Boston Marathon logo
BOSTON MARATHON 2023

Debra Longstreet

Bib: 11111•F

MA

0:00
0:00
/ mi
Masters
Be the first to cheer!
Overall
#0 / 26622
Gender (Female)
#0 / 11423
Masters (Masters Women)
#0 / 6539
Division (F50-54)
#0 / 1207
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
8:31/mi
26:29
↑ 97↓ 3451.5%
10K· 6.21 mi
8:46/mi
53:44
↑ 79↓ 1380.4%
15K· 9.32 mi
8:59/mi
1:21:40
↑ 67↓ 78
20K· 12.43 mi
9:09/mi
1:50:05
↑ 106↓ 860.1%
Half· 13.11 mi
8:59/mi
1:56:13
↑ 19↓ 370.5%
25K· 15.53 mi
9:27/mi
2:19:07
↑ 66↓ 880.2%
30K· 18.64 mi
9:35/mi
2:48:53
↑ 181↓ 1480.2%
20M
9:24/mi
3:01:40
↑ 64↓ 500.2%
21M
9:57/mi
3:11:37
↑ 106↓ 241.6%
35K· 21.75 mi
9:11/mi
3:18:29
↑ 17↓ 861.7%
23M
9:19/mi
3:30:09
↑ 23↓ 630.6%
24M
9:01/mi
3:39:10
↓ 821.3%
40K· 24.85 mi
9:09/mi
3:46:59
↓ 200.3%
25.2M
9:37/mi
3:50:18
↑ 13↓ 160.2%
Finish· 26.22 mi
8:38/mi
3:59:06
↑ 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
Time1:56:13
Pace8:52 /mi
2nd Half
Distance13.11 mi
Time2:02:53
Pace9:22 /mi
📊Positive Split: 5.7% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:53:3426:298:3126:29
8:31
-
10K
6.21 mi11:20:4953:448:3927:15
8:46
+0:15
15K
9.32 mi11:48:451:21:408:4627:56
8:59
+0:13
20K
12.43 mi12:17:101:50:058:5128:25
9:09
+0:10
Half
13.11 mi12:23:181:56:138:526:08
8:59
-0:10
25K
15.53 mi12:46:122:19:078:5722:54
9:27
+0:28
30K
18.64 mi13:15:582:48:539:0429:46
9:35
+0:08
20M
20.00 mi13:28:453:01:409:0512:47
9:24
-0:11
21M
21.00 mi13:38:423:11:379:079:57
9:57
+0:33
35K
21.75 mi13:45:343:18:299:086:52
9:11
-0:46
23M
23.00 mi13:57:143:30:099:0811:40
9:19
+0:08
24M
24.00 mi14:06:153:39:109:089:01
9:01
-0:18
40K
24.85 mi14:14:043:46:599:087:49
9:09
+0:08
25.2M
25.20 mi14:17:233:50:189:083:19
9:37
+0:28
Finish
26.22 mi14:26:113:59:069:088:48
8:38
-0:59

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

8:31 /mi

Average Pace

9:08 /mi

Slowest Pace

9:57 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:40:23

67% of race

Time at Steady Pace

1:18:43

33% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 9:07 /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 mi10:53:3426:298:3126:29
8:31
#17730
10K
6.21 mi11:20:4953:448:3927:15
8:46
#18791
15K
9.32 mi11:48:451:21:408:4627:56
8:59
#19408
20K
12.43 mi12:17:101:50:058:5128:25
9:09
#19625
Half
13.11 mi12:23:181:56:138:526:08
8:59
#19692
25K
15.53 mi12:46:122:19:078:5722:54
9:27
#19912
30K
18.64 mi13:15:582:48:539:0429:46
9:35
#19876
20M
20.00 mi13:28:453:01:409:0512:47
9:24
#19738
21M
21.00 mi13:38:423:11:379:079:57
9:57
#19615
35K
21.75 mi13:45:343:18:299:086:52
9:11
#19594
23M
23.00 mi13:57:143:30:099:0811:40
9:19
#19468
24M
24.00 mi14:06:153:39:109:089:01
9:01
#19376
40K
24.85 mi14:14:043:46:599:087:49
9:09
#19280
25.2M
25.20 mi14:17:233:50:189:083:19
9:37
#19236
Finish
26.22 mi14:26:113:59:069:088:48
8:38
#19158
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF50-54Seg. OverallSeg. FemalesSeg. F50-54
5K3.11 mi3.11 mi177306393639320464(Top 77%)7934(Top 69%)7934(Top 657%)
10K6.21 mi3.10 mi18791-10617007-6147007-61419791(Top 74%)7576(Top 66%)7576(Top 628%)
15K9.32 mi3.11 mi19408-6177397-3907397-39020464(Top 77%)7934(Top 69%)7934(Top 657%)
20K12.43 mi3.11 mi19625-2177499-1027499-10220352(Top 76%)7873(Top 69%)7873(Top 652%)
Half13.11 mi0.68 mi19692-677530-317530-3120406(Top 77%)7904(Top 69%)7904(Top 655%)
25K15.53 mi2.42 mi19912-2207662-1327662-13220655(Top 78%)8073(Top 71%)8073(Top 669%)
30K18.64 mi3.11 mi19876+367662766219721(Top 74%)7600(Top 67%)7600(Top 630%)
20M20.00 mi1.36 mi19738+1387581+817581+8118502(Top 69%)7032(Top 62%)7032(Top 583%)
21M21.00 mi1.00 mi19615+1237522+597522+5917882(Top 67%)6690(Top 59%)6690(Top 554%)
35K21.75 mi0.75 mi19594+217518+47518+418679(Top 70%)7209(Top 63%)7209(Top 597%)
23M23.00 mi1.25 mi19468+1267448+707448+7017628(Top 66%)6652(Top 58%)6652(Top 551%)
24M24.00 mi1.00 mi19376+927401+477401+4717345(Top 65%)6551(Top 57%)6551(Top 543%)
40K24.85 mi0.85 mi19280+967357+447357+4416868(Top 63%)6333(Top 55%)6333(Top 525%)
25.2M25.20 mi0.35 mi19236+447334+237334+2315842(Top 60%)5798(Top 51%)5798(Top 480%)
Finish26.22 mi1.02 mi19158+787298+367298+3616211(Top 61%)5953(Top 52%)5953(Top 493%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 77%
×21story building
+97ft-345ft

Overall

20464

Females

7934

F50-54

7934

5K→10K

3.1 - 6.2 mi

Top 74%
×5story building
+79ft-138ft

Overall

19791

Females

7576

F50-54

7576

10K→15K

6.2 - 9.3 mi

Top 77%
×3story building
+67ft-78ft

Overall

20464

Females

7934

F50-54

7934

15K→20K

9.3 - 12.4 mi

Top 76%
×5story building
+106ft-86ft

Overall

20352

Females

7873

F50-54

7873

20K→Half

12.4 - 13.1 mi

Top 77%
×2story building
+19ft-37ft

Overall

20406

Females

7904

F50-54

7904

Half→25K

13.1 - 15.5 mi

Top 78%
×4story building
+66ft-88ft

Overall

20655

Females

8073

F50-54

8073

25K→30K

15.5 - 18.6 mi

Top 74%
×9story building
+181ft-148ft

Overall

19721

Females

7600

F50-54

7600

30K→20M

18.6 - 20.0 mi

Top 69%
×5story building
+64ft-50ft

Overall

18502

Females

7032

F50-54

7032

20M→21M

20.0 - 21.0 mi

Top 67%
×8story building
+106ft-24ft

Overall

17882

Females

6690

F50-54

6690

21M→35K

21.0 - 21.8 mi

Top 70%
×7story building
+17ft-86ft

Overall

18679

Females

7209

F50-54

7209

35K→23M

21.8 - 23.0 mi

Top 66%
×5story building
+23ft-63ft

Overall

17628

Females

6652

F50-54

6652

23M→24M

23.0 - 24.0 mi

Top 65%
×6story building
+12ft-82ft

Overall

17345

Females

6551

F50-54

6551

24M→40K

24.0 - 24.9 mi

Top 63%
×1story
+6ft-20ft

Overall

16868

Females

6333

F50-54

6333

40K→25.2M

24.9 - 25.2 mi

Top 60%
×1story
+13ft-16ft

Overall

15842

Females

5798

F50-54

5798

25.2M→Finish

25.2 - 26.2 mi

Top 61%
×2story building
+22ft-21ft

Overall

16211

Females

5953

F50-54

5953

Passing Analysis

Category:
Athletes Passed
1291
Passed By
2719
Net Change
-1428
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#17730
5K → 10K551116-1061#17730#18791
10K → 15K40657-617#18791#19408
15K → 20K98315-217#19408#19625
20K → Half1279-67#19625#19692
Half → 25K56276-220#19692#19912
25K → 30K179143+36#19912#19876
30K → 20M15315+138#19876#19738
20M → 21M14926+123#19738#19615
21M → 35K4928+21#19615#19594
35K → 23M14721+126#19594#19468
23M → 24M1008+92#19468#19376
24M → 40K1026+96#19376#19280
40K → 25.2M495+44#19280#19236
25.2M → Finish10224+78#19236#19158
TOTALS12912719-1428
📊

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