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BOSTON MARATHON 2023

Rachael Hall

Bib: 15172•F

MA

0:00
0:00
/ mi
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Overall
#0 / 26622
Top 36%
Gender (Female)
#0 / 11423
Top 17%
Division (F18-39)
#0 / 4884
Top 30%
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
7:09/mi
22:13
↑ 97↓ 3451.5%
10K· 6.21 mi
7:16/mi
44:48
↑ 79↓ 1380.4%
15K· 9.32 mi
7:18/mi
1:07:29
↑ 67↓ 78
20K· 12.43 mi
7:28/mi
1:30:41
↑ 106↓ 860.1%
Half· 13.11 mi
7:27/mi
1:35:46
↑ 19↓ 370.5%
25K· 15.53 mi
7:41/mi
1:54:23
↑ 66↓ 880.2%
30K· 18.64 mi
8:01/mi
2:19:16
↑ 181↓ 1480.2%
20M
8:14/mi
2:30:27
↑ 64↓ 500.2%
21M
9:03/mi
2:39:30
↑ 106↓ 241.6%
35K· 21.75 mi
7:57/mi
2:45:27
↑ 17↓ 861.7%
23M
8:18/mi
2:55:51
↑ 23↓ 630.6%
24M
7:58/mi
3:03:49
↓ 821.3%
40K· 24.85 mi
8:11/mi
3:10:49
↓ 200.3%
25.2M
8:42/mi
3:13:49
↑ 13↓ 160.2%
Finish· 26.22 mi
7:48/mi
3:21:46
↑ 22↓ 21

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:35:46
Pace7:18 /mi
2nd Half
Distance13.11 mi
Time1:46:00
Pace8:05 /mi
📊Positive Split: 10.7% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:54:2922:137:0922:13
7:09
-
10K
6.21 mi11:17:0444:487:1322:35
7:16
+0:07
15K
9.32 mi11:39:451:07:297:1422:41
7:18
+0:02
20K
12.43 mi12:02:571:30:417:1823:12
7:28
+0:10
Half
13.11 mi12:08:021:35:467:185:05
7:27
-0:01
25K
15.53 mi12:26:391:54:237:2218:37
7:41
+0:14
30K
18.64 mi12:51:322:19:167:2824:53
8:01
+0:20
20M
20.00 mi13:02:432:30:277:3111:11
8:14
+0:13
21M
21.00 mi13:11:462:39:307:369:03
9:03
+0:49
35K
21.75 mi13:17:432:45:277:365:57
7:57
-1:06
23M
23.00 mi13:28:072:55:517:3910:24
8:18
+0:21
24M
24.00 mi13:36:053:03:497:407:58
7:58
-0:20
40K
24.85 mi13:43:053:10:497:417:00
8:11
+0:13
25.2M
25.20 mi13:46:053:13:497:413:00
8:42
+0:31
Finish
26.22 mi13:54:023:21:467:427:57
7:48
-0:54

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

7:09 /mi

Average Pace

7:42 /mi

Slowest Pace

9:03 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

1:54:23

57% of race

Time at Steady Pace

53:45

27% of race

Time at Slower Pace

33:38

17% of race

Average Pace: 7:42 /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 mi10:54:2922:137:0922:13
7:09
#7207
10K
6.21 mi11:17:0444:487:1322:35
7:16
#7837
15K
9.32 mi11:39:451:07:297:1422:41
7:18
#8048
20K
12.43 mi12:02:571:30:417:1823:12
7:28
#8231
Half
13.11 mi12:08:021:35:467:185:05
7:27
#8300
25K
15.53 mi12:26:391:54:237:2218:37
7:41
#8545
30K
18.64 mi12:51:322:19:167:2824:53
8:01
#8936
20M
20.00 mi13:02:432:30:277:3111:11
8:14
#9127
21M
21.00 mi13:11:462:39:307:369:03
9:03
#9397
35K
21.75 mi13:17:432:45:277:365:57
7:57
#9471
23M
23.00 mi13:28:072:55:517:3910:24
8:18
#9579
24M
24.00 mi13:36:053:03:497:407:58
7:58
#9616
40K
24.85 mi13:43:053:10:497:417:00
8:11
#9649
25.2M
25.20 mi13:46:053:13:497:413:00
8:42
#9648
Finish
26.22 mi13:54:023:21:467:427:57
7:48
#9659
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF18-39Seg. OverallSeg. FemalesSeg. F18-39
5K3.11 mi3.11 mi72077727728570(Top 32%)1275(Top 11%)1275(Top 26%)
10K6.21 mi3.10 mi7837-630962-190962-1908649(Top 32%)1282(Top 11%)1282(Top 26%)
15K9.32 mi3.11 mi8048-2111058-961058-968570(Top 32%)1275(Top 11%)1275(Top 26%)
20K12.43 mi3.11 mi8231-1831130-721130-729069(Top 34%)1521(Top 13%)1521(Top 31%)
Half13.11 mi0.68 mi8300-691158-281158-289886(Top 37%)1841(Top 16%)1841(Top 38%)
25K15.53 mi2.42 mi8545-2451281-1231281-12310145(Top 38%)2057(Top 18%)2057(Top 42%)
30K18.64 mi3.11 mi8936-3911462-1811462-18110981(Top 41%)2624(Top 23%)2624(Top 54%)
20M20.00 mi1.36 mi9127-1911557-951557-9511884(Top 45%)3200(Top 28%)3200(Top 66%)
21M21.00 mi1.00 mi9397-2701693-1361693-13613681(Top 51%)4305(Top 38%)4305(Top 88%)
35K21.75 mi0.75 mi9471-741738-451738-4511784(Top 44%)3291(Top 29%)3291(Top 67%)
23M23.00 mi1.25 mi9579-1081809-711809-7111935(Top 45%)3473(Top 30%)3473(Top 71%)
24M24.00 mi1.00 mi9616-371847-381847-3811016(Top 41%)3089(Top 27%)3089(Top 63%)
40K24.85 mi0.85 mi9649-331885-381885-3811277(Top 42%)3286(Top 29%)3286(Top 67%)
25.2M25.20 mi0.35 mi9648+11908-231908-2310782(Top 41%)3056(Top 27%)3056(Top 63%)
Finish26.22 mi1.02 mi9659-111944-361944-3610697(Top 40%)3029(Top 27%)3029(Top 62%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 32%
×21story building
+97ft-345ft

Overall

8570

Females

1275

F18-39

1275

5K→10K

3.1 - 6.2 mi

Top 32%
×5story building
+79ft-138ft

Overall

8649

Females

1282

F18-39

1282

10K→15K

6.2 - 9.3 mi

Top 32%
×3story building
+67ft-78ft

Overall

8570

Females

1275

F18-39

1275

15K→20K

9.3 - 12.4 mi

Top 34%
×5story building
+106ft-86ft

Overall

9069

Females

1521

F18-39

1521

20K→Half

12.4 - 13.1 mi

Top 37%
×2story building
+19ft-37ft

Overall

9886

Females

1841

F18-39

1841

Half→25K

13.1 - 15.5 mi

Top 38%
×4story building
+66ft-88ft

Overall

10145

Females

2057

F18-39

2057

25K→30K

15.5 - 18.6 mi

Top 41%
×9story building
+181ft-148ft

Overall

10981

Females

2624

F18-39

2624

30K→20M

18.6 - 20.0 mi

Top 45%
×5story building
+64ft-50ft

Overall

11884

Females

3200

F18-39

3200

20M→21M

20.0 - 21.0 mi

Top 51%
×8story building
+106ft-24ft

Overall

13681

Females

4305

F18-39

4305

21M→35K

21.0 - 21.8 mi

Top 44%
×7story building
+17ft-86ft

Overall

11784

Females

3291

F18-39

3291

35K→23M

21.8 - 23.0 mi

Top 45%
×5story building
+23ft-63ft

Overall

11935

Females

3473

F18-39

3473

23M→24M

23.0 - 24.0 mi

Top 41%
×6story building
+12ft-82ft

Overall

11016

Females

3089

F18-39

3089

24M→40K

24.0 - 24.9 mi

Top 42%
×1story
+6ft-20ft

Overall

11277

Females

3286

F18-39

3286

40K→25.2M

24.9 - 25.2 mi

Top 41%
×1story
+13ft-16ft

Overall

10782

Females

3056

F18-39

3056

25.2M→Finish

25.2 - 26.2 mi

Top 40%
×2story building
+22ft-21ft

Overall

10697

Females

3029

F18-39

3029

Passing Analysis

Category:
Athletes Passed
675*
Passed By
3127
Net Change
-2452
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#7207
5K → 10K60690-630#7207#7837
10K → 15K65276-211#7837#8048
15K → 20K70253-183#8048#8231
20K → Half372-69#8231#8300
Half → 25K48293-245#8300#8545
25K → 30K79470-391#8545#8936
30K → 20M35226-191#8936#9127
20M → 21M25295-270#9127#9397
21M → 35K31105-74#9397#9471
35K → 23M55163-108#9471#9579
23M → 24M4885-37#9579#9616
24M → 40K46*79-33#9616#9649
40K → 25.2M4342+1#9649#9648
25.2M → Finish6778-11#9648#9659
TOTALS675*3127-2452

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

📊

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