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BOSTON MARATHON 2023

Joanne Bailey

Bib: 23502•F

NE

0:00
0:00
/ mi
Masters
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Overall
#0 / 26622
Gender (Female)
#0 / 11423
Masters (Masters Women)
#0 / 6539
Division (F60-64)
#0 / 527
Top 19%
Race Day Weather
49°/39°F
light intensity drizzle

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
27:24
Rank: #19570
Start → 5K
27:24 | 8:49/mi
10K· 6.21 mi
54:40
Rank: #19667 (-97)
5K → 10K
27:16 | 8:47/mi
15K· 9.32 mi
1:22:07
Rank: #19653 (+14)
10K → 15K
27:27 | 8:50/mi
20K· 12.43 mi
1:49:46
Rank: #19499 (+154)
15K → 20K
27:39 | 8:54/mi
Half· 13.11 mi
1:55:40
Rank: #19456 (+43)
20K → Half
5:54 | 8:39/mi
25K· 15.53 mi
2:17:09
Rank: #19256 (+200)
Half → 25K
21:29 | 8:52/mi
30K· 18.64 mi
2:45:23
Rank: #18962 (+294)
25K → 30K
28:14 | 9:05/mi
20M
2:57:41
Rank: #18806 (+156)
30K → 20M
12:18 | 9:03/mi
21M
3:07:27
Rank: #18677 (+129)
20M → 21M
9:46 | 9:46/mi
35K· 21.75 mi
3:14:00
Rank: #18599 (+78)
21M → 35K
6:33 | 8:45/mi
23M
3:25:17
Rank: #18445 (+154)
35K → 23M
11:17 | 9:01/mi
24M
3:34:05
Rank: #18343 (+102)
23M → 24M
8:48 | 8:48/mi
40K· 24.85 mi
3:41:36
Rank: #18236 (+107)
24M → 40K
7:31 | 8:47/mi
25.2M
3:44:55
Rank: #18202 (+34)
40K → 25.2M
3:19 | 9:37/mi
Finish· 26.22 mi
3:53:44
Rank: #18131 (+71)
25.2M → Finish
8:49 | 8:39/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:55:40
Pace8:49 /mi
2nd Half
Distance13.11 mi
Time1:58:04
Pace9:00 /mi
📊Positive Split: 2.1% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:23:3027:248:4927:24
8:49
-
10K
6.21 mi11:50:4654:408:4827:16
8:47
-0:02
15K
9.32 mi12:18:131:22:078:4927:27
8:50
+0:03
20K
12.43 mi12:45:521:49:468:5027:39
8:54
+0:04
Half
13.11 mi12:51:461:55:408:495:54
8:39
-0:15
25K
15.53 mi13:13:152:17:098:5021:29
8:52
+0:13
30K
18.64 mi13:41:292:45:238:5228:14
9:05
+0:13
20M
20.00 mi13:53:472:57:418:5312:18
9:03
-0:02
21M
21.00 mi14:03:333:07:278:569:46
9:46
+0:43
35K
21.75 mi14:10:063:14:008:556:33
8:45
-1:01
23M
23.00 mi14:21:233:25:178:5611:17
9:01
+0:16
24M
24.00 mi14:30:113:34:058:558:48
8:48
-0:13
40K
24.85 mi14:37:423:41:368:557:31
8:47
-0:01
25.2M
25.20 mi14:41:013:44:558:563:19
9:37
+0:50
Finish
26.22 mi14:49:503:53:448:558:49
8:39
-0:58

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

8:39 /mi

Average Pace

8:55 /mi

Slowest Pace

9:46 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

3:40:39

94% of race

Time at Steady Pace

13:05

6% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 8:55 /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 mi11:23:3027:248:4927:24
8:49
#19570
10K
6.21 mi11:50:4654:408:4827:16
8:47
#19667
15K
9.32 mi12:18:131:22:078:4927:27
8:50
#19653
20K
12.43 mi12:45:521:49:468:5027:39
8:54
#19499
Half
13.11 mi12:51:461:55:408:495:54
8:39
#19456
25K
15.53 mi13:13:152:17:098:5021:29
8:52
#19256
30K
18.64 mi13:41:292:45:238:5228:14
9:05
#18962
20M
20.00 mi13:53:472:57:418:5312:18
9:03
#18806
21M
21.00 mi14:03:333:07:278:569:46
9:46
#18677
35K
21.75 mi14:10:063:14:008:556:33
8:45
#18599
23M
23.00 mi14:21:233:25:178:5611:17
9:01
#18445
24M
24.00 mi14:30:113:34:058:558:48
8:48
#18343
40K
24.85 mi14:37:423:41:368:557:31
8:47
#18236
25.2M
25.20 mi14:41:013:44:558:563:19
9:37
#18202
Finish
26.22 mi14:49:503:53:448:558:49
8:39
#18131
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF60-64Seg. OverallSeg. FemalesSeg. F60-64
5K3.11 mi3.11 mi195707556755619706(Top 74%)7505(Top 66%)7505(Top 1424%)
10K6.21 mi3.10 mi19667-977568-127568-1219815(Top 74%)7588(Top 66%)7588(Top 1440%)
15K9.32 mi3.11 mi19653+147541+277541+2719706(Top 74%)7505(Top 66%)7505(Top 1424%)
20K12.43 mi3.11 mi19499+1547426+1157426+11519207(Top 72%)7213(Top 63%)7213(Top 1369%)
Half13.11 mi0.68 mi19456+437401+257401+2518653(Top 70%)6867(Top 60%)6867(Top 1303%)
25K15.53 mi2.42 mi19256+2007273+1287273+12818284(Top 69%)6716(Top 59%)6716(Top 1274%)
30K18.64 mi3.11 mi18962+2947117+1567117+15617639(Top 66%)6437(Top 56%)6437(Top 1221%)
20M20.00 mi1.36 mi18806+1567040+777040+7716831(Top 63%)6056(Top 53%)6056(Top 1149%)
21M21.00 mi1.00 mi18677+1296971+696971+6917142(Top 64%)6277(Top 55%)6277(Top 1191%)
35K21.75 mi0.75 mi18599+786933+386933+3816769(Top 63%)6157(Top 54%)6157(Top 1168%)
23M23.00 mi1.25 mi18445+1546873+606873+6016150(Top 61%)5830(Top 51%)5830(Top 1106%)
24M24.00 mi1.00 mi18343+1026824+496824+4916230(Top 61%)5943(Top 52%)5943(Top 1128%)
40K24.85 mi0.85 mi18236+1076777+476777+4715089(Top 57%)5358(Top 47%)5358(Top 1017%)
25.2M25.20 mi0.35 mi18202+346762+156762+1515822(Top 59%)5778(Top 51%)5778(Top 1096%)
Finish26.22 mi1.02 mi18131+716728+346728+3416285(Top 61%)5992(Top 52%)5992(Top 1137%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 74%
×21stories
+97ft-345ft

Overall

19706

Females

7505

F60-64

7505

5K→10K

3.1 - 6.2 mi

Top 74%
×5stories
+79ft-138ft

Overall

19815

Females

7588

F60-64

7588

10K→15K

6.2 - 9.3 mi

Top 74%
×3stories
+67ft-78ft

Overall

19706

Females

7505

F60-64

7505

15K→20K

9.3 - 12.4 mi

Top 72%
×5stories
+106ft-86ft

Overall

19207

Females

7213

F60-64

7213

20K→Half

12.4 - 13.1 mi

Top 70%
×2stories
+19ft-37ft

Overall

18653

Females

6867

F60-64

6867

Half→25K

13.1 - 15.5 mi

Top 69%
×4stories
+66ft-88ft

Overall

18284

Females

6716

F60-64

6716

25K→30K

15.5 - 18.6 mi

Top 66%
×9stories
+181ft-148ft

Overall

17639

Females

6437

F60-64

6437

30K→20M

18.6 - 20.0 mi

Top 63%
×5stories
+64ft-50ft

Overall

16831

Females

6056

F60-64

6056

20M→21M

20.0 - 21.0 mi

Top 64%
×8stories
+106ft-24ft

Overall

17142

Females

6277

F60-64

6277

21M→35K

21.0 - 21.8 mi

Top 63%
×7stories
+17ft-86ft

Overall

16769

Females

6157

F60-64

6157

35K→23M

21.8 - 23.0 mi

Top 61%
×5stories
+23ft-63ft

Overall

16150

Females

5830

F60-64

5830

23M→24M

23.0 - 24.0 mi

Top 61%
×6stories
+12ft-82ft

Overall

16230

Females

5943

F60-64

5943

24M→40K

24.0 - 24.9 mi

Top 57%
×1story
+6ft-20ft

Overall

15089

Females

5358

F60-64

5358

40K→25.2M

24.9 - 25.2 mi

Top 59%
×1story
+13ft-16ft

Overall

15822

Females

5778

F60-64

5778

25.2M→Finish

25.2 - 26.2 mi

Top 61%
×2stories
+22ft-21ft

Overall

16285

Females

5992

F60-64

5992

Passing Analysis

Category:
Athletes Passed
2275
Passed By
836
Net Change
+1439
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#19570
5K → 10K262359-97#19570#19667
10K → 15K191177+14#19667#19653
15K → 20K23581+154#19653#19499
20K → Half5310+43#19499#19456
Half → 25K23535+200#19456#19256
25K → 30K34248+294#19256#18962
30K → 20M17822+156#18962#18806
20M → 21M15223+129#18806#18677
21M → 35K9113+78#18677#18599
35K → 23M17016+154#18599#18445
23M → 24M11210+102#18445#18343
24M → 40K11710+107#18343#18236
40K → 25.2M439+34#18236#18202
25.2M → Finish9423+71#18202#18131
TOTALS2275836+1439
📊

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