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BOSTON MARATHON 2023

Mary Mchenry

Bib: 18288•F

NS

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 (F40-44)
#0 / 1878
Race Day Weather
49°/39°F
light intensity drizzle

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
25:51
Rank: #16308
Start → 5K
25:51 | 8:19/mi
10K· 6.21 mi
51:37
Rank: #16560 (-252)
5K → 10K
25:46 | 8:18/mi
15K· 9.32 mi
1:17:26
Rank: #16575 (-15)
10K → 15K
25:49 | 8:19/mi
20K· 12.43 mi
1:43:47
Rank: #16640 (-65)
15K → 20K
26:21 | 8:29/mi
Half· 13.11 mi
1:49:31
Rank: #16664 (-24)
20K → Half
5:44 | 8:24/mi
25K· 15.53 mi
2:10:34
Rank: #16770 (-106)
Half → 25K
21:03 | 8:41/mi
30K· 18.64 mi
2:38:43
Rank: #16854 (-84)
25K → 30K
28:09 | 9:04/mi
20M
2:51:03
Rank: #16857 (-3)
30K → 20M
12:20 | 9:05/mi
21M
3:00:45
Rank: #16846 (+11)
20M → 21M
9:42 | 9:42/mi
35K· 21.75 mi
3:07:27
Rank: #16877 (-31)
21M → 35K
6:42 | 8:57/mi
23M
3:19:16
Rank: #16955 (-78)
35K → 23M
11:49 | 9:26/mi
24M
3:28:21
Rank: #16991 (-36)
23M → 24M
9:05 | 9:05/mi
40K· 24.85 mi
3:36:14
Rank: #16994 (-3)
24M → 40K
7:53 | 9:13/mi
25.2M
3:39:41
Rank: #17008 (-14)
40K → 25.2M
3:27 | 10:00/mi
Finish· 26.22 mi
3:48:35
Rank: #17001 (+7)
25.2M → Finish
8:54 | 8:44/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:49:31
Pace8:21 /mi
2nd Half
Distance13.11 mi
Time1:59:04
Pace9:05 /mi
📊Positive Split: 8.7% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:17:0925:518:1925:51
8:19
-
10K
6.21 mi11:42:5551:378:1825:46
8:18
-0:01
15K
9.32 mi12:08:441:17:268:1825:49
8:19
+0:01
20K
12.43 mi12:35:051:43:478:2126:21
8:29
+0:10
Half
13.11 mi12:40:491:49:318:215:44
8:24
-0:05
25K
15.53 mi13:01:522:10:348:2421:03
8:41
+0:17
30K
18.64 mi13:30:012:38:438:3128:09
9:04
+0:23
20M
20.00 mi13:42:212:51:038:3312:20
9:05
+0:01
21M
21.00 mi13:52:033:00:458:369:42
9:42
+0:37
35K
21.75 mi13:58:453:07:278:376:42
8:57
-0:45
23M
23.00 mi14:10:343:19:168:4011:49
9:26
+0:29
24M
24.00 mi14:19:393:28:218:419:05
9:05
-0:21
40K
24.85 mi14:27:323:36:148:427:53
9:13
+0:08
25.2M
25.20 mi14:30:593:39:418:433:27
10:00
+0:47
Finish
26.22 mi14:39:533:48:358:438:54
8:44
-1:16

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

8:18 /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

2:10:34

57% of race

Time at Steady Pace

1:05:10

29% of race

Time at Slower Pace

32:51

14% 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 mi11:17:0925:518:1925:51
8:19
#16308
10K
6.21 mi11:42:5551:378:1825:46
8:18
#16560
15K
9.32 mi12:08:441:17:268:1825:49
8:19
#16575
20K
12.43 mi12:35:051:43:478:2126:21
8:29
#16640
Half
13.11 mi12:40:491:49:318:215:44
8:24
#16664
25K
15.53 mi13:01:522:10:348:2421:03
8:41
#16770
30K
18.64 mi13:30:012:38:438:3128:09
9:04
#16854
20M
20.00 mi13:42:212:51:038:3312:20
9:05
#16857
21M
21.00 mi13:52:033:00:458:369:42
9:42
#16846
35K
21.75 mi13:58:453:07:278:376:42
8:57
#16877
23M
23.00 mi14:10:343:19:168:4011:49
9:26
#16955
24M
24.00 mi14:19:393:28:218:419:05
9:05
#16991
40K
24.85 mi14:27:323:36:148:427:53
9:13
#16994
25.2M
25.20 mi14:30:593:39:418:433:27
10:00
#17008
Finish
26.22 mi14:39:533:48:358:438:54
8:44
#17001
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF40-44Seg. OverallSeg. FemalesSeg. F40-44
5K3.11 mi3.11 mi163085475547516612(Top 62%)5678(Top 50%)5678(Top 302%)
10K6.21 mi3.10 mi16560-2525618-1435618-14316899(Top 63%)5812(Top 51%)5812(Top 309%)
15K9.32 mi3.11 mi16575-155649-315649-3116612(Top 62%)5678(Top 50%)5678(Top 302%)
20K12.43 mi3.11 mi16640-655700-515700-5116750(Top 63%)5788(Top 51%)5788(Top 308%)
Half13.11 mi0.68 mi16664-245724-245724-2417197(Top 65%)6013(Top 53%)6013(Top 320%)
25K15.53 mi2.42 mi16770-1065813-895813-8917289(Top 65%)6162(Top 54%)6162(Top 328%)
30K18.64 mi3.11 mi16854-845872-595872-5917495(Top 66%)6353(Top 56%)6353(Top 338%)
20M20.00 mi1.36 mi16857-35890-185890-1816942(Top 64%)6122(Top 54%)6122(Top 326%)
21M21.00 mi1.00 mi16846+115892-25892-216864(Top 63%)6111(Top 53%)6111(Top 325%)
35K21.75 mi0.75 mi16877-315920-285920-2817736(Top 67%)6684(Top 59%)6684(Top 356%)
23M23.00 mi1.25 mi16955-785997-775997-7718078(Top 68%)6905(Top 60%)6905(Top 368%)
24M24.00 mi1.00 mi16991-366040-436040-4317609(Top 66%)6693(Top 59%)6693(Top 356%)
40K24.85 mi0.85 mi16994-36060-206060-2017196(Top 65%)6508(Top 57%)6508(Top 347%)
25.2M25.20 mi0.35 mi17008-146071-116071-1117426(Top 65%)6659(Top 58%)6659(Top 355%)
Finish26.22 mi1.02 mi17001+76082-116082-1116692(Top 63%)6205(Top 54%)6205(Top 330%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 62%
×21stories
+97ft-345ft

Overall

16612

Females

5678

F40-44

5678

5K→10K

3.1 - 6.2 mi

Top 63%
×5stories
+79ft-138ft

Overall

16899

Females

5812

F40-44

5812

10K→15K

6.2 - 9.3 mi

Top 62%
×3stories
+67ft-78ft

Overall

16612

Females

5678

F40-44

5678

15K→20K

9.3 - 12.4 mi

Top 63%
×5stories
+106ft-86ft

Overall

16750

Females

5788

F40-44

5788

20K→Half

12.4 - 13.1 mi

Top 65%
×2stories
+19ft-37ft

Overall

17197

Females

6013

F40-44

6013

Half→25K

13.1 - 15.5 mi

Top 65%
×4stories
+66ft-88ft

Overall

17289

Females

6162

F40-44

6162

25K→30K

15.5 - 18.6 mi

Top 66%
×9stories
+181ft-148ft

Overall

17495

Females

6353

F40-44

6353

30K→20M

18.6 - 20.0 mi

Top 64%
×5stories
+64ft-50ft

Overall

16942

Females

6122

F40-44

6122

20M→21M

20.0 - 21.0 mi

Top 63%
×8stories
+106ft-24ft

Overall

16864

Females

6111

F40-44

6111

21M→35K

21.0 - 21.8 mi

Top 67%
×7stories
+17ft-86ft

Overall

17736

Females

6684

F40-44

6684

35K→23M

21.8 - 23.0 mi

Top 68%
×5stories
+23ft-63ft

Overall

18078

Females

6905

F40-44

6905

23M→24M

23.0 - 24.0 mi

Top 66%
×6stories
+12ft-82ft

Overall

17609

Females

6693

F40-44

6693

24M→40K

24.0 - 24.9 mi

Top 65%
×1story
+6ft-20ft

Overall

17196

Females

6508

F40-44

6508

40K→25.2M

24.9 - 25.2 mi

Top 65%
×1story
+13ft-16ft

Overall

17426

Females

6659

F40-44

6659

25.2M→Finish

25.2 - 26.2 mi

Top 63%
×2stories
+22ft-21ft

Overall

16692

Females

6205

F40-44

6205

Passing Analysis

Category:
Athletes Passed
1244
Passed By
1937
Net Change
-693
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#16308
5K → 10K180432-252#16308#16560
10K → 15K193208-15#16560#16575
15K → 20K151216-65#16575#16640
20K → Half2145-24#16640#16664
Half → 25K97203-106#16664#16770
25K → 30K149233-84#16770#16854
30K → 20M8083-3#16854#16857
20M → 21M8271+11#16857#16846
21M → 35K3768-31#16846#16877
35K → 23M60138-78#16877#16955
23M → 24M4985-36#16955#16991
24M → 40K5760-3#16991#16994
40K → 25.2M2034-14#16994#17008
25.2M → Finish6861+7#17008#17001
TOTALS12441937-693
📊

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