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BOSTON MARATHON 2023

Rebecca Mcdaniel

Bib: 23966•F

CO

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
29:31
Rank: #22099
Start → 5K
29:31 | 9:30/mi
10K· 6.21 mi
59:59
Rank: #22767 (-668)
5K → 10K
30:28 | 9:48/mi
15K· 9.32 mi
1:31:02
Rank: #23063 (-296)
10K → 15K
31:03 | 10:00/mi
20K· 12.43 mi
2:02:44
Rank: #23137 (-74)
15K → 20K
31:42 | 10:12/mi
Half· 13.11 mi
2:09:46
Rank: #23183 (-46)
20K → Half
7:02 | 10:19/mi
25K· 15.53 mi
2:35:24
Rank: #23212 (-29)
Half → 25K
25:38 | 10:34/mi
30K· 18.64 mi
3:09:38
Rank: #23198 (+14)
25K → 30K
34:14 | 11:01/mi
20M
3:25:10
Rank: #23199 (-1)
30K → 20M
15:32 | 11:26/mi
21M
3:37:01
Rank: #23172 (+27)
20M → 21M
11:51 | 11:51/mi
35K· 21.75 mi
3:45:14
Rank: #23160 (+12)
21M → 35K
8:13 | 10:59/mi
23M
3:59:26
Rank: #23158 (+2)
35K → 23M
14:12 | 11:20/mi
24M
4:10:32
Rank: #23165 (-7)
23M → 24M
11:06 | 11:06/mi
40K· 24.85 mi
4:19:56
Rank: #23118 (+47)
24M → 40K
9:24 | 11:00/mi
25.2M
4:24:02
Rank: #23103 (+15)
40K → 25.2M
4:06 | 11:53/mi
Finish· 26.22 mi
4:34:50
Rank: #23101 (+2)
25.2M → Finish
10:48 | 10:36/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time2:09:46
Pace9:54 /mi
2nd Half
Distance13.11 mi
Time2:25:04
Pace11:04 /mi
📊Positive Split: 11.8% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:26:0329:319:3029:31
9:30
-
10K
6.21 mi11:56:3159:599:3930:28
9:48
+0:18
15K
9.32 mi12:27:341:31:029:4631:03
10:00
+0:12
20K
12.43 mi12:59:162:02:449:5331:42
10:12
+0:12
Half
13.11 mi13:06:182:09:469:547:02
10:19
+0:07
25K
15.53 mi13:31:562:35:2410:0025:38
10:34
+0:15
30K
18.64 mi14:06:103:09:3810:1034:14
11:01
+0:27
20M
20.00 mi14:21:423:25:1010:1515:32
11:26
+0:25
21M
21.00 mi14:33:333:37:0110:2011:51
11:51
+0:25
35K
21.75 mi14:41:463:45:1410:218:13
10:59
-0:52
23M
23.00 mi14:55:583:59:2610:2514:12
11:20
+0:21
24M
24.00 mi15:07:044:10:3210:2611:06
11:06
-0:14
40K
24.85 mi15:16:284:19:5610:279:24
11:00
-0:06
25.2M
25.20 mi15:20:344:24:0210:294:06
11:53
+0:53
Finish
26.22 mi15:31:224:34:5010:2910:48
10:36
-1:17

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

9:30 /mi

Average Pace

10:29 /mi

Slowest Pace

11:53 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:46:12

60% of race

Time at Steady Pace

1:02:57

23% of race

Time at Slower Pace

45:41

17% of race

Average Pace: 10:29 /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 mi11:26:0329:319:3029:31
9:30
#22099
10K
6.21 mi11:56:3159:599:3930:28
9:48
#22767
15K
9.32 mi12:27:341:31:029:4631:03
10:00
#23063
20K
12.43 mi12:59:162:02:449:5331:42
10:12
#23137
Half
13.11 mi13:06:182:09:469:547:02
10:19
#23183
25K
15.53 mi13:31:562:35:2410:0025:38
10:34
#23212
30K
18.64 mi14:06:103:09:3810:1034:14
11:01
#23198
20M
20.00 mi14:21:423:25:1010:1515:32
11:26
#23199
21M
21.00 mi14:33:333:37:0110:2011:51
11:51
#23172
35K
21.75 mi14:41:463:45:1410:218:13
10:59
#23160
23M
23.00 mi14:55:583:59:2610:2514:12
11:20
#23158
24M
24.00 mi15:07:044:10:3210:2611:06
11:06
#23165
40K
24.85 mi15:16:284:19:5610:279:24
11:00
#23118
25.2M
25.20 mi15:20:344:24:0210:294:06
11:53
#23103
Finish
26.22 mi15:31:224:34:5010:2910:48
10:36
#23101
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF60-64Seg. OverallSeg. FemalesSeg. F60-64
5K3.11 mi3.11 mi220998925892523493(Top 88%)9606(Top 84%)9606(Top 1823%)
10K6.21 mi3.10 mi22767-6689236-3119236-31123288(Top 87%)9502(Top 83%)9502(Top 1803%)
15K9.32 mi3.11 mi23063-2969386-1509386-15023493(Top 88%)9606(Top 84%)9606(Top 1823%)
20K12.43 mi3.11 mi23137-749424-389424-3823298(Top 88%)9512(Top 83%)9512(Top 1805%)
Half13.11 mi0.68 mi23183-469445-219445-2123868(Top 90%)9841(Top 86%)9841(Top 1867%)
25K15.53 mi2.42 mi23212-299465-209465-2023309(Top 88%)9561(Top 84%)9561(Top 1814%)
30K18.64 mi3.11 mi23198+149483-189483-1823118(Top 87%)9526(Top 83%)9526(Top 1808%)
20M20.00 mi1.36 mi23199-19497-149497-1423413(Top 88%)9741(Top 85%)9741(Top 1848%)
21M21.00 mi1.00 mi23172+279497949722507(Top 85%)9282(Top 81%)9282(Top 1761%)
35K21.75 mi0.75 mi23160+129501-49501-423295(Top 88%)9758(Top 85%)9758(Top 1852%)
23M23.00 mi1.25 mi23158+29503-29503-222980(Top 86%)9574(Top 84%)9574(Top 1817%)
24M24.00 mi1.00 mi23165-79515-129515-1223240(Top 87%)9760(Top 85%)9760(Top 1852%)
40K24.85 mi0.85 mi23118+479504+119504+1122355(Top 84%)9324(Top 82%)9324(Top 1769%)
25.2M25.20 mi0.35 mi23103+159497+79497+722319(Top 84%)9297(Top 81%)9297(Top 1764%)
Finish26.22 mi1.02 mi23101+29503-69503-623217(Top 87%)9760(Top 85%)9760(Top 1852%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 88%
×21stories
+97ft-345ft

Overall

23493

Females

9606

F60-64

9606

5K→10K

3.1 - 6.2 mi

Top 87%
×5stories
+79ft-138ft

Overall

23288

Females

9502

F60-64

9502

10K→15K

6.2 - 9.3 mi

Top 88%
×3stories
+67ft-78ft

Overall

23493

Females

9606

F60-64

9606

15K→20K

9.3 - 12.4 mi

Top 88%
×5stories
+106ft-86ft

Overall

23298

Females

9512

F60-64

9512

20K→Half

12.4 - 13.1 mi

Top 90%
×2stories
+19ft-37ft

Overall

23868

Females

9841

F60-64

9841

Half→25K

13.1 - 15.5 mi

Top 88%
×4stories
+66ft-88ft

Overall

23309

Females

9561

F60-64

9561

25K→30K

15.5 - 18.6 mi

Top 87%
×9stories
+181ft-148ft

Overall

23118

Females

9526

F60-64

9526

30K→20M

18.6 - 20.0 mi

Top 88%
×5stories
+64ft-50ft

Overall

23413

Females

9741

F60-64

9741

20M→21M

20.0 - 21.0 mi

Top 85%
×8stories
+106ft-24ft

Overall

22507

Females

9282

F60-64

9282

21M→35K

21.0 - 21.8 mi

Top 88%
×7stories
+17ft-86ft

Overall

23295

Females

9758

F60-64

9758

35K→23M

21.8 - 23.0 mi

Top 86%
×5stories
+23ft-63ft

Overall

22980

Females

9574

F60-64

9574

23M→24M

23.0 - 24.0 mi

Top 87%
×6stories
+12ft-82ft

Overall

23240

Females

9760

F60-64

9760

24M→40K

24.0 - 24.9 mi

Top 84%
×1story
+6ft-20ft

Overall

22355

Females

9324

F60-64

9324

40K→25.2M

24.9 - 25.2 mi

Top 84%
×1story
+13ft-16ft

Overall

22319

Females

9297

F60-64

9297

25.2M→Finish

25.2 - 26.2 mi

Top 87%
×2stories
+22ft-21ft

Overall

23217

Females

9760

F60-64

9760

Passing Analysis

Category:
Athletes Passed
793
Passed By
1795
Net Change
-1002
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#22099
5K → 10K44712-668#22099#22767
10K → 15K60356-296#22767#23063
15K → 20K105179-74#23063#23137
20K → Half854-46#23137#23183
Half → 25K98127-29#23183#23212
25K → 30K130116+14#23212#23198
30K → 20M4950-1#23198#23199
20M → 21M6134+27#23199#23172
21M → 35K3826+12#23172#23160
35K → 23M4644+2#23160#23158
23M → 24M2936-7#23158#23165
24M → 40K6619+47#23165#23118
40K → 25.2M238+15#23118#23103
25.2M → Finish3634+2#23103#23101
TOTALS7931795-1002
📊

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