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BOSTON MARATHON 2023

Karen Haid

Bib: 20048•F

FL

0:00
0:00
/ mi
Masters
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Overall
#0 / 26622
Gender (Female)
#0 / 11423
Masters (Masters Women)
#0 / 6539
Top 47%
Division (F50-54)
#0 / 1207
Top 42%
Race Day Weather
49°/39°F
light intensity drizzle

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
27:32
Rank: #19811
Start → 5K
27:32 | 8:52/mi
10K· 6.21 mi
53:48
Rank: #18865 (+946)
5K → 10K
26:16 | 8:27/mi
15K· 9.32 mi
1:21:43
Rank: #19433 (-568)
10K → 15K
27:55 | 8:59/mi
20K· 12.43 mi
1:48:08
Rank: #18792 (+641)
15K → 20K
26:25 | 8:30/mi
Half· 13.11 mi
1:53:46
Rank: #18687 (+105)
20K → Half
5:38 | 8:15/mi
25K· 15.53 mi
2:14:44
Rank: #18418 (+269)
Half → 25K
20:58 | 8:39/mi
30K· 18.64 mi
2:42:46
Rank: #18170 (+248)
25K → 30K
28:02 | 9:01/mi
20M
2:54:52
Rank: #17990 (+180)
30K → 20M
12:06 | 8:54/mi
21M
3:04:36
Rank: #17923 (+67)
20M → 21M
9:44 | 9:44/mi
35K· 21.75 mi
3:11:12
Rank: #17891 (+32)
21M → 35K
6:36 | 8:49/mi
23M
3:22:17
Rank: #17740 (+151)
35K → 23M
11:05 | 8:51/mi
24M
3:30:55
Rank: #17636 (+104)
23M → 24M
8:38 | 8:38/mi
40K· 24.85 mi
3:38:17
Rank: #17505 (+131)
24M → 40K
7:22 | 8:37/mi
25.2M
3:41:32
Rank: #17455 (+50)
40K → 25.2M
3:15 | 9:25/mi
Finish· 26.22 mi
3:50:10
Rank: #17377 (+78)
25.2M → Finish
8:38 | 8:28/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:53:46
Pace8:41 /mi
2nd Half
Distance13.11 mi
Time1:56:24
Pace8:53 /mi
📊Positive Split: 2.3% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:20:4527:328:5227:32
8:52
-
10K
6.21 mi11:47:0153:488:3926:16
8:27
-0:25
15K
9.32 mi12:14:561:21:438:4627:55
8:59
+0:32
20K
12.43 mi12:41:211:48:088:4226:25
8:30
-0:29
Half
13.11 mi12:46:591:53:468:415:38
8:15
-0:15
25K
15.53 mi13:07:572:14:448:4020:58
8:39
+0:24
30K
18.64 mi13:35:592:42:468:4428:02
9:01
+0:22
20M
20.00 mi13:48:052:54:528:4512:06
8:54
-0:07
21M
21.00 mi13:57:493:04:368:479:44
9:44
+0:50
35K
21.75 mi14:04:253:11:128:476:36
8:49
-0:55
23M
23.00 mi14:15:303:22:178:4811:05
8:51
+0:02
24M
24.00 mi14:24:083:30:558:478:38
8:38
-0:13
40K
24.85 mi14:31:303:38:178:477:22
8:37
-0:01
25.2M
25.20 mi14:34:453:41:328:473:15
9:25
+0:48
Finish
26.22 mi14:43:233:50:108:478:38
8:28
-0:57

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

8:47 /mi

Slowest Pace

9:44 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

3:37:11

94% of race

Time at Steady Pace

12:59

6% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 8:47 /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 mi11:20:4527:328:5227:32
8:52
#19811
10K
6.21 mi11:47:0153:488:3926:16
8:27
#18865
15K
9.32 mi12:14:561:21:438:4627:55
8:59
#19433
20K
12.43 mi12:41:211:48:088:4226:25
8:30
#18792
Half
13.11 mi12:46:591:53:468:415:38
8:15
#18687
25K
15.53 mi13:07:572:14:448:4020:58
8:39
#18418
30K
18.64 mi13:35:592:42:468:4428:02
9:01
#18170
20M
20.00 mi13:48:052:54:528:4512:06
8:54
#17990
21M
21.00 mi13:57:493:04:368:479:44
9:44
#17923
35K
21.75 mi14:04:253:11:128:476:36
8:49
#17891
23M
23.00 mi14:15:303:22:178:4811:05
8:51
#17740
24M
24.00 mi14:24:083:30:558:478:38
8:38
#17636
40K
24.85 mi14:31:303:38:178:477:22
8:37
#17505
25.2M
25.20 mi14:34:453:41:328:473:15
9:25
#17455
Finish
26.22 mi14:43:233:50:108:478:38
8:28
#17377
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF50-54Seg. OverallSeg. FemalesSeg. F50-54
5K3.11 mi3.11 mi198117692769220435(Top 77%)7917(Top 69%)7917(Top 656%)
10K6.21 mi3.10 mi18865+9467052+6407052+64017968(Top 67%)6457(Top 57%)6457(Top 535%)
15K9.32 mi3.11 mi19433-5687412-3607412-36020435(Top 77%)7917(Top 69%)7917(Top 656%)
20K12.43 mi3.11 mi18792+6416994+4186994+41816887(Top 63%)5870(Top 51%)5870(Top 486%)
Half13.11 mi0.68 mi18687+1056928+666928+6616280(Top 61%)5481(Top 48%)5481(Top 454%)
25K15.53 mi2.42 mi18418+2696776+1526776+15217101(Top 64%)6062(Top 53%)6062(Top 502%)
30K18.64 mi3.11 mi18170+2486672+1046672+10417303(Top 65%)6246(Top 55%)6246(Top 517%)
20M20.00 mi1.36 mi17990+1806584+886584+8816053(Top 60%)5609(Top 49%)5609(Top 465%)
21M21.00 mi1.00 mi17923+676546+386546+3816995(Top 64%)6188(Top 54%)6188(Top 513%)
35K21.75 mi0.75 mi17891+326534+126534+1217085(Top 64%)6323(Top 55%)6323(Top 524%)
23M23.00 mi1.25 mi17740+1516467+676467+6715315(Top 58%)5355(Top 47%)5355(Top 444%)
24M24.00 mi1.00 mi17636+1046418+496418+4915312(Top 58%)5424(Top 47%)5424(Top 449%)
40K24.85 mi0.85 mi17505+1316345+736345+7314103(Top 53%)4814(Top 42%)4814(Top 399%)
25.2M25.20 mi0.35 mi17455+506326+196326+1914901(Top 56%)5259(Top 46%)5259(Top 436%)
Finish26.22 mi1.02 mi17377+786293+336293+3315280(Top 57%)5423(Top 47%)5423(Top 449%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 77%
×21stories
+97ft-345ft

Overall

20435

Females

7917

F50-54

7917

5K→10K

3.1 - 6.2 mi

Top 67%
×5stories
+79ft-138ft

Overall

17968

Females

6457

F50-54

6457

10K→15K

6.2 - 9.3 mi

Top 77%
×3stories
+67ft-78ft

Overall

20435

Females

7917

F50-54

7917

15K→20K

9.3 - 12.4 mi

Top 63%
×5stories
+106ft-86ft

Overall

16887

Females

5870

F50-54

5870

20K→Half

12.4 - 13.1 mi

Top 61%
×2stories
+19ft-37ft

Overall

16280

Females

5481

F50-54

5481

Half→25K

13.1 - 15.5 mi

Top 64%
×4stories
+66ft-88ft

Overall

17101

Females

6062

F50-54

6062

25K→30K

15.5 - 18.6 mi

Top 65%
×9stories
+181ft-148ft

Overall

17303

Females

6246

F50-54

6246

30K→20M

18.6 - 20.0 mi

Top 60%
×5stories
+64ft-50ft

Overall

16053

Females

5609

F50-54

5609

20M→21M

20.0 - 21.0 mi

Top 64%
×8stories
+106ft-24ft

Overall

16995

Females

6188

F50-54

6188

21M→35K

21.0 - 21.8 mi

Top 64%
×7stories
+17ft-86ft

Overall

17085

Females

6323

F50-54

6323

35K→23M

21.8 - 23.0 mi

Top 58%
×5stories
+23ft-63ft

Overall

15315

Females

5355

F50-54

5355

23M→24M

23.0 - 24.0 mi

Top 58%
×6stories
+12ft-82ft

Overall

15312

Females

5424

F50-54

5424

24M→40K

24.0 - 24.9 mi

Top 53%
×1story
+6ft-20ft

Overall

14103

Females

4814

F50-54

4814

40K→25.2M

24.9 - 25.2 mi

Top 56%
×1story
+13ft-16ft

Overall

14901

Females

5259

F50-54

5259

25.2M→Finish

25.2 - 26.2 mi

Top 57%
×2stories
+22ft-21ft

Overall

15280

Females

5423

F50-54

5423

Passing Analysis

Category:
Athletes Passed
3414
Passed By
980
Net Change
+2434
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#19811
5K → 10K102781+946#19811#18865
10K → 15K44612-568#18865#19433
15K → 20K65413+641#19433#18792
20K → Half1061+105#18792#18687
Half → 25K29223+269#18687#18418
25K → 30K31769+248#18418#18170
30K → 20M19717+180#18170#17990
20M → 21M12255+67#17990#17923
21M → 35K5826+32#17923#17891
35K → 23M17524+151#17891#17740
23M → 24M12016+104#17740#17636
24M → 40K14211+131#17636#17505
40K → 25.2M599+50#17505#17455
25.2M → Finish10123+78#17455#17377
TOTALS3414980+2434
📊

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