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BOSTON MARATHON 2025

Mallory Kilmer

Bib: 31087•F

NY

0:00
0:00
/ mi
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Overall
#0 / 28404
Gender (Female)
#0 / 12228
Top 42%
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
26:32
Rank: #20134
Start → 5K
26:32 | 8:32/mi
10K· 6.21 mi
52:32
Rank: #19556 (+578)
5K → 10K
26:00 | 8:22/mi
15K· 9.32 mi
1:18:01
Rank: #18856 (+700)
10K → 15K
25:29 | 8:12/mi
20K· 12.43 mi
1:43:41
Rank: #18267 (+589)
15K → 20K
25:40 | 8:16/mi
Half· 13.11 mi
1:49:13
Rank: #18173 (+94)
20K → Half
5:32 | 8:07/mi
25K· 15.53 mi
2:09:05
Rank: #17637 (+536)
Half → 25K
19:52 | 8:12/mi
30K· 18.64 mi
2:35:04
Rank: #16944 (+693)
25K → 30K
25:59 | 8:22/mi
20M
2:46:23
Rank: #16629 (+315)
30K → 20M
11:19 | 8:20/mi
21M
2:55:02
Rank: #16297 (+332)
20M → 21M
8:39 | 8:39/mi
35K· 21.75 mi
3:01:10
Rank: #16171 (+126)
21M → 35K
6:08 | 8:12/mi
23M
3:11:45
Rank: #15934 (+237)
35K → 23M
10:35 | 8:27/mi
24M
3:20:00
Rank: #15782 (+152)
23M → 24M
8:15 | 8:15/mi
40K· 24.85 mi
3:27:10
Rank: #15645 (+137)
24M → 40K
7:10 | 8:23/mi
25.2M
3:30:18
Rank: #15595 (+50)
40K → 25.2M
3:08 | 9:05/mi
Finish· 26.22 mi
3:38:22
Rank: #15458 (+137)
25.2M → Finish
8:04 | 7:55/mi

The Course

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Half Splits

1st Half· via Half⚖️ Balanced
Distance13.11 mi
Time1:49:13
Pace8:20 /mi
2nd Half⚖️ Balanced
Distance13.11 mi
Time1:49:09
Pace8:20 /mi
📊Even Split: Consistent pacing between halves

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:49:0126:328:3226:32
8:32
-
10K
6.21 mi12:15:0152:328:2726:00
8:22
-0:10
15K
9.32 mi12:40:301:18:018:2225:29
8:12
-0:10
20K
12.43 mi13:06:101:43:418:2125:40
8:16
+0:04
Half
13.11 mi13:11:421:49:138:205:32
8:07
-0:09
25K
15.53 mi13:31:342:09:058:1919:52
8:12
+0:05
30K
18.64 mi13:57:332:35:048:1925:59
8:22
+0:10
20M
20.00 mi14:08:522:46:238:1911:19
8:20
-0:02
21M
21.00 mi14:17:312:55:028:208:39
8:39
+0:19
35K
21.75 mi14:23:393:01:108:206:08
8:12
-0:27
23M
23.00 mi14:34:143:11:458:2010:35
8:27
+0:15
24M
24.00 mi14:42:293:20:008:208:15
8:15
-0:12
40K
24.85 mi14:49:393:27:108:207:10
8:23
+0:08
25.2M
25.20 mi14:52:473:30:188:213:08
9:05
+0:42
Finish
26.22 mi15:00:513:38:228:208:04
7:55
-1:10

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

7:55 /mi

Average Pace

8:20 /mi

Slowest Pace

9:05 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

3:35:14

99% of race

Time at Steady Pace

3:08

1% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 8:20 /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 mi11:49:0126:328:3226:32
8:32
#20134
10K
6.21 mi12:15:0152:328:2726:00
8:22
#19556
15K
9.32 mi12:40:301:18:018:2225:29
8:12
#18856
20K
12.43 mi13:06:101:43:418:2125:40
8:16
#18267
Half
13.11 mi13:11:421:49:138:205:32
8:07
#18173
25K
15.53 mi13:31:342:09:058:1919:52
8:12
#17637
30K
18.64 mi13:57:332:35:048:1925:59
8:22
#16944
20M
20.00 mi14:08:522:46:238:1911:19
8:20
#16629
21M
21.00 mi14:17:312:55:028:208:39
8:39
#16297
35K
21.75 mi14:23:393:01:108:206:08
8:12
#16171
23M
23.00 mi14:34:143:11:458:2010:35
8:27
#15934
24M
24.00 mi14:42:293:20:008:208:15
8:15
#15782
40K
24.85 mi14:49:393:27:108:207:10
8:23
#15645
25.2M
25.20 mi14:52:473:30:188:213:08
9:05
#15595
Finish
26.22 mi15:00:513:38:228:208:04
7:55
#15458
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF18-39Seg. OverallSeg. FemalesSeg. F18-39
5K3.11 mi3.11 mi201347575757517409(Top 61%)5958(Top 49%)5958(Top 109%)
10K6.21 mi3.10 mi19556+5787212+3637212+36318994(Top 67%)6875(Top 56%)6875(Top 126%)
15K9.32 mi3.11 mi18856+7006827+3856827+38517409(Top 61%)5958(Top 49%)5958(Top 109%)
20K12.43 mi3.11 mi18267+5896495+3326495+33216703(Top 59%)5604(Top 46%)5604(Top 102%)
Half13.11 mi0.68 mi18173+946441+546441+5416706(Top 59%)5581(Top 46%)5581(Top 102%)
25K15.53 mi2.42 mi17637+5366140+3016140+30115297(Top 54%)4899(Top 40%)4899(Top 90%)
30K18.64 mi3.11 mi16944+6935780+3605780+36013935(Top 49%)4333(Top 35%)4333(Top 79%)
20M20.00 mi1.36 mi16629+3155625+1555625+15512710(Top 45%)3820(Top 31%)3820(Top 70%)
21M21.00 mi1.00 mi16297+3325467+1585467+15811421(Top 40%)3322(Top 27%)3322(Top 61%)
35K21.75 mi0.75 mi16171+1265421+465421+4613678(Top 48%)4525(Top 37%)4525(Top 83%)
23M23.00 mi1.25 mi15934+2375331+905331+9013048(Top 46%)4305(Top 35%)4305(Top 79%)
24M24.00 mi1.00 mi15782+1525259+725259+7212955(Top 46%)4305(Top 35%)4305(Top 79%)
40K24.85 mi0.85 mi15645+1375205+545205+5412733(Top 45%)4307(Top 35%)4307(Top 79%)
25.2M25.20 mi0.35 mi15595+505189+165189+1612392(Top 44%)4191(Top 34%)4191(Top 77%)
Finish26.22 mi1.02 mi15458+1375136+535136+5312344(Top 43%)4114(Top 34%)4114(Top 75%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 61%
×21stories
+97ft-345ft

Overall

17409

Females

5958

F18-39

5958

5K→10K

3.1 - 6.2 mi

Top 67%
×5stories
+79ft-138ft

Overall

18994

Females

6875

F18-39

6875

10K→15K

6.2 - 9.3 mi

Top 61%
×3stories
+67ft-78ft

Overall

17409

Females

5958

F18-39

5958

15K→20K

9.3 - 12.4 mi

Top 59%
×5stories
+106ft-86ft

Overall

16703

Females

5604

F18-39

5604

20K→Half

12.4 - 13.1 mi

Top 59%
×2stories
+19ft-37ft

Overall

16706

Females

5581

F18-39

5581

Half→25K

13.1 - 15.5 mi

Top 54%
×4stories
+66ft-88ft

Overall

15297

Females

4899

F18-39

4899

25K→30K

15.5 - 18.6 mi

Top 49%
×9stories
+181ft-148ft

Overall

13935

Females

4333

F18-39

4333

30K→20M

18.6 - 20.0 mi

Top 45%
×5stories
+64ft-50ft

Overall

12710

Females

3820

F18-39

3820

20M→21M

20.0 - 21.0 mi

Top 40%
×8stories
+106ft-24ft

Overall

11421

Females

3322

F18-39

3322

21M→35K

21.0 - 21.8 mi

Top 48%
×7stories
+17ft-86ft

Overall

13678

Females

4525

F18-39

4525

35K→23M

21.8 - 23.0 mi

Top 46%
×5stories
+23ft-63ft

Overall

13048

Females

4305

F18-39

4305

23M→24M

23.0 - 24.0 mi

Top 46%
×6stories
+12ft-82ft

Overall

12955

Females

4305

F18-39

4305

24M→40K

24.0 - 24.9 mi

Top 45%
×1story
+6ft-20ft

Overall

12733

Females

4307

F18-39

4307

40K→25.2M

24.9 - 25.2 mi

Top 44%
×1story
+13ft-16ft

Overall

12392

Females

4191

F18-39

4191

25.2M→Finish

25.2 - 26.2 mi

Top 43%
×2stories
+22ft-21ft

Overall

12344

Females

4114

F18-39

4114

Passing Analysis

Category:
Athletes Passed
4872
Passed By
196
Net Change
+4676
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#20134
5K → 10K66688+578#20134#19556
10K → 15K71616+700#19556#18856
15K → 20K60314+589#18856#18267
20K → Half995+94#18267#18173
Half → 25K5426+536#18173#17637
25K → 30K6996+693#17637#16944
30K → 20M3238+315#16944#16629
20M → 21M3331+332#16629#16297
21M → 35K1337+126#16297#16171
35K → 23M2436+237#16171#15934
23M → 24M1608+152#15934#15782
24M → 40K15518+137#15782#15645
40K → 25.2M533+50#15645#15595
25.2M → Finish14710+137#15595#15458
TOTALS4872196+4676
📊

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