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BOSTON MARATHON 2023

Sarah Weisdack

Bib: 18704•F

CO

0:00
0:00
/ mi
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Overall
#0 / 26622
Gender (Female)
#0 / 11423
Top 45%
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
25:12
Rank: #14807
Start → 5K
25:12 | 8:07/mi
10K· 6.21 mi
50:05
Rank: #14834 (-27)
5K → 10K
24:53 | 8:01/mi
15K· 9.32 mi
1:15:03
Rank: #14768 (+66)
10K → 15K
24:58 | 8:02/mi
20K· 12.43 mi
1:40:59
Rank: #15067 (-299)
15K → 20K
25:56 | 8:21/mi
Half· 13.11 mi
1:46:31
Rank: #15053 (+14)
20K → Half
5:32 | 8:07/mi
25K· 15.53 mi
2:07:11
Rank: #15268 (-215)
Half → 25K
20:40 | 8:31/mi
30K· 18.64 mi
2:34:45
Rank: #15494 (-226)
25K → 30K
27:34 | 8:52/mi
20M
2:46:57
Rank: #15543 (-49)
30K → 20M
12:12 | 8:59/mi
21M
2:56:18
Rank: #15501 (+42)
20M → 21M
9:21 | 9:21/mi
35K· 21.75 mi
3:02:37
Rank: #15478 (+23)
21M → 35K
6:19 | 8:27/mi
23M
3:13:51
Rank: #15487 (-9)
35K → 23M
11:14 | 8:58/mi
24M
3:22:32
Rank: #15486 (+1)
23M → 24M
8:41 | 8:41/mi
40K· 24.85 mi
3:30:16
Rank: #15511 (-25)
24M → 40K
7:44 | 9:03/mi
25.2M
3:33:30
Rank: #15502 (+9)
40K → 25.2M
3:14 | 9:23/mi
Finish· 26.22 mi
3:42:02
Rank: #15456 (+46)
25.2M → Finish
8:32 | 8:22/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:46:31
Pace8:08 /mi
2nd Half
Distance13.11 mi
Time1:55:31
Pace8:49 /mi
📊Positive Split: 8.4% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:16:2025:128:0725:12
8:07
-
10K
6.21 mi11:41:1350:058:0424:53
8:01
-0:06
15K
9.32 mi12:06:111:15:038:0324:58
8:02
+0:01
20K
12.43 mi12:32:071:40:598:0825:56
8:21
+0:19
Half
13.11 mi12:37:391:46:318:085:32
8:07
-0:14
25K
15.53 mi12:58:192:07:118:1120:40
8:31
+0:24
30K
18.64 mi13:25:532:34:458:1827:34
8:52
+0:21
20M
20.00 mi13:38:052:46:578:2112:12
8:59
+0:07
21M
21.00 mi13:47:262:56:188:249:21
9:21
+0:22
35K
21.75 mi13:53:453:02:378:246:19
8:27
-0:54
23M
23.00 mi14:04:593:13:518:2611:14
8:58
+0:31
24M
24.00 mi14:13:403:22:328:268:41
8:41
-0:17
40K
24.85 mi14:21:243:30:168:287:44
9:03
+0:22
25.2M
25.20 mi14:24:383:33:308:283:14
9:23
+0:20
Finish
26.22 mi14:33:103:42:028:288:32
8:22
-1:01

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

8:01 /mi

Average Pace

8:28 /mi

Slowest Pace

9:23 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:30:43

68% of race

Time at Steady Pace

1:11:19

32% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 8:28 /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 mi11:16:2025:128:0725:12
8:07
#14807
10K
6.21 mi11:41:1350:058:0424:53
8:01
#14834
15K
9.32 mi12:06:111:15:038:0324:58
8:02
#14768
20K
12.43 mi12:32:071:40:598:0825:56
8:21
#15067
Half
13.11 mi12:37:391:46:318:085:32
8:07
#15053
25K
15.53 mi12:58:192:07:118:1120:40
8:31
#15268
30K
18.64 mi13:25:532:34:458:1827:34
8:52
#15494
20M
20.00 mi13:38:052:46:578:2112:12
8:59
#15543
21M
21.00 mi13:47:262:56:188:249:21
9:21
#15501
35K
21.75 mi13:53:453:02:378:246:19
8:27
#15478
23M
23.00 mi14:04:593:13:518:2611:14
8:58
#15487
24M
24.00 mi14:13:403:22:328:268:41
8:41
#15486
40K
24.85 mi14:21:243:30:168:287:44
9:03
#15511
25.2M
25.20 mi14:24:383:33:308:283:14
9:23
#15502
Finish
26.22 mi14:33:103:42:028:288:32
8:22
#15456
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF18-39Seg. OverallSeg. FemalesSeg. F18-39
5K3.11 mi3.11 mi148074521452114707(Top 55%)4512(Top 39%)4512(Top 92%)
10K6.21 mi3.10 mi14834-274548-274548-2714884(Top 56%)4601(Top 40%)4601(Top 94%)
15K9.32 mi3.11 mi14768+664519+294519+2914707(Top 55%)4512(Top 39%)4512(Top 92%)
20K12.43 mi3.11 mi15067-2994725-2064725-20615934(Top 60%)5309(Top 46%)5309(Top 109%)
Half13.11 mi0.68 mi15053+144721+44721+415264(Top 57%)4849(Top 42%)4849(Top 99%)
25K15.53 mi2.42 mi15268-2154879-1584879-15816355(Top 61%)5643(Top 49%)5643(Top 116%)
30K18.64 mi3.11 mi15494-2265070-1915070-19116502(Top 62%)5788(Top 51%)5788(Top 119%)
20M20.00 mi1.36 mi15543-495117-475117-4716421(Top 62%)5816(Top 51%)5816(Top 119%)
21M21.00 mi1.00 mi15501+425115+25115+215275(Top 57%)5212(Top 46%)5212(Top 107%)
35K21.75 mi0.75 mi15478+235117-25117-215007(Top 56%)5112(Top 45%)5112(Top 105%)
23M23.00 mi1.25 mi15487-95154-375154-3715927(Top 60%)5697(Top 50%)5697(Top 117%)
24M24.00 mi1.00 mi15486+15165-115165-1115587(Top 59%)5577(Top 49%)5577(Top 114%)
40K24.85 mi0.85 mi15511-255198-335198-3316402(Top 62%)6075(Top 53%)6075(Top 124%)
25.2M25.20 mi0.35 mi15502+95193+55193+514625(Top 55%)5091(Top 45%)5091(Top 104%)
Finish26.22 mi1.02 mi15456+465181+125181+1214589(Top 55%)5040(Top 44%)5040(Top 103%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 55%
×21stories
+97ft-345ft

Overall

14707

Females

4512

F18-39

4512

5K→10K

3.1 - 6.2 mi

Top 56%
×5stories
+79ft-138ft

Overall

14884

Females

4601

F18-39

4601

10K→15K

6.2 - 9.3 mi

Top 55%
×3stories
+67ft-78ft

Overall

14707

Females

4512

F18-39

4512

15K→20K

9.3 - 12.4 mi

Top 60%
×5stories
+106ft-86ft

Overall

15934

Females

5309

F18-39

5309

20K→Half

12.4 - 13.1 mi

Top 57%
×2stories
+19ft-37ft

Overall

15264

Females

4849

F18-39

4849

Half→25K

13.1 - 15.5 mi

Top 61%
×4stories
+66ft-88ft

Overall

16355

Females

5643

F18-39

5643

25K→30K

15.5 - 18.6 mi

Top 62%
×9stories
+181ft-148ft

Overall

16502

Females

5788

F18-39

5788

30K→20M

18.6 - 20.0 mi

Top 62%
×5stories
+64ft-50ft

Overall

16421

Females

5816

F18-39

5816

20M→21M

20.0 - 21.0 mi

Top 57%
×8stories
+106ft-24ft

Overall

15275

Females

5212

F18-39

5212

21M→35K

21.0 - 21.8 mi

Top 56%
×7stories
+17ft-86ft

Overall

15007

Females

5112

F18-39

5112

35K→23M

21.8 - 23.0 mi

Top 60%
×5stories
+23ft-63ft

Overall

15927

Females

5697

F18-39

5697

23M→24M

23.0 - 24.0 mi

Top 59%
×6stories
+12ft-82ft

Overall

15587

Females

5577

F18-39

5577

24M→40K

24.0 - 24.9 mi

Top 62%
×1story
+6ft-20ft

Overall

16402

Females

6075

F18-39

6075

40K→25.2M

24.9 - 25.2 mi

Top 55%
×1story
+13ft-16ft

Overall

14625

Females

5091

F18-39

5091

25.2M→Finish

25.2 - 26.2 mi

Top 55%
×2stories
+22ft-21ft

Overall

14589

Females

5040

F18-39

5040

Passing Analysis

Category:
Athletes Passed
1394
Passed By
2043
Net Change
-649
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#14807
5K → 10K279306-27#14807#14834
10K → 15K217151+66#14834#14768
15K → 20K106405-299#14768#15067
20K → Half4026+14#15067#15053
Half → 25K75290-215#15053#15268
25K → 30K113339-226#15268#15494
30K → 20M70119-49#15494#15543
20M → 21M10866+42#15543#15501
21M → 35K5835+23#15501#15478
35K → 23M8796-9#15478#15487
23M → 24M6362+1#15487#15486
24M → 40K4671-25#15486#15511
40K → 25.2M3526+9#15511#15502
25.2M → Finish9751+46#15502#15456
TOTALS13942043-649
📊

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