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BOSTON MARATHON 2023

Juliana Janisse

Bib: 14291•F

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Overall
#0 / 26622
Top 44%
Gender (Female)
#0 / 11423
Top 26%
Division (F18-39)
#0 / 4884
Top 44%
Race Day Weather
49°/39°F
light intensity drizzle

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
23:21
Rank: #9777
Start → 5K
23:21 | 7:31/mi
10K· 6.21 mi
46:25
Rank: #9755 (+22)
5K → 10K
23:04 | 7:25/mi
15K· 9.32 mi
1:10:23
Rank: #10515 (-760)
10K → 15K
23:58 | 7:43/mi
20K· 12.43 mi
1:34:55
Rank: #11017 (-502)
15K → 20K
24:32 | 7:54/mi
Half· 13.11 mi
1:40:10
Rank: #11049 (-32)
20K → Half
5:15 | 7:42/mi
25K· 15.53 mi
1:59:44
Rank: #11373 (-324)
Half → 25K
19:34 | 8:04/mi
30K· 18.64 mi
2:26:06
Rank: #11913 (-540)
25K → 30K
26:22 | 8:29/mi
20M
2:37:25
Rank: #11970 (-57)
30K → 20M
11:19 | 8:20/mi
21M
2:46:21
Rank: #12033 (-63)
20M → 21M
8:56 | 8:56/mi
35K· 21.75 mi
2:52:07
Rank: #11957 (+76)
21M → 35K
5:46 | 7:42/mi
23M
3:02:18
Rank: #11864 (+93)
35K → 23M
10:11 | 8:08/mi
24M
3:10:28
Rank: #11883 (-19)
23M → 24M
8:10 | 8:10/mi
40K· 24.85 mi
3:17:35
Rank: #11881 (+2)
24M → 40K
7:07 | 8:19/mi
25.2M
3:20:41
Rank: #11887 (-6)
40K → 25.2M
3:06 | 8:59/mi
Finish· 26.22 mi
3:28:37
Rank: #11826 (+61)
25.2M → Finish
7:56 | 7:47/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:40:10
Pace7:38 /mi
2nd Half
Distance13.11 mi
Time1:48:27
Pace8:16 /mi
📊Positive Split: 8.3% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:52:4823:217:3123:21
7:31
-
10K
6.21 mi11:15:5246:257:2823:04
7:25
-0:06
15K
9.32 mi11:39:501:10:237:3323:58
7:43
+0:18
20K
12.43 mi12:04:221:34:557:3824:32
7:54
+0:11
Half
13.11 mi12:09:371:40:107:385:15
7:42
-0:12
25K
15.53 mi12:29:111:59:447:4219:34
8:04
+0:22
30K
18.64 mi12:55:332:26:067:5026:22
8:29
+0:25
20M
20.00 mi13:06:522:37:257:5211:19
8:20
-0:09
21M
21.00 mi13:15:482:46:217:558:56
8:56
+0:36
35K
21.75 mi13:21:342:52:077:555:46
7:42
-1:14
23M
23.00 mi13:31:453:02:187:5610:11
8:08
+0:26
24M
24.00 mi13:39:553:10:287:568:10
8:10
+0:02
40K
24.85 mi13:47:023:17:357:577:07
8:19
+0:09
25.2M
25.20 mi13:50:083:20:417:583:06
8:59
+0:40
Finish
26.22 mi13:58:043:28:377:587:56
7:47
-1:12

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

7:25 /mi

Average Pace

7:58 /mi

Slowest Pace

8:59 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

1:29:20

43% of race

Time at Steady Pace

1:02:27

30% of race

Time at Slower Pace

56:50

27% of race

Average Pace: 7:57 /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 mi10:52:4823:217:3123:21
7:31
#9777
10K
6.21 mi11:15:5246:257:2823:04
7:25
#9755
15K
9.32 mi11:39:501:10:237:3323:58
7:43
#10515
20K
12.43 mi12:04:221:34:557:3824:32
7:54
#11017
Half
13.11 mi12:09:371:40:107:385:15
7:42
#11049
25K
15.53 mi12:29:111:59:447:4219:34
8:04
#11373
30K
18.64 mi12:55:332:26:067:5026:22
8:29
#11913
20M
20.00 mi13:06:522:37:257:5211:19
8:20
#11970
21M
21.00 mi13:15:482:46:217:558:56
8:56
#12033
35K
21.75 mi13:21:342:52:077:555:46
7:42
#11957
23M
23.00 mi13:31:453:02:187:5610:11
8:08
#11864
24M
24.00 mi13:39:553:10:287:568:10
8:10
#11883
40K
24.85 mi13:47:023:17:357:577:07
8:19
#11881
25.2M
25.20 mi13:50:083:20:417:583:06
8:59
#11887
Finish
26.22 mi13:58:043:28:377:587:56
7:47
#11826
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF18-39Seg. OverallSeg. FemalesSeg. F18-39
5K3.11 mi3.11 mi97771749174911980(Top 45%)2891(Top 25%)2891(Top 59%)
10K6.21 mi3.10 mi9755+221729+201729+209865(Top 37%)1757(Top 15%)1757(Top 36%)
15K9.32 mi3.11 mi10515-7602073-3442073-34411980(Top 45%)2891(Top 25%)2891(Top 59%)
20K12.43 mi3.11 mi11017-5022338-2652338-26512593(Top 47%)3310(Top 29%)3310(Top 68%)
Half13.11 mi0.68 mi11049-322354-162354-1611917(Top 45%)2869(Top 25%)2869(Top 59%)
25K15.53 mi2.42 mi11373-3242577-2232577-22313309(Top 50%)3807(Top 33%)3807(Top 78%)
30K18.64 mi3.11 mi11913-5402933-3562933-35614229(Top 53%)4467(Top 39%)4467(Top 91%)
20M20.00 mi1.36 mi11970-572978-452978-4512539(Top 47%)3596(Top 31%)3596(Top 74%)
21M21.00 mi1.00 mi12033-633027-493027-4913035(Top 49%)3956(Top 35%)3956(Top 81%)
35K21.75 mi0.75 mi11957+762995+322995+3210065(Top 38%)2403(Top 21%)2403(Top 49%)
23M23.00 mi1.25 mi11864+932970+252970+2510740(Top 40%)2895(Top 25%)2895(Top 59%)
24M24.00 mi1.00 mi11883-193003-333003-3312393(Top 47%)3790(Top 33%)3790(Top 78%)
40K24.85 mi0.85 mi11881+23027-243027-2412229(Top 46%)3786(Top 33%)3786(Top 78%)
25.2M25.20 mi0.35 mi11887-63041-143041-1412499(Top 47%)3958(Top 35%)3958(Top 81%)
Finish26.22 mi1.02 mi11826+613025+163025+1610601(Top 40%)2993(Top 26%)2993(Top 61%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 45%
×21stories
+97ft-345ft

Overall

11980

Females

2891

F18-39

2891

5K→10K

3.1 - 6.2 mi

Top 37%
×5stories
+79ft-138ft

Overall

9865

Females

1757

F18-39

1757

10K→15K

6.2 - 9.3 mi

Top 45%
×3stories
+67ft-78ft

Overall

11980

Females

2891

F18-39

2891

15K→20K

9.3 - 12.4 mi

Top 47%
×5stories
+106ft-86ft

Overall

12593

Females

3310

F18-39

3310

20K→Half

12.4 - 13.1 mi

Top 45%
×2stories
+19ft-37ft

Overall

11917

Females

2869

F18-39

2869

Half→25K

13.1 - 15.5 mi

Top 50%
×4stories
+66ft-88ft

Overall

13309

Females

3807

F18-39

3807

25K→30K

15.5 - 18.6 mi

Top 53%
×9stories
+181ft-148ft

Overall

14229

Females

4467

F18-39

4467

30K→20M

18.6 - 20.0 mi

Top 47%
×5stories
+64ft-50ft

Overall

12539

Females

3596

F18-39

3596

20M→21M

20.0 - 21.0 mi

Top 49%
×8stories
+106ft-24ft

Overall

13035

Females

3956

F18-39

3956

21M→35K

21.0 - 21.8 mi

Top 38%
×7stories
+17ft-86ft

Overall

10065

Females

2403

F18-39

2403

35K→23M

21.8 - 23.0 mi

Top 40%
×5stories
+23ft-63ft

Overall

10740

Females

2895

F18-39

2895

23M→24M

23.0 - 24.0 mi

Top 47%
×6stories
+12ft-82ft

Overall

12393

Females

3790

F18-39

3790

24M→40K

24.0 - 24.9 mi

Top 46%
×1story
+6ft-20ft

Overall

12229

Females

3786

F18-39

3786

40K→25.2M

24.9 - 25.2 mi

Top 47%
×1story
+13ft-16ft

Overall

12499

Females

3958

F18-39

3958

25.2M→Finish

25.2 - 26.2 mi

Top 40%
×2stories
+22ft-21ft

Overall

10601

Females

2993

F18-39

2993

Passing Analysis

Category:
Athletes Passed
1148
Passed By
3195
Net Change
-2049
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#9777
5K → 10K320298+22#9777#9755
10K → 15K34792-760#9755#10515
15K → 20K43545-502#10515#11017
20K → Half1446-32#11017#11049
Half → 25K45369-324#11049#11373
25K → 30K67607-540#11373#11913
30K → 20M79136-57#11913#11970
20M → 21M67130-63#11970#12033
21M → 35K859+76#12033#11957
35K → 23M13542+93#11957#11864
23M → 24M6180-19#11864#11883
24M → 40K6664+2#11883#11881
40K → 25.2M2834-6#11881#11887
25.2M → Finish10443+61#11887#11826
TOTALS11483195-2049
📊

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