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BOSTON MARATHON 2023

Kerri Haskins

Bib: 29148•F

NH

0:00
0:00
/ mi
Masters
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Overall
#0 / 26622
Gender (Female)
#0 / 11423
Masters (Masters Women)
#0 / 6539
Division (F50-54)
#0 / 1207
Race Day Weather
49°/39°F
light intensity drizzle

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
36:14
Rank: #26310
Start → 5K
36:14 | 11:40/mi
10K· 6.21 mi
1:13:49
Rank: #26338 (-28)
5K → 10K
37:35 | 12:06/mi
15K· 9.32 mi
1:57:47
Rank: #26523 (-185)
10K → 15K
43:58 | 14:09/mi
20K· 12.43 mi
2:40:58
Rank: #26537 (-14)
15K → 20K
43:11 | 13:54/mi
Half· 13.11 mi
2:50:18
Rank: #26541 (-4)
20K → Half
9:20 | 13:41/mi
25K· 15.53 mi
3:24:51
Rank: #26538 (+3)
Half → 25K
34:33 | 14:15/mi
30K· 18.64 mi
4:09:37
Rank: #26529 (+9)
25K → 30K
44:46 | 14:25/mi
20M
4:29:35
Rank: #26529
30K → 20M
19:58 | 14:42/mi
21M
4:44:56
Rank: #26519 (+10)
20M → 21M
15:21 | 15:21/mi
35K· 21.75 mi
4:55:44
Rank: #26516 (+3)
21M → 35K
10:48 | 14:26/mi
23M
5:14:03
Rank: #26518 (-2)
35K → 23M
18:19 | 14:38/mi
24M
5:27:23
Rank: #26511 (+7)
23M → 24M
13:20 | 13:20/mi
40K· 24.85 mi
5:40:04
Rank: #26507 (+4)
24M → 40K
12:41 | 14:50/mi
25.2M
5:45:18
Rank: #26502 (+5)
40K → 25.2M
5:14 | 15:11/mi
Finish· 26.22 mi
5:58:47
Rank: #26500 (+2)
25.2M → Finish
13:29 | 13:14/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time2:50:18
Pace12:59 /mi
2nd Half
Distance13.11 mi
Time3:08:29
Pace14:23 /mi
📊Positive Split: 10.7% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:54:3236:1411:4036:14
11:40
-
10K
6.21 mi12:32:071:13:4911:5337:35
12:06
+0:26
15K
9.32 mi13:16:051:57:4712:3843:58
14:09
+2:03
20K
12.43 mi13:59:162:40:5812:5743:11
13:54
-0:15
Half
13.11 mi14:08:362:50:1812:599:20
13:41
-0:13
25K
15.53 mi14:43:093:24:5113:1134:33
14:15
+0:34
30K
18.64 mi15:27:554:09:3713:2344:46
14:25
+0:10
20M
20.00 mi15:47:534:29:3513:2919:58
14:42
+0:17
21M
21.00 mi16:03:144:44:5613:3415:21
15:21
+0:39
35K
21.75 mi16:14:024:55:4413:3610:48
14:26
-0:55
23M
23.00 mi16:32:215:14:0313:3918:19
14:38
+0:12
24M
24.00 mi16:45:415:27:2313:3813:20
13:20
-1:18
40K
24.85 mi16:58:225:40:0413:4112:41
14:50
+1:30
25.2M
25.20 mi17:03:365:45:1813:425:14
15:11
+0:21
Finish
26.22 mi17:17:055:58:4713:4213:29
13:14
-1:57

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

11:40 /mi

Average Pace

13:42 /mi

Slowest Pace

15:21 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

1:49:58

31% of race

Time at Steady Pace

3:35:33

60% of race

Time at Slower Pace

33:16

9% of race

Average Pace: 13:41 /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 mi11:54:3236:1411:4036:14
11:40
#26310
10K
6.21 mi12:32:071:13:4911:5337:35
12:06
#26338
15K
9.32 mi13:16:051:57:4712:3843:58
14:09
#26523
20K
12.43 mi13:59:162:40:5812:5743:11
13:54
#26537
Half
13.11 mi14:08:362:50:1812:599:20
13:41
#26541
25K
15.53 mi14:43:093:24:5113:1134:33
14:15
#26538
30K
18.64 mi15:27:554:09:3713:2344:46
14:25
#26529
20M
20.00 mi15:47:534:29:3513:2919:58
14:42
#26529
21M
21.00 mi16:03:144:44:5613:3415:21
15:21
#26519
35K
21.75 mi16:14:024:55:4413:3610:48
14:26
#26516
23M
23.00 mi16:32:215:14:0313:3918:19
14:38
#26518
24M
24.00 mi16:45:415:27:2313:3813:20
13:20
#26511
40K
24.85 mi16:58:225:40:0413:4112:41
14:50
#26507
25.2M
25.20 mi17:03:365:45:1813:425:14
15:11
#26502
Finish
26.22 mi17:17:055:58:4713:4213:29
13:14
#26500
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF50-54Seg. OverallSeg. FemalesSeg. F50-54
5K3.11 mi3.11 mi26310112361123626605(Top 100%)11418(Top 100%)11418(Top 946%)
10K6.21 mi3.10 mi26338-2811254-1811254-1826319(Top 99%)11245(Top 98%)11245(Top 932%)
15K9.32 mi3.11 mi26523-18511375-12111375-12126605(Top 100%)11418(Top 100%)11418(Top 946%)
20K12.43 mi3.11 mi26537-1411388-1311388-1326512(Top 100%)11361(Top 99%)11361(Top 941%)
Half13.11 mi0.68 mi26541-411390-211390-226491(Top 100%)11362(Top 99%)11362(Top 941%)
25K15.53 mi2.42 mi26538+311387+311387+326424(Top 99%)11321(Top 99%)11321(Top 938%)
30K18.64 mi3.11 mi26529+911379+811379+826206(Top 98%)11205(Top 98%)11205(Top 928%)
20M20.00 mi1.36 mi2652911376+311376+326185(Top 98%)11220(Top 98%)11220(Top 930%)
21M21.00 mi1.00 mi26519+1011367+911367+925931(Top 97%)11072(Top 97%)11072(Top 917%)
35K21.75 mi0.75 mi26516+3113671136726285(Top 99%)11270(Top 99%)11270(Top 934%)
23M23.00 mi1.25 mi26518-211369-211369-226173(Top 98%)11228(Top 98%)11228(Top 930%)
24M24.00 mi1.00 mi26511+711365+411365+425706(Top 97%)11029(Top 97%)11029(Top 914%)
40K24.85 mi0.85 mi26507+411363+211363+226089(Top 98%)11215(Top 98%)11215(Top 929%)
25.2M25.20 mi0.35 mi26502+511360+311360+325797(Top 97%)11077(Top 97%)11077(Top 918%)
Finish26.22 mi1.02 mi26500+211362-211362-226087(Top 98%)11211(Top 98%)11211(Top 929%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 100%
×21stories
+97ft-345ft

Overall

26605

Females

11418

F50-54

11418

5K→10K

3.1 - 6.2 mi

Top 99%
×5stories
+79ft-138ft

Overall

26319

Females

11245

F50-54

11245

10K→15K

6.2 - 9.3 mi

Top 100%
×3stories
+67ft-78ft

Overall

26605

Females

11418

F50-54

11418

15K→20K

9.3 - 12.4 mi

Top 100%
×5stories
+106ft-86ft

Overall

26512

Females

11361

F50-54

11361

20K→Half

12.4 - 13.1 mi

Top 100%
×2stories
+19ft-37ft

Overall

26491

Females

11362

F50-54

11362

Half→25K

13.1 - 15.5 mi

Top 99%
×4stories
+66ft-88ft

Overall

26424

Females

11321

F50-54

11321

25K→30K

15.5 - 18.6 mi

Top 98%
×9stories
+181ft-148ft

Overall

26206

Females

11205

F50-54

11205

30K→20M

18.6 - 20.0 mi

Top 98%
×5stories
+64ft-50ft

Overall

26185

Females

11220

F50-54

11220

20M→21M

20.0 - 21.0 mi

Top 97%
×8stories
+106ft-24ft

Overall

25931

Females

11072

F50-54

11072

21M→35K

21.0 - 21.8 mi

Top 99%
×7stories
+17ft-86ft

Overall

26285

Females

11270

F50-54

11270

35K→23M

21.8 - 23.0 mi

Top 98%
×5stories
+23ft-63ft

Overall

26173

Females

11228

F50-54

11228

23M→24M

23.0 - 24.0 mi

Top 97%
×6stories
+12ft-82ft

Overall

25706

Females

11029

F50-54

11029

24M→40K

24.0 - 24.9 mi

Top 98%
×1story
+6ft-20ft

Overall

26089

Females

11215

F50-54

11215

40K→25.2M

24.9 - 25.2 mi

Top 97%
×1story
+13ft-16ft

Overall

25797

Females

11077

F50-54

11077

25.2M→Finish

25.2 - 26.2 mi

Top 98%
×2stories
+22ft-21ft

Overall

26087

Females

11211

F50-54

11211

Passing Analysis

Category:
Athletes Passed
139
Passed By
329
Net Change
-190
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#26310
5K → 10K3462-28#26310#26338
10K → 15K1186-185#26338#26523
15K → 20K822-14#26523#26537
20K → Half04-4#26537#26541
Half → 25K1411+3#26541#26538
25K → 30K2112+9#26538#26529
30K → 20M880#26529#26529
20M → 21M111+10#26529#26519
21M → 35K52+3#26519#26516
35K → 23M35-2#26516#26518
23M → 24M81+7#26518#26511
24M → 40K95+4#26511#26507
40K → 25.2M72+5#26507#26502
25.2M → Finish108+2#26502#26500
TOTALS139329-190
📊

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