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BOSTON MARATHON 2025

Katherine Popolo

Bib: 28672•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

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
8:56/mi
27:44
↑ 97↓ 3451.5%
10K· 6.21 mi
8:47/mi
55:02
↑ 79↓ 1380.4%
15K· 9.32 mi
8:41/mi
1:22:00
↑ 67↓ 78
20K· 12.43 mi
8:38/mi
1:48:49
↑ 106↓ 860.1%
Half· 13.11 mi
8:27/mi
1:54:35
↑ 19↓ 370.5%
25K· 15.53 mi
8:40/mi
2:15:35
↑ 66↓ 880.2%
30K· 18.64 mi
8:56/mi
2:43:21
↑ 181↓ 1480.2%
20M
9:04/mi
2:55:40
↑ 64↓ 500.2%
21M
9:22/mi
3:05:02
↑ 106↓ 241.6%
35K· 21.75 mi
8:45/mi
3:11:35
↑ 17↓ 861.7%
23M
8:48/mi
3:22:36
↑ 23↓ 630.6%
24M
8:31/mi
3:31:07
↓ 821.3%
40K· 24.85 mi
8:42/mi
3:38:33
↓ 200.3%
25.2M
9:25/mi
3:41:48
↑ 13↓ 160.2%
Finish· 26.22 mi
8:17/mi
3:50:14
↑ 22↓ 21

The Course

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Half Splits

1st Half· via Half⚖️ Balanced
Distance13.11 mi
Time1:54:35
Pace8:44 /mi
2nd Half⚖️ Balanced
Distance13.11 mi
Time1:55:39
Pace8:49 /mi
📊Even Split: Consistent pacing between halves

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:44:5027:448:5627:44
8:56
-
10K
6.21 mi12:12:0855:028:5127:18
8:47
-0:09
15K
9.32 mi12:39:061:22:008:4826:58
8:41
-0:06
20K
12.43 mi13:05:551:48:498:4526:49
8:38
-0:03
Half
13.11 mi13:11:411:54:358:445:46
8:27
-0:11
25K
15.53 mi13:32:412:15:358:4421:00
8:40
+0:13
30K
18.64 mi14:00:272:43:218:4627:46
8:56
+0:16
20M
20.00 mi14:12:462:55:408:4712:19
9:04
+0:08
21M
21.00 mi14:22:083:05:028:499:22
9:22
+0:18
35K
21.75 mi14:28:413:11:358:496:33
8:45
-0:37
23M
23.00 mi14:39:423:22:368:4911:01
8:48
+0:03
24M
24.00 mi14:48:133:31:078:488:31
8:31
-0:17
40K
24.85 mi14:55:393:38:338:487:26
8:42
+0:11
25.2M
25.20 mi14:58:543:41:488:483:15
9:25
+0:43
Finish
26.22 mi15:07:203:50:148:478:26
8:17
-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

8:17 /mi

Average Pace

8:47 /mi

Slowest Pace

9:25 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

3:37:37

95% of race

Time at Steady Pace

12:37

5% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 8:47 /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 mi11:44:5027:448:5627:44
8:56
#22116
10K
6.21 mi12:12:0855:028:5127:18
8:47
#21736
15K
9.32 mi12:39:061:22:008:4826:58
8:41
#21250
20K
12.43 mi13:05:551:48:498:4526:49
8:38
#20708
Half
13.11 mi13:11:411:54:358:445:46
8:27
#20623
25K
15.53 mi13:32:412:15:358:4421:00
8:40
#20237
30K
18.64 mi14:00:272:43:218:4627:46
8:56
#19671
20M
20.00 mi14:12:462:55:408:4712:19
9:04
#19475
21M
21.00 mi14:22:083:05:028:499:22
9:22
#19238
35K
21.75 mi14:28:413:11:358:496:33
8:45
#19160
23M
23.00 mi14:39:423:22:368:4911:01
8:48
#18921
24M
24.00 mi14:48:133:31:078:488:31
8:31
#18751
40K
24.85 mi14:55:393:38:338:487:26
8:42
#18573
25.2M
25.20 mi14:58:543:41:488:483:15
9:25
#18491
Finish
26.22 mi15:07:203:50:148:478:26
8:17
#18370
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF18-39Seg. OverallSeg. FemalesSeg. F18-39
5K3.11 mi3.11 mi221168690869020371(Top 72%)7637(Top 62%)7637(Top 140%)
10K6.21 mi3.10 mi21736+3808461+2298461+22921347(Top 75%)8220(Top 67%)8220(Top 150%)
15K9.32 mi3.11 mi21250+4868175+2868175+28620371(Top 72%)7637(Top 62%)7637(Top 140%)
20K12.43 mi3.11 mi20708+5427876+2997876+29919028(Top 67%)6933(Top 57%)6933(Top 127%)
Half13.11 mi0.68 mi20623+857825+517825+5118935(Top 67%)6858(Top 56%)6858(Top 125%)
25K15.53 mi2.42 mi20237+3867626+1997626+19918168(Top 64%)6519(Top 53%)6519(Top 119%)
30K18.64 mi3.11 mi19671+5667335+2917335+29117361(Top 61%)6226(Top 51%)6226(Top 114%)
20M20.00 mi1.36 mi19475+1967250+857250+8517165(Top 60%)6236(Top 51%)6236(Top 114%)
21M21.00 mi1.00 mi19238+2377136+1147136+11415506(Top 55%)5464(Top 45%)5464(Top 100%)
35K21.75 mi0.75 mi19160+787105+317105+3117066(Top 60%)6387(Top 52%)6387(Top 117%)
23M23.00 mi1.25 mi18921+2397002+1037002+10315137(Top 53%)5416(Top 44%)5416(Top 99%)
24M24.00 mi1.00 mi18751+1706933+696933+6914669(Top 52%)5205(Top 43%)5205(Top 95%)
40K24.85 mi0.85 mi18573+1786861+726861+7214640(Top 52%)5339(Top 44%)5339(Top 98%)
25.2M25.20 mi0.35 mi18491+826827+346827+3414285(Top 50%)5205(Top 43%)5205(Top 95%)
Finish26.22 mi1.02 mi18370+1216784+436784+4314808(Top 52%)5381(Top 44%)5381(Top 98%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 72%
×21story building
+97ft-345ft

Overall

20371

Females

7637

F18-39

7637

5K→10K

3.1 - 6.2 mi

Top 75%
×5story building
+79ft-138ft

Overall

21347

Females

8220

F18-39

8220

10K→15K

6.2 - 9.3 mi

Top 72%
×3story building
+67ft-78ft

Overall

20371

Females

7637

F18-39

7637

15K→20K

9.3 - 12.4 mi

Top 67%
×5story building
+106ft-86ft

Overall

19028

Females

6933

F18-39

6933

20K→Half

12.4 - 13.1 mi

Top 67%
×2story building
+19ft-37ft

Overall

18935

Females

6858

F18-39

6858

Half→25K

13.1 - 15.5 mi

Top 64%
×4story building
+66ft-88ft

Overall

18168

Females

6519

F18-39

6519

25K→30K

15.5 - 18.6 mi

Top 61%
×9story building
+181ft-148ft

Overall

17361

Females

6226

F18-39

6226

30K→20M

18.6 - 20.0 mi

Top 60%
×5story building
+64ft-50ft

Overall

17165

Females

6236

F18-39

6236

20M→21M

20.0 - 21.0 mi

Top 55%
×8story building
+106ft-24ft

Overall

15506

Females

5464

F18-39

5464

21M→35K

21.0 - 21.8 mi

Top 60%
×7story building
+17ft-86ft

Overall

17066

Females

6387

F18-39

6387

35K→23M

21.8 - 23.0 mi

Top 53%
×5story building
+23ft-63ft

Overall

15137

Females

5416

F18-39

5416

23M→24M

23.0 - 24.0 mi

Top 52%
×6story building
+12ft-82ft

Overall

14669

Females

5205

F18-39

5205

24M→40K

24.0 - 24.9 mi

Top 52%
×1story
+6ft-20ft

Overall

14640

Females

5339

F18-39

5339

40K→25.2M

24.9 - 25.2 mi

Top 50%
×1story
+13ft-16ft

Overall

14285

Females

5205

F18-39

5205

25.2M→Finish

25.2 - 26.2 mi

Top 52%
×2story building
+22ft-21ft

Overall

14808

Females

5381

F18-39

5381

Passing Analysis

Category:
Athletes Passed
4029
Passed By
283
Net Change
+3746
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#22116
5K → 10K491111+380#22116#21736
10K → 15K53751+486#21736#21250
15K → 20K5508+542#21250#20708
20K → Half872+85#20708#20623
Half → 25K39610+386#20623#20237
25K → 30K58721+566#20237#19671
30K → 20M21317+196#19671#19475
20M → 21M2469+237#19475#19238
21M → 35K9315+78#19238#19160
35K → 23M2434+239#19160#18921
23M → 24M1777+170#18921#18751
24M → 40K1879+178#18751#18573
40K → 25.2M842+82#18573#18491
25.2M → Finish13817+121#18491#18370
TOTALS4029283+3746
📊

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