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BOSTON MARATHON 2023

Sarah Mccullough

Bib: 15748•F

ND

0:00
0:00
/ mi
Masters
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Overall
#0 / 26622
Gender (Female)
#0 / 11423
Masters (Masters Women)
#0 / 6539
Top 44%
Division (F60-64)
#0 / 527
Top 13%
Race Day Weather
49°/39°F
light intensity drizzle

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
25:10
Rank: #14735
Start → 5K
25:10 | 8:06/mi
10K· 6.21 mi
51:16
Rank: #16184 (-1449)
5K → 10K
26:06 | 8:24/mi
15K· 9.32 mi
1:17:52
Rank: #16884 (-700)
10K → 15K
26:36 | 8:34/mi
20K· 12.43 mi
1:44:56
Rank: #17218 (-334)
15K → 20K
27:04 | 8:43/mi
Half· 13.11 mi
1:50:49
Rank: #17277 (-59)
20K → Half
5:53 | 8:37/mi
25K· 15.53 mi
2:11:58
Rank: #17294 (-17)
Half → 25K
21:09 | 8:43/mi
30K· 18.64 mi
2:39:38
Rank: #17139 (+155)
25K → 30K
27:40 | 8:54/mi
20M
2:51:42
Rank: #17040 (+99)
30K → 20M
12:04 | 8:53/mi
21M
3:01:20
Rank: #16992 (+48)
20M → 21M
9:38 | 9:38/mi
35K· 21.75 mi
3:07:49
Rank: #16972 (+20)
21M → 35K
6:29 | 8:40/mi
23M
3:19:13
Rank: #16948 (+24)
35K → 23M
11:24 | 9:06/mi
24M
3:28:15
Rank: #16961 (-13)
23M → 24M
9:02 | 9:02/mi
40K· 24.85 mi
3:36:05
Rank: #16960 (+1)
24M → 40K
7:50 | 9:10/mi
25.2M
3:39:32
Rank: #16971 (-11)
40K → 25.2M
3:27 | 10:00/mi
Finish· 26.22 mi
3:48:35
Rank: #17000 (-29)
25.2M → Finish
9:03 | 8:53/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:50:49
Pace8:27 /mi
2nd Half
Distance13.11 mi
Time1:57:46
Pace8:59 /mi
📊Positive Split: 6.3% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:55:0225:108:0625:10
8:06
-
10K
6.21 mi11:21:0851:168:1526:06
8:24
+0:18
15K
9.32 mi11:47:441:17:528:2126:36
8:34
+0:10
20K
12.43 mi12:14:481:44:568:2727:04
8:43
+0:09
Half
13.11 mi12:20:411:50:498:275:53
8:37
-0:06
25K
15.53 mi12:41:502:11:588:3021:09
8:43
+0:06
30K
18.64 mi13:09:302:39:388:3427:40
8:54
+0:11
20M
20.00 mi13:21:342:51:428:3512:04
8:53
-0:01
21M
21.00 mi13:31:123:01:208:389:38
9:38
+0:45
35K
21.75 mi13:37:413:07:498:386:29
8:40
-0:58
23M
23.00 mi13:49:053:19:138:4011:24
9:06
+0:26
24M
24.00 mi13:58:073:28:158:419:02
9:02
-0:04
40K
24.85 mi14:05:573:36:058:427:50
9:10
+0:08
25.2M
25.20 mi14:09:243:39:328:433:27
10:00
+0:50
Finish
26.22 mi14:18:273:48:358:439:03
8:53
-1:07

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

8:06 /mi

Average Pace

8:43 /mi

Slowest Pace

10:00 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

1:23:45

37% of race

Time at Steady Pace

2:03:55

54% of race

Time at Slower Pace

20:55

9% of race

Average Pace: 8:43 /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 mi10:55:0225:108:0625:10
8:06
#14735
10K
6.21 mi11:21:0851:168:1526:06
8:24
#16184
15K
9.32 mi11:47:441:17:528:2126:36
8:34
#16884
20K
12.43 mi12:14:481:44:568:2727:04
8:43
#17218
Half
13.11 mi12:20:411:50:498:275:53
8:37
#17277
25K
15.53 mi12:41:502:11:588:3021:09
8:43
#17294
30K
18.64 mi13:09:302:39:388:3427:40
8:54
#17139
20M
20.00 mi13:21:342:51:428:3512:04
8:53
#17040
21M
21.00 mi13:31:123:01:208:389:38
9:38
#16992
35K
21.75 mi13:37:413:07:498:386:29
8:40
#16972
23M
23.00 mi13:49:053:19:138:4011:24
9:06
#16948
24M
24.00 mi13:58:073:28:158:419:02
9:02
#16961
40K
24.85 mi14:05:573:36:058:427:50
9:10
#16960
25.2M
25.20 mi14:09:243:39:328:433:27
10:00
#16971
Finish
26.22 mi14:18:273:48:358:439:03
8:53
#17000
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF60-64Seg. OverallSeg. FemalesSeg. F60-64
5K3.11 mi3.11 mi147354480448018216(Top 68%)6623(Top 58%)6623(Top 1257%)
10K6.21 mi3.10 mi16184-14495386-9065386-90617596(Top 66%)6240(Top 55%)6240(Top 1184%)
15K9.32 mi3.11 mi16884-7005846-4605846-46018216(Top 68%)6623(Top 58%)6623(Top 1257%)
20K12.43 mi3.11 mi17218-3346058-2126058-21218196(Top 68%)6615(Top 58%)6615(Top 1255%)
Half13.11 mi0.68 mi17277-596092-346092-3418478(Top 69%)6755(Top 59%)6755(Top 1282%)
25K15.53 mi2.42 mi17294-176113-216113-2117501(Top 66%)6282(Top 55%)6282(Top 1192%)
30K18.64 mi3.11 mi17139+1556043+706043+7016687(Top 63%)5883(Top 52%)5883(Top 1116%)
20M20.00 mi1.36 mi17040+995992+515992+5115927(Top 60%)5534(Top 48%)5534(Top 1050%)
21M21.00 mi1.00 mi16992+485986+65986+616600(Top 62%)5970(Top 52%)5970(Top 1133%)
35K21.75 mi0.75 mi16972+205974+125974+1216273(Top 61%)5858(Top 51%)5858(Top 1112%)
23M23.00 mi1.25 mi16948+245992-185992-1816580(Top 62%)6069(Top 53%)6069(Top 1152%)
24M24.00 mi1.00 mi16961-136021-296021-2917389(Top 65%)6568(Top 57%)6568(Top 1246%)
40K24.85 mi0.85 mi16960+16038-176038-1716943(Top 64%)6367(Top 56%)6367(Top 1208%)
25.2M25.20 mi0.35 mi16971-116057-196057-1917425(Top 65%)6658(Top 58%)6658(Top 1263%)
Finish26.22 mi1.02 mi17000-296081-246081-2417433(Top 65%)6607(Top 58%)6607(Top 1254%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 68%
×21stories
+97ft-345ft

Overall

18216

Females

6623

F60-64

6623

5K→10K

3.1 - 6.2 mi

Top 66%
×5stories
+79ft-138ft

Overall

17596

Females

6240

F60-64

6240

10K→15K

6.2 - 9.3 mi

Top 68%
×3stories
+67ft-78ft

Overall

18216

Females

6623

F60-64

6623

15K→20K

9.3 - 12.4 mi

Top 68%
×5stories
+106ft-86ft

Overall

18196

Females

6615

F60-64

6615

20K→Half

12.4 - 13.1 mi

Top 69%
×2stories
+19ft-37ft

Overall

18478

Females

6755

F60-64

6755

Half→25K

13.1 - 15.5 mi

Top 66%
×4stories
+66ft-88ft

Overall

17501

Females

6282

F60-64

6282

25K→30K

15.5 - 18.6 mi

Top 63%
×9stories
+181ft-148ft

Overall

16687

Females

5883

F60-64

5883

30K→20M

18.6 - 20.0 mi

Top 60%
×5stories
+64ft-50ft

Overall

15927

Females

5534

F60-64

5534

20M→21M

20.0 - 21.0 mi

Top 62%
×8stories
+106ft-24ft

Overall

16600

Females

5970

F60-64

5970

21M→35K

21.0 - 21.8 mi

Top 61%
×7stories
+17ft-86ft

Overall

16273

Females

5858

F60-64

5858

35K→23M

21.8 - 23.0 mi

Top 62%
×5stories
+23ft-63ft

Overall

16580

Females

6069

F60-64

6069

23M→24M

23.0 - 24.0 mi

Top 65%
×6stories
+12ft-82ft

Overall

17389

Females

6568

F60-64

6568

24M→40K

24.0 - 24.9 mi

Top 64%
×1story
+6ft-20ft

Overall

16943

Females

6367

F60-64

6367

40K→25.2M

24.9 - 25.2 mi

Top 65%
×1story
+13ft-16ft

Overall

17425

Females

6658

F60-64

6658

25.2M→Finish

25.2 - 26.2 mi

Top 65%
×2stories
+22ft-21ft

Overall

17433

Females

6607

F60-64

6607

Passing Analysis

Category:
Athletes Passed
1094
Passed By
3359
Net Change
-2265
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#14735
5K → 10K221471-1449#14735#16184
10K → 15K41741-700#16184#16884
15K → 20K80414-334#16884#17218
20K → Half1372-59#17218#17277
Half → 25K118135-17#17277#17294
25K → 30K24792+155#17294#17139
30K → 20M12728+99#17139#17040
20M → 21M11062+48#17040#16992
21M → 35K5030+20#16992#16972
35K → 23M9571+24#16972#16948
23M → 24M5467-13#16948#16961
24M → 40K6160+1#16961#16960
40K → 25.2M2536-11#16960#16971
25.2M → Finish5180-29#16971#17000
TOTALS10943359-2265
📊

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