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BOSTON MARATHON 2023

Ruth Henshaw

Bib: 20826•F

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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
26:38
Rank: #18072
Start → 5K
26:38 | 8:34/mi
10K· 6.21 mi
53:42
Rank: #18766 (-694)
5K → 10K
27:04 | 8:43/mi
15K· 9.32 mi
1:21:54
Rank: #19540 (-774)
10K → 15K
28:12 | 9:05/mi
20K· 12.43 mi
1:53:21
Rank: #20877 (-1337)
15K → 20K
31:27 | 10:07/mi
Half· 13.11 mi
2:00:00
Rank: #21013 (-136)
20K → Half
6:39 | 9:45/mi
25K· 15.53 mi
2:28:14
Rank: #22013 (-1000)
Half → 25K
28:14 | 11:39/mi
30K· 18.64 mi
3:03:26
Rank: #22420 (-407)
25K → 30K
35:12 | 11:20/mi
20M
3:17:39
Rank: #22366 (+54)
30K → 20M
14:13 | 10:28/mi
21M
3:29:11
Rank: #22335 (+31)
20M → 21M
11:32 | 11:32/mi
35K· 21.75 mi
3:36:22
Rank: #22253 (+82)
21M → 35K
7:11 | 9:36/mi
23M
3:51:07
Rank: #22361 (-108)
35K → 23M
14:45 | 11:47/mi
24M
4:01:09
Rank: #22309 (+52)
23M → 24M
10:02 | 10:02/mi
40K· 24.85 mi
4:10:09
Rank: #22270 (+39)
24M → 40K
9:00 | 10:32/mi
25.2M
4:13:58
Rank: #22244 (+26)
40K → 25.2M
3:49 | 11:04/mi
Finish· 26.22 mi
4:23:54
Rank: #22207 (+37)
25.2M → Finish
9:56 | 9:45/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time2:00:00
Pace9:09 /mi
2nd Half
Distance13.11 mi
Time2:23:54
Pace10:59 /mi
📊Positive Split: 19.9% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:19:2326:388:3426:38
8:34
-
10K
6.21 mi11:46:2753:428:3927:04
8:43
+0:09
15K
9.32 mi12:14:391:21:548:4728:12
9:05
+0:22
20K
12.43 mi12:46:061:53:219:0731:27
10:07
+1:02
Half
13.11 mi12:52:452:00:009:096:39
9:45
-0:22
25K
15.53 mi13:20:592:28:149:3328:14
11:39
+1:54
30K
18.64 mi13:56:113:03:269:5035:12
11:20
-0:19
20M
20.00 mi14:10:243:17:399:5314:13
10:28
-0:52
21M
21.00 mi14:21:563:29:119:5811:32
11:32
+1:04
35K
21.75 mi14:29:073:36:229:577:11
9:36
-1:56
23M
23.00 mi14:43:523:51:0710:0314:45
11:47
+2:11
24M
24.00 mi14:53:544:01:0910:0310:02
10:02
-1:45
40K
24.85 mi15:02:544:10:0910:049:00
10:32
+0:30
25.2M
25.20 mi15:06:434:13:5810:053:49
11:04
+0:32
Finish
26.22 mi15:16:394:23:5410:049:56
9:45
-1:19

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

8:34 /mi

Average Pace

10:04 /mi

Slowest Pace

11:47 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

1:29:05

34% of race

Time at Steady Pace

1:21:17

31% of race

Time at Slower Pace

1:33:32

35% of race

Average Pace: 10:04 /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 mi11:19:2326:388:3426:38
8:34
#18072
10K
6.21 mi11:46:2753:428:3927:04
8:43
#18766
15K
9.32 mi12:14:391:21:548:4728:12
9:05
#19540
20K
12.43 mi12:46:061:53:219:0731:27
10:07
#20877
Half
13.11 mi12:52:452:00:009:096:39
9:45
#21013
25K
15.53 mi13:20:592:28:149:3328:14
11:39
#22013
30K
18.64 mi13:56:113:03:269:5035:12
11:20
#22420
20M
20.00 mi14:10:243:17:399:5314:13
10:28
#22366
21M
21.00 mi14:21:563:29:119:5811:32
11:32
#22335
35K
21.75 mi14:29:073:36:229:577:11
9:36
#22253
23M
23.00 mi14:43:523:51:0710:0314:45
11:47
#22361
24M
24.00 mi14:53:544:01:0910:0310:02
10:02
#22309
40K
24.85 mi15:02:544:10:0910:049:00
10:32
#22270
25.2M
25.20 mi15:06:434:13:5810:053:49
11:04
#22244
Finish
26.22 mi15:16:394:23:5410:049:56
9:45
#22207
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF45-49Seg. OverallSeg. FemalesSeg. F45-49
5K3.11 mi3.11 mi180726607660720855(Top 78%)8160(Top 71%)8160(Top 449%)
10K6.21 mi3.10 mi18766-6946988-3816988-38119499(Top 73%)7388(Top 65%)7388(Top 407%)
15K9.32 mi3.11 mi19540-7747472-4847472-48420855(Top 78%)8160(Top 71%)8160(Top 449%)
20K12.43 mi3.11 mi20877-13378208-7368208-73623150(Top 87%)9428(Top 83%)9428(Top 519%)
Half13.11 mi0.68 mi21013-1368276-688276-6822764(Top 86%)9219(Top 81%)9219(Top 507%)
25K15.53 mi2.42 mi22013-10008833-5578833-55724840(Top 93%)10423(Top 91%)10423(Top 574%)
30K18.64 mi3.11 mi22420-4079073-2409073-24023620(Top 89%)9789(Top 86%)9789(Top 539%)
20M20.00 mi1.36 mi22366+549050+239050+2321649(Top 81%)8782(Top 77%)8782(Top 483%)
21M21.00 mi1.00 mi22335+319043+79043+721935(Top 82%)8959(Top 78%)8959(Top 493%)
35K21.75 mi0.75 mi22253+829004+399004+3920196(Top 76%)8053(Top 70%)8053(Top 443%)
23M23.00 mi1.25 mi22361-1089075-719075-7123684(Top 89%)9945(Top 87%)9945(Top 547%)
24M24.00 mi1.00 mi22309+529052+239052+2320895(Top 78%)8490(Top 74%)8490(Top 467%)
40K24.85 mi0.85 mi22270+399037+159037+1521285(Top 80%)8766(Top 77%)8766(Top 482%)
25.2M25.20 mi0.35 mi22244+269026+119026+1120643(Top 78%)8404(Top 74%)8404(Top 463%)
Finish26.22 mi1.02 mi22207+379013+139013+1320992(Top 79%)8561(Top 75%)8561(Top 471%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 78%
×21stories
+97ft-345ft

Overall

20855

Females

8160

F45-49

8160

5K→10K

3.1 - 6.2 mi

Top 73%
×5stories
+79ft-138ft

Overall

19499

Females

7388

F45-49

7388

10K→15K

6.2 - 9.3 mi

Top 78%
×3stories
+67ft-78ft

Overall

20855

Females

8160

F45-49

8160

15K→20K

9.3 - 12.4 mi

Top 87%
×5stories
+106ft-86ft

Overall

23150

Females

9428

F45-49

9428

20K→Half

12.4 - 13.1 mi

Top 86%
×2stories
+19ft-37ft

Overall

22764

Females

9219

F45-49

9219

Half→25K

13.1 - 15.5 mi

Top 93%
×4stories
+66ft-88ft

Overall

24840

Females

10423

F45-49

10423

25K→30K

15.5 - 18.6 mi

Top 89%
×9stories
+181ft-148ft

Overall

23620

Females

9789

F45-49

9789

30K→20M

18.6 - 20.0 mi

Top 81%
×5stories
+64ft-50ft

Overall

21649

Females

8782

F45-49

8782

20M→21M

20.0 - 21.0 mi

Top 82%
×8stories
+106ft-24ft

Overall

21935

Females

8959

F45-49

8959

21M→35K

21.0 - 21.8 mi

Top 76%
×7stories
+17ft-86ft

Overall

20196

Females

8053

F45-49

8053

35K→23M

21.8 - 23.0 mi

Top 89%
×5stories
+23ft-63ft

Overall

23684

Females

9945

F45-49

9945

23M→24M

23.0 - 24.0 mi

Top 78%
×6stories
+12ft-82ft

Overall

20895

Females

8490

F45-49

8490

24M→40K

24.0 - 24.9 mi

Top 80%
×1story
+6ft-20ft

Overall

21285

Females

8766

F45-49

8766

40K→25.2M

24.9 - 25.2 mi

Top 78%
×1story
+13ft-16ft

Overall

20643

Females

8404

F45-49

8404

25.2M→Finish

25.2 - 26.2 mi

Top 79%
×2stories
+22ft-21ft

Overall

20992

Females

8561

F45-49

8561

Passing Analysis

Category:
Athletes Passed
667
Passed By
4802
Net Change
-4135
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#18072
5K → 10K101795-694#18072#18766
10K → 15K31805-774#18766#19540
15K → 20K131350-1337#19540#20877
20K → Half7143-136#20877#21013
Half → 25K41004-1000#21013#22013
25K → 30K38445-407#22013#22420
30K → 20M8834+54#22420#22366
20M → 21M6635+31#22366#22335
21M → 35K853+82#22335#22253
35K → 23M28136-108#22253#22361
23M → 24M6614+52#22361#22309
24M → 40K6021+39#22309#22270
40K → 25.2M293+26#22270#22244
25.2M → Finish5114+37#22244#22207
TOTALS6674802-4135
📊

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