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BOSTON MARATHON 2023

Sarah Watling

Bib: 16762•F

MI

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
26:19
Rank: #17366
Start → 5K
26:19 | 8:28/mi
10K· 6.21 mi
52:19
Rank: #17342 (+24)
5K → 10K
26:00 | 8:22/mi
15K· 9.32 mi
1:17:40
Rank: #16743 (+599)
10K → 15K
25:21 | 8:10/mi
20K· 12.43 mi
1:43:10
Rank: #16295 (+448)
15K → 20K
25:30 | 8:12/mi
Half· 13.11 mi
1:48:43
Rank: #16236 (+59)
20K → Half
5:33 | 8:08/mi
25K· 15.53 mi
2:08:35
Rank: #15877 (+359)
Half → 25K
19:52 | 8:12/mi
30K· 18.64 mi
2:34:51
Rank: #15532 (+345)
25K → 30K
26:16 | 8:27/mi
20M
2:46:47
Rank: #15493 (+39)
30K → 20M
11:56 | 8:47/mi
21M
2:55:57
Rank: #15386 (+107)
20M → 21M
9:10 | 9:10/mi
35K· 21.75 mi
3:02:24
Rank: #15400 (-14)
21M → 35K
6:27 | 8:37/mi
23M
3:13:29
Rank: #15379 (+21)
35K → 23M
11:05 | 8:51/mi
24M
3:22:28
Rank: #15465 (-86)
23M → 24M
8:59 | 8:59/mi
40K· 24.85 mi
3:29:57
Rank: #15447 (+18)
24M → 40K
7:29 | 8:45/mi
25.2M
3:33:19
Rank: #15450 (-3)
40K → 25.2M
3:22 | 9:46/mi
Finish· 26.22 mi
3:41:55
Rank: #15432 (+18)
25.2M → Finish
8:36 | 8:26/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:48:43
Pace8:18 /mi
2nd Half
Distance13.11 mi
Time1:53:12
Pace8:38 /mi
📊Positive Split: 4.1% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:21:0126:198:2826:19
8:28
-
10K
6.21 mi11:47:0152:198:2526:00
8:22
-0:06
15K
9.32 mi12:12:221:17:408:2025:21
8:10
-0:12
20K
12.43 mi12:37:521:43:108:1825:30
8:12
+0:02
Half
13.11 mi12:43:251:48:438:185:33
8:08
-0:04
25K
15.53 mi13:03:172:08:358:1719:52
8:12
+0:04
30K
18.64 mi13:29:332:34:518:1826:16
8:27
+0:15
20M
20.00 mi13:41:292:46:478:2011:56
8:47
+0:20
21M
21.00 mi13:50:392:55:578:239:10
9:10
+0:23
35K
21.75 mi13:57:063:02:248:236:27
8:37
-0:33
23M
23.00 mi14:08:113:13:298:2511:05
8:51
+0:14
24M
24.00 mi14:17:103:22:288:268:59
8:59
+0:08
40K
24.85 mi14:24:393:29:578:277:29
8:45
-0:14
25.2M
25.20 mi14:28:013:33:198:283:22
9:46
+1:01
Finish
26.22 mi14:36:373:41:558:288:36
8:26
-1:20

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

8:08 /mi

Average Pace

8:28 /mi

Slowest Pace

9:46 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

1:16:16

34% of race

Time at Steady Pace

1:33:38

42% of race

Time at Slower Pace

52:01

23% 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 mi11:21:0126:198:2826:19
8:28
#17366
10K
6.21 mi11:47:0152:198:2526:00
8:22
#17342
15K
9.32 mi12:12:221:17:408:2025:21
8:10
#16743
20K
12.43 mi12:37:521:43:108:1825:30
8:12
#16295
Half
13.11 mi12:43:251:48:438:185:33
8:08
#16236
25K
15.53 mi13:03:172:08:358:1719:52
8:12
#15877
30K
18.64 mi13:29:332:34:518:1826:16
8:27
#15532
20M
20.00 mi13:41:292:46:478:2011:56
8:47
#15493
21M
21.00 mi13:50:392:55:578:239:10
9:10
#15386
35K
21.75 mi13:57:063:02:248:236:27
8:37
#15400
23M
23.00 mi14:08:113:13:298:2511:05
8:51
#15379
24M
24.00 mi14:17:103:22:288:268:59
8:59
#15465
40K
24.85 mi14:24:393:29:578:277:29
8:45
#15447
25.2M
25.20 mi14:28:013:33:198:283:22
9:46
#15450
Finish
26.22 mi14:36:373:41:558:288:36
8:26
#15432
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF18-39Seg. OverallSeg. FemalesSeg. F18-39
5K3.11 mi3.11 mi173666171617115592(Top 59%)5041(Top 44%)5041(Top 103%)
10K6.21 mi3.10 mi17342+246133+386133+3817367(Top 65%)6100(Top 53%)6100(Top 125%)
15K9.32 mi3.11 mi16743+5995759+3745759+37415592(Top 59%)5041(Top 44%)5041(Top 103%)
20K12.43 mi3.11 mi16295+4485483+2765483+27615026(Top 56%)4735(Top 41%)4735(Top 97%)
Half13.11 mi0.68 mi16236+595449+345449+3415392(Top 58%)4926(Top 43%)4926(Top 101%)
25K15.53 mi2.42 mi15877+3595258+1915258+19114207(Top 53%)4347(Top 38%)4347(Top 89%)
30K18.64 mi3.11 mi15532+3455089+1695089+16914030(Top 53%)4351(Top 38%)4351(Top 89%)
20M20.00 mi1.36 mi15493+395086+35086+315329(Top 58%)5178(Top 45%)5178(Top 106%)
21M21.00 mi1.00 mi15386+1075048+385048+3814336(Top 54%)4684(Top 41%)4684(Top 96%)
35K21.75 mi0.75 mi15400-145070-225070-2215993(Top 60%)5683(Top 50%)5683(Top 116%)
23M23.00 mi1.25 mi15379+215081-115081-1115302(Top 57%)5342(Top 47%)5342(Top 109%)
24M24.00 mi1.00 mi15465-865155-745155-7417162(Top 64%)6441(Top 56%)6441(Top 132%)
40K24.85 mi0.85 mi15447+185161-65161-614848(Top 56%)5210(Top 46%)5210(Top 107%)
25.2M25.20 mi0.35 mi15450-35164-35164-316402(Top 62%)6096(Top 53%)6096(Top 125%)
Finish26.22 mi1.02 mi15432+185169-55169-515036(Top 56%)5271(Top 46%)5271(Top 108%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 59%
×21stories
+97ft-345ft

Overall

15592

Females

5041

F18-39

5041

5K→10K

3.1 - 6.2 mi

Top 65%
×5stories
+79ft-138ft

Overall

17367

Females

6100

F18-39

6100

10K→15K

6.2 - 9.3 mi

Top 59%
×3stories
+67ft-78ft

Overall

15592

Females

5041

F18-39

5041

15K→20K

9.3 - 12.4 mi

Top 56%
×5stories
+106ft-86ft

Overall

15026

Females

4735

F18-39

4735

20K→Half

12.4 - 13.1 mi

Top 58%
×2stories
+19ft-37ft

Overall

15392

Females

4926

F18-39

4926

Half→25K

13.1 - 15.5 mi

Top 53%
×4stories
+66ft-88ft

Overall

14207

Females

4347

F18-39

4347

25K→30K

15.5 - 18.6 mi

Top 53%
×9stories
+181ft-148ft

Overall

14030

Females

4351

F18-39

4351

30K→20M

18.6 - 20.0 mi

Top 58%
×5stories
+64ft-50ft

Overall

15329

Females

5178

F18-39

5178

20M→21M

20.0 - 21.0 mi

Top 54%
×8stories
+106ft-24ft

Overall

14336

Females

4684

F18-39

4684

21M→35K

21.0 - 21.8 mi

Top 60%
×7stories
+17ft-86ft

Overall

15993

Females

5683

F18-39

5683

35K→23M

21.8 - 23.0 mi

Top 57%
×5stories
+23ft-63ft

Overall

15302

Females

5342

F18-39

5342

23M→24M

23.0 - 24.0 mi

Top 64%
×6stories
+12ft-82ft

Overall

17162

Females

6441

F18-39

6441

24M→40K

24.0 - 24.9 mi

Top 56%
×1story
+6ft-20ft

Overall

14848

Females

5210

F18-39

5210

40K→25.2M

24.9 - 25.2 mi

Top 62%
×1story
+13ft-16ft

Overall

16402

Females

6096

F18-39

6096

25.2M→Finish

25.2 - 26.2 mi

Top 56%
×2stories
+22ft-21ft

Overall

15036

Females

5271

F18-39

5271

Passing Analysis

Category:
Athletes Passed
2859
Passed By
925
Net Change
+1934
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#17366
5K → 10K323299+24#17366#17342
10K → 15K63334+599#17342#16743
15K → 20K46719+448#16743#16295
20K → Half7112+59#16295#16236
Half → 25K37314+359#16236#15877
25K → 30K38641+345#15877#15532
30K → 20M10061+39#15532#15493
20M → 21M14336+107#15493#15386
21M → 35K4660-14#15386#15400
35K → 23M9473+21#15400#15379
23M → 24M42128-86#15379#15465
24M → 40K6850+18#15465#15447
40K → 25.2M3336-3#15447#15450
25.2M → Finish8062+18#15450#15432
TOTALS2859925+1934
📊

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