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BOSTON MARATHON 2023

Codi Januszkiewicz

Bib: 9412•F

PA

0:00
0:00
/ mi
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Overall
#0 / 26622
Top 30%
Gender (Female)
#0 / 11423
Top 11%
Division (F18-39)
#0 / 4884
Top 20%
Race Day Weather
49°/39°F
light intensity drizzle

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
22:21
Rank: #7465
Start → 5K
22:21 | 7:12/mi
10K· 6.21 mi
44:57
Rank: #7994 (-529)
5K → 10K
22:36 | 7:16/mi
15K· 9.32 mi
1:07:48
Rank: #8266 (-272)
10K → 15K
22:51 | 7:21/mi
20K· 12.43 mi
1:30:47
Rank: #8295 (-29)
15K → 20K
22:59 | 7:24/mi
Half· 13.11 mi
1:35:41
Rank: #8249 (+46)
20K → Half
4:54 | 7:11/mi
25K· 15.53 mi
1:53:58
Rank: #8356 (-107)
Half → 25K
18:17 | 7:32/mi
30K· 18.64 mi
2:17:44
Rank: #8275 (+81)
25K → 30K
23:46 | 7:39/mi
20M
2:28:27
Rank: #8338 (-63)
30K → 20M
10:43 | 7:53/mi
21M
2:36:37
Rank: #8327 (+11)
20M → 21M
8:10 | 8:10/mi
35K· 21.75 mi
2:42:16
Rank: #8345 (-18)
21M → 35K
5:39 | 7:33/mi
23M
2:51:51
Rank: #8241 (+104)
35K → 23M
9:35 | 7:39/mi
24M
2:59:12
Rank: #8140 (+101)
23M → 24M
7:21 | 7:21/mi
40K· 24.85 mi
3:05:42
Rank: #8091 (+49)
24M → 40K
6:30 | 7:36/mi
25.2M
3:08:27
Rank: #8044 (+47)
40K → 25.2M
2:45 | 7:58/mi
Finish· 26.22 mi
3:15:54
Rank: #7990 (+54)
25.2M → Finish
7:27 | 7:19/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:35:41
Pace7:18 /mi
2nd Half
Distance13.11 mi
Time1:40:13
Pace7:39 /mi
📊Positive Split: 4.7% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:48:1122:217:1222:21
7:12
-
10K
6.21 mi11:10:4744:577:1422:36
7:16
+0:04
15K
9.32 mi11:33:381:07:487:1622:51
7:21
+0:05
20K
12.43 mi11:56:371:30:477:1822:59
7:24
+0:03
Half
13.11 mi12:01:311:35:417:184:54
7:11
-0:13
25K
15.53 mi12:19:481:53:587:2018:17
7:32
+0:21
30K
18.64 mi12:43:342:17:447:2323:46
7:39
+0:07
20M
20.00 mi12:54:172:28:277:2510:43
7:53
+0:14
21M
21.00 mi13:02:272:36:377:278:10
8:10
+0:17
35K
21.75 mi13:08:062:42:167:285:39
7:33
-0:37
23M
23.00 mi13:17:412:51:517:289:35
7:39
+0:06
24M
24.00 mi13:25:022:59:127:287:21
7:21
-0:18
40K
24.85 mi13:31:323:05:427:286:30
7:36
+0:15
25.2M
25.20 mi13:34:173:08:277:292:45
7:58
+0:22
Finish
26.22 mi13:41:443:15:547:297:27
7:19
-0:39

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

7:11 /mi

Average Pace

7:29 /mi

Slowest Pace

8:10 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

3:04:59

94% of race

Time at Steady Pace

10:55

6% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 7:28 /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 mi10:48:1122:217:1222:21
7:12
#7465
10K
6.21 mi11:10:4744:577:1422:36
7:16
#7994
15K
9.32 mi11:33:381:07:487:1622:51
7:21
#8266
20K
12.43 mi11:56:371:30:477:1822:59
7:24
#8295
Half
13.11 mi12:01:311:35:417:184:54
7:11
#8249
25K
15.53 mi12:19:481:53:587:2018:17
7:32
#8356
30K
18.64 mi12:43:342:17:447:2323:46
7:39
#8275
20M
20.00 mi12:54:172:28:277:2510:43
7:53
#8338
21M
21.00 mi13:02:272:36:377:278:10
8:10
#8327
35K
21.75 mi13:08:062:42:167:285:39
7:33
#8345
23M
23.00 mi13:17:412:51:517:289:35
7:39
#8241
24M
24.00 mi13:25:022:59:127:287:21
7:21
#8140
40K
24.85 mi13:31:323:05:427:286:30
7:36
#8091
25.2M
25.20 mi13:34:173:08:277:292:45
7:58
#8044
Finish
26.22 mi13:41:443:15:547:297:27
7:19
#7990
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF18-39Seg. OverallSeg. FemalesSeg. F18-39
5K3.11 mi3.11 mi74658338338985(Top 34%)1440(Top 13%)1440(Top 29%)
10K6.21 mi3.10 mi7994-5291024-1911024-1918677(Top 33%)1295(Top 11%)1295(Top 27%)
15K9.32 mi3.11 mi8266-2721130-1061130-1068985(Top 34%)1440(Top 13%)1440(Top 29%)
20K12.43 mi3.11 mi8295-291154-241154-248506(Top 32%)1298(Top 11%)1298(Top 27%)
Half13.11 mi0.68 mi8249+461142+121142+127800(Top 29%)1020(Top 9%)1020(Top 21%)
25K15.53 mi2.42 mi8356-1071207-651207-659088(Top 34%)1581(Top 14%)1581(Top 32%)
30K18.64 mi3.11 mi8275+811221-141221-148303(Top 31%)1427(Top 12%)1427(Top 29%)
20M20.00 mi1.36 mi8338-631269-481269-489474(Top 36%)2000(Top 18%)2000(Top 41%)
21M21.00 mi1.00 mi8327+111279-101279-108437(Top 32%)1692(Top 15%)1692(Top 35%)
35K21.75 mi0.75 mi8345-181290-111290-118938(Top 34%)1875(Top 16%)1875(Top 38%)
23M23.00 mi1.25 mi8241+1041274+161274+167478(Top 28%)1365(Top 12%)1365(Top 28%)
24M24.00 mi1.00 mi8140+1011256+181256+186751(Top 25%)1173(Top 10%)1173(Top 24%)
40K24.85 mi0.85 mi8091+491258-21258-27365(Top 28%)1504(Top 13%)1504(Top 31%)
25.2M25.20 mi0.35 mi8044+471251+71251+76421(Top 24%)1205(Top 11%)1205(Top 25%)
Finish26.22 mi1.02 mi7990+541250+11250+17217(Top 27%)1510(Top 13%)1510(Top 31%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 34%
×21stories
+97ft-345ft

Overall

8985

Females

1440

F18-39

1440

5K→10K

3.1 - 6.2 mi

Top 33%
×5stories
+79ft-138ft

Overall

8677

Females

1295

F18-39

1295

10K→15K

6.2 - 9.3 mi

Top 34%
×3stories
+67ft-78ft

Overall

8985

Females

1440

F18-39

1440

15K→20K

9.3 - 12.4 mi

Top 32%
×5stories
+106ft-86ft

Overall

8506

Females

1298

F18-39

1298

20K→Half

12.4 - 13.1 mi

Top 29%
×2stories
+19ft-37ft

Overall

7800

Females

1020

F18-39

1020

Half→25K

13.1 - 15.5 mi

Top 34%
×4stories
+66ft-88ft

Overall

9088

Females

1581

F18-39

1581

25K→30K

15.5 - 18.6 mi

Top 31%
×9stories
+181ft-148ft

Overall

8303

Females

1427

F18-39

1427

30K→20M

18.6 - 20.0 mi

Top 36%
×5stories
+64ft-50ft

Overall

9474

Females

2000

F18-39

2000

20M→21M

20.0 - 21.0 mi

Top 32%
×8stories
+106ft-24ft

Overall

8437

Females

1692

F18-39

1692

21M→35K

21.0 - 21.8 mi

Top 34%
×7stories
+17ft-86ft

Overall

8938

Females

1875

F18-39

1875

35K→23M

21.8 - 23.0 mi

Top 28%
×5stories
+23ft-63ft

Overall

7478

Females

1365

F18-39

1365

23M→24M

23.0 - 24.0 mi

Top 25%
×6stories
+12ft-82ft

Overall

6751

Females

1173

F18-39

1173

24M→40K

24.0 - 24.9 mi

Top 28%
×1story
+6ft-20ft

Overall

7365

Females

1504

F18-39

1504

40K→25.2M

24.9 - 25.2 mi

Top 24%
×1story
+13ft-16ft

Overall

6421

Females

1205

F18-39

1205

25.2M→Finish

25.2 - 26.2 mi

Top 27%
×2stories
+22ft-21ft

Overall

7217

Females

1510

F18-39

1510

Passing Analysis

Category:
Athletes Passed
1198
Passed By
1723
Net Change
-525
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#7465
5K → 10K63592-529#7465#7994
10K → 15K62334-272#7994#8266
15K → 20K110139-29#8266#8295
20K → Half504+46#8295#8249
Half → 25K84191-107#8249#8356
25K → 30K181100+81#8356#8275
30K → 20M55118-63#8275#8338
20M → 21M7362+11#8338#8327
21M → 35K3856-18#8327#8345
35K → 23M13834+104#8345#8241
23M → 24M11514+101#8241#8140
24M → 40K8334+49#8140#8091
40K → 25.2M536+47#8091#8044
25.2M → Finish9339+54#8044#7990
TOTALS11981723-525
📊

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