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BOSTON MARATHON 2023

Ashlie Berg

Bib: 18733•F

CA

0:00
0:00
/ mi
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Overall
#0 / 26622
Top 48%
Gender (Female)
#0 / 11423
Top 32%
Division (F18-39)
#0 / 4884
Top 50%
Race Day Weather
49°/39°F
light intensity drizzle

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
24:53
Rank: #14095
Start → 5K
8:01/mi
24:53 split
10K· 6.21 mi
49:58
Rank: #14680 (-585)
5K → 10K
8:04/mi
25:05 split
15K· 9.32 mi
1:15:19
Rank: #14990 (-310)
10K → 15K
8:10/mi
25:21 split
20K· 12.43 mi
1:40:52
Rank: #14995 (-5)
15K → 20K
8:13/mi
25:33 split
Half· 13.11 mi
1:46:23
Rank: #14980 (+15)
20K → Half
8:05/mi
5:31 split
25K· 15.53 mi
2:05:49
Rank: #14650 (+330)
Half → 25K
8:01/mi
19:26 split
30K· 18.64 mi
2:31:14
Rank: #14196 (+454)
25K → 30K
8:11/mi
25:25 split
20M
2:42:23
Rank: #13988 (+208)
30K → 20M
8:12/mi
11:09 split
21M
2:50:52
Rank: #13745 (+243)
20M → 21M
8:29/mi
8:29 split
35K· 21.75 mi
2:56:31
Rank: #13542 (+203)
21M → 35K
7:33/mi
5:39 split
23M
3:06:32
Rank: #13277 (+265)
35K → 23M
8:00/mi
10:01 split
24M
3:14:20
Rank: #13101 (+176)
23M → 24M
7:48/mi
7:48 split
40K· 24.85 mi
3:21:14
Rank: #12996 (+105)
24M → 40K
8:04/mi
6:54 split
25.2M
3:24:16
Rank: #12960 (+36)
40K → 25.2M
8:48/mi
3:02 split
Finish· 26.22 mi
3:32:10
Rank: #12849 (+111)
25.2M → Finish
7:45/mi
7:54 split

The Course

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Half Splits

1st Half· via Half⚖️ Balanced
Distance13.11 mi
Time1:46:23
Pace8:07 /mi
2nd Half⚖️ Balanced
Distance13.11 mi
Time1:45:47
Pace8:04 /mi
📊Even Split: Consistent pacing between halves

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:21:3824:538:0124:53
8:01
-
10K
6.21 mi11:46:4349:588:0225:05
8:04
+0:03
15K
9.32 mi12:12:041:15:198:0525:21
8:10
+0:06
20K
12.43 mi12:37:371:40:528:0725:33
8:13
+0:03
Half
13.11 mi12:43:081:46:238:075:31
8:05
-0:08
25K
15.53 mi13:02:342:05:498:0619:26
8:01
-0:04
30K
18.64 mi13:27:592:31:148:0725:25
8:11
+0:10
20M
20.00 mi13:39:082:42:238:0711:09
8:12
+0:01
21M
21.00 mi13:47:372:50:528:088:29
8:29
+0:17
35K
21.75 mi13:53:162:56:318:075:39
7:33
-0:56
23M
23.00 mi14:03:173:06:328:0710:01
8:00
+0:27
24M
24.00 mi14:11:053:14:208:067:48
7:48
-0:12
40K
24.85 mi14:17:593:21:148:066:54
8:04
+0:16
25.2M
25.20 mi14:21:013:24:168:063:02
8:48
+0:44
Finish
26.22 mi14:28:553:32:108:067:54
7:45
-1:03

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

7:33 /mi

Average Pace

8:06 /mi

Slowest Pace

8:48 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

3:20:39

95% of race

Time at Steady Pace

11:31

5% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 8:06 /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 mi11:21:3824:538:0124:53
8:01
#14095
10K
6.21 mi11:46:4349:588:0225:05
8:04
#14680
15K
9.32 mi12:12:041:15:198:0525:21
8:10
#14990
20K
12.43 mi12:37:371:40:528:0725:33
8:13
#14995
Half
13.11 mi12:43:081:46:238:075:31
8:05
#14980
25K
15.53 mi13:02:342:05:498:0619:26
8:01
#14650
30K
18.64 mi13:27:592:31:148:0725:25
8:11
#14196
20M
20.00 mi13:39:082:42:238:0711:09
8:12
#13988
21M
21.00 mi13:47:372:50:528:088:29
8:29
#13745
35K
21.75 mi13:53:162:56:318:075:39
7:33
#13542
23M
23.00 mi14:03:173:06:328:0710:01
8:00
#13277
24M
24.00 mi14:11:053:14:208:067:48
7:48
#13101
40K
24.85 mi14:17:593:21:148:066:54
8:04
#12996
25.2M
25.20 mi14:21:013:24:168:063:02
8:48
#12960
Finish
26.22 mi14:28:553:32:108:067:54
7:45
#12849
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF18-39Seg. OverallSeg. FemalesSeg. F18-39
5K3.11 mi3.11 mi140954086408615575(Top 59%)5024(Top 44%)5024(Top 103%)
10K6.21 mi3.10 mi14680-5854451-3654451-36515329(Top 58%)4867(Top 43%)4867(Top 100%)
15K9.32 mi3.11 mi14990-3104656-2054656-20515575(Top 59%)5024(Top 44%)5024(Top 103%)
20K12.43 mi3.11 mi14995-54680-244680-2415118(Top 57%)4781(Top 42%)4781(Top 98%)
Half13.11 mi0.68 mi14980+154672+84672+815042(Top 57%)4687(Top 41%)4687(Top 96%)
25K15.53 mi2.42 mi14650+3304495+1774495+17712879(Top 48%)3562(Top 31%)3562(Top 73%)
30K18.64 mi3.11 mi14196+4544259+2364259+23612216(Top 46%)3313(Top 29%)3313(Top 68%)
20M20.00 mi1.36 mi13988+2084159+1004159+10011760(Top 44%)3145(Top 28%)3145(Top 64%)
21M21.00 mi1.00 mi13745+2434023+1364023+13610431(Top 39%)2602(Top 23%)2602(Top 53%)
35K21.75 mi0.75 mi13542+2033908+1153908+1159008(Top 34%)1945(Top 17%)1945(Top 40%)
23M23.00 mi1.25 mi13277+2653782+1263782+1269790(Top 37%)2417(Top 21%)2417(Top 49%)
24M24.00 mi1.00 mi13101+1763706+763706+769848(Top 37%)2533(Top 22%)2533(Top 52%)
40K24.85 mi0.85 mi12996+1053674+323674+3210561(Top 40%)2923(Top 26%)2923(Top 60%)
25.2M25.20 mi0.35 mi12960+363662+123662+1211393(Top 43%)3405(Top 30%)3405(Top 70%)
Finish26.22 mi1.02 mi12849+1113612+503612+5010361(Top 39%)2878(Top 25%)2878(Top 59%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 59%
×21story building
+97ft-345ft

Overall

15575

Females

5024

F18-39

5024

5K→10K

3.1 - 6.2 mi

Top 58%
×5story building
+79ft-138ft

Overall

15329

Females

4867

F18-39

4867

10K→15K

6.2 - 9.3 mi

Top 59%
×3story building
+67ft-78ft

Overall

15575

Females

5024

F18-39

5024

15K→20K

9.3 - 12.4 mi

Top 57%
×5story building
+106ft-86ft

Overall

15118

Females

4781

F18-39

4781

20K→Half

12.4 - 13.1 mi

Top 57%
×2story building
+19ft-37ft

Overall

15042

Females

4687

F18-39

4687

Half→25K

13.1 - 15.5 mi

Top 48%
×4story building
+66ft-88ft

Overall

12879

Females

3562

F18-39

3562

25K→30K

15.5 - 18.6 mi

Top 46%
×9story building
+181ft-148ft

Overall

12216

Females

3313

F18-39

3313

30K→20M

18.6 - 20.0 mi

Top 44%
×5story building
+64ft-50ft

Overall

11760

Females

3145

F18-39

3145

20M→21M

20.0 - 21.0 mi

Top 39%
×8story building
+106ft-24ft

Overall

10431

Females

2602

F18-39

2602

21M→35K

21.0 - 21.8 mi

Top 34%
×7story building
+17ft-86ft

Overall

9008

Females

1945

F18-39

1945

35K→23M

21.8 - 23.0 mi

Top 37%
×5story building
+23ft-63ft

Overall

9790

Females

2417

F18-39

2417

23M→24M

23.0 - 24.0 mi

Top 37%
×6story building
+12ft-82ft

Overall

9848

Females

2533

F18-39

2533

24M→40K

24.0 - 24.9 mi

Top 40%
×1story
+6ft-20ft

Overall

10561

Females

2923

F18-39

2923

40K→25.2M

24.9 - 25.2 mi

Top 43%
×1story
+13ft-16ft

Overall

11393

Females

3405

F18-39

3405

25.2M→Finish

25.2 - 26.2 mi

Top 39%
×2story building
+22ft-21ft

Overall

10361

Females

2878

F18-39

2878

Passing Analysis

Category:
Athletes Passed
2651
Passed By
1405
Net Change
+1246
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#14095
5K → 10K96681-585#14095#14680
10K → 15K92402-310#14680#14990
15K → 20K184189-5#14990#14995
20K → Half4025+15#14995#14980
Half → 25K34111+330#14980#14650
25K → 30K47016+454#14650#14196
30K → 20M22012+208#14196#13988
20M → 21M25310+243#13988#13745
21M → 35K2063+203#13745#13542
35K → 23M2716+265#13542#13277
23M → 24M18711+176#13277#13101
24M → 40K11813+105#13101#12996
40K → 25.2M4711+36#12996#12960
25.2M → Finish12615+111#12960#12849
TOTALS26511405+1246
📊

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