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BOSTON MARATHON 2023

Gayle Vanderford

Bib: 24388•F

OR

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
26:58
Rank: #18767
Start → 5K
8:41/mi
26:58 split
10K· 6.21 mi
55:12
Rank: #20119 (-1352)
5K → 10K
9:05/mi
28:14 split
15K· 9.32 mi
1:25:42
Rank: #21352 (-1233)
10K → 15K
9:49/mi
30:30 split
20K· 12.43 mi
1:56:54
Rank: #21829 (-477)
15K → 20K
10:03/mi
31:12 split
Half· 13.11 mi
2:03:33
Rank: #21869 (-40)
20K → Half
9:45/mi
6:39 split
25K· 15.53 mi
2:29:03
Rank: #22181 (-312)
Half → 25K
10:31/mi
25:30 split
30K· 18.64 mi
3:04:17
Rank: #22534 (-353)
25K → 30K
11:20/mi
35:14 split
20M
3:20:16
Rank: #22671 (-137)
30K → 20M
11:46/mi
15:59 split
21M
3:33:15
Rank: #22770 (-99)
20M → 21M
12:59/mi
12:59 split
35K· 21.75 mi
3:41:33
Rank: #22817 (-47)
21M → 35K
11:06/mi
8:18 split
23M
3:56:07
Rank: #22851 (-34)
35K → 23M
11:38/mi
14:34 split
24M
4:07:14
Rank: #22852 (-1)
23M → 24M
11:07/mi
11:07 split
40K· 24.85 mi
4:17:28
Rank: #22908 (-56)
24M → 40K
11:58/mi
10:14 split
25.2M
4:21:58
Rank: #22922 (-14)
40K → 25.2M
13:03/mi
4:30 split
Finish· 26.22 mi
4:33:01
Rank: #22960 (-38)
25.2M → Finish
10:51/mi
11:03 split

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time2:03:33
Pace9:25 /mi
2nd Half
Distance13.11 mi
Time2:29:28
Pace11:24 /mi
📊Positive Split: 21.0% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:42:0526:588:4126:58
8:41
-
10K
6.21 mi12:10:1955:128:5328:14
9:05
+0:24
15K
9.32 mi12:40:491:25:429:1230:30
9:49
+0:44
20K
12.43 mi13:12:011:56:549:2431:12
10:03
+0:14
Half
13.11 mi13:18:402:03:339:256:39
9:45
-0:18
25K
15.53 mi13:44:102:29:039:3625:30
10:31
+0:46
30K
18.64 mi14:19:243:04:179:5335:14
11:20
+0:49
20M
20.00 mi14:35:233:20:1610:0115:59
11:46
+0:26
21M
21.00 mi14:48:223:33:1510:0912:59
12:59
+1:13
35K
21.75 mi14:56:403:41:3310:118:18
11:06
-1:53
23M
23.00 mi15:11:143:56:0710:1614:34
11:38
+0:32
24M
24.00 mi15:22:214:07:1410:1811:07
11:07
-0:31
40K
24.85 mi15:32:354:17:2810:2210:14
11:58
+0:51
25.2M
25.20 mi15:37:054:21:5810:244:30
13:03
+1:05
Finish
26.22 mi15:48:084:33:0110:2511:03
10:51
-2:12

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

8:41 /mi

Average Pace

10:25 /mi

Slowest Pace

13:03 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:03:33

45% of race

Time at Steady Pace

1:45:46

39% of race

Time at Slower Pace

43:42

16% of race

Average Pace: 10:25 /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 mi11:42:0526:588:4126:58
8:41
#18767
10K
6.21 mi12:10:1955:128:5328:14
9:05
#20119
15K
9.32 mi12:40:491:25:429:1230:30
9:49
#21352
20K
12.43 mi13:12:011:56:549:2431:12
10:03
#21829
Half
13.11 mi13:18:402:03:339:256:39
9:45
#21869
25K
15.53 mi13:44:102:29:039:3625:30
10:31
#22181
30K
18.64 mi14:19:243:04:179:5335:14
11:20
#22534
20M
20.00 mi14:35:233:20:1610:0115:59
11:46
#22671
21M
21.00 mi14:48:223:33:1510:0912:59
12:59
#22770
35K
21.75 mi14:56:403:41:3310:118:18
11:06
#22817
23M
23.00 mi15:11:143:56:0710:1614:34
11:38
#22851
24M
24.00 mi15:22:214:07:1410:1811:07
11:07
#22852
40K
24.85 mi15:32:354:17:2810:2210:14
11:58
#22908
25.2M
25.20 mi15:37:054:21:5810:244:30
13:03
#22922
Finish
26.22 mi15:48:084:33:0110:2511:03
10:51
#22960
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF60-64Seg. OverallSeg. FemalesSeg. F60-64
5K3.11 mi3.11 mi187677057705723094(Top 87%)9395(Top 82%)9395(Top 1783%)
10K6.21 mi3.10 mi20119-13527834-7777834-77721229(Top 80%)8405(Top 74%)8405(Top 1595%)
15K9.32 mi3.11 mi21352-12338476-6428476-64223094(Top 87%)9395(Top 82%)9395(Top 1783%)
20K12.43 mi3.11 mi21829-4778728-2528728-25223008(Top 86%)9354(Top 82%)9354(Top 1775%)
Half13.11 mi0.68 mi21869-408754-268754-2622778(Top 86%)9233(Top 81%)9233(Top 1752%)
25K15.53 mi2.42 mi22181-3128931-1778931-17723234(Top 87%)9512(Top 83%)9512(Top 1805%)
30K18.64 mi3.11 mi22534-3539148-2179148-21723635(Top 89%)9796(Top 86%)9796(Top 1859%)
20M20.00 mi1.36 mi22671-1379231-839231-8323902(Top 90%)10024(Top 88%)10024(Top 1902%)
21M21.00 mi1.00 mi22770-999288-579288-5724066(Top 90%)10127(Top 89%)10127(Top 1922%)
35K21.75 mi0.75 mi22817-479317-299317-2923469(Top 88%)9853(Top 86%)9853(Top 1870%)
23M23.00 mi1.25 mi22851-349351-349351-3423477(Top 88%)9841(Top 86%)9841(Top 1867%)
24M24.00 mi1.00 mi22852-19362-119362-1123270(Top 87%)9782(Top 86%)9782(Top 1856%)
40K24.85 mi0.85 mi22908-569397-359397-3523862(Top 90%)10111(Top 89%)10111(Top 1919%)
25.2M25.20 mi0.35 mi22922-149400-39400-324039(Top 90%)10204(Top 89%)10204(Top 1936%)
Finish26.22 mi1.02 mi22960-389430-309430-3023694(Top 89%)10005(Top 88%)10005(Top 1898%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 87%
×21stories
+97ft-345ft

Overall

23094

Females

9395

F60-64

9395

5K→10K

3.1 - 6.2 mi

Top 80%
×5stories
+79ft-138ft

Overall

21229

Females

8405

F60-64

8405

10K→15K

6.2 - 9.3 mi

Top 87%
×3stories
+67ft-78ft

Overall

23094

Females

9395

F60-64

9395

15K→20K

9.3 - 12.4 mi

Top 86%
×5stories
+106ft-86ft

Overall

23008

Females

9354

F60-64

9354

20K→Half

12.4 - 13.1 mi

Top 86%
×2stories
+19ft-37ft

Overall

22778

Females

9233

F60-64

9233

Half→25K

13.1 - 15.5 mi

Top 87%
×4stories
+66ft-88ft

Overall

23234

Females

9512

F60-64

9512

25K→30K

15.5 - 18.6 mi

Top 89%
×9stories
+181ft-148ft

Overall

23635

Females

9796

F60-64

9796

30K→20M

18.6 - 20.0 mi

Top 90%
×5stories
+64ft-50ft

Overall

23902

Females

10024

F60-64

10024

20M→21M

20.0 - 21.0 mi

Top 90%
×8stories
+106ft-24ft

Overall

24066

Females

10127

F60-64

10127

21M→35K

21.0 - 21.8 mi

Top 88%
×7stories
+17ft-86ft

Overall

23469

Females

9853

F60-64

9853

35K→23M

21.8 - 23.0 mi

Top 88%
×5stories
+23ft-63ft

Overall

23477

Females

9841

F60-64

9841

23M→24M

23.0 - 24.0 mi

Top 87%
×6stories
+12ft-82ft

Overall

23270

Females

9782

F60-64

9782

24M→40K

24.0 - 24.9 mi

Top 90%
×1story
+6ft-20ft

Overall

23862

Females

10111

F60-64

10111

40K→25.2M

24.9 - 25.2 mi

Top 90%
×1story
+13ft-16ft

Overall

24039

Females

10204

F60-64

10204

25.2M→Finish

25.2 - 26.2 mi

Top 89%
×2stories
+22ft-21ft

Overall

23694

Females

10005

F60-64

10005

Passing Analysis

Category:
Athletes Passed
343
Passed By
4536
Net Change
-4193
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#18767
5K → 10K401392-1352#18767#20119
10K → 15K101243-1233#20119#21352
15K → 20K24501-477#21352#21829
20K → Half1353-40#21829#21869
Half → 25K30342-312#21869#22181
25K → 30K44397-353#22181#22534
30K → 20M20157-137#22534#22671
20M → 21M20119-99#22671#22770
21M → 35K1562-47#22770#22817
35K → 23M4680-34#22817#22851
23M → 24M3233-1#22851#22852
24M → 40K2076-56#22852#22908
40K → 25.2M923-14#22908#22922
25.2M → Finish2058-38#22922#22960
TOTALS3434536-4193
📊

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