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BOSTON MARATHON 2025

Katie Arkins

Bib: 19284•F

MA

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

Start
0:00:00
Race begins
5K· 3.11 mi
23:43
Rank: #13368
Start → 5K
23:43 | 7:38/mi
10K· 6.21 mi
47:04
Rank: #12784 (+584)
5K → 10K
23:21 | 7:31/mi
15K· 9.32 mi
1:10:14
Rank: #12282 (+502)
10K → 15K
23:10 | 7:27/mi
20K· 12.43 mi
1:33:37
Rank: #11922 (+360)
15K → 20K
23:23 | 7:32/mi
Half· 13.11 mi
1:38:36
Rank: #11812 (+110)
20K → Half
4:59 | 7:18/mi
25K· 15.53 mi
1:57:00
Rank: #11605 (+207)
Half → 25K
18:24 | 7:35/mi
30K· 18.64 mi
2:23:11
Rank: #12085 (-480)
25K → 30K
26:11 | 8:26/mi
20M
2:35:31
Rank: #12519 (-434)
30K → 20M
12:20 | 9:05/mi
21M
2:52:26
Rank: #15470 (-2951)
20M → 21M
16:55 | 16:55/mi
35K· 21.75 mi
3:01:21
Rank: #16218 (-748)
21M → 35K
8:55 | 11:55/mi
23M
3:13:48
Rank: #16509 (-291)
35K → 23M
12:27 | 9:57/mi
24M
3:21:31
Rank: #16179 (+330)
23M → 24M
7:43 | 7:43/mi
40K· 24.85 mi
3:29:11
Rank: #16175 (+4)
24M → 40K
7:40 | 8:58/mi
25.2M
3:32:09
Rank: #16061 (+114)
40K → 25.2M
2:58 | 8:36/mi
Finish· 26.22 mi
3:39:22
Rank: #15716 (+345)
25.2M → Finish
7:13 | 7:05/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:38:36
Pace7:31 /mi
2nd Half
Distance13.11 mi
Time2:00:46
Pace9:13 /mi
📊Positive Split: 22.5% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:15:0923:437:3823:43
7:38
-
10K
6.21 mi11:38:3047:047:3423:21
7:31
-0:07
15K
9.32 mi12:01:401:10:147:3223:10
7:27
-0:04
20K
12.43 mi12:25:031:33:377:3223:23
7:32
+0:05
Half
13.11 mi12:30:021:38:367:314:59
7:18
-0:14
25K
15.53 mi12:48:261:57:007:3218:24
7:35
+0:17
30K
18.64 mi13:14:372:23:117:4126:11
8:26
+0:51
20M
20.00 mi13:26:572:35:317:4712:20
9:05
+0:39
21M
21.00 mi13:43:522:52:268:1316:55
16:55
+7:50
35K
21.75 mi13:52:473:01:218:208:55
11:55
-5:00
23M
23.00 mi14:05:143:13:488:2612:27
9:57
-1:58
24M
24.00 mi14:12:573:21:318:247:43
7:43
-2:14
40K
24.85 mi14:20:373:29:118:257:40
8:58
+1:15
25.2M
25.20 mi14:23:353:32:098:252:58
8:36
-0:22
Finish
26.22 mi14:30:483:39:228:227:13
7:05
-1:31

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

7:05 /mi

Average Pace

8:22 /mi

Slowest Pace

16:55 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

0:00

0% of race

Time at Steady Pace

2:41:05

73% of race

Time at Slower Pace

58:17

27% 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 mi11:15:0923:437:3823:43
7:38
#13368
10K
6.21 mi11:38:3047:047:3423:21
7:31
#12784
15K
9.32 mi12:01:401:10:147:3223:10
7:27
#12282
20K
12.43 mi12:25:031:33:377:3223:23
7:32
#11922
Half
13.11 mi12:30:021:38:367:314:59
7:18
#11812
25K
15.53 mi12:48:261:57:007:3218:24
7:35
#11605
30K
18.64 mi13:14:372:23:117:4126:11
8:26
#12085
20M
20.00 mi13:26:572:35:317:4712:20
9:05
#12519
21M
21.00 mi13:43:522:52:268:1316:55
16:55
#15470
35K
21.75 mi13:52:473:01:218:208:55
11:55
#16218
23M
23.00 mi14:05:143:13:488:2612:27
9:57
#16509
24M
24.00 mi14:12:573:21:318:247:43
7:43
#16179
40K
24.85 mi14:20:373:29:118:257:40
8:58
#16175
25.2M
25.20 mi14:23:353:32:098:252:58
8:36
#16061
Finish
26.22 mi14:30:483:39:228:227:13
7:05
#15716
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF18-39Seg. OverallSeg. FemalesSeg. F18-39
5K3.11 mi3.11 mi133683528352811366(Top 40%)2568(Top 21%)2568(Top 47%)
10K6.21 mi3.10 mi12784+5843224+3043224+30412225(Top 43%)2949(Top 24%)2949(Top 54%)
15K9.32 mi3.11 mi12282+5022992+2322992+23211366(Top 40%)2568(Top 21%)2568(Top 47%)
20K12.43 mi3.11 mi11922+3602836+1562836+15610973(Top 39%)2466(Top 20%)2466(Top 45%)
Half13.11 mi0.68 mi11812+1102782+542782+549937(Top 35%)1950(Top 16%)1950(Top 36%)
25K15.53 mi2.42 mi11605+2072710+722710+7210646(Top 37%)2410(Top 20%)2410(Top 44%)
30K18.64 mi3.11 mi12085-4803039-3293039-32914292(Top 50%)4533(Top 37%)4533(Top 83%)
20M20.00 mi1.36 mi12519-4343321-2823321-28217179(Top 60%)6247(Top 51%)6247(Top 114%)
21M21.00 mi1.00 mi15470-29514998-16774998-167728127(Top 99%)12117(Top 99%)12117(Top 222%)
35K21.75 mi0.75 mi16218-7485442-4445442-44425734(Top 91%)10973(Top 90%)10973(Top 201%)
23M23.00 mi1.25 mi16509-2915641-1995641-19920286(Top 71%)8196(Top 67%)8196(Top 150%)
24M24.00 mi1.00 mi16179+3305487+1545487+1549159(Top 32%)2414(Top 20%)2414(Top 44%)
40K24.85 mi0.85 mi16175+45498-115498-1116062(Top 57%)6086(Top 50%)6086(Top 111%)
25.2M25.20 mi0.35 mi16061+1145451+475451+479285(Top 33%)2718(Top 22%)2718(Top 50%)
Finish26.22 mi1.02 mi15716+3455281+1705281+1706204(Top 22%)1336(Top 11%)1336(Top 24%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 40%
×21stories
+97ft-345ft

Overall

11366

Females

2568

F18-39

2568

5K→10K

3.1 - 6.2 mi

Top 43%
×5stories
+79ft-138ft

Overall

12225

Females

2949

F18-39

2949

10K→15K

6.2 - 9.3 mi

Top 40%
×3stories
+67ft-78ft

Overall

11366

Females

2568

F18-39

2568

15K→20K

9.3 - 12.4 mi

Top 39%
×5stories
+106ft-86ft

Overall

10973

Females

2466

F18-39

2466

20K→Half

12.4 - 13.1 mi

Top 35%
×2stories
+19ft-37ft

Overall

9937

Females

1950

F18-39

1950

Half→25K

13.1 - 15.5 mi

Top 37%
×4stories
+66ft-88ft

Overall

10646

Females

2410

F18-39

2410

25K→30K

15.5 - 18.6 mi

Top 50%
×9stories
+181ft-148ft

Overall

14292

Females

4533

F18-39

4533

30K→20M

18.6 - 20.0 mi

Top 60%
×5stories
+64ft-50ft

Overall

17179

Females

6247

F18-39

6247

20M→21M

20.0 - 21.0 mi

Top 99%
×8stories
+106ft-24ft

Overall

28127

Females

12117

F18-39

12117

21M→35K

21.0 - 21.8 mi

Top 91%
×7stories
+17ft-86ft

Overall

25734

Females

10973

F18-39

10973

35K→23M

21.8 - 23.0 mi

Top 71%
×5stories
+23ft-63ft

Overall

20286

Females

8196

F18-39

8196

23M→24M

23.0 - 24.0 mi

Top 32%
×6stories
+12ft-82ft

Overall

9159

Females

2414

F18-39

2414

24M→40K

24.0 - 24.9 mi

Top 57%
×1story
+6ft-20ft

Overall

16062

Females

6086

F18-39

6086

40K→25.2M

24.9 - 25.2 mi

Top 33%
×1story
+13ft-16ft

Overall

9285

Females

2718

F18-39

2718

25.2M→Finish

25.2 - 26.2 mi

Top 22%
×2stories
+22ft-21ft

Overall

6204

Females

1336

F18-39

1336

Passing Analysis

Category:
Athletes Passed
3048
Passed By
5396
Net Change
-2348
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#13368
5K → 10K67288+584#13368#12784
10K → 15K53432+502#12784#12282
15K → 20K39939+360#12282#11922
20K → Half1133+110#11922#11812
Half → 25K26457+207#11812#11605
25K → 30K122602-480#11605#12085
30K → 20M39473-434#12085#12519
20M → 21M02951-2951#12519#15470
21M → 35K6754-748#15470#16218
35K → 23M47338-291#16218#16509
23M → 24M3300+330#16509#16179
24M → 40K6258+4#16179#16175
40K → 25.2M1151+114#16175#16061
25.2M → Finish3450+345#16061#15716
TOTALS30485396-2348
📊

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