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BOSTON MARATHON 2025

Natalie Rathjen

Bib: 10924•F

TX

0:00
0:00
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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
8:12/mi
25:28
↑ 97↓ 3451.5%
10K· 6.21 mi
8:30/mi
51:51
↑ 79↓ 1380.4%
15K· 9.32 mi
8:34/mi
1:18:27
↑ 67↓ 78
20K· 12.43 mi
8:44/mi
1:45:34
↑ 106↓ 860.1%
Half· 13.11 mi
8:34/mi
1:51:25
↑ 19↓ 370.5%
25K· 15.53 mi
8:44/mi
2:12:35
↑ 66↓ 880.2%
30K· 18.64 mi
8:59/mi
2:40:31
↑ 181↓ 1480.2%
20M
9:18/mi
2:53:09
↑ 64↓ 500.2%
21M
10:58/mi
3:04:07
↑ 106↓ 241.6%
35K· 21.75 mi
10:56/mi
3:12:18
↑ 17↓ 861.7%
23M
10:28/mi
3:25:24
↑ 23↓ 630.6%
24M
9:35/mi
3:34:59
↓ 821.3%
40K· 24.85 mi
9:42/mi
3:43:17
↓ 200.3%
25.2M
11:16/mi
3:47:10
↑ 13↓ 160.2%
Finish· 26.22 mi
9:18/mi
3:56:39
↑ 22↓ 21

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:51:25
Pace8:30 /mi
2nd Half
Distance13.11 mi
Time2:05:14
Pace9:33 /mi
📊Positive Split: 12.4% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:52:1425:288:1225:28
8:12
-
10K
6.21 mi11:18:3751:518:2126:23
8:30
+0:18
15K
9.32 mi11:45:131:18:278:2526:36
8:34
+0:04
20K
12.43 mi12:12:201:45:348:3027:07
8:44
+0:10
Half
13.11 mi12:18:111:51:258:305:51
8:34
-0:10
25K
15.53 mi12:39:212:12:358:3221:10
8:44
+0:10
30K
18.64 mi13:07:172:40:318:3727:56
8:59
+0:15
20M
20.00 mi13:19:552:53:098:3912:38
9:18
+0:19
21M
21.00 mi13:30:533:04:078:4610:58
10:58
+1:40
35K
21.75 mi13:39:043:12:188:518:11
10:56
-0:02
23M
23.00 mi13:52:103:25:248:5613:06
10:28
-0:28
24M
24.00 mi14:01:453:34:598:579:35
9:35
-0:53
40K
24.85 mi14:10:033:43:178:598:18
9:42
+0:07
25.2M
25.20 mi14:13:563:47:109:013:53
11:16
+1:34
Finish
26.22 mi14:23:253:56:399:029:29
9:18
-1:58

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

8:12 /mi

Average Pace

9:02 /mi

Slowest Pace

11:16 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:12:35

56% of race

Time at Steady Pace

1:07:56

29% of race

Time at Slower Pace

36:08

15% of race

Average Pace: 9:02 /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 mi10:52:1425:288:1225:28
8:12
#18091
10K
6.21 mi11:18:3751:518:2126:23
8:30
#18889
15K
9.32 mi11:45:131:18:278:2526:36
8:34
#19139
20K
12.43 mi12:12:201:45:348:3027:07
8:44
#19231
Half
13.11 mi12:18:111:51:258:305:51
8:34
#19251
25K
15.53 mi12:39:212:12:358:3221:10
8:44
#19129
30K
18.64 mi13:07:172:40:318:3727:56
8:59
#18820
20M
20.00 mi13:19:552:53:098:3912:38
9:18
#18774
21M
21.00 mi13:30:533:04:078:4610:58
10:58
#18999
35K
21.75 mi13:39:043:12:188:518:11
10:56
#19330
23M
23.00 mi13:52:103:25:248:5613:06
10:28
#19567
24M
24.00 mi14:01:453:34:598:579:35
9:35
#19587
40K
24.85 mi14:10:033:43:178:598:18
9:42
#19588
25.2M
25.20 mi14:13:563:47:109:013:53
11:16
#19636
Finish
26.22 mi14:23:253:56:399:029:29
9:18
#19677
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF18-39Seg. OverallSeg. FemalesSeg. F18-39
5K3.11 mi3.11 mi180916401640119712(Top 69%)7282(Top 60%)7282(Top 133%)
10K6.21 mi3.10 mi18889-7986842-4416842-44119755(Top 70%)7335(Top 60%)7335(Top 134%)
15K9.32 mi3.11 mi19139-2506981-1396981-13919712(Top 69%)7282(Top 60%)7282(Top 133%)
20K12.43 mi3.11 mi19231-927040-597040-5919569(Top 69%)7247(Top 59%)7247(Top 133%)
Half13.11 mi0.68 mi19251-207055-157055-1519735(Top 69%)7323(Top 60%)7323(Top 134%)
25K15.53 mi2.42 mi19129+1226987+686987+6818592(Top 65%)6753(Top 55%)6753(Top 123%)
30K18.64 mi3.11 mi18820+3096841+1466841+14617662(Top 62%)6398(Top 52%)6398(Top 117%)
20M20.00 mi1.36 mi18774+466844-36844-318305(Top 64%)6896(Top 56%)6896(Top 126%)
21M21.00 mi1.00 mi18999-2257006-1627006-16221306(Top 75%)8600(Top 70%)8600(Top 157%)
35K21.75 mi0.75 mi19330-3317205-1997205-19924085(Top 85%)10107(Top 83%)10107(Top 185%)
23M23.00 mi1.25 mi19567-2377377-1727377-17221926(Top 77%)9026(Top 74%)9026(Top 165%)
24M24.00 mi1.00 mi19587-207415-387415-3819939(Top 70%)8050(Top 66%)8050(Top 147%)
40K24.85 mi0.85 mi19588-17431-167431-1619516(Top 69%)7899(Top 65%)7899(Top 144%)
25.2M25.20 mi0.35 mi19636-487471-407471-4021433(Top 75%)8866(Top 73%)8866(Top 162%)
Finish26.22 mi1.02 mi19677-417506-357506-3520414(Top 72%)8346(Top 68%)8346(Top 153%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 69%
×21story building
+97ft-345ft

Overall

19712

Females

7282

F18-39

7282

5K→10K

3.1 - 6.2 mi

Top 70%
×5story building
+79ft-138ft

Overall

19755

Females

7335

F18-39

7335

10K→15K

6.2 - 9.3 mi

Top 69%
×3story building
+67ft-78ft

Overall

19712

Females

7282

F18-39

7282

15K→20K

9.3 - 12.4 mi

Top 69%
×5story building
+106ft-86ft

Overall

19569

Females

7247

F18-39

7247

20K→Half

12.4 - 13.1 mi

Top 69%
×2story building
+19ft-37ft

Overall

19735

Females

7323

F18-39

7323

Half→25K

13.1 - 15.5 mi

Top 65%
×4story building
+66ft-88ft

Overall

18592

Females

6753

F18-39

6753

25K→30K

15.5 - 18.6 mi

Top 62%
×9story building
+181ft-148ft

Overall

17662

Females

6398

F18-39

6398

30K→20M

18.6 - 20.0 mi

Top 64%
×5story building
+64ft-50ft

Overall

18305

Females

6896

F18-39

6896

20M→21M

20.0 - 21.0 mi

Top 75%
×8story building
+106ft-24ft

Overall

21306

Females

8600

F18-39

8600

21M→35K

21.0 - 21.8 mi

Top 85%
×7story building
+17ft-86ft

Overall

24085

Females

10107

F18-39

10107

35K→23M

21.8 - 23.0 mi

Top 77%
×5story building
+23ft-63ft

Overall

21926

Females

9026

F18-39

9026

23M→24M

23.0 - 24.0 mi

Top 70%
×6story building
+12ft-82ft

Overall

19939

Females

8050

F18-39

8050

24M→40K

24.0 - 24.9 mi

Top 69%
×1story
+6ft-20ft

Overall

19516

Females

7899

F18-39

7899

40K→25.2M

24.9 - 25.2 mi

Top 75%
×1story
+13ft-16ft

Overall

21433

Females

8866

F18-39

8866

25.2M→Finish

25.2 - 26.2 mi

Top 72%
×2story building
+22ft-21ft

Overall

20414

Females

8346

F18-39

8346

Passing Analysis

Category:
Athletes Passed
1395
Passed By
2981
Net Change
-1586
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#18091
5K → 10K70868-798#18091#18889
10K → 15K120370-250#18889#19139
15K → 20K163255-92#19139#19231
20K → Half2545-20#19231#19251
Half → 25K225103+122#19251#19129
25K → 30K38879+309#19129#18820
30K → 20M12074+46#18820#18774
20M → 21M49274-225#18774#18999
21M → 35K12343-331#18999#19330
35K → 23M44281-237#19330#19567
23M → 24M5777-20#19567#19587
24M → 40K5859-1#19587#19588
40K → 25.2M2371-48#19588#19636
25.2M → Finish4182-41#19636#19677
TOTALS13952981-1586
📊

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