05
Rank: #21260 (+348)
35K → 23M
11:00 | 8:47/mi
24M
3:43:22
Rank: #21157 (+103)
23M → 24M
9:17 | 9:17/mi
40K· 24.85 mi
3:51:12
Rank: #21007 (+150)
24M → 40K
7:50 | 9:10/mi
25.2M
3:54:42
Rank: #20947 (+60)
40K → 25.2M
3:30 | 10:09/mi
Finish· 26.22 mi
4:03:32
Rank: #20835 (+112)
25.2M → Finish
8:50 | 8:40/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:57:25
Pace8:57 /mi
2nd Half
Distance13.11 mi
Time2:06:07
Pace9:37 /mi
📊Positive Split: 7.4% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:26:1327:278:5027:27
8:50
-
10K
6.21 mi11:53:5655:108:5327:43
8:55
+0:05
15K
9.32 mi12:21:311:22:458:5327:35
8:53
-0:02
20K
12.43 mi12:50:231:51:378:5928:52
9:17
+0:24
Half
13.11 mi12:56:111:57:258:575:48
8:30
-0:47
25K
15.53 mi13:19:032:20:179:0222:52
9:26
+0:56
30K
18.64 mi13:50:372:51:519:1331:34
10:10
+0:44
20M
20.00 mi14:03:563:05:109:1513:19
9:48
-0:22
21M
21.00 mi14:14:273:15:419:1910:31
10:31
+0:43
35K
21.75 mi14:21:513:23:059:207:24
9:53
-0:38
23M
23.00 mi14:32:513:34:059:1811:00
8:47
-1:06
24M
24.00 mi14:42:083:43:229:189:17
9:17
+0:30
40K
24.85 mi14:49:583:51:129:187:50
9:10
-0:07
25.2M
25.20 mi14:53:283:54:429:193:30
10:09
+0:59
Finish
26.22 mi15:02:184:03:329:188:50
8:40
-1:29

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

8:30 /mi

Average Pace

9:18 /mi

Slowest Pace

10:31 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

1:48:23

45% of race

Time at Steady Pace

1:08:51

28% of race

Time at Slower Pace

1:06:18

27% of race

Average Pace: 9:17 /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 mi11:26:1327:278:5027:27
8:50
#21697
10K
6.21 mi11:53:5655:108:5327:43
8:55
#21859
15K
9.32 mi12:21:311:22:458:5327:35
8:53
#21702
20K
12.43 mi12:50:231:51:378:5928:52
9:17
#21851
Half
13.11 mi12:56:111:57:258:575:48
8:30
#21724
25K
15.53 mi13:19:032:20:179:0222:52
9:26
#21699
30K
18.64 mi13:50:372:51:519:1331:34
10:10
#21847
20M
20.00 mi14:03:563:05:109:1513:19
9:48
#21713
21M
21.00 mi14:14:273:15:419:1910:31
10:31
#21601
35K
21.75 mi14:21:513:23:059:207:24
9:53
#21608
23M
23.00 mi14:32:513:34:059:1811:00
8:47
#21260
24M
24.00 mi14:42:083:43:229:189:17
9:17
#21157
40K
24.85 mi14:49:583:51:129:187:50
9:10
#21007
25.2M
25.20 mi14:53:283:54:429:193:30
10:09
#20947
Finish
26.22 mi15:02:184:03:329:188:50
8:40
#20835
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF50-54Seg. OverallSeg. FemalesSeg. F50-54
5K3.11 mi3.11 mi216978459845921461(Top 76%)8256(Top 68%)8256(Top 634%)
10K6.21 mi3.10 mi21859-1628528-698528-6922048(Top 78%)8621(Top 71%)8621(Top 662%)
15K9.32 mi3.11 mi21702+1578435+938435+9321461(Top 76%)8256(Top 68%)8256(Top 634%)
20K12.43 mi3.11 mi21851-1498523-888523-8822246(Top 78%)8720(Top 71%)8720(Top 669%)
Half13.11 mi0.68 mi21724+1278451+728451+7219292(Top 68%)7083(Top 58%)7083(Top 544%)
25K15.53 mi2.42 mi21699+258441+108441+1021654(Top 76%)8455(Top 69%)8455(Top 649%)
30K18.64 mi3.11 mi21847-1488536-958536-9522090(Top 78%)8812(Top 72%)8812(Top 676%)
20M20.00 mi1.36 mi21713+1348473+638473+6320314(Top 72%)7972(Top 65%)7972(Top 612%)
21M21.00 mi1.00 mi21601+1128447+268447+2620076(Top 71%)7954(Top 65%)7954(Top 610%)
35K21.75 mi0.75 mi21608-78460-138460-1321604(Top 76%)8827(Top 72%)8827(Top 677%)
23M23.00 mi1.25 mi21260+3488303+1578303+15715072(Top 53%)5384(Top 44%)5384(Top 413%)
24M24.00 mi1.00 mi21157+1038269+348269+3418773(Top 66%)7430(Top 61%)7430(Top 570%)
40K24.85 mi0.85 mi21007+1508211+588211+5817218(Top 61%)6713(Top 55%)6713(Top 515%)
25.2M25.20 mi0.35 mi20947+608181+308181+3017771(Top 63%)7023(Top 57%)7023(Top 539%)
Finish26.22 mi1.02 mi20835+1128134+478134+4717333(Top 61%)6736(Top 55%)6736(Top 517%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 76%
×21stories
+97ft-345ft

Overall

21461

Females

8256

F50-54

8256

5K→10K

3.1 - 6.2 mi

Top 78%
×5stories
+79ft-138ft

Overall

22048

Females

8621

F50-54

8621

10K→15K

6.2 - 9.3 mi

Top 76%
×3stories
+67ft-78ft

Overall

21461

Females

8256

F50-54

8256

15K→20K

9.3 - 12.4 mi

Top 78%
×5stories
+106ft-86ft

Overall

22246

Females

8720

F50-54

8720

20K→Half

12.4 - 13.1 mi

Top 68%
×2stories
+19ft-37ft

Overall

19292

Females

7083

F50-54

7083

Half→25K

13.1 - 15.5 mi

Top 76%
×4stories
+66ft-88ft

Overall

21654

Females

8455

F50-54

8455

25K→30K

15.5 - 18.6 mi

Top 78%
×9stories
+181ft-148ft

Overall

22090

Females

8812

F50-54

8812

30K→20M

18.6 - 20.0 mi

Top 72%
×5stories
+64ft-50ft

Overall

20314

Females

7972

F50-54

7972

20M→21M

20.0 - 21.0 mi

Top 71%
×8stories
+106ft-24ft

Overall

20076

Females

7954

F50-54

7954

21M→35K

21.0 - 21.8 mi

Top 76%
×7stories
+17ft-86ft

Overall

21604

Females

8827

F50-54

8827

35K→23M

21.8 - 23.0 mi

Top 53%
×5stories
+23ft-63ft

Overall

15072

Females

5384

F50-54

5384

23M→24M

23.0 - 24.0 mi

Top 66%
×6stories
+12ft-82ft

Overall

18773

Females

7430

F50-54

7430

24M→40K

24.0 - 24.9 mi

Top 61%
×1story
+6ft-20ft

Overall

17218

Females

6713

F50-54

6713

40K→25.2M

24.9 - 25.2 mi

Top 63%
×1story
+13ft-16ft

Overall

17771

Females

7023

F50-54

7023

25.2M→Finish

25.2 - 26.2 mi

Top 61%
×2stories
+22ft-21ft

Overall

17333

Females

6736

F50-54

6736

Passing Analysis

Category:
Athletes Passed
2203
Passed By
1341
Net Change
+862
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#21697
5K → 10K199361-162#21697#21859
10K → 15K287130+157#21859#21702
15K → 20K146295-149#21702#21851
20K → Half1281+127#21851#21724
Half → 25K159134+25#21724#21699
25K → 30K143291-148#21699#21847
30K → 20M16329+134#21847#21713
20M → 21M14331+112#21713#21601
21M → 35K3845-7#21601#21608
35K → 23M3524+348#21608#21260
23M → 24M1107+103#21260#21157
24M → 40K1533+150#21157#21007
40K → 25.2M677+60#21007#20947
25.2M → Finish1153+112#20947#20835
TOTALS22031341+862
📊

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