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BOSTON MARATHON 2023

Kimberly Dillow

TX

Bib: 15170 F

0:00
0:00
/ mi
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Overall
#0 / 26622
Gender (Female)
#0 / 11423
Top 45%
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
8:13/mi
25:31
↑ 97↓ 3451.5%
220 ft elev
10K· 6.21 mi
8:09/mi
50:49
↑ 79↓ 1380.4%
157 ft elev
15K· 9.32 mi
8:15/mi
1:16:28
↑ 67↓ 78
146 ft elev
20K· 12.43 mi
8:21/mi
1:42:24
↑ 106↓ 860.1%
165 ft elev
Half· 13.11 mi
8:17/mi
1:48:03
↑ 19↓ 370.5%
148 ft elev
25K· 15.53 mi
8:29/mi
2:08:38
↑ 66↓ 880.2%
127 ft elev
30K· 18.64 mi
8:39/mi
2:35:32
↑ 181↓ 1480.2%
138 ft elev
20M
8:45/mi
2:47:26
↑ 64↓ 500.2%
148 ft elev
21M
9:07/mi
2:56:33
↑ 106↓ 241.6%
227 ft elev
35K· 21.75 mi
8:45/mi
3:03:06
↑ 17↓ 861.7%
156 ft elev
23M
8:57/mi
3:14:18
↑ 23↓ 630.6%
116 ft elev
24M
8:36/mi
3:22:54
↓ 821.3%
34 ft elev
40K· 24.85 mi
8:43/mi
3:30:21
↓ 200.3%
20 ft elev
25.2M
8:59/mi
3:33:27
↑ 13↓ 160.2%
18 ft elev
Finish· 26.22 mi
7:58/mi
3:41:34
↑ 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
Time1:48:03
Pace8:15 /mi
2nd Half
Distance13.11 mi
Time1:53:31
Pace8:40 /mi
📊Positive Split: 5.1% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:55:1125:318:1325:31
8:13
-
10K
6.21 mi11:20:2950:498:1125:18
8:09
-0:04
15K
9.32 mi11:46:081:16:288:1225:39
8:15
+0:06
20K
12.43 mi12:12:041:42:248:1425:56
8:21
+0:06
Half
13.11 mi12:17:431:48:038:155:39
8:17
-0:04
25K
15.53 mi12:38:182:08:388:1720:35
8:29
+0:12
30K
18.64 mi13:05:122:35:328:2126:54
8:39
+0:10
20M
20.00 mi13:17:062:47:268:2211:54
8:45
+0:06
21M
21.00 mi13:26:132:56:338:249:07
9:07
+0:22
35K
21.75 mi13:32:463:03:068:256:33
8:45
-0:22
23M
23.00 mi13:43:583:14:188:2711:12
8:57
+0:12
24M
24.00 mi13:52:343:22:548:278:36
8:36
-0:21
40K
24.85 mi14:00:013:30:218:287:27
8:43
+0:07
25.2M
25.20 mi14:03:073:33:278:283:06
8:59
+0:16
Finish
26.22 mi14:11:143:41:348:278:07
7:58
-1:01

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

7:58 /mi

Average Pace

8:27 /mi

Slowest Pace

9:07 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

3:18:09

89% of race

Time at Steady Pace

23:25

11% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 8:27 /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 mi10:55:1125:318:1325:31
8:13
#15572
10K
6.21 mi11:20:2950:498:1125:18
8:09
#15672
15K
9.32 mi11:46:081:16:288:1225:39
8:15
#15861
20K
12.43 mi12:12:041:42:248:1425:56
8:21
#15852
Half
13.11 mi12:17:431:48:038:155:39
8:17
#15871
25K
15.53 mi12:38:182:08:388:1720:35
8:29
#15913
30K
18.64 mi13:05:122:35:328:2126:54
8:39
#15774
20M
20.00 mi13:17:062:47:268:2211:54
8:45
#15685
21M
21.00 mi13:26:132:56:338:249:07
9:07
#15572
35K
21.75 mi13:32:463:03:068:256:33
8:45
#15620
23M
23.00 mi13:43:583:14:188:2711:12
8:57
#15610
24M
24.00 mi13:52:343:22:548:278:36
8:36
#15568
40K
24.85 mi14:00:013:30:218:287:27
8:43
#15533
25.2M
25.20 mi14:03:073:33:278:283:06
8:59
#15479
Finish
26.22 mi14:11:143:41:348:278:07
7:58
#15319
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF18-39Seg. OverallSeg. FemalesSeg. F18-39
5K3.11 mi3.11 mi155725017501716262(Top 61%)5447(Top 48%)5447(Top 112%)
10K6.21 mi3.10 mi15672-1005074-575074-5715857(Top 60%)5180(Top 45%)5180(Top 106%)
15K9.32 mi3.11 mi15861-1895195-1215195-12116262(Top 61%)5447(Top 48%)5447(Top 112%)
20K12.43 mi3.11 mi15852+95215-205215-2015931(Top 60%)5306(Top 46%)5306(Top 109%)
Half13.11 mi0.68 mi15871-195232-175232-1716385(Top 62%)5517(Top 48%)5517(Top 113%)
25K15.53 mi2.42 mi15913-425280-485280-4816133(Top 61%)5517(Top 48%)5517(Top 113%)
30K18.64 mi3.11 mi15774+1395237+435237+4315279(Top 57%)5104(Top 45%)5104(Top 105%)
20M20.00 mi1.36 mi15685+895197+405197+4015207(Top 57%)5116(Top 45%)5116(Top 105%)
21M21.00 mi1.00 mi15572+1135159+385159+3814077(Top 53%)4524(Top 40%)4524(Top 93%)
35K21.75 mi0.75 mi15620-485210-515210-5116719(Top 63%)6107(Top 53%)6107(Top 125%)
23M23.00 mi1.25 mi15610+105231-215231-2115777(Top 59%)5615(Top 49%)5615(Top 115%)
24M24.00 mi1.00 mi15568+425225+65225+615077(Top 57%)5272(Top 46%)5272(Top 108%)
40K24.85 mi0.85 mi15533+355208+175208+1714625(Top 55%)5099(Top 45%)5099(Top 104%)
25.2M25.20 mi0.35 mi15479+545179+295179+2912569(Top 47%)4028(Top 35%)4028(Top 82%)
Finish26.22 mi1.02 mi15319+1605094+855094+8511920(Top 45%)3677(Top 32%)3677(Top 75%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 61%
×21story building
+97ft-345ft

Overall

16262

Females

5447

F18-39

5447

5K→10K

3.1 - 6.2 mi

Top 60%
×5story building
+79ft-138ft

Overall

15857

Females

5180

F18-39

5180

10K→15K

6.2 - 9.3 mi

Top 61%
×3story building
+67ft-78ft

Overall

16262

Females

5447

F18-39

5447

15K→20K

9.3 - 12.4 mi

Top 60%
×5story building
+106ft-86ft

Overall

15931

Females

5306

F18-39

5306

20K→Half

12.4 - 13.1 mi

Top 62%
×2story building
+19ft-37ft

Overall

16385

Females

5517

F18-39

5517

Half→25K

13.1 - 15.5 mi

Top 61%
×4story building
+66ft-88ft

Overall

16133

Females

5517

F18-39

5517

25K→30K

15.5 - 18.6 mi

Top 57%
×9story building
+181ft-148ft

Overall

15279

Females

5104

F18-39

5104

30K→20M

18.6 - 20.0 mi

Top 57%
×5story building
+64ft-50ft

Overall

15207

Females

5116

F18-39

5116

20M→21M

20.0 - 21.0 mi

Top 53%
×8story building
+106ft-24ft

Overall

14077

Females

4524

F18-39

4524

21M→35K

21.0 - 21.8 mi

Top 63%
×7story building
+17ft-86ft

Overall

16719

Females

6107

F18-39

6107

35K→23M

21.8 - 23.0 mi

Top 59%
×5story building
+23ft-63ft

Overall

15777

Females

5615

F18-39

5615

23M→24M

23.0 - 24.0 mi

Top 57%
×6story building
+12ft-82ft

Overall

15077

Females

5272

F18-39

5272

24M→40K

24.0 - 24.9 mi

Top 55%
×1story
+6ft-20ft

Overall

14625

Females

5099

F18-39

5099

40K→25.2M

24.9 - 25.2 mi

Top 47%
×1story
+13ft-16ft

Overall

12569

Females

4028

F18-39

4028

25.2M→Finish

25.2 - 26.2 mi

Top 45%
×2story building
+22ft-21ft

Overall

11920

Females

3677

F18-39

3677

Passing Analysis

Category:
Athletes Passed
1703
Passed By
1450
Net Change
+253
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#15572
5K → 10K248348-100#15572#15672
10K → 15K119308-189#15672#15861
15K → 20K173164+9#15861#15852
20K → Half2443-19#15852#15871
Half → 25K118160-42#15871#15913
25K → 30K246107+139#15913#15774
30K → 20M12536+89#15774#15685
20M → 21M14229+113#15685#15572
21M → 35K3078-48#15572#15620
35K → 23M9080+10#15620#15610
23M → 24M8745+42#15610#15568
24M → 40K7136+35#15568#15533
40K → 25.2M606+54#15533#15479
25.2M → Finish17010+160#15479#15319
TOTALS17031450+253
📊

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