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BOSTON MARATHON 2023

Kori Eberle

Bib: 13851•F

CO

0:00
0:00
/ mi
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Overall
#0 / 26622
Top 34%
Gender (Female)
#0 / 11423
Top 14%
Division (F18-39)
#0 / 4884
Top 26%
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
7:28/mi
23:12
↑ 97↓ 3451.5%
10K· 6.21 mi
7:21/mi
46:03
↑ 79↓ 1380.4%
15K· 9.32 mi
7:28/mi
1:09:15
↑ 67↓ 78
20K· 12.43 mi
7:34/mi
1:32:44
↑ 106↓ 860.1%
Half· 13.11 mi
7:24/mi
1:37:47
↑ 19↓ 370.5%
25K· 15.53 mi
7:39/mi
1:56:19
↑ 66↓ 880.2%
30K· 18.64 mi
7:38/mi
2:20:03
↑ 181↓ 1480.2%
20M
7:51/mi
2:30:43
↑ 64↓ 500.2%
21M
8:25/mi
2:39:08
↑ 106↓ 241.6%
35K· 21.75 mi
7:17/mi
2:44:35
↑ 17↓ 861.7%
23M
7:46/mi
2:54:18
↑ 23↓ 630.6%
24M
7:33/mi
3:01:51
↓ 821.3%
40K· 24.85 mi
7:49/mi
3:08:32
↓ 200.3%
25.2M
8:22/mi
3:11:25
↑ 13↓ 160.2%
Finish· 26.22 mi
7:36/mi
3:19:10
↑ 22↓ 21

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:37:47
Pace7:28 /mi
2nd Half
Distance13.11 mi
Time1:41:23
Pace7:44 /mi
📊Positive Split: 3.7% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:51:0523:127:2823:12
7:28
-
10K
6.21 mi11:13:5646:037:2522:51
7:21
-0:07
15K
9.32 mi11:37:081:09:157:2623:12
7:28
+0:07
20K
12.43 mi12:00:371:32:447:2823:29
7:34
+0:06
Half
13.11 mi12:05:401:37:477:285:03
7:24
-0:10
25K
15.53 mi12:24:121:56:197:2918:32
7:39
+0:15
30K
18.64 mi12:47:562:20:037:3123:44
7:38
-0:01
20M
20.00 mi12:58:362:30:437:3210:40
7:51
+0:13
21M
21.00 mi13:07:012:39:087:358:25
8:25
+0:34
35K
21.75 mi13:12:282:44:357:345:27
7:17
-1:08
23M
23.00 mi13:22:112:54:187:359:43
7:46
+0:29
24M
24.00 mi13:29:443:01:517:357:33
7:33
-0:13
40K
24.85 mi13:36:253:08:327:356:41
7:49
+0:16
25.2M
25.20 mi13:39:183:11:257:362:53
8:22
+0:33
Finish
26.22 mi13:47:033:19:107:367:45
7:36
-0:46

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

7:17 /mi

Average Pace

7:36 /mi

Slowest Pace

8:25 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

3:07:52

94% of race

Time at Steady Pace

11:18

6% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 7:36 /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 mi10:51:0523:127:2823:12
7:28
#9368
10K
6.21 mi11:13:5646:037:2522:51
7:21
#9271
15K
9.32 mi11:37:081:09:157:2623:12
7:28
#9434
20K
12.43 mi12:00:371:32:447:2823:29
7:34
#9511
Half
13.11 mi12:05:401:37:477:285:03
7:24
#9505
25K
15.53 mi12:24:121:56:197:2918:32
7:39
#9539
30K
18.64 mi12:47:562:20:037:3123:44
7:38
#9258
20M
20.00 mi12:58:362:30:437:3210:40
7:51
#9244
21M
21.00 mi13:07:012:39:087:358:25
8:25
#9250
35K
21.75 mi13:12:282:44:357:345:27
7:17
#9141
23M
23.00 mi13:22:112:54:187:359:43
7:46
#9064
24M
24.00 mi13:29:443:01:517:357:33
7:33
#8998
40K
24.85 mi13:36:253:08:327:356:41
7:49
#8963
25.2M
25.20 mi13:39:183:11:257:362:53
8:22
#8949
Finish
26.22 mi13:47:033:19:107:367:45
7:36
#8934
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF18-39Seg. OverallSeg. FemalesSeg. F18-39
5K3.11 mi3.11 mi9368156315639925(Top 37%)1805(Top 16%)1805(Top 37%)
10K6.21 mi3.10 mi9271+971525+381525+389277(Top 35%)1532(Top 13%)1532(Top 31%)
15K9.32 mi3.11 mi9434-1631594-691594-699925(Top 37%)1805(Top 16%)1805(Top 37%)
20K12.43 mi3.11 mi9511-771633-391633-399774(Top 37%)1815(Top 16%)1815(Top 37%)
Half13.11 mi0.68 mi9505+61631+21631+29484(Top 36%)1664(Top 15%)1664(Top 34%)
25K15.53 mi2.42 mi9539-341664-331664-339878(Top 37%)1947(Top 17%)1947(Top 40%)
30K18.64 mi3.11 mi9258+2811588+761588+768240(Top 31%)1403(Top 12%)1403(Top 29%)
20M20.00 mi1.36 mi9244+141613-251613-259239(Top 35%)1898(Top 17%)1898(Top 39%)
21M21.00 mi1.00 mi9250-61635-221635-229972(Top 37%)2364(Top 21%)2364(Top 48%)
35K21.75 mi0.75 mi9141+1091607+281607+287085(Top 27%)1138(Top 10%)1138(Top 23%)
23M23.00 mi1.25 mi9064+771594+131594+138166(Top 31%)1656(Top 14%)1656(Top 34%)
24M24.00 mi1.00 mi8998+661596-21596-28072(Top 30%)1705(Top 15%)1705(Top 35%)
40K24.85 mi0.85 mi8963+351598-21598-28807(Top 33%)2084(Top 18%)2084(Top 43%)
25.2M25.20 mi0.35 mi8949+141603-51603-58713(Top 33%)2116(Top 19%)2116(Top 43%)
Finish26.22 mi1.02 mi8934+151611-81611-89323(Top 35%)2381(Top 21%)2381(Top 49%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 37%
×21story building
+97ft-345ft

Overall

9925

Females

1805

F18-39

1805

5K→10K

3.1 - 6.2 mi

Top 35%
×5story building
+79ft-138ft

Overall

9277

Females

1532

F18-39

1532

10K→15K

6.2 - 9.3 mi

Top 37%
×3story building
+67ft-78ft

Overall

9925

Females

1805

F18-39

1805

15K→20K

9.3 - 12.4 mi

Top 37%
×5story building
+106ft-86ft

Overall

9774

Females

1815

F18-39

1815

20K→Half

12.4 - 13.1 mi

Top 36%
×2story building
+19ft-37ft

Overall

9484

Females

1664

F18-39

1664

Half→25K

13.1 - 15.5 mi

Top 37%
×4story building
+66ft-88ft

Overall

9878

Females

1947

F18-39

1947

25K→30K

15.5 - 18.6 mi

Top 31%
×9story building
+181ft-148ft

Overall

8240

Females

1403

F18-39

1403

30K→20M

18.6 - 20.0 mi

Top 35%
×5story building
+64ft-50ft

Overall

9239

Females

1898

F18-39

1898

20M→21M

20.0 - 21.0 mi

Top 37%
×8story building
+106ft-24ft

Overall

9972

Females

2364

F18-39

2364

21M→35K

21.0 - 21.8 mi

Top 27%
×7story building
+17ft-86ft

Overall

7085

Females

1138

F18-39

1138

35K→23M

21.8 - 23.0 mi

Top 31%
×5story building
+23ft-63ft

Overall

8166

Females

1656

F18-39

1656

23M→24M

23.0 - 24.0 mi

Top 30%
×6story building
+12ft-82ft

Overall

8072

Females

1705

F18-39

1705

24M→40K

24.0 - 24.9 mi

Top 33%
×1story
+6ft-20ft

Overall

8807

Females

2084

F18-39

2084

40K→25.2M

24.9 - 25.2 mi

Top 33%
×1story
+13ft-16ft

Overall

8713

Females

2116

F18-39

2116

25.2M→Finish

25.2 - 26.2 mi

Top 35%
×2story building
+22ft-21ft

Overall

9323

Females

2381

F18-39

2381

Passing Analysis

Category:
Athletes Passed
1664*
Passed By
1230
Net Change
+434
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#9368
5K → 10K324227+97#9368#9271
10K → 15K106269-163#9271#9434
15K → 20K107184-77#9434#9511
20K → Half2923+6#9511#9505
Half → 25K109143-34#9505#9539
25K → 30K329*48+281#9539#9258
30K → 20M8369+14#9258#9244
20M → 21M8591-6#9244#9250
21M → 35K1123+109#9250#9141
35K → 23M12245+77#9141#9064
23M → 24M9529+66#9064#8998
24M → 40K6429+35#8998#8963
40K → 25.2M3218+14#8963#8949
25.2M → Finish6752+15#8949#8934
TOTALS1664*1230+434

* 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