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BOSTON MARATHON 2023

Morgan Kiebler

Bib: 14000•F

PA

0:00
0:00
/ mi
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Overall
#0 / 26622
Gender (Female)
#0 / 11423
Top 34%
Division (F18-39)
#0 / 4884
Race Day Weather
49°/39°F
light intensity drizzle

⏱️ Race Timeline

Course Elevation
7–469 ft
≈
×2stacked redwood trees
•▲ 890 ft climb · ▼ 1342 ft descent
Ribbon color based on
FasterSteadySlower· vs. your average pace
Start
0:00
Race begins
5K· 3.11 mi
8:11/mi
25:27
↑ 97↓ 3451.5%
10K· 6.21 mi
8:07/mi
50:41
↑ 79↓ 1380.4%
15K· 9.32 mi
8:06/mi
1:15:50
↑ 67↓ 78
20K· 12.43 mi
8:08/mi
1:41:07
↑ 106↓ 860.1%
Half· 13.11 mi
8:10/mi
1:46:41
↑ 19↓ 370.5%
25K· 15.53 mi
8:08/mi
2:06:25
↑ 66↓ 880.2%
30K· 18.64 mi
8:11/mi
2:31:52
↑ 181↓ 1480.2%
20M
8:22/mi
2:43:14
↑ 64↓ 500.2%
21M
8:22/mi
2:51:36
↑ 106↓ 241.6%
35K· 21.75 mi
8:07/mi
2:57:40
↑ 17↓ 861.7%
23M
8:22/mi
3:08:08
↑ 23↓ 630.6%
24M
8:08/mi
3:16:16
↓ 821.3%
40K· 24.85 mi
8:05/mi
3:23:11
↓ 200.3%
25.2M
8:33/mi
3:26:08
↑ 13↓ 160.2%
Finish· 26.22 mi
7:42/mi
3:33:59
↑ 22↓ 21

The Course

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Half Splits

1st Half· via Half⚖️ Balanced
Distance13.11 mi
Time1:46:41
Pace8:08 /mi
2nd Half⚖️ Balanced
Distance13.11 mi
Time1:47:18
Pace8:11 /mi
📊Even Split: Consistent pacing between halves

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:54:4025:278:1125:27
8:11
-
10K
6.21 mi11:19:5450:418:0925:14
8:07
-0:04
15K
9.32 mi11:45:031:15:508:0825:09
8:06
-0:01
20K
12.43 mi12:10:201:41:078:0825:17
8:08
+0:02
Half
13.11 mi12:15:541:46:418:085:34
8:10
+0:02
25K
15.53 mi12:35:382:06:258:0819:44
8:08
-0:02
30K
18.64 mi13:01:052:31:528:0925:27
8:11
+0:03
20M
20.00 mi13:12:272:43:148:1011:22
8:22
+0:11
21M
21.00 mi13:20:492:51:368:108:22
8:22
0:00
35K
21.75 mi13:26:532:57:408:106:04
8:07
-0:15
23M
23.00 mi13:37:213:08:088:1110:28
8:22
+0:15
24M
24.00 mi13:45:293:16:168:118:08
8:08
-0:14
40K
24.85 mi13:52:243:23:118:106:55
8:05
-0:03
25.2M
25.20 mi13:55:213:26:088:112:57
8:33
+0:28
Finish
26.22 mi14:03:123:33:598:107:51
7:42
-0:51

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

7:42 /mi

Average Pace

8:10 /mi

Slowest Pace

8:33 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

3:31:02

99% of race

Time at Steady Pace

2:57

1% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 8:10 /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 mi10:54:4025:278:1125:27
8:11
#15410
10K
6.21 mi11:19:5450:418:0925:14
8:07
#15506
15K
9.32 mi11:45:031:15:508:0825:09
8:06
#15393
20K
12.43 mi12:10:201:41:078:0825:17
8:08
#15146
Half
13.11 mi12:15:541:46:418:085:34
8:10
#15160
25K
15.53 mi12:35:382:06:258:0819:44
8:08
#14909
30K
18.64 mi13:01:052:31:528:0925:27
8:11
#14430
20M
20.00 mi13:12:272:43:148:1011:22
8:22
#14298
21M
21.00 mi13:20:492:51:368:108:22
8:22
#13997
35K
21.75 mi13:26:532:57:408:106:04
8:07
#13941
23M
23.00 mi13:37:213:08:088:1110:28
8:22
#13809
24M
24.00 mi13:45:293:16:168:118:08
8:08
#13724
40K
24.85 mi13:52:243:23:118:106:55
8:05
#13576
25.2M
25.20 mi13:55:213:26:088:112:57
8:33
#13496
Finish
26.22 mi14:03:123:33:598:107:51
7:42
#13335
Faster pace
Steady pace
Slower pace
Est.Checkpoint not recorded (estimated)
~Segment time uses estimated prior

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF18-39Seg. OverallSeg. FemalesSeg. F18-39
5K3.11 mi3.11 mi154104904490415131(Top 57%)4750(Top 42%)4750(Top 97%)
10K6.21 mi3.10 mi15506-964971-674971-6715682(Top 59%)5065(Top 44%)5065(Top 104%)
15K9.32 mi3.11 mi15393+1134909+624909+6215131(Top 57%)4750(Top 42%)4750(Top 97%)
20K12.43 mi3.11 mi15146+2474774+1354774+13514503(Top 54%)4402(Top 39%)4402(Top 90%)
Half13.11 mi0.68 mi15160-144779-54779-515496(Top 58%)4968(Top 43%)4968(Top 102%)
25K15.53 mi2.42 mi14909+2514652+1274652+12713804(Top 52%)4097(Top 36%)4097(Top 84%)
30K18.64 mi3.11 mi14430+4794412+2404412+24012304(Top 46%)3365(Top 29%)3365(Top 69%)
20M20.00 mi1.36 mi14298+1324357+554357+5512834(Top 48%)3775(Top 33%)3775(Top 77%)
21M21.00 mi1.00 mi13997+3014183+1744183+1749594(Top 36%)2200(Top 19%)2200(Top 45%)
35K21.75 mi0.75 mi13941+564162+214162+2112880(Top 48%)3933(Top 34%)3933(Top 81%)
23M23.00 mi1.25 mi13809+1324105+574105+5712333(Top 46%)3711(Top 32%)3711(Top 76%)
24M24.00 mi1.00 mi13724+854081+244081+2412170(Top 46%)3681(Top 32%)3681(Top 75%)
40K24.85 mi0.85 mi13576+1484005+764005+7610693(Top 40%)2997(Top 26%)2997(Top 61%)
25.2M25.20 mi0.35 mi13496+803967+383967+389992(Top 38%)2708(Top 24%)2708(Top 55%)
Finish26.22 mi1.02 mi13335+1613894+733894+7310036(Top 38%)2723(Top 24%)2723(Top 56%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 57%
×21story building
+97ft-345ft

Overall

15131

Females

4750

F18-39

4750

5K→10K

3.1 - 6.2 mi

Top 59%
×5story building
+79ft-138ft

Overall

15682

Females

5065

F18-39

5065

10K→15K

6.2 - 9.3 mi

Top 57%
×3story building
+67ft-78ft

Overall

15131

Females

4750

F18-39

4750

15K→20K

9.3 - 12.4 mi

Top 54%
×5story building
+106ft-86ft

Overall

14503

Females

4402

F18-39

4402

20K→Half

12.4 - 13.1 mi

Top 58%
×2story building
+19ft-37ft

Overall

15496

Females

4968

F18-39

4968

Half→25K

13.1 - 15.5 mi

Top 52%
×4story building
+66ft-88ft

Overall

13804

Females

4097

F18-39

4097

25K→30K

15.5 - 18.6 mi

Top 46%
×9story building
+181ft-148ft

Overall

12304

Females

3365

F18-39

3365

30K→20M

18.6 - 20.0 mi

Top 48%
×5story building
+64ft-50ft

Overall

12834

Females

3775

F18-39

3775

20M→21M

20.0 - 21.0 mi

Top 36%
×8story building
+106ft-24ft

Overall

9594

Females

2200

F18-39

2200

21M→35K

21.0 - 21.8 mi

Top 48%
×7story building
+17ft-86ft

Overall

12880

Females

3933

F18-39

3933

35K→23M

21.8 - 23.0 mi

Top 46%
×5story building
+23ft-63ft

Overall

12333

Females

3711

F18-39

3711

23M→24M

23.0 - 24.0 mi

Top 46%
×6story building
+12ft-82ft

Overall

12170

Females

3681

F18-39

3681

24M→40K

24.0 - 24.9 mi

Top 40%
×1story
+6ft-20ft

Overall

10693

Females

2997

F18-39

2997

40K→25.2M

24.9 - 25.2 mi

Top 38%
×1story
+13ft-16ft

Overall

9992

Females

2708

F18-39

2708

25.2M→Finish

25.2 - 26.2 mi

Top 38%
×2story building
+22ft-21ft

Overall

10036

Females

2723

F18-39

2723

Passing Analysis

Category:
Athletes Passed
2830
Passed By
755
Net Change
+2075
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#15410
5K → 10K250346-96#15410#15506
10K → 15K247134+113#15506#15393
15K → 20K30558+247#15393#15146
20K → Half3448-14#15146#15160
Half → 25K28130+251#15160#14909
25K → 30K48910+479#14909#14430
30K → 20M15624+132#14430#14298
20M → 21M3054+301#14298#13997
21M → 35K8024+56#13997#13941
35K → 23M15523+132#13941#13809
23M → 24M11328+85#13809#13724
24M → 40K1568+148#13724#13576
40K → 25.2M833+80#13576#13496
25.2M → Finish17615+161#13496#13335
TOTALS2830755+2075
📊

Passing Visuals

Category:
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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