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BOSTON MARATHON 2023

Julia Hale

UT

Bib: 16395 F

0:00
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

Ribbon color based on
FasterSteadySlower· vs. your average pace
Start
0:00
Race begins
469 ft elev
5K· 3.11 mi
7:22/mi
22:53
↑ 97↓ 3451.5%
220 ft elev
10K· 6.21 mi
7:19/mi
45:38
↑ 79↓ 1380.4%
157 ft elev
15K· 9.32 mi
7:19/mi
1:08:22
↑ 67↓ 78
146 ft elev
20K· 12.43 mi
7:34/mi
1:31:54
↑ 106↓ 860.1%
165 ft elev
Half· 13.11 mi
7:27/mi
1:36:59
↑ 19↓ 370.5%
148 ft elev
25K· 15.53 mi
7:51/mi
1:56:00
↑ 66↓ 880.2%
127 ft elev
30K· 18.64 mi
8:11/mi
2:21:27
↑ 181↓ 1480.2%
138 ft elev
20M
8:22/mi
2:32:49
↑ 64↓ 500.2%
148 ft elev
21M
8:54/mi
2:41:43
↑ 106↓ 241.6%
227 ft elev
35K· 21.75 mi
8:11/mi
2:47:50
↑ 17↓ 861.7%
156 ft elev
23M
8:25/mi
2:58:22
↑ 23↓ 630.6%
116 ft elev
24M
8:13/mi
3:06:35
↓ 821.3%
34 ft elev
40K· 24.85 mi
8:18/mi
3:13:41
↓ 200.3%
20 ft elev
25.2M
9:05/mi
3:16:49
↑ 13↓ 160.2%
18 ft elev
Finish· 26.22 mi
8:10/mi
3:25:08
↑ 22↓ 21
17 ft elev
Course Elevation
7–469 ft
≈
×2stacked redwood trees
•▲ 890 ft climb · ▼ 1342 ft descent

The Course

Half Splits

1st Half· via Half
1:36:597:24 /mi⚡ faster
2nd Half
1:48:098:15 /mi+11.5%
Positive split — 11.5% slower in the second half
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Your race, unpacked

See your splits, ranks & AI insights.

Checkpoint Splits

CheckpointTimeAvg PaceSegment LengthSegment TimeSegment PaceTrendDiff
5K
22:537:223.11 mi22:53
7:22
-
10K
45:387:213.10 mi22:45
7:19
-0:03
15K
1:08:227:203.11 mi22:44
7:19
0:00
20K
1:31:547:243.11 mi23:32
7:34
+0:15
Half(13.11 mi)
1:36:597:240.68 mi5:05
7:27
-0:07
25K
1:56:007:282.42 mi19:01
7:51
+0:24
30K
2:21:277:353.11 mi25:27
8:11
+0:20
20M
2:32:497:381.36 mi11:22
8:22
+0:11
21M
2:41:437:421.00 mi8:54
8:54
+0:32
35K
2:47:507:430.75 mi6:07
8:11
-0:43
23M
2:58:227:451.25 mi10:32
8:25
+0:14
24M
3:06:357:461.00 mi8:13
8:13
-0:12
40K
3:13:417:480.85 mi7:06
8:18
+0:05
25.2M
3:16:497:490.35 mi3:08
9:05
+0:47
Finish(26.22 mi)
3:25:087:501.02 mi8:19
8:10
-0:55
Trend:
Faster pace
Steady pace
Slower pace

Checkpoints & Pacing

Pace Line

Fastest Pace

7:19 /mi

Average Pace

7:50 /mi

Slowest Pace

9:05 /mi

Loading chart...
Fastest
Middle
Slowest
Average

Segments

Time at Faster Pace

1:56:00

57% of race

Time at Steady Pace

1:17:06

38% of race

Time at Slower Pace

12:02

6% of race

Average Pace: 7:49 /mi

Loading chart...
Faster pace (< avg)
Steady pace (≈ avg)
Slower pace (> avg)

Heatmap

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0mi6.6mi13.1mi19.7mi26.2mi
Pace:
Faster
Steady
Slower

Checkpoint and Segment Rankings

CheckpointSeg. DistOverallFemalesF18-39Seg. OverallSeg. FemalesSeg. F18-39
5K3.11 mi856812241224871913341334
10K3.10 mi8766-1981315-911315-91904814301430
15K3.11 mi8733+331321-61321-6871913341334
20K3.11 mi8969-2361429-1081429-108992418831883
Half(13.11 mi)0.68 mi9012-431450-211450-21990818631863
25K2.42 mi9375-3631596-1461596-1461146027422742
30K3.11 mi9893-5181846-2501846-2501228933503350
20M1.36 mi10087-1941967-1211967-1211278837293729
21M1.00 mi10226-1392058-912058-911285238603860
35K0.75 mi10335-1092131-732131-731328241444144
23M1.25 mi10439-1042218-872218-871266338763876
24M1.00 mi10536-972302-842302-841273139713971
40K0.85 mi10569-332349-472349-471207737023702
25.2M0.35 mi10607-382373-242373-241302242204220
Finish(26.22 mi)1.02 mi10697-902444-712444-711318342924292

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 33%
×21story building
+97ft-345ft

Overall

8719

Females

1334

F18-39

1334

5K→10K

3.1 - 6.2 mi

Top 34%
×5story building
+79ft-138ft

Overall

9048

Females

1430

F18-39

1430

10K→15K

6.2 - 9.3 mi

Top 33%
×3story building
+67ft-78ft

Overall

8719

Females

1334

F18-39

1334

15K→20K

9.3 - 12.4 mi

Top 37%
×5story building
+106ft-86ft

Overall

9924

Females

1883

F18-39

1883

20K→Half

12.4 - 13.1 mi

Top 37%
×2story building
+19ft-37ft

Overall

9908

Females

1863

F18-39

1863

Half→25K

13.1 - 15.5 mi

Top 43%
×4story building
+66ft-88ft

Overall

11460

Females

2742

F18-39

2742

25K→30K

15.5 - 18.6 mi

Top 46%
×9story building
+181ft-148ft

Overall

12289

Females

3350

F18-39

3350

30K→20M

18.6 - 20.0 mi

Top 48%
×5story building
+64ft-50ft

Overall

12788

Females

3729

F18-39

3729

20M→21M

20.0 - 21.0 mi

Top 48%
×8story building
+106ft-24ft

Overall

12852

Females

3860

F18-39

3860

21M→35K

21.0 - 21.8 mi

Top 50%
×7story building
+17ft-86ft

Overall

13282

Females

4144

F18-39

4144

35K→23M

21.8 - 23.0 mi

Top 48%
×5story building
+23ft-63ft

Overall

12663

Females

3876

F18-39

3876

23M→24M

23.0 - 24.0 mi

Top 48%
×6story building
+12ft-82ft

Overall

12731

Females

3971

F18-39

3971

24M→40K

24.0 - 24.9 mi

Top 45%
×1story
+6ft-20ft

Overall

12077

Females

3702

F18-39

3702

40K→25.2M

24.9 - 25.2 mi

Top 49%
×1story
+13ft-16ft

Overall

13022

Females

4220

F18-39

4220

25.2M→Finish

25.2 - 26.2 mi

Top 50%
×2story building
+22ft-21ft

Overall

13183

Females

4292

F18-39

4292

Passing Analysis

Category:
▼Net Change
0
0 passed by0* passed
SegmentMovementRank
Start → 5K-#8568
5K → 10K
367169-198
#8568 → #8766
10K → 15K
129162+33
#8766 → #8733
15K → 20K
30468-236
#8733 → #8969
20K → Half
5714-43
#8969 → #9012
Half → 25K
40037-363
#9012 → #9375
25K → 30K
56850*-518
#9375 → #9893
30K → 20M
23542-194
#9893 → #10087
20M → 21M
18950-139
#10087 → #10226
21M → 35K
13122-109
#10226 → #10335
35K → 23M
16359-104
#10335 → #10439
23M → 24M
13740-97
#10439 → #10536
24M → 40K
8653-33
#10536 → #10569
40K → 25.2M
5921-38
#10569 → #10607
25.2M → Finish
13545-90
#10607 → #10697
TOTALS
2960832*-2129
#8568 → #10697

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

Passing Visualized

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