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BOSTON MARATHON 2023

Amanda Schachter

Bib: 20801•F

NY

0:00
0:00
/ mi
Masters
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Overall
#0 / 26622
Gender (Female)
#0 / 11423
Top 48%
Masters (Masters Women)
#0 / 6539
Top 38%
Division (F50-54)
#0 / 1207
Top 30%
Race Day Weather
49°/39°F
light intensity drizzle

⏱️ 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
25:47
↑ 97↓ 3451.5%
10K· 6.21 mi
8:07/mi
50:59
↑ 79↓ 1380.4%
15K· 9.32 mi
8:01/mi
1:15:54
↑ 67↓ 78
20K· 12.43 mi
8:11/mi
1:41:20
↑ 106↓ 860.1%
Half· 13.11 mi
7:59/mi
1:46:47
↑ 19↓ 370.5%
25K· 15.53 mi
8:20/mi
2:07:00
↑ 66↓ 880.2%
30K· 18.64 mi
8:48/mi
2:34:19
↑ 181↓ 1480.2%
20M
8:59/mi
2:46:31
↑ 64↓ 500.2%
21M
9:53/mi
2:56:24
↑ 106↓ 241.6%
35K· 21.75 mi
8:56/mi
3:03:05
↑ 17↓ 861.7%
23M
9:13/mi
3:14:37
↑ 23↓ 630.6%
24M
9:13/mi
3:23:50
↓ 821.3%
40K· 24.85 mi
9:11/mi
3:31:41
↓ 200.3%
25.2M
9:54/mi
3:35:06
↑ 13↓ 160.2%
Finish· 26.22 mi
9:11/mi
3:44:27
↑ 22↓ 21

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:46:47
Pace8:09 /mi
2nd Half
Distance13.11 mi
Time1:57:40
Pace8:59 /mi
📊Positive Split: 10.2% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:18:1025:478:1825:47
8:18
-
10K
6.21 mi11:43:2250:598:1225:12
8:07
-0:11
15K
9.32 mi12:08:171:15:548:0924:55
8:01
-0:06
20K
12.43 mi12:33:431:41:208:0925:26
8:11
+0:10
Half
13.11 mi12:39:101:46:478:095:27
7:59
-0:12
25K
15.53 mi12:59:232:07:008:1120:13
8:20
+0:21
30K
18.64 mi13:26:422:34:198:1727:19
8:48
+0:28
20M
20.00 mi13:38:542:46:318:2012:12
8:59
+0:11
21M
21.00 mi13:48:472:56:248:249:53
9:53
+0:54
35K
21.75 mi13:55:283:03:058:256:41
8:56
-0:57
23M
23.00 mi14:07:003:14:378:2811:32
9:13
+0:17
24M
24.00 mi14:16:133:23:508:309:13
9:13
0:00
40K
24.85 mi14:24:043:31:418:317:51
9:11
-0:02
25.2M
25.20 mi14:27:293:35:068:323:25
9:54
+0:43
Finish
26.22 mi14:36:503:44:278:349:21
9:11
-0:43

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

8:34 /mi

Slowest Pace

9:54 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:07:00

57% of race

Time at Steady Pace

1:24:09

37% of race

Time at Slower Pace

13:18

6% of race

Average Pace: 8:34 /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 mi11:18:1025:478:1825:47
8:18
#16157
10K
6.21 mi11:43:2250:598:1225:12
8:07
#15869
15K
9.32 mi12:08:171:15:548:0924:55
8:01
#15447
20K
12.43 mi12:33:431:41:208:0925:26
8:11
#15281
Half
13.11 mi12:39:101:46:478:095:27
7:59
#15218
25K
15.53 mi12:59:232:07:008:1120:13
8:20
#15171
30K
18.64 mi13:26:422:34:198:1727:19
8:48
#15324
20M
20.00 mi13:38:542:46:318:2012:12
8:59
#15422
21M
21.00 mi13:48:472:56:248:249:53
9:53
#15540
35K
21.75 mi13:55:283:03:058:256:41
8:56
#15616
23M
23.00 mi14:07:003:14:378:2811:32
9:13
#15690
24M
24.00 mi14:16:133:23:508:309:13
9:13
#15836
40K
24.85 mi14:24:043:31:418:317:51
9:11
#15872
25.2M
25.20 mi14:27:293:35:068:323:25
9:54
#15890
Finish
26.22 mi14:36:503:44:278:349:21
9:11
#16041
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF50-54Seg. OverallSeg. FemalesSeg. F50-54
5K3.11 mi3.11 mi161575381538114563(Top 55%)4427(Top 39%)4427(Top 367%)
10K6.21 mi3.10 mi15869+2885201+1805201+18015604(Top 59%)5021(Top 44%)5021(Top 416%)
15K9.32 mi3.11 mi15447+4224944+2574944+25714563(Top 55%)4427(Top 39%)4427(Top 367%)
20K12.43 mi3.11 mi15281+1664858+864858+8614905(Top 56%)4654(Top 41%)4654(Top 386%)
Half13.11 mi0.68 mi15218+634822+364822+3614390(Top 54%)4334(Top 38%)4334(Top 359%)
25K15.53 mi2.42 mi15171+474819+34819+315203(Top 57%)4967(Top 43%)4967(Top 412%)
30K18.64 mi3.11 mi15324-1534961-1424961-14216011(Top 60%)5504(Top 48%)5504(Top 456%)
20M20.00 mi1.36 mi15422-985046-855046-8516427(Top 62%)5822(Top 51%)5822(Top 482%)
21M21.00 mi1.00 mi15540-1185140-945140-9417592(Top 66%)6515(Top 57%)6515(Top 540%)
35K21.75 mi0.75 mi15616-765208-685208-6817629(Top 66%)6615(Top 58%)6615(Top 548%)
23M23.00 mi1.25 mi15690-745277-695277-6917121(Top 64%)6350(Top 56%)6350(Top 526%)
24M24.00 mi1.00 mi15836-1465379-1025379-10218123(Top 68%)6959(Top 61%)6959(Top 577%)
40K24.85 mi0.85 mi15872-365407-285407-2817031(Top 64%)6416(Top 56%)6416(Top 532%)
25.2M25.20 mi0.35 mi15890-185420-135420-1317045(Top 64%)6437(Top 56%)6437(Top 533%)
Finish26.22 mi1.02 mi16041-1515514-945514-9418812(Top 71%)7334(Top 64%)7334(Top 608%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 55%
×21story building
+97ft-345ft

Overall

14563

Females

4427

F50-54

4427

5K→10K

3.1 - 6.2 mi

Top 59%
×5story building
+79ft-138ft

Overall

15604

Females

5021

F50-54

5021

10K→15K

6.2 - 9.3 mi

Top 55%
×3story building
+67ft-78ft

Overall

14563

Females

4427

F50-54

4427

15K→20K

9.3 - 12.4 mi

Top 56%
×5story building
+106ft-86ft

Overall

14905

Females

4654

F50-54

4654

20K→Half

12.4 - 13.1 mi

Top 54%
×2story building
+19ft-37ft

Overall

14390

Females

4334

F50-54

4334

Half→25K

13.1 - 15.5 mi

Top 57%
×4story building
+66ft-88ft

Overall

15203

Females

4967

F50-54

4967

25K→30K

15.5 - 18.6 mi

Top 60%
×9story building
+181ft-148ft

Overall

16011

Females

5504

F50-54

5504

30K→20M

18.6 - 20.0 mi

Top 62%
×5story building
+64ft-50ft

Overall

16427

Females

5822

F50-54

5822

20M→21M

20.0 - 21.0 mi

Top 66%
×8story building
+106ft-24ft

Overall

17592

Females

6515

F50-54

6515

21M→35K

21.0 - 21.8 mi

Top 66%
×7story building
+17ft-86ft

Overall

17629

Females

6615

F50-54

6615

35K→23M

21.8 - 23.0 mi

Top 64%
×5story building
+23ft-63ft

Overall

17121

Females

6350

F50-54

6350

23M→24M

23.0 - 24.0 mi

Top 68%
×6story building
+12ft-82ft

Overall

18123

Females

6959

F50-54

6959

24M→40K

24.0 - 24.9 mi

Top 64%
×1story
+6ft-20ft

Overall

17031

Females

6416

F50-54

6416

40K→25.2M

24.9 - 25.2 mi

Top 64%
×1story
+13ft-16ft

Overall

17045

Females

6437

F50-54

6437

25.2M→Finish

25.2 - 26.2 mi

Top 71%
×2story building
+22ft-21ft

Overall

18812

Females

7334

F50-54

7334

Passing Analysis

Category:
Athletes Passed
1870
Passed By
1754
Net Change
+116
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#16157
5K → 10K465177+288#16157#15869
10K → 15K46947+422#15869#15447
15K → 20K25185+166#15447#15281
20K → Half7310+63#15281#15218
Half → 25K159112+47#15218#15171
25K → 30K131284-153#15171#15324
30K → 20M56154-98#15324#15422
20M → 21M53171-118#15422#15540
21M → 35K2399-76#15540#15616
35K → 23M65139-74#15616#15690
23M → 24M32178-146#15690#15836
24M → 40K4985-36#15836#15872
40K → 25.2M2038-18#15872#15890
25.2M → Finish24175-151#15890#16041
TOTALS18701754+116
📊

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