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BOSTON MARATHON 2023

Amy Stricherz

Bib: 17715•F

WA

0:00
0:00
/ mi
Masters
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Overall
#0 / 26622
Gender (Female)
#0 / 11423
Top 34%
Masters (Masters Women)
#0 / 6539
Top 21%
Division (F40-44)
#0 / 1878
Top 38%
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
8:19/mi
25:50
↑ 97↓ 3451.5%
10K· 6.21 mi
8:11/mi
51:17
↑ 79↓ 1380.4%
15K· 9.32 mi
8:10/mi
1:16:39
↑ 67↓ 78
20K· 12.43 mi
8:20/mi
1:42:32
↑ 106↓ 860.1%
Half· 13.11 mi
8:05/mi
1:48:03
↑ 19↓ 370.5%
25K· 15.53 mi
8:11/mi
2:07:53
↑ 66↓ 880.2%
30K· 18.64 mi
8:14/mi
2:33:29
↑ 181↓ 1480.2%
20M
8:10/mi
2:44:35
↑ 64↓ 500.2%
21M
8:16/mi
2:52:51
↑ 106↓ 241.6%
35K· 21.75 mi
7:57/mi
2:58:48
↑ 17↓ 861.7%
23M
8:05/mi
3:08:55
↑ 23↓ 630.6%
24M
7:48/mi
3:16:43
↓ 821.3%
40K· 24.85 mi
7:58/mi
3:23:32
↓ 200.3%
25.2M
8:22/mi
3:26:25
↑ 13↓ 160.2%
Finish· 26.22 mi
7:25/mi
3:33:58
↑ 22↓ 21

The Course

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Half Splits

1st Half· via Half
Distance13.11 mi
Time1:48:03
Pace8:15 /mi
2nd Half✓ Faster
Distance13.11 mi
Time1:45:55
Pace8:05 /mi
📊Negative Split: 2.0% faster second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:16:3825:508:1925:50
8:19
-
10K
6.21 mi11:42:0551:178:1525:27
8:11
-0:08
15K
9.32 mi12:07:271:16:398:1325:22
8:10
-0:01
20K
12.43 mi12:33:201:42:328:1525:53
8:20
+0:10
Half
13.11 mi12:38:511:48:038:155:31
8:05
-0:15
25K
15.53 mi12:58:412:07:538:1419:50
8:11
+0:06
30K
18.64 mi13:24:172:33:298:1425:36
8:14
+0:03
20M
20.00 mi13:35:232:44:358:1411:06
8:10
-0:04
21M
21.00 mi13:43:392:52:518:148:16
8:16
+0:06
35K
21.75 mi13:49:362:58:488:135:57
7:57
-0:19
23M
23.00 mi13:59:433:08:558:1310:07
8:05
+0:08
24M
24.00 mi14:07:313:16:438:127:48
7:48
-0:17
40K
24.85 mi14:14:203:23:328:116:49
7:58
+0:10
25.2M
25.20 mi14:17:133:26:258:112:53
8:22
+0:24
Finish
26.22 mi14:24:463:33:588:107:33
7:25
-0:57

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

7:25 /mi

Average Pace

8:10 /mi

Slowest Pace

8:22 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

43:45

20% of race

Time at Steady Pace

2:50:13

80% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 8:10 /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 mi11:16:3825:508:1925:50
8:19
#16258
10K
6.21 mi11:42:0551:178:1525:27
8:11
#16192
15K
9.32 mi12:07:271:16:398:1325:22
8:10
#15992
20K
12.43 mi12:33:201:42:328:1525:53
8:20
#15919
Half
13.11 mi12:38:511:48:038:155:31
8:05
#15866
25K
15.53 mi12:58:412:07:538:1419:50
8:11
#15559
30K
18.64 mi13:24:172:33:298:1425:36
8:14
#15024
20M
20.00 mi13:35:232:44:358:1411:06
8:10
#14773
21M
21.00 mi13:43:392:52:518:148:16
8:16
#14418
35K
21.75 mi13:49:362:58:488:135:57
7:57
#14314
23M
23.00 mi13:59:433:08:558:1310:07
8:05
#14046
24M
24.00 mi14:07:313:16:438:127:48
7:48
#13851
40K
24.85 mi14:14:203:23:328:116:49
7:58
#13680
25.2M
25.20 mi14:17:133:26:258:112:53
8:22
#13587
Finish
26.22 mi14:24:463:33:588:107:33
7:25
#13332
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF40-44Seg. OverallSeg. FemalesSeg. F40-44
5K3.11 mi3.11 mi162585439543915609(Top 59%)5051(Top 44%)5051(Top 269%)
10K6.21 mi3.10 mi16192+665389+505389+5016197(Top 61%)5394(Top 47%)5394(Top 287%)
15K9.32 mi3.11 mi15992+2005277+1125277+11215609(Top 59%)5051(Top 44%)5051(Top 269%)
20K12.43 mi3.11 mi15919+735254+235254+2315800(Top 59%)5222(Top 46%)5222(Top 278%)
Half13.11 mi0.68 mi15866+535227+275227+2715048(Top 57%)4693(Top 41%)4693(Top 250%)
25K15.53 mi2.42 mi15559+3075064+1635064+16314100(Top 53%)4284(Top 38%)4284(Top 228%)
30K18.64 mi3.11 mi15024+5354765+2994765+29912625(Top 47%)3541(Top 31%)3541(Top 189%)
20M20.00 mi1.36 mi14773+2514622+1434622+14311508(Top 43%)3014(Top 26%)3014(Top 160%)
21M21.00 mi1.00 mi14418+3554447+1754447+1759072(Top 34%)1969(Top 17%)1969(Top 105%)
35K21.75 mi0.75 mi14314+1044399+484399+4811840(Top 44%)3347(Top 29%)3347(Top 178%)
23M23.00 mi1.25 mi14046+2684254+1454254+14510351(Top 39%)2695(Top 24%)2695(Top 144%)
24M24.00 mi1.00 mi13851+1954166+884166+889851(Top 37%)2536(Top 22%)2536(Top 135%)
40K24.85 mi0.85 mi13680+1714072+944072+949928(Top 37%)2626(Top 23%)2626(Top 140%)
25.2M25.20 mi0.35 mi13587+934020+524020+528791(Top 33%)2194(Top 19%)2194(Top 117%)
Finish26.22 mi1.02 mi13332+2553892+1283892+1287898(Top 30%)1797(Top 16%)1797(Top 96%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 59%
×21story building
+97ft-345ft

Overall

15609

Females

5051

F40-44

5051

5K→10K

3.1 - 6.2 mi

Top 61%
×5story building
+79ft-138ft

Overall

16197

Females

5394

F40-44

5394

10K→15K

6.2 - 9.3 mi

Top 59%
×3story building
+67ft-78ft

Overall

15609

Females

5051

F40-44

5051

15K→20K

9.3 - 12.4 mi

Top 59%
×5story building
+106ft-86ft

Overall

15800

Females

5222

F40-44

5222

20K→Half

12.4 - 13.1 mi

Top 57%
×2story building
+19ft-37ft

Overall

15048

Females

4693

F40-44

4693

Half→25K

13.1 - 15.5 mi

Top 53%
×4story building
+66ft-88ft

Overall

14100

Females

4284

F40-44

4284

25K→30K

15.5 - 18.6 mi

Top 47%
×9story building
+181ft-148ft

Overall

12625

Females

3541

F40-44

3541

30K→20M

18.6 - 20.0 mi

Top 43%
×5story building
+64ft-50ft

Overall

11508

Females

3014

F40-44

3014

20M→21M

20.0 - 21.0 mi

Top 34%
×8story building
+106ft-24ft

Overall

9072

Females

1969

F40-44

1969

21M→35K

21.0 - 21.8 mi

Top 44%
×7story building
+17ft-86ft

Overall

11840

Females

3347

F40-44

3347

35K→23M

21.8 - 23.0 mi

Top 39%
×5story building
+23ft-63ft

Overall

10351

Females

2695

F40-44

2695

23M→24M

23.0 - 24.0 mi

Top 37%
×6story building
+12ft-82ft

Overall

9851

Females

2536

F40-44

2536

24M→40K

24.0 - 24.9 mi

Top 37%
×1story
+6ft-20ft

Overall

9928

Females

2626

F40-44

2626

40K→25.2M

24.9 - 25.2 mi

Top 33%
×1story
+13ft-16ft

Overall

8791

Females

2194

F40-44

2194

25.2M→Finish

25.2 - 26.2 mi

Top 30%
×2story building
+22ft-21ft

Overall

7898

Females

1797

F40-44

1797

Passing Analysis

Category:
Athletes Passed
3479
Passed By
553
Net Change
+2926
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#16258
5K → 10K322256+66#16258#16192
10K → 15K311111+200#16192#15992
15K → 20K194121+73#15992#15919
20K → Half6411+53#15919#15866
Half → 25K32215+307#15866#15559
25K → 30K5449+535#15559#15024
30K → 20M2543+251#15024#14773
20M → 21M3561+355#14773#14418
21M → 35K1084+104#14418#14314
35K → 23M2768+268#14314#14046
23M → 24M1983+195#14046#13851
24M → 40K1721+171#13851#13680
40K → 25.2M963+93#13680#13587
25.2M → Finish2627+255#13587#13332
TOTALS3479553+2926
📊

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