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BOSTON MARATHON 2023

Brianna Doherty

MA

Bib: 29059 F

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

Ribbon color based on
FasterSteadySlower· vs. your average pace
Start
0:00
Race begins
469 ft elev
5K· 3.11 mi
9:41/mi
30:06
↑ 97↓ 3451.5%
220 ft elev
10K· 6.21 mi
9:45/mi
1:00:25
↑ 79↓ 1380.4%
157 ft elev
15K· 9.32 mi
10:24/mi
1:32:43
↑ 67↓ 78
146 ft elev
20K· 12.43 mi
10:08/mi
2:04:13
↑ 106↓ 860.1%
165 ft elev
Half· 13.11 mi
10:20/mi
2:11:16
↑ 19↓ 370.5%
148 ft elev
25K· 15.53 mi
10:49/mi
2:37:29
↑ 66↓ 880.2%
127 ft elev
30K· 18.64 mi
11:35/mi
3:13:28
↑ 181↓ 1480.2%
138 ft elev
20M
11:57/mi
3:29:43
↑ 64↓ 500.2%
148 ft elev
21M
12:46/mi
3:42:29
↑ 106↓ 241.6%
227 ft elev
35K· 21.75 mi
11:51/mi
3:51:21
↑ 17↓ 861.7%
156 ft elev
23M
13:04/mi
4:07:43
↑ 23↓ 630.6%
116 ft elev
24M
11:58/mi
4:19:41
↓ 821.3%
34 ft elev
40K· 24.85 mi
12:38/mi
4:30:29
↓ 200.3%
20 ft elev
25.2M
12:40/mi
4:34:51
↑ 13↓ 160.2%
18 ft elev
Finish· 26.22 mi
10:37/mi
4:45:40
↑ 22↓ 21
17 ft elev
Course Elevation
7–469 ft
≈
×2stacked redwood trees
•▲ 890 ft climb · ▼ 1342 ft descent

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time2:11:16
Pace10:01 /mi
2nd Half
Distance13.11 mi
Time2:34:24
Pace11:47 /mi
📊Positive Split: 17.6% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:47:4930:069:4130:06
9:41
-
10K
6.21 mi12:18:081:00:259:4330:19
9:45
+0:04
15K
9.32 mi12:50:261:32:439:5732:18
10:24
+0:39
20K
12.43 mi13:21:562:04:1310:0031:30
10:08
-0:16
Half
13.11 mi13:28:592:11:1610:017:03
10:20
+0:12
25K
15.53 mi13:55:122:37:2910:0826:13
10:49
+0:29
30K
18.64 mi14:31:113:13:2810:2335:59
11:35
+0:46
20M
20.00 mi14:47:263:29:4310:2916:15
11:57
+0:22
21M
21.00 mi15:00:123:42:2910:3612:46
12:46
+0:49
35K
21.75 mi15:09:043:51:2110:388:52
11:51
-0:55
23M
23.00 mi15:25:264:07:4310:4616:22
13:04
+1:13
24M
24.00 mi15:37:244:19:4110:4911:58
11:58
-1:06
40K
24.85 mi15:48:124:30:2910:5310:48
12:38
+0:40
25.2M
25.20 mi15:52:344:34:5110:544:22
12:40
+0:02
Finish
26.22 mi16:03:234:45:4010:5410:49
10:37
-2:03

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

9:41 /mi

Average Pace

10:54 /mi

Slowest Pace

13:04 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:48:18

59% of race

Time at Steady Pace

1:13:04

26% of race

Time at Slower Pace

44:18

16% of race

Average Pace: 10:54 /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 mi11:47:4930:069:4130:06
9:41
#22632
10K
6.21 mi12:18:081:00:259:4330:19
9:45
#22972
15K
9.32 mi12:50:261:32:439:5732:18
10:24
#23483
20K
12.43 mi13:21:562:04:1310:0031:30
10:08
#23404
Half
13.11 mi13:28:592:11:1610:017:03
10:20
#23439
25K
15.53 mi13:55:122:37:2910:0826:13
10:49
#23487
30K
18.64 mi14:31:113:13:2810:2335:59
11:35
#23578
20M
20.00 mi14:47:263:29:4310:2916:15
11:57
#23619
21M
21.00 mi15:00:123:42:2910:3612:46
12:46
#23652
35K
21.75 mi15:09:043:51:2110:388:52
11:51
#23707
23M
23.00 mi15:25:264:07:4310:4616:22
13:04
#23850
24M
24.00 mi15:37:244:19:4110:4911:58
11:58
#23907
40K
24.85 mi15:48:124:30:2910:5310:48
12:38
#23930
25.2M
25.20 mi15:52:344:34:5110:544:22
12:40
#23933
Finish
26.22 mi16:03:234:45:4010:5410:49
10:37
#23914
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF18-39Seg. OverallSeg. FemalesSeg. F18-39
5K3.11 mi3.11 mi226329203920324279(Top 91%)10043(Top 88%)10043(Top 206%)
10K6.21 mi3.10 mi22972-3409350-1479350-14723189(Top 87%)9440(Top 83%)9440(Top 193%)
15K9.32 mi3.11 mi23483-5119603-2539603-25324279(Top 91%)10043(Top 88%)10043(Top 206%)
20K12.43 mi3.11 mi23404+799556+479556+4723187(Top 87%)9447(Top 83%)9447(Top 193%)
Half13.11 mi0.68 mi23439-359568-129568-1223911(Top 90%)9867(Top 86%)9867(Top 202%)
25K15.53 mi2.42 mi23487-489614-469614-4623693(Top 89%)9786(Top 86%)9786(Top 200%)
30K18.64 mi3.11 mi23578-919686-729686-7223976(Top 90%)10004(Top 88%)10004(Top 205%)
20M20.00 mi1.36 mi23619-419719-339719-3324154(Top 91%)10158(Top 89%)10158(Top 208%)
21M21.00 mi1.00 mi23652-339745-269745-2623796(Top 89%)9982(Top 87%)9982(Top 204%)
35K21.75 mi0.75 mi23707-559781-369781-3624531(Top 92%)10413(Top 91%)10413(Top 213%)
23M23.00 mi1.25 mi23850-1439871-909871-9025166(Top 95%)10719(Top 94%)10719(Top 219%)
24M24.00 mi1.00 mi23907-579912-419912-4124494(Top 92%)10424(Top 91%)10424(Top 213%)
40K24.85 mi0.85 mi23930-239935-239935-2324587(Top 92%)10473(Top 92%)10473(Top 214%)
25.2M25.20 mi0.35 mi23933-39939-49939-423548(Top 88%)9954(Top 87%)9954(Top 204%)
Finish26.22 mi1.02 mi23914+199934+59934+523262(Top 87%)9786(Top 86%)9786(Top 200%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 91%
×21story building
+97ft-345ft

Overall

24279

Females

10043

F18-39

10043

5K→10K

3.1 - 6.2 mi

Top 87%
×5story building
+79ft-138ft

Overall

23189

Females

9440

F18-39

9440

10K→15K

6.2 - 9.3 mi

Top 91%
×3story building
+67ft-78ft

Overall

24279

Females

10043

F18-39

10043

15K→20K

9.3 - 12.4 mi

Top 87%
×5story building
+106ft-86ft

Overall

23187

Females

9447

F18-39

9447

20K→Half

12.4 - 13.1 mi

Top 90%
×2story building
+19ft-37ft

Overall

23911

Females

9867

F18-39

9867

Half→25K

13.1 - 15.5 mi

Top 89%
×4story building
+66ft-88ft

Overall

23693

Females

9786

F18-39

9786

25K→30K

15.5 - 18.6 mi

Top 90%
×9story building
+181ft-148ft

Overall

23976

Females

10004

F18-39

10004

30K→20M

18.6 - 20.0 mi

Top 91%
×5story building
+64ft-50ft

Overall

24154

Females

10158

F18-39

10158

20M→21M

20.0 - 21.0 mi

Top 89%
×8story building
+106ft-24ft

Overall

23796

Females

9982

F18-39

9982

21M→35K

21.0 - 21.8 mi

Top 92%
×7story building
+17ft-86ft

Overall

24531

Females

10413

F18-39

10413

35K→23M

21.8 - 23.0 mi

Top 95%
×5story building
+23ft-63ft

Overall

25166

Females

10719

F18-39

10719

23M→24M

23.0 - 24.0 mi

Top 92%
×6story building
+12ft-82ft

Overall

24494

Females

10424

F18-39

10424

24M→40K

24.0 - 24.9 mi

Top 92%
×1story
+6ft-20ft

Overall

24587

Females

10473

F18-39

10473

40K→25.2M

24.9 - 25.2 mi

Top 88%
×1story
+13ft-16ft

Overall

23548

Females

9954

F18-39

9954

25.2M→Finish

25.2 - 26.2 mi

Top 87%
×2story building
+22ft-21ft

Overall

23262

Females

9786

F18-39

9786

Passing Analysis

Category:
Athletes Passed
638
Passed By
1920
Net Change
-1282
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#22632
5K → 10K112452-340#22632#22972
10K → 15K26537-511#22972#23483
15K → 20K16687+79#23483#23404
20K → Half1550-35#23404#23439
Half → 25K74122-48#23439#23487
25K → 30K71162-91#23487#23578
30K → 20M4182-41#23578#23619
20M → 21M2861-33#23619#23652
21M → 35K661-55#23652#23707
35K → 23M14157-143#23707#23850
23M → 24M1370-57#23850#23907
24M → 40K2346-23#23907#23930
40K → 25.2M1619-3#23930#23933
25.2M → Finish3314+19#23933#23914
TOTALS6381920-1282
📊

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