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BOSTON MARATHON 2023

Elizabeth Reinhart

Bib: 9247•F

MI

0:00
0:00
/ mi
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Overall
#0 / 26622
Top 43%
Gender (Female)
#0 / 11423
Top 25%
Division (F18-39)
#0 / 4884
Top 43%
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
7:43/mi
24:00
↑ 97↓ 3451.5%
10K· 6.21 mi
7:36/mi
47:38
↑ 79↓ 1380.4%
15K· 9.32 mi
7:35/mi
1:11:11
↑ 67↓ 78
20K· 12.43 mi
7:39/mi
1:34:57
↑ 106↓ 860.1%
Half· 13.11 mi
7:30/mi
1:40:04
↑ 19↓ 370.5%
25K· 15.53 mi
7:38/mi
1:58:35
↑ 66↓ 880.2%
30K· 18.64 mi
8:02/mi
2:23:31
↑ 181↓ 1480.2%
20M
8:29/mi
2:35:03
↑ 64↓ 500.2%
21M
8:29/mi
2:43:32
↑ 106↓ 241.6%
35K· 21.75 mi
8:04/mi
2:49:34
↑ 17↓ 861.7%
23M
8:30/mi
3:00:12
↑ 23↓ 630.6%
24M
8:21/mi
3:08:33
↓ 821.3%
40K· 24.85 mi
8:43/mi
3:16:00
↓ 200.3%
25.2M
9:14/mi
3:19:11
↑ 13↓ 160.2%
Finish· 26.22 mi
8:32/mi
3:27:53
↑ 22↓ 21

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:40:04
Pace7:38 /mi
2nd Half
Distance13.11 mi
Time1:47:49
Pace8:13 /mi
📊Positive Split: 7.7% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:53:4824:007:4324:00
7:43
-
10K
6.21 mi11:17:2647:387:4023:38
7:36
-0:07
15K
9.32 mi11:40:591:11:117:3823:33
7:35
-0:01
20K
12.43 mi12:04:451:34:577:3823:46
7:39
+0:04
Half
13.11 mi12:09:521:40:047:385:07
7:30
-0:09
25K
15.53 mi12:28:231:58:357:3818:31
7:38
+0:08
30K
18.64 mi12:53:192:23:317:4224:56
8:02
+0:24
20M
20.00 mi13:04:512:35:037:4511:32
8:29
+0:27
21M
21.00 mi13:13:202:43:327:478:29
8:29
0:00
35K
21.75 mi13:19:222:49:347:486:02
8:04
-0:25
23M
23.00 mi13:30:003:00:127:5010:38
8:30
+0:26
24M
24.00 mi13:38:213:08:337:518:21
8:21
-0:09
40K
24.85 mi13:45:483:16:007:537:27
8:43
+0:22
25.2M
25.20 mi13:48:593:19:117:543:11
9:14
+0:31
Finish
26.22 mi13:57:413:27:537:568:42
8:32
-0:42

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

7:30 /mi

Average Pace

7:56 /mi

Slowest Pace

9:14 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

1:58:35

57% of race

Time at Steady Pace

30:58

15% of race

Time at Slower Pace

58:20

28% of race

Average Pace: 7:56 /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 mi10:53:4824:007:4324:00
7:43
#11692
10K
6.21 mi11:17:2647:387:4023:38
7:36
#11495
15K
9.32 mi11:40:591:11:117:3823:33
7:35
#11273
20K
12.43 mi12:04:451:34:577:3823:46
7:39
#11035
Half
13.11 mi12:09:521:40:047:385:07
7:30
#10997
25K
15.53 mi12:28:231:58:357:3818:31
7:38
#10767
30K
18.64 mi12:53:192:23:317:4224:56
8:02
#10771
20M
20.00 mi13:04:512:35:037:4511:32
8:29
#10950
21M
21.00 mi13:13:202:43:327:478:29
8:29
#10906
35K
21.75 mi13:19:222:49:347:486:02
8:04
#10947
23M
23.00 mi13:30:003:00:127:5010:38
8:30
#11083
24M
24.00 mi13:38:213:08:337:518:21
8:21
#11204
40K
24.85 mi13:45:483:16:007:537:27
8:43
#11355
25.2M
25.20 mi13:48:593:19:117:543:11
9:14
#11407
Finish
26.22 mi13:57:413:27:537:568:42
8:32
#11582
Faster pace
Steady pace
Slower pace
Est.Checkpoint not recorded (estimated)
~Segment time uses estimated prior

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF18-39Seg. OverallSeg. FemalesSeg. F18-39
5K3.11 mi3.11 mi116922690269010854(Top 41%)2262(Top 20%)2262(Top 46%)
10K6.21 mi3.10 mi11495+1972601+892601+8911403(Top 43%)2556(Top 22%)2556(Top 52%)
15K9.32 mi3.11 mi11273+2222479+1222479+12210854(Top 41%)2262(Top 20%)2262(Top 46%)
20K12.43 mi3.11 mi11035+2382348+1312348+13110532(Top 40%)2164(Top 19%)2164(Top 44%)
Half13.11 mi0.68 mi10997+382332+162332+1610324(Top 39%)2057(Top 18%)2057(Top 42%)
25K15.53 mi2.42 mi10767+2302236+962236+969846(Top 37%)1943(Top 17%)1943(Top 40%)
30K18.64 mi3.11 mi10771-42285-492285-4911118(Top 42%)2703(Top 24%)2703(Top 55%)
20M20.00 mi1.36 mi10950-1792409-1242409-12413512(Top 51%)4139(Top 36%)4139(Top 85%)
21M21.00 mi1.00 mi10906+442416-72416-710441(Top 39%)2610(Top 23%)2610(Top 53%)
35K21.75 mi0.75 mi10947-412450-342450-3412585(Top 47%)3746(Top 33%)3746(Top 77%)
23M23.00 mi1.25 mi11083-1362535-852535-8513172(Top 49%)4157(Top 36%)4157(Top 85%)
24M24.00 mi1.00 mi11204-1212626-912626-9113543(Top 51%)4412(Top 39%)4412(Top 90%)
40K24.85 mi0.85 mi11355-1512736-1102736-11014586(Top 55%)5060(Top 44%)5060(Top 104%)
25.2M25.20 mi0.35 mi11407-522776-402776-4013817(Top 52%)4628(Top 41%)4628(Top 95%)
Finish26.22 mi1.02 mi11582-1752899-1232899-12315632(Top 59%)5600(Top 49%)5600(Top 115%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 41%
×21story building
+97ft-345ft

Overall

10854

Females

2262

F18-39

2262

5K→10K

3.1 - 6.2 mi

Top 43%
×5story building
+79ft-138ft

Overall

11403

Females

2556

F18-39

2556

10K→15K

6.2 - 9.3 mi

Top 41%
×3story building
+67ft-78ft

Overall

10854

Females

2262

F18-39

2262

15K→20K

9.3 - 12.4 mi

Top 40%
×5story building
+106ft-86ft

Overall

10532

Females

2164

F18-39

2164

20K→Half

12.4 - 13.1 mi

Top 39%
×2story building
+19ft-37ft

Overall

10324

Females

2057

F18-39

2057

Half→25K

13.1 - 15.5 mi

Top 37%
×4story building
+66ft-88ft

Overall

9846

Females

1943

F18-39

1943

25K→30K

15.5 - 18.6 mi

Top 42%
×9story building
+181ft-148ft

Overall

11118

Females

2703

F18-39

2703

30K→20M

18.6 - 20.0 mi

Top 51%
×5story building
+64ft-50ft

Overall

13512

Females

4139

F18-39

4139

20M→21M

20.0 - 21.0 mi

Top 39%
×8story building
+106ft-24ft

Overall

10441

Females

2610

F18-39

2610

21M→35K

21.0 - 21.8 mi

Top 47%
×7story building
+17ft-86ft

Overall

12585

Females

3746

F18-39

3746

35K→23M

21.8 - 23.0 mi

Top 49%
×5story building
+23ft-63ft

Overall

13172

Females

4157

F18-39

4157

23M→24M

23.0 - 24.0 mi

Top 51%
×6story building
+12ft-82ft

Overall

13543

Females

4412

F18-39

4412

24M→40K

24.0 - 24.9 mi

Top 55%
×1story
+6ft-20ft

Overall

14586

Females

5060

F18-39

5060

40K→25.2M

24.9 - 25.2 mi

Top 52%
×1story
+13ft-16ft

Overall

13817

Females

4628

F18-39

4628

25.2M→Finish

25.2 - 26.2 mi

Top 59%
×2story building
+22ft-21ft

Overall

15632

Females

5600

F18-39

5600

Passing Analysis

Category:
Athletes Passed
1828*
Passed By
1718
Net Change
+110
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#11692
5K → 10K401204+197#11692#11495
10K → 15K31593+222#11495#11273
15K → 20K29052+238#11273#11035
20K → Half424+38#11035#10997
Half → 25K25525+230#10997#10767
25K → 30K187191-4#10767#10771
30K → 20M38*217-179#10771#10950
20M → 21M9955+44#10950#10906
21M → 35K3576-41#10906#10947
35K → 23M58194-136#10947#11083
23M → 24M34155-121#11083#11204
24M → 40K25176-151#11204#11355
40K → 25.2M1668-52#11355#11407
25.2M → Finish33208-175#11407#11582
TOTALS1828*1718+110

* 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