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BOSTON MARATHON 2025

Alyssa Buckner

Bib: 18045•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
28:02
Rank: #22518
Start → 5K
28:02 | 9:01/mi
10K· 6.21 mi
56:04
Rank: #22522 (-4)
5K → 10K
28:02 | 9:01/mi
15K· 9.32 mi
1:23:50
Rank: #22250 (+272)
10K → 15K
27:46 | 8:56/mi
20K· 12.43 mi
1:51:36
Rank: #21841 (+409)
15K → 20K
27:46 | 8:56/mi
Half· 13.11 mi
1:57:31
Rank: #21766 (+75)
20K → Half
5:55 | 8:40/mi
25K· 15.53 mi
2:20:14
Rank: #21685 (+81)
Half → 25K
22:43 | 9:22/mi
30K· 18.64 mi
2:48:31
Rank: #21060 (+625)
25K → 30K
28:17 | 9:06/mi
20M
3:00:47
Rank: #20751 (+309)
30K → 20M
12:16 | 9:02/mi
21M
3:10:59
Rank: #20623 (+128)
20M → 21M
10:12 | 10:12/mi
35K· 21.75 mi
3:18:13
Rank: #20629 (-6)
21M → 35K
7:14 | 9:40/mi
23M
3:29:54
Rank: #20491 (+138)
35K → 23M
11:41 | 9:20/mi
24M
3:39:00
Rank: #20406 (+85)
23M → 24M
9:06 | 9:06/mi
40K· 24.85 mi
3:47:02
Rank: #20333 (+73)
24M → 40K
8:02 | 9:24/mi
25.2M
3:50:21
Rank: #20272 (+61)
40K → 25.2M
3:19 | 9:37/mi
Finish· 26.22 mi
3:58:56
Rank: #20148 (+124)
25.2M → Finish
8:35 | 8:25/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:57:31
Pace8:58 /mi
2nd Half
Distance13.11 mi
Time2:01:25
Pace9:16 /mi
📊Positive Split: 3.3% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:26:5228:029:0128:02
9:01
-
10K
6.21 mi11:54:5456:049:0128:02
9:01
0:00
15K
9.32 mi12:22:401:23:509:0027:46
8:56
-0:05
20K
12.43 mi12:50:261:51:368:5927:46
8:56
0:00
Half
13.11 mi12:56:211:57:318:585:55
8:40
-0:16
25K
15.53 mi13:19:042:20:149:0222:43
9:22
+0:42
30K
18.64 mi13:47:212:48:319:0228:17
9:06
-0:16
20M
20.00 mi13:59:373:00:479:0212:16
9:02
-0:04
21M
21.00 mi14:09:493:10:599:0610:12
10:12
+1:10
35K
21.75 mi14:17:033:18:139:077:14
9:40
-0:32
23M
23.00 mi14:28:443:29:549:0811:41
9:20
-0:20
24M
24.00 mi14:37:503:39:009:089:06
9:06
-0:14
40K
24.85 mi14:45:523:47:029:088:02
9:24
+0:18
25.2M
25.20 mi14:49:113:50:219:083:19
9:37
+0:13
Finish
26.22 mi14:57:463:58:569:078:35
8:25
-1:12

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

8:25 /mi

Average Pace

9:07 /mi

Slowest Pace

10:12 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

14:30

6% of race

Time at Steady Pace

2:41:15

67% of race

Time at Slower Pace

1:03:11

26% of race

Average Pace: 9:07 /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 mi11:26:5228:029:0128:02
9:01
#22518
10K
6.21 mi11:54:5456:049:0128:02
9:01
#22522
15K
9.32 mi12:22:401:23:509:0027:46
8:56
#22250
20K
12.43 mi12:50:261:51:368:5927:46
8:56
#21841
Half
13.11 mi12:56:211:57:318:585:55
8:40
#21766
25K
15.53 mi13:19:042:20:149:0222:43
9:22
#21685
30K
18.64 mi13:47:212:48:319:0228:17
9:06
#21060
20M
20.00 mi13:59:373:00:479:0212:16
9:02
#20751
21M
21.00 mi14:09:493:10:599:0610:12
10:12
#20623
35K
21.75 mi14:17:033:18:139:077:14
9:40
#20629
23M
23.00 mi14:28:443:29:549:0811:41
9:20
#20491
24M
24.00 mi14:37:503:39:009:089:06
9:06
#20406
40K
24.85 mi14:45:523:47:029:088:02
9:24
#20333
25.2M
25.20 mi14:49:113:50:219:083:19
9:37
#20272
Finish
26.22 mi14:57:463:58:569:078:35
8:25
#20148
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF18-39Seg. OverallSeg. FemalesSeg. F18-39
5K3.11 mi3.11 mi225188915891521741(Top 77%)8399(Top 69%)8399(Top 154%)
10K6.21 mi3.10 mi22522-48903+128903+1222482(Top 79%)8851(Top 72%)8851(Top 162%)
15K9.32 mi3.11 mi22250+2728724+1798724+17921741(Top 77%)8399(Top 69%)8399(Top 154%)
20K12.43 mi3.11 mi21841+4098515+2098515+20920661(Top 73%)7872(Top 64%)7872(Top 144%)
Half13.11 mi0.68 mi21766+758475+408475+4020252(Top 71%)7625(Top 62%)7625(Top 139%)
25K15.53 mi2.42 mi21685+818433+428433+4221435(Top 75%)8326(Top 68%)8326(Top 152%)
30K18.64 mi3.11 mi21060+6258122+3118122+31118209(Top 64%)6701(Top 55%)6701(Top 123%)
20M20.00 mi1.36 mi20751+3097969+1537969+15316971(Top 60%)6130(Top 50%)6130(Top 112%)
21M21.00 mi1.00 mi20623+1287920+497920+4919038(Top 67%)7350(Top 60%)7350(Top 134%)
35K21.75 mi0.75 mi20629-67936-167936-1620912(Top 74%)8455(Top 69%)8455(Top 155%)
23M23.00 mi1.25 mi20491+1387880+567880+5617959(Top 63%)6974(Top 57%)6974(Top 128%)
24M24.00 mi1.00 mi20406+857853+277853+2717927(Top 63%)7004(Top 57%)7004(Top 128%)
40K24.85 mi0.85 mi20333+737835+187835+1818299(Top 64%)7277(Top 60%)7277(Top 133%)
25.2M25.20 mi0.35 mi20272+617811+247811+2415304(Top 54%)5745(Top 47%)5745(Top 105%)
Finish26.22 mi1.02 mi20148+1247758+537758+5315784(Top 56%)5916(Top 48%)5916(Top 108%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 77%
×21stories
+97ft-345ft

Overall

21741

Females

8399

F18-39

8399

5K→10K

3.1 - 6.2 mi

Top 79%
×5stories
+79ft-138ft

Overall

22482

Females

8851

F18-39

8851

10K→15K

6.2 - 9.3 mi

Top 77%
×3stories
+67ft-78ft

Overall

21741

Females

8399

F18-39

8399

15K→20K

9.3 - 12.4 mi

Top 73%
×5stories
+106ft-86ft

Overall

20661

Females

7872

F18-39

7872

20K→Half

12.4 - 13.1 mi

Top 71%
×2stories
+19ft-37ft

Overall

20252

Females

7625

F18-39

7625

Half→25K

13.1 - 15.5 mi

Top 75%
×4stories
+66ft-88ft

Overall

21435

Females

8326

F18-39

8326

25K→30K

15.5 - 18.6 mi

Top 64%
×9stories
+181ft-148ft

Overall

18209

Females

6701

F18-39

6701

30K→20M

18.6 - 20.0 mi

Top 60%
×5stories
+64ft-50ft

Overall

16971

Females

6130

F18-39

6130

20M→21M

20.0 - 21.0 mi

Top 67%
×8stories
+106ft-24ft

Overall

19038

Females

7350

F18-39

7350

21M→35K

21.0 - 21.8 mi

Top 74%
×7stories
+17ft-86ft

Overall

20912

Females

8455

F18-39

8455

35K→23M

21.8 - 23.0 mi

Top 63%
×5stories
+23ft-63ft

Overall

17959

Females

6974

F18-39

6974

23M→24M

23.0 - 24.0 mi

Top 63%
×6stories
+12ft-82ft

Overall

17927

Females

7004

F18-39

7004

24M→40K

24.0 - 24.9 mi

Top 64%
×1story
+6ft-20ft

Overall

18299

Females

7277

F18-39

7277

40K→25.2M

24.9 - 25.2 mi

Top 54%
×1story
+13ft-16ft

Overall

15304

Females

5745

F18-39

5745

25.2M→Finish

25.2 - 26.2 mi

Top 56%
×2stories
+22ft-21ft

Overall

15784

Females

5916

F18-39

5916

Passing Analysis

Category:
Athletes Passed
3000
Passed By
630
Net Change
+2370
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#22518
5K → 10K242246-4#22518#22522
10K → 15K34270+272#22522#22250
15K → 20K43021+409#22250#21841
20K → Half805+75#21841#21766
Half → 25K185104+81#21766#21685
25K → 30K6349+625#21685#21060
30K → 20M3112+309#21060#20751
20M → 21M16638+128#20751#20623
21M → 35K4450-6#20623#20629
35K → 23M15820+138#20629#20491
23M → 24M10318+85#20491#20406
24M → 40K9926+73#20406#20333
40K → 25.2M665+61#20333#20272
25.2M → Finish14016+124#20272#20148
TOTALS3000630+2370
📊

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