Boston Marathon logo
BOSTON MARATHON 2023

Annie Miall

Bib: 26589•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
11:01/mi
34:14
↑ 97↓ 3451.5%
10K· 6.21 mi
10:19/mi
1:06:16
↑ 79↓ 1380.4%
15K· 9.32 mi
10:40/mi
1:39:25
↑ 67↓ 78
20K· 12.43 mi
10:13/mi
2:11:08
↑ 106↓ 860.1%
Half· 13.11 mi
10:01/mi
2:17:58
↑ 19↓ 370.5%
25K· 15.53 mi
10:18/mi
2:42:57
↑ 66↓ 880.2%
30K· 18.64 mi
10:43/mi
3:16:16
↑ 181↓ 1480.2%
20M
10:28/mi
3:30:30
↑ 64↓ 500.2%
21M
13:09/mi
3:43:39
↑ 106↓ 241.6%
35K· 21.75 mi
10:20/mi
3:51:23
↑ 17↓ 861.7%
23M
10:53/mi
4:05:00
↑ 23↓ 630.6%
24M
10:41/mi
4:15:41
↓ 821.3%
40K· 24.85 mi
10:42/mi
4:24:50
↓ 200.3%
25.2M
11:42/mi
4:28:52
↑ 13↓ 160.2%
Finish· 26.22 mi
9:31/mi
4:38:34
↑ 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
Time2:17:58
Pace10:31 /mi
2nd Half
Distance13.11 mi
Time2:20:36
Pace10:44 /mi
📊Positive Split: 1.9% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:55:1034:1411:0134:14
11:01
-
10K
6.21 mi12:27:121:06:1610:4032:02
10:19
-0:42
15K
9.32 mi13:00:211:39:2510:4033:09
10:40
+0:21
20K
12.43 mi13:32:042:11:0810:3331:43
10:13
-0:27
Half
13.11 mi13:38:542:17:5810:316:50
10:01
-0:12
25K
15.53 mi14:03:532:42:5710:2924:59
10:18
+0:17
30K
18.64 mi14:37:123:16:1610:3233:19
10:43
+0:25
20M
20.00 mi14:51:263:30:3010:3114:14
10:28
-0:15
21M
21.00 mi15:04:353:43:3910:3913:09
13:09
+2:41
35K
21.75 mi15:12:193:51:2310:387:44
10:20
-2:49
23M
23.00 mi15:25:564:05:0010:3913:37
10:53
+0:33
24M
24.00 mi15:36:374:15:4110:3910:41
10:41
-0:12
40K
24.85 mi15:45:464:24:5010:399:09
10:42
+0:01
25.2M
25.20 mi15:49:484:28:5210:404:02
11:42
+1:00
Finish
26.22 mi15:59:304:38:3410:389:42
9:31
-2:11

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

9:31 /mi

Average Pace

10:38 /mi

Slowest Pace

13:09 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

48:15

17% of race

Time at Steady Pace

3:33:08

77% of race

Time at Slower Pace

17:11

6% of race

Average Pace: 10:37 /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 mi11:55:1034:1411:0134:14
11:01
#25698
10K
6.21 mi12:27:121:06:1610:4032:02
10:19
#25026
15K
9.32 mi13:00:211:39:2510:4033:09
10:40
#24927
20K
12.43 mi13:32:042:11:0810:3331:43
10:13
#24506
Half
13.11 mi13:38:542:17:5810:316:50
10:01
#24446
25K
15.53 mi14:03:532:42:5710:2924:59
10:18
#24149
30K
18.64 mi14:37:123:16:1610:3233:19
10:43
#23864
20M
20.00 mi14:51:263:30:3010:3114:14
10:28
#23703
21M
21.00 mi15:04:353:43:3910:3913:09
13:09
#23758
35K
21.75 mi15:12:193:51:2310:387:44
10:20
#23710
23M
23.00 mi15:25:564:05:0010:3913:37
10:53
#23628
24M
24.00 mi15:36:374:15:4110:3910:41
10:41
#23581
40K
24.85 mi15:45:464:24:5010:399:09
10:42
#23538
25.2M
25.20 mi15:49:484:28:5210:404:02
11:42
#23516
Finish
26.22 mi15:59:304:38:3410:389:42
9:31
#23420
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF18-39Seg. OverallSeg. FemalesSeg. F18-39
5K3.11 mi3.11 mi25698108501085024762(Top 93%)10325(Top 90%)10325(Top 211%)
10K6.21 mi3.10 mi25026+67210449+40110449+40124319(Top 91%)10068(Top 88%)10068(Top 206%)
15K9.32 mi3.11 mi24927+9910397+5210397+5224762(Top 93%)10325(Top 90%)10325(Top 211%)
20K12.43 mi3.11 mi24506+42110178+21910178+21923310(Top 88%)9518(Top 83%)9518(Top 195%)
Half13.11 mi0.68 mi24446+6010145+3310145+3323327(Top 88%)9536(Top 83%)9536(Top 195%)
25K15.53 mi2.42 mi24149+2979990+1559990+15522857(Top 86%)9305(Top 81%)9305(Top 191%)
30K18.64 mi3.11 mi23864+2859844+1469844+14622649(Top 85%)9270(Top 81%)9270(Top 190%)
20M20.00 mi1.36 mi23703+1619768+769768+7621690(Top 81%)8804(Top 77%)8804(Top 180%)
21M21.00 mi1.00 mi23758-559806-389806-3824259(Top 91%)10229(Top 90%)10229(Top 209%)
35K21.75 mi0.75 mi23710+489782+249782+2422100(Top 83%)9113(Top 80%)9113(Top 187%)
23M23.00 mi1.25 mi23628+829743+399743+3922118(Top 83%)9130(Top 80%)9130(Top 187%)
24M24.00 mi1.00 mi23581+479726+179726+1722435(Top 84%)9334(Top 82%)9334(Top 191%)
40K24.85 mi0.85 mi23538+439711+159711+1521727(Top 82%)9007(Top 79%)9007(Top 184%)
25.2M25.20 mi0.35 mi23516+229710+19710+121983(Top 83%)9126(Top 80%)9126(Top 187%)
Finish26.22 mi1.02 mi23420+969673+379673+3720224(Top 76%)8141(Top 71%)8141(Top 167%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 93%
×21story building
+97ft-345ft

Overall

24762

Females

10325

F18-39

10325

5K→10K

3.1 - 6.2 mi

Top 91%
×5story building
+79ft-138ft

Overall

24319

Females

10068

F18-39

10068

10K→15K

6.2 - 9.3 mi

Top 93%
×3story building
+67ft-78ft

Overall

24762

Females

10325

F18-39

10325

15K→20K

9.3 - 12.4 mi

Top 88%
×5story building
+106ft-86ft

Overall

23310

Females

9518

F18-39

9518

20K→Half

12.4 - 13.1 mi

Top 88%
×2story building
+19ft-37ft

Overall

23327

Females

9536

F18-39

9536

Half→25K

13.1 - 15.5 mi

Top 86%
×4story building
+66ft-88ft

Overall

22857

Females

9305

F18-39

9305

25K→30K

15.5 - 18.6 mi

Top 85%
×9story building
+181ft-148ft

Overall

22649

Females

9270

F18-39

9270

30K→20M

18.6 - 20.0 mi

Top 81%
×5story building
+64ft-50ft

Overall

21690

Females

8804

F18-39

8804

20M→21M

20.0 - 21.0 mi

Top 91%
×8story building
+106ft-24ft

Overall

24259

Females

10229

F18-39

10229

21M→35K

21.0 - 21.8 mi

Top 83%
×7story building
+17ft-86ft

Overall

22100

Females

9113

F18-39

9113

35K→23M

21.8 - 23.0 mi

Top 83%
×5story building
+23ft-63ft

Overall

22118

Females

9130

F18-39

9130

23M→24M

23.0 - 24.0 mi

Top 84%
×6story building
+12ft-82ft

Overall

22435

Females

9334

F18-39

9334

24M→40K

24.0 - 24.9 mi

Top 82%
×1story
+6ft-20ft

Overall

21727

Females

9007

F18-39

9007

40K→25.2M

24.9 - 25.2 mi

Top 83%
×1story
+13ft-16ft

Overall

21983

Females

9126

F18-39

9126

25.2M→Finish

25.2 - 26.2 mi

Top 76%
×2story building
+22ft-21ft

Overall

20224

Females

8141

F18-39

8141

Passing Analysis

Category:
Athletes Passed
2492
Passed By
214
Net Change
+2278
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#25698
5K → 10K6775+672#25698#25026
10K → 15K16263+99#25026#24927
15K → 20K4210+421#24927#24506
20K → Half677+60#24506#24446
Half → 25K3014+297#24446#24149
25K → 30K2949+285#24149#23864
30K → 20M1632+161#23864#23703
20M → 21M2883-55#23703#23758
21M → 35K546+48#23758#23710
35K → 23M9311+82#23710#23628
23M → 24M569+47#23628#23581
24M → 40K507+43#23581#23538
40K → 25.2M286+22#23538#23516
25.2M → Finish982+96#23516#23420
TOTALS2492214+2278
📊

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