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BOSTON MARATHON 2023

Michelle Baker

Bib: 22474•F

TX

0:00
0:00
/ mi
Masters
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Overall
#0 / 26622
Gender (Female)
#0 / 11423
Masters (Masters Women)
#0 / 6539
Top 42%
Division (F45-49)
#0 / 1817
Top 50%
Race Day Weather
49°/39°F
light intensity drizzle

⏱️ Race Timeline

Course Elevation
7–469 ft
≈
×2stacked redwood trees
•▲ 890 ft climb · ▼ 1342 ft descent
Ribbon color based on
FasterSteadySlower· vs. your average pace
Start
0:00
Race begins
5K· 3.11 mi
8:44/mi
27:09
↑ 97↓ 3451.5%
10K· 6.21 mi
8:41/mi
54:09
↑ 79↓ 1380.4%
15K· 9.32 mi
8:36/mi
1:20:51
↑ 67↓ 78
20K· 12.43 mi
8:38/mi
1:47:41
↑ 106↓ 860.1%
Half· 13.11 mi
8:26/mi
1:53:26
↑ 19↓ 370.5%
25K· 15.53 mi
8:43/mi
2:14:33
↑ 66↓ 880.2%
30K· 18.64 mi
8:48/mi
2:41:52
↑ 181↓ 1480.2%
20M
8:53/mi
2:53:56
↑ 64↓ 500.2%
21M
9:04/mi
3:03:00
↑ 106↓ 241.6%
35K· 21.75 mi
8:15/mi
3:09:10
↑ 17↓ 861.7%
23M
8:28/mi
3:19:46
↑ 23↓ 630.6%
24M
8:25/mi
3:28:11
↓ 821.3%
40K· 24.85 mi
8:30/mi
3:35:27
↓ 200.3%
25.2M
9:17/mi
3:38:39
↑ 13↓ 160.2%
Finish· 26.22 mi
8:21/mi
3:47:10
↑ 22↓ 21

The Course

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Half Splits

1st Half· via Half⚖️ Balanced
Distance13.11 mi
Time1:53:26
Pace8:39 /mi
2nd Half⚖️ Balanced
Distance13.11 mi
Time1:53:44
Pace8:41 /mi
📊Even Split: Consistent pacing between halves

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:22:0627:098:4427:09
8:44
-
10K
6.21 mi11:49:0654:098:4327:00
8:41
-0:03
15K
9.32 mi12:15:481:20:518:4026:42
8:36
-0:05
20K
12.43 mi12:42:381:47:418:4026:50
8:38
+0:02
Half
13.11 mi12:48:231:53:268:395:45
8:26
-0:12
25K
15.53 mi13:09:302:14:338:4021:07
8:43
+0:17
30K
18.64 mi13:36:492:41:528:4127:19
8:48
+0:05
20M
20.00 mi13:48:532:53:568:4212:04
8:53
+0:05
21M
21.00 mi13:57:573:03:008:439:04
9:04
+0:11
35K
21.75 mi14:04:073:09:108:426:10
8:15
-0:49
23M
23.00 mi14:14:433:19:468:4110:36
8:28
+0:13
24M
24.00 mi14:23:083:28:118:408:25
8:25
-0:03
40K
24.85 mi14:30:243:35:278:407:16
8:30
+0:05
25.2M
25.20 mi14:33:363:38:398:413:12
9:17
+0:47
Finish
26.22 mi14:42:073:47:108:408:31
8:21
-0:56

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

8:15 /mi

Average Pace

8:40 /mi

Slowest Pace

9:17 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

3:43:58

99% of race

Time at Steady Pace

3:12

1% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 8:40 /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 mi11:22:0627:098:4427:09
8:44
#19120
10K
6.21 mi11:49:0654:098:4327:00
8:41
#19193
15K
9.32 mi12:15:481:20:518:4026:42
8:36
#18899
20K
12.43 mi12:42:381:47:418:4026:50
8:38
#18610
Half
13.11 mi12:48:231:53:268:395:45
8:26
#18536
25K
15.53 mi13:09:302:14:338:4021:07
8:43
#18346
30K
18.64 mi13:36:492:41:528:4127:19
8:48
#17874
20M
20.00 mi13:48:532:53:568:4212:04
8:53
#17709
21M
21.00 mi13:57:573:03:008:439:04
9:04
#17470
35K
21.75 mi14:04:073:09:108:426:10
8:15
#17325
23M
23.00 mi14:14:433:19:468:4110:36
8:28
#17081
24M
24.00 mi14:23:083:28:118:408:25
8:25
#16946
40K
24.85 mi14:30:243:35:278:407:16
8:30
#16809
25.2M
25.20 mi14:33:363:38:398:413:12
9:17
#16757
Finish
26.22 mi14:42:073:47:108:408:31
8:21
#16660
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF45-49Seg. OverallSeg. FemalesSeg. F45-49
5K3.11 mi3.11 mi191207274727418400(Top 69%)6732(Top 59%)6732(Top 371%)
10K6.21 mi3.10 mi19193-737273+17273+119375(Top 73%)7302(Top 64%)7302(Top 402%)
15K9.32 mi3.11 mi18899+2947067+2067067+20618400(Top 69%)6732(Top 59%)6732(Top 371%)
20K12.43 mi3.11 mi18610+2896873+1946873+19417723(Top 67%)6353(Top 56%)6353(Top 350%)
Half13.11 mi0.68 mi18536+746824+496824+4917334(Top 65%)6080(Top 53%)6080(Top 335%)
25K15.53 mi2.42 mi18346+1906735+896735+8917429(Top 65%)6240(Top 55%)6240(Top 343%)
30K18.64 mi3.11 mi17874+4726488+2476488+24716022(Top 60%)5515(Top 48%)5515(Top 304%)
20M20.00 mi1.36 mi17709+1656403+856403+8515921(Top 60%)5528(Top 48%)5528(Top 304%)
21M21.00 mi1.00 mi17470+2396274+1296274+12913835(Top 52%)4413(Top 39%)4413(Top 243%)
35K21.75 mi0.75 mi17325+1456202+726202+7213821(Top 52%)4484(Top 39%)4484(Top 247%)
23M23.00 mi1.25 mi17081+2446066+1366066+13613045(Top 49%)4108(Top 36%)4108(Top 226%)
24M24.00 mi1.00 mi16946+1356009+576009+5714018(Top 53%)4692(Top 41%)4692(Top 258%)
40K24.85 mi0.85 mi16809+1375950+595950+5913397(Top 50%)4433(Top 39%)4433(Top 244%)
25.2M25.20 mi0.35 mi16757+525925+255925+2514178(Top 53%)4862(Top 43%)4862(Top 268%)
Finish26.22 mi1.02 mi16660+975876+495876+4914490(Top 54%)4998(Top 44%)4998(Top 275%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 69%
×21story building
+97ft-345ft

Overall

18400

Females

6732

F45-49

6732

5K→10K

3.1 - 6.2 mi

Top 73%
×5story building
+79ft-138ft

Overall

19375

Females

7302

F45-49

7302

10K→15K

6.2 - 9.3 mi

Top 69%
×3story building
+67ft-78ft

Overall

18400

Females

6732

F45-49

6732

15K→20K

9.3 - 12.4 mi

Top 67%
×5story building
+106ft-86ft

Overall

17723

Females

6353

F45-49

6353

20K→Half

12.4 - 13.1 mi

Top 65%
×2story building
+19ft-37ft

Overall

17334

Females

6080

F45-49

6080

Half→25K

13.1 - 15.5 mi

Top 65%
×4story building
+66ft-88ft

Overall

17429

Females

6240

F45-49

6240

25K→30K

15.5 - 18.6 mi

Top 60%
×9story building
+181ft-148ft

Overall

16022

Females

5515

F45-49

5515

30K→20M

18.6 - 20.0 mi

Top 60%
×5story building
+64ft-50ft

Overall

15921

Females

5528

F45-49

5528

20M→21M

20.0 - 21.0 mi

Top 52%
×8story building
+106ft-24ft

Overall

13835

Females

4413

F45-49

4413

21M→35K

21.0 - 21.8 mi

Top 52%
×7story building
+17ft-86ft

Overall

13821

Females

4484

F45-49

4484

35K→23M

21.8 - 23.0 mi

Top 49%
×5story building
+23ft-63ft

Overall

13045

Females

4108

F45-49

4108

23M→24M

23.0 - 24.0 mi

Top 53%
×6story building
+12ft-82ft

Overall

14018

Females

4692

F45-49

4692

24M→40K

24.0 - 24.9 mi

Top 50%
×1story
+6ft-20ft

Overall

13397

Females

4433

F45-49

4433

40K→25.2M

24.9 - 25.2 mi

Top 53%
×1story
+13ft-16ft

Overall

14178

Females

4862

F45-49

4862

25.2M→Finish

25.2 - 26.2 mi

Top 54%
×2story building
+22ft-21ft

Overall

14490

Females

4998

F45-49

4998

Passing Analysis

Category:
Athletes Passed
3092
Passed By
632
Net Change
+2460
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#19120
5K → 10K301374-73#19120#19193
10K → 15K36268+294#19193#18899
15K → 20K33950+289#18899#18610
20K → Half784+74#18610#18536
Half → 25K23747+190#18536#18346
25K → 30K48917+472#18346#17874
30K → 20M18520+165#17874#17709
20M → 21M2456+239#17709#17470
21M → 35K1472+145#17470#17325
35K → 23M2539+244#17325#17081
23M → 24M1416+135#17081#16946
24M → 40K1425+137#16946#16809
40K → 25.2M564+52#16809#16757
25.2M → Finish11720+97#16757#16660
TOTALS3092632+2460
📊

Passing Visuals

Category:
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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