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BOSTON MARATHON 2025

Timo Ronkainen

Bib: 7965•M

0:00
0:00
/ mi
Masters
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Overall
#0 / 28404
Top 16%
Gender (Male)
#0 / 16105
Top 26%
Masters (Masters Men)
#0 / 10463
Top 12%
Division (M50-54)
#0 / 1996
Top 7%
Race Day Weather
50°/40°F
broken clouds

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
20:47
Rank: #5358
Start → 5K
20:47 | 6:41/mi
10K· 6.21 mi
41:40
Rank: #5420 (-62)
5K → 10K
20:53 | 6:43/mi
15K· 9.32 mi
1:02:33
Rank: #5356 (+64)
10K → 15K
20:53 | 6:43/mi
20K· 12.43 mi
1:23:35
Rank: #5233 (+123)
15K → 20K
21:02 | 6:46/mi
Half· 13.11 mi
1:28:09
Rank: #5207 (+26)
20K → Half
4:34 | 6:42/mi
25K· 15.53 mi
1:44:41
Rank: #5143 (+64)
Half → 25K
16:32 | 6:49/mi
30K· 18.64 mi
2:06:29
Rank: #5034 (+109)
25K → 30K
21:48 | 7:01/mi
20M
2:16:03
Rank: #4943 (+91)
30K → 20M
9:34 | 7:02/mi
21M
2:23:35
Rank: #4920 (+23)
20M → 21M
7:32 | 7:32/mi
35K· 21.75 mi
2:28:45
Rank: #4883 (+37)
21M → 35K
5:10 | 6:54/mi
23M
2:37:28
Rank: #4756 (+127)
35K → 23M
8:43 | 6:58/mi
24M
2:44:13
Rank: #4649 (+107)
23M → 24M
6:45 | 6:45/mi
40K· 24.85 mi
2:50:04
Rank: #4563 (+86)
24M → 40K
5:51 | 6:51/mi
25.2M
2:52:42
Rank: #4551 (+12)
40K → 25.2M
2:38 | 7:38/mi
Finish· 26.22 mi
2:59:35
Rank: #4552 (-1)
25.2M → Finish
6:53 | 6:45/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:28:09
Pace6:43 /mi
2nd Half
Distance13.11 mi
Time1:31:26
Pace6:58 /mi
📊Positive Split: 3.7% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:27:5920:476:4120:47
6:41
-
10K
6.21 mi10:48:5241:406:4220:53
6:43
+0:02
15K
9.32 mi11:09:451:02:336:4320:53
6:43
0:00
20K
12.43 mi11:30:471:23:356:4421:02
6:46
+0:03
Half
13.11 mi11:35:211:28:096:434:34
6:42
-0:04
25K
15.53 mi11:51:531:44:416:4416:32
6:49
+0:07
30K
18.64 mi12:13:412:06:296:4721:48
7:01
+0:12
20M
20.00 mi12:23:152:16:036:489:34
7:02
+0:01
21M
21.00 mi12:30:472:23:356:507:32
7:32
+0:30
35K
21.75 mi12:35:572:28:456:505:10
6:54
-0:38
23M
23.00 mi12:44:402:37:286:518:43
6:58
+0:04
24M
24.00 mi12:51:252:44:136:516:45
6:45
-0:13
40K
24.85 mi12:57:162:50:046:515:51
6:51
+0:06
25.2M
25.20 mi12:59:542:52:426:512:38
7:38
+0:47
Finish
26.22 mi13:06:472:59:356:516:53
6:45
-0:53

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

6:41 /mi

Average Pace

6:51 /mi

Slowest Pace

7:38 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:49:25

94% of race

Time at Steady Pace

10:10

6% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 6:51 /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 mi10:27:5920:476:4120:47
6:41
#5358
10K
6.21 mi10:48:5241:406:4220:53
6:43
#5420
15K
9.32 mi11:09:451:02:336:4320:53
6:43
#5356
20K
12.43 mi11:30:471:23:356:4421:02
6:46
#5233
Half
13.11 mi11:35:211:28:096:434:34
6:42
#5207
25K
15.53 mi11:51:531:44:416:4416:32
6:49
#5143
30K
18.64 mi12:13:412:06:296:4721:48
7:01
#5034
20M
20.00 mi12:23:152:16:036:489:34
7:02
#4943
21M
21.00 mi12:30:472:23:356:507:32
7:32
#4920
35K
21.75 mi12:35:572:28:456:505:10
6:54
#4883
23M
23.00 mi12:44:402:37:286:518:43
6:58
#4756
24M
24.00 mi12:51:252:44:136:516:45
6:45
#4649
40K
24.85 mi12:57:162:50:046:515:51
6:51
#4563
25.2M
25.20 mi12:59:542:52:426:512:38
7:38
#4551
Finish
26.22 mi13:06:472:59:356:516:53
6:45
#4552
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM50-54Seg. OverallSeg. MalesSeg. M50-54
5K3.11 mi3.11 mi5358498249825289(Top 19%)4888(Top 30%)4888(Top 245%)
10K6.21 mi3.10 mi5420-625019-375019-375537(Top 19%)5098(Top 32%)5098(Top 255%)
15K9.32 mi3.11 mi5356+644965+544965+545289(Top 19%)4888(Top 30%)4888(Top 245%)
20K12.43 mi3.11 mi5233+1234848+1174848+1175017(Top 18%)4633(Top 29%)4633(Top 232%)
Half13.11 mi0.68 mi5207+264829+194829+195243(Top 18%)4838(Top 30%)4838(Top 242%)
25K15.53 mi2.42 mi5143+644767+624767+625024(Top 18%)4611(Top 29%)4611(Top 231%)
30K18.64 mi3.11 mi5034+1094639+1284639+1284799(Top 17%)4374(Top 27%)4374(Top 219%)
20M20.00 mi1.36 mi4943+914564+754564+754356(Top 15%)3971(Top 25%)3971(Top 199%)
21M21.00 mi1.00 mi4920+234534+304534+304789(Top 17%)4223(Top 26%)4223(Top 212%)
35K21.75 mi0.75 mi4883+374497+374497+374784(Top 17%)4227(Top 26%)4227(Top 212%)
23M23.00 mi1.25 mi4756+1274374+1234374+1233548(Top 12%)3218(Top 20%)3218(Top 161%)
24M24.00 mi1.00 mi4649+1074278+964278+963259(Top 11%)2939(Top 18%)2939(Top 147%)
40K24.85 mi0.85 mi4563+864192+864192+863080(Top 11%)2776(Top 17%)2776(Top 139%)
25.2M25.20 mi0.35 mi4551+124178+144178+144070(Top 14%)3486(Top 22%)3486(Top 175%)
Finish26.22 mi1.02 mi4552-14173+54173+54239(Top 15%)3616(Top 22%)3616(Top 181%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 19%
×21stories
+97ft-345ft

Overall

5289

Males

4888

M50-54

4888

5K→10K

3.1 - 6.2 mi

Top 19%
×5stories
+79ft-138ft

Overall

5537

Males

5098

M50-54

5098

10K→15K

6.2 - 9.3 mi

Top 19%
×3stories
+67ft-78ft

Overall

5289

Males

4888

M50-54

4888

15K→20K

9.3 - 12.4 mi

Top 18%
×5stories
+106ft-86ft

Overall

5017

Males

4633

M50-54

4633

20K→Half

12.4 - 13.1 mi

Top 18%
×2stories
+19ft-37ft

Overall

5243

Males

4838

M50-54

4838

Half→25K

13.1 - 15.5 mi

Top 18%
×4stories
+66ft-88ft

Overall

5024

Males

4611

M50-54

4611

25K→30K

15.5 - 18.6 mi

Top 17%
×9stories
+181ft-148ft

Overall

4799

Males

4374

M50-54

4374

30K→20M

18.6 - 20.0 mi

Top 15%
×5stories
+64ft-50ft

Overall

4356

Males

3971

M50-54

3971

20M→21M

20.0 - 21.0 mi

Top 17%
×8stories
+106ft-24ft

Overall

4789

Males

4223

M50-54

4223

21M→35K

21.0 - 21.8 mi

Top 17%
×7stories
+17ft-86ft

Overall

4784

Males

4227

M50-54

4227

35K→23M

21.8 - 23.0 mi

Top 12%
×5stories
+23ft-63ft

Overall

3548

Males

3218

M50-54

3218

23M→24M

23.0 - 24.0 mi

Top 11%
×6stories
+12ft-82ft

Overall

3259

Males

2939

M50-54

2939

24M→40K

24.0 - 24.9 mi

Top 11%
×1story
+6ft-20ft

Overall

3080

Males

2776

M50-54

2776

40K→25.2M

24.9 - 25.2 mi

Top 14%
×1story
+13ft-16ft

Overall

4070

Males

3486

M50-54

3486

25.2M→Finish

25.2 - 26.2 mi

Top 15%
×2stories
+22ft-21ft

Overall

4239

Males

3616

M50-54

3616

Passing Analysis

Category:
Athletes Passed
1594
Passed By
788
Net Change
+806
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#5358
5K → 10K153215-62#5358#5420
10K → 15K15591+64#5420#5356
15K → 20K18562+123#5356#5233
20K → Half4620+26#5233#5207
Half → 25K13470+64#5207#5143
25K → 30K210101+109#5143#5034
30K → 20M12130+91#5034#4943
20M → 21M8158+23#4943#4920
21M → 35K7134+37#4920#4883
35K → 23M14720+127#4883#4756
23M → 24M1147+107#4756#4649
24M → 40K10216+86#4649#4563
40K → 25.2M2715+12#4563#4551
25.2M → Finish4849-1#4551#4552
TOTALS1594788+806
📊

Passing Visuals

Category:

📈Position Graph

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🎨Heatmap Timeline

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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