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BOSTON MARATHON 2025

Catherine Stanton

Bib: 28326•F

NY

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
31:43
Rank: #26081
Start → 5K
31:43 | 10:13/mi
10K· 6.21 mi
1:01:40
Rank: #25246 (+835)
5K → 10K
29:57 | 9:38/mi
15K· 9.32 mi
1:30:57
Rank: #24726 (+520)
10K → 15K
29:17 | 9:26/mi
20K· 12.43 mi
2:00:01
Rank: #24183 (+543)
15K → 20K
29:04 | 9:21/mi
Half· 13.11 mi
2:06:14
Rank: #24091 (+92)
20K → Half
6:13 | 9:07/mi
25K· 15.53 mi
2:29:36
Rank: #23776 (+315)
Half → 25K
23:22 | 9:38/mi
30K· 18.64 mi
3:01:14
Rank: #23467 (+309)
25K → 30K
31:38 | 10:11/mi
20M
3:15:14
Rank: #23310 (+157)
30K → 20M
14:00 | 10:18/mi
21M
3:25:47
Rank: #23143 (+167)
20M → 21M
10:33 | 10:33/mi
35K· 21.75 mi
3:33:19
Rank: #23102 (+41)
21M → 35K
7:32 | 10:04/mi
23M
3:46:53
Rank: #23092 (+10)
35K → 23M
13:34 | 10:50/mi
24M
3:56:52
Rank: #23018 (+74)
23M → 24M
9:59 | 9:59/mi
40K· 24.85 mi
4:05:27
Rank: #22910 (+108)
24M → 40K
8:35 | 10:02/mi
25.2M
4:09:10
Rank: #22870 (+40)
40K → 25.2M
3:43 | 10:47/mi
Finish· 26.22 mi
4:18:30
Rank: #22771 (+99)
25.2M → Finish
9:20 | 9:10/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time2:06:14
Pace9:38 /mi
2nd Half
Distance13.11 mi
Time2:12:16
Pace10:05 /mi
📊Positive Split: 4.8% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:53:4531:4310:1331:43
10:13
-
10K
6.21 mi12:23:421:01:409:5529:57
9:38
-0:35
15K
9.32 mi12:52:591:30:579:4529:17
9:26
-0:12
20K
12.43 mi13:22:032:00:019:3929:04
9:21
-0:05
Half
13.11 mi13:28:162:06:149:386:13
9:07
-0:14
25K
15.53 mi13:51:382:29:369:3823:22
9:38
+0:31
30K
18.64 mi14:23:163:01:149:4331:38
10:11
+0:33
20M
20.00 mi14:37:163:15:149:4614:00
10:18
+0:07
21M
21.00 mi14:47:493:25:479:4810:33
10:33
+0:15
35K
21.75 mi14:55:213:33:199:497:32
10:04
-0:29
23M
23.00 mi15:08:553:46:539:5213:34
10:50
+0:46
24M
24.00 mi15:18:543:56:529:529:59
9:59
-0:51
40K
24.85 mi15:27:294:05:279:538:35
10:02
+0:03
25.2M
25.20 mi15:31:124:09:109:533:43
10:47
+0:45
Finish
26.22 mi15:40:324:18:309:529:20
9:10
-1:37

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

9:07 /mi

Average Pace

9:52 /mi

Slowest Pace

10:50 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:17:12

53% of race

Time at Steady Pace

1:44:01

40% of race

Time at Slower Pace

17:17

7% of race

Average Pace: 9:52 /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 mi11:53:4531:4310:1331:43
10:13
#26081
10K
6.21 mi12:23:421:01:409:5529:57
9:38
#25246
15K
9.32 mi12:52:591:30:579:4529:17
9:26
#24726
20K
12.43 mi13:22:032:00:019:3929:04
9:21
#24183
Half
13.11 mi13:28:162:06:149:386:13
9:07
#24091
25K
15.53 mi13:51:382:29:369:3823:22
9:38
#23776
30K
18.64 mi14:23:163:01:149:4331:38
10:11
#23467
20M
20.00 mi14:37:163:15:149:4614:00
10:18
#23310
21M
21.00 mi14:47:493:25:479:4810:33
10:33
#23143
35K
21.75 mi14:55:213:33:199:497:32
10:04
#23102
23M
23.00 mi15:08:553:46:539:5213:34
10:50
#23092
24M
24.00 mi15:18:543:56:529:529:59
9:59
#23018
40K
24.85 mi15:27:294:05:279:538:35
10:02
#22910
25.2M
25.20 mi15:31:124:09:109:533:43
10:47
#22870
Finish
26.22 mi15:40:324:18:309:529:20
9:10
#22771
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF18-39Seg. OverallSeg. FemalesSeg. F18-39
5K3.11 mi3.11 mi26081108031080323545(Top 83%)9405(Top 77%)9405(Top 172%)
10K6.21 mi3.10 mi25246+83510363+44010363+44024463(Top 86%)9943(Top 81%)9943(Top 182%)
15K9.32 mi3.11 mi24726+52010072+29110072+29123545(Top 83%)9405(Top 77%)9405(Top 172%)
20K12.43 mi3.11 mi24183+5439795+2779795+27722436(Top 79%)8831(Top 72%)8831(Top 161%)
Half13.11 mi0.68 mi24091+929744+519744+5122308(Top 79%)8790(Top 72%)8790(Top 161%)
25K15.53 mi2.42 mi23776+3159570+1749570+17422323(Top 79%)8831(Top 72%)8831(Top 161%)
30K18.64 mi3.11 mi23467+3099440+1309440+13022150(Top 78%)8849(Top 72%)8849(Top 162%)
20M20.00 mi1.36 mi23310+1579368+729368+7221888(Top 77%)8829(Top 72%)8829(Top 161%)
21M21.00 mi1.00 mi23143+1679299+699299+6920193(Top 71%)8020(Top 66%)8020(Top 147%)
35K21.75 mi0.75 mi23102+419287+129287+1222114(Top 78%)9093(Top 74%)9093(Top 166%)
23M23.00 mi1.25 mi23092+109314-279314-2722845(Top 80%)9521(Top 78%)9521(Top 174%)
24M24.00 mi1.00 mi23018+749300+149300+1421343(Top 75%)8777(Top 72%)8777(Top 160%)
40K24.85 mi0.85 mi22910+1089259+419259+4120591(Top 72%)8459(Top 69%)8459(Top 155%)
25.2M25.20 mi0.35 mi22870+409245+149245+1420028(Top 71%)8189(Top 67%)8189(Top 150%)
Finish26.22 mi1.02 mi22771+999204+419204+4119806(Top 70%)8045(Top 66%)8045(Top 147%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 83%
×21stories
+97ft-345ft

Overall

23545

Females

9405

F18-39

9405

5K→10K

3.1 - 6.2 mi

Top 86%
×5stories
+79ft-138ft

Overall

24463

Females

9943

F18-39

9943

10K→15K

6.2 - 9.3 mi

Top 83%
×3stories
+67ft-78ft

Overall

23545

Females

9405

F18-39

9405

15K→20K

9.3 - 12.4 mi

Top 79%
×5stories
+106ft-86ft

Overall

22436

Females

8831

F18-39

8831

20K→Half

12.4 - 13.1 mi

Top 79%
×2stories
+19ft-37ft

Overall

22308

Females

8790

F18-39

8790

Half→25K

13.1 - 15.5 mi

Top 79%
×4stories
+66ft-88ft

Overall

22323

Females

8831

F18-39

8831

25K→30K

15.5 - 18.6 mi

Top 78%
×9stories
+181ft-148ft

Overall

22150

Females

8849

F18-39

8849

30K→20M

18.6 - 20.0 mi

Top 77%
×5stories
+64ft-50ft

Overall

21888

Females

8829

F18-39

8829

20M→21M

20.0 - 21.0 mi

Top 71%
×8stories
+106ft-24ft

Overall

20193

Females

8020

F18-39

8020

21M→35K

21.0 - 21.8 mi

Top 78%
×7stories
+17ft-86ft

Overall

22114

Females

9093

F18-39

9093

35K→23M

21.8 - 23.0 mi

Top 80%
×5stories
+23ft-63ft

Overall

22845

Females

9521

F18-39

9521

23M→24M

23.0 - 24.0 mi

Top 75%
×6stories
+12ft-82ft

Overall

21343

Females

8777

F18-39

8777

24M→40K

24.0 - 24.9 mi

Top 72%
×1story
+6ft-20ft

Overall

20591

Females

8459

F18-39

8459

40K→25.2M

24.9 - 25.2 mi

Top 71%
×1story
+13ft-16ft

Overall

20028

Females

8189

F18-39

8189

25.2M→Finish

25.2 - 26.2 mi

Top 70%
×2stories
+22ft-21ft

Overall

19806

Females

8045

F18-39

8045

Passing Analysis

Category:
Athletes Passed
3505
Passed By
195
Net Change
+3310
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#26081
5K → 10K8449+835#26081#25246
10K → 15K5277+520#25246#24726
15K → 20K5441+543#24726#24183
20K → Half931+92#24183#24091
Half → 25K32510+315#24091#23776
25K → 30K34435+309#23776#23467
30K → 20M16710+157#23467#23310
20M → 21M1725+167#23310#23143
21M → 35K5716+41#23143#23102
35K → 23M7363+10#23102#23092
23M → 24M9218+74#23092#23018
24M → 40K1179+108#23018#22910
40K → 25.2M466+40#22910#22870
25.2M → Finish1045+99#22870#22771
TOTALS3505195+3310
📊

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