Boston Marathon logo
BOSTON MARATHON 2025

Joseph Niezgoda

Bib: 8964•M

NY

0:00
0:00
/ mi
Masters
Be the first to cheer!
Overall
#0 / 28404
Top 21%
Gender (Male)
#0 / 16105
Top 32%
Masters (Masters Men)
#0 / 10463
Top 18%
Division (M45-49)
#0 / 2386
Top 24%
Race Day Weather
50°/40°F
broken clouds

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
21:36
Rank: #7436
Start → 5K
21:36 | 6:57/mi
10K· 6.21 mi
43:20
Rank: #7678 (-242)
5K → 10K
21:44 | 7:00/mi
15K· 9.32 mi
1:04:45
Rank: #7412 (+266)
10K → 15K
21:25 | 6:54/mi
20K· 12.43 mi
1:26:39
Rank: #7310 (+102)
15K → 20K
21:54 | 7:03/mi
Half· 13.11 mi
1:31:26
Rank: #7318 (-8)
20K → Half
4:47 | 7:01/mi
25K· 15.53 mi
1:48:28
Rank: #7147 (+171)
Half → 25K
17:02 | 7:02/mi
30K· 18.64 mi
2:10:59
Rank: #6835 (+312)
25K → 30K
22:31 | 7:15/mi
20M
2:20:56
Rank: #6688 (+147)
30K → 20M
9:57 | 7:19/mi
21M
2:28:32
Rank: #6518 (+170)
20M → 21M
7:36 | 7:36/mi
35K· 21.75 mi
2:33:38
Rank: #6397 (+121)
21M → 35K
5:06 | 6:49/mi
23M
2:42:41
Rank: #6261 (+136)
35K → 23M
9:03 | 7:14/mi
24M
2:49:38
Rank: #6111 (+150)
23M → 24M
6:57 | 6:57/mi
40K· 24.85 mi
2:55:47
Rank: #6013 (+98)
24M → 40K
6:09 | 7:12/mi
25.2M
2:58:27
Rank: #5957 (+56)
40K → 25.2M
2:40 | 7:44/mi
Finish· 26.22 mi
3:05:23
Rank: #5828 (+129)
25.2M → Finish
6:56 | 6:48/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
Time1:31:26
Pace6:58 /mi
2nd Half
Distance13.11 mi
Time1:33:57
Pace7:10 /mi
📊Positive Split: 2.8% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:54:4621:366:5721:36
6:57
-
10K
6.21 mi11:16:3043:206:5821:44
7:00
+0:03
15K
9.32 mi11:37:551:04:456:5721:25
6:54
-0:06
20K
12.43 mi11:59:491:26:396:5821:54
7:03
+0:09
Half
13.11 mi12:04:361:31:266:584:47
7:01
-0:02
25K
15.53 mi12:21:381:48:286:5917:02
7:02
+0:01
30K
18.64 mi12:44:092:10:597:0222:31
7:15
+0:13
20M
20.00 mi12:54:062:20:567:039:57
7:19
+0:04
21M
21.00 mi13:01:422:28:327:047:36
7:36
+0:17
35K
21.75 mi13:06:482:33:387:045:06
6:49
-0:47
23M
23.00 mi13:15:512:42:417:049:03
7:14
+0:25
24M
24.00 mi13:22:482:49:387:046:57
6:57
-0:17
40K
24.85 mi13:28:572:55:477:046:09
7:12
+0:15
25.2M
25.20 mi13:31:372:58:277:052:40
7:44
+0:32
Finish
26.22 mi13:38:333:05:237:056:56
6:48
-0:56

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

6:48 /mi

Average Pace

7:05 /mi

Slowest Pace

7:44 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:55:07

94% of race

Time at Steady Pace

10:16

6% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 7:04 /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 mi10:54:4621:366:5721:36
6:57
#7436
10K
6.21 mi11:16:3043:206:5821:44
7:00
#7678
15K
9.32 mi11:37:551:04:456:5721:25
6:54
#7412
20K
12.43 mi11:59:491:26:396:5821:54
7:03
#7310
Half
13.11 mi12:04:361:31:266:584:47
7:01
#7318
25K
15.53 mi12:21:381:48:286:5917:02
7:02
#7147
30K
18.64 mi12:44:092:10:597:0222:31
7:15
#6835
20M
20.00 mi12:54:062:20:567:039:57
7:19
#6688
21M
21.00 mi13:01:422:28:327:047:36
7:36
#6518
35K
21.75 mi13:06:482:33:387:045:06
6:49
#6397
23M
23.00 mi13:15:512:42:417:049:03
7:14
#6261
24M
24.00 mi13:22:482:49:387:046:57
6:57
#6111
40K
24.85 mi13:28:572:55:477:046:09
7:12
#6013
25.2M
25.20 mi13:31:372:58:277:052:40
7:44
#5957
Finish
26.22 mi13:38:333:05:237:056:56
6:48
#5828
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM45-49Seg. OverallSeg. MalesSeg. M45-49
5K3.11 mi3.11 mi7436661966196892(Top 24%)6168(Top 38%)6168(Top 259%)
10K6.21 mi3.10 mi7678-2426777-1586777-1587878(Top 28%)6890(Top 43%)6890(Top 289%)
15K9.32 mi3.11 mi7412+2666584+1936584+1936892(Top 24%)6168(Top 38%)6168(Top 259%)
20K12.43 mi3.11 mi7310+1026497+876497+877171(Top 25%)6321(Top 39%)6321(Top 265%)
Half13.11 mi0.68 mi7318-86498-16498-17593(Top 27%)6614(Top 41%)6614(Top 277%)
25K15.53 mi2.42 mi7147+1716358+1406358+1406457(Top 23%)5732(Top 36%)5732(Top 240%)
30K18.64 mi3.11 mi6835+3126081+2776081+2776141(Top 22%)5414(Top 34%)5414(Top 227%)
20M20.00 mi1.36 mi6688+1475951+1305951+1305899(Top 21%)5122(Top 32%)5122(Top 215%)
21M21.00 mi1.00 mi6518+1705800+1515800+1515111(Top 18%)4457(Top 28%)4457(Top 187%)
35K21.75 mi0.75 mi6397+1215699+1015699+1014212(Top 15%)3765(Top 23%)3765(Top 158%)
23M23.00 mi1.25 mi6261+1365575+1245575+1245027(Top 18%)4334(Top 27%)4334(Top 182%)
24M24.00 mi1.00 mi6111+1505448+1275448+1274344(Top 15%)3796(Top 24%)3796(Top 159%)
40K24.85 mi0.85 mi6013+985358+905358+904985(Top 18%)4195(Top 26%)4195(Top 176%)
25.2M25.20 mi0.35 mi5957+565306+525306+524463(Top 16%)3741(Top 23%)3741(Top 157%)
Finish26.22 mi1.02 mi5828+1295188+1185188+1184508(Top 16%)3800(Top 24%)3800(Top 159%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 24%
×21stories
+97ft-345ft

Overall

6892

Males

6168

M45-49

6168

5K→10K

3.1 - 6.2 mi

Top 28%
×5stories
+79ft-138ft

Overall

7878

Males

6890

M45-49

6890

10K→15K

6.2 - 9.3 mi

Top 24%
×3stories
+67ft-78ft

Overall

6892

Males

6168

M45-49

6168

15K→20K

9.3 - 12.4 mi

Top 25%
×5stories
+106ft-86ft

Overall

7171

Males

6321

M45-49

6321

20K→Half

12.4 - 13.1 mi

Top 27%
×2stories
+19ft-37ft

Overall

7593

Males

6614

M45-49

6614

Half→25K

13.1 - 15.5 mi

Top 23%
×4stories
+66ft-88ft

Overall

6457

Males

5732

M45-49

5732

25K→30K

15.5 - 18.6 mi

Top 22%
×9stories
+181ft-148ft

Overall

6141

Males

5414

M45-49

5414

30K→20M

18.6 - 20.0 mi

Top 21%
×5stories
+64ft-50ft

Overall

5899

Males

5122

M45-49

5122

20M→21M

20.0 - 21.0 mi

Top 18%
×8stories
+106ft-24ft

Overall

5111

Males

4457

M45-49

4457

21M→35K

21.0 - 21.8 mi

Top 15%
×7stories
+17ft-86ft

Overall

4212

Males

3765

M45-49

3765

35K→23M

21.8 - 23.0 mi

Top 18%
×5stories
+23ft-63ft

Overall

5027

Males

4334

M45-49

4334

23M→24M

23.0 - 24.0 mi

Top 15%
×6stories
+12ft-82ft

Overall

4344

Males

3796

M45-49

3796

24M→40K

24.0 - 24.9 mi

Top 18%
×1story
+6ft-20ft

Overall

4985

Males

4195

M45-49

4195

40K→25.2M

24.9 - 25.2 mi

Top 16%
×1story
+13ft-16ft

Overall

4463

Males

3741

M45-49

3741

25.2M→Finish

25.2 - 26.2 mi

Top 16%
×2stories
+22ft-21ft

Overall

4508

Males

3800

M45-49

3800

Passing Analysis

Category:
Athletes Passed
2244
Passed By
636
Net Change
+1608
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#7436
5K → 10K118360-242#7436#7678
10K → 15K29731+266#7678#7412
15K → 20K17068+102#7412#7310
20K → Half2230-8#7310#7318
Half → 25K20231+171#7318#7147
25K → 30K34937+312#7147#6835
30K → 20M16518+147#6835#6688
20M → 21M18111+170#6688#6518
21M → 35K1243+121#6518#6397
35K → 23M15216+136#6397#6261
23M → 24M1566+150#6261#6111
24M → 40K10810+98#6111#6013
40K → 25.2M593+56#6013#5957
25.2M → Finish14112+129#5957#5828
TOTALS2244636+1608
📊

Passing Visuals

Category:

📈Position Graph

Loading...

🎨Heatmap Timeline

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