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BOSTON MARATHON 2023

Emily Henrich

Bib: 27030•F

MA

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

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
33:09
Rank: #25120
Start → 5K
10:40/mi
33:09 split
10K· 6.21 mi
1:04:01
Rank: #24276 (+844)
5K → 10K
9:56/mi
30:52 split
15K· 9.32 mi
1:34:23
Rank: #23855 (+421)
10K → 15K
9:46/mi
30:22 split
20K· 12.43 mi
2:05:07
Rank: #23574 (+281)
15K → 20K
9:54/mi
30:44 split
Half· 13.11 mi
2:11:30
Rank: #23483 (+91)
20K → Half
9:21/mi
6:23 split
25K· 15.53 mi
2:34:22
Rank: #23043 (+440)
Half → 25K
9:26/mi
22:52 split
30K· 18.64 mi
3:07:55
Rank: #22989 (+54)
25K → 30K
10:48/mi
33:33 split
20M
3:22:43
Rank: #22942 (+47)
30K → 20M
10:53/mi
14:48 split
21M
3:34:21
Rank: #22896 (+46)
20M → 21M
11:38/mi
11:38 split
35K· 21.75 mi
3:42:01
Rank: #22863 (+33)
21M → 35K
10:15/mi
7:40 split
23M
3:55:32
Rank: #22796 (+67)
35K → 23M
10:48/mi
13:31 split
24M
4:06:06
Rank: #22767 (+29)
23M → 24M
10:34/mi
10:34 split
40K· 24.85 mi
4:15:12
Rank: #22722 (+45)
24M → 40K
10:39/mi
9:06 split
25.2M
4:18:59
Rank: #22690 (+32)
40K → 25.2M
10:58/mi
3:47 split
Finish· 26.22 mi
4:28:46
Rank: #22630 (+60)
25.2M → Finish
9:36/mi
9:47 split

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time2:11:30
Pace10:02 /mi
2nd Half
Distance13.11 mi
Time2:17:16
Pace10:28 /mi
📊Positive Split: 4.4% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:50:3733:0910:4033:09
10:40
-
10K
6.21 mi12:21:291:04:0110:1830:52
9:56
-0:44
15K
9.32 mi12:51:511:34:2310:0830:22
9:46
-0:10
20K
12.43 mi13:22:352:05:0710:0430:44
9:54
+0:08
Half
13.11 mi13:28:582:11:3010:026:23
9:21
-0:33
25K
15.53 mi13:51:502:34:229:5622:52
9:26
+0:05
30K
18.64 mi14:25:233:07:5510:0533:33
10:48
+1:22
20M
20.00 mi14:40:113:22:4310:0814:48
10:53
+0:05
21M
21.00 mi14:51:493:34:2110:1211:38
11:38
+0:45
35K
21.75 mi14:59:293:42:0110:137:40
10:15
-1:23
23M
23.00 mi15:13:003:55:3210:1413:31
10:48
+0:33
24M
24.00 mi15:23:344:06:0610:1510:34
10:34
-0:14
40K
24.85 mi15:32:404:15:1210:169:06
10:39
+0:05
25.2M
25.20 mi15:36:274:18:5910:173:47
10:58
+0:19
Finish
26.22 mi15:46:144:28:4610:159:47
9:36
-1:22

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

9:21 /mi

Average Pace

10:15 /mi

Slowest Pace

11:38 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:11:00

49% of race

Time at Steady Pace

2:02:21

46% of race

Time at Slower Pace

15:25

6% of race

Average Pace: 10:15 /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 mi11:50:3733:0910:4033:09
10:40
#25120
10K
6.21 mi12:21:291:04:0110:1830:52
9:56
#24276
15K
9.32 mi12:51:511:34:2310:0830:22
9:46
#23855
20K
12.43 mi13:22:352:05:0710:0430:44
9:54
#23574
Half
13.11 mi13:28:582:11:3010:026:23
9:21
#23483
25K
15.53 mi13:51:502:34:229:5622:52
9:26
#23043
30K
18.64 mi14:25:233:07:5510:0533:33
10:48
#22989
20M
20.00 mi14:40:113:22:4310:0814:48
10:53
#22942
21M
21.00 mi14:51:493:34:2110:1211:38
11:38
#22896
35K
21.75 mi14:59:293:42:0110:137:40
10:15
#22863
23M
23.00 mi15:13:003:55:3210:1413:31
10:48
#22796
24M
24.00 mi15:23:344:06:0610:1510:34
10:34
#22767
40K
24.85 mi15:32:404:15:1210:169:06
10:39
#22722
25.2M
25.20 mi15:36:274:18:5910:173:47
10:58
#22690
Finish
26.22 mi15:46:144:28:4610:159:47
9:36
#22630
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF18-39Seg. OverallSeg. FemalesSeg. F18-39
5K3.11 mi3.11 mi25120105001050022991(Top 86%)9340(Top 82%)9340(Top 191%)
10K6.21 mi3.10 mi24276+84410042+45810042+45823572(Top 89%)9666(Top 85%)9666(Top 198%)
15K9.32 mi3.11 mi23855+4219809+2339809+23322991(Top 86%)9340(Top 82%)9340(Top 191%)
20K12.43 mi3.11 mi23574+2819647+1629647+16222623(Top 85%)9151(Top 80%)9151(Top 187%)
Half13.11 mi0.68 mi23483+919600+479600+4721728(Top 82%)8653(Top 76%)8653(Top 177%)
25K15.53 mi2.42 mi23043+4409379+2219379+22120621(Top 77%)8063(Top 71%)8063(Top 165%)
30K18.64 mi3.11 mi22989+549375+49375+422794(Top 86%)9347(Top 82%)9347(Top 191%)
20M20.00 mi1.36 mi22942+479367+89367+822510(Top 85%)9253(Top 81%)9253(Top 189%)
21M21.00 mi1.00 mi22896+469354+139354+1322134(Top 83%)9073(Top 79%)9073(Top 186%)
35K21.75 mi0.75 mi22863+339344+109344+1021897(Top 82%)8996(Top 79%)8996(Top 184%)
23M23.00 mi1.25 mi22796+679322+229322+2221965(Top 83%)9052(Top 79%)9052(Top 185%)
24M24.00 mi1.00 mi22767+299312+109312+1022179(Top 83%)9200(Top 81%)9200(Top 188%)
40K24.85 mi0.85 mi22722+459291+219291+2121584(Top 81%)8935(Top 78%)8935(Top 183%)
25.2M25.20 mi0.35 mi22690+329281+109281+1020443(Top 77%)8300(Top 73%)8300(Top 170%)
Finish26.22 mi1.02 mi22630+609254+279254+2720501(Top 77%)8298(Top 73%)8298(Top 170%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 86%
×21story building
+97ft-345ft

Overall

22991

Females

9340

F18-39

9340

5K→10K

3.1 - 6.2 mi

Top 89%
×5story building
+79ft-138ft

Overall

23572

Females

9666

F18-39

9666

10K→15K

6.2 - 9.3 mi

Top 86%
×3story building
+67ft-78ft

Overall

22991

Females

9340

F18-39

9340

15K→20K

9.3 - 12.4 mi

Top 85%
×5story building
+106ft-86ft

Overall

22623

Females

9151

F18-39

9151

20K→Half

12.4 - 13.1 mi

Top 82%
×2story building
+19ft-37ft

Overall

21728

Females

8653

F18-39

8653

Half→25K

13.1 - 15.5 mi

Top 77%
×4story building
+66ft-88ft

Overall

20621

Females

8063

F18-39

8063

25K→30K

15.5 - 18.6 mi

Top 86%
×9story building
+181ft-148ft

Overall

22794

Females

9347

F18-39

9347

30K→20M

18.6 - 20.0 mi

Top 85%
×5story building
+64ft-50ft

Overall

22510

Females

9253

F18-39

9253

20M→21M

20.0 - 21.0 mi

Top 83%
×8story building
+106ft-24ft

Overall

22134

Females

9073

F18-39

9073

21M→35K

21.0 - 21.8 mi

Top 82%
×7story building
+17ft-86ft

Overall

21897

Females

8996

F18-39

8996

35K→23M

21.8 - 23.0 mi

Top 83%
×5story building
+23ft-63ft

Overall

21965

Females

9052

F18-39

9052

23M→24M

23.0 - 24.0 mi

Top 83%
×6story building
+12ft-82ft

Overall

22179

Females

9200

F18-39

9200

24M→40K

24.0 - 24.9 mi

Top 81%
×1story
+6ft-20ft

Overall

21584

Females

8935

F18-39

8935

40K→25.2M

24.9 - 25.2 mi

Top 77%
×1story
+13ft-16ft

Overall

20443

Females

8300

F18-39

8300

25.2M→Finish

25.2 - 26.2 mi

Top 77%
×2story building
+22ft-21ft

Overall

20501

Females

8298

F18-39

8298

Passing Analysis

Category:
Athletes Passed
2759
Passed By
269
Net Change
+2490
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#25120
5K → 10K8528+844#25120#24276
10K → 15K43514+421#24276#23855
15K → 20K29716+281#23855#23574
20K → Half921+91#23574#23483
Half → 25K4411+440#23483#23043
25K → 30K14591+54#23043#22989
30K → 20M8235+47#22989#22942
20M → 21M7529+46#22942#22896
21M → 35K429+33#22896#22863
35K → 23M9124+67#22863#22796
23M → 24M4718+29#22796#22767
24M → 40K5510+45#22767#22722
40K → 25.2M353+32#22722#22690
25.2M → Finish7010+60#22690#22630
TOTALS2759269+2490
📊

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