Boston Marathon logo
BOSTON MARATHON 2023

Debra Long

Bib: 23720•F

PA

0:00
0:00
/ mi
Masters
Be the first to cheer!
Overall
#0 / 26622
Gender (Female)
#0 / 11423
Masters (Masters Women)
#0 / 6539
Division (F55-59)
#0 / 815
Race Day Weather
49°/39°F
light intensity drizzle

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
28:11
Rank: #20759
Start → 5K
28:11 | 9:04/mi
10K· 6.21 mi
55:55
Rank: #20651 (+108)
5K → 10K
27:44 | 8:56/mi
15K· 9.32 mi
1:24:13
Rank: #20734 (-83)
10K → 15K
28:18 | 9:07/mi
20K· 12.43 mi
1:53:16
Rank: #20843 (-109)
15K → 20K
29:03 | 9:21/mi
Half· 13.11 mi
1:59:37
Rank: #20881 (-38)
20K → Half
6:21 | 9:18/mi
25K· 15.53 mi
2:23:32
Rank: #21092 (-211)
Half → 25K
23:55 | 9:52/mi
30K· 18.64 mi
2:55:00
Rank: #21148 (-56)
25K → 30K
31:28 | 10:08/mi
20M
3:09:03
Rank: #21130 (+18)
30K → 20M
14:03 | 10:20/mi
21M
3:20:51
Rank: #21234 (-104)
20M → 21M
11:48 | 11:48/mi
35K· 21.75 mi
3:28:10
Rank: #21204 (+30)
21M → 35K
7:19 | 9:47/mi
23M
3:41:54
Rank: #21279 (-75)
35K → 23M
13:44 | 10:58/mi
24M
3:52:00
Rank: #21270 (+9)
23M → 24M
10:06 | 10:06/mi
40K· 24.85 mi
4:01:14
Rank: #21298 (-28)
24M → 40K
9:14 | 10:48/mi
25.2M
4:05:28
Rank: #21326 (-28)
40K → 25.2M
4:14 | 12:17/mi
Finish· 26.22 mi
4:16:00
Rank: #21389 (-63)
25.2M → Finish
10:32 | 10:20/mi

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
Time1:59:37
Pace9:07 /mi
2nd Half
Distance13.11 mi
Time2:16:23
Pace10:24 /mi
📊Positive Split: 14.0% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:23:4128:119:0428:11
9:04
-
10K
6.21 mi11:51:2555:559:0027:44
8:56
-0:08
15K
9.32 mi12:19:431:24:139:0228:18
9:07
+0:11
20K
12.43 mi12:48:461:53:169:0729:03
9:21
+0:14
Half
13.11 mi12:55:071:59:379:076:21
9:18
-0:03
25K
15.53 mi13:19:022:23:329:1423:55
9:52
+0:34
30K
18.64 mi13:50:302:55:009:2331:28
10:08
+0:16
20M
20.00 mi14:04:333:09:039:2714:03
10:20
+0:12
21M
21.00 mi14:16:213:20:519:3411:48
11:48
+1:28
35K
21.75 mi14:23:403:28:109:347:19
9:47
-2:01
23M
23.00 mi14:37:243:41:549:3913:44
10:58
+1:11
24M
24.00 mi14:47:303:52:009:4010:06
10:06
-0:52
40K
24.85 mi14:56:444:01:149:429:14
10:48
+0:42
25.2M
25.20 mi15:00:584:05:289:444:14
12:17
+1:29
Finish
26.22 mi15:11:304:16:009:4610:32
10:20
-1:57

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

8:56 /mi

Average Pace

9:46 /mi

Slowest Pace

12:17 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

1:59:37

47% of race

Time at Steady Pace

1:37:23

38% of race

Time at Slower Pace

39:00

15% of race

Average Pace: 9:46 /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 mi11:23:4128:119:0428:11
9:04
#20759
10K
6.21 mi11:51:2555:559:0027:44
8:56
#20651
15K
9.32 mi12:19:431:24:139:0228:18
9:07
#20734
20K
12.43 mi12:48:461:53:169:0729:03
9:21
#20843
Half
13.11 mi12:55:071:59:379:076:21
9:18
#20881
25K
15.53 mi13:19:022:23:329:1423:55
9:52
#21092
30K
18.64 mi13:50:302:55:009:2331:28
10:08
#21148
20M
20.00 mi14:04:333:09:039:2714:03
10:20
#21130
21M
21.00 mi14:16:213:20:519:3411:48
11:48
#21234
35K
21.75 mi14:23:403:28:109:347:19
9:47
#21204
23M
23.00 mi14:37:243:41:549:3913:44
10:58
#21279
24M
24.00 mi14:47:303:52:009:4010:06
10:06
#21270
40K
24.85 mi14:56:444:01:149:429:14
10:48
#21298
25.2M
25.20 mi15:00:584:05:289:444:14
12:17
#21326
Finish
26.22 mi15:11:304:16:009:4610:32
10:20
#21389
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF55-59Seg. OverallSeg. FemalesSeg. F55-59
5K3.11 mi3.11 mi207598251825120984(Top 79%)8227(Top 72%)8227(Top 1009%)
10K6.21 mi3.10 mi20651+1088120+1318120+13120567(Top 77%)8022(Top 70%)8022(Top 984%)
15K9.32 mi3.11 mi20734-838142-228142-2220984(Top 79%)8227(Top 72%)8227(Top 1009%)
20K12.43 mi3.11 mi20843-1098188-468188-4621102(Top 79%)8297(Top 73%)8297(Top 1018%)
Half13.11 mi0.68 mi20881-388202-148202-1421568(Top 81%)8554(Top 75%)8554(Top 1050%)
25K15.53 mi2.42 mi21092-2118320-1188320-11821888(Top 82%)8779(Top 77%)8779(Top 1077%)
30K18.64 mi3.11 mi21148-568362-428362-4221365(Top 80%)8553(Top 75%)8553(Top 1049%)
20M20.00 mi1.36 mi21130+188378-168378-1621380(Top 80%)8630(Top 76%)8630(Top 1059%)
21M21.00 mi1.00 mi21234-1048443-658443-6522423(Top 84%)9236(Top 81%)9236(Top 1133%)
35K21.75 mi0.75 mi21204+308437+68437+620712(Top 78%)8343(Top 73%)8343(Top 1024%)
23M23.00 mi1.25 mi21279-758486-498486-4922287(Top 84%)9208(Top 81%)9208(Top 1130%)
24M24.00 mi1.00 mi21270+98492-68492-621075(Top 79%)8592(Top 75%)8592(Top 1054%)
40K24.85 mi0.85 mi21298-288516-248516-2421946(Top 82%)9123(Top 80%)9123(Top 1119%)
25.2M25.20 mi0.35 mi21326-288535-198535-1922945(Top 86%)9625(Top 84%)9625(Top 1181%)
Finish26.22 mi1.02 mi21389-638582-478582-4722655(Top 85%)9477(Top 83%)9477(Top 1163%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 79%
×21stories
+97ft-345ft

Overall

20984

Females

8227

F55-59

8227

5K→10K

3.1 - 6.2 mi

Top 77%
×5stories
+79ft-138ft

Overall

20567

Females

8022

F55-59

8022

10K→15K

6.2 - 9.3 mi

Top 79%
×3stories
+67ft-78ft

Overall

20984

Females

8227

F55-59

8227

15K→20K

9.3 - 12.4 mi

Top 79%
×5stories
+106ft-86ft

Overall

21102

Females

8297

F55-59

8297

20K→Half

12.4 - 13.1 mi

Top 81%
×2stories
+19ft-37ft

Overall

21568

Females

8554

F55-59

8554

Half→25K

13.1 - 15.5 mi

Top 82%
×4stories
+66ft-88ft

Overall

21888

Females

8779

F55-59

8779

25K→30K

15.5 - 18.6 mi

Top 80%
×9stories
+181ft-148ft

Overall

21365

Females

8553

F55-59

8553

30K→20M

18.6 - 20.0 mi

Top 80%
×5stories
+64ft-50ft

Overall

21380

Females

8630

F55-59

8630

20M→21M

20.0 - 21.0 mi

Top 84%
×8stories
+106ft-24ft

Overall

22423

Females

9236

F55-59

9236

21M→35K

21.0 - 21.8 mi

Top 78%
×7stories
+17ft-86ft

Overall

20712

Females

8343

F55-59

8343

35K→23M

21.8 - 23.0 mi

Top 84%
×5stories
+23ft-63ft

Overall

22287

Females

9208

F55-59

9208

23M→24M

23.0 - 24.0 mi

Top 79%
×6stories
+12ft-82ft

Overall

21075

Females

8592

F55-59

8592

24M→40K

24.0 - 24.9 mi

Top 82%
×1story
+6ft-20ft

Overall

21946

Females

9123

F55-59

9123

40K→25.2M

24.9 - 25.2 mi

Top 86%
×1story
+13ft-16ft

Overall

22945

Females

9625

F55-59

9625

25.2M→Finish

25.2 - 26.2 mi

Top 85%
×2stories
+22ft-21ft

Overall

22655

Females

9477

F55-59

9477

Passing Analysis

Category:
Athletes Passed
1109
Passed By
1739
Net Change
-630
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#20759
5K → 10K365257+108#20759#20651
10K → 15K138221-83#20651#20734
15K → 20K121230-109#20734#20843
20K → Half1755-38#20843#20881
Half → 25K44255-211#20881#21092
25K → 30K116172-56#21092#21148
30K → 20M7456+18#21148#21130
20M → 21M32136-104#21130#21234
21M → 35K4515+30#21234#21204
35K → 23M41116-75#21204#21279
23M → 24M5041+9#21279#21270
24M → 40K3462-28#21270#21298
40K → 25.2M1543-28#21298#21326
25.2M → Finish1780-63#21326#21389
TOTALS11091739-630
📊

Passing Visuals

Category:
Loading...

🔥Passing Intensity

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
Share Feedback

Public Race Data

Boston Athletic Association

Boston Athletic Association

Mika Timing

Mika Timing