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BOSTON MARATHON 2023

Katharine Weisenburger

Bib: 6808•F

NY

0:00
0:00
/ mi
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Overall
#0 / 26622
Top 17%
Gender (Female)
#0 / 11423
Top 3%
Division (F18-39)
#0 / 4884
Top 5%
Race Day Weather
49°/39°F
light intensity drizzle

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
20:55
Rank: #3970
Start → 5K
6:44/mi
20:55 split
10K· 6.21 mi
41:43
Rank: #4135 (-165)
5K → 10K
6:42/mi
20:48 split
15K· 9.32 mi
1:02:45
Rank: #4351 (-216)
10K → 15K
6:46/mi
21:02 split
20K· 12.43 mi
1:24:15
Rank: #4642 (-291)
15K → 20K
6:55/mi
21:30 split
Half· 13.11 mi
1:28:54
Rank: #4670 (-28)
20K → Half
6:49/mi
4:39 split
25K· 15.53 mi
1:45:42
Rank: #4743 (-73)
Half → 25K
6:56/mi
16:48 split
30K· 18.64 mi
2:07:39
Rank: #4734 (+9)
25K → 30K
7:04/mi
21:57 split
20M
2:17:13
Rank: #4684 (+50)
30K → 20M
7:02/mi
9:34 split
21M
2:24:39
Rank: #4647 (+37)
20M → 21M
7:26/mi
7:26 split
35K· 21.75 mi
2:29:46
Rank: #4628 (+19)
21M → 35K
6:50/mi
5:07 split
23M
2:38:42
Rank: #4590 (+38)
35K → 23M
7:08/mi
8:56 split
24M
2:45:42
Rank: #4584 (+6)
23M → 24M
7:00/mi
7:00 split
40K· 24.85 mi
2:51:40
Rank: #4515 (+69)
24M → 40K
6:59/mi
5:58 split
25.2M
2:54:15
Rank: #4503 (+12)
40K → 25.2M
7:29/mi
2:35 split
Finish· 26.22 mi
3:01:17
Rank: #4476 (+27)
25.2M → Finish
6:54/mi
7:02 split

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:28:54
Pace6:47 /mi
2nd Half
Distance13.11 mi
Time1:32:23
Pace7:03 /mi
📊Positive Split: 3.9% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:24:4620:556:4420:55
6:44
-
10K
6.21 mi10:45:3441:436:4320:48
6:42
-0:02
15K
9.32 mi11:06:361:02:456:4421:02
6:46
+0:04
20K
12.43 mi11:28:061:24:156:4721:30
6:55
+0:09
Half
13.11 mi11:32:451:28:546:474:39
6:49
-0:06
25K
15.53 mi11:49:331:45:426:4816:48
6:56
+0:07
30K
18.64 mi12:11:302:07:396:5121:57
7:04
+0:08
20M
20.00 mi12:21:042:17:136:529:34
7:02
-0:02
21M
21.00 mi12:28:302:24:396:537:26
7:26
+0:24
35K
21.75 mi12:33:372:29:466:535:07
6:50
-0:36
23M
23.00 mi12:42:332:38:426:548:56
7:08
+0:18
24M
24.00 mi12:49:332:45:426:547:00
7:00
-0:08
40K
24.85 mi12:55:312:51:406:545:58
6:59
-0:01
25.2M
25.20 mi12:58:062:54:156:552:35
7:29
+0:30
Finish
26.22 mi13:05:083:01:176:557:02
6:54
-0:35

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

6:42 /mi

Average Pace

6:55 /mi

Slowest Pace

7:29 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:51:16

94% of race

Time at Steady Pace

10:01

6% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 6:55 /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 mi10:24:4620:556:4420:55
6:44
#3970
10K
6.21 mi10:45:3441:436:4320:48
6:42
#4135
15K
9.32 mi11:06:361:02:456:4421:02
6:46
#4351
20K
12.43 mi11:28:061:24:156:4721:30
6:55
#4642
Half
13.11 mi11:32:451:28:546:474:39
6:49
#4670
25K
15.53 mi11:49:331:45:426:4816:48
6:56
#4743
30K
18.64 mi12:11:302:07:396:5121:57
7:04
#4734
20M
20.00 mi12:21:042:17:136:529:34
7:02
#4684
21M
21.00 mi12:28:302:24:396:537:26
7:26
#4647
35K
21.75 mi12:33:372:29:466:535:07
6:50
#4628
23M
23.00 mi12:42:332:38:426:548:56
7:08
#4590
24M
24.00 mi12:49:332:45:426:547:00
7:00
#4584
40K
24.85 mi12:55:312:51:406:545:58
6:59
#4515
25.2M
25.20 mi12:58:062:54:156:552:35
7:29
#4503
Finish
26.22 mi13:05:083:01:176:557:02
6:54
#4476
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF18-39Seg. OverallSeg. FemalesSeg. F18-39
5K3.11 mi3.11 mi39702392394837(Top 18%)328(Top 3%)328(Top 7%)
10K6.21 mi3.10 mi4135-165247-8247-84302(Top 16%)268(Top 2%)268(Top 5%)
15K9.32 mi3.11 mi4351-216275-28275-284837(Top 18%)328(Top 3%)328(Top 7%)
20K12.43 mi3.11 mi4642-291307-32307-325490(Top 21%)425(Top 4%)425(Top 9%)
Half13.11 mi0.68 mi4670-28308-1308-15466(Top 21%)414(Top 4%)414(Top 8%)
25K15.53 mi2.42 mi4743-73321-13321-135155(Top 19%)394(Top 3%)394(Top 8%)
30K18.64 mi3.11 mi4734+9319+2319+24763(Top 18%)365(Top 3%)365(Top 7%)
20M20.00 mi1.36 mi4684+50312+7312+74293(Top 16%)331(Top 3%)331(Top 7%)
21M21.00 mi1.00 mi4647+37315-3315-34312(Top 16%)363(Top 3%)363(Top 7%)
35K21.75 mi0.75 mi4628+19313+2313+24489(Top 17%)385(Top 3%)385(Top 8%)
23M23.00 mi1.25 mi4590+38315-2315-24502(Top 17%)413(Top 4%)413(Top 8%)
24M24.00 mi1.00 mi4584+6312+3312+34697(Top 18%)485(Top 4%)485(Top 10%)
40K24.85 mi0.85 mi4515+69307+5307+53761(Top 14%)365(Top 3%)365(Top 7%)
25.2M25.20 mi0.35 mi4503+12306+1306+13927(Top 15%)416(Top 4%)416(Top 9%)
Finish26.22 mi1.02 mi4476+27308-2308-24661(Top 18%)613(Top 5%)613(Top 13%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 18%
×21story building
+97ft-345ft

Overall

4837

Females

328

F18-39

328

5K→10K

3.1 - 6.2 mi

Top 16%
×5story building
+79ft-138ft

Overall

4302

Females

268

F18-39

268

10K→15K

6.2 - 9.3 mi

Top 18%
×3story building
+67ft-78ft

Overall

4837

Females

328

F18-39

328

15K→20K

9.3 - 12.4 mi

Top 21%
×5story building
+106ft-86ft

Overall

5490

Females

425

F18-39

425

20K→Half

12.4 - 13.1 mi

Top 21%
×2story building
+19ft-37ft

Overall

5466

Females

414

F18-39

414

Half→25K

13.1 - 15.5 mi

Top 19%
×4story building
+66ft-88ft

Overall

5155

Females

394

F18-39

394

25K→30K

15.5 - 18.6 mi

Top 18%
×9story building
+181ft-148ft

Overall

4763

Females

365

F18-39

365

30K→20M

18.6 - 20.0 mi

Top 16%
×5story building
+64ft-50ft

Overall

4293

Females

331

F18-39

331

20M→21M

20.0 - 21.0 mi

Top 16%
×8story building
+106ft-24ft

Overall

4312

Females

363

F18-39

363

21M→35K

21.0 - 21.8 mi

Top 17%
×7story building
+17ft-86ft

Overall

4489

Females

385

F18-39

385

35K→23M

21.8 - 23.0 mi

Top 17%
×5story building
+23ft-63ft

Overall

4502

Females

413

F18-39

413

23M→24M

23.0 - 24.0 mi

Top 18%
×6story building
+12ft-82ft

Overall

4697

Females

485

F18-39

485

24M→40K

24.0 - 24.9 mi

Top 14%
×1story
+6ft-20ft

Overall

3761

Females

365

F18-39

365

40K→25.2M

24.9 - 25.2 mi

Top 15%
×1story
+13ft-16ft

Overall

3927

Females

416

F18-39

416

25.2M→Finish

25.2 - 26.2 mi

Top 18%
×2story building
+22ft-21ft

Overall

4661

Females

613

F18-39

613

Passing Analysis

Category:
Athletes Passed
997
Passed By
1503
Net Change
-506
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#3970
5K → 10K147312-165#3970#4135
10K → 15K64280-216#4135#4351
15K → 20K39330-291#4351#4642
20K → Half1038-28#4642#4670
Half → 25K84157-73#4670#4743
25K → 30K137128+9#4743#4734
30K → 20M9242+50#4734#4684
20M → 21M6932+37#4684#4647
21M → 35K5132+19#4647#4628
35K → 23M8749+38#4628#4590
23M → 24M5145+6#4590#4584
24M → 40K789+69#4584#4515
40K → 25.2M2513+12#4515#4503
25.2M → Finish6336+27#4503#4476
TOTALS9971503-506
📊

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