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BOSTON MARATHON 2023

Amy Powers

Bib: 21234•F

IA

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

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
27:18
Rank: #19395
Start → 5K
27:18 | 8:47/mi
10K· 6.21 mi
54:17
Rank: #19334 (+61)
5K → 10K
26:59 | 8:41/mi
15K· 9.32 mi
1:21:18
Rank: #19179 (+155)
10K → 15K
27:01 | 8:42/mi
20K· 12.43 mi
1:48:24
Rank: #18911 (+268)
15K → 20K
27:06 | 8:43/mi
Half· 13.11 mi
1:54:19
Rank: #18913 (-2)
20K → Half
5:55 | 8:40/mi
25K· 15.53 mi
2:15:47
Rank: #18808 (+105)
Half → 25K
21:28 | 8:51/mi
30K· 18.64 mi
2:44:11
Rank: #18633 (+175)
25K → 30K
28:24 | 9:08/mi
20M
2:56:45
Rank: #18537 (+96)
30K → 20M
12:34 | 9:15/mi
21M
3:06:17
Rank: #18376 (+161)
20M → 21M
9:32 | 9:32/mi
35K· 21.75 mi
3:12:49
Rank: #18309 (+67)
21M → 35K
6:32 | 8:44/mi
23M
3:23:57
Rank: #18142 (+167)
35K → 23M
11:08 | 8:54/mi
24M
3:32:53
Rank: #18097 (+45)
23M → 24M
8:56 | 8:56/mi
40K· 24.85 mi
3:40:28
Rank: #18008 (+89)
24M → 40K
7:35 | 8:52/mi
25.2M
3:43:41
Rank: #17945 (+63)
40K → 25.2M
3:13 | 9:20/mi
Finish· 26.22 mi
3:52:23
Rank: #17849 (+96)
25.2M → Finish
8:42 | 8:32/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:54:19
Pace8:43 /mi
2nd Half
Distance13.11 mi
Time1:58:04
Pace9:00 /mi
📊Positive Split: 3.3% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:20:2127:188:4727:18
8:47
-
10K
6.21 mi11:47:2054:178:4426:59
8:41
-0:06
15K
9.32 mi12:14:211:21:188:4327:01
8:42
+0:01
20K
12.43 mi12:41:271:48:248:4327:06
8:43
+0:01
Half
13.11 mi12:47:221:54:198:435:55
8:40
-0:03
25K
15.53 mi13:08:502:15:478:4421:28
8:51
+0:11
30K
18.64 mi13:37:142:44:118:4828:24
9:08
+0:17
20M
20.00 mi13:49:482:56:458:5012:34
9:15
+0:07
21M
21.00 mi13:59:203:06:178:529:32
9:32
+0:17
35K
21.75 mi14:05:523:12:498:526:32
8:44
-0:48
23M
23.00 mi14:17:003:23:578:5211:08
8:54
+0:10
24M
24.00 mi14:25:563:32:538:528:56
8:56
+0:02
40K
24.85 mi14:33:313:40:288:527:35
8:52
-0:04
25.2M
25.20 mi14:36:443:43:418:533:13
9:20
+0:28
Finish
26.22 mi14:45:263:52:238:528:42
8:32
-0:48

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

8:32 /mi

Average Pace

8:52 /mi

Slowest Pace

9:32 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

3:42:51

96% of race

Time at Steady Pace

9:32

4% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 8:52 /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 mi11:20:2127:188:4727:18
8:47
#19395
10K
6.21 mi11:47:2054:178:4426:59
8:41
#19334
15K
9.32 mi12:14:211:21:188:4327:01
8:42
#19179
20K
12.43 mi12:41:271:48:248:4327:06
8:43
#18911
Half
13.11 mi12:47:221:54:198:435:55
8:40
#18913
25K
15.53 mi13:08:502:15:478:4421:28
8:51
#18808
30K
18.64 mi13:37:142:44:118:4828:24
9:08
#18633
20M
20.00 mi13:49:482:56:458:5012:34
9:15
#18537
21M
21.00 mi13:59:203:06:178:529:32
9:32
#18376
35K
21.75 mi14:05:523:12:498:526:32
8:44
#18309
23M
23.00 mi14:17:003:23:578:5211:08
8:54
#18142
24M
24.00 mi14:25:563:32:538:528:56
8:56
#18097
40K
24.85 mi14:33:313:40:288:527:35
8:52
#18008
25.2M
25.20 mi14:36:443:43:418:533:13
9:20
#17945
Finish
26.22 mi14:45:263:52:238:528:42
8:32
#17849
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF45-49Seg. OverallSeg. FemalesSeg. F45-49
5K3.11 mi3.11 mi193957436743618959(Top 71%)7074(Top 62%)7074(Top 389%)
10K6.21 mi3.10 mi19334+617357+797357+7919344(Top 73%)7290(Top 64%)7290(Top 401%)
15K9.32 mi3.11 mi19179+1557238+1197238+11918959(Top 71%)7074(Top 62%)7074(Top 389%)
20K12.43 mi3.11 mi18911+2687070+1687070+16818261(Top 69%)6646(Top 58%)6646(Top 366%)
Half13.11 mi0.68 mi18913-27070707018804(Top 71%)6961(Top 61%)6961(Top 383%)
25K15.53 mi2.42 mi18808+1057015+557015+5518248(Top 69%)6692(Top 59%)6692(Top 368%)
30K18.64 mi3.11 mi18633+1756938+776938+7717890(Top 67%)6584(Top 58%)6584(Top 362%)
20M20.00 mi1.36 mi18537+966890+486890+4817803(Top 67%)6637(Top 58%)6637(Top 365%)
21M21.00 mi1.00 mi18376+1616815+756815+7516147(Top 61%)5714(Top 50%)5714(Top 314%)
35K21.75 mi0.75 mi18309+676781+346781+3416626(Top 62%)6066(Top 53%)6066(Top 334%)
23M23.00 mi1.25 mi18142+1676696+856696+8515532(Top 58%)5477(Top 48%)5477(Top 301%)
24M24.00 mi1.00 mi18097+456686+106686+1016947(Top 64%)6328(Top 55%)6328(Top 348%)
40K24.85 mi0.85 mi18008+896646+406646+4015493(Top 58%)5587(Top 49%)5587(Top 307%)
25.2M25.20 mi0.35 mi17945+636606+406606+4014438(Top 54%)5008(Top 44%)5008(Top 276%)
Finish26.22 mi1.02 mi17849+966559+476559+4715674(Top 59%)5642(Top 49%)5642(Top 311%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 71%
×21stories
+97ft-345ft

Overall

18959

Females

7074

F45-49

7074

5K→10K

3.1 - 6.2 mi

Top 73%
×5stories
+79ft-138ft

Overall

19344

Females

7290

F45-49

7290

10K→15K

6.2 - 9.3 mi

Top 71%
×3stories
+67ft-78ft

Overall

18959

Females

7074

F45-49

7074

15K→20K

9.3 - 12.4 mi

Top 69%
×5stories
+106ft-86ft

Overall

18261

Females

6646

F45-49

6646

20K→Half

12.4 - 13.1 mi

Top 71%
×2stories
+19ft-37ft

Overall

18804

Females

6961

F45-49

6961

Half→25K

13.1 - 15.5 mi

Top 69%
×4stories
+66ft-88ft

Overall

18248

Females

6692

F45-49

6692

25K→30K

15.5 - 18.6 mi

Top 67%
×9stories
+181ft-148ft

Overall

17890

Females

6584

F45-49

6584

30K→20M

18.6 - 20.0 mi

Top 67%
×5stories
+64ft-50ft

Overall

17803

Females

6637

F45-49

6637

20M→21M

20.0 - 21.0 mi

Top 61%
×8stories
+106ft-24ft

Overall

16147

Females

5714

F45-49

5714

21M→35K

21.0 - 21.8 mi

Top 62%
×7stories
+17ft-86ft

Overall

16626

Females

6066

F45-49

6066

35K→23M

21.8 - 23.0 mi

Top 58%
×5stories
+23ft-63ft

Overall

15532

Females

5477

F45-49

5477

23M→24M

23.0 - 24.0 mi

Top 64%
×6stories
+12ft-82ft

Overall

16947

Females

6328

F45-49

6328

24M→40K

24.0 - 24.9 mi

Top 58%
×1story
+6ft-20ft

Overall

15493

Females

5587

F45-49

5587

40K→25.2M

24.9 - 25.2 mi

Top 54%
×1story
+13ft-16ft

Overall

14438

Females

5008

F45-49

5008

25.2M→Finish

25.2 - 26.2 mi

Top 59%
×2stories
+22ft-21ft

Overall

15674

Females

5642

F45-49

5642

Passing Analysis

Category:
Athletes Passed
2338
Passed By
792
Net Change
+1546
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#19395
5K → 10K368307+61#19395#19334
10K → 15K272117+155#19334#19179
15K → 20K31446+268#19179#18911
20K → Half3032-2#18911#18913
Half → 25K16459+105#18913#18808
25K → 30K25984+175#18808#18633
30K → 20M13539+96#18633#18537
20M → 21M18019+161#18537#18376
21M → 35K8215+67#18376#18309
35K → 23M17710+167#18309#18142
23M → 24M7833+45#18142#18097
24M → 40K10112+89#18097#18008
40K → 25.2M630+63#18008#17945
25.2M → Finish11519+96#17945#17849
TOTALS2338792+1546
📊

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