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BOSTON MARATHON 2023

Isabelle Straley

Bib: 16216•F

AZ

0:00
0:00
/ mi
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Overall
#0 / 26622
Gender (Female)
#0 / 11423
Top 36%
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
22:59
Rank: #8827
Start → 5K
22:59 | 7:24/mi
10K· 6.21 mi
45:58
Rank: #9173 (-346)
5K → 10K
22:59 | 7:24/mi
15K· 9.32 mi
1:09:29
Rank: #9655 (-482)
10K → 15K
23:31 | 7:34/mi
20K· 12.43 mi
1:34:23
Rank: #10668 (-1013)
15K → 20K
24:54 | 8:01/mi
Half· 13.11 mi
1:39:45
Rank: #10808 (-140)
20K → Half
5:22 | 7:52/mi
25K· 15.53 mi
1:59:27
Rank: #11216 (-408)
Half → 25K
19:42 | 8:08/mi
30K· 18.64 mi
2:26:43
Rank: #12223 (-1007)
25K → 30K
27:16 | 8:47/mi
20M
2:38:39
Rank: #12489 (-266)
30K → 20M
11:56 | 8:47/mi
21M
2:48:10
Rank: #12715 (-226)
20M → 21M
9:31 | 9:31/mi
35K· 21.75 mi
2:54:27
Rank: #12800 (-85)
21M → 35K
6:17 | 8:24/mi
23M
3:06:12
Rank: #13161 (-361)
35K → 23M
11:45 | 9:23/mi
24M
3:15:13
Rank: #13370 (-209)
23M → 24M
9:01 | 9:01/mi
40K· 24.85 mi
3:22:52
Rank: #13469 (-99)
24M → 40K
7:39 | 8:57/mi
25.2M
3:26:16
Rank: #13543 (-74)
40K → 25.2M
3:24 | 9:52/mi
Finish· 26.22 mi
3:35:14
Rank: #13700 (-157)
25.2M → Finish
8:58 | 8:48/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:39:45
Pace7:37 /mi
2nd Half
Distance13.11 mi
Time1:55:29
Pace8:49 /mi
📊Positive Split: 15.8% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:14:0422:597:2422:59
7:24
-
10K
6.21 mi11:37:0345:587:2422:59
7:24
0:00
15K
9.32 mi12:00:341:09:297:2723:31
7:34
+0:10
20K
12.43 mi12:25:281:34:237:3624:54
8:01
+0:27
Half
13.11 mi12:30:501:39:457:375:22
7:52
-0:09
25K
15.53 mi12:50:321:59:277:4119:42
8:08
+0:16
30K
18.64 mi13:17:482:26:437:5227:16
8:47
+0:39
20M
20.00 mi13:29:442:38:397:5611:56
8:47
0:00
21M
21.00 mi13:39:152:48:108:009:31
9:31
+0:44
35K
21.75 mi13:45:322:54:278:016:17
8:24
-1:07
23M
23.00 mi13:57:173:06:128:0611:45
9:23
+0:59
24M
24.00 mi14:06:183:15:138:089:01
9:01
-0:22
40K
24.85 mi14:13:573:22:528:107:39
8:57
-0:04
25.2M
25.20 mi14:17:213:26:168:113:24
9:52
+0:55
Finish
26.22 mi14:26:193:35:148:138:58
8:48
-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

7:24 /mi

Average Pace

8:13 /mi

Slowest Pace

9:52 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:05:44

58% of race

Time at Steady Pace

1:04:50

30% of race

Time at Slower Pace

24:40

11% of race

Average Pace: 8:13 /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 mi11:14:0422:597:2422:59
7:24
#8827
10K
6.21 mi11:37:0345:587:2422:59
7:24
#9173
15K
9.32 mi12:00:341:09:297:2723:31
7:34
#9655
20K
12.43 mi12:25:281:34:237:3624:54
8:01
#10668
Half
13.11 mi12:30:501:39:457:375:22
7:52
#10808
25K
15.53 mi12:50:321:59:277:4119:42
8:08
#11216
30K
18.64 mi13:17:482:26:437:5227:16
8:47
#12223
20M
20.00 mi13:29:442:38:397:5611:56
8:47
#12489
21M
21.00 mi13:39:152:48:108:009:31
9:31
#12715
35K
21.75 mi13:45:322:54:278:016:17
8:24
#12800
23M
23.00 mi13:57:173:06:128:0611:45
9:23
#13161
24M
24.00 mi14:06:183:15:138:089:01
9:01
#13370
40K
24.85 mi14:13:573:22:528:107:39
8:57
#13469
25.2M
25.20 mi14:17:213:26:168:113:24
9:52
#13543
Finish
26.22 mi14:26:193:35:148:138:58
8:48
#13700
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF18-39Seg. OverallSeg. FemalesSeg. F18-39
5K3.11 mi3.11 mi88271331133110780(Top 40%)2227(Top 19%)2227(Top 46%)
10K6.21 mi3.10 mi9173-3461483-1521483-1529632(Top 36%)1675(Top 15%)1675(Top 34%)
15K9.32 mi3.11 mi9655-4821690-2071690-20710780(Top 40%)2227(Top 19%)2227(Top 46%)
20K12.43 mi3.11 mi10668-10132168-4782168-47813572(Top 51%)3858(Top 34%)3858(Top 79%)
Half13.11 mi0.68 mi10808-1402250-822250-8213393(Top 50%)3742(Top 33%)3742(Top 77%)
25K15.53 mi2.42 mi11216-4082483-2332483-23313698(Top 51%)4033(Top 35%)4033(Top 83%)
30K18.64 mi3.11 mi12223-10073110-6273110-62715912(Top 60%)5446(Top 48%)5446(Top 112%)
20M20.00 mi1.36 mi12489-2663263-1533263-15315321(Top 58%)5170(Top 45%)5170(Top 106%)
21M21.00 mi1.00 mi12715-2263423-1603423-16016038(Top 60%)5645(Top 49%)5645(Top 116%)
35K21.75 mi0.75 mi12800-853487-643487-6414731(Top 55%)4945(Top 43%)4945(Top 101%)
23M23.00 mi1.25 mi13161-3613710-2233710-22317876(Top 67%)6787(Top 59%)6787(Top 139%)
24M24.00 mi1.00 mi13370-2093857-1473857-14717312(Top 65%)6518(Top 57%)6518(Top 133%)
40K24.85 mi0.85 mi13469-993941-843941-8415869(Top 60%)5767(Top 50%)5767(Top 118%)
25.2M25.20 mi0.35 mi13543-743994-533994-5316817(Top 63%)6308(Top 55%)6308(Top 129%)
Finish26.22 mi1.02 mi13700-1574112-1184112-11817038(Top 64%)6390(Top 56%)6390(Top 131%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 40%
×21stories
+97ft-345ft

Overall

10780

Females

2227

F18-39

2227

5K→10K

3.1 - 6.2 mi

Top 36%
×5stories
+79ft-138ft

Overall

9632

Females

1675

F18-39

1675

10K→15K

6.2 - 9.3 mi

Top 40%
×3stories
+67ft-78ft

Overall

10780

Females

2227

F18-39

2227

15K→20K

9.3 - 12.4 mi

Top 51%
×5stories
+106ft-86ft

Overall

13572

Females

3858

F18-39

3858

20K→Half

12.4 - 13.1 mi

Top 50%
×2stories
+19ft-37ft

Overall

13393

Females

3742

F18-39

3742

Half→25K

13.1 - 15.5 mi

Top 51%
×4stories
+66ft-88ft

Overall

13698

Females

4033

F18-39

4033

25K→30K

15.5 - 18.6 mi

Top 60%
×9stories
+181ft-148ft

Overall

15912

Females

5446

F18-39

5446

30K→20M

18.6 - 20.0 mi

Top 58%
×5stories
+64ft-50ft

Overall

15321

Females

5170

F18-39

5170

20M→21M

20.0 - 21.0 mi

Top 60%
×8stories
+106ft-24ft

Overall

16038

Females

5645

F18-39

5645

21M→35K

21.0 - 21.8 mi

Top 55%
×7stories
+17ft-86ft

Overall

14731

Females

4945

F18-39

4945

35K→23M

21.8 - 23.0 mi

Top 67%
×5stories
+23ft-63ft

Overall

17876

Females

6787

F18-39

6787

23M→24M

23.0 - 24.0 mi

Top 65%
×6stories
+12ft-82ft

Overall

17312

Females

6518

F18-39

6518

24M→40K

24.0 - 24.9 mi

Top 60%
×1story
+6ft-20ft

Overall

15869

Females

5767

F18-39

5767

40K→25.2M

24.9 - 25.2 mi

Top 63%
×1story
+13ft-16ft

Overall

16817

Females

6308

F18-39

6308

25.2M→Finish

25.2 - 26.2 mi

Top 64%
×2stories
+22ft-21ft

Overall

17038

Females

6390

F18-39

6390

Passing Analysis

Category:
Athletes Passed
501
Passed By
5372
Net Change
-4873
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#8827
5K → 10K135481-346#8827#9173
10K → 15K47529-482#9173#9655
15K → 20K161027-1013#9655#10668
20K → Half3143-140#10668#10808
Half → 25K46454-408#10808#11216
25K → 30K271034-1007#11216#12223
30K → 20M39305-266#12223#12489
20M → 21M38264-226#12489#12715
21M → 35K28113-85#12715#12800
35K → 23M17378-361#12800#13161
23M → 24M24233-209#13161#13370
24M → 40K36135-99#13370#13469
40K → 25.2M1185-74#13469#13543
25.2M → Finish34191-157#13543#13700
TOTALS5015372-4873
📊

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