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BOSTON MARATHON 2025

Tori Anderson

Bib: 32143•F

CA

0:00
0:00
/ mi
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Overall
#0 / 28404
Gender (Female)
#0 / 12228
Top 43%
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
8:20/mi
25:54
↑ 97↓ 3451.5%
10K· 6.21 mi
8:17/mi
51:37
↑ 79↓ 1380.4%
15K· 9.32 mi
8:05/mi
1:16:43
↑ 67↓ 78
20K· 12.43 mi
8:14/mi
1:42:17
↑ 106↓ 860.1%
Half· 13.11 mi
8:04/mi
1:47:47
↑ 19↓ 370.5%
25K· 15.53 mi
8:19/mi
2:07:58
↑ 66↓ 880.2%
30K· 18.64 mi
8:42/mi
2:34:59
↑ 181↓ 1480.2%
20M
8:41/mi
2:46:47
↑ 64↓ 500.2%
21M
9:22/mi
2:56:09
↑ 106↓ 241.6%
35K· 21.75 mi
8:21/mi
3:02:24
↑ 17↓ 861.7%
23M
8:32/mi
3:13:05
↑ 23↓ 630.6%
24M
8:17/mi
3:21:22
↓ 821.3%
40K· 24.85 mi
8:24/mi
3:28:33
↓ 200.3%
25.2M
8:56/mi
3:31:38
↑ 13↓ 160.2%
Finish· 26.22 mi
7:45/mi
3:39:32
↑ 22↓ 21

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:47:47
Pace8:13 /mi
2nd Half
Distance13.11 mi
Time1:51:45
Pace8:31 /mi
📊Positive Split: 3.7% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:49:5425:548:2025:54
8:20
-
10K
6.21 mi12:15:3751:378:1825:43
8:17
-0:03
15K
9.32 mi12:40:431:16:438:1425:06
8:05
-0:12
20K
12.43 mi13:06:171:42:178:1425:34
8:14
+0:09
Half
13.11 mi13:11:471:47:478:135:30
8:04
-0:10
25K
15.53 mi13:31:582:07:588:1420:11
8:19
+0:15
30K
18.64 mi13:58:592:34:598:1927:01
8:42
+0:23
20M
20.00 mi14:10:472:46:478:2011:48
8:41
-0:01
21M
21.00 mi14:20:092:56:098:239:22
9:22
+0:41
35K
21.75 mi14:26:243:02:248:236:15
8:21
-1:01
23M
23.00 mi14:37:053:13:058:2410:41
8:32
+0:11
24M
24.00 mi14:45:223:21:228:238:17
8:17
-0:15
40K
24.85 mi14:52:333:28:338:237:11
8:24
+0:07
25.2M
25.20 mi14:55:383:31:388:243:05
8:56
+0:32
Finish
26.22 mi15:03:323:39:328:237:54
7:45
-1:11

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

7:45 /mi

Average Pace

8:23 /mi

Slowest Pace

9:22 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

38:30

18% of race

Time at Steady Pace

1:59:05

54% of race

Time at Slower Pace

1:01:57

28% of race

Average Pace: 8:22 /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 mi11:49:5425:548:2025:54
8:20
#18949
10K
6.21 mi12:15:3751:378:1825:43
8:17
#18662
15K
9.32 mi12:40:431:16:438:1425:06
8:05
#17969
20K
12.43 mi13:06:171:42:178:1425:34
8:14
#17547
Half
13.11 mi13:11:471:47:478:135:30
8:04
#17481
25K
15.53 mi13:31:582:07:588:1420:11
8:19
#17196
30K
18.64 mi13:58:592:34:598:1927:01
8:42
#16908
20M
20.00 mi14:10:472:46:478:2011:48
8:41
#16755
21M
21.00 mi14:20:092:56:098:239:22
9:22
#16635
35K
21.75 mi14:26:243:02:248:236:15
8:21
#16531
23M
23.00 mi14:37:053:13:058:2410:41
8:32
#16300
24M
24.00 mi14:45:223:21:228:238:17
8:17
#16142
40K
24.85 mi14:52:333:28:338:237:11
8:24
#16019
25.2M
25.20 mi14:55:383:31:388:243:05
8:56
#15935
Finish
26.22 mi15:03:323:39:328:237:54
7:45
#15752
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF18-39Seg. OverallSeg. FemalesSeg. F18-39
5K3.11 mi3.11 mi189496878687816612(Top 58%)5505(Top 45%)5505(Top 101%)
10K6.21 mi3.10 mi18662+2876715+1636715+16318408(Top 65%)6543(Top 54%)6543(Top 120%)
15K9.32 mi3.11 mi17969+6936309+4066309+40616612(Top 58%)5505(Top 45%)5505(Top 101%)
20K12.43 mi3.11 mi17547+4226061+2486061+24816498(Top 58%)5487(Top 45%)5487(Top 100%)
Half13.11 mi0.68 mi17481+666025+366025+3616415(Top 58%)5420(Top 44%)5420(Top 99%)
25K15.53 mi2.42 mi17196+2855880+1455880+14516087(Top 57%)5359(Top 44%)5359(Top 98%)
30K18.64 mi3.11 mi16908+2885757+1235757+12315987(Top 56%)5453(Top 45%)5453(Top 100%)
20M20.00 mi1.36 mi16755+1535690+675690+6714972(Top 53%)5031(Top 41%)5031(Top 92%)
21M21.00 mi1.00 mi16635+1205659+315659+3115488(Top 55%)5446(Top 45%)5446(Top 100%)
35K21.75 mi0.75 mi16531+1045623+365623+3614643(Top 52%)5046(Top 41%)5046(Top 92%)
23M23.00 mi1.25 mi16300+2315517+1065517+10613549(Top 48%)4555(Top 37%)4555(Top 83%)
24M24.00 mi1.00 mi16142+1585459+585459+5813178(Top 46%)4417(Top 36%)4417(Top 81%)
40K24.85 mi0.85 mi16019+1235414+455414+4512849(Top 45%)4369(Top 36%)4369(Top 80%)
25.2M25.20 mi0.35 mi15935+845382+325382+3211574(Top 41%)3811(Top 31%)3811(Top 70%)
Finish26.22 mi1.02 mi15752+1835300+825300+8211145(Top 39%)3543(Top 29%)3543(Top 65%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 58%
×21story building
+97ft-345ft

Overall

16612

Females

5505

F18-39

5505

5K→10K

3.1 - 6.2 mi

Top 65%
×5story building
+79ft-138ft

Overall

18408

Females

6543

F18-39

6543

10K→15K

6.2 - 9.3 mi

Top 58%
×3story building
+67ft-78ft

Overall

16612

Females

5505

F18-39

5505

15K→20K

9.3 - 12.4 mi

Top 58%
×5story building
+106ft-86ft

Overall

16498

Females

5487

F18-39

5487

20K→Half

12.4 - 13.1 mi

Top 58%
×2story building
+19ft-37ft

Overall

16415

Females

5420

F18-39

5420

Half→25K

13.1 - 15.5 mi

Top 57%
×4story building
+66ft-88ft

Overall

16087

Females

5359

F18-39

5359

25K→30K

15.5 - 18.6 mi

Top 56%
×9story building
+181ft-148ft

Overall

15987

Females

5453

F18-39

5453

30K→20M

18.6 - 20.0 mi

Top 53%
×5story building
+64ft-50ft

Overall

14972

Females

5031

F18-39

5031

20M→21M

20.0 - 21.0 mi

Top 55%
×8story building
+106ft-24ft

Overall

15488

Females

5446

F18-39

5446

21M→35K

21.0 - 21.8 mi

Top 52%
×7story building
+17ft-86ft

Overall

14643

Females

5046

F18-39

5046

35K→23M

21.8 - 23.0 mi

Top 48%
×5story building
+23ft-63ft

Overall

13549

Females

4555

F18-39

4555

23M→24M

23.0 - 24.0 mi

Top 46%
×6story building
+12ft-82ft

Overall

13178

Females

4417

F18-39

4417

24M→40K

24.0 - 24.9 mi

Top 45%
×1story
+6ft-20ft

Overall

12849

Females

4369

F18-39

4369

40K→25.2M

24.9 - 25.2 mi

Top 41%
×1story
+13ft-16ft

Overall

11574

Females

3811

F18-39

3811

25.2M→Finish

25.2 - 26.2 mi

Top 39%
×2story building
+22ft-21ft

Overall

11145

Females

3543

F18-39

3543

Passing Analysis

Category:
Athletes Passed
3672
Passed By
475
Net Change
+3197
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#18949
5K → 10K440153+287#18949#18662
10K → 15K70916+693#18662#17969
15K → 20K45735+422#17969#17547
20K → Half726+66#17547#17481
Half → 25K33651+285#17481#17196
25K → 30K36476+288#17196#16908
30K → 20M18229+153#16908#16755
20M → 21M16343+120#16755#16635
21M → 35K11814+104#16635#16531
35K → 23M24918+231#16531#16300
23M → 24M1679+158#16300#16142
24M → 40K13310+123#16142#16019
40K → 25.2M906+84#16019#15935
25.2M → Finish1929+183#15935#15752
TOTALS3672475+3197
📊

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