Boston Marathon logo
BOSTON MARATHON 2025

Sherri Felton

Bib: 25247•F

NC

0:00
0:00
/ mi
Masters
Be the first to cheer!
Overall
#0 / 28404
Gender (Female)
#0 / 12228
Masters (Masters Women)
#0 / 6759
Division (F60-64)
#0 / 624
Race Day Weather
50°/40°F
broken clouds

⏱️ 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
9:04/mi
28:11
↑ 97↓ 3451.5%
10K· 6.21 mi
9:02/mi
56:16
↑ 79↓ 1380.4%
15K· 9.32 mi
9:41/mi
1:26:22
↑ 67↓ 78
20K· 12.43 mi
9:52/mi
1:57:01
↑ 106↓ 860.1%
Half· 13.11 mi
9:35/mi
2:03:33
↑ 19↓ 370.5%
25K· 15.53 mi
10:36/mi
2:29:14
↑ 66↓ 880.2%
30K· 18.64 mi
11:03/mi
3:03:34
↑ 181↓ 1480.2%
20M
11:12/mi
3:18:47
↑ 64↓ 500.2%
21M
12:41/mi
3:31:28
↑ 106↓ 241.6%
35K· 21.75 mi
11:04/mi
3:39:45
↑ 17↓ 861.7%
23M
11:38/mi
3:54:19
↑ 23↓ 630.6%
24M
11:16/mi
4:05:35
↓ 821.3%
40K· 24.85 mi
12:10/mi
4:15:59
↓ 200.3%
25.2M
13:23/mi
4:20:36
↑ 13↓ 160.2%
Finish· 26.22 mi
11:27/mi
4:32:16
↑ 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
Time2:03:33
Pace9:25 /mi
2nd Half
Distance13.11 mi
Time2:28:43
Pace11:21 /mi
📊Positive Split: 20.4% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:28:4528:119:0428:11
9:04
-
10K
6.21 mi11:56:5056:169:0328:05
9:02
-0:02
15K
9.32 mi12:26:561:26:229:1630:06
9:41
+0:39
20K
12.43 mi12:57:351:57:019:2530:39
9:52
+0:11
Half
13.11 mi13:04:072:03:339:256:32
9:35
-0:17
25K
15.53 mi13:29:482:29:149:3625:41
10:36
+1:01
30K
18.64 mi14:04:083:03:349:5134:20
11:03
+0:27
20M
20.00 mi14:19:213:18:479:5615:13
11:12
+0:09
21M
21.00 mi14:32:023:31:2810:0412:41
12:41
+1:29
35K
21.75 mi14:40:193:39:4510:068:17
11:04
-1:37
23M
23.00 mi14:54:533:54:1910:1114:34
11:38
+0:34
24M
24.00 mi15:06:094:05:3510:1411:16
11:16
-0:22
40K
24.85 mi15:16:334:15:5910:1810:24
12:10
+0:54
25.2M
25.20 mi15:21:104:20:3610:204:37
13:23
+1:13
Finish
26.22 mi15:32:504:32:1610:2411:40
11:27
-1:56

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

9:02 /mi

Average Pace

10:24 /mi

Slowest Pace

13:23 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:03:33

45% of race

Time at Steady Pace

2:01:01

44% of race

Time at Slower Pace

27:42

10% of race

Average Pace: 10:23 /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 mi11:28:4528:119:0428:11
9:04
#22743
10K
6.21 mi11:56:5056:169:0328:05
9:02
#22647
15K
9.32 mi12:26:561:26:229:1630:06
9:41
#23330
20K
12.43 mi12:57:351:57:019:2530:39
9:52
#23524
Half
13.11 mi13:04:072:03:339:256:32
9:35
#23539
25K
15.53 mi13:29:482:29:149:3625:41
10:36
#23707
30K
18.64 mi14:04:083:03:349:5134:20
11:03
#23811
20M
20.00 mi14:19:213:18:479:5615:13
11:12
#23850
21M
21.00 mi14:32:023:31:2810:0412:41
12:41
#23909
35K
21.75 mi14:40:193:39:4510:068:17
11:04
#23943
23M
23.00 mi14:54:533:54:1910:1114:34
11:38
#23962
24M
24.00 mi15:06:094:05:3510:1411:16
11:16
#23999
40K
24.85 mi15:16:334:15:5910:1810:24
12:10
#24083
25.2M
25.20 mi15:21:104:20:3610:204:37
13:23
#24120
Finish
26.22 mi15:32:504:32:1610:2411:40
11:27
#24213
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF60-64Seg. OverallSeg. FemalesSeg. F60-64
5K3.11 mi3.11 mi227439042904224251(Top 85%)9811(Top 80%)9811(Top 1572%)
10K6.21 mi3.10 mi22647+968962+808962+8022564(Top 79%)8905(Top 73%)8905(Top 1427%)
15K9.32 mi3.11 mi23330-6839308-3469308-34624251(Top 85%)9811(Top 80%)9811(Top 1572%)
20K12.43 mi3.11 mi23524-1949418-1109418-11023934(Top 84%)9669(Top 79%)9669(Top 1550%)
Half13.11 mi0.68 mi23539-159427-99427-923816(Top 84%)9603(Top 79%)9603(Top 1539%)
25K15.53 mi2.42 mi23707-1689529-1029529-10224541(Top 86%)10039(Top 82%)10039(Top 1609%)
30K18.64 mi3.11 mi23811-1049633-1049633-10424093(Top 85%)9914(Top 81%)9914(Top 1589%)
20M20.00 mi1.36 mi23850-399669-369669-3623999(Top 84%)9955(Top 81%)9955(Top 1595%)
21M21.00 mi1.00 mi23909-599718-499718-4924655(Top 87%)10376(Top 85%)10376(Top 1663%)
35K21.75 mi0.75 mi23943-349754-369754-3624378(Top 86%)10262(Top 84%)10262(Top 1645%)
23M23.00 mi1.25 mi23962-199783-299783-2924489(Top 86%)10341(Top 85%)10341(Top 1657%)
24M24.00 mi1.00 mi23999-379806-239806-2324509(Top 86%)10388(Top 85%)10388(Top 1665%)
40K24.85 mi0.85 mi24083-849876-709876-7025189(Top 89%)10760(Top 88%)10760(Top 1724%)
25.2M25.20 mi0.35 mi24120-379898-229898-2225551(Top 90%)10969(Top 90%)10969(Top 1758%)
Finish26.22 mi1.02 mi24213-939948-509948-5026071(Top 92%)11180(Top 91%)11180(Top 1792%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 85%
×21story building
+97ft-345ft

Overall

24251

Females

9811

F60-64

9811

5K→10K

3.1 - 6.2 mi

Top 79%
×5story building
+79ft-138ft

Overall

22564

Females

8905

F60-64

8905

10K→15K

6.2 - 9.3 mi

Top 85%
×3story building
+67ft-78ft

Overall

24251

Females

9811

F60-64

9811

15K→20K

9.3 - 12.4 mi

Top 84%
×5story building
+106ft-86ft

Overall

23934

Females

9669

F60-64

9669

20K→Half

12.4 - 13.1 mi

Top 84%
×2story building
+19ft-37ft

Overall

23816

Females

9603

F60-64

9603

Half→25K

13.1 - 15.5 mi

Top 86%
×4story building
+66ft-88ft

Overall

24541

Females

10039

F60-64

10039

25K→30K

15.5 - 18.6 mi

Top 85%
×9story building
+181ft-148ft

Overall

24093

Females

9914

F60-64

9914

30K→20M

18.6 - 20.0 mi

Top 84%
×5story building
+64ft-50ft

Overall

23999

Females

9955

F60-64

9955

20M→21M

20.0 - 21.0 mi

Top 87%
×8story building
+106ft-24ft

Overall

24655

Females

10376

F60-64

10376

21M→35K

21.0 - 21.8 mi

Top 86%
×7story building
+17ft-86ft

Overall

24378

Females

10262

F60-64

10262

35K→23M

21.8 - 23.0 mi

Top 86%
×5story building
+23ft-63ft

Overall

24489

Females

10341

F60-64

10341

23M→24M

23.0 - 24.0 mi

Top 86%
×6story building
+12ft-82ft

Overall

24509

Females

10388

F60-64

10388

24M→40K

24.0 - 24.9 mi

Top 89%
×1story
+6ft-20ft

Overall

25189

Females

10760

F60-64

10760

40K→25.2M

24.9 - 25.2 mi

Top 90%
×1story
+13ft-16ft

Overall

25551

Females

10969

F60-64

10969

25.2M→Finish

25.2 - 26.2 mi

Top 92%
×2story building
+22ft-21ft

Overall

26071

Females

11180

F60-64

11180

Passing Analysis

Category:
Athletes Passed
911
Passed By
2381
Net Change
-1470
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#22743
5K → 10K297201+96#22743#22647
10K → 15K41724-683#22647#23330
15K → 20K94288-194#23330#23524
20K → Half1631-15#23524#23539
Half → 25K74242-168#23539#23707
25K → 30K122226-104#23707#23811
30K → 20M6099-39#23811#23850
20M → 21M45104-59#23850#23909
21M → 35K3468-34#23909#23943
35K → 23M5574-19#23943#23962
23M → 24M3673-37#23962#23999
24M → 40K16100-84#23999#24083
40K → 25.2M744-37#24083#24120
25.2M → Finish14107-93#24120#24213
TOTALS9112381-1470
📊

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