Boston Marathon logo
BOSTON MARATHON 2025

Amy Hvizdak

Bib: 32558•F

MA

0:00
0:00
/ mi
Masters
Be the first to cheer!
Overall
#0 / 28404
Gender (Female)
#0 / 12228
Masters (Masters Women)
#0 / 6759
Division (F45-49)
#0 / 1813
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
8:38/mi
26:50
↑ 97↓ 3451.5%
10K· 6.21 mi
8:34/mi
53:28
↑ 79↓ 1380.4%
15K· 9.32 mi
8:34/mi
1:20:04
↑ 67↓ 78
20K· 12.43 mi
8:37/mi
1:46:50
↑ 106↓ 860.1%
Half· 13.11 mi
8:27/mi
1:52:36
↑ 19↓ 370.5%
25K· 15.53 mi
8:39/mi
2:13:35
↑ 66↓ 880.2%
30K· 18.64 mi
9:19/mi
2:42:31
↑ 181↓ 1480.2%
20M
9:10/mi
2:54:59
↑ 64↓ 500.2%
21M
10:15/mi
3:05:14
↑ 106↓ 241.6%
35K· 21.75 mi
8:47/mi
3:11:48
↑ 17↓ 861.7%
23M
9:07/mi
3:23:13
↑ 23↓ 630.6%
24M
9:25/mi
3:32:38
↓ 821.3%
40K· 24.85 mi
9:20/mi
3:40:37
↓ 200.3%
25.2M
10:32/mi
3:44:15
↑ 13↓ 160.2%
Finish· 26.22 mi
9:01/mi
3:53:26
↑ 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
Time1:52:36
Pace8:35 /mi
2nd Half
Distance13.11 mi
Time2:00:50
Pace9:13 /mi
📊Positive Split: 7.3% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:50:2426:508:3826:50
8:38
-
10K
6.21 mi12:17:0253:288:3626:38
8:34
-0:04
15K
9.32 mi12:43:381:20:048:3526:36
8:34
0:00
20K
12.43 mi13:10:241:46:508:3626:46
8:37
+0:03
Half
13.11 mi13:16:101:52:368:355:46
8:27
-0:10
25K
15.53 mi13:37:092:13:358:3620:59
8:39
+0:12
30K
18.64 mi14:06:052:42:318:4328:56
9:19
+0:40
20M
20.00 mi14:18:332:54:598:4512:28
9:10
-0:09
21M
21.00 mi14:28:483:05:148:4910:15
10:15
+1:05
35K
21.75 mi14:35:223:11:488:496:34
8:47
-1:28
23M
23.00 mi14:46:473:23:138:5011:25
9:07
+0:20
24M
24.00 mi14:56:123:32:388:529:25
9:25
+0:18
40K
24.85 mi15:04:113:40:378:537:59
9:20
-0:05
25.2M
25.20 mi15:07:493:44:158:543:38
10:32
+1:12
Finish
26.22 mi15:17:003:53:268:559:11
9:01
-1:31

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

8:55 /mi

Slowest Pace

10:32 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:13:35

57% of race

Time at Steady Pace

39:38

17% of race

Time at Slower Pace

1:00:13

26% of race

Average Pace: 8:54 /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 mi11:50:2426:508:3826:50
8:38
#20690
10K
6.21 mi12:17:0253:288:3626:38
8:34
#20418
15K
9.32 mi12:43:381:20:048:3526:36
8:34
#20178
20K
12.43 mi13:10:241:46:508:3626:46
8:37
#19851
Half
13.11 mi13:16:101:52:368:355:46
8:27
#19812
25K
15.53 mi13:37:092:13:358:3620:59
8:39
#19510
30K
18.64 mi14:06:052:42:318:4328:56
9:19
#19419
20M
20.00 mi14:18:332:54:598:4512:28
9:10
#19286
21M
21.00 mi14:28:483:05:148:4910:15
10:15
#19292
35K
21.75 mi14:35:223:11:488:496:34
8:47
#19209
23M
23.00 mi14:46:473:23:138:5011:25
9:07
#19081
24M
24.00 mi14:56:123:32:388:529:25
9:25
#19090
40K
24.85 mi15:04:113:40:378:537:59
9:20
#19024
25.2M
25.20 mi15:07:493:44:158:543:38
10:32
#19034
Finish
26.22 mi15:17:003:53:268:559:11
9:01
#19030
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF45-49Seg. OverallSeg. FemalesSeg. F45-49
5K3.11 mi3.11 mi206907906790619709(Top 69%)7279(Top 60%)7279(Top 401%)
10K6.21 mi3.10 mi20418+2727724+1827724+18220219(Top 71%)7591(Top 62%)7591(Top 419%)
15K9.32 mi3.11 mi20178+2407573+1517573+15119709(Top 69%)7279(Top 60%)7279(Top 401%)
20K12.43 mi3.11 mi19851+3277390+1837390+18318950(Top 67%)6887(Top 56%)6887(Top 380%)
Half13.11 mi0.68 mi19812+397368+227368+2218952(Top 67%)6875(Top 56%)6875(Top 379%)
25K15.53 mi2.42 mi19510+3027205+1637205+16318137(Top 64%)6503(Top 53%)6503(Top 359%)
30K18.64 mi3.11 mi19419+917195+107195+1019178(Top 68%)7216(Top 59%)7216(Top 398%)
20M20.00 mi1.36 mi19286+1337148+477148+4717680(Top 62%)6524(Top 53%)6524(Top 360%)
21M21.00 mi1.00 mi19292-67170-227170-2219205(Top 68%)7440(Top 61%)7440(Top 410%)
35K21.75 mi0.75 mi19209+837137+337137+3317174(Top 60%)6453(Top 53%)6453(Top 356%)
23M23.00 mi1.25 mi19081+1287092+457092+4516950(Top 60%)6425(Top 53%)6425(Top 354%)
24M24.00 mi1.00 mi19090-97117-257117-2519316(Top 68%)7713(Top 63%)7713(Top 425%)
40K24.85 mi0.85 mi19024+667110+77110+718038(Top 64%)7142(Top 58%)7142(Top 394%)
25.2M25.20 mi0.35 mi19034-107127-177127-1719176(Top 68%)7731(Top 63%)7731(Top 426%)
Finish26.22 mi1.02 mi19030+47148-217148-2119132(Top 67%)7682(Top 63%)7682(Top 424%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 69%
×21story building
+97ft-345ft

Overall

19709

Females

7279

F45-49

7279

5K→10K

3.1 - 6.2 mi

Top 71%
×5story building
+79ft-138ft

Overall

20219

Females

7591

F45-49

7591

10K→15K

6.2 - 9.3 mi

Top 69%
×3story building
+67ft-78ft

Overall

19709

Females

7279

F45-49

7279

15K→20K

9.3 - 12.4 mi

Top 67%
×5story building
+106ft-86ft

Overall

18950

Females

6887

F45-49

6887

20K→Half

12.4 - 13.1 mi

Top 67%
×2story building
+19ft-37ft

Overall

18952

Females

6875

F45-49

6875

Half→25K

13.1 - 15.5 mi

Top 64%
×4story building
+66ft-88ft

Overall

18137

Females

6503

F45-49

6503

25K→30K

15.5 - 18.6 mi

Top 68%
×9story building
+181ft-148ft

Overall

19178

Females

7216

F45-49

7216

30K→20M

18.6 - 20.0 mi

Top 62%
×5story building
+64ft-50ft

Overall

17680

Females

6524

F45-49

6524

20M→21M

20.0 - 21.0 mi

Top 68%
×8story building
+106ft-24ft

Overall

19205

Females

7440

F45-49

7440

21M→35K

21.0 - 21.8 mi

Top 60%
×7story building
+17ft-86ft

Overall

17174

Females

6453

F45-49

6453

35K→23M

21.8 - 23.0 mi

Top 60%
×5story building
+23ft-63ft

Overall

16950

Females

6425

F45-49

6425

23M→24M

23.0 - 24.0 mi

Top 68%
×6story building
+12ft-82ft

Overall

19316

Females

7713

F45-49

7713

24M→40K

24.0 - 24.9 mi

Top 64%
×1story
+6ft-20ft

Overall

18038

Females

7142

F45-49

7142

40K→25.2M

24.9 - 25.2 mi

Top 68%
×1story
+13ft-16ft

Overall

19176

Females

7731

F45-49

7731

25.2M→Finish

25.2 - 26.2 mi

Top 67%
×2story building
+22ft-21ft

Overall

19132

Females

7682

F45-49

7682

Passing Analysis

Category:
Athletes Passed
2536
Passed By
876
Net Change
+1660
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#20690
5K → 10K441169+272#20690#20418
10K → 15K31878+240#20418#20178
15K → 20K37144+327#20178#19851
20K → Half5112+39#19851#19812
Half → 25K32725+302#19812#19510
25K → 30K254163+91#19510#19419
30K → 20M17340+133#19419#19286
20M → 21M96102-6#19286#19292
21M → 35K9411+83#19292#19209
35K → 23M16032+128#19209#19081
23M → 24M6776-9#19081#19090
24M → 40K10236+66#19090#19024
40K → 25.2M2737-10#19024#19034
25.2M → Finish5551+4#19034#19030
TOTALS2536876+1660
📊

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