Boston Marathon logo
BOSTON MARATHON 2025

Robyn Hartley

Bib: 21625•F

VA

0:00
0:00
/ mi
Masters
Be the first to cheer!
Overall
#0 / 28404
Gender (Female)
#0 / 12228
Top 46%
Masters (Masters Women)
#0 / 6759
Top 33%
Division (F50-54)
#0 / 1303
Top 26%
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
8:01/mi
24:53
↑ 97↓ 3451.5%
10K· 6.21 mi
8:02/mi
49:50
↑ 79↓ 1380.4%
15K· 9.32 mi
8:02/mi
1:14:48
↑ 67↓ 78
20K· 12.43 mi
8:12/mi
1:40:17
↑ 106↓ 860.1%
Half· 13.11 mi
8:12/mi
1:45:53
↑ 19↓ 370.5%
25K· 15.53 mi
8:43/mi
2:07:02
↑ 66↓ 880.2%
30K· 18.64 mi
8:45/mi
2:34:13
↑ 181↓ 1480.2%
20M
8:58/mi
2:46:24
↑ 64↓ 500.2%
21M
9:24/mi
2:55:48
↑ 106↓ 241.6%
35K· 21.75 mi
8:35/mi
3:02:13
↑ 17↓ 861.7%
23M
8:54/mi
3:13:22
↑ 23↓ 630.6%
24M
8:53/mi
3:22:15
↓ 821.3%
40K· 24.85 mi
8:43/mi
3:29:42
↓ 200.3%
25.2M
9:40/mi
3:33:02
↑ 13↓ 160.2%
Finish· 26.22 mi
8:25/mi
3:41:37
↑ 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
Time1:45:53
Pace8:05 /mi
2nd Half
Distance13.11 mi
Time1:55:44
Pace8:50 /mi
📊Positive Split: 9.3% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:22:1024:538:0124:53
8:01
-
10K
6.21 mi11:47:0749:508:0124:57
8:02
+0:01
15K
9.32 mi12:12:051:14:488:0224:58
8:02
0:00
20K
12.43 mi12:37:341:40:178:0425:29
8:12
+0:10
Half
13.11 mi12:43:101:45:538:055:36
8:12
0:00
25K
15.53 mi13:04:192:07:028:1121:09
8:43
+0:31
30K
18.64 mi13:31:302:34:138:1627:11
8:45
+0:02
20M
20.00 mi13:43:412:46:248:1912:11
8:58
+0:13
21M
21.00 mi13:53:052:55:488:229:24
9:24
+0:26
35K
21.75 mi13:59:303:02:138:236:25
8:35
-0:49
23M
23.00 mi14:10:393:13:228:2411:09
8:54
+0:19
24M
24.00 mi14:19:323:22:158:268:53
8:53
-0:01
40K
24.85 mi14:26:593:29:428:267:27
8:43
-0:10
25.2M
25.20 mi14:30:193:33:028:273:20
9:40
+0:57
Finish
26.22 mi14:38:543:41:378:288:35
8:25
-1:15

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

8:01 /mi

Average Pace

8:28 /mi

Slowest Pace

9:40 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

1:54:28

52% of race

Time at Steady Pace

1:22:14

37% of race

Time at Slower Pace

24:55

11% of race

Average Pace: 8:27 /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 mi11:22:1024:538:0124:53
8:01
#16669
10K
6.21 mi11:47:0749:508:0124:57
8:02
#16685
15K
9.32 mi12:12:051:14:488:0224:58
8:02
#16522
20K
12.43 mi12:37:341:40:178:0425:29
8:12
#16452
Half
13.11 mi12:43:101:45:538:055:36
8:12
#16516
25K
15.53 mi13:04:192:07:028:1121:09
8:43
#16820
30K
18.64 mi13:31:302:34:138:1627:11
8:45
#16677
20M
20.00 mi13:43:412:46:248:1912:11
8:58
#16639
21M
21.00 mi13:53:052:55:488:229:24
9:24
#16529
35K
21.75 mi13:59:303:02:138:236:25
8:35
#16482
23M
23.00 mi14:10:393:13:228:2411:09
8:54
#16391
24M
24.00 mi14:19:323:22:158:268:53
8:53
#16393
40K
24.85 mi14:26:593:29:428:267:27
8:43
#16318
25.2M
25.20 mi14:30:193:33:028:273:20
9:40
#16299
Finish
26.22 mi14:38:543:41:378:288:35
8:25
#16278
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF50-54Seg. OverallSeg. FemalesSeg. F50-54
5K3.11 mi3.11 mi166695555555516338(Top 58%)5338(Top 44%)5338(Top 410%)
10K6.21 mi3.10 mi16685-165544+115544+1116713(Top 59%)5546(Top 45%)5546(Top 426%)
15K9.32 mi3.11 mi16522+1635442+1025442+10216338(Top 58%)5338(Top 44%)5338(Top 410%)
20K12.43 mi3.11 mi16452+705404+385404+3816330(Top 57%)5402(Top 44%)5402(Top 415%)
Half13.11 mi0.68 mi16516-645445-415445-4117350(Top 61%)5949(Top 49%)5949(Top 457%)
25K15.53 mi2.42 mi16820-3045656-2115656-21118538(Top 65%)6722(Top 55%)6722(Top 516%)
30K18.64 mi3.11 mi16677+1435623+335623+3316299(Top 57%)5632(Top 46%)5632(Top 432%)
20M20.00 mi1.36 mi16639+385631-85631-816622(Top 59%)5930(Top 48%)5930(Top 455%)
21M21.00 mi1.00 mi16529+1105597+345597+3415635(Top 55%)5528(Top 45%)5528(Top 424%)
35K21.75 mi0.75 mi16482+475593+45593+415960(Top 56%)5751(Top 47%)5751(Top 441%)
23M23.00 mi1.25 mi16391+915566+275566+2715719(Top 55%)5728(Top 47%)5728(Top 440%)
24M24.00 mi1.00 mi16393-25606-405606-4016768(Top 59%)6358(Top 52%)6358(Top 488%)
40K24.85 mi0.85 mi16318+755589+175589+1714724(Top 52%)5378(Top 44%)5378(Top 413%)
25.2M25.20 mi0.35 mi16299+195583+65583+615499(Top 55%)5823(Top 48%)5823(Top 447%)
Finish26.22 mi1.02 mi16278+215589-65589-615757(Top 55%)5889(Top 48%)5889(Top 452%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 58%
×21story building
+97ft-345ft

Overall

16338

Females

5338

F50-54

5338

5K→10K

3.1 - 6.2 mi

Top 59%
×5story building
+79ft-138ft

Overall

16713

Females

5546

F50-54

5546

10K→15K

6.2 - 9.3 mi

Top 58%
×3story building
+67ft-78ft

Overall

16338

Females

5338

F50-54

5338

15K→20K

9.3 - 12.4 mi

Top 57%
×5story building
+106ft-86ft

Overall

16330

Females

5402

F50-54

5402

20K→Half

12.4 - 13.1 mi

Top 61%
×2story building
+19ft-37ft

Overall

17350

Females

5949

F50-54

5949

Half→25K

13.1 - 15.5 mi

Top 65%
×4story building
+66ft-88ft

Overall

18538

Females

6722

F50-54

6722

25K→30K

15.5 - 18.6 mi

Top 57%
×9story building
+181ft-148ft

Overall

16299

Females

5632

F50-54

5632

30K→20M

18.6 - 20.0 mi

Top 59%
×5story building
+64ft-50ft

Overall

16622

Females

5930

F50-54

5930

20M→21M

20.0 - 21.0 mi

Top 55%
×8story building
+106ft-24ft

Overall

15635

Females

5528

F50-54

5528

21M→35K

21.0 - 21.8 mi

Top 56%
×7story building
+17ft-86ft

Overall

15960

Females

5751

F50-54

5751

35K→23M

21.8 - 23.0 mi

Top 55%
×5story building
+23ft-63ft

Overall

15719

Females

5728

F50-54

5728

23M→24M

23.0 - 24.0 mi

Top 59%
×6story building
+12ft-82ft

Overall

16768

Females

6358

F50-54

6358

24M→40K

24.0 - 24.9 mi

Top 52%
×1story
+6ft-20ft

Overall

14724

Females

5378

F50-54

5378

40K→25.2M

24.9 - 25.2 mi

Top 55%
×1story
+13ft-16ft

Overall

15499

Females

5823

F50-54

5823

25.2M→Finish

25.2 - 26.2 mi

Top 55%
×2story building
+22ft-21ft

Overall

15757

Females

5889

F50-54

5889

Passing Analysis

Category:
Athletes Passed
2038
Passed By
1647
Net Change
+391
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#16669
5K → 10K293309-16#16669#16685
10K → 15K282119+163#16685#16522
15K → 20K252182+70#16522#16452
20K → Half1781-64#16452#16516
Half → 25K82386-304#16516#16820
25K → 30K281138+143#16820#16677
30K → 20M12587+38#16677#16639
20M → 21M15545+110#16639#16529
21M → 35K8336+47#16529#16482
35K → 23M15867+91#16482#16391
23M → 24M8385-2#16391#16393
24M → 40K10530+75#16393#16318
40K → 25.2M4021+19#16318#16299
25.2M → Finish8261+21#16299#16278
TOTALS20381647+391
📊

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
Share Feedback

Public Race Data

Boston Athletic Association

Boston Athletic Association

Mika Timing

Mika Timing