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BOSTON MARATHON 2025

Marylee Schroeder

Bib: 16903•F

MA

0:00
0:00
/ mi
Masters
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Overall
#0 / 28404
Gender (Female)
#0 / 12228
Masters (Masters Women)
#0 / 6759
Top 40%
Division (F60-64)
#0 / 624
Top 9%
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
8:18/mi
25:46
↑ 97↓ 3451.5%
10K· 6.21 mi
8:25/mi
51:54
↑ 79↓ 1380.4%
15K· 9.32 mi
8:28/mi
1:18:13
↑ 67↓ 78
20K· 12.43 mi
8:31/mi
1:44:42
↑ 106↓ 860.1%
Half· 13.11 mi
8:21/mi
1:50:24
↑ 19↓ 370.5%
25K· 15.53 mi
8:25/mi
2:10:49
↑ 66↓ 880.2%
30K· 18.64 mi
8:50/mi
2:38:16
↑ 181↓ 1480.2%
20M
8:48/mi
2:50:14
↑ 64↓ 500.2%
21M
9:31/mi
2:59:45
↑ 106↓ 241.6%
35K· 21.75 mi
8:29/mi
3:06:06
↑ 17↓ 861.7%
23M
8:58/mi
3:17:20
↑ 23↓ 630.6%
24M
8:44/mi
3:26:04
↓ 821.3%
40K· 24.85 mi
8:57/mi
3:33:43
↓ 200.3%
25.2M
9:49/mi
3:37:06
↑ 13↓ 160.2%
Finish· 26.22 mi
8:36/mi
3:45:52
↑ 22↓ 21

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:50:24
Pace8:25 /mi
2nd Half
Distance13.11 mi
Time1:55:28
Pace8:48 /mi
📊Positive Split: 4.6% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:00:0325:468:1825:46
8:18
-
10K
6.21 mi11:26:1151:548:2126:08
8:25
+0:07
15K
9.32 mi11:52:301:18:138:2426:19
8:28
+0:03
20K
12.43 mi12:18:591:44:428:2526:29
8:31
+0:03
Half
13.11 mi12:24:411:50:248:255:42
8:21
-0:10
25K
15.53 mi12:45:062:10:498:2520:25
8:25
+0:04
30K
18.64 mi13:12:332:38:168:2927:27
8:50
+0:25
20M
20.00 mi13:24:312:50:148:3111:58
8:48
-0:02
21M
21.00 mi13:34:022:59:458:349:31
9:31
+0:43
35K
21.75 mi13:40:233:06:068:336:21
8:29
-1:02
23M
23.00 mi13:51:373:17:208:3511:14
8:58
+0:29
24M
24.00 mi14:00:213:26:048:358:44
8:44
-0:14
40K
24.85 mi14:08:003:33:438:367:39
8:57
+0:13
25.2M
25.20 mi14:11:233:37:068:373:23
9:49
+0:52
Finish
26.22 mi14:20:093:45:528:378:46
8:36
-1:13

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

8:18 /mi

Average Pace

8:37 /mi

Slowest Pace

9:49 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

3:32:58

94% of race

Time at Steady Pace

9:31

4% of race

Time at Slower Pace

3:23

1% of race

Average Pace: 8:37 /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 mi11:00:0325:468:1825:46
8:18
#18650
10K
6.21 mi11:26:1151:548:2126:08
8:25
#18932
15K
9.32 mi11:52:301:18:138:2426:19
8:28
#18974
20K
12.43 mi12:18:591:44:428:2526:29
8:31
#18799
Half
13.11 mi12:24:411:50:248:255:42
8:21
#18776
25K
15.53 mi12:45:062:10:498:2520:25
8:25
#18415
30K
18.64 mi13:12:332:38:168:2927:27
8:50
#18038
20M
20.00 mi13:24:312:50:148:3111:58
8:48
#17852
21M
21.00 mi13:34:022:59:458:349:31
9:31
#17754
35K
21.75 mi13:40:233:06:068:336:21
8:29
#17641
23M
23.00 mi13:51:373:17:208:3511:14
8:58
#17540
24M
24.00 mi14:00:213:26:048:358:44
8:44
#17451
40K
24.85 mi14:08:003:33:438:367:39
8:57
#17399
25.2M
25.20 mi14:11:233:37:068:373:23
9:49
#17384
Finish
26.22 mi14:20:093:45:528:378:46
8:36
#17343
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF60-64Seg. OverallSeg. FemalesSeg. F60-64
5K3.11 mi3.11 mi186506713671319140(Top 67%)6977(Top 57%)6977(Top 1118%)
10K6.21 mi3.10 mi18932-2826867-1546867-15419247(Top 68%)7030(Top 57%)7030(Top 1127%)
15K9.32 mi3.11 mi18974-426897-306897-3019140(Top 67%)6977(Top 57%)6977(Top 1118%)
20K12.43 mi3.11 mi18799+1756789+1086789+10818386(Top 65%)6560(Top 54%)6560(Top 1051%)
Half13.11 mi0.68 mi18776+236778+116778+1118219(Top 64%)6467(Top 53%)6467(Top 1036%)
25K15.53 mi2.42 mi18415+3616590+1886590+18816678(Top 59%)5680(Top 46%)5680(Top 910%)
30K18.64 mi3.11 mi18038+3776420+1706420+17016796(Top 59%)5923(Top 48%)5923(Top 949%)
20M20.00 mi1.36 mi17852+1866345+756345+7515664(Top 55%)5408(Top 44%)5408(Top 867%)
21M21.00 mi1.00 mi17754+986300+456300+4516130(Top 57%)5787(Top 47%)5787(Top 927%)
35K21.75 mi0.75 mi17641+1136260+406260+4015333(Top 54%)5443(Top 45%)5443(Top 872%)
23M23.00 mi1.25 mi17540+1016249+116249+1116077(Top 57%)5940(Top 49%)5940(Top 952%)
24M24.00 mi1.00 mi17451+896218+316218+3115897(Top 56%)5887(Top 48%)5887(Top 943%)
40K24.85 mi0.85 mi17399+526215+36215+315952(Top 56%)6032(Top 49%)6032(Top 967%)
25.2M25.20 mi0.35 mi17384+156220-56220-516031(Top 56%)6132(Top 50%)6132(Top 983%)
Finish26.22 mi1.02 mi17343+416220622016813(Top 59%)6474(Top 53%)6474(Top 1038%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 67%
×21story building
+97ft-345ft

Overall

19140

Females

6977

F60-64

6977

5K→10K

3.1 - 6.2 mi

Top 68%
×5story building
+79ft-138ft

Overall

19247

Females

7030

F60-64

7030

10K→15K

6.2 - 9.3 mi

Top 67%
×3story building
+67ft-78ft

Overall

19140

Females

6977

F60-64

6977

15K→20K

9.3 - 12.4 mi

Top 65%
×5story building
+106ft-86ft

Overall

18386

Females

6560

F60-64

6560

20K→Half

12.4 - 13.1 mi

Top 64%
×2story building
+19ft-37ft

Overall

18219

Females

6467

F60-64

6467

Half→25K

13.1 - 15.5 mi

Top 59%
×4story building
+66ft-88ft

Overall

16678

Females

5680

F60-64

5680

25K→30K

15.5 - 18.6 mi

Top 59%
×9story building
+181ft-148ft

Overall

16796

Females

5923

F60-64

5923

30K→20M

18.6 - 20.0 mi

Top 55%
×5story building
+64ft-50ft

Overall

15664

Females

5408

F60-64

5408

20M→21M

20.0 - 21.0 mi

Top 57%
×8story building
+106ft-24ft

Overall

16130

Females

5787

F60-64

5787

21M→35K

21.0 - 21.8 mi

Top 54%
×7story building
+17ft-86ft

Overall

15333

Females

5443

F60-64

5443

35K→23M

21.8 - 23.0 mi

Top 57%
×5story building
+23ft-63ft

Overall

16077

Females

5940

F60-64

5940

23M→24M

23.0 - 24.0 mi

Top 56%
×6story building
+12ft-82ft

Overall

15897

Females

5887

F60-64

5887

24M→40K

24.0 - 24.9 mi

Top 56%
×1story
+6ft-20ft

Overall

15952

Females

6032

F60-64

6032

40K→25.2M

24.9 - 25.2 mi

Top 56%
×1story
+13ft-16ft

Overall

16031

Females

6132

F60-64

6132

25.2M→Finish

25.2 - 26.2 mi

Top 59%
×2story building
+22ft-21ft

Overall

16813

Females

6474

F60-64

6474

Passing Analysis

Category:
Athletes Passed
2477
Passed By
1170
Net Change
+1307
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#18650
5K → 10K159441-282#18650#18932
10K → 15K186228-42#18932#18974
15K → 20K276101+175#18974#18799
20K → Half4623+23#18799#18776
Half → 25K37514+361#18776#18415
25K → 30K44568+377#18415#18038
30K → 20M21933+186#18038#17852
20M → 21M14648+98#17852#17754
21M → 35K12613+113#17754#17641
35K → 23M16160+101#17641#17540
23M → 24M12132+89#17540#17451
24M → 40K9341+52#17451#17399
40K → 25.2M4025+15#17399#17384
25.2M → Finish8443+41#17384#17343
TOTALS24771170+1307
📊

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