Boston Marathon logo
BOSTON MARATHON 2025

Sharon Fleming

Bib: 22192•F

MO

0:00
0:00
/ mi
Masters
Be the first to cheer!
Overall
#0 / 28404
Gender (Female)
#0 / 12228
Masters (Masters Women)
#0 / 6759
Division (F50-54)
#0 / 1303
Race Day Weather
50°/40°F
broken clouds

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
26:16
Rank: #19637
Start → 5K
26:16 | 8:27/mi
10K· 6.21 mi
52:33
Rank: #19581 (+56)
5K → 10K
26:17 | 8:28/mi
15K· 9.32 mi
1:18:55
Rank: #19469 (+112)
10K → 15K
26:22 | 8:29/mi
20K· 12.43 mi
1:46:26
Rank: #19682 (-213)
15K → 20K
27:31 | 8:51/mi
Half· 13.11 mi
1:52:35
Rank: #19809 (-127)
20K → Half
6:09 | 9:01/mi
25K· 15.53 mi
2:20:51
Rank: #21883 (-2074)
Half → 25K
28:16 | 11:39/mi
30K· 18.64 mi
2:52:37
Rank: #22018 (-135)
25K → 30K
31:46 | 10:13/mi
20M
3:06:56
Rank: #22065 (-47)
30K → 20M
14:19 | 10:32/mi
21M
3:19:22
Rank: #22225 (-160)
20M → 21M
12:26 | 12:26/mi
35K· 21.75 mi
3:26:45
Rank: #22209 (+16)
21M → 35K
7:23 | 9:52/mi
23M
3:40:33
Rank: #22245 (-36)
35K → 23M
13:48 | 11:01/mi
24M
3:50:49
Rank: #22242 (+3)
23M → 24M
10:16 | 10:16/mi
40K· 24.85 mi
3:59:37
Rank: #22211 (+31)
24M → 40K
8:48 | 10:18/mi
25.2M
4:03:44
Rank: #22228 (-17)
40K → 25.2M
4:07 | 11:56/mi
Finish· 26.22 mi
4:13:00
Rank: #22120 (+108)
25.2M → Finish
9:16 | 9:06/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
Time1:52:35
Pace8:35 /mi
2nd Half
Distance13.11 mi
Time2:20:25
Pace10:43 /mi
📊Positive Split: 24.7% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:20:1226:168:2726:16
8:27
-
10K
6.21 mi11:46:2952:338:2726:17
8:28
+0:01
15K
9.32 mi12:12:511:18:558:2826:22
8:29
+0:01
20K
12.43 mi12:40:221:46:268:3427:31
8:51
+0:22
Half
13.11 mi12:46:311:52:358:356:09
9:01
+0:10
25K
15.53 mi13:14:472:20:519:0428:16
11:39
+2:38
30K
18.64 mi13:46:332:52:379:1631:46
10:13
-1:26
20M
20.00 mi14:00:523:06:569:2114:19
10:32
+0:19
21M
21.00 mi14:13:183:19:229:3012:26
12:26
+1:54
35K
21.75 mi14:20:413:26:459:307:23
9:52
-2:34
23M
23.00 mi14:34:293:40:339:3513:48
11:01
+1:09
24M
24.00 mi14:44:453:50:499:3710:16
10:16
-0:45
40K
24.85 mi14:53:333:59:379:388:48
10:18
+0:02
25.2M
25.20 mi14:57:404:03:449:404:07
11:56
+1:38
Finish
26.22 mi15:06:564:13:009:399:16
9:06
-2:50

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

8:27 /mi

Average Pace

9:39 /mi

Slowest Pace

12:26 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:01:51

48% of race

Time at Steady Pace

1:12:32

29% of race

Time at Slower Pace

58:37

23% of race

Average Pace: 9:39 /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 mi11:20:1226:168:2726:16
8:27
#19637
10K
6.21 mi11:46:2952:338:2726:17
8:28
#19581
15K
9.32 mi12:12:511:18:558:2826:22
8:29
#19469
20K
12.43 mi12:40:221:46:268:3427:31
8:51
#19682
Half
13.11 mi12:46:311:52:358:356:09
9:01
#19809
25K
15.53 mi13:14:472:20:519:0428:16
11:39
#21883
30K
18.64 mi13:46:332:52:379:1631:46
10:13
#22018
20M
20.00 mi14:00:523:06:569:2114:19
10:32
#22065
21M
21.00 mi14:13:183:19:229:3012:26
12:26
#22225
35K
21.75 mi14:20:413:26:459:307:23
9:52
#22209
23M
23.00 mi14:34:293:40:339:3513:48
11:01
#22245
24M
24.00 mi14:44:453:50:499:3710:16
10:16
#22242
40K
24.85 mi14:53:333:59:379:388:48
10:18
#22211
25.2M
25.20 mi14:57:404:03:449:404:07
11:56
#22228
Finish
26.22 mi15:06:564:13:009:399:16
9:06
#22120
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF50-54Seg. OverallSeg. FemalesSeg. F50-54
5K3.11 mi3.11 mi196377284728419264(Top 68%)7044(Top 58%)7044(Top 541%)
10K6.21 mi3.10 mi19581+567232+527232+5219588(Top 69%)7230(Top 59%)7230(Top 555%)
15K9.32 mi3.11 mi19469+1127166+667166+6619264(Top 68%)7044(Top 58%)7044(Top 541%)
20K12.43 mi3.11 mi19682-2137293-1277293-12720270(Top 71%)7633(Top 62%)7633(Top 586%)
Half13.11 mi0.68 mi19809-1277366-737366-7321927(Top 77%)8563(Top 70%)8563(Top 657%)
25K15.53 mi2.42 mi21883-20748544-11788544-117826055(Top 92%)10890(Top 89%)10890(Top 836%)
30K18.64 mi3.11 mi22018-1358635-918635-9122249(Top 78%)8903(Top 73%)8903(Top 683%)
20M20.00 mi1.36 mi22065-478677-428677-4222540(Top 79%)9178(Top 75%)9178(Top 704%)
21M21.00 mi1.00 mi22225-1608789-1128789-11224315(Top 86%)10190(Top 83%)10190(Top 782%)
35K21.75 mi0.75 mi22209+168799-108799-1021543(Top 76%)8798(Top 72%)8798(Top 675%)
23M23.00 mi1.25 mi22245-368856-578856-5723276(Top 82%)9750(Top 80%)9750(Top 748%)
24M24.00 mi1.00 mi22242+38881-258881-2522144(Top 78%)9211(Top 75%)9211(Top 707%)
40K24.85 mi0.85 mi22211+318867+148867+1421363(Top 75%)8855(Top 72%)8855(Top 680%)
25.2M25.20 mi0.35 mi22228-178884-178884-1723119(Top 81%)9717(Top 79%)9717(Top 746%)
Finish26.22 mi1.02 mi22120+1088848+368848+3619525(Top 69%)7883(Top 64%)7883(Top 605%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 68%
×21stories
+97ft-345ft

Overall

19264

Females

7044

F50-54

7044

5K→10K

3.1 - 6.2 mi

Top 69%
×5stories
+79ft-138ft

Overall

19588

Females

7230

F50-54

7230

10K→15K

6.2 - 9.3 mi

Top 68%
×3stories
+67ft-78ft

Overall

19264

Females

7044

F50-54

7044

15K→20K

9.3 - 12.4 mi

Top 71%
×5stories
+106ft-86ft

Overall

20270

Females

7633

F50-54

7633

20K→Half

12.4 - 13.1 mi

Top 77%
×2stories
+19ft-37ft

Overall

21927

Females

8563

F50-54

8563

Half→25K

13.1 - 15.5 mi

Top 92%
×4stories
+66ft-88ft

Overall

26055

Females

10890

F50-54

10890

25K→30K

15.5 - 18.6 mi

Top 78%
×9stories
+181ft-148ft

Overall

22249

Females

8903

F50-54

8903

30K→20M

18.6 - 20.0 mi

Top 79%
×5stories
+64ft-50ft

Overall

22540

Females

9178

F50-54

9178

20M→21M

20.0 - 21.0 mi

Top 86%
×8stories
+106ft-24ft

Overall

24315

Females

10190

F50-54

10190

21M→35K

21.0 - 21.8 mi

Top 76%
×7stories
+17ft-86ft

Overall

21543

Females

8798

F50-54

8798

35K→23M

21.8 - 23.0 mi

Top 82%
×5stories
+23ft-63ft

Overall

23276

Females

9750

F50-54

9750

23M→24M

23.0 - 24.0 mi

Top 78%
×6stories
+12ft-82ft

Overall

22144

Females

9211

F50-54

9211

24M→40K

24.0 - 24.9 mi

Top 75%
×1story
+6ft-20ft

Overall

21363

Females

8855

F50-54

8855

40K→25.2M

24.9 - 25.2 mi

Top 81%
×1story
+13ft-16ft

Overall

23119

Females

9717

F50-54

9717

25.2M→Finish

25.2 - 26.2 mi

Top 69%
×2stories
+22ft-21ft

Overall

19525

Females

7883

F50-54

7883

Passing Analysis

Category:
Athletes Passed
1282
Passed By
3765
Net Change
-2483
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#19637
5K → 10K283227+56#19637#19581
10K → 15K240128+112#19581#19469
15K → 20K139352-213#19469#19682
20K → Half5132-127#19682#19809
Half → 25K42078-2074#19809#21883
25K → 30K141276-135#21883#22018
30K → 20M75122-47#22018#22065
20M → 21M41201-160#22065#22225
21M → 35K4832+16#22225#22209
35K → 23M66102-36#22209#22245
23M → 24M5552+3#22245#22242
24M → 40K5827+31#22242#22211
40K → 25.2M1532-17#22211#22228
25.2M → Finish1124+108#22228#22120
TOTALS12823765-2483
📊

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