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BOSTON MARATHON 2023

Katja Dunlap

Bib: 10592•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 6%
Race Day Weather
49°/39°F
light intensity drizzle

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
20:48
Rank: #3646
Start → 5K
20:48 | 6:42/mi
10K· 6.21 mi
41:28
Rank: #3737 (-91)
5K → 10K
20:40 | 6:39/mi
15K· 9.32 mi
1:02:14
Rank: #3789 (-52)
10K → 15K
20:46 | 6:41/mi
20K· 12.43 mi
1:23:10
Rank: #3800 (-11)
15K → 20K
20:56 | 6:44/mi
Half· 13.11 mi
1:27:46
Rank: #3851 (-51)
20K → Half
4:36 | 6:45/mi
25K· 15.53 mi
1:44:22
Rank: #3951 (-100)
Half → 25K
16:36 | 6:51/mi
30K· 18.64 mi
2:06:16
Rank: #4068 (-117)
25K → 30K
21:54 | 7:03/mi
20M
2:16:04
Rank: #4190 (-122)
30K → 20M
9:48 | 7:13/mi
21M
2:23:43
Rank: #4253 (-63)
20M → 21M
7:39 | 7:39/mi
35K· 21.75 mi
2:29:00
Rank: #4325 (-72)
21M → 35K
5:17 | 7:04/mi
23M
2:38:21
Rank: #4492 (-167)
35K → 23M
9:21 | 7:28/mi
24M
2:45:36
Rank: #4557 (-65)
23M → 24M
7:15 | 7:15/mi
40K· 24.85 mi
2:52:01
Rank: #4607 (-50)
24M → 40K
6:25 | 7:30/mi
25.2M
2:54:43
Rank: #4611 (-4)
40K → 25.2M
2:42 | 7:50/mi
Finish· 26.22 mi
3:02:02
Rank: #4623 (-12)
25.2M → Finish
7:19 | 7:11/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:27:46
Pace6:42 /mi
2nd Half
Distance13.11 mi
Time1:34:16
Pace7:11 /mi
📊Positive Split: 7.4% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:46:5620:486:4220:48
6:42
-
10K
6.21 mi11:07:3641:286:4020:40
6:39
-0:03
15K
9.32 mi11:28:221:02:146:4120:46
6:41
+0:02
20K
12.43 mi11:49:181:23:106:4220:56
6:44
+0:03
Half
13.11 mi11:53:541:27:466:424:36
6:45
+0:01
25K
15.53 mi12:10:301:44:226:4316:36
6:51
+0:06
30K
18.64 mi12:32:242:06:166:4621:54
7:03
+0:12
20M
20.00 mi12:42:122:16:046:489:48
7:13
+0:10
21M
21.00 mi12:49:512:23:436:517:39
7:39
+0:26
35K
21.75 mi12:55:082:29:006:515:17
7:04
-0:35
23M
23.00 mi13:04:292:38:216:539:21
7:28
+0:24
24M
24.00 mi13:11:442:45:366:547:15
7:15
-0:13
40K
24.85 mi13:18:092:52:016:556:25
7:30
+0:15
25.2M
25.20 mi13:20:512:54:436:562:42
7:50
+0:20
Finish
26.22 mi13:28:103:02:026:577:19
7:11
-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

6:39 /mi

Average Pace

6:57 /mi

Slowest Pace

7:50 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:35:55

86% of race

Time at Steady Pace

26:07

14% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 6:57 /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 mi10:46:5620:486:4220:48
6:42
#3646
10K
6.21 mi11:07:3641:286:4020:40
6:39
#3737
15K
9.32 mi11:28:221:02:146:4120:46
6:41
#3789
20K
12.43 mi11:49:181:23:106:4220:56
6:44
#3800
Half
13.11 mi11:53:541:27:466:424:36
6:45
#3851
25K
15.53 mi12:10:301:44:226:4316:36
6:51
#3951
30K
18.64 mi12:32:242:06:166:4621:54
7:03
#4068
20M
20.00 mi12:42:122:16:046:489:48
7:13
#4190
21M
21.00 mi12:49:512:23:436:517:39
7:39
#4253
35K
21.75 mi12:55:082:29:006:515:17
7:04
#4325
23M
23.00 mi13:04:292:38:216:539:21
7:28
#4492
24M
24.00 mi13:11:442:45:366:547:15
7:15
#4557
40K
24.85 mi13:18:092:52:016:556:25
7:30
#4607
25.2M
25.20 mi13:20:512:54:436:562:42
7:50
#4611
Finish
26.22 mi13:28:103:02:026:577:19
7:11
#4623
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF18-39Seg. OverallSeg. FemalesSeg. F18-39
5K3.11 mi3.11 mi36462102104002(Top 15%)238(Top 2%)238(Top 5%)
10K6.21 mi3.10 mi3737-91209+1209+13921(Top 15%)224(Top 2%)224(Top 5%)
15K9.32 mi3.11 mi3789-52212-3212-34002(Top 15%)238(Top 2%)238(Top 5%)
20K12.43 mi3.11 mi3800-11207+5207+53896(Top 15%)221(Top 2%)221(Top 5%)
Half13.11 mi0.68 mi3851-51215-8215-84853(Top 18%)347(Top 3%)347(Top 7%)
25K15.53 mi2.42 mi3951-100228-13228-134580(Top 17%)315(Top 3%)315(Top 6%)
30K18.64 mi3.11 mi4068-117240-12240-124668(Top 18%)355(Top 3%)355(Top 7%)
20M20.00 mi1.36 mi4190-122256-16256-165185(Top 19%)493(Top 4%)493(Top 10%)
21M21.00 mi1.00 mi4253-63270-14270-145378(Top 20%)627(Top 5%)627(Top 13%)
35K21.75 mi0.75 mi4325-72281-11281-115718(Top 21%)664(Top 6%)664(Top 14%)
23M23.00 mi1.25 mi4492-167301-20301-206253(Top 23%)895(Top 8%)895(Top 18%)
24M24.00 mi1.00 mi4557-65308-7308-76053(Top 23%)901(Top 8%)901(Top 18%)
40K24.85 mi0.85 mi4607-50320-12320-126775(Top 25%)1260(Top 11%)1260(Top 26%)
25.2M25.20 mi0.35 mi4611-4323-3323-35591(Top 21%)904(Top 8%)904(Top 19%)
Finish26.22 mi1.02 mi4623-12335-12335-126300(Top 24%)1157(Top 10%)1157(Top 24%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 15%
×21stories
+97ft-345ft

Overall

4002

Females

238

F18-39

238

5K→10K

3.1 - 6.2 mi

Top 15%
×5stories
+79ft-138ft

Overall

3921

Females

224

F18-39

224

10K→15K

6.2 - 9.3 mi

Top 15%
×3stories
+67ft-78ft

Overall

4002

Females

238

F18-39

238

15K→20K

9.3 - 12.4 mi

Top 15%
×5stories
+106ft-86ft

Overall

3896

Females

221

F18-39

221

20K→Half

12.4 - 13.1 mi

Top 18%
×2stories
+19ft-37ft

Overall

4853

Females

347

F18-39

347

Half→25K

13.1 - 15.5 mi

Top 17%
×4stories
+66ft-88ft

Overall

4580

Females

315

F18-39

315

25K→30K

15.5 - 18.6 mi

Top 18%
×9stories
+181ft-148ft

Overall

4668

Females

355

F18-39

355

30K→20M

18.6 - 20.0 mi

Top 19%
×5stories
+64ft-50ft

Overall

5185

Females

493

F18-39

493

20M→21M

20.0 - 21.0 mi

Top 20%
×8stories
+106ft-24ft

Overall

5378

Females

627

F18-39

627

21M→35K

21.0 - 21.8 mi

Top 21%
×7stories
+17ft-86ft

Overall

5718

Females

664

F18-39

664

35K→23M

21.8 - 23.0 mi

Top 23%
×5stories
+23ft-63ft

Overall

6253

Females

895

F18-39

895

23M→24M

23.0 - 24.0 mi

Top 23%
×6stories
+12ft-82ft

Overall

6053

Females

901

F18-39

901

24M→40K

24.0 - 24.9 mi

Top 25%
×1story
+6ft-20ft

Overall

6775

Females

1260

F18-39

1260

40K→25.2M

24.9 - 25.2 mi

Top 21%
×1story
+13ft-16ft

Overall

5591

Females

904

F18-39

904

25.2M→Finish

25.2 - 26.2 mi

Top 24%
×2stories
+22ft-21ft

Overall

6300

Females

1157

F18-39

1157

Passing Analysis

Category:
Athletes Passed
741
Passed By
1718
Net Change
-977
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#3646
5K → 10K168259-91#3646#3737
10K → 15K88140-52#3737#3789
15K → 20K100111-11#3789#3800
20K → Half1162-51#3800#3851
Half → 25K46146-100#3851#3951
25K → 30K83200-117#3951#4068
30K → 20M27149-122#4068#4190
20M → 21M50113-63#4190#4253
21M → 35K2193-72#4253#4325
35K → 23M33200-167#4325#4492
23M → 24M2691-65#4492#4557
24M → 40K3282-50#4557#4607
40K → 25.2M1620-4#4607#4611
25.2M → Finish4052-12#4611#4623
TOTALS7411718-977
📊

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