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BOSTON MARATHON 2023

Eryn Milius

Bib: 6453•F

PA

0:00
0:00
/ mi
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Overall
#0 / 26622
Top 41%
Gender (Female)
#0 / 11423
Top 22%
Division (F18-39)
#0 / 4884
Top 38%
Race Day Weather
49°/39°F
light intensity drizzle

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
25:23
Rank: #15226
Start → 5K
25:23 | 8:10/mi
10K· 6.21 mi
50:36
Rank: #15413 (-187)
5K → 10K
25:13 | 8:07/mi
15K· 9.32 mi
1:15:27
Rank: #15090 (+323)
10K → 15K
24:51 | 8:00/mi
20K· 12.43 mi
1:39:58
Rank: #14419 (+671)
15K → 20K
24:31 | 7:53/mi
Half· 13.11 mi
1:45:15
Rank: #14320 (+99)
20K → Half
5:17 | 7:45/mi
25K· 15.53 mi
2:04:21
Rank: #13912 (+408)
Half → 25K
19:06 | 7:53/mi
30K· 18.64 mi
2:28:18
Rank: #12947 (+965)
25K → 30K
23:57 | 7:43/mi
20M
2:38:36
Rank: #12459 (+488)
30K → 20M
10:18 | 7:35/mi
21M
2:46:28
Rank: #12075 (+384)
20M → 21M
7:52 | 7:52/mi
35K· 21.75 mi
2:51:54
Rank: #11878 (+197)
21M → 35K
5:26 | 7:16/mi
23M
3:01:24
Rank: #11530 (+348)
35K → 23M
9:30 | 7:35/mi
24M
3:08:49
Rank: #11308 (+222)
23M → 24M
7:25 | 7:25/mi
40K· 24.85 mi
3:15:15
Rank: #11081 (+227)
24M → 40K
6:26 | 7:31/mi
25.2M
3:18:02
Rank: #10995 (+86)
40K → 25.2M
2:47 | 8:04/mi
Finish· 26.22 mi
3:25:32
Rank: #10838 (+157)
25.2M → Finish
7:30 | 7:22/mi

The Course

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Half Splits

1st Half· via Half
Distance13.11 mi
Time1:45:15
Pace8:02 /mi
2nd Half✓ Faster
Distance13.11 mi
Time1:40:17
Pace7:39 /mi
📊Negative Split: 4.7% faster second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:54:4925:238:1025:23
8:10
-
10K
6.21 mi11:20:0250:368:0925:13
8:07
-0:03
15K
9.32 mi11:44:531:15:278:0624:51
8:00
-0:07
20K
12.43 mi12:09:241:39:588:0324:31
7:53
-0:07
Half
13.11 mi12:14:411:45:158:025:17
7:45
-0:08
25K
15.53 mi12:33:472:04:218:0019:06
7:53
+0:08
30K
18.64 mi12:57:442:28:187:5723:57
7:43
-0:10
20M
20.00 mi13:08:022:38:367:5610:18
7:35
-0:08
21M
21.00 mi13:15:542:46:287:567:52
7:52
+0:17
35K
21.75 mi13:21:202:51:547:545:26
7:16
-0:36
23M
23.00 mi13:30:503:01:247:539:30
7:35
+0:19
24M
24.00 mi13:38:153:08:497:527:25
7:25
-0:10
40K
24.85 mi13:44:413:15:157:516:26
7:31
+0:06
25.2M
25.20 mi13:47:283:18:027:522:47
8:04
+0:33
Finish
26.22 mi13:54:583:25:327:517:30
7:22
-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

7:16 /mi

Average Pace

7:51 /mi

Slowest Pace

8:10 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:07:18

62% of race

Time at Steady Pace

1:18:14

38% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 7:50 /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 mi10:54:4925:238:1025:23
8:10
#15226
10K
6.21 mi11:20:0250:368:0925:13
8:07
#15413
15K
9.32 mi11:44:531:15:278:0624:51
8:00
#15090
20K
12.43 mi12:09:241:39:588:0324:31
7:53
#14419
Half
13.11 mi12:14:411:45:158:025:17
7:45
#14320
25K
15.53 mi12:33:472:04:218:0019:06
7:53
#13912
30K
18.64 mi12:57:442:28:187:5723:57
7:43
#12947
20M
20.00 mi13:08:022:38:367:5610:18
7:35
#12459
21M
21.00 mi13:15:542:46:287:567:52
7:52
#12075
35K
21.75 mi13:21:202:51:547:545:26
7:16
#11878
23M
23.00 mi13:30:503:01:247:539:30
7:35
#11530
24M
24.00 mi13:38:153:08:497:527:25
7:25
#11308
40K
24.85 mi13:44:413:15:157:516:26
7:31
#11081
25.2M
25.20 mi13:47:283:18:027:522:47
8:04
#10995
Finish
26.22 mi13:54:583:25:327:517:30
7:22
#10838
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF18-39Seg. OverallSeg. FemalesSeg. F18-39
5K3.11 mi3.11 mi152264785478514372(Top 54%)4303(Top 38%)4303(Top 88%)
10K6.21 mi3.10 mi15413-1874908-1234908-12315628(Top 59%)5030(Top 44%)5030(Top 103%)
15K9.32 mi3.11 mi15090+3234719+1894719+18914372(Top 54%)4303(Top 38%)4303(Top 88%)
20K12.43 mi3.11 mi14419+6714321+3984321+39812547(Top 47%)3278(Top 29%)3278(Top 67%)
Half13.11 mi0.68 mi14320+994270+514270+5112254(Top 46%)3046(Top 27%)3046(Top 62%)
25K15.53 mi2.42 mi13912+4084060+2104060+21011743(Top 44%)2917(Top 26%)2917(Top 60%)
30K18.64 mi3.11 mi12947+9653513+5473513+5478725(Top 33%)1608(Top 14%)1608(Top 33%)
20M20.00 mi1.36 mi12459+4883246+2673246+2677393(Top 28%)1186(Top 10%)1186(Top 24%)
21M21.00 mi1.00 mi12075+3843050+1963050+1966596(Top 25%)993(Top 9%)993(Top 20%)
35K21.75 mi0.75 mi11878+1972954+962954+966960(Top 26%)1101(Top 10%)1101(Top 23%)
23M23.00 mi1.25 mi11530+3482786+1682786+1687035(Top 26%)1196(Top 10%)1196(Top 24%)
24M24.00 mi1.00 mi11308+2222683+1032683+1037206(Top 27%)1376(Top 12%)1376(Top 28%)
40K24.85 mi0.85 mi11081+2272592+912592+916902(Top 26%)1333(Top 12%)1333(Top 27%)
25.2M25.20 mi0.35 mi10995+862563+292563+297024(Top 26%)1447(Top 13%)1447(Top 30%)
Finish26.22 mi1.02 mi10838+1572514+492514+497546(Top 28%)1651(Top 14%)1651(Top 34%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 54%
×21stories
+97ft-345ft

Overall

14372

Females

4303

F18-39

4303

5K→10K

3.1 - 6.2 mi

Top 59%
×5stories
+79ft-138ft

Overall

15628

Females

5030

F18-39

5030

10K→15K

6.2 - 9.3 mi

Top 54%
×3stories
+67ft-78ft

Overall

14372

Females

4303

F18-39

4303

15K→20K

9.3 - 12.4 mi

Top 47%
×5stories
+106ft-86ft

Overall

12547

Females

3278

F18-39

3278

20K→Half

12.4 - 13.1 mi

Top 46%
×2stories
+19ft-37ft

Overall

12254

Females

3046

F18-39

3046

Half→25K

13.1 - 15.5 mi

Top 44%
×4stories
+66ft-88ft

Overall

11743

Females

2917

F18-39

2917

25K→30K

15.5 - 18.6 mi

Top 33%
×9stories
+181ft-148ft

Overall

8725

Females

1608

F18-39

1608

30K→20M

18.6 - 20.0 mi

Top 28%
×5stories
+64ft-50ft

Overall

7393

Females

1186

F18-39

1186

20M→21M

20.0 - 21.0 mi

Top 25%
×8stories
+106ft-24ft

Overall

6596

Females

993

F18-39

993

21M→35K

21.0 - 21.8 mi

Top 26%
×7stories
+17ft-86ft

Overall

6960

Females

1101

F18-39

1101

35K→23M

21.8 - 23.0 mi

Top 26%
×5stories
+23ft-63ft

Overall

7035

Females

1196

F18-39

1196

23M→24M

23.0 - 24.0 mi

Top 27%
×6stories
+12ft-82ft

Overall

7206

Females

1376

F18-39

1376

24M→40K

24.0 - 24.9 mi

Top 26%
×1story
+6ft-20ft

Overall

6902

Females

1333

F18-39

1333

40K→25.2M

24.9 - 25.2 mi

Top 26%
×1story
+13ft-16ft

Overall

7024

Females

1447

F18-39

1447

25.2M→Finish

25.2 - 26.2 mi

Top 28%
×2stories
+22ft-21ft

Overall

7546

Females

1651

F18-39

1651

Passing Analysis

Category:
Athletes Passed
4905
Passed By
517
Net Change
+4388
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#15226
5K → 10K220407-187#15226#15413
10K → 15K38865+323#15413#15090
15K → 20K6809+671#15090#14419
20K → Half1045+99#14419#14320
Half → 25K42012+408#14320#13912
25K → 30K9661+965#13912#12947
30K → 20M4880+488#12947#12459
20M → 21M3851+384#12459#12075
21M → 35K1981+197#12075#11878
35K → 23M3502+348#11878#11530
23M → 24M2231+222#11530#11308
24M → 40K2281+227#11308#11081
40K → 25.2M871+86#11081#10995
25.2M → Finish16811+157#10995#10838
TOTALS4905517+4388
📊

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