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BOSTON MARATHON 2025

Tia Stone

Bib: 10253•F

AR

0:00
0:00
/ mi
Masters
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Overall
#0 / 28404
Top 27%
Gender (Female)
#0 / 12228
Top 10%
Masters (Masters Women)
#0 / 6759
Top 3%
Division (F45-49)
#0 / 1813
Top 3%
Race Day Weather
50°/40°F
broken clouds

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
22:34
Rank: #10016
Start → 5K
22:34 | 7:16/mi
10K· 6.21 mi
45:09
Rank: #10052 (-36)
5K → 10K
22:35 | 7:16/mi
15K· 9.32 mi
1:07:37
Rank: #9798 (+254)
10K → 15K
22:28 | 7:14/mi
20K· 12.43 mi
1:30:21
Rank: #9603 (+195)
15K → 20K
22:44 | 7:19/mi
Half· 13.11 mi
1:35:17
Rank: #9583 (+20)
20K → Half
4:56 | 7:14/mi
25K· 15.53 mi
1:52:54
Rank: #9298 (+285)
Half → 25K
17:37 | 7:16/mi
30K· 18.64 mi
2:15:49
Rank: #8714 (+584)
25K → 30K
22:55 | 7:23/mi
20M
2:25:50
Rank: #8466 (+248)
30K → 20M
10:01 | 7:22/mi
21M
2:33:33
Rank: #8228 (+238)
20M → 21M
7:43 | 7:43/mi
35K· 21.75 mi
2:39:00
Rank: #8146 (+82)
21M → 35K
5:27 | 7:17/mi
23M
2:48:15
Rank: #7927 (+219)
35K → 23M
9:15 | 7:23/mi
24M
2:55:32
Rank: #7833 (+94)
23M → 24M
7:17 | 7:17/mi
40K· 24.85 mi
3:01:52
Rank: #7725 (+108)
24M → 40K
6:20 | 7:24/mi
25.2M
3:04:41
Rank: #7677 (+48)
40K → 25.2M
2:49 | 8:10/mi
Finish· 26.22 mi
3:11:51
Rank: #7567 (+110)
25.2M → Finish
7:10 | 7:02/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:35:17
Pace7:16 /mi
2nd Half
Distance13.11 mi
Time1:36:34
Pace7:22 /mi
📊Positive Split: 1.3% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:50:2822:347:1622:34
7:16
-
10K
6.21 mi11:13:0345:097:1622:35
7:16
0:00
15K
9.32 mi11:35:311:07:377:1522:28
7:14
-0:02
20K
12.43 mi11:58:151:30:217:1622:44
7:19
+0:05
Half
13.11 mi12:03:111:35:177:164:56
7:14
-0:05
25K
15.53 mi12:20:481:52:547:1617:37
7:16
+0:02
30K
18.64 mi12:43:432:15:497:1722:55
7:23
+0:07
20M
20.00 mi12:53:442:25:507:1710:01
7:22
-0:01
21M
21.00 mi13:01:272:33:337:197:43
7:43
+0:21
35K
21.75 mi13:06:542:39:007:195:27
7:17
-0:26
23M
23.00 mi13:16:092:48:157:199:15
7:23
+0:06
24M
24.00 mi13:23:262:55:327:197:17
7:17
-0:06
40K
24.85 mi13:29:463:01:527:196:20
7:24
+0:07
25.2M
25.20 mi13:32:353:04:417:202:49
8:10
+0:46
Finish
26.22 mi13:39:453:11:517:197:10
7:02
-1:08

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

7:02 /mi

Average Pace

7:19 /mi

Slowest Pace

8:10 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

3:09:02

99% of race

Time at Steady Pace

2:49

1% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 7:19 /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 mi10:50:2822:347:1622:34
7:16
#10016
10K
6.21 mi11:13:0345:097:1622:35
7:16
#10052
15K
9.32 mi11:35:311:07:377:1522:28
7:14
#9798
20K
12.43 mi11:58:151:30:217:1622:44
7:19
#9603
Half
13.11 mi12:03:111:35:177:164:56
7:14
#9583
25K
15.53 mi12:20:481:52:547:1617:37
7:16
#9298
30K
18.64 mi12:43:432:15:497:1722:55
7:23
#8714
20M
20.00 mi12:53:442:25:507:1710:01
7:22
#8466
21M
21.00 mi13:01:272:33:337:197:43
7:43
#8228
35K
21.75 mi13:06:542:39:007:195:27
7:17
#8146
23M
23.00 mi13:16:092:48:157:199:15
7:23
#7927
24M
24.00 mi13:23:262:55:327:197:17
7:17
#7833
40K
24.85 mi13:29:463:01:527:196:20
7:24
#7725
25.2M
25.20 mi13:32:353:04:417:202:49
8:10
#7677
Finish
26.22 mi13:39:453:11:517:197:10
7:02
#7567
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF45-49Seg. OverallSeg. FemalesSeg. F45-49
5K3.11 mi3.11 mi10016181118119395(Top 33%)1597(Top 13%)1597(Top 88%)
10K6.21 mi3.10 mi10052-361832-211832-2110098(Top 36%)1866(Top 15%)1866(Top 103%)
15K9.32 mi3.11 mi9798+2541742+901742+909395(Top 33%)1597(Top 13%)1597(Top 88%)
20K12.43 mi3.11 mi9603+1951689+531689+539195(Top 32%)1604(Top 13%)1604(Top 88%)
Half13.11 mi0.68 mi9583+201688+11688+19404(Top 33%)1647(Top 13%)1647(Top 91%)
25K15.53 mi2.42 mi9298+2851583+1051583+1058116(Top 29%)1260(Top 10%)1260(Top 69%)
30K18.64 mi3.11 mi8714+5841378+2051378+2056925(Top 24%)985(Top 8%)985(Top 54%)
20M20.00 mi1.36 mi8466+2481317+611317+616236(Top 22%)872(Top 7%)872(Top 48%)
21M21.00 mi1.00 mi8228+2381258+591258+595776(Top 20%)851(Top 7%)851(Top 47%)
35K21.75 mi0.75 mi8146+821246+121246+127167(Top 25%)1344(Top 11%)1344(Top 74%)
23M23.00 mi1.25 mi7927+2191217+291217+296017(Top 21%)1027(Top 8%)1027(Top 57%)
24M24.00 mi1.00 mi7833+941219-21219-26342(Top 22%)1200(Top 10%)1200(Top 66%)
40K24.85 mi0.85 mi7725+1081212+71212+76286(Top 22%)1246(Top 10%)1246(Top 69%)
25.2M25.20 mi0.35 mi7677+481209+31209+36912(Top 24%)1584(Top 13%)1584(Top 87%)
Finish26.22 mi1.02 mi7567+1101195+141195+145977(Top 21%)1240(Top 10%)1240(Top 68%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 33%
×21stories
+97ft-345ft

Overall

9395

Females

1597

F45-49

1597

5K→10K

3.1 - 6.2 mi

Top 36%
×5stories
+79ft-138ft

Overall

10098

Females

1866

F45-49

1866

10K→15K

6.2 - 9.3 mi

Top 33%
×3stories
+67ft-78ft

Overall

9395

Females

1597

F45-49

1597

15K→20K

9.3 - 12.4 mi

Top 32%
×5stories
+106ft-86ft

Overall

9195

Females

1604

F45-49

1604

20K→Half

12.4 - 13.1 mi

Top 33%
×2stories
+19ft-37ft

Overall

9404

Females

1647

F45-49

1647

Half→25K

13.1 - 15.5 mi

Top 29%
×4stories
+66ft-88ft

Overall

8116

Females

1260

F45-49

1260

25K→30K

15.5 - 18.6 mi

Top 24%
×9stories
+181ft-148ft

Overall

6925

Females

985

F45-49

985

30K→20M

18.6 - 20.0 mi

Top 22%
×5stories
+64ft-50ft

Overall

6236

Females

872

F45-49

872

20M→21M

20.0 - 21.0 mi

Top 20%
×8stories
+106ft-24ft

Overall

5776

Females

851

F45-49

851

21M→35K

21.0 - 21.8 mi

Top 25%
×7stories
+17ft-86ft

Overall

7167

Females

1344

F45-49

1344

35K→23M

21.8 - 23.0 mi

Top 21%
×5stories
+23ft-63ft

Overall

6017

Females

1027

F45-49

1027

23M→24M

23.0 - 24.0 mi

Top 22%
×6stories
+12ft-82ft

Overall

6342

Females

1200

F45-49

1200

24M→40K

24.0 - 24.9 mi

Top 22%
×1story
+6ft-20ft

Overall

6286

Females

1246

F45-49

1246

40K→25.2M

24.9 - 25.2 mi

Top 24%
×1story
+13ft-16ft

Overall

6912

Females

1584

F45-49

1584

25.2M→Finish

25.2 - 26.2 mi

Top 21%
×2stories
+22ft-21ft

Overall

5977

Females

1240

F45-49

1240

Passing Analysis

Category:
Athletes Passed
3023*
Passed By
573
Net Change
+2449
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#10016
5K → 10K220255-36#10016#10052
10K → 15K314*60+254#10052#9798
15K → 20K28085+195#9798#9603
20K → Half4020+20#9603#9583
Half → 25K30520+285#9583#9298
25K → 30K60319+584#9298#8714
30K → 20M2502+248#8714#8466
20M → 21M2435+238#8466#8228
21M → 35K10018+82#8228#8146
35K → 23M23819+219#8146#7927
23M → 24M11925+94#7927#7833
24M → 40K12517+108#7833#7725
40K → 25.2M5911+48#7725#7677
25.2M → Finish12717+110#7677#7567
TOTALS3023*573+2449

* Includes athletes who did not complete a segment (DNF/DNQ).

📊

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