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BOSTON MARATHON 2023

Amy Robbins

Bib: 7739•F

MO

0:00
0:00
/ mi
Masters
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Overall
#0 / 26622
Gender (Female)
#0 / 11423
Top 44%
Masters (Masters Women)
#0 / 6539
Top 32%
Division (F50-54)
#0 / 1207
Top 24%
Race Day Weather
49°/39°F
light intensity drizzle

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
26:53
Rank: #18584
Start → 5K
26:53 | 8:39/mi
10K· 6.21 mi
53:28
Rank: #18544 (+40)
5K → 10K
26:35 | 8:33/mi
15K· 9.32 mi
1:19:44
Rank: #18198 (+346)
10K → 15K
26:16 | 8:27/mi
20K· 12.43 mi
1:45:33
Rank: #17510 (+688)
15K → 20K
25:49 | 8:19/mi
Half· 13.11 mi
1:51:05
Rank: #17389 (+121)
20K → Half
5:32 | 8:07/mi
25K· 15.53 mi
2:11:05
Rank: #16970 (+419)
Half → 25K
20:00 | 8:15/mi
30K· 18.64 mi
2:37:28
Rank: #16450 (+520)
25K → 30K
26:23 | 8:30/mi
20M
2:49:01
Rank: #16222 (+228)
30K → 20M
11:33 | 8:30/mi
21M
2:57:55
Rank: #16002 (+220)
20M → 21M
8:54 | 8:54/mi
35K· 21.75 mi
3:04:01
Rank: #15871 (+131)
21M → 35K
6:06 | 8:09/mi
23M
3:14:32
Rank: #15668 (+203)
35K → 23M
10:31 | 8:24/mi
24M
3:22:42
Rank: #15523 (+145)
23M → 24M
8:10 | 8:10/mi
40K· 24.85 mi
3:29:54
Rank: #15424 (+99)
24M → 40K
7:12 | 8:25/mi
25.2M
3:32:59
Rank: #15353 (+71)
40K → 25.2M
3:05 | 8:56/mi
Finish· 26.22 mi
3:41:14
Rank: #15244 (+109)
25.2M → Finish
8:15 | 8:06/mi

The Course

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Half Splits

1st Half· via Half⚖️ Balanced
Distance13.11 mi
Time1:51:05
Pace8:28 /mi
2nd Half⚖️ Balanced
Distance13.11 mi
Time1:50:09
Pace8:24 /mi
📊Even Split: Consistent pacing between halves

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:31:0826:538:3926:53
8:39
-
10K
6.21 mi10:57:4353:288:3626:35
8:33
-0:06
15K
9.32 mi11:23:591:19:448:3326:16
8:27
-0:06
20K
12.43 mi11:49:481:45:338:3025:49
8:19
-0:08
Half
13.11 mi11:55:201:51:058:285:32
8:07
-0:12
25K
15.53 mi12:15:202:11:058:2620:00
8:15
+0:08
30K
18.64 mi12:41:432:37:288:2726:23
8:30
+0:15
20M
20.00 mi12:53:162:49:018:2711:33
8:30
0:00
21M
21.00 mi13:02:102:57:558:288:54
8:54
+0:24
35K
21.75 mi13:08:163:04:018:286:06
8:09
-0:45
23M
23.00 mi13:18:473:14:328:2710:31
8:24
+0:15
24M
24.00 mi13:26:573:22:428:278:10
8:10
-0:14
40K
24.85 mi13:34:093:29:548:277:12
8:25
+0:15
25.2M
25.20 mi13:37:143:32:598:273:05
8:56
+0:31
Finish
26.22 mi13:45:293:41:148:278:15
8:06
-0:50

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

8:06 /mi

Average Pace

8:27 /mi

Slowest Pace

8:56 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

3:38:09

99% of race

Time at Steady Pace

3:05

1% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 8:26 /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 mi10:31:0826:538:3926:53
8:39
#18584
10K
6.21 mi10:57:4353:288:3626:35
8:33
#18544
15K
9.32 mi11:23:591:19:448:3326:16
8:27
#18198
20K
12.43 mi11:49:481:45:338:3025:49
8:19
#17510
Half
13.11 mi11:55:201:51:058:285:32
8:07
#17389
25K
15.53 mi12:15:202:11:058:2620:00
8:15
#16970
30K
18.64 mi12:41:432:37:288:2726:23
8:30
#16450
20M
20.00 mi12:53:162:49:018:2711:33
8:30
#16222
21M
21.00 mi13:02:102:57:558:288:54
8:54
#16002
35K
21.75 mi13:08:163:04:018:286:06
8:09
#15871
23M
23.00 mi13:18:473:14:328:2710:31
8:24
#15668
24M
24.00 mi13:26:573:22:428:278:10
8:10
#15523
40K
24.85 mi13:34:093:29:548:277:12
8:25
#15424
25.2M
25.20 mi13:37:143:32:598:273:05
8:56
#15353
Finish
26.22 mi13:45:293:41:148:278:15
8:06
#15244
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF50-54Seg. OverallSeg. FemalesSeg. F50-54
5K3.11 mi3.11 mi185846920692017496(Top 66%)6206(Top 54%)6206(Top 514%)
10K6.21 mi3.10 mi18544+406852+686852+6818600(Top 70%)6829(Top 60%)6829(Top 566%)
15K9.32 mi3.11 mi18198+3466638+2146638+21417496(Top 66%)6206(Top 54%)6206(Top 514%)
20K12.43 mi3.11 mi17510+6886222+4166222+41615666(Top 59%)5138(Top 45%)5138(Top 426%)
Half13.11 mi0.68 mi17389+1216155+676155+6715258(Top 57%)4843(Top 42%)4843(Top 401%)
25K15.53 mi2.42 mi16970+4195925+2305925+23014602(Top 55%)4590(Top 40%)4590(Top 380%)
30K18.64 mi3.11 mi16450+5205659+2665659+26614278(Top 54%)4502(Top 39%)4502(Top 373%)
20M20.00 mi1.36 mi16222+2285530+1295530+12913659(Top 51%)4219(Top 37%)4219(Top 350%)
21M21.00 mi1.00 mi16002+2205416+1145416+11412881(Top 48%)3889(Top 34%)3889(Top 322%)
35K21.75 mi0.75 mi15871+1315355+615355+6113211(Top 50%)4132(Top 36%)4132(Top 342%)
23M23.00 mi1.25 mi15668+2035266+895266+8912616(Top 47%)3867(Top 34%)3867(Top 320%)
24M24.00 mi1.00 mi15523+1455193+735193+7312431(Top 47%)3828(Top 34%)3828(Top 317%)
40K24.85 mi0.85 mi15424+995143+505143+5012888(Top 48%)4161(Top 36%)4161(Top 345%)
25.2M25.20 mi0.35 mi15353+715108+355108+3512270(Top 46%)3883(Top 34%)3883(Top 322%)
Finish26.22 mi1.02 mi15244+1095049+595049+5912790(Top 48%)4114(Top 36%)4114(Top 341%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 66%
×21stories
+97ft-345ft

Overall

17496

Females

6206

F50-54

6206

5K→10K

3.1 - 6.2 mi

Top 70%
×5stories
+79ft-138ft

Overall

18600

Females

6829

F50-54

6829

10K→15K

6.2 - 9.3 mi

Top 66%
×3stories
+67ft-78ft

Overall

17496

Females

6206

F50-54

6206

15K→20K

9.3 - 12.4 mi

Top 59%
×5stories
+106ft-86ft

Overall

15666

Females

5138

F50-54

5138

20K→Half

12.4 - 13.1 mi

Top 57%
×2stories
+19ft-37ft

Overall

15258

Females

4843

F50-54

4843

Half→25K

13.1 - 15.5 mi

Top 55%
×4stories
+66ft-88ft

Overall

14602

Females

4590

F50-54

4590

25K→30K

15.5 - 18.6 mi

Top 54%
×9stories
+181ft-148ft

Overall

14278

Females

4502

F50-54

4502

30K→20M

18.6 - 20.0 mi

Top 51%
×5stories
+64ft-50ft

Overall

13659

Females

4219

F50-54

4219

20M→21M

20.0 - 21.0 mi

Top 48%
×8stories
+106ft-24ft

Overall

12881

Females

3889

F50-54

3889

21M→35K

21.0 - 21.8 mi

Top 50%
×7stories
+17ft-86ft

Overall

13211

Females

4132

F50-54

4132

35K→23M

21.8 - 23.0 mi

Top 47%
×5stories
+23ft-63ft

Overall

12616

Females

3867

F50-54

3867

23M→24M

23.0 - 24.0 mi

Top 47%
×6stories
+12ft-82ft

Overall

12431

Females

3828

F50-54

3828

24M→40K

24.0 - 24.9 mi

Top 48%
×1story
+6ft-20ft

Overall

12888

Females

4161

F50-54

4161

40K→25.2M

24.9 - 25.2 mi

Top 46%
×1story
+13ft-16ft

Overall

12270

Females

3883

F50-54

3883

25.2M→Finish

25.2 - 26.2 mi

Top 48%
×2stories
+22ft-21ft

Overall

12790

Females

4114

F50-54

4114

Passing Analysis

Category:
Athletes Passed
3815
Passed By
475
Net Change
+3340
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#18584
5K → 10K365325+40#18584#18544
10K → 15K40155+346#18544#18198
15K → 20K6957+688#18198#17510
20K → Half1243+121#17510#17389
Half → 25K4256+419#17389#16970
25K → 30K5277+520#16970#16450
30K → 20M2324+228#16450#16222
20M → 21M2266+220#16222#16002
21M → 35K1332+131#16002#15871
35K → 23M21310+203#15871#15668
23M → 24M1549+145#15668#15523
24M → 40K11314+99#15523#15424
40K → 25.2M721+71#15424#15353
25.2M → Finish13526+109#15353#15244
TOTALS3815475+3340
📊

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