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BOSTON MARATHON 2023

Katie Jewett

VT

Bib: 15107 F

0:00
0:00
/ mi
Masters
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Overall
#0 / 26622
Top 45%
Gender (Female)
#0 / 11423
Top 27%
Masters (Masters Women)
#0 / 6539
Top 14%
Division (F40-44)
#0 / 1878
Top 28%
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
7:58/mi
24:46
↑ 97↓ 3451.5%
220 ft elev
10K· 6.21 mi
7:43/mi
48:46
↑ 79↓ 1380.4%
157 ft elev
15K· 9.32 mi
7:44/mi
1:12:48
↑ 67↓ 78
146 ft elev
20K· 12.43 mi
7:45/mi
1:36:53
↑ 106↓ 860.1%
165 ft elev
Half· 13.11 mi
7:48/mi
1:42:12
↑ 19↓ 370.5%
148 ft elev
25K· 15.53 mi
7:47/mi
2:01:04
↑ 66↓ 880.2%
127 ft elev
30K· 18.64 mi
8:04/mi
2:26:08
↑ 181↓ 1480.2%
138 ft elev
20M
8:12/mi
2:37:17
↑ 64↓ 500.2%
148 ft elev
21M
8:41/mi
2:45:58
↑ 106↓ 241.6%
227 ft elev
35K· 21.75 mi
7:56/mi
2:51:54
↑ 17↓ 861.7%
156 ft elev
23M
8:30/mi
3:02:32
↑ 23↓ 630.6%
116 ft elev
24M
8:08/mi
3:10:40
↓ 821.3%
34 ft elev
40K· 24.85 mi
8:25/mi
3:17:52
↓ 200.3%
20 ft elev
25.2M
9:11/mi
3:21:02
↑ 13↓ 160.2%
18 ft elev
Finish· 26.22 mi
8:03/mi
3:29:14
↑ 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
Time1:42:12
Pace7:48 /mi
2nd Half
Distance13.11 mi
Time1:47:02
Pace8:10 /mi
📊Positive Split: 4.7% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:55:2624:467:5824:46
7:58
-
10K
6.21 mi11:19:2648:467:5124:00
7:43
-0:15
15K
9.32 mi11:43:281:12:487:4924:02
7:44
+0:01
20K
12.43 mi12:07:331:36:537:4824:05
7:45
+0:01
Half
13.11 mi12:12:521:42:127:485:19
7:48
+0:03
25K
15.53 mi12:31:442:01:047:4818:52
7:47
-0:01
30K
18.64 mi12:56:482:26:087:5025:04
8:04
+0:17
20M
20.00 mi13:07:572:37:177:5211:09
8:12
+0:08
21M
21.00 mi13:16:382:45:587:548:41
8:41
+0:29
35K
21.75 mi13:22:342:51:547:545:56
7:56
-0:45
23M
23.00 mi13:33:123:02:327:5610:38
8:30
+0:34
24M
24.00 mi13:41:203:10:407:578:08
8:08
-0:22
40K
24.85 mi13:48:323:17:527:587:12
8:25
+0:17
25.2M
25.20 mi13:51:423:21:027:593:10
9:11
+0:46
Finish
26.22 mi13:59:543:29:147:598:12
8:03
-1:08

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

7:43 /mi

Average Pace

7:59 /mi

Slowest Pace

9:11 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

3:06:45

89% of race

Time at Steady Pace

19:19

9% of race

Time at Slower Pace

3:10

2% of race

Average Pace: 7:59 /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 mi10:55:2624:467:5824:46
7:58
#13820
10K
6.21 mi11:19:2648:467:5124:00
7:43
#13177
15K
9.32 mi11:43:281:12:487:4924:02
7:44
#12787
20K
12.43 mi12:07:331:36:537:4824:05
7:45
#12372
Half
13.11 mi12:12:521:42:127:485:19
7:48
#12370
25K
15.53 mi12:31:442:01:047:4818:52
7:47
#12133
30K
18.64 mi12:56:482:26:087:5025:04
8:04
#11937
20M
20.00 mi13:07:572:37:177:5211:09
8:12
#11913
21M
21.00 mi13:16:382:45:587:548:41
8:41
#11899
35K
21.75 mi13:22:342:51:547:545:56
7:56
#11882
23M
23.00 mi13:33:123:02:327:5610:38
8:30
#11944
24M
24.00 mi13:41:203:10:407:578:08
8:08
#11950
40K
24.85 mi13:48:323:17:527:587:12
8:25
#11978
25.2M
25.20 mi13:51:423:21:027:593:10
9:11
#12004
Finish
26.22 mi13:59:543:29:147:598:12
8:03
#12026
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF40-44Seg. OverallSeg. FemalesSeg. F40-44
5K3.11 mi3.11 mi13820390839081217930013001
10K6.21 mi3.10 mi13177+6433554+3543554+3541248631423142
15K9.32 mi3.11 mi12787+3903328+2263328+2261217930013001
20K12.43 mi3.11 mi12372+4153134+1943134+1941134026002600
Half13.11 mi0.68 mi12370+23133+13133+11270833143314
25K15.53 mi2.42 mi12133+2373014+1193014+1191097124732473
30K18.64 mi3.11 mi11937+1962945+692945+691143728692869
20M20.00 mi1.36 mi11913+24294529451175231373137
21M21.00 mi1.00 mi11899+142952-72952-71157831833183
35K21.75 mi0.75 mi11882+172958-62958-61165232313231
23M23.00 mi1.25 mi11944-623026-683026-681317441594159
24M24.00 mi1.00 mi11950-63051-253051-251215836693669
40K24.85 mi0.85 mi11978-283085-343085-341284941224122
25.2M25.20 mi0.35 mi12004-263105-203105-201357045074507
Finish26.22 mi1.02 mi12026-223141-363141-361245739343934

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 46%
×21story building
+97ft-345ft

Overall

12179

Females

3001

F40-44

3001

5K→10K

3.1 - 6.2 mi

Top 47%
×5story building
+79ft-138ft

Overall

12486

Females

3142

F40-44

3142

10K→15K

6.2 - 9.3 mi

Top 46%
×3story building
+67ft-78ft

Overall

12179

Females

3001

F40-44

3001

15K→20K

9.3 - 12.4 mi

Top 43%
×5story building
+106ft-86ft

Overall

11340

Females

2600

F40-44

2600

20K→Half

12.4 - 13.1 mi

Top 48%
×2story building
+19ft-37ft

Overall

12708

Females

3314

F40-44

3314

Half→25K

13.1 - 15.5 mi

Top 41%
×4story building
+66ft-88ft

Overall

10971

Females

2473

F40-44

2473

25K→30K

15.5 - 18.6 mi

Top 43%
×9story building
+181ft-148ft

Overall

11437

Females

2869

F40-44

2869

30K→20M

18.6 - 20.0 mi

Top 44%
×5story building
+64ft-50ft

Overall

11752

Females

3137

F40-44

3137

20M→21M

20.0 - 21.0 mi

Top 43%
×8story building
+106ft-24ft

Overall

11578

Females

3183

F40-44

3183

21M→35K

21.0 - 21.8 mi

Top 44%
×7story building
+17ft-86ft

Overall

11652

Females

3231

F40-44

3231

35K→23M

21.8 - 23.0 mi

Top 49%
×5story building
+23ft-63ft

Overall

13174

Females

4159

F40-44

4159

23M→24M

23.0 - 24.0 mi

Top 46%
×6story building
+12ft-82ft

Overall

12158

Females

3669

F40-44

3669

24M→40K

24.0 - 24.9 mi

Top 48%
×1story
+6ft-20ft

Overall

12849

Females

4122

F40-44

4122

40K→25.2M

24.9 - 25.2 mi

Top 51%
×1story
+13ft-16ft

Overall

13570

Females

4507

F40-44

4507

25.2M→Finish

25.2 - 26.2 mi

Top 47%
×2story building
+22ft-21ft

Overall

12457

Females

3934

F40-44

3934

Passing Analysis

Category:
Athletes Passed
2777
Passed By
983
Net Change
+1794
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#13820
5K → 10K74198+643#13820#13177
10K → 15K45767+390#13177#12787
15K → 20K44631+415#12787#12372
20K → Half3129+2#12372#12370
Half → 25K26326+237#12370#12133
25K → 30K29599+196#12133#11937
30K → 20M10985+24#11937#11913
20M → 21M9985+14#11913#11899
21M → 35K5942+17#11899#11882
35K → 23M69131-62#11882#11944
23M → 24M6672-6#11944#11950
24M → 40K5785-28#11950#11978
40K → 25.2M2450-26#11978#12004
25.2M → Finish6183-22#12004#12026
TOTALS2777983+1794

Passing Charts

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