Boston Marathon logo
BOSTON MARATHON 2025

Walenty Gryciuk

Bib: 17479•M

0:00
0:00
/ mi
Masters
Be the first to cheer!
Overall
#0 / 28404
Top 48%
Gender (Male)
#0 / 16105
Masters (Masters Men)
#0 / 10463
Division (M55-59)
#0 / 1648
Top 40%
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
8:10/mi
25:23
↑ 97↓ 3451.5%
10K· 6.21 mi
7:50/mi
49:42
↑ 79↓ 1380.4%
15K· 9.32 mi
7:45/mi
1:13:48
↑ 67↓ 78
20K· 12.43 mi
7:54/mi
1:38:22
↑ 106↓ 860.1%
Half· 13.11 mi
7:40/mi
1:43:36
↑ 19↓ 370.5%
25K· 15.53 mi
7:59/mi
2:02:57
↑ 66↓ 880.2%
30K· 18.64 mi
8:16/mi
2:28:39
↑ 181↓ 1480.2%
20M
8:20/mi
2:39:58
↑ 64↓ 500.2%
21M
8:57/mi
2:48:55
↑ 106↓ 241.6%
35K· 21.75 mi
8:19/mi
2:55:08
↑ 17↓ 861.7%
23M
8:34/mi
3:05:52
↑ 23↓ 630.6%
24M
8:16/mi
3:14:08
↓ 821.3%
40K· 24.85 mi
8:14/mi
3:21:10
↓ 200.3%
25.2M
8:51/mi
3:24:13
↑ 13↓ 160.2%
Finish· 26.22 mi
7:40/mi
3:32:02
↑ 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
Time1:43:36
Pace7:54 /mi
2nd Half
Distance13.11 mi
Time1:48:26
Pace8:16 /mi
📊Positive Split: 4.7% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:19:4825:238:1025:23
8:10
-
10K
6.21 mi11:44:0749:428:0024:19
7:50
-0:20
15K
9.32 mi12:08:131:13:487:5524:06
7:45
-0:05
20K
12.43 mi12:32:471:38:227:5524:34
7:54
+0:09
Half
13.11 mi12:38:011:43:367:545:14
7:40
-0:14
25K
15.53 mi12:57:222:02:577:5519:21
7:59
+0:19
30K
18.64 mi13:23:042:28:397:5825:42
8:16
+0:17
20M
20.00 mi13:34:232:39:588:0011:19
8:20
+0:04
21M
21.00 mi13:43:202:48:558:038:57
8:57
+0:37
35K
21.75 mi13:49:332:55:088:036:13
8:19
-0:38
23M
23.00 mi14:00:173:05:528:0510:44
8:34
+0:15
24M
24.00 mi14:08:333:14:088:058:16
8:16
-0:18
40K
24.85 mi14:15:353:21:108:067:02
8:14
-0:02
25.2M
25.20 mi14:18:383:24:138:063:03
8:51
+0:37
Finish
26.22 mi14:26:273:32:028:067:49
7:40
-1:11

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

7:40 /mi

Average Pace

8:06 /mi

Slowest Pace

8:57 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

3:09:18

89% of race

Time at Steady Pace

22:44

11% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 8:05 /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 mi11:19:4825:238:1025:23
8:10
#17880
10K
6.21 mi11:44:0749:428:0024:19
7:50
#16501
15K
9.32 mi12:08:131:13:487:5524:06
7:45
#15651
20K
12.43 mi12:32:471:38:227:5524:34
7:54
#15231
Half
13.11 mi12:38:011:43:367:545:14
7:40
#15111
25K
15.53 mi12:57:222:02:577:5519:21
7:59
#14848
30K
18.64 mi13:23:042:28:397:5825:42
8:16
#14484
20M
20.00 mi13:34:232:39:588:0011:19
8:20
#14308
21M
21.00 mi13:43:202:48:558:038:57
8:57
#14209
35K
21.75 mi13:49:332:55:088:036:13
8:19
#14221
23M
23.00 mi14:00:173:05:528:0510:44
8:34
#14187
24M
24.00 mi14:08:333:14:088:058:16
8:16
#14123
40K
24.85 mi14:15:353:21:108:067:02
8:14
#13988
25.2M
25.20 mi14:18:383:24:138:063:03
8:51
#13915
Finish
26.22 mi14:26:273:32:028:067:49
7:40
#13763
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM55-59Seg. OverallSeg. MalesSeg. M55-59
5K3.11 mi3.11 mi17880115571155713985(Top 49%)9934(Top 62%)9934(Top 603%)
10K6.21 mi3.10 mi16501+137911014+54311014+54315046(Top 53%)10437(Top 65%)10437(Top 633%)
15K9.32 mi3.11 mi15651+85010676+33810676+33813985(Top 49%)9934(Top 62%)9934(Top 603%)
20K12.43 mi3.11 mi15231+42010472+20410472+20414135(Top 50%)9924(Top 62%)9924(Top 602%)
Half13.11 mi0.68 mi15111+12010419+5310419+5313130(Top 46%)9529(Top 59%)9529(Top 578%)
25K15.53 mi2.42 mi14848+26310269+15010269+15013723(Top 48%)9616(Top 60%)9616(Top 583%)
30K18.64 mi3.11 mi14484+36410060+20910060+20913299(Top 47%)9264(Top 58%)9264(Top 562%)
20M20.00 mi1.36 mi14308+1769962+989962+9812662(Top 45%)8850(Top 55%)8850(Top 537%)
21M21.00 mi1.00 mi14209+999893+699893+6913190(Top 46%)8946(Top 56%)8946(Top 543%)
35K21.75 mi0.75 mi14221-129875+189875+1814269(Top 50%)9399(Top 58%)9399(Top 570%)
23M23.00 mi1.25 mi14187+349812+639812+6313738(Top 48%)9039(Top 56%)9039(Top 548%)
24M24.00 mi1.00 mi14123+649759+539759+5313010(Top 46%)8657(Top 54%)8657(Top 525%)
40K24.85 mi0.85 mi13988+1359670+899670+8911712(Top 41%)7927(Top 49%)7927(Top 481%)
25.2M25.20 mi0.35 mi13915+739625+459625+4510894(Top 38%)7447(Top 46%)7447(Top 452%)
Finish26.22 mi1.02 mi13763+1529532+939532+9310472(Top 37%)7242(Top 45%)7242(Top 439%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 49%
×21story building
+97ft-345ft

Overall

13985

Males

9934

M55-59

9934

5K→10K

3.1 - 6.2 mi

Top 53%
×5story building
+79ft-138ft

Overall

15046

Males

10437

M55-59

10437

10K→15K

6.2 - 9.3 mi

Top 49%
×3story building
+67ft-78ft

Overall

13985

Males

9934

M55-59

9934

15K→20K

9.3 - 12.4 mi

Top 50%
×5story building
+106ft-86ft

Overall

14135

Males

9924

M55-59

9924

20K→Half

12.4 - 13.1 mi

Top 46%
×2story building
+19ft-37ft

Overall

13130

Males

9529

M55-59

9529

Half→25K

13.1 - 15.5 mi

Top 48%
×4story building
+66ft-88ft

Overall

13723

Males

9616

M55-59

9616

25K→30K

15.5 - 18.6 mi

Top 47%
×9story building
+181ft-148ft

Overall

13299

Males

9264

M55-59

9264

30K→20M

18.6 - 20.0 mi

Top 45%
×5story building
+64ft-50ft

Overall

12662

Males

8850

M55-59

8850

20M→21M

20.0 - 21.0 mi

Top 46%
×8story building
+106ft-24ft

Overall

13190

Males

8946

M55-59

8946

21M→35K

21.0 - 21.8 mi

Top 50%
×7story building
+17ft-86ft

Overall

14269

Males

9399

M55-59

9399

35K→23M

21.8 - 23.0 mi

Top 48%
×5story building
+23ft-63ft

Overall

13738

Males

9039

M55-59

9039

23M→24M

23.0 - 24.0 mi

Top 46%
×6story building
+12ft-82ft

Overall

13010

Males

8657

M55-59

8657

24M→40K

24.0 - 24.9 mi

Top 41%
×1story
+6ft-20ft

Overall

11712

Males

7927

M55-59

7927

40K→25.2M

24.9 - 25.2 mi

Top 38%
×1story
+13ft-16ft

Overall

10894

Males

7447

M55-59

7447

25.2M→Finish

25.2 - 26.2 mi

Top 37%
×2story building
+22ft-21ft

Overall

10472

Males

7242

M55-59

7242

Passing Analysis

Category:
Athletes Passed
4664
Passed By
547
Net Change
+4117
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#17880
5K → 10K140122+1379#17880#16501
10K → 15K86313+850#16501#15651
15K → 20K45131+420#15651#15231
20K → Half1233+120#15231#15111
Half → 25K31047+263#15111#14848
25K → 30K44379+364#14848#14484
30K → 20M21438+176#14484#14308
20M → 21M16162+99#14308#14209
21M → 35K6779-12#14209#14221
35K → 23M12894+34#14221#14187
23M → 24M11349+64#14187#14123
24M → 40K1438+135#14123#13988
40K → 25.2M829+73#13988#13915
25.2M → Finish16513+152#13915#13763
TOTALS4664547+4117
📊

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