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BOSTON MARATHON 2025

Sarah Eckenrode

Bib: 21439•F

VA

0:00
0:00
/ mi
Masters
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Overall
#0 / 28404
Gender (Female)
#0 / 12228
Top 46%
Masters (Masters Women)
#0 / 6759
Top 33%
Division (F45-49)
#0 / 1813
Top 40%
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
8:19/mi
25:51
↑ 97↓ 3451.5%
10K· 6.21 mi
8:19/mi
51:40
↑ 79↓ 1380.4%
15K· 9.32 mi
8:18/mi
1:17:28
↑ 67↓ 78
20K· 12.43 mi
8:26/mi
1:43:41
↑ 106↓ 860.1%
Half· 13.11 mi
8:18/mi
1:49:21
↑ 19↓ 370.5%
25K· 15.53 mi
8:26/mi
2:09:47
↑ 66↓ 880.2%
30K· 18.64 mi
8:51/mi
2:37:16
↑ 181↓ 1480.2%
20M
8:41/mi
2:49:04
↑ 64↓ 500.2%
21M
9:12/mi
2:58:16
↑ 106↓ 241.6%
35K· 21.75 mi
8:39/mi
3:04:44
↑ 17↓ 861.7%
23M
8:41/mi
3:15:36
↑ 23↓ 630.6%
24M
8:02/mi
3:23:38
↓ 821.3%
40K· 24.85 mi
8:10/mi
3:30:37
↓ 200.3%
25.2M
8:51/mi
3:33:40
↑ 13↓ 160.2%
Finish· 26.22 mi
7:45/mi
3:41:34
↑ 22↓ 21

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:49:21
Pace8:20 /mi
2nd Half
Distance13.11 mi
Time1:52:13
Pace8:34 /mi
📊Positive Split: 2.6% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:24:5125:518:1925:51
8:19
-
10K
6.21 mi11:50:4051:408:1925:49
8:19
0:00
15K
9.32 mi12:16:281:17:288:1925:48
8:18
-0:01
20K
12.43 mi12:42:411:43:418:2126:13
8:26
+0:08
Half
13.11 mi12:48:211:49:218:205:40
8:18
-0:08
25K
15.53 mi13:08:472:09:478:2120:26
8:26
+0:08
30K
18.64 mi13:36:162:37:168:2627:29
8:51
+0:25
20M
20.00 mi13:48:042:49:048:2711:48
8:41
-0:10
21M
21.00 mi13:57:162:58:168:299:12
9:12
+0:31
35K
21.75 mi14:03:443:04:448:306:28
8:39
-0:33
23M
23.00 mi14:14:363:15:368:3010:52
8:41
+0:02
24M
24.00 mi14:22:383:23:388:298:02
8:02
-0:39
40K
24.85 mi14:29:373:30:378:286:59
8:10
+0:08
25.2M
25.20 mi14:32:403:33:408:293:03
8:51
+0:41
Finish
26.22 mi14:40:343:41:348:277:54
7:45
-1:06

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

7:45 /mi

Average Pace

8:27 /mi

Slowest Pace

9:12 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:32:42

69% of race

Time at Steady Pace

59:40

27% of race

Time at Slower Pace

9:12

4% of race

Average Pace: 8:27 /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 mi11:24:5125:518:1925:51
8:19
#18834
10K
6.21 mi11:50:4051:408:1925:49
8:19
#18711
15K
9.32 mi12:16:281:17:288:1925:48
8:18
#18471
20K
12.43 mi12:42:411:43:418:2126:13
8:26
#18269
Half
13.11 mi12:48:211:49:218:205:40
8:18
#18243
25K
15.53 mi13:08:472:09:478:2120:26
8:26
#17955
30K
18.64 mi13:36:162:37:168:2627:29
8:51
#17709
20M
20.00 mi13:48:042:49:048:2711:48
8:41
#17477
21M
21.00 mi13:57:162:58:168:299:12
9:12
#17292
35K
21.75 mi14:03:443:04:448:306:28
8:39
#17232
23M
23.00 mi14:14:363:15:368:3010:52
8:41
#17043
24M
24.00 mi14:22:383:23:388:298:02
8:02
#16792
40K
24.85 mi14:29:373:30:378:286:59
8:10
#16565
25.2M
25.20 mi14:32:403:33:408:293:03
8:51
#16476
Finish
26.22 mi14:40:343:41:348:277:54
7:45
#16259
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF45-49Seg. OverallSeg. FemalesSeg. F45-49
5K3.11 mi3.11 mi188346813681318089(Top 64%)6371(Top 52%)6371(Top 351%)
10K6.21 mi3.10 mi18711+1236740+736740+7318615(Top 66%)6658(Top 54%)6658(Top 367%)
15K9.32 mi3.11 mi18471+2406606+1346606+13418089(Top 64%)6371(Top 52%)6371(Top 351%)
20K12.43 mi3.11 mi18269+2026497+1096497+10917800(Top 63%)6224(Top 51%)6224(Top 343%)
Half13.11 mi0.68 mi18243+266482+156482+1517975(Top 63%)6292(Top 51%)6292(Top 347%)
25K15.53 mi2.42 mi17955+2886332+1506332+15016743(Top 59%)5717(Top 47%)5717(Top 315%)
30K18.64 mi3.11 mi17709+2466236+966236+9616873(Top 59%)5965(Top 49%)5965(Top 329%)
20M20.00 mi1.36 mi17477+2326135+1016135+10114981(Top 53%)5040(Top 41%)5040(Top 278%)
21M21.00 mi1.00 mi17292+1856050+856050+8514660(Top 52%)4978(Top 41%)4978(Top 275%)
35K21.75 mi0.75 mi17232+606039+116039+1116356(Top 58%)5976(Top 49%)5976(Top 330%)
23M23.00 mi1.25 mi17043+1895957+825957+8214452(Top 51%)5041(Top 41%)5041(Top 278%)
24M24.00 mi1.00 mi16792+2515836+1215836+12111542(Top 41%)3604(Top 29%)3604(Top 199%)
40K24.85 mi0.85 mi16565+2275726+1105726+11011419(Top 40%)3628(Top 30%)3628(Top 200%)
25.2M25.20 mi0.35 mi16476+895683+435683+4311049(Top 39%)3543(Top 29%)3543(Top 195%)
Finish26.22 mi1.02 mi16259+2175575+1085575+10811146(Top 39%)3544(Top 29%)3544(Top 195%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 64%
×21story building
+97ft-345ft

Overall

18089

Females

6371

F45-49

6371

5K→10K

3.1 - 6.2 mi

Top 66%
×5story building
+79ft-138ft

Overall

18615

Females

6658

F45-49

6658

10K→15K

6.2 - 9.3 mi

Top 64%
×3story building
+67ft-78ft

Overall

18089

Females

6371

F45-49

6371

15K→20K

9.3 - 12.4 mi

Top 63%
×5story building
+106ft-86ft

Overall

17800

Females

6224

F45-49

6224

20K→Half

12.4 - 13.1 mi

Top 63%
×2story building
+19ft-37ft

Overall

17975

Females

6292

F45-49

6292

Half→25K

13.1 - 15.5 mi

Top 59%
×4story building
+66ft-88ft

Overall

16743

Females

5717

F45-49

5717

25K→30K

15.5 - 18.6 mi

Top 59%
×9story building
+181ft-148ft

Overall

16873

Females

5965

F45-49

5965

30K→20M

18.6 - 20.0 mi

Top 53%
×5story building
+64ft-50ft

Overall

14981

Females

5040

F45-49

5040

20M→21M

20.0 - 21.0 mi

Top 52%
×8story building
+106ft-24ft

Overall

14660

Females

4978

F45-49

4978

21M→35K

21.0 - 21.8 mi

Top 58%
×7story building
+17ft-86ft

Overall

16356

Females

5976

F45-49

5976

35K→23M

21.8 - 23.0 mi

Top 51%
×5story building
+23ft-63ft

Overall

14452

Females

5041

F45-49

5041

23M→24M

23.0 - 24.0 mi

Top 41%
×6story building
+12ft-82ft

Overall

11542

Females

3604

F45-49

3604

24M→40K

24.0 - 24.9 mi

Top 40%
×1story
+6ft-20ft

Overall

11419

Females

3628

F45-49

3628

40K→25.2M

24.9 - 25.2 mi

Top 39%
×1story
+13ft-16ft

Overall

11049

Females

3543

F45-49

3543

25.2M→Finish

25.2 - 26.2 mi

Top 39%
×2story building
+22ft-21ft

Overall

11146

Females

3544

F45-49

3544

Passing Analysis

Category:
Athletes Passed
3239
Passed By
664
Net Change
+2575
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#18834
5K → 10K329206+123#18834#18711
10K → 15K32080+240#18711#18471
15K → 20K29694+202#18471#18269
20K → Half5327+26#18269#18243
Half → 25K32234+288#18243#17955
25K → 30K352106+246#17955#17709
30K → 20M24311+232#17709#17477
20M → 21M21227+185#17477#17292
21M → 35K9838+60#17292#17232
35K → 23M21021+189#17232#17043
23M → 24M2543+251#17043#16792
24M → 40K2314+227#16792#16565
40K → 25.2M934+89#16565#16476
25.2M → Finish2269+217#16476#16259
TOTALS3239664+2575
📊

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