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BOSTON MARATHON 2025

Haley Anderson

Bib: 17717•F

NJ

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

Course Elevation
7–469 ft
≈
×2stacked redwood trees
•▲ 890 ft climb · ▼ 1342 ft descent
Ribbon color based on
FasterSteadySlower· vs. your average pace
Start
0:00
Race begins
5K· 3.11 mi
7:55/mi
24:35
↑ 97↓ 3451.5%
10K· 6.21 mi
8:34/mi
51:13
↑ 79↓ 1380.4%
15K· 9.32 mi
9:38/mi
1:21:09
↑ 67↓ 78
20K· 12.43 mi
9:38/mi
1:51:06
↑ 106↓ 860.1%
Half· 13.11 mi
9:10/mi
1:57:21
↑ 19↓ 370.5%
25K· 15.53 mi
9:45/mi
2:20:59
↑ 66↓ 880.2%
30K· 18.64 mi
10:11/mi
2:52:36
↑ 181↓ 1480.2%
20M
10:05/mi
3:06:18
↑ 64↓ 500.2%
21M
11:02/mi
3:17:20
↑ 106↓ 241.6%
35K· 21.75 mi
9:31/mi
3:24:27
↑ 17↓ 861.7%
23M
9:41/mi
3:36:35
↑ 23↓ 630.6%
24M
9:28/mi
3:46:03
↓ 821.3%
40K· 24.85 mi
9:35/mi
3:54:15
↓ 200.3%
25.2M
11:19/mi
3:58:09
↑ 13↓ 160.2%
Finish· 26.22 mi
9:15/mi
4:07:35
↑ 22↓ 21

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:57:21
Pace8:57 /mi
2nd Half
Distance13.11 mi
Time2:10:14
Pace9:56 /mi
📊Positive Split: 11.0% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:15:1024:357:5524:35
7:55
-
10K
6.21 mi11:41:4851:138:1526:38
8:34
+0:39
15K
9.32 mi12:11:441:21:098:4229:56
9:38
+1:04
20K
12.43 mi12:41:411:51:068:5629:57
9:38
0:00
Half
13.11 mi12:47:561:57:218:576:15
9:10
-0:28
25K
15.53 mi13:11:342:20:599:0523:38
9:45
+0:35
30K
18.64 mi13:43:112:52:369:1631:37
10:11
+0:26
20M
20.00 mi13:56:533:06:189:1913:42
10:05
-0:06
21M
21.00 mi14:07:553:17:209:2411:02
11:02
+0:57
35K
21.75 mi14:15:023:24:279:247:07
9:31
-1:31
23M
23.00 mi14:27:103:36:359:2512:08
9:41
+0:10
24M
24.00 mi14:36:383:46:039:259:28
9:28
-0:13
40K
24.85 mi14:44:503:54:159:258:12
9:35
+0:07
25.2M
25.20 mi14:48:443:58:099:273:54
11:19
+1:44
Finish
26.22 mi14:58:104:07:359:279:26
9:15
-2:04

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

9:27 /mi

Slowest Pace

11:19 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

57:28

23% of race

Time at Steady Pace

2:09:52

52% of race

Time at Slower Pace

1:00:15

24% of race

Average Pace: 9:27 /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 mi11:15:1024:357:5524:35
7:55
#15847
10K
6.21 mi11:41:4851:138:1526:38
8:34
#18258
15K
9.32 mi12:11:441:21:098:4229:56
9:38
#20790
20K
12.43 mi12:41:411:51:068:5629:57
9:38
#21656
Half
13.11 mi12:47:561:57:218:576:15
9:10
#21699
25K
15.53 mi13:11:342:20:599:0523:38
9:45
#21913
30K
18.64 mi13:43:112:52:369:1631:37
10:11
#22012
20M
20.00 mi13:56:533:06:189:1913:42
10:05
#21937
21M
21.00 mi14:07:553:17:209:2411:02
11:02
#21906
35K
21.75 mi14:15:023:24:279:247:07
9:31
#21838
23M
23.00 mi14:27:103:36:359:2512:08
9:41
#21672
24M
24.00 mi14:36:383:46:039:259:28
9:28
#21579
40K
24.85 mi14:44:503:54:159:258:12
9:35
#21471
25.2M
25.20 mi14:48:443:58:099:273:54
11:19
#21467
Finish
26.22 mi14:58:104:07:359:279:26
9:15
#21417
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF18-39Seg. OverallSeg. FemalesSeg. F18-39
5K3.11 mi3.11 mi158475056505624111(Top 85%)9733(Top 80%)9733(Top 178%)
10K6.21 mi3.10 mi18258-24116483-14276483-142720225(Top 71%)7597(Top 62%)7597(Top 139%)
15K9.32 mi3.11 mi20790-25327918-14357918-143524111(Top 85%)9733(Top 80%)9733(Top 178%)
20K12.43 mi3.11 mi21656-8668411-4938411-49323327(Top 82%)9319(Top 76%)9319(Top 170%)
Half13.11 mi0.68 mi21699-438437-268437-2622465(Top 79%)8856(Top 72%)8856(Top 162%)
25K15.53 mi2.42 mi21913-2148558-1218558-12122631(Top 80%)8997(Top 74%)8997(Top 165%)
30K18.64 mi3.11 mi22012-998630-728630-7222128(Top 78%)8834(Top 72%)8834(Top 162%)
20M20.00 mi1.36 mi21937+758598+328598+3221226(Top 75%)8483(Top 69%)8483(Top 155%)
21M21.00 mi1.00 mi21906+318611-138611-1321504(Top 76%)8706(Top 71%)8706(Top 159%)
35K21.75 mi0.75 mi21838+688588+238588+2320396(Top 72%)8187(Top 67%)8187(Top 150%)
23M23.00 mi1.25 mi21672+1668532+568532+5619421(Top 68%)7742(Top 63%)7742(Top 142%)
24M24.00 mi1.00 mi21579+938497+358497+3519534(Top 69%)7848(Top 64%)7848(Top 143%)
40K24.85 mi0.85 mi21471+1088457+408457+4019086(Top 67%)7679(Top 63%)7679(Top 140%)
25.2M25.20 mi0.35 mi21467+48463-68463-621576(Top 76%)8945(Top 73%)8945(Top 164%)
Finish26.22 mi1.02 mi21417+508456+78456+720232(Top 71%)8266(Top 68%)8266(Top 151%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 85%
×21story building
+97ft-345ft

Overall

24111

Females

9733

F18-39

9733

5K→10K

3.1 - 6.2 mi

Top 71%
×5story building
+79ft-138ft

Overall

20225

Females

7597

F18-39

7597

10K→15K

6.2 - 9.3 mi

Top 85%
×3story building
+67ft-78ft

Overall

24111

Females

9733

F18-39

9733

15K→20K

9.3 - 12.4 mi

Top 82%
×5story building
+106ft-86ft

Overall

23327

Females

9319

F18-39

9319

20K→Half

12.4 - 13.1 mi

Top 79%
×2story building
+19ft-37ft

Overall

22465

Females

8856

F18-39

8856

Half→25K

13.1 - 15.5 mi

Top 80%
×4story building
+66ft-88ft

Overall

22631

Females

8997

F18-39

8997

25K→30K

15.5 - 18.6 mi

Top 78%
×9story building
+181ft-148ft

Overall

22128

Females

8834

F18-39

8834

30K→20M

18.6 - 20.0 mi

Top 75%
×5story building
+64ft-50ft

Overall

21226

Females

8483

F18-39

8483

20M→21M

20.0 - 21.0 mi

Top 76%
×8story building
+106ft-24ft

Overall

21504

Females

8706

F18-39

8706

21M→35K

21.0 - 21.8 mi

Top 72%
×7story building
+17ft-86ft

Overall

20396

Females

8187

F18-39

8187

35K→23M

21.8 - 23.0 mi

Top 68%
×5story building
+23ft-63ft

Overall

19421

Females

7742

F18-39

7742

23M→24M

23.0 - 24.0 mi

Top 69%
×6story building
+12ft-82ft

Overall

19534

Females

7848

F18-39

7848

24M→40K

24.0 - 24.9 mi

Top 67%
×1story
+6ft-20ft

Overall

19086

Females

7679

F18-39

7679

40K→25.2M

24.9 - 25.2 mi

Top 76%
×1story
+13ft-16ft

Overall

21576

Females

8945

F18-39

8945

25.2M→Finish

25.2 - 26.2 mi

Top 71%
×2story building
+22ft-21ft

Overall

20232

Females

8266

F18-39

8266

Passing Analysis

Category:
Athletes Passed
1126
Passed By
6696
Net Change
-5570
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#15847
5K → 10K132424-2411#15847#18258
10K → 15K92541-2532#18258#20790
15K → 20K48914-866#20790#21656
20K → Half2164-43#21656#21699
Half → 25K84298-214#21699#21913
25K → 30K158257-99#21913#22012
30K → 20M11641+75#22012#21937
20M → 21M9665+31#21937#21906
21M → 35K8113+68#21906#21838
35K → 23M1737+166#21838#21672
23M → 24M10310+93#21672#21579
24M → 40K1168+108#21579#21471
40K → 25.2M2622+4#21471#21467
25.2M → Finish8232+50#21467#21417
TOTALS11266696-5570
📊

Passing Visuals

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