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BOSTON MARATHON 2023

Katie Peach

ON

Bib: 16379 F

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

⏱️ Race Timeline

Ribbon color based on
FasterSteadySlower· vs. your average pace
Start
0:00
Race begins
469 ft elev
5K· 3.11 mi
8:42/mi
27:01
↑ 97↓ 3451.5%
220 ft elev
10K· 6.21 mi
9:17/mi
55:53
↑ 79↓ 1380.4%
157 ft elev
15K· 9.32 mi
9:00/mi
1:23:51
↑ 67↓ 78
146 ft elev
20K· 12.43 mi
9:37/mi
1:53:45
↑ 106↓ 860.1%
165 ft elev
Half· 13.11 mi
8:59/mi
1:59:53
↑ 19↓ 370.5%
148 ft elev
25K· 15.53 mi
9:20/mi
2:22:30
↑ 66↓ 880.2%
127 ft elev
30K· 18.64 mi
9:58/mi
2:53:29
↑ 181↓ 1480.2%
138 ft elev
20M
11:11/mi
3:08:41
↑ 64↓ 500.2%
148 ft elev
21M
11:46/mi
3:20:27
↑ 106↓ 241.6%
227 ft elev
35K· 21.75 mi
9:39/mi
3:27:40
↑ 17↓ 861.7%
156 ft elev
23M
10:29/mi
3:40:47
↑ 23↓ 630.6%
116 ft elev
24M
10:27/mi
3:51:14
↓ 821.3%
34 ft elev
40K· 24.85 mi
11:36/mi
4:01:09
↓ 200.3%
20 ft elev
25.2M
14:01/mi
4:05:59
↑ 13↓ 160.2%
18 ft elev
Finish· 26.22 mi
11:06/mi
4:17:18
↑ 22↓ 21
17 ft elev
Course Elevation
7–469 ft
≈
×2stacked redwood trees
•▲ 890 ft climb · ▼ 1342 ft descent

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:59:53
Pace9:09 /mi
2nd Half
Distance13.11 mi
Time2:17:25
Pace10:29 /mi
📊Positive Split: 14.6% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:17:2427:018:4227:01
8:42
-
10K
6.21 mi11:46:1655:539:0028:52
9:17
+0:35
15K
9.32 mi12:14:141:23:519:0027:58
9:00
-0:17
20K
12.43 mi12:44:081:53:459:0929:54
9:37
+0:37
Half
13.11 mi12:50:161:59:539:096:08
8:59
-0:38
25K
15.53 mi13:12:532:22:309:1022:37
9:20
+0:21
30K
18.64 mi13:43:522:53:299:1830:59
9:58
+0:38
20M
20.00 mi13:59:043:08:419:2615:12
11:11
+1:13
21M
21.00 mi14:10:503:20:279:3311:46
11:46
+0:35
35K
21.75 mi14:18:033:27:409:337:13
9:39
-2:07
23M
23.00 mi14:31:103:40:479:3613:07
10:29
+0:50
24M
24.00 mi14:41:373:51:149:3810:27
10:27
-0:02
40K
24.85 mi14:51:324:01:099:429:55
11:36
+1:09
25.2M
25.20 mi14:56:224:05:599:464:50
14:01
+2:25
Finish
26.22 mi15:07:414:17:189:4911:19
11:06
-2:55

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

8:42 /mi

Average Pace

9:49 /mi

Slowest Pace

14:01 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

1:01:07

24% of race

Time at Steady Pace

2:23:09

56% of race

Time at Slower Pace

53:02

21% of race

Average Pace: 9:49 /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 mi11:17:2427:018:4227:01
8:42
#18882
10K
6.21 mi11:46:1655:539:0028:52
9:17
#20635
15K
9.32 mi12:14:141:23:519:0027:58
9:00
#20556
20K
12.43 mi12:44:081:53:459:0929:54
9:37
#21007
Half
13.11 mi12:50:161:59:539:096:08
8:59
#20973
25K
15.53 mi13:12:532:22:309:1022:37
9:20
#20848
30K
18.64 mi13:43:522:53:299:1830:59
9:58
#20849
20M
20.00 mi13:59:043:08:419:2615:12
11:11
#21075
21M
21.00 mi14:10:503:20:279:3311:46
11:46
#21183
35K
21.75 mi14:18:033:27:409:337:13
9:39
#21136
23M
23.00 mi14:31:103:40:479:3613:07
10:29
#21124
24M
24.00 mi14:41:373:51:149:3810:27
10:27
#21164
40K
24.85 mi14:51:324:01:099:429:55
11:36
#21285
25.2M
25.20 mi14:56:224:05:599:464:50
14:01
#21408
Finish
26.22 mi15:07:414:17:189:4911:19
11:06
#21556
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF18-39Seg. OverallSeg. FemalesSeg. F18-39
5K3.11 mi3.11 mi188827133713320526(Top 77%)7974(Top 70%)7974(Top 163%)
10K6.21 mi3.10 mi20635-17538110-9778110-97721909(Top 82%)8774(Top 77%)8774(Top 180%)
15K9.32 mi3.11 mi20556+798049+618049+6120526(Top 77%)7974(Top 70%)7974(Top 163%)
20K12.43 mi3.11 mi21007-4518279-2308279-23021932(Top 82%)8759(Top 77%)8759(Top 179%)
Half13.11 mi0.68 mi20973+348254+258254+2520450(Top 77%)7948(Top 70%)7948(Top 163%)
25K15.53 mi2.42 mi20848+1258179+758179+7520290(Top 76%)7861(Top 69%)7861(Top 161%)
30K18.64 mi3.11 mi20849-18186-78186-720962(Top 79%)8326(Top 73%)8326(Top 170%)
20M20.00 mi1.36 mi21075-2268341-1558341-15522995(Top 86%)9507(Top 83%)9507(Top 195%)
21M21.00 mi1.00 mi21183-1088416-758416-7522361(Top 84%)9198(Top 81%)9198(Top 188%)
35K21.75 mi0.75 mi21136+478401+158401+1520333(Top 76%)8133(Top 71%)8133(Top 167%)
23M23.00 mi1.25 mi21124+128403-28403-221272(Top 80%)8666(Top 76%)8666(Top 177%)
24M24.00 mi1.00 mi21164-408437-348437-3421929(Top 82%)9065(Top 79%)9065(Top 186%)
40K24.85 mi0.85 mi21285-1218507-708507-7023360(Top 88%)9856(Top 86%)9856(Top 202%)
25.2M25.20 mi0.35 mi21408-1238579-728579-7225023(Top 94%)10707(Top 94%)10707(Top 219%)
Finish26.22 mi1.02 mi21556-1488670-918670-9124156(Top 91%)10231(Top 90%)10231(Top 209%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 77%
×21story building
+97ft-345ft

Overall

20526

Females

7974

F18-39

7974

5K→10K

3.1 - 6.2 mi

Top 82%
×5story building
+79ft-138ft

Overall

21909

Females

8774

F18-39

8774

10K→15K

6.2 - 9.3 mi

Top 77%
×3story building
+67ft-78ft

Overall

20526

Females

7974

F18-39

7974

15K→20K

9.3 - 12.4 mi

Top 82%
×5story building
+106ft-86ft

Overall

21932

Females

8759

F18-39

8759

20K→Half

12.4 - 13.1 mi

Top 77%
×2story building
+19ft-37ft

Overall

20450

Females

7948

F18-39

7948

Half→25K

13.1 - 15.5 mi

Top 76%
×4story building
+66ft-88ft

Overall

20290

Females

7861

F18-39

7861

25K→30K

15.5 - 18.6 mi

Top 79%
×9story building
+181ft-148ft

Overall

20962

Females

8326

F18-39

8326

30K→20M

18.6 - 20.0 mi

Top 86%
×5story building
+64ft-50ft

Overall

22995

Females

9507

F18-39

9507

20M→21M

20.0 - 21.0 mi

Top 84%
×8story building
+106ft-24ft

Overall

22361

Females

9198

F18-39

9198

21M→35K

21.0 - 21.8 mi

Top 76%
×7story building
+17ft-86ft

Overall

20333

Females

8133

F18-39

8133

35K→23M

21.8 - 23.0 mi

Top 80%
×5story building
+23ft-63ft

Overall

21272

Females

8666

F18-39

8666

23M→24M

23.0 - 24.0 mi

Top 82%
×6story building
+12ft-82ft

Overall

21929

Females

9065

F18-39

9065

24M→40K

24.0 - 24.9 mi

Top 88%
×1story
+6ft-20ft

Overall

23360

Females

9856

F18-39

9856

40K→25.2M

24.9 - 25.2 mi

Top 94%
×1story
+13ft-16ft

Overall

25023

Females

10707

F18-39

10707

25.2M→Finish

25.2 - 26.2 mi

Top 91%
×2story building
+22ft-21ft

Overall

24156

Females

10231

F18-39

10231

Passing Analysis

Category:
Athletes Passed
894
Passed By
3568
Net Change
-2674
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#18882
5K → 10K181771-1753#18882#20635
10K → 15K212133+79#20635#20556
15K → 20K53504-451#20556#21007
20K → Half5016+34#21007#20973
Half → 25K16944+125#20973#20848
25K → 30K147148-1#20848#20849
30K → 20M28254-226#20849#21075
20M → 21M27135-108#21075#21183
21M → 35K6417+47#21183#21136
35K → 23M5947+12#21136#21124
23M → 24M3373-40#21124#21164
24M → 40K17138-121#21164#21285
40K → 25.2M5128-123#21285#21408
25.2M → Finish12160-148#21408#21556
TOTALS8943568-2674
📊

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