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BOSTON MARATHON 2023

Elisa Polino

Bib: 8619•F

CA

0:00
0:00
/ mi
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Overall
#0 / 26622
Top 33%
Gender (Female)
#0 / 11423
Top 14%
Division (F18-39)
#0 / 4884
Top 25%
Race Day Weather
49°/39°F
light intensity drizzle

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
23:14
Rank: #9453
Start → 5K
23:14 | 7:29/mi
10K· 6.21 mi
46:30
Rank: #9872 (-419)
5K → 10K
23:16 | 7:29/mi
15K· 9.32 mi
1:09:39
Rank: #9806 (+66)
10K → 15K
23:09 | 7:27/mi
20K· 12.43 mi
1:32:50
Rank: #9574 (+232)
15K → 20K
23:11 | 7:28/mi
Half· 13.11 mi
1:37:52
Rank: #9555 (+19)
20K → Half
5:02 | 7:23/mi
25K· 15.53 mi
1:56:01
Rank: #9383 (+172)
Half → 25K
18:09 | 7:29/mi
30K· 18.64 mi
2:21:58
Rank: #10100 (-717)
25K → 30K
25:57 | 8:21/mi
20M
2:32:10
Rank: #9804 (+296)
30K → 20M
10:12 | 7:30/mi
21M
2:40:28
Rank: #9739 (+65)
20M → 21M
8:18 | 8:18/mi
35K· 21.75 mi
2:46:09
Rank: #9712 (+27)
21M → 35K
5:41 | 7:36/mi
23M
2:55:34
Rank: #9481 (+231)
35K → 23M
9:25 | 7:31/mi
24M
3:02:49
Rank: #9274 (+207)
23M → 24M
7:15 | 7:15/mi
40K· 24.85 mi
3:08:59
Rank: #9087 (+187)
24M → 40K
6:10 | 7:13/mi
25.2M
3:11:38
Rank: #9016 (+71)
40K → 25.2M
2:39 | 7:41/mi
Finish· 26.22 mi
3:18:49
Rank: #8834 (+182)
25.2M → Finish
7:11 | 7:03/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:37:52
Pace7:28 /mi
2nd Half
Distance13.11 mi
Time1:40:57
Pace7:42 /mi
📊Positive Split: 3.2% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:48:4623:147:2923:14
7:29
-
10K
6.21 mi11:12:0246:307:2923:16
7:29
0:00
15K
9.32 mi11:35:111:09:397:2823:09
7:27
-0:02
20K
12.43 mi11:58:221:32:507:2823:11
7:28
+0:01
Half
13.11 mi12:03:241:37:527:285:02
7:23
-0:05
25K
15.53 mi12:21:331:56:017:2818:09
7:29
+0:06
30K
18.64 mi12:47:302:21:587:3725:57
8:21
+0:52
20M
20.00 mi12:57:422:32:107:3610:12
7:30
-0:51
21M
21.00 mi13:06:002:40:287:388:18
8:18
+0:48
35K
21.75 mi13:11:412:46:097:385:41
7:36
-0:42
23M
23.00 mi13:21:062:55:347:389:25
7:31
-0:05
24M
24.00 mi13:28:213:02:497:377:15
7:15
-0:16
40K
24.85 mi13:34:313:08:597:366:10
7:13
-0:02
25.2M
25.20 mi13:37:103:11:387:362:39
7:41
+0:28
Finish
26.22 mi13:44:213:18:497:357:11
7:03
-0:38

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

7:03 /mi

Average Pace

7:35 /mi

Slowest Pace

8:21 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:44:34

83% of race

Time at Steady Pace

8:18

4% of race

Time at Slower Pace

25:57

13% of race

Average Pace: 7:35 /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 mi10:48:4623:147:2923:14
7:29
#9453
10K
6.21 mi11:12:0246:307:2923:16
7:29
#9872
15K
9.32 mi11:35:111:09:397:2823:09
7:27
#9806
20K
12.43 mi11:58:221:32:507:2823:11
7:28
#9574
Half
13.11 mi12:03:241:37:527:285:02
7:23
#9555
25K
15.53 mi12:21:331:56:017:2818:09
7:29
#9383
30K
18.64 mi12:47:302:21:587:3725:57
8:21
#10100
20M
20.00 mi12:57:422:32:107:3610:12
7:30
#9804
21M
21.00 mi13:06:002:40:287:388:18
8:18
#9739
35K
21.75 mi13:11:412:46:097:385:41
7:36
#9712
23M
23.00 mi13:21:062:55:347:389:25
7:31
#9481
24M
24.00 mi13:28:213:02:497:377:15
7:15
#9274
40K
24.85 mi13:34:313:08:597:366:10
7:13
#9087
25.2M
25.20 mi13:37:103:11:387:362:39
7:41
#9016
Finish
26.22 mi13:44:213:18:497:357:11
7:03
#8834
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF18-39Seg. OverallSeg. FemalesSeg. F18-39
5K3.11 mi3.11 mi9453159815989786(Top 37%)1745(Top 15%)1745(Top 36%)
10K6.21 mi3.10 mi9872-4191780-1821780-18210368(Top 39%)1984(Top 17%)1984(Top 41%)
15K9.32 mi3.11 mi9806+661750+301750+309786(Top 37%)1745(Top 15%)1745(Top 36%)
20K12.43 mi3.11 mi9574+2321660+901660+909027(Top 34%)1501(Top 13%)1501(Top 31%)
Half13.11 mi0.68 mi9555+191649+111649+119302(Top 35%)1594(Top 14%)1594(Top 33%)
25K15.53 mi2.42 mi9383+1721601+481601+488701(Top 33%)1430(Top 13%)1430(Top 29%)
30K18.64 mi3.11 mi10100-7171938-3371938-33713357(Top 50%)3946(Top 35%)3946(Top 81%)
20M20.00 mi1.36 mi9804+2961829+1091829+1096856(Top 26%)981(Top 9%)981(Top 20%)
21M21.00 mi1.00 mi9739+651822+71822+79243(Top 35%)2020(Top 18%)2020(Top 41%)
35K21.75 mi0.75 mi9712+271829-71829-79275(Top 35%)2028(Top 18%)2028(Top 42%)
23M23.00 mi1.25 mi9481+2311756+731756+736571(Top 25%)1022(Top 9%)1022(Top 21%)
24M24.00 mi1.00 mi9274+2071706+501706+506086(Top 23%)934(Top 8%)934(Top 19%)
40K24.85 mi0.85 mi9087+1871646+601646+605004(Top 19%)662(Top 6%)662(Top 14%)
25.2M25.20 mi0.35 mi9016+711623+231623+234897(Top 18%)704(Top 6%)704(Top 14%)
Finish26.22 mi1.02 mi8834+1821573+501573+505555(Top 21%)934(Top 8%)934(Top 19%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 37%
×21stories
+97ft-345ft

Overall

9786

Females

1745

F18-39

1745

5K→10K

3.1 - 6.2 mi

Top 39%
×5stories
+79ft-138ft

Overall

10368

Females

1984

F18-39

1984

10K→15K

6.2 - 9.3 mi

Top 37%
×3stories
+67ft-78ft

Overall

9786

Females

1745

F18-39

1745

15K→20K

9.3 - 12.4 mi

Top 34%
×5stories
+106ft-86ft

Overall

9027

Females

1501

F18-39

1501

20K→Half

12.4 - 13.1 mi

Top 35%
×2stories
+19ft-37ft

Overall

9302

Females

1594

F18-39

1594

Half→25K

13.1 - 15.5 mi

Top 33%
×4stories
+66ft-88ft

Overall

8701

Females

1430

F18-39

1430

25K→30K

15.5 - 18.6 mi

Top 50%
×9stories
+181ft-148ft

Overall

13357

Females

3946

F18-39

3946

30K→20M

18.6 - 20.0 mi

Top 26%
×5stories
+64ft-50ft

Overall

6856

Females

981

F18-39

981

20M→21M

20.0 - 21.0 mi

Top 35%
×8stories
+106ft-24ft

Overall

9243

Females

2020

F18-39

2020

21M→35K

21.0 - 21.8 mi

Top 35%
×7stories
+17ft-86ft

Overall

9275

Females

2028

F18-39

2028

35K→23M

21.8 - 23.0 mi

Top 25%
×5stories
+23ft-63ft

Overall

6571

Females

1022

F18-39

1022

23M→24M

23.0 - 24.0 mi

Top 23%
×6stories
+12ft-82ft

Overall

6086

Females

934

F18-39

934

24M→40K

24.0 - 24.9 mi

Top 19%
×1story
+6ft-20ft

Overall

5004

Females

662

F18-39

662

40K→25.2M

24.9 - 25.2 mi

Top 18%
×1story
+13ft-16ft

Overall

4897

Females

704

F18-39

704

25.2M→Finish

25.2 - 26.2 mi

Top 21%
×2stories
+22ft-21ft

Overall

5555

Females

934

F18-39

934

Passing Analysis

Category:
Athletes Passed
2269*
Passed By
1650
Net Change
+619
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#9453
5K → 10K150569-419#9453#9872
10K → 15K209143+66#9872#9806
15K → 20K278*46+232#9806#9574
20K → Half3819+19#9574#9555
Half → 25K20836+172#9555#9383
25K → 30K36753-717#9383#10100
30K → 20M296*0+296#10100#9804
20M → 21M10944+65#9804#9739
21M → 35K5528+27#9739#9712
35K → 23M2354+231#9712#9481
23M → 24M2092+207#9481#9274
24M → 40K1892+187#9274#9087
40K → 25.2M710+71#9087#9016
25.2M → Finish1864+182#9016#8834
TOTALS2269*1650+619

* Includes athletes who did not complete a segment (DNF/DNQ).

📊

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