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BOSTON MARATHON 2025

Ian Frain

Bib: 3796•M

OH

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0:00
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Overall
#0 / 28404
Top 7%
Gender (Male)
#0 / 16105
Top 11%
Division (M18-39)
#0 / 5642
Top 26%
Race Day Weather
50°/40°F
broken clouds

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
19:55
Rank: #3205
Start → 5K
19:55 | 6:25/mi
10K· 6.21 mi
39:29
Rank: #2761 (+444)
5K → 10K
19:34 | 6:18/mi
15K· 9.32 mi
58:52
Rank: #2483 (+278)
10K → 15K
19:23 | 6:14/mi
20K· 12.43 mi
1:18:28
Rank: #2333 (+150)
15K → 20K
19:36 | 6:19/mi
Half· 13.11 mi
1:22:44
Rank: #2324 (+9)
20K → Half
4:16 | 6:15/mi
25K· 15.53 mi
1:37:58
Rank: #2207 (+117)
Half → 25K
15:14 | 6:17/mi
30K· 18.64 mi
1:58:24
Rank: #2191 (+16)
25K → 30K
20:26 | 6:35/mi
20M
2:07:22
Rank: #2161 (+30)
30K → 20M
8:58 | 6:36/mi
21M
2:14:13
Rank: #2119 (+42)
20M → 21M
6:51 | 6:51/mi
35K· 21.75 mi
2:18:54
Rank: #2078 (+41)
21M → 35K
4:41 | 6:16/mi
23M
2:27:09
Rank: #2014 (+64)
35K → 23M
8:15 | 6:35/mi
24M
2:33:35
Rank: #1968 (+46)
23M → 24M
6:26 | 6:26/mi
40K· 24.85 mi
2:39:12
Rank: #1939 (+29)
24M → 40K
5:37 | 6:34/mi
25.2M
2:41:39
Rank: #1918 (+21)
40K → 25.2M
2:27 | 7:06/mi
Finish· 26.22 mi
2:48:04
Rank: #1898 (+20)
25.2M → Finish
6:25 | 6:18/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:22:44
Pace6:19 /mi
2nd Half
Distance13.11 mi
Time1:25:20
Pace6:31 /mi
📊Positive Split: 3.1% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:23:0219:556:2519:55
6:25
-
10K
6.21 mi10:42:3639:296:2119:34
6:18
-0:07
15K
9.32 mi11:01:5958:526:1919:23
6:14
-0:04
20K
12.43 mi11:21:351:18:286:1919:36
6:19
+0:05
Half
13.11 mi11:25:511:22:446:194:16
6:15
-0:04
25K
15.53 mi11:41:051:37:586:1815:14
6:17
+0:02
30K
18.64 mi12:01:311:58:246:2120:26
6:35
+0:18
20M
20.00 mi12:10:292:07:226:228:58
6:36
+0:01
21M
21.00 mi12:17:202:14:136:236:51
6:51
+0:15
35K
21.75 mi12:22:012:18:546:234:41
6:16
-0:35
23M
23.00 mi12:30:162:27:096:248:15
6:35
+0:19
24M
24.00 mi12:36:422:33:356:246:26
6:26
-0:09
40K
24.85 mi12:42:192:39:126:245:37
6:34
+0:08
25.2M
25.20 mi12:44:462:41:396:252:27
7:06
+0:32
Finish
26.22 mi12:51:112:48:046:256:25
6:18
-0:48

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

6:14 /mi

Average Pace

6:25 /mi

Slowest Pace

7:06 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:45:37

99% of race

Time at Steady Pace

2:27

1% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 6:25 /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 mi10:23:0219:556:2519:55
6:25
#3205
10K
6.21 mi10:42:3639:296:2119:34
6:18
#2761
15K
9.32 mi11:01:5958:526:1919:23
6:14
#2483
20K
12.43 mi11:21:351:18:286:1919:36
6:19
#2333
Half
13.11 mi11:25:511:22:446:194:16
6:15
#2324
25K
15.53 mi11:41:051:37:586:1815:14
6:17
#2207
30K
18.64 mi12:01:311:58:246:2120:26
6:35
#2191
20M
20.00 mi12:10:292:07:226:228:58
6:36
#2161
21M
21.00 mi12:17:202:14:136:236:51
6:51
#2119
35K
21.75 mi12:22:012:18:546:234:41
6:16
#2078
23M
23.00 mi12:30:162:27:096:248:15
6:35
#2014
24M
24.00 mi12:36:422:33:356:246:26
6:26
#1968
40K
24.85 mi12:42:192:39:126:245:37
6:34
#1939
25.2M
25.20 mi12:44:462:41:396:252:27
7:06
#1918
Finish
26.22 mi12:51:112:48:046:256:25
6:18
#1898
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM18-39Seg. OverallSeg. MalesSeg. M18-39
5K3.11 mi3.11 mi3205304530452039(Top 7%)1943(Top 12%)1943(Top 34%)
10K6.21 mi3.10 mi2761+4442630+4152630+4152424(Top 9%)2319(Top 14%)2319(Top 41%)
15K9.32 mi3.11 mi2483+2782369+2612369+2612039(Top 7%)1943(Top 12%)1943(Top 34%)
20K12.43 mi3.11 mi2333+1502226+1432226+1432060(Top 7%)1964(Top 12%)1964(Top 35%)
Half13.11 mi0.68 mi2324+92218+82218+82284(Top 8%)2185(Top 14%)2185(Top 39%)
25K15.53 mi2.42 mi2207+1172108+1102108+1101790(Top 6%)1701(Top 11%)1701(Top 30%)
30K18.64 mi3.11 mi2191+162088+202088+202314(Top 8%)2192(Top 14%)2192(Top 39%)
20M20.00 mi1.36 mi2161+302059+292059+292036(Top 7%)1926(Top 12%)1926(Top 34%)
21M21.00 mi1.00 mi2119+422018+412018+411718(Top 6%)1622(Top 10%)1622(Top 29%)
35K21.75 mi0.75 mi2078+411977+411977+411484(Top 5%)1408(Top 9%)1408(Top 25%)
23M23.00 mi1.25 mi2014+641914+631914+631802(Top 6%)1688(Top 10%)1688(Top 30%)
24M24.00 mi1.00 mi1968+461867+471867+471811(Top 6%)1687(Top 10%)1687(Top 30%)
40K24.85 mi0.85 mi1939+291837+301837+301878(Top 7%)1732(Top 11%)1732(Top 31%)
25.2M25.20 mi0.35 mi1918+211816+211816+211831(Top 6%)1670(Top 10%)1670(Top 30%)
Finish26.22 mi1.02 mi1898+201798+181798+181887(Top 7%)1742(Top 11%)1742(Top 31%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 7%
×21stories
+97ft-345ft

Overall

2039

Males

1943

M18-39

1943

5K→10K

3.1 - 6.2 mi

Top 9%
×5stories
+79ft-138ft

Overall

2424

Males

2319

M18-39

2319

10K→15K

6.2 - 9.3 mi

Top 7%
×3stories
+67ft-78ft

Overall

2039

Males

1943

M18-39

1943

15K→20K

9.3 - 12.4 mi

Top 7%
×5stories
+106ft-86ft

Overall

2060

Males

1964

M18-39

1964

20K→Half

12.4 - 13.1 mi

Top 8%
×2stories
+19ft-37ft

Overall

2284

Males

2185

M18-39

2185

Half→25K

13.1 - 15.5 mi

Top 6%
×4stories
+66ft-88ft

Overall

1790

Males

1701

M18-39

1701

25K→30K

15.5 - 18.6 mi

Top 8%
×9stories
+181ft-148ft

Overall

2314

Males

2192

M18-39

2192

30K→20M

18.6 - 20.0 mi

Top 7%
×5stories
+64ft-50ft

Overall

2036

Males

1926

M18-39

1926

20M→21M

20.0 - 21.0 mi

Top 6%
×8stories
+106ft-24ft

Overall

1718

Males

1622

M18-39

1622

21M→35K

21.0 - 21.8 mi

Top 5%
×7stories
+17ft-86ft

Overall

1484

Males

1408

M18-39

1408

35K→23M

21.8 - 23.0 mi

Top 6%
×5stories
+23ft-63ft

Overall

1802

Males

1688

M18-39

1688

23M→24M

23.0 - 24.0 mi

Top 6%
×6stories
+12ft-82ft

Overall

1811

Males

1687

M18-39

1687

24M→40K

24.0 - 24.9 mi

Top 7%
×1story
+6ft-20ft

Overall

1878

Males

1732

M18-39

1732

40K→25.2M

24.9 - 25.2 mi

Top 6%
×1story
+13ft-16ft

Overall

1831

Males

1670

M18-39

1670

25.2M→Finish

25.2 - 26.2 mi

Top 7%
×2stories
+22ft-21ft

Overall

1887

Males

1742

M18-39

1742

Passing Analysis

Category:
Athletes Passed
1527
Passed By
220
Net Change
+1307
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#3205
5K → 10K45713+444#3205#2761
10K → 15K2835+278#2761#2483
15K → 20K16313+150#2483#2333
20K → Half178+9#2333#2324
Half → 25K1269+117#2324#2207
25K → 30K8670+16#2207#2191
30K → 20M5121+30#2191#2161
20M → 21M5715+42#2161#2119
21M → 35K498+41#2119#2078
35K → 23M8016+64#2078#2014
23M → 24M559+46#2014#1968
24M → 40K389+29#1968#1939
40K → 25.2M232+21#1939#1918
25.2M → Finish4222+20#1918#1898
TOTALS1527220+1307
📊

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