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BOSTON MARATHON 2025

Amanda Schachter

Bib: 21942•F

NY

0:00
0:00
/ mi
Masters
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Overall
#0 / 28404
Gender (Female)
#0 / 12228
Top 50%
Masters (Masters Women)
#0 / 6759
Top 39%
Division (F50-54)
#0 / 1303
Top 32%
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
8:09/mi
25:18
↑ 97↓ 3451.5%
10K· 6.21 mi
8:02/mi
50:14
↑ 79↓ 1380.4%
15K· 9.32 mi
7:59/mi
1:15:02
↑ 67↓ 78
20K· 12.43 mi
8:10/mi
1:40:23
↑ 106↓ 860.1%
Half· 13.11 mi
8:04/mi
1:45:53
↑ 19↓ 370.5%
25K· 15.53 mi
8:17/mi
2:05:58
↑ 66↓ 880.2%
30K· 18.64 mi
8:42/mi
2:32:59
↑ 181↓ 1480.2%
20M
8:59/mi
2:45:12
↑ 64↓ 500.2%
21M
9:44/mi
2:54:56
↑ 106↓ 241.6%
35K· 21.75 mi
9:11/mi
3:01:48
↑ 17↓ 861.7%
23M
9:29/mi
3:13:40
↑ 23↓ 630.6%
24M
9:39/mi
3:23:19
↓ 821.3%
40K· 24.85 mi
9:54/mi
3:31:47
↓ 200.3%
25.2M
10:21/mi
3:35:21
↑ 13↓ 160.2%
Finish· 26.22 mi
9:22/mi
3:44:54
↑ 22↓ 21

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:45:53
Pace8:05 /mi
2nd Half
Distance13.11 mi
Time1:59:01
Pace9:05 /mi
📊Positive Split: 12.4% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:19:4825:188:0925:18
8:09
-
10K
6.21 mi11:44:4450:148:0524:56
8:02
-0:07
15K
9.32 mi12:09:321:15:028:0324:48
7:59
-0:03
20K
12.43 mi12:34:531:40:238:0525:21
8:10
+0:11
Half
13.11 mi12:40:231:45:538:055:30
8:04
-0:06
25K
15.53 mi13:00:282:05:588:0720:05
8:17
+0:13
30K
18.64 mi13:27:292:32:598:1227:01
8:42
+0:25
20M
20.00 mi13:39:422:45:128:1612:13
8:59
+0:17
21M
21.00 mi13:49:262:54:568:209:44
9:44
+0:45
35K
21.75 mi13:56:183:01:488:226:52
9:11
-0:33
23M
23.00 mi14:08:103:13:408:2511:52
9:29
+0:18
24M
24.00 mi14:17:493:23:198:289:39
9:39
+0:10
40K
24.85 mi14:26:173:31:478:318:28
9:54
+0:15
25.2M
25.20 mi14:29:513:35:218:333:34
10:21
+0:27
Finish
26.22 mi14:39:243:44:548:359:33
9:22
-0:59

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

7:59 /mi

Average Pace

8:35 /mi

Slowest Pace

10:21 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:05:58

56% of race

Time at Steady Pace

46:06

20% of race

Time at Slower Pace

52:50

23% of race

Average Pace: 8:35 /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 mi11:19:4825:188:0925:18
8:09
#17695
10K
6.21 mi11:44:4450:148:0524:56
8:02
#17164
15K
9.32 mi12:09:321:15:028:0324:48
7:59
#16709
20K
12.43 mi12:34:531:40:238:0525:21
8:10
#16517
Half
13.11 mi12:40:231:45:538:055:30
8:04
#16517
25K
15.53 mi13:00:282:05:588:0720:05
8:17
#16377
30K
18.64 mi13:27:292:32:598:1227:01
8:42
#16261
20M
20.00 mi13:39:422:45:128:1612:13
8:59
#16259
21M
21.00 mi13:49:262:54:568:209:44
9:44
#16266
35K
21.75 mi13:56:183:01:488:226:52
9:11
#16352
23M
23.00 mi14:08:103:13:408:2511:52
9:29
#16466
24M
24.00 mi14:17:493:23:198:289:39
9:39
#16704
40K
24.85 mi14:26:173:31:478:318:28
9:54
#16880
25.2M
25.20 mi14:29:513:35:218:333:34
10:21
#16920
Finish
26.22 mi14:39:243:44:548:359:33
9:22
#17107
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF50-54Seg. OverallSeg. FemalesSeg. F50-54
5K3.11 mi3.11 mi176956151615115926(Top 56%)5108(Top 42%)5108(Top 392%)
10K6.21 mi3.10 mi17164+5315824+3275824+32716682(Top 59%)5533(Top 45%)5533(Top 425%)
15K9.32 mi3.11 mi16709+4555554+2705554+27015926(Top 56%)5108(Top 42%)5108(Top 392%)
20K12.43 mi3.11 mi16517+1925442+1125442+11216067(Top 57%)5260(Top 43%)5260(Top 404%)
Half13.11 mi0.68 mi165175446-45446-416447(Top 58%)5452(Top 45%)5452(Top 418%)
25K15.53 mi2.42 mi16377+1405389+575389+5715835(Top 56%)5223(Top 43%)5223(Top 401%)
30K18.64 mi3.11 mi16261+1165386+35386+315993(Top 56%)5459(Top 45%)5459(Top 419%)
20M20.00 mi1.36 mi16259+25411-255411-2516754(Top 59%)6007(Top 49%)6007(Top 461%)
21M21.00 mi1.00 mi16266-75450-395450-3917198(Top 61%)6370(Top 52%)6370(Top 489%)
35K21.75 mi0.75 mi16352-865514-645514-6419098(Top 67%)7493(Top 61%)7493(Top 575%)
23M23.00 mi1.25 mi16466-1145611-975611-9718589(Top 65%)7282(Top 60%)7282(Top 559%)
24M24.00 mi1.00 mi16704-2385783-1725783-17220197(Top 71%)8181(Top 67%)8181(Top 628%)
40K24.85 mi0.85 mi16880-1765920-1375920-13720138(Top 71%)8226(Top 67%)8226(Top 631%)
25.2M25.20 mi0.35 mi16920-405953-335953-3318466(Top 65%)7355(Top 60%)7355(Top 564%)
Finish26.22 mi1.02 mi17107-1876077-1246077-12420674(Top 73%)8479(Top 69%)8479(Top 651%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 56%
×21story building
+97ft-345ft

Overall

15926

Females

5108

F50-54

5108

5K→10K

3.1 - 6.2 mi

Top 59%
×5story building
+79ft-138ft

Overall

16682

Females

5533

F50-54

5533

10K→15K

6.2 - 9.3 mi

Top 56%
×3story building
+67ft-78ft

Overall

15926

Females

5108

F50-54

5108

15K→20K

9.3 - 12.4 mi

Top 57%
×5story building
+106ft-86ft

Overall

16067

Females

5260

F50-54

5260

20K→Half

12.4 - 13.1 mi

Top 58%
×2story building
+19ft-37ft

Overall

16447

Females

5452

F50-54

5452

Half→25K

13.1 - 15.5 mi

Top 56%
×4story building
+66ft-88ft

Overall

15835

Females

5223

F50-54

5223

25K→30K

15.5 - 18.6 mi

Top 56%
×9story building
+181ft-148ft

Overall

15993

Females

5459

F50-54

5459

30K→20M

18.6 - 20.0 mi

Top 59%
×5story building
+64ft-50ft

Overall

16754

Females

6007

F50-54

6007

20M→21M

20.0 - 21.0 mi

Top 61%
×8story building
+106ft-24ft

Overall

17198

Females

6370

F50-54

6370

21M→35K

21.0 - 21.8 mi

Top 67%
×7story building
+17ft-86ft

Overall

19098

Females

7493

F50-54

7493

35K→23M

21.8 - 23.0 mi

Top 65%
×5story building
+23ft-63ft

Overall

18589

Females

7282

F50-54

7282

23M→24M

23.0 - 24.0 mi

Top 71%
×6story building
+12ft-82ft

Overall

20197

Females

8181

F50-54

8181

24M→40K

24.0 - 24.9 mi

Top 71%
×1story
+6ft-20ft

Overall

20138

Females

8226

F50-54

8226

40K→25.2M

24.9 - 25.2 mi

Top 65%
×1story
+13ft-16ft

Overall

18466

Females

7355

F50-54

7355

25.2M→Finish

25.2 - 26.2 mi

Top 73%
×2story building
+22ft-21ft

Overall

20674

Females

8479

F50-54

8479

Passing Analysis

Category:
Athletes Passed
2442
Passed By
1854
Net Change
+588
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#17695
5K → 10K641110+531#17695#17164
10K → 15K49540+455#17164#16709
15K → 20K310118+192#16709#16517
20K → Half36360#16517#16517
Half → 25K22383+140#16517#16377
25K → 30K283167+116#16377#16261
30K → 20M103101+2#16261#16259
20M → 21M105112-7#16259#16266
21M → 35K40126-86#16266#16352
35K → 23M89203-114#16352#16466
23M → 24M22260-238#16466#16704
24M → 40K41217-176#16704#16880
40K → 25.2M2666-40#16880#16920
25.2M → Finish28215-187#16920#17107
TOTALS24421854+588
📊

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