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BOSTON MARATHON 2023

Amy Hiebert

Bib: 16735•F

TX

0:00
0:00
/ mi
Masters
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Overall
#0 / 26622
Top 47%
Gender (Female)
#0 / 11423
Top 30%
Masters (Masters Women)
#0 / 6539
Top 16%
Division (F45-49)
#0 / 1817
Top 17%
Race Day Weather
49°/39°F
light intensity drizzle

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
24:29
Rank: #13093
Start → 5K
24:29 | 7:53/mi
10K· 6.21 mi
49:01
Rank: #13499 (-406)
5K → 10K
24:32 | 7:54/mi
15K· 9.32 mi
1:13:41
Rank: #13618 (-119)
10K → 15K
24:40 | 7:56/mi
20K· 12.43 mi
1:38:26
Rank: #13466 (+152)
15K → 20K
24:45 | 7:58/mi
Half· 13.11 mi
1:43:52
Rank: #13505 (-39)
20K → Half
5:26 | 7:58/mi
25K· 15.53 mi
2:03:16
Rank: #13338 (+167)
Half → 25K
19:24 | 8:00/mi
30K· 18.64 mi
2:29:01
Rank: #13251 (+87)
25K → 30K
25:45 | 8:17/mi
20M
2:40:22
Rank: #13185 (+66)
30K → 20M
11:21 | 8:21/mi
21M
2:48:43
Rank: #12933 (+252)
20M → 21M
8:21 | 8:21/mi
35K· 21.75 mi
2:54:35
Rank: #12843 (+90)
21M → 35K
5:52 | 7:51/mi
23M
3:04:45
Rank: #12705 (+138)
35K → 23M
10:10 | 8:07/mi
24M
3:12:47
Rank: #12636 (+69)
23M → 24M
8:02 | 8:03/mi
40K· 24.85 mi
3:19:40
Rank: #12549 (+87)
24M → 40K
6:53 | 8:03/mi
25.2M
3:22:41
Rank: #12518 (+31)
40K → 25.2M
3:01 | 8:45/mi
Finish· 26.22 mi
3:30:44
Rank: #12454 (+64)
25.2M → Finish
8:03 | 7:54/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:43:52
Pace7:55 /mi
2nd Half
Distance13.11 mi
Time1:46:52
Pace8:09 /mi
📊Positive Split: 2.9% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:14:4924:297:5324:29
7:53
-
10K
6.21 mi11:39:2149:017:5324:32
7:54
+0:01
15K
9.32 mi12:04:011:13:417:5424:40
7:56
+0:02
20K
12.43 mi12:28:461:38:267:5524:45
7:58
+0:02
Half
13.11 mi12:34:121:43:527:555:26
7:58
0:00
25K
15.53 mi12:53:362:03:167:5619:24
8:00
+0:02
30K
18.64 mi13:19:212:29:018:0025:45
8:17
+0:17
20M
20.00 mi13:30:422:40:228:0111:21
8:21
+0:04
21M
21.00 mi13:39:032:48:438:028:21
8:21
0:00
35K
21.75 mi13:44:552:54:358:025:52
7:51
-0:30
23M
23.00 mi13:55:053:04:458:0210:10
8:07
+0:16
24M
24.00 mi14:03:073:12:478:028:02
8:03
-0:04
40K
24.85 mi14:10:003:19:408:026:53
8:03
0:00
25.2M
25.20 mi14:13:013:22:418:033:01
8:45
+0:42
Finish
26.22 mi14:21:043:30:448:038:03
7:54
-0:51

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

7:51 /mi

Average Pace

8:03 /mi

Slowest Pace

8:45 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

3:27:43

99% of race

Time at Steady Pace

3:01

1% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 8:02 /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 mi11:14:4924:297:5324:29
7:53
#13093
10K
6.21 mi11:39:2149:017:5324:32
7:54
#13499
15K
9.32 mi12:04:011:13:417:5424:40
7:56
#13618
20K
12.43 mi12:28:461:38:267:5524:45
7:58
#13466
Half
13.11 mi12:34:121:43:527:555:26
7:58
#13505
25K
15.53 mi12:53:362:03:167:5619:24
8:00
#13338
30K
18.64 mi13:19:212:29:018:0025:45
8:17
#13251
20M
20.00 mi13:30:422:40:228:0111:21
8:21
#13185
21M
21.00 mi13:39:032:48:438:028:21
8:21
#12933
35K
21.75 mi13:44:552:54:358:025:52
7:51
#12843
23M
23.00 mi13:55:053:04:458:0210:10
8:07
#12705
24M
24.00 mi14:03:073:12:478:028:02
8:03
#12636
40K
24.85 mi14:10:003:19:408:026:53
8:03
#12549
25.2M
25.20 mi14:13:013:22:418:033:01
8:45
#12518
Finish
26.22 mi14:21:043:30:448:038:03
7:54
#12454
Faster pace
Steady pace
Slower pace
Est.Checkpoint not recorded (estimated)
~Segment time uses estimated prior

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF45-49Seg. OverallSeg. FemalesSeg. F45-49
5K3.11 mi3.11 mi130933496349613916(Top 52%)4033(Top 35%)4033(Top 222%)
10K6.21 mi3.10 mi13499-4063735-2393735-23913964(Top 52%)4020(Top 35%)4020(Top 221%)
15K9.32 mi3.11 mi13618-1193828-933828-9313916(Top 52%)4033(Top 35%)4033(Top 222%)
20K12.43 mi3.11 mi13466+1523764+643764+6413128(Top 49%)3620(Top 32%)3620(Top 199%)
Half13.11 mi0.68 mi13505-393785-213785-2114182(Top 53%)4209(Top 37%)4209(Top 232%)
25K15.53 mi2.42 mi13338+1673709+763709+7612763(Top 48%)3497(Top 31%)3497(Top 192%)
30K18.64 mi3.11 mi13251+873697+123697+1212956(Top 49%)3727(Top 33%)3727(Top 205%)
20M20.00 mi1.36 mi13185+663671+263671+2612661(Top 48%)3675(Top 32%)3675(Top 202%)
21M21.00 mi1.00 mi12933+2523547+1243547+1249589(Top 36%)2198(Top 19%)2198(Top 121%)
35K21.75 mi0.75 mi12843+903513+343513+3411012(Top 41%)2889(Top 25%)2889(Top 159%)
23M23.00 mi1.25 mi12705+1383455+583455+5810641(Top 40%)2844(Top 25%)2844(Top 157%)
24M24.00 mi1.00 mi12636+693436+193436+1911532(Top 43%)3362(Top 29%)3362(Top 185%)
40K24.85 mi0.85 mi12549+873404+323404+3210311(Top 39%)2820(Top 25%)2820(Top 155%)
25.2M25.20 mi0.35 mi12518+313393+113393+1111099(Top 42%)3257(Top 29%)3257(Top 179%)
Finish26.22 mi1.02 mi12454+643378+153378+1511419(Top 43%)3407(Top 30%)3407(Top 188%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 52%
×21stories
+97ft-345ft

Overall

13916

Females

4033

F45-49

4033

5K→10K

3.1 - 6.2 mi

Top 52%
×5stories
+79ft-138ft

Overall

13964

Females

4020

F45-49

4020

10K→15K

6.2 - 9.3 mi

Top 52%
×3stories
+67ft-78ft

Overall

13916

Females

4033

F45-49

4033

15K→20K

9.3 - 12.4 mi

Top 49%
×5stories
+106ft-86ft

Overall

13128

Females

3620

F45-49

3620

20K→Half

12.4 - 13.1 mi

Top 53%
×2stories
+19ft-37ft

Overall

14182

Females

4209

F45-49

4209

Half→25K

13.1 - 15.5 mi

Top 48%
×4stories
+66ft-88ft

Overall

12763

Females

3497

F45-49

3497

25K→30K

15.5 - 18.6 mi

Top 49%
×9stories
+181ft-148ft

Overall

12956

Females

3727

F45-49

3727

30K→20M

18.6 - 20.0 mi

Top 48%
×5stories
+64ft-50ft

Overall

12661

Females

3675

F45-49

3675

20M→21M

20.0 - 21.0 mi

Top 36%
×8stories
+106ft-24ft

Overall

9589

Females

2198

F45-49

2198

21M→35K

21.0 - 21.8 mi

Top 41%
×7stories
+17ft-86ft

Overall

11012

Females

2889

F45-49

2889

35K→23M

21.8 - 23.0 mi

Top 40%
×5stories
+23ft-63ft

Overall

10641

Females

2844

F45-49

2844

23M→24M

23.0 - 24.0 mi

Top 43%
×6stories
+12ft-82ft

Overall

11532

Females

3362

F45-49

3362

24M→40K

24.0 - 24.9 mi

Top 39%
×1story
+6ft-20ft

Overall

10311

Females

2820

F45-49

2820

40K→25.2M

24.9 - 25.2 mi

Top 42%
×1story
+13ft-16ft

Overall

11099

Females

3257

F45-49

3257

25.2M→Finish

25.2 - 26.2 mi

Top 43%
×2stories
+22ft-21ft

Overall

11419

Females

3407

F45-49

3407

Passing Analysis

Category:
Athletes Passed
2013
Passed By
1374
Net Change
+639
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#13093
5K → 10K144550-406#13093#13499
10K → 15K151270-119#13499#13618
15K → 20K255103+152#13618#13466
20K → Half2059-39#13466#13505
Half → 25K21548+167#13505#13338
25K → 30K231144+87#13338#13251
30K → 20M12155+66#13251#13185
20M → 21M2619+252#13185#12933
21M → 35K10212+90#12933#12843
35K → 23M15921+138#12843#12705
23M → 24M10435+69#12705#12636
24M → 40K10720+87#12636#12549
40K → 25.2M4312+31#12549#12518
25.2M → Finish10036+64#12518#12454
TOTALS20131374+639
📊

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