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BOSTON MARATHON 2023

Cory Maxfield

Bib: 24341•F

UT

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

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
28:03
Rank: #20589
Start → 5K
28:03 | 9:02/mi
10K· 6.21 mi
57:28
Rank: #21564 (-975)
5K → 10K
29:25 | 9:28/mi
15K· 9.32 mi
1:27:27
Rank: #21935 (-371)
10K → 15K
29:59 | 9:39/mi
20K· 12.43 mi
1:57:55
Rank: #22069 (-134)
15K → 20K
30:28 | 9:48/mi
Half· 13.11 mi
2:04:30
Rank: #22096 (-27)
20K → Half
6:35 | 9:39/mi
25K· 15.53 mi
2:28:21
Rank: #22031 (+65)
Half → 25K
23:51 | 9:50/mi
30K· 18.64 mi
3:00:03
Rank: #21947 (+84)
25K → 30K
31:42 | 10:12/mi
20M
3:14:02
Rank: #21883 (+64)
30K → 20M
13:59 | 10:17/mi
21M
3:25:02
Rank: #21833 (+50)
20M → 21M
11:00 | 11:00/mi
35K· 21.75 mi
3:32:27
Rank: #21811 (+22)
21M → 35K
7:25 | 9:55/mi
23M
3:45:28
Rank: #21750 (+61)
35K → 23M
13:01 | 10:24/mi
24M
3:55:32
Rank: #21725 (+25)
23M → 24M
10:04 | 10:04/mi
40K· 24.85 mi
4:04:25
Rank: #21699 (+26)
24M → 40K
8:53 | 10:23/mi
25.2M
4:08:13
Rank: #21683 (+16)
40K → 25.2M
3:48 | 11:01/mi
Finish· 26.22 mi
4:18:29
Rank: #21684 (-1)
25.2M → Finish
10:16 | 10:04/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time2:04:30
Pace9:30 /mi
2nd Half
Distance13.11 mi
Time2:13:59
Pace10:13 /mi
📊Positive Split: 7.6% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:43:1128:039:0228:03
9:02
-
10K
6.21 mi12:12:3657:289:1529:25
9:28
+0:26
15K
9.32 mi12:42:351:27:279:2329:59
9:39
+0:11
20K
12.43 mi13:13:031:57:559:2930:28
9:48
+0:09
Half
13.11 mi13:19:382:04:309:306:35
9:39
-0:09
25K
15.53 mi13:43:292:28:219:3323:51
9:50
+0:11
30K
18.64 mi14:15:113:00:039:4031:42
10:12
+0:22
20M
20.00 mi14:29:103:14:029:4213:59
10:17
+0:05
21M
21.00 mi14:40:103:25:029:4611:00
11:00
+0:43
35K
21.75 mi14:47:353:32:279:467:25
9:55
-1:05
23M
23.00 mi15:00:363:45:289:4813:01
10:24
+0:29
24M
24.00 mi15:10:403:55:329:4910:04
10:04
-0:20
40K
24.85 mi15:19:334:04:259:508:53
10:23
+0:19
25.2M
25.20 mi15:23:214:08:139:513:48
11:01
+0:38
Finish
26.22 mi15:33:374:18:299:5210:16
10:04
-0:57

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

9:02 /mi

Average Pace

9:52 /mi

Slowest Pace

11:01 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:04:30

48% of race

Time at Steady Pace

1:37:17

38% of race

Time at Slower Pace

36:42

14% of race

Average Pace: 9:51 /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 mi11:43:1128:039:0228:03
9:02
#20589
10K
6.21 mi12:12:3657:289:1529:25
9:28
#21564
15K
9.32 mi12:42:351:27:279:2329:59
9:39
#21935
20K
12.43 mi13:13:031:57:559:2930:28
9:48
#22069
Half
13.11 mi13:19:382:04:309:306:35
9:39
#22096
25K
15.53 mi13:43:292:28:219:3323:51
9:50
#22031
30K
18.64 mi14:15:113:00:039:4031:42
10:12
#21947
20M
20.00 mi14:29:103:14:029:4213:59
10:17
#21883
21M
21.00 mi14:40:103:25:029:4611:00
11:00
#21833
35K
21.75 mi14:47:353:32:279:467:25
9:55
#21811
23M
23.00 mi15:00:363:45:289:4813:01
10:24
#21750
24M
24.00 mi15:10:403:55:329:4910:04
10:04
#21725
40K
24.85 mi15:19:334:04:259:508:53
10:23
#21699
25.2M
25.20 mi15:23:214:08:139:513:48
11:01
#21683
Finish
26.22 mi15:33:374:18:299:5210:16
10:04
#21684
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF60-64Seg. OverallSeg. FemalesSeg. F60-64
5K3.11 mi3.11 mi205898165816522673(Top 85%)9173(Top 80%)9173(Top 1741%)
10K6.21 mi3.10 mi21564-9758612-4478612-44722429(Top 84%)9046(Top 79%)9046(Top 1717%)
15K9.32 mi3.11 mi21935-3718803-1918803-19122673(Top 85%)9173(Top 80%)9173(Top 1741%)
20K12.43 mi3.11 mi22069-1348871-688871-6822423(Top 84%)9035(Top 79%)9035(Top 1714%)
Half13.11 mi0.68 mi22096-278884-138884-1322525(Top 85%)9088(Top 80%)9088(Top 1724%)
25K15.53 mi2.42 mi22031+658843+418843+4121835(Top 82%)8744(Top 77%)8744(Top 1659%)
30K18.64 mi3.11 mi21947+848806+378806+3721537(Top 81%)8648(Top 76%)8648(Top 1641%)
20M20.00 mi1.36 mi21883+648778+288778+2821256(Top 80%)8556(Top 75%)8556(Top 1624%)
21M21.00 mi1.00 mi21833+508759+198759+1920843(Top 78%)8379(Top 73%)8379(Top 1590%)
35K21.75 mi0.75 mi21811+228760-18760-121067(Top 79%)8529(Top 75%)8529(Top 1618%)
23M23.00 mi1.25 mi21750+618742+188742+1821068(Top 79%)8563(Top 75%)8563(Top 1625%)
24M24.00 mi1.00 mi21725+258737+58737+520991(Top 79%)8542(Top 75%)8542(Top 1621%)
40K24.85 mi0.85 mi21699+268736+18736+120965(Top 79%)8582(Top 75%)8582(Top 1628%)
25.2M25.20 mi0.35 mi21683+168733+38733+320549(Top 77%)8351(Top 73%)8351(Top 1585%)
Finish26.22 mi1.02 mi21684-18737-48737-421975(Top 83%)9104(Top 80%)9104(Top 1728%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 85%
×21stories
+97ft-345ft

Overall

22673

Females

9173

F60-64

9173

5K→10K

3.1 - 6.2 mi

Top 84%
×5stories
+79ft-138ft

Overall

22429

Females

9046

F60-64

9046

10K→15K

6.2 - 9.3 mi

Top 85%
×3stories
+67ft-78ft

Overall

22673

Females

9173

F60-64

9173

15K→20K

9.3 - 12.4 mi

Top 84%
×5stories
+106ft-86ft

Overall

22423

Females

9035

F60-64

9035

20K→Half

12.4 - 13.1 mi

Top 85%
×2stories
+19ft-37ft

Overall

22525

Females

9088

F60-64

9088

Half→25K

13.1 - 15.5 mi

Top 82%
×4stories
+66ft-88ft

Overall

21835

Females

8744

F60-64

8744

25K→30K

15.5 - 18.6 mi

Top 81%
×9stories
+181ft-148ft

Overall

21537

Females

8648

F60-64

8648

30K→20M

18.6 - 20.0 mi

Top 80%
×5stories
+64ft-50ft

Overall

21256

Females

8556

F60-64

8556

20M→21M

20.0 - 21.0 mi

Top 78%
×8stories
+106ft-24ft

Overall

20843

Females

8379

F60-64

8379

21M→35K

21.0 - 21.8 mi

Top 79%
×7stories
+17ft-86ft

Overall

21067

Females

8529

F60-64

8529

35K→23M

21.8 - 23.0 mi

Top 79%
×5stories
+23ft-63ft

Overall

21068

Females

8563

F60-64

8563

23M→24M

23.0 - 24.0 mi

Top 79%
×6stories
+12ft-82ft

Overall

20991

Females

8542

F60-64

8542

24M→40K

24.0 - 24.9 mi

Top 79%
×1story
+6ft-20ft

Overall

20965

Females

8582

F60-64

8582

40K→25.2M

24.9 - 25.2 mi

Top 77%
×1story
+13ft-16ft

Overall

20549

Females

8351

F60-64

8351

25.2M→Finish

25.2 - 26.2 mi

Top 83%
×2stories
+22ft-21ft

Overall

21975

Females

9104

F60-64

9104

Passing Analysis

Category:
Athletes Passed
977
Passed By
2072
Net Change
-1095
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#20589
5K → 10K441019-975#20589#21564
10K → 15K56427-371#21564#21935
15K → 20K87221-134#21935#22069
20K → Half1441-27#22069#22096
Half → 25K12762+65#22096#22031
25K → 30K184100+84#22031#21947
30K → 20M10036+64#21947#21883
20M → 21M8030+50#21883#21833
21M → 35K4018+22#21833#21811
35K → 23M9433+61#21811#21750
23M → 24M5126+25#21750#21725
24M → 40K4721+26#21725#21699
40K → 25.2M237+16#21699#21683
25.2M → Finish3031-1#21683#21684
TOTALS9772072-1095
📊

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