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BOSTON MARATHON 2023

Elizabeth Jennings

Bib: 20652•F

VA

0:00
0:00
/ mi
Masters
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Overall
#0 / 26622
Gender (Female)
#0 / 11423
Top 39%
Masters (Masters Women)
#0 / 6539
Top 25%
Division (F40-44)
#0 / 1878
Top 45%
Race Day Weather
49°/39°F
light intensity drizzle

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
24:17
Rank: #12528
Start → 5K
24:17 | 7:49/mi
10K· 6.21 mi
48:11
Rank: #12328 (+200)
5K → 10K
23:54 | 7:42/mi
15K· 9.32 mi
1:12:08
Rank: #12152 (+176)
10K → 15K
23:57 | 7:43/mi
20K· 12.43 mi
1:36:35
Rank: #12144 (+8)
15K → 20K
24:27 | 7:52/mi
Half· 13.11 mi
1:41:59
Rank: #12236 (-92)
20K → Half
5:24 | 7:55/mi
25K· 15.53 mi
2:02:13
Rank: #12766 (-530)
Half → 25K
20:14 | 8:21/mi
30K· 18.64 mi
2:28:54
Rank: #13204 (-438)
25K → 30K
26:41 | 8:35/mi
20M
2:41:00
Rank: #13426 (-222)
30K → 20M
12:06 | 8:54/mi
21M
2:50:34
Rank: #13628 (-202)
20M → 21M
9:34 | 9:34/mi
35K· 21.75 mi
2:57:21
Rank: #13844 (-216)
21M → 35K
6:47 | 9:04/mi
23M
3:08:57
Rank: #14066 (-222)
35K → 23M
11:36 | 9:16/mi
24M
3:17:49
Rank: #14188 (-122)
23M → 24M
8:52 | 8:52/mi
40K· 24.85 mi
3:25:29
Rank: #14256 (-68)
24M → 40K
7:40 | 8:58/mi
25.2M
3:28:46
Rank: #14266 (-10)
40K → 25.2M
3:17 | 9:31/mi
Finish· 26.22 mi
3:36:56
Rank: #14166 (+100)
25.2M → Finish
8:10 | 8:01/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:41:59
Pace7:47 /mi
2nd Half
Distance13.11 mi
Time1:54:57
Pace8:46 /mi
📊Positive Split: 12.7% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:20:4924:177:4924:17
7:49
-
10K
6.21 mi11:44:4348:117:4523:54
7:42
-0:07
15K
9.32 mi12:08:401:12:087:4423:57
7:43
+0:01
20K
12.43 mi12:33:071:36:357:4624:27
7:52
+0:09
Half
13.11 mi12:38:311:41:597:475:24
7:55
+0:03
25K
15.53 mi12:58:452:02:137:5220:14
8:21
+0:26
30K
18.64 mi13:25:262:28:547:5926:41
8:35
+0:14
20M
20.00 mi13:37:322:41:008:0312:06
8:54
+0:19
21M
21.00 mi13:47:062:50:348:079:34
9:34
+0:40
35K
21.75 mi13:53:532:57:218:096:47
9:04
-0:30
23M
23.00 mi14:05:293:08:578:1311:36
9:16
+0:12
24M
24.00 mi14:14:213:17:498:158:52
8:52
-0:24
40K
24.85 mi14:22:013:25:298:167:40
8:58
+0:06
25.2M
25.20 mi14:25:183:28:468:173:17
9:31
+0:33
Finish
26.22 mi14:33:283:36:568:178:10
8:01
-1:30

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

7:42 /mi

Average Pace

8:17 /mi

Slowest Pace

9:34 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

1:50:09

51% of race

Time at Steady Pace

1:07:53

31% of race

Time at Slower Pace

38:54

18% of race

Average Pace: 8:16 /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 mi11:20:4924:177:4924:17
7:49
#12528
10K
6.21 mi11:44:4348:117:4523:54
7:42
#12328
15K
9.32 mi12:08:401:12:087:4423:57
7:43
#12152
20K
12.43 mi12:33:071:36:357:4624:27
7:52
#12144
Half
13.11 mi12:38:311:41:597:475:24
7:55
#12236
25K
15.53 mi12:58:452:02:137:5220:14
8:21
#12766
30K
18.64 mi13:25:262:28:547:5926:41
8:35
#13204
20M
20.00 mi13:37:322:41:008:0312:06
8:54
#13426
21M
21.00 mi13:47:062:50:348:079:34
9:34
#13628
35K
21.75 mi13:53:532:57:218:096:47
9:04
#13844
23M
23.00 mi14:05:293:08:578:1311:36
9:16
#14066
24M
24.00 mi14:14:213:17:498:158:52
8:52
#14188
40K
24.85 mi14:22:013:25:298:167:40
8:58
#14256
25.2M
25.20 mi14:25:183:28:468:173:17
9:31
#14266
Finish
26.22 mi14:33:283:36:568:178:10
8:01
#14166
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF40-44Seg. OverallSeg. FemalesSeg. F40-44
5K3.11 mi3.11 mi125283181318111937(Top 45%)2871(Top 25%)2871(Top 153%)
10K6.21 mi3.10 mi12328+2003058+1233058+12312194(Top 46%)2987(Top 26%)2987(Top 159%)
15K9.32 mi3.11 mi12152+1762980+782980+7811937(Top 45%)2871(Top 25%)2871(Top 153%)
20K12.43 mi3.11 mi12144+83006-263006-2612368(Top 46%)3184(Top 28%)3184(Top 170%)
Half13.11 mi0.68 mi12236-923060-543060-5413775(Top 52%)3962(Top 35%)3962(Top 211%)
25K15.53 mi2.42 mi12766-5303378-3183378-31815228(Top 57%)4972(Top 44%)4972(Top 265%)
30K18.64 mi3.11 mi13204-4383670-2923670-29214858(Top 56%)4849(Top 42%)4849(Top 258%)
20M20.00 mi1.36 mi13426-2223817-1473817-14716030(Top 60%)5586(Top 49%)5586(Top 297%)
21M21.00 mi1.00 mi13628-2023950-1333950-13316275(Top 61%)5777(Top 51%)5777(Top 308%)
35K21.75 mi0.75 mi13844-2164099-1494099-14918167(Top 68%)6919(Top 61%)6919(Top 368%)
23M23.00 mi1.25 mi14066-2224266-1674266-16717360(Top 65%)6476(Top 57%)6476(Top 345%)
24M24.00 mi1.00 mi14188-1224366-1004366-10016587(Top 62%)6117(Top 54%)6117(Top 326%)
40K24.85 mi0.85 mi14256-684427-614427-6115975(Top 60%)5833(Top 51%)5833(Top 311%)
25.2M25.20 mi0.35 mi14266-104446-194446-1915310(Top 58%)5471(Top 48%)5471(Top 291%)
Finish26.22 mi1.02 mi14166+1004399+474399+4712266(Top 46%)3850(Top 34%)3850(Top 205%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 45%
×21stories
+97ft-345ft

Overall

11937

Females

2871

F40-44

2871

5K→10K

3.1 - 6.2 mi

Top 46%
×5stories
+79ft-138ft

Overall

12194

Females

2987

F40-44

2987

10K→15K

6.2 - 9.3 mi

Top 45%
×3stories
+67ft-78ft

Overall

11937

Females

2871

F40-44

2871

15K→20K

9.3 - 12.4 mi

Top 46%
×5stories
+106ft-86ft

Overall

12368

Females

3184

F40-44

3184

20K→Half

12.4 - 13.1 mi

Top 52%
×2stories
+19ft-37ft

Overall

13775

Females

3962

F40-44

3962

Half→25K

13.1 - 15.5 mi

Top 57%
×4stories
+66ft-88ft

Overall

15228

Females

4972

F40-44

4972

25K→30K

15.5 - 18.6 mi

Top 56%
×9stories
+181ft-148ft

Overall

14858

Females

4849

F40-44

4849

30K→20M

18.6 - 20.0 mi

Top 60%
×5stories
+64ft-50ft

Overall

16030

Females

5586

F40-44

5586

20M→21M

20.0 - 21.0 mi

Top 61%
×8stories
+106ft-24ft

Overall

16275

Females

5777

F40-44

5777

21M→35K

21.0 - 21.8 mi

Top 68%
×7stories
+17ft-86ft

Overall

18167

Females

6919

F40-44

6919

35K→23M

21.8 - 23.0 mi

Top 65%
×5stories
+23ft-63ft

Overall

17360

Females

6476

F40-44

6476

23M→24M

23.0 - 24.0 mi

Top 62%
×6stories
+12ft-82ft

Overall

16587

Females

6117

F40-44

6117

24M→40K

24.0 - 24.9 mi

Top 60%
×1story
+6ft-20ft

Overall

15975

Females

5833

F40-44

5833

40K→25.2M

24.9 - 25.2 mi

Top 58%
×1story
+13ft-16ft

Overall

15310

Females

5471

F40-44

5471

25.2M→Finish

25.2 - 26.2 mi

Top 46%
×2stories
+22ft-21ft

Overall

12266

Females

3850

F40-44

3850

Passing Analysis

Category:
Athletes Passed
1360
Passed By
2998
Net Change
-1638
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#12528
5K → 10K427227+200#12528#12328
10K → 15K281105+176#12328#12152
15K → 20K176168+8#12152#12144
20K → Half496-92#12144#12236
Half → 25K36566-530#12236#12766
25K → 30K86524-438#12766#13204
30K → 20M38260-222#13204#13426
20M → 21M39241-202#13426#13628
21M → 35K13229-216#13628#13844
35K → 23M37259-222#13844#14066
23M → 24M35157-122#14066#14188
24M → 40K38106-68#14188#14256
40K → 25.2M2434-10#14256#14266
25.2M → Finish12626+100#14266#14166
TOTALS13602998-1638
📊

Passing Visuals

Category:

📈Position Graph

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🎨Heatmap Timeline

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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