Boston Marathon logo
BOSTON MARATHON 2023

Taylor Clancy

Bib: 26454•F

MA

0:00
0:00
/ mi
Be the first to cheer!
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
10:10/mi
31:35
↑ 97↓ 3451.5%
10K· 6.21 mi
9:57/mi
1:02:31
↑ 79↓ 1380.4%
15K· 9.32 mi
9:50/mi
1:33:04
↑ 67↓ 78
20K· 12.43 mi
9:51/mi
2:03:41
↑ 106↓ 860.1%
Half· 13.11 mi
9:37/mi
2:10:15
↑ 19↓ 370.5%
25K· 15.53 mi
9:59/mi
2:34:27
↑ 66↓ 880.2%
30K· 18.64 mi
10:44/mi
3:07:49
↑ 181↓ 1480.2%
20M
10:31/mi
3:22:07
↑ 64↓ 500.2%
21M
12:43/mi
3:34:50
↑ 106↓ 241.6%
35K· 21.75 mi
10:55/mi
3:43:00
↑ 17↓ 861.7%
23M
9:54/mi
3:55:24
↑ 23↓ 630.6%
24M
11:11/mi
4:06:35
↓ 821.3%
40K· 24.85 mi
9:48/mi
4:14:58
↓ 200.3%
25.2M
11:56/mi
4:19:05
↑ 13↓ 160.2%
Finish· 26.22 mi
8:15/mi
4:27:29
↑ 22↓ 21

The Course

Is this your race?

Claim it — unlock a deeper AI report on this race, free

A personalized Race Performance Report that goes beyond this page — emailed to you, built from your real splits.

Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time2:10:15
Pace9:56 /mi
2nd Half
Distance13.11 mi
Time2:17:14
Pace10:28 /mi
📊Positive Split: 5.4% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:53:3831:3510:1031:35
10:10
-
10K
6.21 mi12:24:341:02:3110:0430:56
9:57
-0:13
15K
9.32 mi12:55:071:33:049:5930:33
9:50
-0:07
20K
12.43 mi13:25:442:03:419:5730:37
9:51
+0:01
Half
13.11 mi13:32:182:10:159:566:34
9:37
-0:14
25K
15.53 mi13:56:302:34:279:5724:12
9:59
+0:22
30K
18.64 mi14:29:523:07:4910:0533:22
10:44
+0:45
20M
20.00 mi14:44:103:22:0710:0614:18
10:31
-0:13
21M
21.00 mi14:56:533:34:5010:1412:43
12:43
+2:12
35K
21.75 mi15:05:033:43:0010:158:10
10:55
-1:48
23M
23.00 mi15:17:273:55:2410:1412:24
9:54
-1:01
24M
24.00 mi15:28:384:06:3510:1611:11
11:11
+1:17
40K
24.85 mi15:37:014:14:5810:158:23
9:48
-1:23
25.2M
25.20 mi15:41:084:19:0510:174:07
11:56
+2:08
Finish
26.22 mi15:49:324:27:2910:138:24
8:15
-3:41

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

8:15 /mi

Average Pace

10:13 /mi

Slowest Pace

12:43 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

8:24

3% of race

Time at Steady Pace

2:55:14

66% of race

Time at Slower Pace

1:23:51

31% of race

Average Pace: 10:12 /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 mi11:53:3831:3510:1031:35
10:10
#23857
10K
6.21 mi12:24:341:02:3110:0430:56
9:57
#23757
15K
9.32 mi12:55:071:33:049:5930:33
9:50
#23565
20K
12.43 mi13:25:442:03:419:5730:37
9:51
#23326
Half
13.11 mi13:32:182:10:159:566:34
9:37
#23283
25K
15.53 mi13:56:302:34:279:5724:12
9:59
#23054
30K
18.64 mi14:29:523:07:4910:0533:22
10:44
#22976
20M
20.00 mi14:44:103:22:0710:0614:18
10:31
#22875
21M
21.00 mi14:56:533:34:5010:1412:43
12:43
#22949
35K
21.75 mi15:05:033:43:0010:158:10
10:55
#22950
23M
23.00 mi15:17:273:55:2410:1412:24
9:54
#22785
24M
24.00 mi15:28:384:06:3510:1611:11
11:11
#22803
40K
24.85 mi15:37:014:14:5810:158:23
9:48
#22702
25.2M
25.20 mi15:41:084:19:0510:174:07
11:56
#22699
Finish
26.22 mi15:49:324:27:2910:138:24
8:15
#22514
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF18-39Seg. OverallSeg. FemalesSeg. F18-39
5K3.11 mi3.11 mi238579816981623137(Top 87%)9421(Top 82%)9421(Top 193%)
10K6.21 mi3.10 mi23757+1009761+559761+5523621(Top 89%)9689(Top 85%)9689(Top 198%)
15K9.32 mi3.11 mi23565+1929649+1129649+11223137(Top 87%)9421(Top 82%)9421(Top 193%)
20K12.43 mi3.11 mi23326+2399518+1319518+13122541(Top 85%)9105(Top 80%)9105(Top 186%)
Half13.11 mi0.68 mi23283+439501+179501+1722480(Top 84%)9065(Top 79%)9065(Top 186%)
25K15.53 mi2.42 mi23054+2299386+1159386+11522183(Top 83%)8938(Top 78%)8938(Top 183%)
30K18.64 mi3.11 mi22976+789370+169370+1622684(Top 85%)9291(Top 81%)9291(Top 190%)
20M20.00 mi1.36 mi22875+1019333+379333+3721803(Top 82%)8875(Top 78%)8875(Top 182%)
21M21.00 mi1.00 mi22949-749385-529385-5223734(Top 89%)9942(Top 87%)9942(Top 204%)
35K21.75 mi0.75 mi22950-19387-29387-223157(Top 87%)9671(Top 85%)9671(Top 198%)
23M23.00 mi1.25 mi22785+1659315+729315+7219714(Top 74%)7810(Top 68%)7810(Top 160%)
24M24.00 mi1.00 mi22803-189334-199334-1923383(Top 88%)9838(Top 86%)9838(Top 201%)
40K24.85 mi0.85 mi22702+1019282+529282+5219432(Top 73%)7739(Top 68%)7739(Top 158%)
25.2M25.20 mi0.35 mi22699+39284-29284-222404(Top 84%)9352(Top 82%)9352(Top 191%)
Finish26.22 mi1.02 mi22514+1859191+939191+9313783(Top 52%)4642(Top 41%)4642(Top 95%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 87%
×21story building
+97ft-345ft

Overall

23137

Females

9421

F18-39

9421

5K→10K

3.1 - 6.2 mi

Top 89%
×5story building
+79ft-138ft

Overall

23621

Females

9689

F18-39

9689

10K→15K

6.2 - 9.3 mi

Top 87%
×3story building
+67ft-78ft

Overall

23137

Females

9421

F18-39

9421

15K→20K

9.3 - 12.4 mi

Top 85%
×5story building
+106ft-86ft

Overall

22541

Females

9105

F18-39

9105

20K→Half

12.4 - 13.1 mi

Top 84%
×2story building
+19ft-37ft

Overall

22480

Females

9065

F18-39

9065

Half→25K

13.1 - 15.5 mi

Top 83%
×4story building
+66ft-88ft

Overall

22183

Females

8938

F18-39

8938

25K→30K

15.5 - 18.6 mi

Top 85%
×9story building
+181ft-148ft

Overall

22684

Females

9291

F18-39

9291

30K→20M

18.6 - 20.0 mi

Top 82%
×5story building
+64ft-50ft

Overall

21803

Females

8875

F18-39

8875

20M→21M

20.0 - 21.0 mi

Top 89%
×8story building
+106ft-24ft

Overall

23734

Females

9942

F18-39

9942

21M→35K

21.0 - 21.8 mi

Top 87%
×7story building
+17ft-86ft

Overall

23157

Females

9671

F18-39

9671

35K→23M

21.8 - 23.0 mi

Top 74%
×5story building
+23ft-63ft

Overall

19714

Females

7810

F18-39

7810

23M→24M

23.0 - 24.0 mi

Top 88%
×6story building
+12ft-82ft

Overall

23383

Females

9838

F18-39

9838

24M→40K

24.0 - 24.9 mi

Top 73%
×1story
+6ft-20ft

Overall

19432

Females

7739

F18-39

7739

40K→25.2M

24.9 - 25.2 mi

Top 84%
×1story
+13ft-16ft

Overall

22404

Females

9352

F18-39

9352

25.2M→Finish

25.2 - 26.2 mi

Top 52%
×2story building
+22ft-21ft

Overall

13783

Females

4642

F18-39

4642

Passing Analysis

Category:
Athletes Passed
1899
Passed By
556
Net Change
+1343
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#23857
5K → 10K265165+100#23857#23757
10K → 15K23240+192#23757#23565
15K → 20K27132+239#23565#23326
20K → Half474+43#23326#23283
Half → 25K24819+229#23283#23054
25K → 30K15779+78#23054#22976
30K → 20M12423+101#22976#22875
20M → 21M2599-74#22875#22949
21M → 35K3334-1#22949#22950
35K → 23M1672+165#22950#22785
23M → 24M2745-18#22785#22803
24M → 40K1032+101#22803#22702
40K → 25.2M1512+3#22702#22699
25.2M → Finish1850+185#22699#22514
TOTALS1899556+1343
📊

Passing Visuals

Category:
Loading...

🔄Passing Circle

Loading...

🌊Position Flow

Loading...

🏃Race Lanes

Loading...

Upload your GPX file

Supports Garmin, Apple Watch, Polar, Suunto, COROS, Strava, and other apps

.gpx files up to 10MB

Export Track Data

Download your race performance as a GPX or TCX file to import into Strava, Garmin Connect, or other fitness apps.

Questions or issues regarding timing data?

If you notice any discrepancies in your timing data or have questions about your results, our support team can help.

Contact Race Support

Public Race Data

Boston Athletic Association

Boston Athletic Association

Mika Timing

Mika Timing