Boston Marathon logo
BOSTON MARATHON 2025

Mike Halasinski

Bib: 22407•M

CT

0:00
0:00
/ mi
Masters
Be the first to cheer!
Overall
#0 / 28404
Gender (Male)
#0 / 16105
Masters (Masters Men)
#0 / 10463
Division (M60-64)
#0 / 1259
Race Day Weather
50°/40°F
broken clouds

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
26:54
Rank: #20780
Start → 5K
26:54 | 8:39/mi
10K· 6.21 mi
53:43
Rank: #20635 (+145)
5K → 10K
26:49 | 8:38/mi
15K· 9.32 mi
1:20:26
Rank: #20360 (+275)
10K → 15K
26:43 | 8:36/mi
20K· 12.43 mi
1:47:25
Rank: #20101 (+259)
15K → 20K
26:59 | 8:41/mi
Half· 13.11 mi
1:53:07
Rank: #20008 (+93)
20K → Half
5:42 | 8:21/mi
25K· 15.53 mi
2:14:26
Rank: #19800 (+208)
Half → 25K
21:19 | 8:48/mi
30K· 18.64 mi
2:43:19
Rank: #19654 (+146)
25K → 30K
28:53 | 9:18/mi
20M
2:56:22
Rank: #19655 (-1)
30K → 20M
13:03 | 9:36/mi
21M
3:06:36
Rank: #19634 (+21)
20M → 21M
10:14 | 10:14/mi
35K· 21.75 mi
3:13:30
Rank: #19630 (+4)
21M → 35K
6:54 | 9:13/mi
23M
3:25:15
Rank: #19529 (+101)
35K → 23M
11:45 | 9:23/mi
24M
3:34:25
Rank: #19476 (+53)
23M → 24M
9:10 | 9:10/mi
40K· 24.85 mi
3:42:32
Rank: #19435 (+41)
24M → 40K
8:07 | 9:30/mi
25.2M
3:46:07
Rank: #19421 (+14)
40K → 25.2M
3:35 | 10:23/mi
Finish· 26.22 mi
3:55:11
Rank: #19372 (+49)
25.2M → Finish
9:04 | 8:54/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
Time1:53:07
Pace8:38 /mi
2nd Half
Distance13.11 mi
Time2:02:04
Pace9:19 /mi
📊Positive Split: 7.9% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:22:0226:548:3926:54
8:39
-
10K
6.21 mi11:48:5153:438:3926:49
8:38
-0:01
15K
9.32 mi12:15:341:20:268:3826:43
8:36
-0:02
20K
12.43 mi12:42:331:47:258:3926:59
8:41
+0:05
Half
13.11 mi12:48:151:53:078:385:42
8:21
-0:20
25K
15.53 mi13:09:342:14:268:3921:19
8:48
+0:27
30K
18.64 mi13:38:272:43:198:4628:53
9:18
+0:30
20M
20.00 mi13:51:302:56:228:4913:03
9:36
+0:18
21M
21.00 mi14:01:443:06:368:5310:14
10:14
+0:38
35K
21.75 mi14:08:383:13:308:546:54
9:13
-1:01
23M
23.00 mi14:20:233:25:158:5511:45
9:23
+0:10
24M
24.00 mi14:29:333:34:258:569:10
9:10
-0:13
40K
24.85 mi14:37:403:42:328:578:07
9:30
+0:20
25.2M
25.20 mi14:41:153:46:078:583:35
10:23
+0:53
Finish
26.22 mi14:50:193:55:118:599:04
8:54
-1:29

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

8:21 /mi

Average Pace

8:59 /mi

Slowest Pace

10:23 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:14:26

57% of race

Time at Steady Pace

1:05:46

28% of race

Time at Slower Pace

34:59

15% of race

Average Pace: 8:58 /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 mi11:22:0226:548:3926:54
8:39
#20780
10K
6.21 mi11:48:5153:438:3926:49
8:38
#20635
15K
9.32 mi12:15:341:20:268:3826:43
8:36
#20360
20K
12.43 mi12:42:331:47:258:3926:59
8:41
#20101
Half
13.11 mi12:48:151:53:078:385:42
8:21
#20008
25K
15.53 mi13:09:342:14:268:3921:19
8:48
#19800
30K
18.64 mi13:38:272:43:198:4628:53
9:18
#19654
20M
20.00 mi13:51:302:56:228:4913:03
9:36
#19655
21M
21.00 mi14:01:443:06:368:5310:14
10:14
#19634
35K
21.75 mi14:08:383:13:308:546:54
9:13
#19630
23M
23.00 mi14:20:233:25:158:5511:45
9:23
#19529
24M
24.00 mi14:29:333:34:258:569:10
9:10
#19476
40K
24.85 mi14:37:403:42:328:578:07
9:30
#19435
25.2M
25.20 mi14:41:153:46:078:583:35
10:23
#19421
Finish
26.22 mi14:50:193:55:118:599:04
8:54
#19372
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM60-64Seg. OverallSeg. MalesSeg. M60-64
5K3.11 mi3.11 mi20780127601276019913(Top 70%)12461(Top 77%)12461(Top 990%)
10K6.21 mi3.10 mi20635+14512725+3512725+3520504(Top 72%)12699(Top 79%)12699(Top 1009%)
15K9.32 mi3.11 mi20360+27512627+9812627+9819913(Top 70%)12461(Top 77%)12461(Top 990%)
20K12.43 mi3.11 mi20101+25912519+10812519+10819338(Top 68%)12181(Top 76%)12181(Top 968%)
Half13.11 mi0.68 mi20008+9312471+4812471+4818275(Top 64%)11753(Top 73%)11753(Top 934%)
25K15.53 mi2.42 mi19800+20812377+9412377+9418882(Top 66%)11919(Top 74%)11919(Top 947%)
30K18.64 mi3.11 mi19654+14612273+10412273+10419090(Top 67%)11872(Top 74%)11872(Top 943%)
20M20.00 mi1.36 mi19655-112249+2412249+2419612(Top 69%)11974(Top 74%)11974(Top 951%)
21M21.00 mi1.00 mi19634+2112214+3512214+3519121(Top 67%)11677(Top 73%)11677(Top 927%)
35K21.75 mi0.75 mi19630+412198+1612198+1619250(Top 68%)11626(Top 72%)11626(Top 923%)
23M23.00 mi1.25 mi19529+10112116+8212116+8218157(Top 64%)11052(Top 69%)11052(Top 878%)
24M24.00 mi1.00 mi19476+5312075+4112075+4118176(Top 64%)11008(Top 68%)11008(Top 874%)
40K24.85 mi0.85 mi19435+4112038+3712038+3718677(Top 66%)11162(Top 69%)11162(Top 887%)
25.2M25.20 mi0.35 mi19421+1412025+1312025+1318588(Top 65%)11120(Top 69%)11120(Top 883%)
Finish26.22 mi1.02 mi19372+4911981+4411981+4418511(Top 65%)11129(Top 69%)11129(Top 884%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 70%
×21stories
+97ft-345ft

Overall

19913

Males

12461

M60-64

12461

5K→10K

3.1 - 6.2 mi

Top 72%
×5stories
+79ft-138ft

Overall

20504

Males

12699

M60-64

12699

10K→15K

6.2 - 9.3 mi

Top 70%
×3stories
+67ft-78ft

Overall

19913

Males

12461

M60-64

12461

15K→20K

9.3 - 12.4 mi

Top 68%
×5stories
+106ft-86ft

Overall

19338

Males

12181

M60-64

12181

20K→Half

12.4 - 13.1 mi

Top 64%
×2stories
+19ft-37ft

Overall

18275

Males

11753

M60-64

11753

Half→25K

13.1 - 15.5 mi

Top 66%
×4stories
+66ft-88ft

Overall

18882

Males

11919

M60-64

11919

25K→30K

15.5 - 18.6 mi

Top 67%
×9stories
+181ft-148ft

Overall

19090

Males

11872

M60-64

11872

30K→20M

18.6 - 20.0 mi

Top 69%
×5stories
+64ft-50ft

Overall

19612

Males

11974

M60-64

11974

20M→21M

20.0 - 21.0 mi

Top 67%
×8stories
+106ft-24ft

Overall

19121

Males

11677

M60-64

11677

21M→35K

21.0 - 21.8 mi

Top 68%
×7stories
+17ft-86ft

Overall

19250

Males

11626

M60-64

11626

35K→23M

21.8 - 23.0 mi

Top 64%
×5stories
+23ft-63ft

Overall

18157

Males

11052

M60-64

11052

23M→24M

23.0 - 24.0 mi

Top 64%
×6stories
+12ft-82ft

Overall

18176

Males

11008

M60-64

11008

24M→40K

24.0 - 24.9 mi

Top 66%
×1story
+6ft-20ft

Overall

18677

Males

11162

M60-64

11162

40K→25.2M

24.9 - 25.2 mi

Top 65%
×1story
+13ft-16ft

Overall

18588

Males

11120

M60-64

11120

25.2M→Finish

25.2 - 26.2 mi

Top 65%
×2stories
+22ft-21ft

Overall

18511

Males

11129

M60-64

11129

Passing Analysis

Category:
Athletes Passed
2374
Passed By
966
Net Change
+1408
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#20780
5K → 10K360215+145#20780#20635
10K → 15K35479+275#20635#20360
15K → 20K31758+259#20360#20101
20K → Half952+93#20101#20008
Half → 25K26456+208#20008#19800
25K → 30K292146+146#19800#19654
30K → 20M100101-1#19654#19655
20M → 21M11998+21#19655#19634
21M → 35K4339+4#19634#19630
35K → 23M14039+101#19630#19529
23M → 24M9037+53#19529#19476
24M → 40K7938+41#19476#19435
40K → 25.2M3622+14#19435#19421
25.2M → Finish8536+49#19421#19372
TOTALS2374966+1408
📊

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