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BOSTON MARATHON 2023

Shannon Million

Bib: 20236•F

KY

0:00
0:00
/ mi
Masters
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Overall
#0 / 26622
Top 49%
Gender (Female)
#0 / 11423
Top 33%
Masters (Masters Women)
#0 / 6539
Top 19%
Division (F40-44)
#0 / 1878
Top 36%
Race Day Weather
49°/39°F
light intensity drizzle

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
25:24
Rank: #15277
Start → 5K
25:24 | 8:11/mi
10K· 6.21 mi
50:09
Rank: #14910 (+367)
5K → 10K
24:45 | 7:58/mi
15K· 9.32 mi
1:15:50
Rank: #15392 (-482)
10K → 15K
25:41 | 8:16/mi
20K· 12.43 mi
1:40:41
Rank: #14875 (+517)
15K → 20K
24:51 | 8:00/mi
Half· 13.11 mi
1:46:01
Rank: #14789 (+86)
20K → Half
5:20 | 7:49/mi
25K· 15.53 mi
2:05:10
Rank: #14320 (+469)
Half → 25K
19:09 | 7:54/mi
30K· 18.64 mi
2:30:15
Rank: #13775 (+545)
25K → 30K
25:05 | 8:04/mi
20M
2:41:22
Rank: #13577 (+198)
30K → 20M
11:07 | 8:11/mi
21M
2:50:03
Rank: #13438 (+139)
20M → 21M
8:41 | 8:41/mi
35K· 21.75 mi
2:56:07
Rank: #13397 (+41)
21M → 35K
6:04 | 8:07/mi
23M
3:06:38
Rank: #13311 (+86)
35K → 23M
10:31 | 8:24/mi
24M
3:14:44
Rank: #13230 (+81)
23M → 24M
8:06 | 8:06/mi
40K· 24.85 mi
3:21:47
Rank: #13148 (+82)
24M → 40K
7:03 | 8:15/mi
25.2M
3:24:46
Rank: #13085 (+63)
40K → 25.2M
2:59 | 8:39/mi
Finish· 26.22 mi
3:32:54
Rank: #13030 (+55)
25.2M → Finish
8:08 | 7:59/mi

The Course

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Half Splits

1st Half· via Half⚖️ Balanced
Distance13.11 mi
Time1:46:01
Pace8:05 /mi
2nd Half⚖️ Balanced
Distance13.11 mi
Time1:46:53
Pace8:09 /mi
📊Even Split: Consistent pacing between halves

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:20:2725:248:1125:24
8:11
-
10K
6.21 mi11:45:1250:098:0424:45
7:58
-0:13
15K
9.32 mi12:10:531:15:508:0825:41
8:16
+0:18
20K
12.43 mi12:35:441:40:418:0624:51
8:00
-0:16
Half
13.11 mi12:41:041:46:018:055:20
7:49
-0:11
25K
15.53 mi13:00:132:05:108:0319:09
7:54
+0:05
30K
18.64 mi13:25:182:30:158:0425:05
8:04
+0:10
20M
20.00 mi13:36:252:41:228:0411:07
8:11
+0:07
21M
21.00 mi13:45:062:50:038:068:41
8:41
+0:30
35K
21.75 mi13:51:102:56:078:066:04
8:07
-0:34
23M
23.00 mi14:01:413:06:388:0710:31
8:24
+0:17
24M
24.00 mi14:09:473:14:448:078:06
8:06
-0:18
40K
24.85 mi14:16:503:21:478:077:03
8:15
+0:09
25.2M
25.20 mi14:19:493:24:468:082:59
8:39
+0:24
Finish
26.22 mi14:27:573:32:548:088:08
7:59
-0:40

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

7:49 /mi

Average Pace

8:08 /mi

Slowest Pace

8:41 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

3:21:14

95% of race

Time at Steady Pace

11:40

5% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 8:07 /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 mi11:20:2725:248:1125:24
8:11
#15277
10K
6.21 mi11:45:1250:098:0424:45
7:58
#14910
15K
9.32 mi12:10:531:15:508:0825:41
8:16
#15392
20K
12.43 mi12:35:441:40:418:0624:51
8:00
#14875
Half
13.11 mi12:41:041:46:018:055:20
7:49
#14789
25K
15.53 mi13:00:132:05:108:0319:09
7:54
#14320
30K
18.64 mi13:25:182:30:158:0425:05
8:04
#13775
20M
20.00 mi13:36:252:41:228:0411:07
8:11
#13577
21M
21.00 mi13:45:062:50:038:068:41
8:41
#13438
35K
21.75 mi13:51:102:56:078:066:04
8:07
#13397
23M
23.00 mi14:01:413:06:388:0710:31
8:24
#13311
24M
24.00 mi14:09:473:14:448:078:06
8:06
#13230
40K
24.85 mi14:16:503:21:478:077:03
8:15
#13148
25.2M
25.20 mi14:19:493:24:468:082:59
8:39
#13085
Finish
26.22 mi14:27:573:32:548:088:08
7:59
#13030
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF40-44Seg. OverallSeg. FemalesSeg. F40-44
5K3.11 mi3.11 mi152774814481416323(Top 61%)5487(Top 48%)5487(Top 292%)
10K6.21 mi3.10 mi14910+3674601+2134601+21314546(Top 55%)4382(Top 38%)4382(Top 233%)
15K9.32 mi3.11 mi15392-4824908-3074908-30716323(Top 61%)5487(Top 48%)5487(Top 292%)
20K12.43 mi3.11 mi14875+5174601+3074601+30713418(Top 50%)3772(Top 33%)3772(Top 201%)
Half13.11 mi0.68 mi14789+864548+534548+5312939(Top 49%)3468(Top 30%)3468(Top 185%)
25K15.53 mi2.42 mi14320+4694296+2524296+25211927(Top 45%)3040(Top 27%)3040(Top 162%)
30K18.64 mi3.11 mi13775+5454005+2914005+29111486(Top 43%)2900(Top 25%)2900(Top 154%)
20M20.00 mi1.36 mi13577+1983908+973908+9711602(Top 44%)3064(Top 27%)3064(Top 163%)
21M21.00 mi1.00 mi13438+1393837+713837+7111590(Top 44%)3195(Top 28%)3195(Top 170%)
35K21.75 mi0.75 mi13397+413828+93828+912873(Top 48%)3926(Top 34%)3926(Top 209%)
23M23.00 mi1.25 mi13311+863805+233805+2312597(Top 47%)3848(Top 34%)3848(Top 205%)
24M24.00 mi1.00 mi13230+813782+233782+2311973(Top 45%)3574(Top 31%)3574(Top 190%)
40K24.85 mi0.85 mi13148+823755+273755+2711706(Top 44%)3518(Top 31%)3518(Top 187%)
25.2M25.20 mi0.35 mi13085+633733+223733+2210547(Top 40%)2973(Top 26%)2973(Top 158%)
Finish26.22 mi1.02 mi13030+553717+163717+1612020(Top 45%)3718(Top 33%)3718(Top 198%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 61%
×21stories
+97ft-345ft

Overall

16323

Females

5487

F40-44

5487

5K→10K

3.1 - 6.2 mi

Top 55%
×5stories
+79ft-138ft

Overall

14546

Females

4382

F40-44

4382

10K→15K

6.2 - 9.3 mi

Top 61%
×3stories
+67ft-78ft

Overall

16323

Females

5487

F40-44

5487

15K→20K

9.3 - 12.4 mi

Top 50%
×5stories
+106ft-86ft

Overall

13418

Females

3772

F40-44

3772

20K→Half

12.4 - 13.1 mi

Top 49%
×2stories
+19ft-37ft

Overall

12939

Females

3468

F40-44

3468

Half→25K

13.1 - 15.5 mi

Top 45%
×4stories
+66ft-88ft

Overall

11927

Females

3040

F40-44

3040

25K→30K

15.5 - 18.6 mi

Top 43%
×9stories
+181ft-148ft

Overall

11486

Females

2900

F40-44

2900

30K→20M

18.6 - 20.0 mi

Top 44%
×5stories
+64ft-50ft

Overall

11602

Females

3064

F40-44

3064

20M→21M

20.0 - 21.0 mi

Top 44%
×8stories
+106ft-24ft

Overall

11590

Females

3195

F40-44

3195

21M→35K

21.0 - 21.8 mi

Top 48%
×7stories
+17ft-86ft

Overall

12873

Females

3926

F40-44

3926

35K→23M

21.8 - 23.0 mi

Top 47%
×5stories
+23ft-63ft

Overall

12597

Females

3848

F40-44

3848

23M→24M

23.0 - 24.0 mi

Top 45%
×6stories
+12ft-82ft

Overall

11973

Females

3574

F40-44

3574

24M→40K

24.0 - 24.9 mi

Top 44%
×1story
+6ft-20ft

Overall

11706

Females

3518

F40-44

3518

40K→25.2M

24.9 - 25.2 mi

Top 40%
×1story
+13ft-16ft

Overall

10547

Females

2973

F40-44

2973

25.2M→Finish

25.2 - 26.2 mi

Top 45%
×2stories
+22ft-21ft

Overall

12020

Females

3718

F40-44

3718

Passing Analysis

Category:
Athletes Passed
3189
Passed By
942
Net Change
+2247
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#15277
5K → 10K513146+367#15277#14910
10K → 15K57539-482#14910#15392
15K → 20K53417+517#15392#14875
20K → Half893+86#14875#14789
Half → 25K4756+469#14789#14320
25K → 30K55813+545#14320#13775
30K → 20M21416+198#13775#13577
20M → 21M16728+139#13577#13438
21M → 35K7029+41#13438#13397
35K → 23M13347+86#13397#13311
23M → 24M11231+81#13311#13230
24M → 40K10826+82#13230#13148
40K → 25.2M685+63#13148#13085
25.2M → Finish9136+55#13085#13030
TOTALS3189942+2247
📊

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