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BOSTON MARATHON 2025

Mallory Rayner

VA

Bib: 15299 F

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

Ribbon color based on
FasterSteadySlower· vs. your average pace
Start
0:00
Race begins
469 ft elev
5K· 3.11 mi
6:50/mi
21:13
↑ 97↓ 3451.5%
220 ft elev
10K· 6.21 mi
7:02/mi
43:04
↑ 79↓ 1380.4%
157 ft elev
15K· 9.32 mi
7:24/mi
1:06:04
↑ 67↓ 78
146 ft elev
20K· 12.43 mi
8:41/mi
1:33:02
↑ 106↓ 860.1%
165 ft elev
Half· 13.11 mi
8:37/mi
1:38:55
↑ 19↓ 370.5%
148 ft elev
25K· 15.53 mi
10:26/mi
2:04:14
↑ 66↓ 880.2%
127 ft elev
30K· 18.64 mi
10:05/mi
2:35:35
↑ 181↓ 1480.2%
138 ft elev
20M
11:10/mi
2:50:46
↑ 64↓ 500.2%
148 ft elev
21M
9:50/mi
3:00:36
↑ 106↓ 241.6%
227 ft elev
35K· 21.75 mi
10:56/mi
3:08:47
↑ 17↓ 861.7%
156 ft elev
23M
10:36/mi
3:22:03
↑ 23↓ 630.6%
116 ft elev
24M
9:46/mi
3:31:49
↓ 821.3%
34 ft elev
40K· 24.85 mi
9:37/mi
3:40:02
↓ 200.3%
20 ft elev
25.2M
9:37/mi
3:43:21
↑ 13↓ 160.2%
18 ft elev
Finish· 26.22 mi
8:22/mi
3:51:53
↑ 22↓ 21
17 ft elev
Course Elevation
7–469 ft
≈
×2stacked redwood trees
•▲ 890 ft climb · ▼ 1342 ft descent

The Course

Half Splits

1st Half· via Half
1:38:557:33 /mi⚡ faster
2nd Half
2:12:5810:09 /mi+34.4%
Positive split — 34.4% slower in the second half
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Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:53:1821:136:5021:13
6:50
-
10K
6.21 mi11:15:0943:046:5621:51
7:02
+0:12
15K
9.32 mi11:38:091:06:047:0523:00
7:24
+0:22
20K
12.43 mi12:05:071:33:027:2926:58
8:41
+1:17
Half
13.11 mi12:11:001:38:557:335:53
8:37
-0:04
25K
15.53 mi12:36:192:04:148:0025:19
10:26
+1:49
30K
18.64 mi13:07:402:35:358:2131:21
10:05
-0:21
20M
20.00 mi13:22:512:50:468:3215:11
11:10
+1:05
21M
21.00 mi13:32:413:00:368:369:50
9:50
-1:20
35K
21.75 mi13:40:523:08:478:418:11
10:56
+1:06
23M
23.00 mi13:54:083:22:038:4713:16
10:36
-0:20
24M
24.00 mi14:03:543:31:498:509:46
9:46
-0:50
40K
24.85 mi14:12:073:40:028:518:13
9:37
-0:09
25.2M
25.20 mi14:15:263:43:218:523:19
9:37
0:00
Finish
26.22 mi14:23:583:51:538:518:32
8:22
-1:15

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

6:50 /mi

Average Pace

8:51 /mi

Slowest Pace

11:10 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

1:47:27

46% of race

Time at Steady Pace

1:02:29

27% of race

Time at Slower Pace

1:01:57

27% of race

Average Pace: 8:51 /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 mi10:53:1821:136:5021:13
6:50
#6577
10K
6.21 mi11:15:0943:046:5621:51
7:02
#7388
15K
9.32 mi11:38:091:06:047:0523:00
7:24
#8400
20K
12.43 mi12:05:071:33:027:2926:58
8:41
#11533
Half
13.11 mi12:11:001:38:557:335:53
8:37
#12050
25K
15.53 mi12:36:192:04:148:0025:19
10:26
#15525
30K
18.64 mi13:07:402:35:358:2131:21
10:05
#17122
20M
20.00 mi13:22:512:50:468:3215:11
11:10
#18023
21M
21.00 mi13:32:413:00:368:369:50
9:50
#18018
35K
21.75 mi13:40:523:08:478:418:11
10:56
#18419
23M
23.00 mi13:54:083:22:038:4713:16
10:36
#18788
24M
24.00 mi14:03:543:31:498:509:46
9:46
#18917
40K
24.85 mi14:12:073:40:028:518:13
9:37
#18904
25.2M
25.20 mi14:15:263:43:218:523:19
9:37
#18846
Finish
26.22 mi14:23:583:51:538:518:32
8:22
#18720
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF18-39Seg. OverallSeg. FemalesSeg. F18-39
5K3.11 mi3.11 mi65775885881094023492349
10K6.21 mi3.10 mi7388-811798-210798-210818410741074
15K9.32 mi3.11 mi8400-10121158-3601158-3601094023492349
20K12.43 mi3.11 mi11533-31332633-14752633-14751933070987098
Half13.11 mi0.68 mi12050-5172905-2722905-2721995074387438
25K15.53 mi2.42 mi15525-34754904-19994904-19992426398909890
30K18.64 mi3.11 mi17122-15975886-9825886-9822186987048704
20M20.00 mi1.36 mi18023-9016436-5506436-5502393699229922
21M21.00 mi1.00 mi18018+56444-86444-81764066116611
35K21.75 mi0.75 mi18419-4016689-2456689-245240841010610106
23M23.00 mi1.25 mi18788-3696932-2436932-2432226392059205
24M24.00 mi1.00 mi18917-1297028-967028-962061783988398
40K24.85 mi0.85 mi18904+137046-187046-181913877007700
25.2M25.20 mi0.35 mi18846+587020+267020+261528557265726
Finish26.22 mi1.02 mi18720+1266972+486972+481543857275727

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 39%
×21story building
+97ft-345ft

Overall

10940

Females

2349

F18-39

2349

5K→10K

3.1 - 6.2 mi

Top 29%
×5story building
+79ft-138ft

Overall

8184

Females

1074

F18-39

1074

10K→15K

6.2 - 9.3 mi

Top 39%
×3story building
+67ft-78ft

Overall

10940

Females

2349

F18-39

2349

15K→20K

9.3 - 12.4 mi

Top 68%
×5story building
+106ft-86ft

Overall

19330

Females

7098

F18-39

7098

20K→Half

12.4 - 13.1 mi

Top 70%
×2story building
+19ft-37ft

Overall

19950

Females

7438

F18-39

7438

Half→25K

13.1 - 15.5 mi

Top 85%
×4story building
+66ft-88ft

Overall

24263

Females

9890

F18-39

9890

25K→30K

15.5 - 18.6 mi

Top 77%
×9story building
+181ft-148ft

Overall

21869

Females

8704

F18-39

8704

30K→20M

18.6 - 20.0 mi

Top 84%
×5story building
+64ft-50ft

Overall

23936

Females

9922

F18-39

9922

20M→21M

20.0 - 21.0 mi

Top 62%
×8story building
+106ft-24ft

Overall

17640

Females

6611

F18-39

6611

21M→35K

21.0 - 21.8 mi

Top 85%
×7story building
+17ft-86ft

Overall

24084

Females

10106

F18-39

10106

35K→23M

21.8 - 23.0 mi

Top 78%
×5story building
+23ft-63ft

Overall

22263

Females

9205

F18-39

9205

23M→24M

23.0 - 24.0 mi

Top 73%
×6story building
+12ft-82ft

Overall

20617

Females

8398

F18-39

8398

24M→40K

24.0 - 24.9 mi

Top 67%
×1story
+6ft-20ft

Overall

19138

Females

7700

F18-39

7700

40K→25.2M

24.9 - 25.2 mi

Top 54%
×1story
+13ft-16ft

Overall

15285

Females

5726

F18-39

5726

25.2M→Finish

25.2 - 26.2 mi

Top 54%
×2story building
+22ft-21ft

Overall

15438

Females

5727

F18-39

5727

Passing Analysis

Category:
Athletes Passed
567
Passed By
12708
Net Change
-12143
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#6577
5K → 10K28839-811#6577#7388
10K → 15K191031-1012#7388#8400
15K → 20K43135-3133#8400#11533
20K → Half1518-517#11533#12050
Half → 25K53480-3475#12050#15525
25K → 30K291626-1597#15525#17122
30K → 20M18919-901#17122#18023
20M → 21M9085+5#18023#18018
21M → 35K14415-401#18018#18419
35K → 23M41410-369#18419#18788
23M → 24M31160-129#18788#18917
24M → 40K7865+13#18917#18904
40K → 25.2M624+58#18904#18846
25.2M → Finish14721+126#18846#18720
TOTALS56712708-12143

Passing Charts

Category:
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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