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BOSTON MARATHON 2023

Jessica Marlier

Bib: 2512•F

FL

0:00
0:00
/ mi
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Overall
#0 / 26622
Top 18%
Gender (Female)
#0 / 11423
Top 3%
Division (F18-39)
#0 / 4884
Top 7%
Race Day Weather
49°/39°F
light intensity drizzle

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
21:32
Rank: #5811
Start → 5K
21:32 | 6:56/mi
10K· 6.21 mi
42:44
Rank: #5650 (+161)
5K → 10K
21:12 | 6:49/mi
15K· 9.32 mi
1:03:57
Rank: #5568 (+82)
10K → 15K
21:13 | 6:50/mi
20K· 12.43 mi
1:25:11
Rank: #5376 (+192)
15K → 20K
21:14 | 6:50/mi
Half· 13.11 mi
1:29:48
Rank: #5346 (+30)
20K → Half
4:37 | 6:46/mi
25K· 15.53 mi
1:46:20
Rank: #5146 (+200)
Half → 25K
16:32 | 6:49/mi
30K· 18.64 mi
2:08:22
Rank: #5057 (+89)
25K → 30K
22:02 | 7:06/mi
20M
2:18:06
Rank: #5027 (+30)
30K → 20M
9:44 | 7:10/mi
21M
2:25:46
Rank: #5032 (-5)
20M → 21M
7:40 | 7:40/mi
35K· 21.75 mi
2:30:52
Rank: #4982 (+50)
21M → 35K
5:06 | 6:49/mi
23M
2:39:51
Rank: #4921 (+61)
35K → 23M
8:59 | 7:10/mi
24M
2:46:59
Rank: #4904 (+17)
23M → 24M
7:08 | 7:08/mi
40K· 24.85 mi
2:53:16
Rank: #4905 (-1)
24M → 40K
6:17 | 7:21/mi
25.2M
2:55:59
Rank: #4904 (+1)
40K → 25.2M
2:43 | 7:53/mi
Finish· 26.22 mi
3:03:16
Rank: #4900 (+4)
25.2M → Finish
7:17 | 7:09/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:29:48
Pace6:51 /mi
2nd Half
Distance13.11 mi
Time1:33:28
Pace7:08 /mi
📊Positive Split: 4.1% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:22:2121:326:5621:32
6:56
-
10K
6.21 mi10:43:3342:446:5321:12
6:49
-0:07
15K
9.32 mi11:04:461:03:576:5221:13
6:50
+0:01
20K
12.43 mi11:26:001:25:116:5121:14
6:50
0:00
Half
13.11 mi11:30:371:29:486:514:37
6:46
-0:04
25K
15.53 mi11:47:091:46:206:5116:32
6:49
+0:03
30K
18.64 mi12:09:112:08:226:5322:02
7:06
+0:17
20M
20.00 mi12:18:552:18:066:549:44
7:10
+0:04
21M
21.00 mi12:26:352:25:466:567:40
7:40
+0:30
35K
21.75 mi12:31:412:30:526:565:06
6:49
-0:51
23M
23.00 mi12:40:402:39:516:578:59
7:10
+0:21
24M
24.00 mi12:47:482:46:596:577:08
7:08
-0:02
40K
24.85 mi12:54:052:53:166:586:17
7:21
+0:13
25.2M
25.20 mi12:56:482:55:596:592:43
7:53
+0:32
Finish
26.22 mi13:04:053:03:167:007:17
7:09
-0:44

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

6:46 /mi

Average Pace

7:00 /mi

Slowest Pace

7:53 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:52:53

94% of race

Time at Steady Pace

10:23

6% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 6:59 /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 mi10:22:2121:326:5621:32
6:56
#5811
10K
6.21 mi10:43:3342:446:5321:12
6:49
#5650
15K
9.32 mi11:04:461:03:576:5221:13
6:50
#5568
20K
12.43 mi11:26:001:25:116:5121:14
6:50
#5376
Half
13.11 mi11:30:371:29:486:514:37
6:46
#5346
25K
15.53 mi11:47:091:46:206:5116:32
6:49
#5146
30K
18.64 mi12:09:112:08:226:5322:02
7:06
#5057
20M
20.00 mi12:18:552:18:066:549:44
7:10
#5027
21M
21.00 mi12:26:352:25:466:567:40
7:40
#5032
35K
21.75 mi12:31:412:30:526:565:06
6:49
#4982
23M
23.00 mi12:40:402:39:516:578:59
7:10
#4921
24M
24.00 mi12:47:482:46:596:577:08
7:08
#4904
40K
24.85 mi12:54:052:53:166:586:17
7:21
#4905
25.2M
25.20 mi12:56:482:55:596:592:43
7:53
#4904
Finish
26.22 mi13:04:053:03:167:007:17
7:09
#4900
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF18-39Seg. OverallSeg. FemalesSeg. F18-39
5K3.11 mi3.11 mi58114714715399(Top 20%)411(Top 4%)411(Top 8%)
10K6.21 mi3.10 mi5650+161443+28443+285540(Top 21%)436(Top 4%)436(Top 9%)
15K9.32 mi3.11 mi5568+82432+11432+115399(Top 20%)411(Top 4%)411(Top 8%)
20K12.43 mi3.11 mi5376+192398+34398+344780(Top 18%)335(Top 3%)335(Top 7%)
Half13.11 mi0.68 mi5346+30392+6392+65076(Top 19%)376(Top 3%)376(Top 8%)
25K15.53 mi2.42 mi5146+200368+24368+244346(Top 16%)290(Top 3%)290(Top 6%)
30K18.64 mi3.11 mi5057+89362+6362+64902(Top 18%)387(Top 3%)387(Top 8%)
20M20.00 mi1.36 mi5027+30365-3365-34940(Top 19%)444(Top 4%)444(Top 9%)
21M21.00 mi1.00 mi5032-5372-7372-75465(Top 21%)647(Top 6%)647(Top 13%)
35K21.75 mi0.75 mi4982+50369+3369+34356(Top 16%)365(Top 3%)365(Top 7%)
23M23.00 mi1.25 mi4921+61365+4365+44693(Top 18%)457(Top 4%)457(Top 9%)
24M24.00 mi1.00 mi4904+17368-3368-35393(Top 20%)673(Top 6%)673(Top 14%)
40K24.85 mi0.85 mi4905-1379-11379-115764(Top 22%)881(Top 8%)881(Top 18%)
25.2M25.20 mi0.35 mi4904+1382-3382-35851(Top 22%)982(Top 9%)982(Top 20%)
Finish26.22 mi1.02 mi4900+4387-5387-56108(Top 23%)1090(Top 10%)1090(Top 22%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 20%
×21stories
+97ft-345ft

Overall

5399

Females

411

F18-39

411

5K→10K

3.1 - 6.2 mi

Top 21%
×5stories
+79ft-138ft

Overall

5540

Females

436

F18-39

436

10K→15K

6.2 - 9.3 mi

Top 20%
×3stories
+67ft-78ft

Overall

5399

Females

411

F18-39

411

15K→20K

9.3 - 12.4 mi

Top 18%
×5stories
+106ft-86ft

Overall

4780

Females

335

F18-39

335

20K→Half

12.4 - 13.1 mi

Top 19%
×2stories
+19ft-37ft

Overall

5076

Females

376

F18-39

376

Half→25K

13.1 - 15.5 mi

Top 16%
×4stories
+66ft-88ft

Overall

4346

Females

290

F18-39

290

25K→30K

15.5 - 18.6 mi

Top 18%
×9stories
+181ft-148ft

Overall

4902

Females

387

F18-39

387

30K→20M

18.6 - 20.0 mi

Top 19%
×5stories
+64ft-50ft

Overall

4940

Females

444

F18-39

444

20M→21M

20.0 - 21.0 mi

Top 21%
×8stories
+106ft-24ft

Overall

5465

Females

647

F18-39

647

21M→35K

21.0 - 21.8 mi

Top 16%
×7stories
+17ft-86ft

Overall

4356

Females

365

F18-39

365

35K→23M

21.8 - 23.0 mi

Top 18%
×5stories
+23ft-63ft

Overall

4693

Females

457

F18-39

457

23M→24M

23.0 - 24.0 mi

Top 20%
×6stories
+12ft-82ft

Overall

5393

Females

673

F18-39

673

24M→40K

24.0 - 24.9 mi

Top 22%
×1story
+6ft-20ft

Overall

5764

Females

881

F18-39

881

40K→25.2M

24.9 - 25.2 mi

Top 22%
×1story
+13ft-16ft

Overall

5851

Females

982

F18-39

982

25.2M→Finish

25.2 - 26.2 mi

Top 23%
×2stories
+22ft-21ft

Overall

6108

Females

1090

F18-39

1090

Passing Analysis

Category:
Athletes Passed
1557
Passed By
646
Net Change
+911
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#5811
5K → 10K288127+161#5811#5650
10K → 15K16482+82#5650#5568
15K → 20K20816+192#5568#5376
20K → Half399+30#5376#5346
Half → 25K21818+200#5346#5146
25K → 30K17182+89#5146#5057
30K → 20M8757+30#5057#5027
20M → 21M6065-5#5027#5032
21M → 35K588+50#5032#4982
35K → 23M10039+61#4982#4921
23M → 24M5538+17#4921#4904
24M → 40K4344-1#4904#4905
40K → 25.2M1716+1#4905#4904
25.2M → Finish4945+4#4904#4900
TOTALS1557646+911
📊

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