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BOSTON MARATHON 2023

Kristy White

Bib: 16851•F

UT

0:00
0:00
/ mi
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Overall
#0 / 26622
Top 43%
Gender (Female)
#0 / 11423
Top 25%
Division (F18-39)
#0 / 4884
Top 42%
Race Day Weather
49°/39°F
light intensity drizzle

⏱️ Race Timeline

Course Elevation
7–469 ft
≈
×2stacked redwood trees
•▲ 890 ft climb · ▼ 1342 ft descent
Ribbon color based on
FasterSteadySlower· vs. your average pace
Start
0:00
Race begins
5K· 3.11 mi
7:41/mi
23:53
↑ 97↓ 3451.5%
10K· 6.21 mi
7:30/mi
47:11
↑ 79↓ 1380.4%
15K· 9.32 mi
7:33/mi
1:10:37
↑ 67↓ 78
20K· 12.43 mi
7:39/mi
1:34:24
↑ 106↓ 860.1%
Half· 13.11 mi
7:30/mi
1:39:31
↑ 19↓ 370.5%
25K· 15.53 mi
7:44/mi
1:58:16
↑ 66↓ 880.2%
30K· 18.64 mi
7:52/mi
2:22:41
↑ 181↓ 1480.2%
20M
8:12/mi
2:33:49
↑ 64↓ 500.2%
21M
8:51/mi
2:42:40
↑ 106↓ 241.6%
35K· 21.75 mi
8:16/mi
2:48:51
↑ 17↓ 861.7%
23M
8:45/mi
2:59:48
↑ 23↓ 630.6%
24M
8:36/mi
3:08:24
↓ 821.3%
40K· 24.85 mi
8:45/mi
3:15:53
↓ 200.3%
25.2M
9:14/mi
3:19:04
↑ 13↓ 160.2%
Finish· 26.22 mi
8:34/mi
3:27:48
↑ 22↓ 21

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:39:31
Pace7:35 /mi
2nd Half
Distance13.11 mi
Time1:48:17
Pace8:16 /mi
📊Positive Split: 8.8% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:14:0423:537:4123:53
7:41
-
10K
6.21 mi11:37:2247:117:3623:18
7:30
-0:11
15K
9.32 mi12:00:481:10:377:3523:26
7:33
+0:03
20K
12.43 mi12:24:351:34:247:3623:47
7:39
+0:06
Half
13.11 mi12:29:421:39:317:355:07
7:30
-0:09
25K
15.53 mi12:48:271:58:167:3718:45
7:44
+0:14
30K
18.64 mi13:12:522:22:417:3924:25
7:52
+0:08
20M
20.00 mi13:24:002:33:497:4111:08
8:12
+0:20
21M
21.00 mi13:32:512:42:407:458:51
8:51
+0:39
35K
21.75 mi13:39:022:48:517:466:11
8:16
-0:35
23M
23.00 mi13:49:592:59:487:4910:57
8:45
+0:29
24M
24.00 mi13:58:353:08:247:518:36
8:36
-0:09
40K
24.85 mi14:06:043:15:537:537:29
8:45
+0:09
25.2M
25.20 mi14:09:153:19:047:543:11
9:14
+0:29
Finish
26.22 mi14:17:593:27:487:568:44
8:34
-0:40

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

7:30 /mi

Average Pace

7:56 /mi

Slowest Pace

9:14 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:22:41

69% of race

Time at Steady Pace

17:19

8% of race

Time at Slower Pace

47:48

23% of race

Average Pace: 7:56 /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 mi11:14:0423:537:4123:53
7:41
#11348
10K
6.21 mi11:37:2247:117:3623:18
7:30
#10868
15K
9.32 mi12:00:481:10:377:3523:26
7:33
#10738
20K
12.43 mi12:24:351:34:247:3623:47
7:39
#10687
Half
13.11 mi12:29:421:39:317:355:07
7:30
#10660
25K
15.53 mi12:48:271:58:167:3718:45
7:44
#10602
30K
18.64 mi13:12:522:22:417:3924:25
7:52
#10393
20M
20.00 mi13:24:002:33:497:4111:08
8:12
#10492
21M
21.00 mi13:32:512:42:407:458:51
8:51
#10588
35K
21.75 mi13:39:022:48:517:466:11
8:16
#10692
23M
23.00 mi13:49:592:59:487:4910:57
8:45
#10934
24M
24.00 mi13:58:353:08:247:518:36
8:36
#11159
40K
24.85 mi14:06:043:15:537:537:29
8:45
#11319
25.2M
25.20 mi14:09:153:19:047:543:11
9:14
#11357
Finish
26.22 mi14:17:593:27:487:568:44
8:34
#11553
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF18-39Seg. OverallSeg. FemalesSeg. F18-39
5K3.11 mi3.11 mi113482513251310544(Top 40%)2107(Top 18%)2107(Top 43%)
10K6.21 mi3.10 mi10868+4802260+2532260+25310460(Top 39%)2037(Top 18%)2037(Top 42%)
15K9.32 mi3.11 mi10738+1302196+642196+6410544(Top 40%)2107(Top 18%)2107(Top 43%)
20K12.43 mi3.11 mi10687+512182+142182+1410575(Top 40%)2186(Top 19%)2186(Top 45%)
Half13.11 mi0.68 mi10660+272162+202162+2010323(Top 39%)2056(Top 18%)2056(Top 42%)
25K15.53 mi2.42 mi10602+582147+152147+1510586(Top 40%)2281(Top 20%)2281(Top 47%)
30K18.64 mi3.11 mi10393+2092100+472100+479834(Top 37%)2087(Top 18%)2087(Top 43%)
20M20.00 mi1.36 mi10492-992166-662166-6611661(Top 44%)3091(Top 27%)3091(Top 63%)
21M21.00 mi1.00 mi10588-962244-782244-7812552(Top 47%)3706(Top 32%)3706(Top 76%)
35K21.75 mi0.75 mi10692-1042319-752319-7513906(Top 52%)4497(Top 39%)4497(Top 92%)
23M23.00 mi1.25 mi10934-2422468-1492468-14914671(Top 55%)4984(Top 44%)4984(Top 102%)
24M24.00 mi1.00 mi11159-2252607-1392607-13915056(Top 57%)5251(Top 46%)5251(Top 108%)
40K24.85 mi0.85 mi11319-1602712-1052712-10514826(Top 56%)5188(Top 45%)5188(Top 106%)
25.2M25.20 mi0.35 mi11357-382747-352747-3513816(Top 52%)4627(Top 41%)4627(Top 95%)
Finish26.22 mi1.02 mi11553-1962884-1372884-13715823(Top 59%)5702(Top 50%)5702(Top 117%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 40%
×21story building
+97ft-345ft

Overall

10544

Females

2107

F18-39

2107

5K→10K

3.1 - 6.2 mi

Top 39%
×5story building
+79ft-138ft

Overall

10460

Females

2037

F18-39

2037

10K→15K

6.2 - 9.3 mi

Top 40%
×3story building
+67ft-78ft

Overall

10544

Females

2107

F18-39

2107

15K→20K

9.3 - 12.4 mi

Top 40%
×5story building
+106ft-86ft

Overall

10575

Females

2186

F18-39

2186

20K→Half

12.4 - 13.1 mi

Top 39%
×2story building
+19ft-37ft

Overall

10323

Females

2056

F18-39

2056

Half→25K

13.1 - 15.5 mi

Top 40%
×4story building
+66ft-88ft

Overall

10586

Females

2281

F18-39

2281

25K→30K

15.5 - 18.6 mi

Top 37%
×9story building
+181ft-148ft

Overall

9834

Females

2087

F18-39

2087

30K→20M

18.6 - 20.0 mi

Top 44%
×5story building
+64ft-50ft

Overall

11661

Females

3091

F18-39

3091

20M→21M

20.0 - 21.0 mi

Top 47%
×8story building
+106ft-24ft

Overall

12552

Females

3706

F18-39

3706

21M→35K

21.0 - 21.8 mi

Top 52%
×7story building
+17ft-86ft

Overall

13906

Females

4497

F18-39

4497

35K→23M

21.8 - 23.0 mi

Top 55%
×5story building
+23ft-63ft

Overall

14671

Females

4984

F18-39

4984

23M→24M

23.0 - 24.0 mi

Top 57%
×6story building
+12ft-82ft

Overall

15056

Females

5251

F18-39

5251

24M→40K

24.0 - 24.9 mi

Top 56%
×1story
+6ft-20ft

Overall

14826

Females

5188

F18-39

5188

40K→25.2M

24.9 - 25.2 mi

Top 52%
×1story
+13ft-16ft

Overall

13816

Females

4627

F18-39

4627

25.2M→Finish

25.2 - 26.2 mi

Top 59%
×2story building
+22ft-21ft

Overall

15823

Females

5702

F18-39

5702

Passing Analysis

Category:
Athletes Passed
1777*
Passed By
1982
Net Change
-205
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#11348
5K → 10K607127+480#11348#10868
10K → 15K251121+130#10868#10738
15K → 20K184133+51#10738#10687
20K → Half4518+27#10687#10660
Half → 25K15294+58#10660#10602
25K → 30K27768+209#10602#10393
30K → 20M47*146-99#10393#10492
20M → 21M52148-96#10492#10588
21M → 35K30134-104#10588#10692
35K → 23M30272-242#10692#10934
23M → 24M27252-225#10934#11159
24M → 40K25185-160#11159#11319
40K → 25.2M2260-38#11319#11357
25.2M → Finish28224-196#11357#11553
TOTALS1777*1982-205

* Includes athletes who did not complete a segment (DNF/DNQ).

📊

Passing Visuals

Category:
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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