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BOSTON MARATHON 2023

Karen Banach

Bib: 29313•F

0:00
0:00
/ mi
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Overall
#0 / 26622
Gender (Female)
#0 / 11423
Division (F18-39)
#0 / 4884
Race Day Weather
49°/39°F
light intensity drizzle

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
27:28
Rank: #19688
Start → 5K
27:28 | 8:50/mi
10K· 6.21 mi
55:11
Rank: #20099 (-411)
5K → 10K
27:43 | 8:55/mi
15K· 9.32 mi
1:22:43
Rank: #20006 (+93)
10K → 15K
27:32 | 8:52/mi
20K· 12.43 mi
1:50:48
Rank: #19940 (+66)
15K → 20K
28:05 | 9:02/mi
Half· 13.11 mi
1:56:46
Rank: #19884 (+56)
20K → Half
5:58 | 8:45/mi
25K· 15.53 mi
2:18:57
Rank: #19863 (+21)
Half → 25K
22:11 | 9:09/mi
30K· 18.64 mi
2:48:21
Rank: #19733 (+130)
25K → 30K
29:24 | 9:28/mi
20M
3:01:13
Rank: #19653 (+80)
30K → 20M
12:52 | 9:28/mi
21M
3:11:35
Rank: #19610 (+43)
20M → 21M
10:22 | 10:22/mi
35K· 21.75 mi
3:18:22
Rank: #19567 (+43)
21M → 35K
6:47 | 9:04/mi
23M
3:30:13
Rank: #19482 (+85)
35K → 23M
11:51 | 9:28/mi
24M
3:39:28
Rank: #19432 (+50)
23M → 24M
9:15 | 9:15/mi
40K· 24.85 mi
3:47:35
Rank: #19410 (+22)
24M → 40K
8:07 | 9:30/mi
25.2M
3:51:18
Rank: #19428 (-18)
40K → 25.2M
3:43 | 10:47/mi
Finish· 26.22 mi
4:00:56
Rank: #19464 (-36)
25.2M → Finish
9:38 | 9:27/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:56:46
Pace8:54 /mi
2nd Half
Distance13.11 mi
Time2:04:10
Pace9:28 /mi
📊Positive Split: 6.3% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:53:0227:288:5027:28
8:50
-
10K
6.21 mi12:20:4555:118:5327:43
8:55
+0:05
15K
9.32 mi12:48:171:22:438:5227:32
8:52
-0:03
20K
12.43 mi13:16:221:50:488:5528:05
9:02
+0:10
Half
13.11 mi13:22:201:56:468:545:58
8:45
-0:17
25K
15.53 mi13:44:312:18:578:5722:11
9:09
+0:24
30K
18.64 mi14:13:552:48:219:0229:24
9:28
+0:19
20M
20.00 mi14:26:473:01:139:0412:52
9:28
0:00
21M
21.00 mi14:37:093:11:359:0710:22
10:22
+0:54
35K
21.75 mi14:43:563:18:229:076:47
9:04
-1:18
23M
23.00 mi14:55:473:30:139:0811:51
9:28
+0:24
24M
24.00 mi15:05:023:39:289:099:15
9:15
-0:13
40K
24.85 mi15:13:093:47:359:098:07
9:30
+0:15
25.2M
25.20 mi15:16:523:51:189:113:43
10:47
+1:17
Finish
26.22 mi15:26:304:00:569:129:38
9:27
-1:20

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

8:45 /mi

Average Pace

9:12 /mi

Slowest Pace

10:47 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

1:28:41

37% of race

Time at Steady Pace

2:18:10

57% of race

Time at Slower Pace

14:05

6% of race

Average Pace: 9:11 /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 mi11:53:0227:288:5027:28
8:50
#19688
10K
6.21 mi12:20:4555:118:5327:43
8:55
#20099
15K
9.32 mi12:48:171:22:438:5227:32
8:52
#20006
20K
12.43 mi13:16:221:50:488:5528:05
9:02
#19940
Half
13.11 mi13:22:201:56:468:545:58
8:45
#19884
25K
15.53 mi13:44:312:18:578:5722:11
9:09
#19863
30K
18.64 mi14:13:552:48:219:0229:24
9:28
#19733
20M
20.00 mi14:26:473:01:139:0412:52
9:28
#19653
21M
21.00 mi14:37:093:11:359:0710:22
10:22
#19610
35K
21.75 mi14:43:563:18:229:076:47
9:04
#19567
23M
23.00 mi14:55:473:30:139:0811:51
9:28
#19482
24M
24.00 mi15:05:023:39:289:099:15
9:15
#19432
40K
24.85 mi15:13:093:47:359:098:07
9:30
#19410
25.2M
25.20 mi15:16:523:51:189:113:43
10:47
#19428
Finish
26.22 mi15:26:304:00:569:129:38
9:27
#19464
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF18-39Seg. OverallSeg. FemalesSeg. F18-39
5K3.11 mi3.11 mi196887630763019856(Top 75%)7605(Top 67%)7605(Top 156%)
10K6.21 mi3.10 mi20099-4117823-1937823-19320529(Top 77%)7995(Top 70%)7995(Top 164%)
15K9.32 mi3.11 mi20006+937744+797744+7919856(Top 75%)7605(Top 67%)7605(Top 156%)
20K12.43 mi3.11 mi19940+667693+517693+5119883(Top 75%)7613(Top 67%)7613(Top 156%)
Half13.11 mi0.68 mi19884+567656+377656+3719249(Top 72%)7240(Top 63%)7240(Top 148%)
25K15.53 mi2.42 mi19863+217639+177639+1719616(Top 74%)7480(Top 65%)7480(Top 153%)
30K18.64 mi3.11 mi19733+1307573+667573+6619293(Top 72%)7355(Top 64%)7355(Top 151%)
20M20.00 mi1.36 mi19653+807528+457528+4518765(Top 70%)7169(Top 63%)7169(Top 147%)
21M21.00 mi1.00 mi19610+437520+87520+819207(Top 72%)7464(Top 65%)7464(Top 153%)
35K21.75 mi0.75 mi19567+437499+217499+2118212(Top 68%)6964(Top 61%)6964(Top 143%)
23M23.00 mi1.25 mi19482+857458+417458+4118206(Top 68%)6980(Top 61%)6980(Top 143%)
24M24.00 mi1.00 mi19432+507439+197439+1918285(Top 69%)7053(Top 62%)7053(Top 144%)
40K24.85 mi0.85 mi19410+227436+37436+318337(Top 69%)7129(Top 62%)7129(Top 146%)
25.2M25.20 mi0.35 mi19428-187450-147450-1419933(Top 75%)8022(Top 70%)8022(Top 164%)
Finish26.22 mi1.02 mi19464-367478-287478-2819967(Top 75%)7980(Top 70%)7980(Top 163%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 75%
×21stories
+97ft-345ft

Overall

19856

Females

7605

F18-39

7605

5K→10K

3.1 - 6.2 mi

Top 77%
×5stories
+79ft-138ft

Overall

20529

Females

7995

F18-39

7995

10K→15K

6.2 - 9.3 mi

Top 75%
×3stories
+67ft-78ft

Overall

19856

Females

7605

F18-39

7605

15K→20K

9.3 - 12.4 mi

Top 75%
×5stories
+106ft-86ft

Overall

19883

Females

7613

F18-39

7613

20K→Half

12.4 - 13.1 mi

Top 72%
×2stories
+19ft-37ft

Overall

19249

Females

7240

F18-39

7240

Half→25K

13.1 - 15.5 mi

Top 74%
×4stories
+66ft-88ft

Overall

19616

Females

7480

F18-39

7480

25K→30K

15.5 - 18.6 mi

Top 72%
×9stories
+181ft-148ft

Overall

19293

Females

7355

F18-39

7355

30K→20M

18.6 - 20.0 mi

Top 70%
×5stories
+64ft-50ft

Overall

18765

Females

7169

F18-39

7169

20M→21M

20.0 - 21.0 mi

Top 72%
×8stories
+106ft-24ft

Overall

19207

Females

7464

F18-39

7464

21M→35K

21.0 - 21.8 mi

Top 68%
×7stories
+17ft-86ft

Overall

18212

Females

6964

F18-39

6964

35K→23M

21.8 - 23.0 mi

Top 68%
×5stories
+23ft-63ft

Overall

18206

Females

6980

F18-39

6980

23M→24M

23.0 - 24.0 mi

Top 69%
×6stories
+12ft-82ft

Overall

18285

Females

7053

F18-39

7053

24M→40K

24.0 - 24.9 mi

Top 69%
×1story
+6ft-20ft

Overall

18337

Females

7129

F18-39

7129

40K→25.2M

24.9 - 25.2 mi

Top 75%
×1story
+13ft-16ft

Overall

19933

Females

8022

F18-39

8022

25.2M→Finish

25.2 - 26.2 mi

Top 75%
×2stories
+22ft-21ft

Overall

19967

Females

7980

F18-39

7980

Passing Analysis

Category:
Athletes Passed
1600
Passed By
1376
Net Change
+224
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#19688
5K → 10K152563-411#19688#20099
10K → 15K232139+93#20099#20006
15K → 20K203137+66#20006#19940
20K → Half626+56#19940#19884
Half → 25K131110+21#19884#19863
25K → 30K234104+130#19863#19733
30K → 20M11737+80#19733#19653
20M → 21M10259+43#19653#19610
21M → 35K5916+43#19610#19567
35K → 23M11934+85#19567#19482
23M → 24M7929+50#19482#19432
24M → 40K5937+22#19432#19410
40K → 25.2M1836-18#19410#19428
25.2M → Finish3369-36#19428#19464
TOTALS16001376+224
📊

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