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BOSTON MARATHON 2023

Krystal Miller

Bib: 14949•F

OH

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0:00
/ mi
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Overall
#0 / 26622
Top 40%
Gender (Female)
#0 / 11423
Top 21%
Division (F18-39)
#0 / 4884
Top 37%
Race Day Weather
49°/39°F
light intensity drizzle

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
24:03
Rank: #11847
Start → 5K
24:03 | 7:44/mi
10K· 6.21 mi
47:58
Rank: #12009 (-162)
5K → 10K
23:55 | 7:42/mi
15K· 9.32 mi
1:11:56
Rank: #11939 (+70)
10K → 15K
23:58 | 7:43/mi
20K· 12.43 mi
1:35:48
Rank: #11602 (+337)
15K → 20K
23:52 | 7:41/mi
Half· 13.11 mi
1:41:00
Rank: #11580 (+22)
20K → Half
5:12 | 7:37/mi
25K· 15.53 mi
1:59:47
Rank: #11400 (+180)
Half → 25K
18:47 | 7:45/mi
30K· 18.64 mi
2:24:30
Rank: #11179 (+221)
25K → 30K
24:43 | 7:57/mi
20M
2:35:26
Rank: #11111 (+68)
30K → 20M
10:56 | 8:03/mi
21M
2:43:45
Rank: #10984 (+127)
20M → 21M
8:19 | 8:19/mi
35K· 21.75 mi
2:49:35
Rank: #10952 (+32)
21M → 35K
5:50 | 7:48/mi
23M
2:59:38
Rank: #10877 (+75)
35K → 23M
10:03 | 8:02/mi
24M
3:07:30
Rank: #10839 (+38)
23M → 24M
7:52 | 7:52/mi
40K· 24.85 mi
3:14:21
Rank: #10791 (+48)
24M → 40K
6:51 | 8:01/mi
25.2M
3:17:15
Rank: #10742 (+49)
40K → 25.2M
2:54 | 8:25/mi
Finish· 26.22 mi
3:25:05
Rank: #10676 (+66)
25.2M → Finish
7:50 | 7:41/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:41:00
Pace7:42 /mi
2nd Half
Distance13.11 mi
Time1:44:05
Pace7:56 /mi
📊Positive Split: 3.1% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:53:1124:037:4424:03
7:44
-
10K
6.21 mi11:17:0647:587:4323:55
7:42
-0:02
15K
9.32 mi11:41:041:11:567:4323:58
7:43
+0:01
20K
12.43 mi12:04:561:35:487:4323:52
7:41
-0:02
Half
13.11 mi12:10:081:41:007:425:12
7:37
-0:04
25K
15.53 mi12:28:551:59:477:4318:47
7:45
+0:08
30K
18.64 mi12:53:382:24:307:4524:43
7:57
+0:12
20M
20.00 mi13:04:342:35:267:4610:56
8:03
+0:06
21M
21.00 mi13:12:532:43:457:488:19
8:19
+0:16
35K
21.75 mi13:18:432:49:357:485:50
7:48
-0:31
23M
23.00 mi13:28:462:59:387:4910:03
8:02
+0:14
24M
24.00 mi13:36:383:07:307:497:52
7:52
-0:10
40K
24.85 mi13:43:293:14:217:496:51
8:01
+0:09
25.2M
25.20 mi13:46:233:17:157:502:54
8:25
+0:24
Finish
26.22 mi13:54:133:25:057:507:50
7:41
-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

7:37 /mi

Average Pace

7:50 /mi

Slowest Pace

8:25 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

3:22:11

99% of race

Time at Steady Pace

2:54

1% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 7:49 /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 mi10:53:1124:037:4424:03
7:44
#11847
10K
6.21 mi11:17:0647:587:4323:55
7:42
#12009
15K
9.32 mi11:41:041:11:567:4323:58
7:43
#11939
20K
12.43 mi12:04:561:35:487:4323:52
7:41
#11602
Half
13.11 mi12:10:081:41:007:425:12
7:37
#11580
25K
15.53 mi12:28:551:59:477:4318:47
7:45
#11400
30K
18.64 mi12:53:382:24:307:4524:43
7:57
#11179
20M
20.00 mi13:04:342:35:267:4610:56
8:03
#11111
21M
21.00 mi13:12:532:43:457:488:19
8:19
#10984
35K
21.75 mi13:18:432:49:357:485:50
7:48
#10952
23M
23.00 mi13:28:462:59:387:4910:03
8:02
#10877
24M
24.00 mi13:36:383:07:307:497:52
7:52
#10839
40K
24.85 mi13:43:293:14:217:496:51
8:01
#10791
25.2M
25.20 mi13:46:233:17:157:502:54
8:25
#10742
Finish
26.22 mi13:54:133:25:057:507:50
7:41
#10676
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF18-39Seg. OverallSeg. FemalesSeg. F18-39
5K3.11 mi3.11 mi118472771277111967(Top 45%)2878(Top 25%)2878(Top 59%)
10K6.21 mi3.10 mi12009-1622874-1032874-10312229(Top 46%)2998(Top 26%)2998(Top 61%)
15K9.32 mi3.11 mi11939+702856+182856+1811967(Top 45%)2878(Top 25%)2878(Top 59%)
20K12.43 mi3.11 mi11602+3372682+1742682+17410789(Top 41%)2307(Top 20%)2307(Top 47%)
Half13.11 mi0.68 mi11580+222672+102672+1011263(Top 42%)2494(Top 22%)2494(Top 51%)
25K15.53 mi2.42 mi11400+1802590+822590+8210689(Top 40%)2331(Top 20%)2331(Top 48%)
30K18.64 mi3.11 mi11179+2212518+722518+7210551(Top 40%)2415(Top 21%)2415(Top 49%)
20M20.00 mi1.36 mi11111+682492+262492+2610613(Top 40%)2539(Top 22%)2539(Top 52%)
21M21.00 mi1.00 mi10984+1272452+402452+409360(Top 35%)2085(Top 18%)2085(Top 43%)
35K21.75 mi0.75 mi10952+322453-12453-110667(Top 40%)2701(Top 24%)2701(Top 55%)
23M23.00 mi1.25 mi10877+752437+162437+169958(Top 37%)2490(Top 22%)2490(Top 51%)
24M24.00 mi1.00 mi10839+382446-92446-910296(Top 39%)2728(Top 24%)2728(Top 56%)
40K24.85 mi0.85 mi10791+482444+22444+210155(Top 38%)2727(Top 24%)2727(Top 56%)
25.2M25.20 mi0.35 mi10742+492436+82436+89042(Top 34%)2268(Top 20%)2268(Top 46%)
Finish26.22 mi1.02 mi10676+662428+82428+89919(Top 37%)2666(Top 23%)2666(Top 55%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 45%
×21stories
+97ft-345ft

Overall

11967

Females

2878

F18-39

2878

5K→10K

3.1 - 6.2 mi

Top 46%
×5stories
+79ft-138ft

Overall

12229

Females

2998

F18-39

2998

10K→15K

6.2 - 9.3 mi

Top 45%
×3stories
+67ft-78ft

Overall

11967

Females

2878

F18-39

2878

15K→20K

9.3 - 12.4 mi

Top 41%
×5stories
+106ft-86ft

Overall

10789

Females

2307

F18-39

2307

20K→Half

12.4 - 13.1 mi

Top 42%
×2stories
+19ft-37ft

Overall

11263

Females

2494

F18-39

2494

Half→25K

13.1 - 15.5 mi

Top 40%
×4stories
+66ft-88ft

Overall

10689

Females

2331

F18-39

2331

25K→30K

15.5 - 18.6 mi

Top 40%
×9stories
+181ft-148ft

Overall

10551

Females

2415

F18-39

2415

30K→20M

18.6 - 20.0 mi

Top 40%
×5stories
+64ft-50ft

Overall

10613

Females

2539

F18-39

2539

20M→21M

20.0 - 21.0 mi

Top 35%
×8stories
+106ft-24ft

Overall

9360

Females

2085

F18-39

2085

21M→35K

21.0 - 21.8 mi

Top 40%
×7stories
+17ft-86ft

Overall

10667

Females

2701

F18-39

2701

35K→23M

21.8 - 23.0 mi

Top 37%
×5stories
+23ft-63ft

Overall

9958

Females

2490

F18-39

2490

23M→24M

23.0 - 24.0 mi

Top 39%
×6stories
+12ft-82ft

Overall

10296

Females

2728

F18-39

2728

24M→40K

24.0 - 24.9 mi

Top 38%
×1story
+6ft-20ft

Overall

10155

Females

2727

F18-39

2727

40K→25.2M

24.9 - 25.2 mi

Top 34%
×1story
+13ft-16ft

Overall

9042

Females

2268

F18-39

2268

25.2M→Finish

25.2 - 26.2 mi

Top 37%
×2stories
+22ft-21ft

Overall

9919

Females

2666

F18-39

2666

Passing Analysis

Category:
Athletes Passed
2196*
Passed By
1025
Net Change
+1171
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#11847
5K → 10K224386-162#11847#12009
10K → 15K230160+70#12009#11939
15K → 20K38043+337#11939#11602
20K → Half4624+22#11602#11580
Half → 25K21636+180#11580#11400
25K → 30K30483+221#11400#11179
30K → 20M117*49+68#11179#11111
20M → 21M15427+127#11111#10984
21M → 35K6533+32#10984#10952
35K → 23M11742+75#10952#10877
23M → 24M9052+38#10877#10839
24M → 40K8941+48#10839#10791
40K → 25.2M589+49#10791#10742
25.2M → Finish10640+66#10742#10676
TOTALS2196*1025+1171

* Includes athletes who did not complete a segment (DNF/DNQ).

📊

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