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BOSTON MARATHON 2023

Valerie Witmer

Bib: 13432•F

TX

0:00
0:00
/ mi
Masters
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Overall
#0 / 26622
Gender (Female)
#0 / 11423
Top 49%
Masters (Masters Women)
#0 / 6539
Top 39%
Division (F45-49)
#0 / 1817
Top 46%
Race Day Weather
49°/39°F
light intensity drizzle

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
23:19
Rank: #9699
Start → 5K
23:19 | 7:30/mi
10K· 6.21 mi
46:27
Rank: #9806 (-107)
5K → 10K
23:08 | 7:27/mi
15K· 9.32 mi
1:10:38
Rank: #10755 (-949)
10K → 15K
24:11 | 7:47/mi
20K· 12.43 mi
1:36:37
Rank: #12163 (-1408)
15K → 20K
25:59 | 8:22/mi
Half· 13.11 mi
1:41:55
Rank: #12189 (-26)
20K → Half
5:18 | 7:46/mi
25K· 15.53 mi
2:03:47
Rank: #13636 (-1447)
Half → 25K
21:52 | 9:01/mi
30K· 18.64 mi
2:32:45
Rank: #14767 (-1131)
25K → 30K
28:58 | 9:19/mi
20M
2:45:48
Rank: #15170 (-403)
30K → 20M
13:03 | 9:36/mi
21M
2:55:56
Rank: #15381 (-211)
20M → 21M
10:08 | 10:08/mi
35K· 21.75 mi
3:03:31
Rank: #15737 (-356)
21M → 35K
7:35 | 10:08/mi
23M
3:15:21
Rank: #15915 (-178)
35K → 23M
11:50 | 9:27/mi
24M
3:24:16
Rank: #15958 (-43)
23M → 24M
8:55 | 8:55/mi
40K· 24.85 mi
3:32:49
Rank: #16147 (-189)
24M → 40K
8:33 | 10:00/mi
25.2M
3:36:08
Rank: #16151 (-4)
40K → 25.2M
3:19 | 9:37/mi
Finish· 26.22 mi
3:45:20
Rank: #16249 (-98)
25.2M → Finish
9:12 | 9:02/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:41:55
Pace7:46 /mi
2nd Half
Distance13.11 mi
Time2:03:25
Pace9:25 /mi
📊Positive Split: 21.1% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:51:4923:197:3023:19
7:30
-
10K
6.21 mi11:14:5746:277:2923:08
7:27
-0:03
15K
9.32 mi11:39:081:10:387:3524:11
7:47
+0:20
20K
12.43 mi12:05:071:36:377:4625:59
8:22
+0:35
Half
13.11 mi12:10:251:41:557:465:18
7:46
-0:36
25K
15.53 mi12:32:172:03:477:5821:52
9:01
+1:15
30K
18.64 mi13:01:152:32:458:1228:58
9:19
+0:18
20M
20.00 mi13:14:182:45:488:1713:03
9:36
+0:17
21M
21.00 mi13:24:262:55:568:2310:08
10:08
+0:32
35K
21.75 mi13:32:013:03:318:267:35
10:08
0:00
23M
23.00 mi13:43:513:15:218:3011:50
9:27
-0:41
24M
24.00 mi13:52:463:24:168:318:55
8:55
-0:32
40K
24.85 mi14:01:193:32:498:348:33
10:00
+1:05
25.2M
25.20 mi14:04:383:36:088:353:19
9:37
-0:23
Finish
26.22 mi14:13:503:45:208:369:12
9:02
-0:35

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

7:27 /mi

Average Pace

8:36 /mi

Slowest Pace

10:08 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

1:41:55

45% of race

Time at Steady Pace

1:20:47

36% of race

Time at Slower Pace

42:38

19% of race

Average Pace: 8:36 /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 mi10:51:4923:197:3023:19
7:30
#9699
10K
6.21 mi11:14:5746:277:2923:08
7:27
#9806
15K
9.32 mi11:39:081:10:387:3524:11
7:47
#10755
20K
12.43 mi12:05:071:36:377:4625:59
8:22
#12163
Half
13.11 mi12:10:251:41:557:465:18
7:46
#12189
25K
15.53 mi12:32:172:03:477:5821:52
9:01
#13636
30K
18.64 mi13:01:152:32:458:1228:58
9:19
#14767
20M
20.00 mi13:14:182:45:488:1713:03
9:36
#15170
21M
21.00 mi13:24:262:55:568:2310:08
10:08
#15381
35K
21.75 mi13:32:013:03:318:267:35
10:08
#15737
23M
23.00 mi13:43:513:15:218:3011:50
9:27
#15915
24M
24.00 mi13:52:463:24:168:318:55
8:55
#15958
40K
24.85 mi14:01:193:32:498:348:33
10:00
#16147
25.2M
25.20 mi14:04:383:36:088:353:19
9:37
#16151
Finish
26.22 mi14:13:503:45:208:369:12
9:02
#16249
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF45-49Seg. OverallSeg. FemalesSeg. F45-49
5K3.11 mi3.11 mi96991711171112616(Top 47%)3251(Top 28%)3251(Top 179%)
10K6.21 mi3.10 mi9806-1071749-381749-3810054(Top 38%)1856(Top 16%)1856(Top 102%)
15K9.32 mi3.11 mi10755-9492211-4622211-46212616(Top 47%)3251(Top 28%)3251(Top 179%)
20K12.43 mi3.11 mi12163-14083017-8063017-80616026(Top 60%)5364(Top 47%)5364(Top 295%)
Half13.11 mi0.68 mi12189-263034-173034-1712550(Top 47%)3253(Top 28%)3253(Top 179%)
25K15.53 mi2.42 mi13636-14473893-8593893-85919053(Top 72%)7157(Top 63%)7157(Top 394%)
30K18.64 mi3.11 mi14767-11314596-7034596-70318724(Top 70%)7041(Top 62%)7041(Top 388%)
20M20.00 mi1.36 mi15170-4034886-2904886-29019237(Top 72%)7415(Top 65%)7415(Top 408%)
21M21.00 mi1.00 mi15381-2115047-1615047-16118502(Top 69%)7053(Top 62%)7053(Top 388%)
35K21.75 mi0.75 mi15737-3565277-2305277-23021637(Top 81%)8843(Top 77%)8843(Top 487%)
23M23.00 mi1.25 mi15915-1785411-1345411-13418140(Top 68%)6941(Top 61%)6941(Top 382%)
24M24.00 mi1.00 mi15958-435449-385449-3816862(Top 63%)6277(Top 55%)6277(Top 345%)
40K24.85 mi0.85 mi16147-1895559-1105559-11019959(Top 75%)8035(Top 70%)8035(Top 442%)
25.2M25.20 mi0.35 mi16151-45566-75566-715786(Top 59%)5742(Top 50%)5742(Top 316%)
Finish26.22 mi1.02 mi16249-985636-705636-7018120(Top 68%)6958(Top 61%)6958(Top 383%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 47%
×21stories
+97ft-345ft

Overall

12616

Females

3251

F45-49

3251

5K→10K

3.1 - 6.2 mi

Top 38%
×5stories
+79ft-138ft

Overall

10054

Females

1856

F45-49

1856

10K→15K

6.2 - 9.3 mi

Top 47%
×3stories
+67ft-78ft

Overall

12616

Females

3251

F45-49

3251

15K→20K

9.3 - 12.4 mi

Top 60%
×5stories
+106ft-86ft

Overall

16026

Females

5364

F45-49

5364

20K→Half

12.4 - 13.1 mi

Top 47%
×2stories
+19ft-37ft

Overall

12550

Females

3253

F45-49

3253

Half→25K

13.1 - 15.5 mi

Top 72%
×4stories
+66ft-88ft

Overall

19053

Females

7157

F45-49

7157

25K→30K

15.5 - 18.6 mi

Top 70%
×9stories
+181ft-148ft

Overall

18724

Females

7041

F45-49

7041

30K→20M

18.6 - 20.0 mi

Top 72%
×5stories
+64ft-50ft

Overall

19237

Females

7415

F45-49

7415

20M→21M

20.0 - 21.0 mi

Top 69%
×8stories
+106ft-24ft

Overall

18502

Females

7053

F45-49

7053

21M→35K

21.0 - 21.8 mi

Top 81%
×7stories
+17ft-86ft

Overall

21637

Females

8843

F45-49

8843

35K→23M

21.8 - 23.0 mi

Top 68%
×5stories
+23ft-63ft

Overall

18140

Females

6941

F45-49

6941

23M→24M

23.0 - 24.0 mi

Top 63%
×6stories
+12ft-82ft

Overall

16862

Females

6277

F45-49

6277

24M→40K

24.0 - 24.9 mi

Top 75%
×1story
+6ft-20ft

Overall

19959

Females

8035

F45-49

8035

40K→25.2M

24.9 - 25.2 mi

Top 59%
×1story
+13ft-16ft

Overall

15786

Females

5742

F45-49

5742

25.2M→Finish

25.2 - 26.2 mi

Top 68%
×2stories
+22ft-21ft

Overall

18120

Females

6958

F45-49

6958

Passing Analysis

Category:
Athletes Passed
578
Passed By
7126
Net Change
-6550
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#9699
5K → 10K259366-107#9699#9806
10K → 15K26973-949#9806#10755
15K → 20K111419-1408#10755#12163
20K → Half1945-26#12163#12189
Half → 25K71454-1447#12189#13636
25K → 30K211152-1131#13636#14767
30K → 20M24427-403#14767#15170
20M → 21M35246-211#15170#15381
21M → 35K2358-356#15381#15737
35K → 23M35213-178#15737#15915
23M → 24M63106-43#15915#15958
24M → 40K17206-189#15958#16147
40K → 25.2M2428-4#16147#16151
25.2M → Finish35133-98#16151#16249
TOTALS5787126-6550
📊

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