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BOSTON MARATHON 2023

Jenny Hill

Bib: 16874•F

CA

0:00
0:00
/ mi
Masters
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Overall
#0 / 26622
Gender (Female)
#0 / 11423
Masters (Masters Women)
#0 / 6539
Top 41%
Division (F40-44)
#0 / 1878
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
8:14/mi
25:36
↑ 97↓ 3451.5%
10K· 6.21 mi
8:23/mi
51:39
↑ 79↓ 1380.4%
15K· 9.32 mi
8:23/mi
1:17:41
↑ 67↓ 78
20K· 12.43 mi
8:51/mi
1:45:10
↑ 106↓ 860.1%
Half· 13.11 mi
8:29/mi
1:50:57
↑ 19↓ 370.5%
25K· 15.53 mi
8:51/mi
2:12:24
↑ 66↓ 880.2%
30K· 18.64 mi
8:46/mi
2:39:39
↑ 181↓ 1480.2%
20M
8:43/mi
2:51:30
↑ 64↓ 500.2%
21M
9:12/mi
3:00:42
↑ 106↓ 241.6%
35K· 21.75 mi
8:36/mi
3:07:08
↑ 17↓ 861.7%
23M
8:45/mi
3:18:05
↑ 23↓ 630.6%
24M
8:42/mi
3:26:47
↓ 821.3%
40K· 24.85 mi
9:03/mi
3:34:31
↓ 200.3%
25.2M
9:57/mi
3:37:57
↑ 13↓ 160.2%
Finish· 26.22 mi
9:00/mi
3:47:07
↑ 22↓ 21

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:50:57
Pace8:28 /mi
2nd Half
Distance13.11 mi
Time1:56:10
Pace8:52 /mi
📊Positive Split: 4.7% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:15:5325:368:1425:36
8:14
-
10K
6.21 mi11:41:5651:398:1926:03
8:23
+0:09
15K
9.32 mi12:07:581:17:418:2026:02
8:23
0:00
20K
12.43 mi12:35:271:45:108:2827:29
8:51
+0:28
Half
13.11 mi12:41:141:50:578:285:47
8:29
-0:22
25K
15.53 mi13:02:412:12:248:3121:27
8:51
+0:22
30K
18.64 mi13:29:562:39:398:3427:15
8:46
-0:05
20M
20.00 mi13:41:472:51:308:3411:51
8:43
-0:03
21M
21.00 mi13:50:593:00:428:369:12
9:12
+0:29
35K
21.75 mi13:57:253:07:088:366:26
8:36
-0:36
23M
23.00 mi14:08:223:18:058:3710:57
8:45
+0:09
24M
24.00 mi14:17:043:26:478:378:42
8:42
-0:03
40K
24.85 mi14:24:483:34:318:387:44
9:03
+0:21
25.2M
25.20 mi14:28:143:37:578:393:26
9:57
+0:54
Finish
26.22 mi14:37:243:47:078:409:10
9:00
-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

8:14 /mi

Average Pace

8:40 /mi

Slowest Pace

9:57 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

1:23:28

37% of race

Time at Steady Pace

1:54:07

50% of race

Time at Slower Pace

29:32

13% of race

Average Pace: 8:40 /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 mi11:15:5325:368:1425:36
8:14
#15736
10K
6.21 mi11:41:5651:398:1926:03
8:23
#16604
15K
9.32 mi12:07:581:17:418:2026:02
8:23
#16757
20K
12.43 mi12:35:271:45:108:2827:29
8:51
#17340
Half
13.11 mi12:41:141:50:578:285:47
8:29
#17341
25K
15.53 mi13:02:412:12:248:3121:27
8:51
#17481
30K
18.64 mi13:29:562:39:398:3427:15
8:46
#17147
20M
20.00 mi13:41:472:51:308:3411:51
8:43
#16976
21M
21.00 mi13:50:593:00:428:369:12
9:12
#16830
35K
21.75 mi13:57:253:07:088:366:26
8:36
#16781
23M
23.00 mi14:08:223:18:058:3710:57
8:45
#16652
24M
24.00 mi14:17:043:26:478:378:42
8:42
#16603
40K
24.85 mi14:24:483:34:318:387:44
9:03
#16589
25.2M
25.20 mi14:28:143:37:578:393:26
9:57
#16592
Finish
26.22 mi14:37:243:47:078:409:10
9:00
#16646
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF40-44Seg. OverallSeg. FemalesSeg. F40-44
5K3.11 mi3.11 mi157365116511617036(Top 64%)5940(Top 52%)5940(Top 316%)
10K6.21 mi3.10 mi16604-8685647-5315647-53117492(Top 66%)6177(Top 54%)6177(Top 329%)
15K9.32 mi3.11 mi16757-1535770-1235770-12317036(Top 64%)5940(Top 52%)5940(Top 316%)
20K12.43 mi3.11 mi17340-5836128-3586128-35818923(Top 71%)7040(Top 62%)7040(Top 375%)
Half13.11 mi0.68 mi17341-16126+26126+217606(Top 66%)6243(Top 55%)6243(Top 332%)
25K15.53 mi2.42 mi17481-1406228-1026228-10218210(Top 68%)6670(Top 58%)6670(Top 355%)
30K18.64 mi3.11 mi17147+3346048+1806048+18015895(Top 60%)5441(Top 48%)5441(Top 290%)
20M20.00 mi1.36 mi16976+1715954+945954+9415024(Top 56%)5013(Top 44%)5013(Top 267%)
21M21.00 mi1.00 mi16830+1465881+735881+7314512(Top 55%)4775(Top 42%)4775(Top 254%)
35K21.75 mi0.75 mi16781+495868+135868+1315886(Top 60%)5621(Top 49%)5621(Top 299%)
23M23.00 mi1.25 mi16652+1295823+455823+4514704(Top 55%)5017(Top 44%)5017(Top 267%)
24M24.00 mi1.00 mi16603+495808+155808+1515687(Top 59%)5636(Top 49%)5636(Top 300%)
40K24.85 mi0.85 mi16589+145823-155823-1516414(Top 62%)6087(Top 53%)6087(Top 324%)
25.2M25.20 mi0.35 mi16592-35825-25825-217225(Top 65%)6551(Top 57%)6551(Top 349%)
Finish26.22 mi1.02 mi16646-545867-425867-4217964(Top 67%)6890(Top 60%)6890(Top 367%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 64%
×21story building
+97ft-345ft

Overall

17036

Females

5940

F40-44

5940

5K→10K

3.1 - 6.2 mi

Top 66%
×5story building
+79ft-138ft

Overall

17492

Females

6177

F40-44

6177

10K→15K

6.2 - 9.3 mi

Top 64%
×3story building
+67ft-78ft

Overall

17036

Females

5940

F40-44

5940

15K→20K

9.3 - 12.4 mi

Top 71%
×5story building
+106ft-86ft

Overall

18923

Females

7040

F40-44

7040

20K→Half

12.4 - 13.1 mi

Top 66%
×2story building
+19ft-37ft

Overall

17606

Females

6243

F40-44

6243

Half→25K

13.1 - 15.5 mi

Top 68%
×4story building
+66ft-88ft

Overall

18210

Females

6670

F40-44

6670

25K→30K

15.5 - 18.6 mi

Top 60%
×9story building
+181ft-148ft

Overall

15895

Females

5441

F40-44

5441

30K→20M

18.6 - 20.0 mi

Top 56%
×5story building
+64ft-50ft

Overall

15024

Females

5013

F40-44

5013

20M→21M

20.0 - 21.0 mi

Top 55%
×8story building
+106ft-24ft

Overall

14512

Females

4775

F40-44

4775

21M→35K

21.0 - 21.8 mi

Top 60%
×7story building
+17ft-86ft

Overall

15886

Females

5621

F40-44

5621

35K→23M

21.8 - 23.0 mi

Top 55%
×5story building
+23ft-63ft

Overall

14704

Females

5017

F40-44

5017

23M→24M

23.0 - 24.0 mi

Top 59%
×6story building
+12ft-82ft

Overall

15687

Females

5636

F40-44

5636

24M→40K

24.0 - 24.9 mi

Top 62%
×1story
+6ft-20ft

Overall

16414

Females

6087

F40-44

6087

40K→25.2M

24.9 - 25.2 mi

Top 65%
×1story
+13ft-16ft

Overall

17225

Females

6551

F40-44

6551

25.2M→Finish

25.2 - 26.2 mi

Top 67%
×2story building
+22ft-21ft

Overall

17964

Females

6890

F40-44

6890

Passing Analysis

Category:
Athletes Passed
1543
Passed By
2453
Net Change
-910
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#15736
5K → 10K64932-868#15736#16604
10K → 15K142295-153#16604#16757
15K → 20K55638-583#16757#17340
20K → Half2526-1#17340#17341
Half → 25K90230-140#17341#17481
25K → 30K37036+334#17481#17147
30K → 20M18413+171#17147#16976
20M → 21M16216+146#16976#16830
21M → 35K7627+49#16830#16781
35K → 23M15728+129#16781#16652
23M → 24M8637+49#16652#16603
24M → 40K6551+14#16603#16589
40K → 25.2M3235-3#16589#16592
25.2M → Finish3589-54#16592#16646
TOTALS15432453-910
📊

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