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BOSTON MARATHON 2023

Cheryl Sobering

Bib: 9756•F

FL

0:00
0:00
/ mi
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Overall
#0 / 26622
Top 40%
Gender (Female)
#0 / 11423
Top 21%
Division (F18-39)
#0 / 4884
Top 36%
Race Day Weather
49°/39°F
light intensity drizzle

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
24:52
Rank: #14070
Start → 5K
24:52 | 8:00/mi
10K· 6.21 mi
49:02
Rank: #13527 (+543)
5K → 10K
24:10 | 7:47/mi
15K· 9.32 mi
1:13:08
Rank: #13108 (+419)
10K → 15K
24:06 | 7:45/mi
20K· 12.43 mi
1:37:28
Rank: #12795 (+313)
15K → 20K
24:20 | 7:50/mi
Half· 13.11 mi
1:42:44
Rank: #12749 (+46)
20K → Half
5:16 | 7:43/mi
25K· 15.53 mi
2:01:39
Rank: #12459 (+290)
Half → 25K
18:55 | 7:48/mi
30K· 18.64 mi
2:26:05
Rank: #11907 (+552)
25K → 30K
24:26 | 7:52/mi
20M
2:36:42
Rank: #11674 (+233)
30K → 20M
10:37 | 7:49/mi
21M
2:44:57
Rank: #11474 (+200)
20M → 21M
8:15 | 8:15/mi
35K· 21.75 mi
2:50:36
Rank: #11348 (+126)
21M → 35K
5:39 | 7:33/mi
23M
3:00:23
Rank: #11151 (+197)
35K → 23M
9:47 | 7:49/mi
24M
3:07:56
Rank: #10985 (+166)
23M → 24M
7:33 | 7:33/mi
40K· 24.85 mi
3:14:27
Rank: #10821 (+164)
24M → 40K
6:31 | 7:37/mi
25.2M
3:17:15
Rank: #10746 (+75)
40K → 25.2M
2:48 | 8:07/mi
Finish· 26.22 mi
3:24:41
Rank: #10558 (+188)
25.2M → Finish
7:26 | 7:18/mi

The Course

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Half Splits

1st Half· via Half⚖️ Balanced
Distance13.11 mi
Time1:42:44
Pace7:50 /mi
2nd Half⚖️ Balanced
Distance13.11 mi
Time1:41:57
Pace7:47 /mi
📊Even Split: Consistent pacing between halves

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:51:4324:528:0024:52
8:00
-
10K
6.21 mi11:15:5349:027:5324:10
7:47
-0:13
15K
9.32 mi11:39:591:13:087:5124:06
7:45
-0:02
20K
12.43 mi12:04:191:37:287:5124:20
7:50
+0:05
Half
13.11 mi12:09:351:42:447:505:16
7:43
-0:07
25K
15.53 mi12:28:302:01:397:5018:55
7:48
+0:05
30K
18.64 mi12:52:562:26:057:5024:26
7:52
+0:04
20M
20.00 mi13:03:332:36:427:5010:37
7:49
-0:03
21M
21.00 mi13:11:482:44:577:518:15
8:15
+0:26
35K
21.75 mi13:17:272:50:367:515:39
7:33
-0:42
23M
23.00 mi13:27:143:00:237:519:47
7:49
+0:16
24M
24.00 mi13:34:473:07:567:507:33
7:33
-0:16
40K
24.85 mi13:41:183:14:277:496:31
7:37
+0:04
25.2M
25.20 mi13:44:063:17:157:502:48
8:07
+0:30
Finish
26.22 mi13:51:323:24:417:497:26
7:18
-0:49

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

7:18 /mi

Average Pace

7:49 /mi

Slowest Pace

8:15 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

3:13:38

95% of race

Time at Steady Pace

11:03

5% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 7:48 /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 mi10:51:4324:528:0024:52
8:00
#14070
10K
6.21 mi11:15:5349:027:5324:10
7:47
#13527
15K
9.32 mi11:39:591:13:087:5124:06
7:45
#13108
20K
12.43 mi12:04:191:37:287:5124:20
7:50
#12795
Half
13.11 mi12:09:351:42:447:505:16
7:43
#12749
25K
15.53 mi12:28:302:01:397:5018:55
7:48
#12459
30K
18.64 mi12:52:562:26:057:5024:26
7:52
#11907
20M
20.00 mi13:03:332:36:427:5010:37
7:49
#11674
21M
21.00 mi13:11:482:44:577:518:15
8:15
#11474
35K
21.75 mi13:17:272:50:367:515:39
7:33
#11348
23M
23.00 mi13:27:143:00:237:519:47
7:49
#11151
24M
24.00 mi13:34:473:07:567:507:33
7:33
#10985
40K
24.85 mi13:41:183:14:277:496:31
7:37
#10821
25.2M
25.20 mi13:44:063:17:157:502:48
8:07
#10746
Finish
26.22 mi13:51:323:24:417:497:26
7:18
#10558
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF18-39Seg. OverallSeg. FemalesSeg. F18-39
5K3.11 mi3.11 mi140704078407812383(Top 47%)3125(Top 27%)3125(Top 64%)
10K6.21 mi3.10 mi13527+5433756+3223756+32212968(Top 49%)3414(Top 30%)3414(Top 70%)
15K9.32 mi3.11 mi13108+4193531+2253531+22512383(Top 47%)3125(Top 27%)3125(Top 64%)
20K12.43 mi3.11 mi12795+3133363+1683363+16812025(Top 45%)2990(Top 26%)2990(Top 61%)
Half13.11 mi0.68 mi12749+463337+263337+2612150(Top 46%)3025(Top 26%)3025(Top 62%)
25K15.53 mi2.42 mi12459+2903207+1303207+13011134(Top 42%)2558(Top 22%)2558(Top 52%)
30K18.64 mi3.11 mi11907+5522929+2782929+2789872(Top 37%)2104(Top 18%)2104(Top 43%)
20M20.00 mi1.36 mi11674+2332811+1182811+1189009(Top 34%)1813(Top 16%)1813(Top 37%)
21M21.00 mi1.00 mi11474+2002713+982713+988956(Top 34%)1916(Top 17%)1916(Top 39%)
35K21.75 mi0.75 mi11348+1262655+582655+589011(Top 34%)1948(Top 17%)1948(Top 40%)
23M23.00 mi1.25 mi11151+1972578+772578+778560(Top 32%)1835(Top 16%)1835(Top 38%)
24M24.00 mi1.00 mi10985+1662514+642514+648104(Top 30%)1736(Top 15%)1736(Top 36%)
40K24.85 mi0.85 mi10821+1642464+502464+507510(Top 28%)1582(Top 14%)1582(Top 32%)
25.2M25.20 mi0.35 mi10746+752440+242440+247351(Top 28%)1591(Top 14%)1591(Top 33%)
Finish26.22 mi1.02 mi10558+1882377+632377+637155(Top 27%)1501(Top 13%)1501(Top 31%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 47%
×21stories
+97ft-345ft

Overall

12383

Females

3125

F18-39

3125

5K→10K

3.1 - 6.2 mi

Top 49%
×5stories
+79ft-138ft

Overall

12968

Females

3414

F18-39

3414

10K→15K

6.2 - 9.3 mi

Top 47%
×3stories
+67ft-78ft

Overall

12383

Females

3125

F18-39

3125

15K→20K

9.3 - 12.4 mi

Top 45%
×5stories
+106ft-86ft

Overall

12025

Females

2990

F18-39

2990

20K→Half

12.4 - 13.1 mi

Top 46%
×2stories
+19ft-37ft

Overall

12150

Females

3025

F18-39

3025

Half→25K

13.1 - 15.5 mi

Top 42%
×4stories
+66ft-88ft

Overall

11134

Females

2558

F18-39

2558

25K→30K

15.5 - 18.6 mi

Top 37%
×9stories
+181ft-148ft

Overall

9872

Females

2104

F18-39

2104

30K→20M

18.6 - 20.0 mi

Top 34%
×5stories
+64ft-50ft

Overall

9009

Females

1813

F18-39

1813

20M→21M

20.0 - 21.0 mi

Top 34%
×8stories
+106ft-24ft

Overall

8956

Females

1916

F18-39

1916

21M→35K

21.0 - 21.8 mi

Top 34%
×7stories
+17ft-86ft

Overall

9011

Females

1948

F18-39

1948

35K→23M

21.8 - 23.0 mi

Top 32%
×5stories
+23ft-63ft

Overall

8560

Females

1835

F18-39

1835

23M→24M

23.0 - 24.0 mi

Top 30%
×6stories
+12ft-82ft

Overall

8104

Females

1736

F18-39

1736

24M→40K

24.0 - 24.9 mi

Top 28%
×1story
+6ft-20ft

Overall

7510

Females

1582

F18-39

1582

40K→25.2M

24.9 - 25.2 mi

Top 28%
×1story
+13ft-16ft

Overall

7351

Females

1591

F18-39

1591

25.2M→Finish

25.2 - 26.2 mi

Top 27%
×2stories
+22ft-21ft

Overall

7155

Females

1501

F18-39

1501

Passing Analysis

Category:
Athletes Passed
3861
Passed By
349
Net Change
+3512
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#14070
5K → 10K655112+543#14070#13527
10K → 15K47657+419#13527#13108
15K → 20K35744+313#13108#12795
20K → Half6216+46#12795#12749
Half → 25K31626+290#12749#12459
25K → 30K56816+552#12459#11907
30K → 20M24310+233#11907#11674
20M → 21M21515+200#11674#11474
21M → 35K1348+126#11474#11348
35K → 23M21013+197#11348#11151
23M → 24M18014+166#11151#10985
24M → 40K17410+164#10985#10821
40K → 25.2M772+75#10821#10746
25.2M → Finish1946+188#10746#10558
TOTALS3861349+3512
📊

Passing Visuals

Category:
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🔥Passing Intensity

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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