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BOSTON MARATHON 2023

Amy Hammill

Bib: 20371•F

MT

0:00
0:00
/ mi
Masters
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Overall
#0 / 26622
Gender (Female)
#0 / 11423
Top 40%
Masters (Masters Women)
#0 / 6539
Top 27%
Division (F40-44)
#0 / 1878
Top 48%
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
8:17/mi
25:44
↑ 97↓ 3451.5%
10K· 6.21 mi
8:11/mi
51:08
↑ 79↓ 1380.4%
15K· 9.32 mi
8:04/mi
1:16:12
↑ 67↓ 78
20K· 12.43 mi
8:08/mi
1:41:27
↑ 106↓ 860.1%
Half· 13.11 mi
8:04/mi
1:46:57
↑ 19↓ 370.5%
25K· 15.53 mi
8:15/mi
2:06:58
↑ 66↓ 880.2%
30K· 18.64 mi
8:14/mi
2:32:32
↑ 181↓ 1480.2%
20M
8:18/mi
2:43:49
↑ 64↓ 500.2%
21M
9:14/mi
2:53:03
↑ 106↓ 241.6%
35K· 21.75 mi
8:07/mi
2:59:07
↑ 17↓ 861.7%
23M
8:34/mi
3:09:51
↑ 23↓ 630.6%
24M
8:42/mi
3:18:33
↓ 821.3%
40K· 24.85 mi
9:00/mi
3:26:15
↓ 200.3%
25.2M
9:43/mi
3:29:36
↑ 13↓ 160.2%
Finish· 26.22 mi
8:33/mi
3:38:19
↑ 22↓ 21

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:46:57
Pace8:09 /mi
2nd Half
Distance13.11 mi
Time1:51:22
Pace8:30 /mi
📊Positive Split: 4.1% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:17:5625:448:1725:44
8:17
-
10K
6.21 mi11:43:2051:088:1425:24
8:11
-0:06
15K
9.32 mi12:08:241:16:128:1125:04
8:04
-0:07
20K
12.43 mi12:33:391:41:278:1025:15
8:08
+0:04
Half
13.11 mi12:39:091:46:578:095:30
8:04
-0:04
25K
15.53 mi12:59:102:06:588:1020:01
8:15
+0:11
30K
18.64 mi13:24:442:32:328:1125:34
8:14
-0:01
20M
20.00 mi13:36:012:43:498:1111:17
8:18
+0:04
21M
21.00 mi13:45:152:53:038:149:14
9:14
+0:56
35K
21.75 mi13:51:192:59:078:146:04
8:07
-1:07
23M
23.00 mi14:02:033:09:518:1510:44
8:34
+0:27
24M
24.00 mi14:10:453:18:338:168:42
8:42
+0:08
40K
24.85 mi14:18:273:26:158:187:42
9:00
+0:18
25.2M
25.20 mi14:21:483:29:368:193:21
9:43
+0:43
Finish
26.22 mi14:30:313:38:198:208:43
8:33
-1:10

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

8:04 /mi

Average Pace

8:20 /mi

Slowest Pace

9:43 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

0:00

0% of race

Time at Steady Pace

2:49:53

78% of race

Time at Slower Pace

48:26

22% of race

Average Pace: 8:20 /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 mi11:17:5625:448:1725:44
8:17
#16029
10K
6.21 mi11:43:2051:088:1425:24
8:11
#16028
15K
9.32 mi12:08:241:16:128:1125:04
8:04
#15641
20K
12.43 mi12:33:391:41:278:1025:15
8:08
#15339
Half
13.11 mi12:39:091:46:578:095:30
8:04
#15298
25K
15.53 mi12:59:102:06:588:1020:01
8:15
#15159
30K
18.64 mi13:24:442:32:328:1125:34
8:14
#14677
20M
20.00 mi13:36:012:43:498:1111:17
8:18
#14484
21M
21.00 mi13:45:152:53:038:149:14
9:14
#14486
35K
21.75 mi13:51:192:59:078:146:04
8:07
#14429
23M
23.00 mi14:02:033:09:518:1510:44
8:34
#14366
24M
24.00 mi14:10:453:18:338:168:42
8:42
#14402
40K
24.85 mi14:18:273:26:158:187:42
9:00
#14465
25.2M
25.20 mi14:21:483:29:368:193:21
9:43
#14484
Finish
26.22 mi14:30:313:38:198:208:43
8:33
#14502
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF40-44Seg. OverallSeg. FemalesSeg. F40-44
5K3.11 mi3.11 mi160295302530214953(Top 56%)4649(Top 41%)4649(Top 248%)
10K6.21 mi3.10 mi16028+15294+85294+816080(Top 60%)5322(Top 47%)5322(Top 283%)
15K9.32 mi3.11 mi15641+3875061+2335061+23314953(Top 56%)4649(Top 41%)4649(Top 248%)
20K12.43 mi3.11 mi15339+3024895+1664895+16614424(Top 54%)4360(Top 38%)4360(Top 232%)
Half13.11 mi0.68 mi15298+414875+204875+2014921(Top 56%)4641(Top 41%)4641(Top 247%)
25K15.53 mi2.42 mi15159+1394810+654810+6514652(Top 55%)4620(Top 40%)4620(Top 246%)
30K18.64 mi3.11 mi14677+4824540+2704540+27012549(Top 47%)3495(Top 31%)3495(Top 186%)
20M20.00 mi1.36 mi14484+1934468+724468+7212420(Top 47%)3538(Top 31%)3538(Top 188%)
21M21.00 mi1.00 mi14486-24483-154483-1514656(Top 55%)4849(Top 42%)4849(Top 258%)
35K21.75 mi0.75 mi14429+574463+204463+2012912(Top 49%)3965(Top 35%)3965(Top 211%)
23M23.00 mi1.25 mi14366+634453+104453+1013679(Top 51%)4437(Top 39%)4437(Top 236%)
24M24.00 mi1.00 mi14402-364492-394492-3915672(Top 59%)5621(Top 49%)5621(Top 299%)
40K24.85 mi0.85 mi14465-634555-634555-6316184(Top 61%)5955(Top 52%)5955(Top 317%)
25.2M25.20 mi0.35 mi14484-194579-244579-2416194(Top 61%)5961(Top 52%)5961(Top 317%)
Finish26.22 mi1.02 mi14502-184599-204599-2015750(Top 59%)5670(Top 50%)5670(Top 302%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 56%
×21story building
+97ft-345ft

Overall

14953

Females

4649

F40-44

4649

5K→10K

3.1 - 6.2 mi

Top 60%
×5story building
+79ft-138ft

Overall

16080

Females

5322

F40-44

5322

10K→15K

6.2 - 9.3 mi

Top 56%
×3story building
+67ft-78ft

Overall

14953

Females

4649

F40-44

4649

15K→20K

9.3 - 12.4 mi

Top 54%
×5story building
+106ft-86ft

Overall

14424

Females

4360

F40-44

4360

20K→Half

12.4 - 13.1 mi

Top 56%
×2story building
+19ft-37ft

Overall

14921

Females

4641

F40-44

4641

Half→25K

13.1 - 15.5 mi

Top 55%
×4story building
+66ft-88ft

Overall

14652

Females

4620

F40-44

4620

25K→30K

15.5 - 18.6 mi

Top 47%
×9story building
+181ft-148ft

Overall

12549

Females

3495

F40-44

3495

30K→20M

18.6 - 20.0 mi

Top 47%
×5story building
+64ft-50ft

Overall

12420

Females

3538

F40-44

3538

20M→21M

20.0 - 21.0 mi

Top 55%
×8story building
+106ft-24ft

Overall

14656

Females

4849

F40-44

4849

21M→35K

21.0 - 21.8 mi

Top 49%
×7story building
+17ft-86ft

Overall

12912

Females

3965

F40-44

3965

35K→23M

21.8 - 23.0 mi

Top 51%
×5story building
+23ft-63ft

Overall

13679

Females

4437

F40-44

4437

23M→24M

23.0 - 24.0 mi

Top 59%
×6story building
+12ft-82ft

Overall

15672

Females

5621

F40-44

5621

24M→40K

24.0 - 24.9 mi

Top 61%
×1story
+6ft-20ft

Overall

16184

Females

5955

F40-44

5955

40K→25.2M

24.9 - 25.2 mi

Top 61%
×1story
+13ft-16ft

Overall

16194

Females

5961

F40-44

5961

25.2M→Finish

25.2 - 26.2 mi

Top 59%
×2story building
+22ft-21ft

Overall

15750

Females

5670

F40-44

5670

Passing Analysis

Category:
Athletes Passed
2505
Passed By
978
Net Change
+1527
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#16029
5K → 10K295294+1#16029#16028
10K → 15K44760+387#16028#15641
15K → 20K35048+302#15641#15339
20K → Half5312+41#15339#15298
Half → 25K20768+139#15298#15159
25K → 30K49917+482#15159#14677
30K → 20M20916+193#14677#14484
20M → 21M8183-2#14484#14486
21M → 35K7316+57#14486#14429
35K → 23M12057+63#14429#14366
23M → 24M6298-36#14366#14402
24M → 40K38101-63#14402#14465
40K → 25.2M1433-19#14465#14484
25.2M → Finish5775-18#14484#14502
TOTALS2505978+1527
📊

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