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BOSTON MARATHON 2023

Elizabeth Miller

Bib: 16090•F

NJ

0:00
0:00
/ mi
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Overall
#0 / 26622
Top 34%
Gender (Female)
#0 / 11423
Top 15%
Division (F18-39)
#0 / 4884
Top 27%
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
7:29/mi
23:14
↑ 97↓ 3451.5%
10K· 6.21 mi
7:30/mi
46:33
↑ 79↓ 1380.4%
15K· 9.32 mi
7:34/mi
1:10:03
↑ 67↓ 78
20K· 12.43 mi
7:29/mi
1:33:19
↑ 106↓ 860.1%
Half· 13.11 mi
7:14/mi
1:38:15
↑ 19↓ 370.5%
25K· 15.53 mi
7:32/mi
1:56:32
↑ 66↓ 880.2%
30K· 18.64 mi
7:43/mi
2:20:32
↑ 181↓ 1480.2%
20M
7:45/mi
2:31:04
↑ 64↓ 500.2%
21M
8:27/mi
2:39:31
↑ 106↓ 241.6%
35K· 21.75 mi
7:25/mi
2:45:04
↑ 17↓ 861.7%
23M
7:45/mi
2:54:46
↑ 23↓ 630.6%
24M
7:38/mi
3:02:24
↓ 821.3%
40K· 24.85 mi
7:53/mi
3:09:08
↓ 200.3%
25.2M
8:42/mi
3:12:08
↑ 13↓ 160.2%
Finish· 26.22 mi
7:37/mi
3:19:54
↑ 22↓ 21

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:38:15
Pace7:30 /mi
2nd Half
Distance13.11 mi
Time1:41:39
Pace7:45 /mi
📊Positive Split: 3.5% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:13:2423:147:2923:14
7:29
-
10K
6.21 mi11:36:4346:337:2923:19
7:30
+0:01
15K
9.32 mi12:00:131:10:037:3123:30
7:34
+0:04
20K
12.43 mi12:23:291:33:197:3123:16
7:29
-0:05
Half
13.11 mi12:28:251:38:157:304:56
7:14
-0:15
25K
15.53 mi12:46:421:56:327:3018:17
7:32
+0:18
30K
18.64 mi13:10:422:20:327:3224:00
7:43
+0:11
20M
20.00 mi13:21:142:31:047:3310:32
7:45
+0:02
21M
21.00 mi13:29:412:39:317:368:27
8:27
+0:42
35K
21.75 mi13:35:142:45:047:355:33
7:25
-1:02
23M
23.00 mi13:44:562:54:467:369:42
7:45
+0:20
24M
24.00 mi13:52:343:02:247:367:38
7:38
-0:07
40K
24.85 mi13:59:183:09:087:376:44
7:53
+0:15
25.2M
25.20 mi14:02:183:12:087:373:00
8:42
+0:49
Finish
26.22 mi14:10:043:19:547:387:46
7:37
-1:05

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

7:14 /mi

Average Pace

7:38 /mi

Slowest Pace

8:42 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

10:29

5% of race

Time at Steady Pace

2:51:14

86% of race

Time at Slower Pace

18:11

9% of race

Average Pace: 7:37 /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 mi11:13:2423:147:2923:14
7:29
#9454
10K
6.21 mi11:36:4346:337:2923:19
7:30
#9954
15K
9.32 mi12:00:131:10:037:3123:30
7:34
#10201
20K
12.43 mi12:23:291:33:197:3123:16
7:29
#9909
Half
13.11 mi12:28:251:38:157:304:56
7:14
#9803
25K
15.53 mi12:46:421:56:327:3018:17
7:32
#9669
30K
18.64 mi13:10:422:20:327:3224:00
7:43
#9484
20M
20.00 mi13:21:142:31:047:3310:32
7:45
#9389
21M
21.00 mi13:29:412:39:317:368:27
8:27
#9405
35K
21.75 mi13:35:142:45:047:355:33
7:25
#9320
23M
23.00 mi13:44:562:54:467:369:42
7:45
#9225
24M
24.00 mi13:52:343:02:247:367:38
7:38
#9159
40K
24.85 mi13:59:183:09:087:376:44
7:53
#9133
25.2M
25.20 mi14:02:183:12:087:373:00
8:42
#9154
Finish
26.22 mi14:10:043:19:547:387:46
7:37
#9165
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF18-39Seg. OverallSeg. FemalesSeg. F18-39
5K3.11 mi3.11 mi94541599159910717(Top 40%)2186(Top 19%)2186(Top 45%)
10K6.21 mi3.10 mi9954-5001824-2251824-22510491(Top 39%)2048(Top 18%)2048(Top 42%)
15K9.32 mi3.11 mi10201-2471909-851909-8510717(Top 40%)2186(Top 19%)2186(Top 45%)
20K12.43 mi3.11 mi9909+2921799+1101799+1109244(Top 35%)1581(Top 14%)1581(Top 32%)
Half13.11 mi0.68 mi9803+1061752+471752+478161(Top 31%)1167(Top 10%)1167(Top 24%)
25K15.53 mi2.42 mi9669+1341714+381714+389105(Top 34%)1598(Top 14%)1598(Top 33%)
30K18.64 mi3.11 mi9484+1851681+331681+338839(Top 33%)1650(Top 14%)1650(Top 34%)
20M20.00 mi1.36 mi9389+951669+121669+128534(Top 32%)1612(Top 14%)1612(Top 33%)
21M21.00 mi1.00 mi9405-161695-261695-2610186(Top 38%)2461(Top 22%)2461(Top 50%)
35K21.75 mi0.75 mi9320+851683+121683+127989(Top 30%)1496(Top 13%)1496(Top 31%)
23M23.00 mi1.25 mi9225+951665+181665+188078(Top 30%)1622(Top 14%)1622(Top 33%)
24M24.00 mi1.00 mi9159+661657+81657+88652(Top 32%)1939(Top 17%)1939(Top 40%)
40K24.85 mi0.85 mi9133+261671-141671-149192(Top 35%)2254(Top 20%)2254(Top 46%)
25.2M25.20 mi0.35 mi9154-211690-191690-1910774(Top 40%)3048(Top 27%)3048(Top 62%)
Finish26.22 mi1.02 mi9165-111720-301720-309434(Top 35%)2439(Top 21%)2439(Top 50%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 40%
×21story building
+97ft-345ft

Overall

10717

Females

2186

F18-39

2186

5K→10K

3.1 - 6.2 mi

Top 39%
×5story building
+79ft-138ft

Overall

10491

Females

2048

F18-39

2048

10K→15K

6.2 - 9.3 mi

Top 40%
×3story building
+67ft-78ft

Overall

10717

Females

2186

F18-39

2186

15K→20K

9.3 - 12.4 mi

Top 35%
×5story building
+106ft-86ft

Overall

9244

Females

1581

F18-39

1581

20K→Half

12.4 - 13.1 mi

Top 31%
×2story building
+19ft-37ft

Overall

8161

Females

1167

F18-39

1167

Half→25K

13.1 - 15.5 mi

Top 34%
×4story building
+66ft-88ft

Overall

9105

Females

1598

F18-39

1598

25K→30K

15.5 - 18.6 mi

Top 33%
×9story building
+181ft-148ft

Overall

8839

Females

1650

F18-39

1650

30K→20M

18.6 - 20.0 mi

Top 32%
×5story building
+64ft-50ft

Overall

8534

Females

1612

F18-39

1612

20M→21M

20.0 - 21.0 mi

Top 38%
×8story building
+106ft-24ft

Overall

10186

Females

2461

F18-39

2461

21M→35K

21.0 - 21.8 mi

Top 30%
×7story building
+17ft-86ft

Overall

7989

Females

1496

F18-39

1496

35K→23M

21.8 - 23.0 mi

Top 30%
×5story building
+23ft-63ft

Overall

8078

Females

1622

F18-39

1622

23M→24M

23.0 - 24.0 mi

Top 32%
×6story building
+12ft-82ft

Overall

8652

Females

1939

F18-39

1939

24M→40K

24.0 - 24.9 mi

Top 35%
×1story
+6ft-20ft

Overall

9192

Females

2254

F18-39

2254

40K→25.2M

24.9 - 25.2 mi

Top 40%
×1story
+13ft-16ft

Overall

10774

Females

3048

F18-39

3048

25.2M→Finish

25.2 - 26.2 mi

Top 35%
×2story building
+22ft-21ft

Overall

9434

Females

2439

F18-39

2439

Passing Analysis

Category:
Athletes Passed
1787*
Passed By
1496
Net Change
+289
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#9454
5K → 10K124624-500#9454#9954
10K → 15K105350-247#9954#10201
15K → 20K336*44+292#10201#9909
20K → Half1082+106#9909#9803
Half → 25K18349+134#9803#9669
25K → 30K260*75+185#9669#9484
30K → 20M13338+95#9484#9389
20M → 21M8197-16#9389#9405
21M → 35K9813+85#9405#9320
35K → 23M12530+95#9320#9225
23M → 24M9024+66#9225#9159
24M → 40K6842+26#9159#9133
40K → 25.2M1839-21#9133#9154
25.2M → Finish5869-11#9154#9165
TOTALS1787*1496+289

* 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