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BOSTON MARATHON 2023

Amy Craft

Bib: 16547•F

WA

0:00
0:00
/ mi
Masters
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Overall
#0 / 26622
Top 49%
Gender (Female)
#0 / 11423
Top 33%
Masters (Masters Women)
#0 / 6539
Top 19%
Division (F45-49)
#0 / 1817
Top 21%
Race Day Weather
49°/39°F
light intensity drizzle

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
24:11
Rank: #12224
Start → 5K
24:11 | 7:47/mi
10K· 6.21 mi
48:32
Rank: #12808 (-584)
5K → 10K
24:21 | 7:50/mi
15K· 9.32 mi
1:13:05
Rank: #13052 (-244)
10K → 15K
24:33 | 7:54/mi
20K· 12.43 mi
1:37:57
Rank: #13148 (-96)
15K → 20K
24:52 | 8:00/mi
Half· 13.11 mi
1:43:26
Rank: #13236 (-88)
20K → Half
5:29 | 8:02/mi
25K· 15.53 mi
2:03:16
Rank: #13339 (-103)
Half → 25K
19:50 | 8:11/mi
30K· 18.64 mi
2:29:22
Rank: #13394 (-55)
25K → 30K
26:06 | 8:24/mi
20M
2:40:51
Rank: #13365 (+29)
30K → 20M
11:29 | 8:27/mi
21M
2:49:54
Rank: #13376 (-11)
20M → 21M
9:03 | 9:03/mi
35K· 21.75 mi
2:56:09
Rank: #13407 (-31)
21M → 35K
6:15 | 8:21/mi
23M
3:06:47
Rank: #13359 (+48)
35K → 23M
10:38 | 8:30/mi
24M
3:15:01
Rank: #13307 (+52)
23M → 24M
8:14 | 8:14/mi
40K· 24.85 mi
3:22:08
Rank: #13244 (+63)
24M → 40K
7:07 | 8:19/mi
25.2M
3:25:07
Rank: #13180 (+64)
40K → 25.2M
2:59 | 8:39/mi
Finish· 26.22 mi
3:33:14
Rank: #13122 (+58)
25.2M → Finish
8:07 | 7:58/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:43:26
Pace7:53 /mi
2nd Half
Distance13.11 mi
Time1:49:48
Pace8:23 /mi
📊Positive Split: 6.2% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:14:1824:117:4724:11
7:47
-
10K
6.21 mi11:38:3948:327:4924:21
7:50
+0:03
15K
9.32 mi12:03:121:13:057:5024:33
7:54
+0:04
20K
12.43 mi12:28:041:37:577:5324:52
8:00
+0:06
Half
13.11 mi12:33:331:43:267:535:29
8:02
+0:02
25K
15.53 mi12:53:232:03:167:5619:50
8:11
+0:09
30K
18.64 mi13:19:292:29:228:0126:06
8:24
+0:13
20M
20.00 mi13:30:582:40:518:0311:29
8:27
+0:03
21M
21.00 mi13:40:012:49:548:059:03
9:03
+0:36
35K
21.75 mi13:46:162:56:098:066:15
8:21
-0:42
23M
23.00 mi13:56:543:06:478:0710:38
8:30
+0:09
24M
24.00 mi14:05:083:15:018:088:14
8:14
-0:16
40K
24.85 mi14:12:153:22:088:087:07
8:19
+0:05
25.2M
25.20 mi14:15:143:25:078:082:59
8:39
+0:20
Finish
26.22 mi14:23:213:33:148:088:07
7:58
-0:41

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

7:47 /mi

Average Pace

8:08 /mi

Slowest Pace

9:03 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

3:21:12

94% of race

Time at Steady Pace

12:02

6% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 8:08 /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 mi11:14:1824:117:4724:11
7:47
#12224
10K
6.21 mi11:38:3948:327:4924:21
7:50
#12808
15K
9.32 mi12:03:121:13:057:5024:33
7:54
#13052
20K
12.43 mi12:28:041:37:577:5324:52
8:00
#13148
Half
13.11 mi12:33:331:43:267:535:29
8:02
#13236
25K
15.53 mi12:53:232:03:167:5619:50
8:11
#13339
30K
18.64 mi13:19:292:29:228:0126:06
8:24
#13394
20M
20.00 mi13:30:582:40:518:0311:29
8:27
#13365
21M
21.00 mi13:40:012:49:548:059:03
9:03
#13376
35K
21.75 mi13:46:162:56:098:066:15
8:21
#13407
23M
23.00 mi13:56:543:06:478:0710:38
8:30
#13359
24M
24.00 mi14:05:083:15:018:088:14
8:14
#13307
40K
24.85 mi14:12:153:22:088:087:07
8:19
#13244
25.2M
25.20 mi14:15:143:25:078:082:59
8:39
#13180
Finish
26.22 mi14:23:213:33:148:088:07
7:58
#13122
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF45-49Seg. OverallSeg. FemalesSeg. F45-49
5K3.11 mi3.11 mi122242992299213572(Top 51%)3819(Top 33%)3819(Top 210%)
10K6.21 mi3.10 mi12808-5843322-3303322-33013464(Top 51%)3697(Top 32%)3697(Top 203%)
15K9.32 mi3.11 mi13052-2443492-1703492-17013572(Top 51%)3819(Top 33%)3819(Top 210%)
20K12.43 mi3.11 mi13148-963578-863578-8613477(Top 51%)3810(Top 33%)3810(Top 210%)
Half13.11 mi0.68 mi13236-883625-473625-4714680(Top 55%)4476(Top 39%)4476(Top 246%)
25K15.53 mi2.42 mi13339-1033710-853710-8514099(Top 53%)4283(Top 37%)4283(Top 236%)
30K18.64 mi3.11 mi13394-553774-643774-6413700(Top 51%)4152(Top 36%)4152(Top 229%)
20M20.00 mi1.36 mi13365+293778-43778-413346(Top 50%)4037(Top 35%)4037(Top 222%)
21M21.00 mi1.00 mi13376-113799-213799-2113696(Top 51%)4320(Top 38%)4320(Top 238%)
35K21.75 mi0.75 mi13407-313832-333832-3314443(Top 54%)4795(Top 42%)4795(Top 264%)
23M23.00 mi1.25 mi13359+483830+23830+213182(Top 50%)4167(Top 36%)4167(Top 229%)
24M24.00 mi1.00 mi13307+523819+113819+1112851(Top 48%)4050(Top 35%)4050(Top 223%)
40K24.85 mi0.85 mi13244+633804+153804+1512240(Top 46%)3797(Top 33%)3797(Top 209%)
25.2M25.20 mi0.35 mi13180+643785+193785+1910553(Top 40%)2979(Top 26%)2979(Top 164%)
Finish26.22 mi1.02 mi13122+583770+153770+1511905(Top 45%)3662(Top 32%)3662(Top 202%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 51%
×21stories
+97ft-345ft

Overall

13572

Females

3819

F45-49

3819

5K→10K

3.1 - 6.2 mi

Top 51%
×5stories
+79ft-138ft

Overall

13464

Females

3697

F45-49

3697

10K→15K

6.2 - 9.3 mi

Top 51%
×3stories
+67ft-78ft

Overall

13572

Females

3819

F45-49

3819

15K→20K

9.3 - 12.4 mi

Top 51%
×5stories
+106ft-86ft

Overall

13477

Females

3810

F45-49

3810

20K→Half

12.4 - 13.1 mi

Top 55%
×2stories
+19ft-37ft

Overall

14680

Females

4476

F45-49

4476

Half→25K

13.1 - 15.5 mi

Top 53%
×4stories
+66ft-88ft

Overall

14099

Females

4283

F45-49

4283

25K→30K

15.5 - 18.6 mi

Top 51%
×9stories
+181ft-148ft

Overall

13700

Females

4152

F45-49

4152

30K→20M

18.6 - 20.0 mi

Top 50%
×5stories
+64ft-50ft

Overall

13346

Females

4037

F45-49

4037

20M→21M

20.0 - 21.0 mi

Top 51%
×8stories
+106ft-24ft

Overall

13696

Females

4320

F45-49

4320

21M→35K

21.0 - 21.8 mi

Top 54%
×7stories
+17ft-86ft

Overall

14443

Females

4795

F45-49

4795

35K→23M

21.8 - 23.0 mi

Top 50%
×5stories
+23ft-63ft

Overall

13182

Females

4167

F45-49

4167

23M→24M

23.0 - 24.0 mi

Top 48%
×6stories
+12ft-82ft

Overall

12851

Females

4050

F45-49

4050

24M→40K

24.0 - 24.9 mi

Top 46%
×1story
+6ft-20ft

Overall

12240

Females

3797

F45-49

3797

40K→25.2M

24.9 - 25.2 mi

Top 40%
×1story
+13ft-16ft

Overall

10553

Females

2979

F45-49

2979

25.2M→Finish

25.2 - 26.2 mi

Top 45%
×2stories
+22ft-21ft

Overall

11905

Females

3662

F45-49

3662

Passing Analysis

Category:
Athletes Passed
1363
Passed By
2261
Net Change
-898
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#12224
5K → 10K109693-584#12224#12808
10K → 15K123367-244#12808#13052
15K → 20K141237-96#13052#13148
20K → Half14102-88#13148#13236
Half → 25K115218-103#13236#13339
25K → 30K173228-55#13339#13394
30K → 20M9768+29#13394#13365
20M → 21M8596-11#13365#13376
21M → 35K4576-31#13376#13407
35K → 23M11769+48#13407#13359
23M → 24M9442+52#13359#13307
24M → 40K8926+63#13307#13244
40K → 25.2M717+64#13244#13180
25.2M → Finish9032+58#13180#13122
TOTALS13632261-898
📊

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