Boston Marathon logo
BOSTON MARATHON 2025

Avery Prizzi

Bib: 278•X

CT

0:00
0:00
/ mi
Be the first to cheer!
Overall
#0 / 28404
Top 0.5%
Gender (Other)
#0 / 71
Top 3%
Race Day Weather
50°/40°F
broken clouds

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
17:07
Rank: #224
Start → 5K
17:07 | 5:31/mi
10K· 6.21 mi
34:18
Rank: #234 (-10)
5K → 10K
17:11 | 5:32/mi
15K· 9.32 mi
51:30
Rank: #213 (+21)
10K → 15K
17:11 | 5:32/mi
20K· 12.43 mi
1:08:41
Rank: #190 (+23)
15K → 20K
17:11 | 5:32/mi
Half· 13.11 mi
1:12:24
Rank: #186 (+4)
20K → Half
3:43 | 5:27/mi
25K· 15.53 mi
1:25:46
Rank: #167 (+19)
Half → 25K
13:22 | 5:31/mi
30K· 18.64 mi
1:43:22
Rank: #154 (+13)
25K → 30K
17:36 | 5:40/mi
20M
1:51:04
Rank: #146 (+8)
30K → 20M
7:42 | 5:40/mi
21M
1:57:04
Rank: #143 (+3)
20M → 21M
6:00 | 6:00/mi
35K· 21.75 mi
2:01:15
Rank: #141 (+2)
21M → 35K
4:11 | 5:36/mi
23M
2:08:26
Rank: #140 (+1)
35K → 23M
7:11 | 5:44/mi
24M
2:14:07
Rank: #140
23M → 24M
5:41 | 5:41/mi
40K· 24.85 mi
2:19:06
Rank: #138 (+2)
24M → 40K
4:59 | 5:50/mi
25.2M
2:21:16
Rank: #137 (+1)
40K → 25.2M
2:10 | 6:17/mi
Finish· 26.22 mi
2:27:01
Rank: #137
25.2M → Finish
5:45 | 5:39/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
Time1:12:24
Pace5:31 /mi
2nd Half
Distance13.11 mi
Time1:14:37
Pace5:42 /mi
📊Positive Split: 3.1% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:17:2817:075:3117:07
5:31
-
10K
6.21 mi10:34:3934:185:3117:11
5:32
+0:01
15K
9.32 mi10:51:5151:305:3117:11
5:32
0:00
20K
12.43 mi11:09:021:08:415:3217:11
5:32
0:00
Half
13.11 mi11:12:451:12:245:313:43
5:27
-0:05
25K
15.53 mi11:26:071:25:465:3113:22
5:31
+0:04
30K
18.64 mi11:43:431:43:225:3317:36
5:40
+0:09
20M
20.00 mi11:51:251:51:045:337:42
5:40
0:00
21M
21.00 mi11:57:251:57:045:346:00
6:00
+0:20
35K
21.75 mi12:01:362:01:155:354:11
5:36
-0:24
23M
23.00 mi12:08:472:08:265:357:11
5:44
+0:08
24M
24.00 mi12:14:282:14:075:355:41
5:41
-0:03
40K
24.85 mi12:19:272:19:065:364:59
5:50
+0:09
25.2M
25.20 mi12:21:372:21:165:362:10
6:17
+0:27
Finish
26.22 mi12:27:222:27:015:375:45
5:39
-0:38

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

5:27 /mi

Average Pace

5:37 /mi

Slowest Pace

6:17 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:18:51

94% of race

Time at Steady Pace

8:10

6% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 5:36 /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 mi10:17:2817:075:3117:07
5:31
#224
10K
6.21 mi10:34:3934:185:3117:11
5:32
#234
15K
9.32 mi10:51:5151:305:3117:11
5:32
#213
20K
12.43 mi11:09:021:08:415:3217:11
5:32
#190
Half
13.11 mi11:12:451:12:245:313:43
5:27
#186
25K
15.53 mi11:26:071:25:465:3113:22
5:31
#167
30K
18.64 mi11:43:431:43:225:3317:36
5:40
#154
20M
20.00 mi11:51:251:51:045:337:42
5:40
#146
21M
21.00 mi11:57:251:57:045:346:00
6:00
#143
35K
21.75 mi12:01:362:01:155:354:11
5:36
#141
23M
23.00 mi12:08:472:08:265:357:11
5:44
#140
24M
24.00 mi12:14:282:14:075:355:41
5:41
#140
40K
24.85 mi12:19:272:19:065:364:59
5:50
#138
25.2M
25.20 mi12:21:372:21:165:362:10
6:17
#137
Finish
26.22 mi12:27:222:27:015:375:45
5:39
#137
Faster pace
Steady pace
Slower pace
Est.Checkpoint not recorded (estimated)
~Segment time uses estimated prior

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallXAge DivSeg. OverallSeg. XSeg. Age Div
5K3.11 mi3.11 mi22422187(Top 0.7%)2(Top 3%)2
10K6.21 mi3.10 mi234-1022231(Top 0.8%)2(Top 3%)2
15K9.32 mi3.11 mi213+2122187(Top 0.7%)2(Top 3%)2
20K12.43 mi3.11 mi190+2322151(Top 0.5%)2(Top 3%)2
Half13.11 mi0.68 mi186+422140(Top 0.5%)2(Top 3%)2
25K15.53 mi2.42 mi167+1922138(Top 0.5%)2(Top 3%)2
30K18.64 mi3.11 mi154+1322152(Top 0.5%)3(Top 4%)3
20M20.00 mi1.36 mi146+822104(Top 0.4%)2(Top 3%)2
21M21.00 mi1.00 mi143+322117(Top 0.4%)2(Top 3%)2
35K21.75 mi0.75 mi141+222160(Top 0.6%)3(Top 4%)3
23M23.00 mi1.25 mi140+122123(Top 0.4%)2(Top 3%)2
24M24.00 mi1.00 mi14022167(Top 0.6%)3(Top 4%)3
40K24.85 mi0.85 mi138+222211(Top 0.7%)2(Top 3%)2
25.2M25.20 mi0.35 mi137+122203(Top 0.7%)3(Top 4%)3
Finish26.22 mi1.02 mi13722278(Top 1.0%)4(Top 6%)4

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 0.7%
×21stories
+97ft-345ft

Overall

187

X

2

Age Div

2

5K→10K

3.1 - 6.2 mi

Top 0.8%
×5stories
+79ft-138ft

Overall

231

X

2

Age Div

2

10K→15K

6.2 - 9.3 mi

Top 0.7%
×3stories
+67ft-78ft

Overall

187

X

2

Age Div

2

15K→20K

9.3 - 12.4 mi

Top 0.5%
×5stories
+106ft-86ft

Overall

151

X

2

Age Div

2

20K→Half

12.4 - 13.1 mi

Top 0.5%
×2stories
+19ft-37ft

Overall

140

X

2

Age Div

2

Half→25K

13.1 - 15.5 mi

Top 0.5%
×4stories
+66ft-88ft

Overall

138

X

2

Age Div

2

25K→30K

15.5 - 18.6 mi

Top 0.5%
×9stories
+181ft-148ft

Overall

152

X

3

Age Div

3

30K→20M

18.6 - 20.0 mi

Top 0.4%
×5stories
+64ft-50ft

Overall

104

X

2

Age Div

2

20M→21M

20.0 - 21.0 mi

Top 0.4%
×8stories
+106ft-24ft

Overall

117

X

2

Age Div

2

21M→35K

21.0 - 21.8 mi

Top 0.6%
×7stories
+17ft-86ft

Overall

160

X

3

Age Div

3

35K→23M

21.8 - 23.0 mi

Top 0.4%
×5stories
+23ft-63ft

Overall

123

X

2

Age Div

2

23M→24M

23.0 - 24.0 mi

Top 0.6%
×6stories
+12ft-82ft

Overall

167

X

3

Age Div

3

24M→40K

24.0 - 24.9 mi

Top 0.7%
×1story
+6ft-20ft

Overall

211

X

2

Age Div

2

40K→25.2M

24.9 - 25.2 mi

Top 0.7%
×1story
+13ft-16ft

Overall

203

X

3

Age Div

3

25.2M→Finish

25.2 - 26.2 mi

Top 1.0%
×2stories
+22ft-21ft

Overall

278

X

4

Age Div

4

Passing Analysis

Category:
Athletes Passed
126
Passed By
39
Net Change
+87
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#224
5K → 10K1121-10#224#234
10K → 15K243+21#234#213
15K → 20K241+23#213#190
20K → Half40+4#190#186
Half → 25K201+19#186#167
25K → 30K152+13#167#154
30K → 20M91+8#154#146
20M → 21M63+3#146#143
21M → 35K20+2#143#141
35K → 23M43+1#141#140
23M → 24M220#140#140
24M → 40K31+2#140#138
40K → 25.2M10+1#138#137
25.2M → Finish110#137#137
TOTALS12639+87
📊

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