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BOSTON MARATHON 2023

Julia Moynihan

Bib: 29890•F

MA

0:00
0:00
/ mi
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Overall
#0 / 26622
Gender (Female)
#0 / 11423
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
10:53/mi
33:50
↑ 97↓ 3451.5%
10K· 6.21 mi
10:25/mi
1:06:12
↑ 79↓ 1380.4%
15K· 9.32 mi
10:39/mi
1:39:17
↑ 67↓ 78
20K· 12.43 mi
10:20/mi
2:11:24
↑ 106↓ 860.1%
Half· 13.11 mi
10:21/mi
2:18:28
↑ 19↓ 370.5%
25K· 15.53 mi
10:34/mi
2:44:06
↑ 66↓ 880.2%
30K· 18.64 mi
11:06/mi
3:18:36
↑ 181↓ 1480.2%
20M
11:46/mi
3:34:36
↑ 64↓ 500.2%
21M
12:06/mi
3:46:42
↑ 106↓ 241.6%
35K· 21.75 mi
11:06/mi
3:55:00
↑ 17↓ 861.7%
23M
10:55/mi
4:08:40
↑ 23↓ 630.6%
24M
10:49/mi
4:19:29
↓ 821.3%
40K· 24.85 mi
10:46/mi
4:28:41
↓ 200.3%
25.2M
11:04/mi
4:32:30
↑ 13↓ 160.2%
Finish· 26.22 mi
9:49/mi
4:42:30
↑ 22↓ 21

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time2:18:28
Pace10:34 /mi
2nd Half
Distance13.11 mi
Time2:24:02
Pace10:59 /mi
📊Positive Split: 4.0% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:52:4733:5010:5333:50
10:53
-
10K
6.21 mi12:25:091:06:1210:3932:22
10:25
-0:28
15K
9.32 mi12:58:141:39:1710:3933:05
10:39
+0:14
20K
12.43 mi13:30:212:11:2410:3432:07
10:20
-0:19
Half
13.11 mi13:37:252:18:2810:347:04
10:21
+0:01
25K
15.53 mi14:03:032:44:0610:3425:38
10:34
+0:13
30K
18.64 mi14:37:333:18:3610:3934:30
11:06
+0:32
20M
20.00 mi14:53:333:34:3610:4416:00
11:46
+0:40
21M
21.00 mi15:05:393:46:4210:4812:06
12:06
+0:20
35K
21.75 mi15:13:573:55:0010:488:18
11:06
-1:00
23M
23.00 mi15:27:374:08:4010:4913:40
10:55
-0:11
24M
24.00 mi15:38:264:19:2910:4910:49
10:49
-0:06
40K
24.85 mi15:47:384:28:4110:499:12
10:46
-0:03
25.2M
25.20 mi15:51:274:32:3010:493:49
11:04
+0:18
Finish
26.22 mi16:01:274:42:3010:4710:00
9:49
-1:15

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

9:49 /mi

Average Pace

10:47 /mi

Slowest Pace

12:06 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

1:21:33

29% of race

Time at Steady Pace

2:10:03

46% of race

Time at Slower Pace

1:10:54

25% of race

Average Pace: 10:46 /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 mi11:52:4733:5010:5333:50
10:53
#25523
10K
6.21 mi12:25:091:06:1210:3932:22
10:25
#25009
15K
9.32 mi12:58:141:39:1710:3933:05
10:39
#24900
20K
12.43 mi13:30:212:11:2410:3432:07
10:20
#24538
Half
13.11 mi13:37:252:18:2810:347:04
10:21
#24511
25K
15.53 mi14:03:032:44:0610:3425:38
10:34
#24299
30K
18.64 mi14:37:333:18:3610:3934:30
11:06
#24073
20M
20.00 mi14:53:333:34:3610:4416:00
11:46
#24085
21M
21.00 mi15:05:393:46:4210:4812:06
12:06
#24035
35K
21.75 mi15:13:573:55:0010:488:18
11:06
#24014
23M
23.00 mi15:27:374:08:4010:4913:40
10:55
#23931
24M
24.00 mi15:38:264:19:2910:4910:49
10:49
#23890
40K
24.85 mi15:47:384:28:4110:499:12
10:46
#23820
25.2M
25.20 mi15:51:274:32:3010:493:49
11:04
#23781
Finish
26.22 mi16:01:274:42:3010:4710:00
9:49
#23710
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF18-39Seg. OverallSeg. FemalesSeg. F18-39
5K3.11 mi3.11 mi25523107391073924718(Top 93%)10305(Top 90%)10305(Top 211%)
10K6.21 mi3.10 mi25009+51410438+30110438+30124531(Top 92%)10183(Top 89%)10183(Top 208%)
15K9.32 mi3.11 mi24900+10910384+5410384+5424718(Top 93%)10305(Top 90%)10305(Top 211%)
20K12.43 mi3.11 mi24538+36210199+18510199+18523546(Top 88%)9658(Top 85%)9658(Top 198%)
Half13.11 mi0.68 mi24511+2710187+1210187+1223945(Top 90%)9881(Top 87%)9881(Top 202%)
25K15.53 mi2.42 mi24299+21210075+11210075+11223311(Top 88%)9563(Top 84%)9563(Top 196%)
30K18.64 mi3.11 mi24073+2269958+1179958+11723243(Top 87%)9594(Top 84%)9594(Top 196%)
20M20.00 mi1.36 mi24085-129985-279985-2723917(Top 90%)10033(Top 88%)10033(Top 205%)
21M21.00 mi1.00 mi24035+509962+239962+2322915(Top 86%)9507(Top 83%)9507(Top 195%)
35K21.75 mi0.75 mi24014+219950+129950+1223473(Top 88%)9857(Top 86%)9857(Top 202%)
23M23.00 mi1.25 mi23931+839914+369914+3622195(Top 83%)9164(Top 80%)9164(Top 188%)
24M24.00 mi1.00 mi23890+419900+149900+1422704(Top 85%)9477(Top 83%)9477(Top 194%)
40K24.85 mi0.85 mi23820+709865+359865+3521873(Top 82%)9085(Top 80%)9085(Top 186%)
25.2M25.20 mi0.35 mi23781+399851+149851+1420656(Top 78%)8417(Top 74%)8417(Top 172%)
Finish26.22 mi1.02 mi23710+719819+329819+3221226(Top 80%)8683(Top 76%)8683(Top 178%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 93%
×21story building
+97ft-345ft

Overall

24718

Females

10305

F18-39

10305

5K→10K

3.1 - 6.2 mi

Top 92%
×5story building
+79ft-138ft

Overall

24531

Females

10183

F18-39

10183

10K→15K

6.2 - 9.3 mi

Top 93%
×3story building
+67ft-78ft

Overall

24718

Females

10305

F18-39

10305

15K→20K

9.3 - 12.4 mi

Top 88%
×5story building
+106ft-86ft

Overall

23546

Females

9658

F18-39

9658

20K→Half

12.4 - 13.1 mi

Top 90%
×2story building
+19ft-37ft

Overall

23945

Females

9881

F18-39

9881

Half→25K

13.1 - 15.5 mi

Top 88%
×4story building
+66ft-88ft

Overall

23311

Females

9563

F18-39

9563

25K→30K

15.5 - 18.6 mi

Top 87%
×9story building
+181ft-148ft

Overall

23243

Females

9594

F18-39

9594

30K→20M

18.6 - 20.0 mi

Top 90%
×5story building
+64ft-50ft

Overall

23917

Females

10033

F18-39

10033

20M→21M

20.0 - 21.0 mi

Top 86%
×8story building
+106ft-24ft

Overall

22915

Females

9507

F18-39

9507

21M→35K

21.0 - 21.8 mi

Top 88%
×7story building
+17ft-86ft

Overall

23473

Females

9857

F18-39

9857

35K→23M

21.8 - 23.0 mi

Top 83%
×5story building
+23ft-63ft

Overall

22195

Females

9164

F18-39

9164

23M→24M

23.0 - 24.0 mi

Top 85%
×6story building
+12ft-82ft

Overall

22704

Females

9477

F18-39

9477

24M→40K

24.0 - 24.9 mi

Top 82%
×1story
+6ft-20ft

Overall

21873

Females

9085

F18-39

9085

40K→25.2M

24.9 - 25.2 mi

Top 78%
×1story
+13ft-16ft

Overall

20656

Females

8417

F18-39

8417

25.2M→Finish

25.2 - 26.2 mi

Top 80%
×2story building
+22ft-21ft

Overall

21226

Females

8683

F18-39

8683

Passing Analysis

Category:
Athletes Passed
2061
Passed By
248
Net Change
+1813
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#25523
5K → 10K53925+514#25523#25009
10K → 15K16960+109#25009#24900
15K → 20K3675+362#24900#24538
20K → Half3811+27#24538#24511
Half → 25K22210+212#24511#24299
25K → 30K24317+226#24299#24073
30K → 20M5365-12#24073#24085
20M → 21M6919+50#24085#24035
21M → 35K309+21#24035#24014
35K → 23M896+83#24014#23931
23M → 24M5110+41#23931#23890
24M → 40K744+70#23890#23820
40K → 25.2M423+39#23820#23781
25.2M → Finish754+71#23781#23710
TOTALS2061248+1813
📊

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