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BOSTON MARATHON 2023

Emily Pellegrini

Bib: 14857•F

CA

0:00
0:00
/ mi
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Overall
#0 / 26622
Top 49%
Gender (Female)
#0 / 11423
Top 32%
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
24:17
Rank: #12521
Start → 5K
24:17 | 7:49/mi
10K· 6.21 mi
48:44
Rank: #13132 (-611)
5K → 10K
24:27 | 7:52/mi
15K· 9.32 mi
1:13:24
Rank: #13375 (-243)
10K → 15K
24:40 | 7:56/mi
20K· 12.43 mi
1:39:29
Rank: #14154 (-779)
15K → 20K
26:05 | 8:24/mi
Half· 13.11 mi
1:44:59
Rank: #14180 (-26)
20K → Half
5:30 | 8:04/mi
25K· 15.53 mi
2:05:03
Rank: #14272 (-92)
Half → 25K
20:04 | 8:17/mi
30K· 18.64 mi
2:31:03
Rank: #14130 (+142)
25K → 30K
26:00 | 8:22/mi
20M
2:42:18
Rank: #13953 (+177)
30K → 20M
11:15 | 8:17/mi
21M
2:51:07
Rank: #13829 (+124)
20M → 21M
8:49 | 8:49/mi
35K· 21.75 mi
2:57:13
Rank: #13792 (+37)
21M → 35K
6:06 | 8:09/mi
23M
3:07:19
Rank: #13549 (+243)
35K → 23M
10:06 | 8:04/mi
24M
3:15:08
Rank: #13344 (+205)
23M → 24M
7:49 | 7:49/mi
40K· 24.85 mi
3:21:56
Rank: #13198 (+146)
24M → 40K
6:48 | 7:57/mi
25.2M
3:24:53
Rank: #13112 (+86)
40K → 25.2M
2:57 | 8:33/mi
Finish· 26.22 mi
3:32:31
Rank: #12940 (+172)
25.2M → Finish
7:38 | 7:29/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:44:59
Pace8:00 /mi
2nd Half
Distance13.11 mi
Time1:47:32
Pace8:12 /mi
📊Positive Split: 2.4% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:52:5924:177:4924:17
7:49
-
10K
6.21 mi11:17:2648:447:5124:27
7:52
+0:03
15K
9.32 mi11:42:061:13:247:5324:40
7:56
+0:04
20K
12.43 mi12:08:111:39:298:0026:05
8:24
+0:28
Half
13.11 mi12:13:411:44:598:005:30
8:04
-0:20
25K
15.53 mi12:33:452:05:038:0320:04
8:17
+0:13
30K
18.64 mi12:59:452:31:038:0626:00
8:22
+0:05
20M
20.00 mi13:11:002:42:188:0711:15
8:17
-0:05
21M
21.00 mi13:19:492:51:078:098:49
8:49
+0:32
35K
21.75 mi13:25:552:57:138:096:06
8:09
-0:40
23M
23.00 mi13:36:013:07:198:0910:06
8:04
-0:05
24M
24.00 mi13:43:503:15:088:087:49
7:49
-0:15
40K
24.85 mi13:50:383:21:568:076:48
7:57
+0:08
25.2M
25.20 mi13:53:353:24:538:082:57
8:33
+0:36
Finish
26.22 mi14:01:133:32:318:077:38
7:29
-1:04

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

7:29 /mi

Average Pace

8:07 /mi

Slowest Pace

8:49 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

1:57:21

55% of race

Time at Steady Pace

1:35:10

45% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 8:06 /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 mi10:52:5924:177:4924:17
7:49
#12521
10K
6.21 mi11:17:2648:447:5124:27
7:52
#13132
15K
9.32 mi11:42:061:13:247:5324:40
7:56
#13375
20K
12.43 mi12:08:111:39:298:0026:05
8:24
#14154
Half
13.11 mi12:13:411:44:598:005:30
8:04
#14180
25K
15.53 mi12:33:452:05:038:0320:04
8:17
#14272
30K
18.64 mi12:59:452:31:038:0626:00
8:22
#14130
20M
20.00 mi13:11:002:42:188:0711:15
8:17
#13953
21M
21.00 mi13:19:492:51:078:098:49
8:49
#13829
35K
21.75 mi13:25:552:57:138:096:06
8:09
#13792
23M
23.00 mi13:36:013:07:198:0910:06
8:04
#13549
24M
24.00 mi13:43:503:15:088:087:49
7:49
#13344
40K
24.85 mi13:50:383:21:568:076:48
7:57
#13198
25.2M
25.20 mi13:53:353:24:538:082:57
8:33
#13112
Finish
26.22 mi14:01:133:32:318:077:38
7:29
#12940
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF18-39Seg. OverallSeg. FemalesSeg. F18-39
5K3.11 mi3.11 mi125213174317413921(Top 52%)4038(Top 35%)4038(Top 83%)
10K6.21 mi3.10 mi13132-6113526-3523526-35213732(Top 52%)3879(Top 34%)3879(Top 79%)
15K9.32 mi3.11 mi13375-2433678-1523678-15213921(Top 52%)4038(Top 35%)4038(Top 83%)
20K12.43 mi3.11 mi14154-7794175-4974175-49716211(Top 61%)5471(Top 48%)5471(Top 112%)
Half13.11 mi0.68 mi14180-264186-114186-1114853(Top 56%)4573(Top 40%)4573(Top 94%)
25K15.53 mi2.42 mi14272-924271-854271-8514786(Top 56%)4690(Top 41%)4690(Top 96%)
30K18.64 mi3.11 mi14130+1424219+524219+5213480(Top 51%)4011(Top 35%)4011(Top 82%)
20M20.00 mi1.36 mi13953+1774132+874132+8712241(Top 46%)3423(Top 30%)3423(Top 70%)
21M21.00 mi1.00 mi13829+1244071+614071+6112386(Top 47%)3622(Top 32%)3622(Top 74%)
35K21.75 mi0.75 mi13792+374067+44067+413169(Top 49%)4090(Top 36%)4090(Top 84%)
23M23.00 mi1.25 mi13549+2433944+1233944+12310269(Top 39%)2640(Top 23%)2640(Top 54%)
24M24.00 mi1.00 mi13344+2053844+1003844+1009975(Top 37%)2593(Top 23%)2593(Top 53%)
40K24.85 mi0.85 mi13198+1463779+653779+659784(Top 37%)2560(Top 22%)2560(Top 52%)
25.2M25.20 mi0.35 mi13112+863747+323747+329986(Top 38%)2702(Top 24%)2702(Top 55%)
Finish26.22 mi1.02 mi12940+1723669+783669+788531(Top 32%)2052(Top 18%)2052(Top 42%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 52%
×21stories
+97ft-345ft

Overall

13921

Females

4038

F18-39

4038

5K→10K

3.1 - 6.2 mi

Top 52%
×5stories
+79ft-138ft

Overall

13732

Females

3879

F18-39

3879

10K→15K

6.2 - 9.3 mi

Top 52%
×3stories
+67ft-78ft

Overall

13921

Females

4038

F18-39

4038

15K→20K

9.3 - 12.4 mi

Top 61%
×5stories
+106ft-86ft

Overall

16211

Females

5471

F18-39

5471

20K→Half

12.4 - 13.1 mi

Top 56%
×2stories
+19ft-37ft

Overall

14853

Females

4573

F18-39

4573

Half→25K

13.1 - 15.5 mi

Top 56%
×4stories
+66ft-88ft

Overall

14786

Females

4690

F18-39

4690

25K→30K

15.5 - 18.6 mi

Top 51%
×9stories
+181ft-148ft

Overall

13480

Females

4011

F18-39

4011

30K→20M

18.6 - 20.0 mi

Top 46%
×5stories
+64ft-50ft

Overall

12241

Females

3423

F18-39

3423

20M→21M

20.0 - 21.0 mi

Top 47%
×8stories
+106ft-24ft

Overall

12386

Females

3622

F18-39

3622

21M→35K

21.0 - 21.8 mi

Top 49%
×7stories
+17ft-86ft

Overall

13169

Females

4090

F18-39

4090

35K→23M

21.8 - 23.0 mi

Top 39%
×5stories
+23ft-63ft

Overall

10269

Females

2640

F18-39

2640

23M→24M

23.0 - 24.0 mi

Top 37%
×6stories
+12ft-82ft

Overall

9975

Females

2593

F18-39

2593

24M→40K

24.0 - 24.9 mi

Top 37%
×1story
+6ft-20ft

Overall

9784

Females

2560

F18-39

2560

40K→25.2M

24.9 - 25.2 mi

Top 38%
×1story
+13ft-16ft

Overall

9986

Females

2702

F18-39

2702

25.2M→Finish

25.2 - 26.2 mi

Top 32%
×2stories
+22ft-21ft

Overall

8531

Females

2052

F18-39

2052

Passing Analysis

Category:
Athletes Passed
1969
Passed By
2388
Net Change
-419
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#12521
5K → 10K113724-611#12521#13132
10K → 15K125368-243#13132#13375
15K → 20K43822-779#13375#14154
20K → Half1642-26#14154#14180
Half → 25K119211-92#14180#14272
25K → 30K254112+142#14272#14130
30K → 20M20124+177#14130#13953
20M → 21M15329+124#13953#13829
21M → 35K6932+37#13829#13792
35K → 23M2496+243#13792#13549
23M → 24M2094+205#13549#13344
24M → 40K1548+146#13344#13198
40K → 25.2M882+86#13198#13112
25.2M → Finish1764+172#13112#12940
TOTALS19692388-419
📊

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