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BOSTON MARATHON 2025

Thomas Goss

Bib: 28950•M

MA

0:00
0:00
/ mi
Masters
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Overall
#0 / 28404
Gender (Male)
#0 / 16105
Masters (Masters Men)
#0 / 10463
Division (M45-49)
#0 / 2386
Race Day Weather
50°/40°F
broken clouds

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
21:04
Rank: #6179
Start → 5K
6:47/mi
21:04 split
10K· 6.21 mi
44:45
Rank: #9475 (-3296)
5K → 10K
7:37/mi
23:41 split
15K· 9.32 mi
1:10:09
Rank: #12221 (-2746)
10K → 15K
8:11/mi
25:24 split
20K· 12.43 mi
1:37:13
Rank: #14432 (-2211)
15K → 20K
8:43/mi
27:04 split
Half· 13.11 mi
1:43:06
Rank: #14775 (-343)
20K → Half
8:37/mi
5:53 split
25K· 15.53 mi
2:05:49
Rank: #16323 (-1548)
Half → 25K
9:22/mi
22:43 split
30K· 18.64 mi
2:37:22
Rank: #17740 (-1417)
25K → 30K
10:09/mi
31:33 split
20M
2:51:01
Rank: #18104 (-364)
30K → 20M
10:03/mi
13:39 split
21M
3:02:03
Rank: #18417 (-313)
20M → 21M
11:02/mi
11:02 split
35K· 21.75 mi
3:09:18
Rank: #18575 (-158)
21M → 35K
9:41/mi
7:15 split
23M
3:22:18
Rank: #18842 (-267)
35K → 23M
10:23/mi
13:00 split
24M
3:32:22
Rank: #19038 (-196)
23M → 24M
10:04/mi
10:04 split
40K· 24.85 mi
3:41:42
Rank: #19267 (-229)
24M → 40K
10:55/mi
9:20 split
25.2M
3:45:51
Rank: #19352 (-85)
40K → 25.2M
12:02/mi
4:09 split
Finish· 26.22 mi
3:56:16
Rank: #19607 (-255)
25.2M → Finish
10:13/mi
10:25 split

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:43:06
Pace7:52 /mi
2nd Half
Distance13.11 mi
Time2:13:10
Pace10:10 /mi
📊Positive Split: 29.2% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:38:4921:046:4721:04
6:47
-
10K
6.21 mi12:02:3044:457:1223:41
7:37
+0:50
15K
9.32 mi12:27:541:10:097:3225:24
8:11
+0:34
20K
12.43 mi12:54:581:37:137:4927:04
8:43
+0:32
Half
13.11 mi13:00:511:43:067:525:53
8:37
-0:06
25K
15.53 mi13:23:342:05:498:0622:43
9:22
+0:45
30K
18.64 mi13:55:072:37:228:2731:33
10:09
+0:47
20M
20.00 mi14:08:462:51:018:3313:39
10:03
-0:06
21M
21.00 mi14:19:483:02:038:4011:02
11:02
+0:59
35K
21.75 mi14:27:033:09:188:427:15
9:41
-1:21
23M
23.00 mi14:40:033:22:188:4813:00
10:23
+0:42
24M
24.00 mi14:50:073:32:228:5110:04
10:04
-0:19
40K
24.85 mi14:59:273:41:428:559:20
10:55
+0:51
25.2M
25.20 mi15:03:363:45:518:584:09
12:02
+1:07
Finish
26.22 mi15:14:013:56:169:0110:25
10:13
-1:49

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

6:47 /mi

Average Pace

9:01 /mi

Slowest Pace

12:02 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:05:49

53% of race

Time at Steady Pace

1:25:56

36% of race

Time at Slower Pace

24:31

10% of race

Average Pace: 9:01 /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 mi11:38:4921:046:4721:04
6:47
#6179
10K
6.21 mi12:02:3044:457:1223:41
7:37
#9475
15K
9.32 mi12:27:541:10:097:3225:24
8:11
#12221
20K
12.43 mi12:54:581:37:137:4927:04
8:43
#14432
Half
13.11 mi13:00:511:43:067:525:53
8:37
#14775
25K
15.53 mi13:23:342:05:498:0622:43
9:22
#16323
30K
18.64 mi13:55:072:37:228:2731:33
10:09
#17740
20M
20.00 mi14:08:462:51:018:3313:39
10:03
#18104
21M
21.00 mi14:19:483:02:038:4011:02
11:02
#18417
35K
21.75 mi14:27:033:09:188:427:15
9:41
#18575
23M
23.00 mi14:40:033:22:188:4813:00
10:23
#18842
24M
24.00 mi14:50:073:32:228:5110:04
10:04
#19038
40K
24.85 mi14:59:273:41:428:559:20
10:55
#19267
25.2M
25.20 mi15:03:363:45:518:584:09
12:02
#19352
Finish
26.22 mi15:14:013:56:169:0110:25
10:13
#19607
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM45-49Seg. OverallSeg. MalesSeg. M45-49
5K3.11 mi3.11 mi61795669566917235(Top 61%)11321(Top 70%)11321(Top 474%)
10K6.21 mi3.10 mi9475-32967886-22177886-221713228(Top 47%)9682(Top 60%)9682(Top 406%)
15K9.32 mi3.11 mi12221-27469228-13429228-134217235(Top 61%)11321(Top 70%)11321(Top 474%)
20K12.43 mi3.11 mi14432-221110138-91010138-91019458(Top 69%)12225(Top 76%)12225(Top 512%)
Half13.11 mi0.68 mi14775-34310277-13910277-13919898(Top 70%)12425(Top 77%)12425(Top 521%)
25K15.53 mi2.42 mi16323-154810920-64310920-64321421(Top 75%)13044(Top 81%)13044(Top 547%)
30K18.64 mi3.11 mi17740-141711437-51711437-51722070(Top 78%)13203(Top 82%)13203(Top 553%)
20M20.00 mi1.36 mi18104-36411576-13911576-13921092(Top 74%)12628(Top 78%)12628(Top 529%)
21M21.00 mi1.00 mi18417-31311685-10911685-10921480(Top 76%)12727(Top 79%)12727(Top 533%)
35K21.75 mi0.75 mi18575-15811744-5911744-5920957(Top 74%)12419(Top 77%)12419(Top 520%)
23M23.00 mi1.25 mi18842-26711827-8311827-8321679(Top 76%)12714(Top 79%)12714(Top 533%)
24M24.00 mi1.00 mi19038-19611896-6911896-6921525(Top 76%)12599(Top 78%)12599(Top 528%)
40K24.85 mi0.85 mi19267-22911967-7111967-7122939(Top 81%)13208(Top 82%)13208(Top 554%)
25.2M25.20 mi0.35 mi19352-8511991-2411991-2423270(Top 82%)13404(Top 83%)13404(Top 562%)
Finish26.22 mi1.02 mi19607-25512081-9012081-9023575(Top 83%)13547(Top 84%)13547(Top 568%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 61%
×21stories
+97ft-345ft

Overall

17235

Males

11321

M45-49

11321

5K→10K

3.1 - 6.2 mi

Top 47%
×5stories
+79ft-138ft

Overall

13228

Males

9682

M45-49

9682

10K→15K

6.2 - 9.3 mi

Top 61%
×3stories
+67ft-78ft

Overall

17235

Males

11321

M45-49

11321

15K→20K

9.3 - 12.4 mi

Top 69%
×5stories
+106ft-86ft

Overall

19458

Males

12225

M45-49

12225

20K→Half

12.4 - 13.1 mi

Top 70%
×2stories
+19ft-37ft

Overall

19898

Males

12425

M45-49

12425

Half→25K

13.1 - 15.5 mi

Top 75%
×4stories
+66ft-88ft

Overall

21421

Males

13044

M45-49

13044

25K→30K

15.5 - 18.6 mi

Top 78%
×9stories
+181ft-148ft

Overall

22070

Males

13203

M45-49

13203

30K→20M

18.6 - 20.0 mi

Top 74%
×5stories
+64ft-50ft

Overall

21092

Males

12628

M45-49

12628

20M→21M

20.0 - 21.0 mi

Top 76%
×8stories
+106ft-24ft

Overall

21480

Males

12727

M45-49

12727

21M→35K

21.0 - 21.8 mi

Top 74%
×7stories
+17ft-86ft

Overall

20957

Males

12419

M45-49

12419

35K→23M

21.8 - 23.0 mi

Top 76%
×5stories
+23ft-63ft

Overall

21679

Males

12714

M45-49

12714

23M→24M

23.0 - 24.0 mi

Top 76%
×6stories
+12ft-82ft

Overall

21525

Males

12599

M45-49

12599

24M→40K

24.0 - 24.9 mi

Top 81%
×1story
+6ft-20ft

Overall

22939

Males

13208

M45-49

13208

40K→25.2M

24.9 - 25.2 mi

Top 82%
×1story
+13ft-16ft

Overall

23270

Males

13404

M45-49

13404

25.2M→Finish

25.2 - 26.2 mi

Top 83%
×2stories
+22ft-21ft

Overall

23575

Males

13547

M45-49

13547

Passing Analysis

Category:
Athletes Passed
288
Passed By
13714
Net Change
-13428
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#6179
5K → 10K13297-3296#6179#9475
10K → 15K82752-2746#9475#12221
15K → 20K162227-2211#12221#14432
20K → Half3346-343#14432#14775
Half → 25K141562-1548#14775#16323
25K → 30K241441-1417#16323#17740
30K → 20M50414-364#17740#18104
20M → 21M26339-313#18104#18417
21M → 35K21179-158#18417#18575
35K → 23M53320-267#18575#18842
23M → 24M19215-196#18842#19038
24M → 40K26255-229#19038#19267
40K → 25.2M15100-85#19267#19352
25.2M → Finish12267-255#19352#19607
TOTALS28813714-13428
📊

Passing Visuals

Category:
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🔥Passing Intensity

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🔄Passing Circle

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🌊Position Flow

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🏃Race Lanes

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Public Race Data

Boston Athletic Association

Boston Athletic Association

Mika Timing

Mika Timing