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BOSTON MARATHON 2023

Robyn Kramer

Bib: 26419•F

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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
24:57
Rank: #14256
Start → 5K
24:57 | 8:02/mi
10K· 6.21 mi
50:21
Rank: #15154 (-898)
5K → 10K
25:24 | 8:11/mi
15K· 9.32 mi
1:16:32
Rank: #15916 (-762)
10K → 15K
26:11 | 8:26/mi
20K· 12.43 mi
1:43:26
Rank: #16452 (-536)
15K → 20K
26:54 | 8:39/mi
Half· 13.11 mi
1:49:11
Rank: #16493 (-41)
20K → Half
5:45 | 8:26/mi
25K· 15.53 mi
2:10:47
Rank: #16857 (-364)
Half → 25K
21:36 | 8:55/mi
30K· 18.64 mi
2:40:46
Rank: #17511 (-654)
25K → 30K
29:59 | 9:39/mi
20M
2:53:57
Rank: #17714 (-203)
30K → 20M
13:11 | 9:42/mi
21M
3:05:26
Rank: #18156 (-442)
20M → 21M
11:29 | 11:29/mi
35K· 21.75 mi
3:12:21
Rank: #18197 (-41)
21M → 35K
6:55 | 9:15/mi
23M
3:24:42
Rank: #18313 (-116)
35K → 23M
12:21 | 9:52/mi
24M
3:34:37
Rank: #18465 (-152)
23M → 24M
9:55 | 9:55/mi
40K· 24.85 mi
3:43:01
Rank: #18516 (-51)
24M → 40K
8:24 | 9:49/mi
25.2M
3:47:01
Rank: #18613 (-97)
40K → 25.2M
4:00 | 11:36/mi
Finish· 26.22 mi
3:57:00
Rank: #18772 (-159)
25.2M → Finish
9:59 | 9:48/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:49:11
Pace8:20 /mi
2nd Half
Distance13.11 mi
Time2:07:49
Pace9:45 /mi
📊Positive Split: 17.1% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:31:3024:578:0224:57
8:02
-
10K
6.21 mi10:56:5450:218:0625:24
8:11
+0:09
15K
9.32 mi11:23:051:16:328:1326:11
8:26
+0:15
20K
12.43 mi11:49:591:43:268:1926:54
8:39
+0:13
Half
13.11 mi11:55:441:49:118:205:45
8:26
-0:13
25K
15.53 mi12:17:202:10:478:2521:36
8:55
+0:29
30K
18.64 mi12:47:192:40:468:3729:59
9:39
+0:44
20M
20.00 mi13:00:302:53:578:4213:11
9:42
+0:03
21M
21.00 mi13:11:593:05:268:5011:29
11:29
+1:47
35K
21.75 mi13:18:543:12:218:516:55
9:15
-2:14
23M
23.00 mi13:31:153:24:428:5412:21
9:52
+0:37
24M
24.00 mi13:41:103:34:378:579:55
9:55
+0:03
40K
24.85 mi13:49:343:43:018:588:24
9:49
-0:06
25.2M
25.20 mi13:53:343:47:019:014:00
11:36
+1:47
Finish
26.22 mi14:03:333:57:009:039:59
9:48
-1:48

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

8:02 /mi

Average Pace

9:03 /mi

Slowest Pace

11:36 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:10:47

55% of race

Time at Steady Pace

1:30:44

38% of race

Time at Slower Pace

15:29

7% of race

Average Pace: 9:02 /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 mi10:31:3024:578:0224:57
8:02
#14256
10K
6.21 mi10:56:5450:218:0625:24
8:11
#15154
15K
9.32 mi11:23:051:16:328:1326:11
8:26
#15916
20K
12.43 mi11:49:591:43:268:1926:54
8:39
#16452
Half
13.11 mi11:55:441:49:118:205:45
8:26
#16493
25K
15.53 mi12:17:202:10:478:2521:36
8:55
#16857
30K
18.64 mi12:47:192:40:468:3729:59
9:39
#17511
20M
20.00 mi13:00:302:53:578:4213:11
9:42
#17714
21M
21.00 mi13:11:593:05:268:5011:29
11:29
#18156
35K
21.75 mi13:18:543:12:218:516:55
9:15
#18197
23M
23.00 mi13:31:153:24:428:5412:21
9:52
#18313
24M
24.00 mi13:41:103:34:378:579:55
9:55
#18465
40K
24.85 mi13:49:343:43:018:588:24
9:49
#18516
25.2M
25.20 mi13:53:343:47:019:014:00
11:36
#18613
Finish
26.22 mi14:03:333:57:009:039:59
9:48
#18772
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF18-39Seg. OverallSeg. FemalesSeg. F18-39
5K3.11 mi3.11 mi142564184418417331(Top 65%)6125(Top 54%)6125(Top 125%)
10K6.21 mi3.10 mi15154-8984747-5634747-56316097(Top 60%)5339(Top 47%)5339(Top 109%)
15K9.32 mi3.11 mi15916-7625228-4815228-48117331(Top 65%)6125(Top 54%)6125(Top 125%)
20K12.43 mi3.11 mi16452-5365577-3495577-34917881(Top 67%)6446(Top 56%)6446(Top 132%)
Half13.11 mi0.68 mi16493-415613-365613-3617392(Top 65%)6138(Top 54%)6138(Top 126%)
25K15.53 mi2.42 mi16857-3645867-2545867-25418518(Top 70%)6861(Top 60%)6861(Top 140%)
30K18.64 mi3.11 mi17511-6546263-3966263-39619972(Top 75%)7749(Top 68%)7749(Top 159%)
20M20.00 mi1.36 mi17714-2036407-1446407-14419564(Top 73%)7612(Top 67%)7612(Top 156%)
21M21.00 mi1.00 mi18156-4426693-2866693-28621854(Top 82%)8915(Top 78%)8915(Top 183%)
35K21.75 mi0.75 mi18197-416723-306723-3018941(Top 71%)7354(Top 64%)7354(Top 151%)
23M23.00 mi1.25 mi18313-1166799-766799-7619606(Top 74%)7741(Top 68%)7741(Top 158%)
24M24.00 mi1.00 mi18465-1526887-886887-8820555(Top 77%)8295(Top 73%)8295(Top 170%)
40K24.85 mi0.85 mi18516-516925-386925-3819472(Top 73%)7753(Top 68%)7753(Top 159%)
25.2M25.20 mi0.35 mi18613-976992-676992-6721762(Top 82%)8987(Top 79%)8987(Top 184%)
Finish26.22 mi1.02 mi18772-1597092-1007092-10021146(Top 79%)8628(Top 76%)8628(Top 177%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 65%
×21stories
+97ft-345ft

Overall

17331

Females

6125

F18-39

6125

5K→10K

3.1 - 6.2 mi

Top 60%
×5stories
+79ft-138ft

Overall

16097

Females

5339

F18-39

5339

10K→15K

6.2 - 9.3 mi

Top 65%
×3stories
+67ft-78ft

Overall

17331

Females

6125

F18-39

6125

15K→20K

9.3 - 12.4 mi

Top 67%
×5stories
+106ft-86ft

Overall

17881

Females

6446

F18-39

6446

20K→Half

12.4 - 13.1 mi

Top 65%
×2stories
+19ft-37ft

Overall

17392

Females

6138

F18-39

6138

Half→25K

13.1 - 15.5 mi

Top 70%
×4stories
+66ft-88ft

Overall

18518

Females

6861

F18-39

6861

25K→30K

15.5 - 18.6 mi

Top 75%
×9stories
+181ft-148ft

Overall

19972

Females

7749

F18-39

7749

30K→20M

18.6 - 20.0 mi

Top 73%
×5stories
+64ft-50ft

Overall

19564

Females

7612

F18-39

7612

20M→21M

20.0 - 21.0 mi

Top 82%
×8stories
+106ft-24ft

Overall

21854

Females

8915

F18-39

8915

21M→35K

21.0 - 21.8 mi

Top 71%
×7stories
+17ft-86ft

Overall

18941

Females

7354

F18-39

7354

35K→23M

21.8 - 23.0 mi

Top 74%
×5stories
+23ft-63ft

Overall

19606

Females

7741

F18-39

7741

23M→24M

23.0 - 24.0 mi

Top 77%
×6stories
+12ft-82ft

Overall

20555

Females

8295

F18-39

8295

24M→40K

24.0 - 24.9 mi

Top 73%
×1story
+6ft-20ft

Overall

19472

Females

7753

F18-39

7753

40K→25.2M

24.9 - 25.2 mi

Top 82%
×1story
+13ft-16ft

Overall

21762

Females

8987

F18-39

8987

25.2M→Finish

25.2 - 26.2 mi

Top 79%
×2stories
+22ft-21ft

Overall

21146

Females

8628

F18-39

8628

Passing Analysis

Category:
Athletes Passed
478
Passed By
4994
Net Change
-4516
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#14256
5K → 10K69967-898#14256#15154
10K → 15K32794-762#15154#15916
15K → 20K52588-536#15916#16452
20K → Half2162-41#16452#16493
Half → 25K52416-364#16493#16857
25K → 30K52706-654#16857#17511
30K → 20M39242-203#17511#17714
20M → 21M9451-442#17714#18156
21M → 35K3576-41#18156#18197
35K → 23M46162-116#18197#18313
23M → 24M16168-152#18313#18465
24M → 40K3889-51#18465#18516
40K → 25.2M6103-97#18516#18613
25.2M → Finish11170-159#18613#18772
TOTALS4784994-4516
📊

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