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BOSTON MARATHON 2023

Corene Steinert

Bib: 15682•F

MA

0:00
0:00
/ mi
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Overall
#0 / 26622
Top 38%
Gender (Female)
#0 / 11423
Top 19%
Division (F18-39)
#0 / 4884
Top 33%
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
7:42/mi
23:55
↑ 97↓ 3451.5%
10K· 6.21 mi
7:33/mi
47:23
↑ 79↓ 1380.4%
15K· 9.32 mi
7:39/mi
1:11:10
↑ 67↓ 78
20K· 12.43 mi
7:42/mi
1:35:05
↑ 106↓ 860.1%
Half· 13.11 mi
7:26/mi
1:40:09
↑ 19↓ 370.5%
25K· 15.53 mi
7:41/mi
1:58:46
↑ 66↓ 880.2%
30K· 18.64 mi
7:48/mi
2:23:01
↑ 181↓ 1480.2%
20M
7:52/mi
2:33:43
↑ 64↓ 500.2%
21M
8:10/mi
2:41:53
↑ 106↓ 241.6%
35K· 21.75 mi
7:32/mi
2:47:31
↑ 17↓ 861.7%
23M
7:57/mi
2:57:28
↑ 23↓ 630.6%
24M
8:03/mi
3:05:31
↓ 821.3%
40K· 24.85 mi
8:16/mi
3:12:35
↓ 200.3%
25.2M
8:25/mi
3:15:29
↑ 13↓ 160.2%
Finish· 26.22 mi
7:33/mi
3:23:11
↑ 22↓ 21

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:40:09
Pace7:38 /mi
2nd Half
Distance13.11 mi
Time1:43:02
Pace7:52 /mi
📊Positive Split: 2.9% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:54:3023:557:4223:55
7:42
-
10K
6.21 mi11:17:5847:237:3823:28
7:33
-0:09
15K
9.32 mi11:41:451:11:107:3823:47
7:39
+0:06
20K
12.43 mi12:05:401:35:057:3923:55
7:42
+0:03
Half
13.11 mi12:10:441:40:097:385:04
7:26
-0:16
25K
15.53 mi12:29:211:58:467:3918:37
7:41
+0:15
30K
18.64 mi12:53:362:23:017:4024:15
7:48
+0:07
20M
20.00 mi13:04:182:33:437:4110:42
7:52
+0:04
21M
21.00 mi13:12:282:41:537:438:10
8:10
+0:18
35K
21.75 mi13:18:062:47:317:425:38
7:32
-0:38
23M
23.00 mi13:28:032:57:287:439:57
7:57
+0:25
24M
24.00 mi13:36:063:05:317:448:03
8:03
+0:06
40K
24.85 mi13:43:103:12:357:457:04
8:16
+0:13
25.2M
25.20 mi13:46:043:15:297:452:54
8:25
+0:09
Finish
26.22 mi13:53:463:23:117:457:42
7:33
-0:52

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

7:26 /mi

Average Pace

7:45 /mi

Slowest Pace

8:25 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

3:13:13

95% of race

Time at Steady Pace

9:58

5% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 7:45 /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 mi10:54:3023:557:4223:55
7:42
#11433
10K
6.21 mi11:17:5847:237:3823:28
7:33
#11151
15K
9.32 mi11:41:451:11:107:3823:47
7:39
#11252
20K
12.43 mi12:05:401:35:057:3923:55
7:42
#11117
Half
13.11 mi12:10:441:40:097:385:04
7:26
#11037
25K
15.53 mi12:29:211:58:467:3918:37
7:41
#10869
30K
18.64 mi12:53:362:23:017:4024:15
7:48
#10543
20M
20.00 mi13:04:182:33:437:4110:42
7:52
#10449
21M
21.00 mi13:12:282:41:537:438:10
8:10
#10297
35K
21.75 mi13:18:062:47:317:425:38
7:32
#10222
23M
23.00 mi13:28:032:57:287:439:57
7:57
#10143
24M
24.00 mi13:36:063:05:317:448:03
8:03
#10172
40K
24.85 mi13:43:103:12:357:457:04
8:16
#10211
25.2M
25.20 mi13:46:043:15:297:452:54
8:25
#10182
Finish
26.22 mi13:53:463:23:117:457:42
7:33
#10099
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF18-39Seg. OverallSeg. FemalesSeg. F18-39
5K3.11 mi3.11 mi114332555255511472(Top 43%)2611(Top 23%)2611(Top 53%)
10K6.21 mi3.10 mi11151+2822406+1492406+14910916(Top 41%)2268(Top 20%)2268(Top 46%)
15K9.32 mi3.11 mi11252-1012465-592465-5911472(Top 43%)2611(Top 23%)2611(Top 53%)
20K12.43 mi3.11 mi11117+1352389+762389+7610914(Top 41%)2363(Top 21%)2363(Top 48%)
Half13.11 mi0.68 mi11037+802348+412348+419693(Top 36%)1764(Top 15%)1764(Top 36%)
25K15.53 mi2.42 mi10869+1682282+662282+6610149(Top 38%)2061(Top 18%)2061(Top 42%)
30K18.64 mi3.11 mi10543+3262175+1072175+1079415(Top 35%)1897(Top 17%)1897(Top 39%)
20M20.00 mi1.36 mi10449+942148+272148+279419(Top 35%)1987(Top 17%)1987(Top 41%)
21M21.00 mi1.00 mi10297+1522098+502098+508455(Top 32%)1710(Top 15%)1710(Top 35%)
35K21.75 mi0.75 mi10222+752070+282070+288799(Top 33%)1832(Top 16%)1832(Top 38%)
23M23.00 mi1.25 mi10143+79207020709414(Top 35%)2223(Top 19%)2223(Top 46%)
24M24.00 mi1.00 mi10172-292110-402110-4011589(Top 44%)3367(Top 29%)3367(Top 69%)
40K24.85 mi0.85 mi10211-392151-412151-4111803(Top 44%)3550(Top 31%)3550(Top 73%)
25.2M25.20 mi0.35 mi10182+292148+32148+39032(Top 34%)2258(Top 20%)2258(Top 46%)
Finish26.22 mi1.02 mi10099+832149-12149-18987(Top 34%)2238(Top 20%)2238(Top 46%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 43%
×21story building
+97ft-345ft

Overall

11472

Females

2611

F18-39

2611

5K→10K

3.1 - 6.2 mi

Top 41%
×5story building
+79ft-138ft

Overall

10916

Females

2268

F18-39

2268

10K→15K

6.2 - 9.3 mi

Top 43%
×3story building
+67ft-78ft

Overall

11472

Females

2611

F18-39

2611

15K→20K

9.3 - 12.4 mi

Top 41%
×5story building
+106ft-86ft

Overall

10914

Females

2363

F18-39

2363

20K→Half

12.4 - 13.1 mi

Top 36%
×2story building
+19ft-37ft

Overall

9693

Females

1764

F18-39

1764

Half→25K

13.1 - 15.5 mi

Top 38%
×4story building
+66ft-88ft

Overall

10149

Females

2061

F18-39

2061

25K→30K

15.5 - 18.6 mi

Top 35%
×9story building
+181ft-148ft

Overall

9415

Females

1897

F18-39

1897

30K→20M

18.6 - 20.0 mi

Top 35%
×5story building
+64ft-50ft

Overall

9419

Females

1987

F18-39

1987

20M→21M

20.0 - 21.0 mi

Top 32%
×8story building
+106ft-24ft

Overall

8455

Females

1710

F18-39

1710

21M→35K

21.0 - 21.8 mi

Top 33%
×7story building
+17ft-86ft

Overall

8799

Females

1832

F18-39

1832

35K→23M

21.8 - 23.0 mi

Top 35%
×5story building
+23ft-63ft

Overall

9414

Females

2223

F18-39

2223

23M→24M

23.0 - 24.0 mi

Top 44%
×6story building
+12ft-82ft

Overall

11589

Females

3367

F18-39

3367

24M→40K

24.0 - 24.9 mi

Top 44%
×1story
+6ft-20ft

Overall

11803

Females

3550

F18-39

3550

40K→25.2M

24.9 - 25.2 mi

Top 34%
×1story
+13ft-16ft

Overall

9032

Females

2258

F18-39

2258

25.2M→Finish

25.2 - 26.2 mi

Top 34%
×2story building
+22ft-21ft

Overall

8987

Females

2238

F18-39

2238

Passing Analysis

Category:
Athletes Passed
2280*
Passed By
946
Net Change
+1334
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#11433
5K → 10K461179+282#11433#11151
10K → 15K145246-101#11151#11252
15K → 20K22792+135#11252#11117
20K → Half822+80#11117#11037
Half → 25K20941+168#11037#10869
25K → 30K36741+326#10869#10543
30K → 20M125*31+94#10543#10449
20M → 21M17523+152#10449#10297
21M → 35K8611+75#10297#10222
35K → 23M12445+79#10222#10143
23M → 24M6392-29#10143#10172
24M → 40K5291-39#10172#10211
40K → 25.2M44*15+29#10211#10182
25.2M → Finish12037+83#10182#10099
TOTALS2280*946+1334

* Includes athletes who did not complete a segment (DNF/DNQ).

📊

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