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BOSTON MARATHON 2023

Jill Walker

FL

Bib: 23785 F

0:00
0:00
/ mi
Masters
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Overall
#0 / 26622
Gender (Female)
#0 / 11423
Masters (Masters Women)
#0 / 6539
Division (F55-59)
#0 / 815
Race Day Weather
49°/39°F
light intensity drizzle

⏱️ Race Timeline

Ribbon color based on
FasterSteadySlower· vs. your average pace
Start
0:00
Race begins
469 ft elev
5K· 3.11 mi
9:26/mi
29:17
↑ 97↓ 3451.5%
220 ft elev
10K· 6.21 mi
9:32/mi
58:54
↑ 79↓ 1380.4%
157 ft elev
15K· 9.32 mi
10:17/mi
1:30:50
↑ 67↓ 78
146 ft elev
20K· 12.43 mi
10:09/mi
2:02:21
↑ 106↓ 860.1%
165 ft elev
Half· 13.11 mi
10:07/mi
2:09:15
↑ 19↓ 370.5%
148 ft elev
25K· 15.53 mi
10:38/mi
2:35:02
↑ 66↓ 880.2%
127 ft elev
30K· 18.64 mi
11:30/mi
3:10:45
↑ 181↓ 1480.2%
138 ft elev
20M
11:35/mi
3:26:30
↑ 64↓ 500.2%
148 ft elev
21M
12:17/mi
3:38:47
↑ 106↓ 241.6%
227 ft elev
35K· 21.75 mi
11:12/mi
3:47:10
↑ 17↓ 861.7%
156 ft elev
23M
11:00/mi
4:00:56
↑ 23↓ 630.6%
116 ft elev
24M
11:06/mi
4:12:02
↓ 821.3%
34 ft elev
40K· 24.85 mi
11:23/mi
4:21:46
↓ 200.3%
20 ft elev
25.2M
10:55/mi
4:25:32
↑ 13↓ 160.2%
18 ft elev
Finish· 26.22 mi
10:25/mi
4:36:09
↑ 22↓ 21
17 ft elev
Course Elevation
7–469 ft
≈
×2stacked redwood trees
•▲ 890 ft climb · ▼ 1342 ft descent

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time2:09:15
Pace9:52 /mi
2nd Half
Distance13.11 mi
Time2:26:54
Pace11:12 /mi
📊Positive Split: 13.7% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:25:1129:179:2629:17
9:26
-
10K
6.21 mi11:54:4858:549:2929:37
9:32
+0:06
15K
9.32 mi12:26:441:30:509:4531:56
10:17
+0:45
20K
12.43 mi12:58:152:02:219:5131:31
10:09
-0:08
Half
13.11 mi13:05:092:09:159:526:54
10:07
-0:02
25K
15.53 mi13:30:562:35:029:5925:47
10:38
+0:31
30K
18.64 mi14:06:393:10:4510:1435:43
11:30
+0:52
20M
20.00 mi14:22:243:26:3010:1915:45
11:35
+0:05
21M
21.00 mi14:34:413:38:4710:2512:17
12:17
+0:42
35K
21.75 mi14:43:043:47:1010:278:23
11:12
-1:05
23M
23.00 mi14:56:504:00:5610:2913:46
11:00
-0:12
24M
24.00 mi15:07:564:12:0210:3011:06
11:06
+0:06
40K
24.85 mi15:17:404:21:4610:329:44
11:23
+0:17
25.2M
25.20 mi15:21:264:25:3210:323:46
10:55
-0:28
Finish
26.22 mi15:32:034:36:0910:3210:37
10:25
-0:30

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

9:26 /mi

Average Pace

10:32 /mi

Slowest Pace

12:17 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:19:52

51% of race

Time at Steady Pace

1:02:48

23% of race

Time at Slower Pace

1:13:29

27% of race

Average Pace: 10:32 /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 mi11:25:1129:179:2629:17
9:26
#21869
10K
6.21 mi11:54:4858:549:2929:37
9:32
#22282
15K
9.32 mi12:26:441:30:509:4531:56
10:17
#23005
20K
12.43 mi12:58:152:02:219:5131:31
10:09
#23059
Half
13.11 mi13:05:092:09:159:526:54
10:07
#23073
25K
15.53 mi13:30:562:35:029:5925:47
10:38
#23155
30K
18.64 mi14:06:393:10:4510:1435:43
11:30
#23309
20M
20.00 mi14:22:243:26:3010:1915:45
11:35
#23337
21M
21.00 mi14:34:413:38:4710:2512:17
12:17
#23340
35K
21.75 mi14:43:043:47:1010:278:23
11:12
#23338
23M
23.00 mi14:56:504:00:5610:2913:46
11:00
#23276
24M
24.00 mi15:07:564:12:0210:3011:06
11:06
#23292
40K
24.85 mi15:17:404:21:4610:329:44
11:23
#23292
25.2M
25.20 mi15:21:264:25:3210:323:46
10:55
#23236
Finish
26.22 mi15:32:034:36:0910:3210:37
10:25
#23217
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF55-59Seg. OverallSeg. FemalesSeg. F55-59
5K3.11 mi3.11 mi218698821882124051(Top 90%)9915(Top 87%)9915(Top 1217%)
10K6.21 mi3.10 mi22282-4138993-1728993-17222618(Top 85%)9152(Top 80%)9152(Top 1123%)
15K9.32 mi3.11 mi23005-7239361-3689361-36824051(Top 90%)9915(Top 87%)9915(Top 1217%)
20K12.43 mi3.11 mi23059-549377-169377-1623201(Top 87%)9452(Top 83%)9452(Top 1160%)
Half13.11 mi0.68 mi23073-149390-139390-1323523(Top 88%)9640(Top 84%)9640(Top 1183%)
25K15.53 mi2.42 mi23155-829439-499439-4923415(Top 88%)9620(Top 84%)9620(Top 1180%)
30K18.64 mi3.11 mi23309-1549543-1049543-10423856(Top 90%)9935(Top 87%)9935(Top 1219%)
20M20.00 mi1.36 mi23337-289567-249567-2423660(Top 89%)9873(Top 86%)9873(Top 1211%)
21M21.00 mi1.00 mi23340-39579-129579-1223173(Top 87%)9637(Top 84%)9637(Top 1182%)
35K21.75 mi0.75 mi23338+29588-99588-923664(Top 89%)9970(Top 87%)9970(Top 1223%)
23M23.00 mi1.25 mi23276+629564+249564+2422339(Top 84%)9239(Top 81%)9239(Top 1134%)
24M24.00 mi1.00 mi23292-169576-129576-1223241(Top 87%)9761(Top 85%)9761(Top 1198%)
40K24.85 mi0.85 mi232929588-129588-1223042(Top 87%)9681(Top 85%)9681(Top 1188%)
25.2M25.20 mi0.35 mi23236+569562+269562+2620328(Top 76%)8241(Top 72%)8241(Top 1011%)
Finish26.22 mi1.02 mi23217+199562956222847(Top 86%)9572(Top 84%)9572(Top 1174%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 90%
×21story building
+97ft-345ft

Overall

24051

Females

9915

F55-59

9915

5K→10K

3.1 - 6.2 mi

Top 85%
×5story building
+79ft-138ft

Overall

22618

Females

9152

F55-59

9152

10K→15K

6.2 - 9.3 mi

Top 90%
×3story building
+67ft-78ft

Overall

24051

Females

9915

F55-59

9915

15K→20K

9.3 - 12.4 mi

Top 87%
×5story building
+106ft-86ft

Overall

23201

Females

9452

F55-59

9452

20K→Half

12.4 - 13.1 mi

Top 88%
×2story building
+19ft-37ft

Overall

23523

Females

9640

F55-59

9640

Half→25K

13.1 - 15.5 mi

Top 88%
×4story building
+66ft-88ft

Overall

23415

Females

9620

F55-59

9620

25K→30K

15.5 - 18.6 mi

Top 90%
×9story building
+181ft-148ft

Overall

23856

Females

9935

F55-59

9935

30K→20M

18.6 - 20.0 mi

Top 89%
×5story building
+64ft-50ft

Overall

23660

Females

9873

F55-59

9873

20M→21M

20.0 - 21.0 mi

Top 87%
×8story building
+106ft-24ft

Overall

23173

Females

9637

F55-59

9637

21M→35K

21.0 - 21.8 mi

Top 89%
×7story building
+17ft-86ft

Overall

23664

Females

9970

F55-59

9970

35K→23M

21.8 - 23.0 mi

Top 84%
×5story building
+23ft-63ft

Overall

22339

Females

9239

F55-59

9239

23M→24M

23.0 - 24.0 mi

Top 87%
×6story building
+12ft-82ft

Overall

23241

Females

9761

F55-59

9761

24M→40K

24.0 - 24.9 mi

Top 87%
×1story
+6ft-20ft

Overall

23042

Females

9681

F55-59

9681

40K→25.2M

24.9 - 25.2 mi

Top 76%
×1story
+13ft-16ft

Overall

20328

Females

8241

F55-59

8241

25.2M→Finish

25.2 - 26.2 mi

Top 86%
×2story building
+22ft-21ft

Overall

22847

Females

9572

F55-59

9572

Passing Analysis

Category:
Athletes Passed
743
Passed By
2091
Net Change
-1348
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#21869
5K → 10K95508-413#21869#22282
10K → 15K25748-723#22282#23005
15K → 20K117171-54#23005#23059
20K → Half2135-14#23059#23073
Half → 25K70152-82#23073#23155
25K → 30K70224-154#23155#23309
30K → 20M3462-28#23309#23337
20M → 21M4851-3#23337#23340
21M → 35K2725+2#23340#23338
35K → 23M7715+62#23338#23276
23M → 24M2642-16#23276#23292
24M → 40K38380#23292#23292
40K → 25.2M582+56#23292#23236
25.2M → Finish3718+19#23236#23217
TOTALS7432091-1348
📊

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