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BOSTON MARATHON 2025

Katelin Barkey

Bib: 9900•F

ON

0:00
0:00
/ mi
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Overall
#0 / 28404
Top 22%
Gender (Female)
#0 / 12228
Top 6%
Division (F18-39)
#0 / 5469
Top 12%
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
7:01/mi
21:47
↑ 97↓ 3451.5%
10K· 6.21 mi
6:56/mi
43:18
↑ 79↓ 1380.4%
15K· 9.32 mi
7:00/mi
1:05:04
↑ 67↓ 78
20K· 12.43 mi
7:06/mi
1:27:09
↑ 106↓ 860.1%
Half· 13.11 mi
6:56/mi
1:31:53
↑ 19↓ 370.5%
25K· 15.53 mi
7:11/mi
1:49:18
↑ 66↓ 880.2%
30K· 18.64 mi
7:11/mi
2:11:38
↑ 181↓ 1480.2%
20M
7:17/mi
2:21:32
↑ 64↓ 500.2%
21M
7:36/mi
2:29:08
↑ 106↓ 241.6%
35K· 21.75 mi
7:02/mi
2:34:24
↑ 17↓ 861.7%
23M
7:17/mi
2:43:31
↑ 23↓ 630.6%
24M
7:12/mi
2:50:43
↓ 821.3%
40K· 24.85 mi
7:19/mi
2:56:58
↓ 200.3%
25.2M
7:56/mi
2:59:42
↑ 13↓ 160.2%
Finish· 26.22 mi
6:59/mi
3:06:49
↑ 22↓ 21

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:31:53
Pace7:01 /mi
2nd Half
Distance13.11 mi
Time1:34:56
Pace7:15 /mi
📊Positive Split: 3.3% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:47:3121:477:0121:47
7:01
-
10K
6.21 mi11:09:0243:186:5821:31
6:56
-0:05
15K
9.32 mi11:30:481:05:046:5921:46
7:00
+0:04
20K
12.43 mi11:52:531:27:097:0122:05
7:06
+0:06
Half
13.11 mi11:57:371:31:537:014:44
6:56
-0:10
25K
15.53 mi12:15:021:49:187:0217:25
7:11
+0:15
30K
18.64 mi12:37:222:11:387:0422:20
7:11
0:00
20M
20.00 mi12:47:162:21:327:059:54
7:17
+0:06
21M
21.00 mi12:54:522:29:087:067:36
7:36
+0:19
35K
21.75 mi13:00:082:34:247:065:16
7:02
-0:34
23M
23.00 mi13:09:152:43:317:079:07
7:17
+0:15
24M
24.00 mi13:16:272:50:437:077:12
7:12
-0:05
40K
24.85 mi13:22:422:56:587:076:15
7:19
+0:07
25.2M
25.20 mi13:25:262:59:427:082:44
7:56
+0:37
Finish
26.22 mi13:32:333:06:497:087:07
6:59
-0:57

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

6:56 /mi

Average Pace

7:08 /mi

Slowest Pace

7:56 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

3:04:05

99% of race

Time at Steady Pace

2:44

1% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 7:07 /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 mi10:47:3121:477:0121:47
7:01
#7924
10K
6.21 mi11:09:0243:186:5821:31
6:56
#7651
15K
9.32 mi11:30:481:05:046:5921:46
7:00
#7634
20K
12.43 mi11:52:531:27:097:0122:05
7:06
#7576
Half
13.11 mi11:57:371:31:537:014:44
6:56
#7553
25K
15.53 mi12:15:021:49:187:0217:25
7:11
#7496
30K
18.64 mi12:37:222:11:387:0422:20
7:11
#7091
20M
20.00 mi12:47:162:21:327:059:54
7:17
#6895
21M
21.00 mi12:54:522:29:087:067:36
7:36
#6718
35K
21.75 mi13:00:082:34:247:065:16
7:02
#6628
23M
23.00 mi13:09:152:43:317:079:07
7:17
#6471
24M
24.00 mi13:16:272:50:437:077:12
7:12
#6388
40K
24.85 mi13:22:422:56:587:076:15
7:19
#6327
25.2M
25.20 mi13:25:262:59:427:082:44
7:56
#6286
Finish
26.22 mi13:32:333:06:497:087:07
6:59
#6199
Faster pace
Steady pace
Slower pace
Est.Checkpoint not recorded (estimated)
~Segment time uses estimated prior

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF18-39Seg. OverallSeg. FemalesSeg. F18-39
5K3.11 mi3.11 mi79249539537671(Top 27%)921(Top 8%)921(Top 17%)
10K6.21 mi3.10 mi7651+273872+81872+817448(Top 26%)829(Top 7%)829(Top 15%)
15K9.32 mi3.11 mi7634+17883-11883-117671(Top 27%)921(Top 8%)921(Top 17%)
20K12.43 mi3.11 mi7576+58876+7876+77573(Top 27%)955(Top 8%)955(Top 17%)
Half13.11 mi0.68 mi7553+23874+2874+27191(Top 25%)815(Top 7%)815(Top 15%)
25K15.53 mi2.42 mi7496+57872+2872+27513(Top 26%)1048(Top 9%)1048(Top 19%)
30K18.64 mi3.11 mi7091+405797+75797+755817(Top 20%)628(Top 5%)628(Top 11%)
20M20.00 mi1.36 mi6895+196769+28769+285722(Top 20%)715(Top 6%)715(Top 13%)
21M21.00 mi1.00 mi6718+177751+18751+185151(Top 18%)651(Top 5%)651(Top 12%)
35K21.75 mi0.75 mi6628+90746+5746+55676(Top 20%)811(Top 7%)811(Top 15%)
23M23.00 mi1.25 mi6471+157725+21725+215380(Top 19%)783(Top 6%)783(Top 14%)
24M24.00 mi1.00 mi6388+83723+2723+25845(Top 21%)1002(Top 8%)1002(Top 18%)
40K24.85 mi0.85 mi6327+61729-6729-65721(Top 20%)1018(Top 8%)1018(Top 19%)
25.2M25.20 mi0.35 mi6286+41732-3732-35623(Top 20%)1086(Top 9%)1086(Top 20%)
Finish26.22 mi1.02 mi6199+87729+3729+35650(Top 20%)1116(Top 9%)1116(Top 20%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 27%
×21story building
+97ft-345ft

Overall

7671

Females

921

F18-39

921

5K→10K

3.1 - 6.2 mi

Top 26%
×5story building
+79ft-138ft

Overall

7448

Females

829

F18-39

829

10K→15K

6.2 - 9.3 mi

Top 27%
×3story building
+67ft-78ft

Overall

7671

Females

921

F18-39

921

15K→20K

9.3 - 12.4 mi

Top 27%
×5story building
+106ft-86ft

Overall

7573

Females

955

F18-39

955

20K→Half

12.4 - 13.1 mi

Top 25%
×2story building
+19ft-37ft

Overall

7191

Females

815

F18-39

815

Half→25K

13.1 - 15.5 mi

Top 26%
×4story building
+66ft-88ft

Overall

7513

Females

1048

F18-39

1048

25K→30K

15.5 - 18.6 mi

Top 20%
×9story building
+181ft-148ft

Overall

5817

Females

628

F18-39

628

30K→20M

18.6 - 20.0 mi

Top 20%
×5story building
+64ft-50ft

Overall

5722

Females

715

F18-39

715

20M→21M

20.0 - 21.0 mi

Top 18%
×8story building
+106ft-24ft

Overall

5151

Females

651

F18-39

651

21M→35K

21.0 - 21.8 mi

Top 20%
×7story building
+17ft-86ft

Overall

5676

Females

811

F18-39

811

35K→23M

21.8 - 23.0 mi

Top 19%
×5story building
+23ft-63ft

Overall

5380

Females

783

F18-39

783

23M→24M

23.0 - 24.0 mi

Top 21%
×6story building
+12ft-82ft

Overall

5845

Females

1002

F18-39

1002

24M→40K

24.0 - 24.9 mi

Top 20%
×1story
+6ft-20ft

Overall

5721

Females

1018

F18-39

1018

40K→25.2M

24.9 - 25.2 mi

Top 20%
×1story
+13ft-16ft

Overall

5623

Females

1086

F18-39

1086

25.2M→Finish

25.2 - 26.2 mi

Top 20%
×2story building
+22ft-21ft

Overall

5650

Females

1116

F18-39

1116

Passing Analysis

Category:
Athletes Passed
2267
Passed By
542
Net Change
+1725
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#7924
5K → 10K35986+273#7924#7651
10K → 15K141124+17#7651#7634
15K → 20K160102+58#7634#7576
20K → Half3512+23#7576#7553
Half → 25K13275+57#7553#7496
25K → 30K42722+405#7496#7091
30K → 20M21014+196#7091#6895
20M → 21M19114+177#6895#6718
21M → 35K977+90#6718#6628
35K → 23M16912+157#6628#6471
23M → 24M9714+83#6471#6388
24M → 40K9029+61#6388#6327
40K → 25.2M5211+41#6327#6286
25.2M → Finish10720+87#6286#6199
TOTALS2267542+1725
📊

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