Boston Marathon logo
BOSTON MARATHON 2023

Taylor Tufts

Bib: 31661•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
11:16/mi
34:59
↑ 97↓ 3451.5%
10K· 6.21 mi
12:05/mi
1:12:33
↑ 79↓ 1380.4%
15K· 9.32 mi
11:59/mi
1:49:48
↑ 67↓ 78
20K· 12.43 mi
11:44/mi
2:26:16
↑ 106↓ 860.1%
Half· 13.11 mi
11:27/mi
2:34:05
↑ 19↓ 370.5%
25K· 15.53 mi
13:19/mi
3:06:22
↑ 66↓ 880.2%
30K· 18.64 mi
14:03/mi
3:50:02
↑ 181↓ 1480.2%
20M
14:15/mi
4:09:24
↑ 64↓ 500.2%
21M
15:59/mi
4:25:23
↑ 106↓ 241.6%
35K· 21.75 mi
13:19/mi
4:35:21
↑ 17↓ 861.7%
23M
14:53/mi
4:53:59
↑ 23↓ 630.6%
24M
14:38/mi
5:08:37
↓ 821.3%
40K· 24.85 mi
15:04/mi
5:21:30
↓ 200.3%
25.2M
16:09/mi
5:27:04
↑ 13↓ 160.2%
Finish· 26.22 mi
13:54/mi
5:41:14
↑ 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
Time2:34:05
Pace11:45 /mi
2nd Half
Distance13.11 mi
Time3:07:09
Pace14:17 /mi
📊Positive Split: 21.5% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:57:0534:5911:1634:59
11:16
-
10K
6.21 mi12:34:391:12:3311:4137:34
12:05
+0:49
15K
9.32 mi13:11:541:49:4811:4737:15
11:59
-0:06
20K
12.43 mi13:48:222:26:1611:4636:28
11:44
-0:15
Half
13.11 mi13:56:112:34:0511:457:49
11:27
-0:17
25K
15.53 mi14:28:283:06:2212:0032:17
13:19
+1:52
30K
18.64 mi15:12:083:50:0212:2043:40
14:03
+0:44
20M
20.00 mi15:31:304:09:2412:2819:22
14:15
+0:12
21M
21.00 mi15:47:294:25:2312:3815:59
15:59
+1:44
35K
21.75 mi15:57:274:35:2112:409:58
13:19
-2:40
23M
23.00 mi16:16:054:53:5912:4718:38
14:53
+1:34
24M
24.00 mi16:30:435:08:3712:5214:38
14:38
-0:15
40K
24.85 mi16:43:365:21:3012:5612:53
15:04
+0:26
25.2M
25.20 mi16:49:105:27:0412:595:34
16:09
+1:05
Finish
26.22 mi17:03:205:41:1413:0114:10
13:54
-2:15

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

11:16 /mi

Average Pace

13:01 /mi

Slowest Pace

16:09 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:34:05

45% of race

Time at Steady Pace

2:14:05

39% of race

Time at Slower Pace

53:04

16% of race

Average Pace: 13:01 /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 mi11:57:0534:5911:1634:59
11:16
#25992
10K
6.21 mi12:34:391:12:3311:4137:34
12:05
#26218
15K
9.32 mi13:11:541:49:4811:4737:15
11:59
#26166
20K
12.43 mi13:48:222:26:1611:4636:28
11:44
#26010
Half
13.11 mi13:56:112:34:0511:457:49
11:27
#25978
25K
15.53 mi14:28:283:06:2212:0032:17
13:19
#26006
30K
18.64 mi15:12:083:50:0212:2043:40
14:03
#26041
20M
20.00 mi15:31:304:09:2412:2819:22
14:15
#26040
21M
21.00 mi15:47:294:25:2312:3815:59
15:59
#26062
35K
21.75 mi15:57:274:35:2112:409:58
13:19
#26064
23M
23.00 mi16:16:054:53:5912:4718:38
14:53
#26090
24M
24.00 mi16:30:435:08:3712:5214:38
14:38
#26118
40K
24.85 mi16:43:365:21:3012:5612:53
15:04
#26133
25.2M
25.20 mi16:49:105:27:0412:595:34
16:09
#26136
Finish
26.22 mi17:03:205:41:1413:0114:10
13:54
#26164
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF18-39Seg. OverallSeg. FemalesSeg. F18-39
5K3.11 mi3.11 mi25992110461104626053(Top 98%)11075(Top 97%)11075(Top 227%)
10K6.21 mi3.10 mi26218-22611177-13111177-13126315(Top 99%)11242(Top 98%)11242(Top 230%)
15K9.32 mi3.11 mi26166+5211146+3111146+3126053(Top 98%)11075(Top 97%)11075(Top 227%)
20K12.43 mi3.11 mi26010+15611048+9811048+9825472(Top 96%)10759(Top 94%)10759(Top 220%)
Half13.11 mi0.68 mi25978+3211024+2411024+2425464(Top 96%)10770(Top 94%)10770(Top 221%)
25K15.53 mi2.42 mi26006-2811049-2511049-2526044(Top 98%)11101(Top 97%)11101(Top 227%)
30K18.64 mi3.11 mi26041-3511080-3111080-3126058(Top 98%)11130(Top 97%)11130(Top 228%)
20M20.00 mi1.36 mi26040+111081-111081-125981(Top 98%)11117(Top 97%)11117(Top 228%)
21M21.00 mi1.00 mi26062-2211099-1811099-1826218(Top 98%)11229(Top 98%)11229(Top 230%)
35K21.75 mi0.75 mi26064-211105-611105-625777(Top 97%)11034(Top 97%)11034(Top 226%)
23M23.00 mi1.25 mi26090-2611121-1611121-1626244(Top 99%)11258(Top 99%)11258(Top 231%)
24M24.00 mi1.00 mi26118-2811139-1811139-1826314(Top 99%)11305(Top 99%)11305(Top 231%)
40K24.85 mi0.85 mi26133-1511150-1111150-1126185(Top 98%)11260(Top 99%)11260(Top 231%)
25.2M25.20 mi0.35 mi26136-311151-111151-126162(Top 98%)11240(Top 98%)11240(Top 230%)
Finish26.22 mi1.02 mi26164-2811168-1711168-1726335(Top 99%)11325(Top 99%)11325(Top 232%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 98%
×21story building
+97ft-345ft

Overall

26053

Females

11075

F18-39

11075

5K→10K

3.1 - 6.2 mi

Top 99%
×5story building
+79ft-138ft

Overall

26315

Females

11242

F18-39

11242

10K→15K

6.2 - 9.3 mi

Top 98%
×3story building
+67ft-78ft

Overall

26053

Females

11075

F18-39

11075

15K→20K

9.3 - 12.4 mi

Top 96%
×5story building
+106ft-86ft

Overall

25472

Females

10759

F18-39

10759

20K→Half

12.4 - 13.1 mi

Top 96%
×2story building
+19ft-37ft

Overall

25464

Females

10770

F18-39

10770

Half→25K

13.1 - 15.5 mi

Top 98%
×4story building
+66ft-88ft

Overall

26044

Females

11101

F18-39

11101

25K→30K

15.5 - 18.6 mi

Top 98%
×9story building
+181ft-148ft

Overall

26058

Females

11130

F18-39

11130

30K→20M

18.6 - 20.0 mi

Top 98%
×5story building
+64ft-50ft

Overall

25981

Females

11117

F18-39

11117

20M→21M

20.0 - 21.0 mi

Top 98%
×8story building
+106ft-24ft

Overall

26218

Females

11229

F18-39

11229

21M→35K

21.0 - 21.8 mi

Top 97%
×7story building
+17ft-86ft

Overall

25777

Females

11034

F18-39

11034

35K→23M

21.8 - 23.0 mi

Top 99%
×5story building
+23ft-63ft

Overall

26244

Females

11258

F18-39

11258

23M→24M

23.0 - 24.0 mi

Top 99%
×6story building
+12ft-82ft

Overall

26314

Females

11305

F18-39

11305

24M→40K

24.0 - 24.9 mi

Top 98%
×1story
+6ft-20ft

Overall

26185

Females

11260

F18-39

11260

40K→25.2M

24.9 - 25.2 mi

Top 98%
×1story
+13ft-16ft

Overall

26162

Females

11240

F18-39

11240

25.2M→Finish

25.2 - 26.2 mi

Top 99%
×2story building
+22ft-21ft

Overall

26335

Females

11325

F18-39

11325

Passing Analysis

Category:
Athletes Passed
407
Passed By
579
Net Change
-172
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#25992
5K → 10K14240-226#25992#26218
10K → 15K8129+52#26218#26166
15K → 20K1615+156#26166#26010
20K → Half331+32#26010#25978
Half → 25K2755-28#25978#26006
25K → 30K3772-35#26006#26041
30K → 20M1918+1#26041#26040
20M → 21M931-22#26040#26062
21M → 35K1113-2#26062#26064
35K → 23M531-26#26064#26090
23M → 24M331-28#26090#26118
24M → 40K419-15#26118#26133
40K → 25.2M14-3#26133#26136
25.2M → Finish230-28#26136#26164
TOTALS407579-172
📊

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