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BOSTON MARATHON 2023

Emily Mills

Bib: 20957•F

NH

0:00
0:00
/ mi
Masters
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Overall
#0 / 26622
Gender (Female)
#0 / 11423
Top 44%
Masters (Masters Women)
#0 / 6539
Top 32%
Division (F45-49)
#0 / 1817
Top 37%
Race Day Weather
49°/39°F
light intensity drizzle

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
26:31
Rank: #17795
Start → 5K
26:31 | 8:32/mi
10K· 6.21 mi
53:07
Rank: #18189 (-394)
5K → 10K
26:36 | 8:34/mi
15K· 9.32 mi
1:19:33
Rank: #18075 (+114)
10K → 15K
26:26 | 8:30/mi
20K· 12.43 mi
1:45:53
Rank: #17694 (+381)
15K → 20K
26:20 | 8:29/mi
Half· 13.11 mi
1:51:34
Rank: #17626 (+68)
20K → Half
5:41 | 8:20/mi
25K· 15.53 mi
2:12:03
Rank: #17319 (+307)
Half → 25K
20:29 | 8:27/mi
30K· 18.64 mi
2:38:04
Rank: #16647 (+672)
25K → 30K
26:01 | 8:22/mi
20M
2:49:26
Rank: #16357 (+290)
30K → 20M
11:23 | 8:22/mi
21M
2:57:48
Rank: #15973 (+384)
20M → 21M
8:22 | 8:22/mi
35K· 21.75 mi
3:04:04
Rank: #15891 (+82)
21M → 35K
6:16 | 8:22/mi
23M
3:14:28
Rank: #15648 (+243)
35K → 23M
10:24 | 8:18/mi
24M
3:22:40
Rank: #15515 (+133)
23M → 24M
8:12 | 8:12/mi
40K· 24.85 mi
3:29:40
Rank: #15366 (+149)
24M → 40K
7:00 | 8:12/mi
25.2M
3:32:34
Rank: #15254 (+112)
40K → 25.2M
2:54 | 8:24/mi
Finish· 26.22 mi
3:41:07
Rank: #15215 (+39)
25.2M → Finish
8:33 | 8:24/mi

The Course

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Half Splits

1st Half· via Half
Distance13.11 mi
Time1:51:34
Pace8:31 /mi
2nd Half✓ Faster
Distance13.11 mi
Time1:49:33
Pace8:21 /mi
📊Negative Split: 1.8% faster second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:18:4526:318:3226:31
8:32
-
10K
6.21 mi11:45:2153:078:3326:36
8:34
+0:02
15K
9.32 mi12:11:471:19:338:3226:26
8:30
-0:04
20K
12.43 mi12:38:071:45:538:3126:20
8:29
-0:01
Half
13.11 mi12:43:481:51:348:315:41
8:20
-0:09
25K
15.53 mi13:04:172:12:038:3020:29
8:27
+0:07
30K
18.64 mi13:30:182:38:048:2926:01
8:22
-0:05
20M
20.00 mi13:41:402:49:268:2811:23
8:22
0:00
21M
21.00 mi13:50:022:57:488:288:22
8:22
0:00
35K
21.75 mi13:56:183:04:048:286:16
8:22
0:00
23M
23.00 mi14:06:423:14:288:2710:24
8:18
-0:04
24M
24.00 mi14:14:543:22:408:278:12
8:12
-0:06
40K
24.85 mi14:21:543:29:408:267:00
8:12
0:00
25.2M
25.20 mi14:24:483:32:348:262:54
8:24
+0:12
Finish
26.22 mi14:33:213:41:078:268:33
8:24
0:00

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

8:12 /mi

Average Pace

8:26 /mi

Slowest Pace

8:34 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

3:41:07

100% of race

Time at Steady Pace

0:00

0% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 8:26 /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 mi11:18:4526:318:3226:31
8:32
#17795
10K
6.21 mi11:45:2153:078:3326:36
8:34
#18189
15K
9.32 mi12:11:471:19:338:3226:26
8:30
#18075
20K
12.43 mi12:38:071:45:538:3126:20
8:29
#17694
Half
13.11 mi12:43:481:51:348:315:41
8:20
#17626
25K
15.53 mi13:04:172:12:038:3020:29
8:27
#17319
30K
18.64 mi13:30:182:38:048:2926:01
8:22
#16647
20M
20.00 mi13:41:402:49:268:2811:23
8:22
#16357
21M
21.00 mi13:50:022:57:488:288:22
8:22
#15973
35K
21.75 mi13:56:183:04:048:286:16
8:22
#15891
23M
23.00 mi14:06:423:14:288:2710:24
8:18
#15648
24M
24.00 mi14:14:543:22:408:278:12
8:12
#15515
40K
24.85 mi14:21:543:29:408:267:00
8:12
#15366
25.2M
25.20 mi14:24:483:32:348:262:54
8:24
#15254
Finish
26.22 mi14:33:213:41:078:268:33
8:24
#15215
Faster pace
Steady pace
Slower pace
Est.Checkpoint not recorded (estimated)
~Segment time uses estimated prior

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF45-49Seg. OverallSeg. FemalesSeg. F45-49
5K3.11 mi3.11 mi177956417641717867(Top 67%)6417(Top 56%)6417(Top 353%)
10K6.21 mi3.10 mi18189-3946637-2206637-22018636(Top 70%)6852(Top 60%)6852(Top 377%)
15K9.32 mi3.11 mi18075+1146569+686569+6817867(Top 67%)6417(Top 56%)6417(Top 353%)
20K12.43 mi3.11 mi17694+3816340+2296340+22916701(Top 63%)5754(Top 50%)5754(Top 317%)
Half13.11 mi0.68 mi17626+686295+456295+4516681(Top 63%)5692(Top 50%)5692(Top 313%)
25K15.53 mi2.42 mi17319+3076129+1666129+16615903(Top 60%)5378(Top 47%)5378(Top 296%)
30K18.64 mi3.11 mi16647+6725777+3525777+35213499(Top 51%)4030(Top 35%)4030(Top 222%)
20M20.00 mi1.36 mi16357+2905620+1575620+15712835(Top 48%)3776(Top 33%)3776(Top 208%)
21M21.00 mi1.00 mi15973+3845396+2245396+2249697(Top 36%)2252(Top 20%)2252(Top 124%)
35K21.75 mi0.75 mi15891+825366+305366+3014513(Top 55%)4863(Top 43%)4863(Top 268%)
23M23.00 mi1.25 mi15648+2435254+1125254+11211981(Top 45%)3519(Top 31%)3519(Top 194%)
24M24.00 mi1.00 mi15515+1335187+675187+6712538(Top 47%)3892(Top 34%)3892(Top 214%)
40K24.85 mi0.85 mi15366+1495102+855102+8511342(Top 43%)3351(Top 29%)3351(Top 184%)
25.2M25.20 mi0.35 mi15254+1125039+635039+638816(Top 33%)2215(Top 19%)2215(Top 122%)
Finish26.22 mi1.02 mi15215+395033+65033+614737(Top 55%)5133(Top 45%)5133(Top 282%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 67%
×21stories
+97ft-345ft

Overall

17867

Females

6417

F45-49

6417

5K→10K

3.1 - 6.2 mi

Top 70%
×5stories
+79ft-138ft

Overall

18636

Females

6852

F45-49

6852

10K→15K

6.2 - 9.3 mi

Top 67%
×3stories
+67ft-78ft

Overall

17867

Females

6417

F45-49

6417

15K→20K

9.3 - 12.4 mi

Top 63%
×5stories
+106ft-86ft

Overall

16701

Females

5754

F45-49

5754

20K→Half

12.4 - 13.1 mi

Top 63%
×2stories
+19ft-37ft

Overall

16681

Females

5692

F45-49

5692

Half→25K

13.1 - 15.5 mi

Top 60%
×4stories
+66ft-88ft

Overall

15903

Females

5378

F45-49

5378

25K→30K

15.5 - 18.6 mi

Top 51%
×9stories
+181ft-148ft

Overall

13499

Females

4030

F45-49

4030

30K→20M

18.6 - 20.0 mi

Top 48%
×5stories
+64ft-50ft

Overall

12835

Females

3776

F45-49

3776

20M→21M

20.0 - 21.0 mi

Top 36%
×8stories
+106ft-24ft

Overall

9697

Females

2252

F45-49

2252

21M→35K

21.0 - 21.8 mi

Top 55%
×7stories
+17ft-86ft

Overall

14513

Females

4863

F45-49

4863

35K→23M

21.8 - 23.0 mi

Top 45%
×5stories
+23ft-63ft

Overall

11981

Females

3519

F45-49

3519

23M→24M

23.0 - 24.0 mi

Top 47%
×6stories
+12ft-82ft

Overall

12538

Females

3892

F45-49

3892

24M→40K

24.0 - 24.9 mi

Top 43%
×1story
+6ft-20ft

Overall

11342

Females

3351

F45-49

3351

40K→25.2M

24.9 - 25.2 mi

Top 33%
×1story
+13ft-16ft

Overall

8816

Females

2215

F45-49

2215

25.2M→Finish

25.2 - 26.2 mi

Top 55%
×2stories
+22ft-21ft

Overall

14737

Females

5133

F45-49

5133

Passing Analysis

Category:
Athletes Passed
3402
Passed By
822
Net Change
+2580
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#17795
5K → 10K152546-394#17795#18189
10K → 15K250136+114#18189#18075
15K → 20K41938+381#18075#17694
20K → Half7810+68#17694#17626
Half → 25K3136+307#17626#17319
25K → 30K6720+672#17319#16647
30K → 20M2922+290#16647#16357
20M → 21M3840+384#16357#15973
21M → 35K9412+82#15973#15891
35K → 23M2485+243#15891#15648
23M → 24M1429+133#15648#15515
24M → 40K16011+149#15515#15366
40K → 25.2M1120+112#15366#15254
25.2M → Finish8647+39#15254#15215
TOTALS3402822+2580
📊

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