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BOSTON MARATHON 2025

Ilan Ryfer

Bib: 28421•M

0:00
0:00
/ mi
Masters
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Overall
#0 / 28404
Gender (Male)
#0 / 16105
Masters (Masters Men)
#0 / 10463
Division (M50-54)
#0 / 1996
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
9:31/mi
29:35
↑ 97↓ 3451.5%
10K· 6.21 mi
9:04/mi
57:44
↑ 79↓ 1380.4%
15K· 9.32 mi
8:45/mi
1:24:54
↑ 67↓ 78
20K· 12.43 mi
8:46/mi
1:52:07
↑ 106↓ 860.1%
Half· 13.11 mi
8:40/mi
1:58:02
↑ 19↓ 370.5%
25K· 15.53 mi
8:48/mi
2:19:23
↑ 66↓ 880.2%
30K· 18.64 mi
9:11/mi
2:47:56
↑ 181↓ 1480.2%
20M
9:24/mi
3:00:43
↑ 64↓ 500.2%
21M
10:10/mi
3:10:53
↑ 106↓ 241.6%
35K· 21.75 mi
8:57/mi
3:17:35
↑ 17↓ 861.7%
23M
9:14/mi
3:29:09
↑ 23↓ 630.6%
24M
8:59/mi
3:38:08
↓ 821.3%
40K· 24.85 mi
9:17/mi
3:46:04
↓ 200.3%
25.2M
9:52/mi
3:49:28
↑ 13↓ 160.2%
Finish· 26.22 mi
8:53/mi
3:58:31
↑ 22↓ 21

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:58:02
Pace9:00 /mi
2nd Half
Distance13.11 mi
Time2:00:29
Pace9:11 /mi
📊Positive Split: 2.1% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:47:3029:359:3129:35
9:31
-
10K
6.21 mi12:15:3957:449:1728:09
9:04
-0:27
15K
9.32 mi12:42:491:24:549:0727:10
8:45
-0:19
20K
12.43 mi13:10:021:52:079:0127:13
8:46
+0:01
Half
13.11 mi13:15:571:58:029:005:55
8:40
-0:06
25K
15.53 mi13:37:182:19:238:5821:21
8:48
+0:08
30K
18.64 mi14:05:512:47:569:0128:33
9:11
+0:23
20M
20.00 mi14:18:383:00:439:0212:47
9:24
+0:13
21M
21.00 mi14:28:483:10:539:0510:10
10:10
+0:46
35K
21.75 mi14:35:303:17:359:056:42
8:57
-1:13
23M
23.00 mi14:47:043:29:099:0611:34
9:14
+0:17
24M
24.00 mi14:56:033:38:089:058:59
8:59
-0:15
40K
24.85 mi15:03:593:46:049:067:56
9:17
+0:18
25.2M
25.20 mi15:07:233:49:289:063:24
9:52
+0:35
Finish
26.22 mi15:16:263:58:319:069:03
8:53
-0:59

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

8:40 /mi

Average Pace

9:06 /mi

Slowest Pace

10:10 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

3:44:57

94% of race

Time at Steady Pace

13:34

6% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 9:06 /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 mi11:47:3029:359:3129:35
9:31
#24305
10K
6.21 mi12:15:3957:449:1728:09
9:04
#23515
15K
9.32 mi12:42:491:24:549:0727:10
8:45
#22729
20K
12.43 mi13:10:021:52:079:0127:13
8:46
#22024
Half
13.11 mi13:15:571:58:029:005:55
8:40
#21940
25K
15.53 mi13:37:182:19:238:5821:21
8:48
#21438
30K
18.64 mi14:05:512:47:569:0128:33
9:11
#20915
20M
20.00 mi14:18:383:00:439:0212:47
9:24
#20731
21M
21.00 mi14:28:483:10:539:0510:10
10:10
#20597
35K
21.75 mi14:35:303:17:359:056:42
8:57
#20523
23M
23.00 mi14:47:043:29:099:0611:34
9:14
#20345
24M
24.00 mi14:56:033:38:089:058:59
8:59
#20233
40K
24.85 mi15:03:593:46:049:067:56
9:17
#20153
25.2M
25.20 mi15:07:233:49:289:063:24
9:52
#20095
Finish
26.22 mi15:16:263:58:319:069:03
8:53
#20060
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM50-54Seg. OverallSeg. MalesSeg. M50-54
5K3.11 mi3.11 mi24305143881438820708(Top 73%)12814(Top 80%)12814(Top 642%)
10K6.21 mi3.10 mi23515+79014022+36614022+36622637(Top 80%)13632(Top 85%)13632(Top 683%)
15K9.32 mi3.11 mi22729+78613692+33013692+33020708(Top 73%)12814(Top 80%)12814(Top 642%)
20K12.43 mi3.11 mi22024+70513353+33913353+33919724(Top 69%)12336(Top 77%)12336(Top 618%)
Half13.11 mi0.68 mi21940+8413313+4013313+4020136(Top 71%)12504(Top 78%)12504(Top 626%)
25K15.53 mi2.42 mi21438+50213088+22513088+22518942(Top 67%)11937(Top 74%)11937(Top 598%)
30K18.64 mi3.11 mi20915+52312817+27112817+27118594(Top 65%)11655(Top 72%)11655(Top 584%)
20M20.00 mi1.36 mi20731+18412715+10212715+10218753(Top 66%)11561(Top 72%)11561(Top 579%)
21M21.00 mi1.00 mi20597+13412638+7712638+7718892(Top 67%)11552(Top 72%)11552(Top 579%)
35K21.75 mi0.75 mi20523+7412590+4812590+4817978(Top 63%)11032(Top 69%)11032(Top 553%)
23M23.00 mi1.25 mi20345+17812477+11312477+11317483(Top 62%)10719(Top 67%)10719(Top 537%)
24M24.00 mi1.00 mi20233+11212408+6912408+6917240(Top 61%)10571(Top 66%)10571(Top 530%)
40K24.85 mi0.85 mi20153+8012351+5712351+5717698(Top 62%)10669(Top 66%)10669(Top 535%)
25.2M25.20 mi0.35 mi20095+5812320+3112320+3116261(Top 57%)9975(Top 62%)9975(Top 500%)
Finish26.22 mi1.02 mi20060+3512292+2812292+2818408(Top 65%)11057(Top 69%)11057(Top 554%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 73%
×21story building
+97ft-345ft

Overall

20708

Males

12814

M50-54

12814

5K→10K

3.1 - 6.2 mi

Top 80%
×5story building
+79ft-138ft

Overall

22637

Males

13632

M50-54

13632

10K→15K

6.2 - 9.3 mi

Top 73%
×3story building
+67ft-78ft

Overall

20708

Males

12814

M50-54

12814

15K→20K

9.3 - 12.4 mi

Top 69%
×5story building
+106ft-86ft

Overall

19724

Males

12336

M50-54

12336

20K→Half

12.4 - 13.1 mi

Top 71%
×2story building
+19ft-37ft

Overall

20136

Males

12504

M50-54

12504

Half→25K

13.1 - 15.5 mi

Top 67%
×4story building
+66ft-88ft

Overall

18942

Males

11937

M50-54

11937

25K→30K

15.5 - 18.6 mi

Top 65%
×9story building
+181ft-148ft

Overall

18594

Males

11655

M50-54

11655

30K→20M

18.6 - 20.0 mi

Top 66%
×5story building
+64ft-50ft

Overall

18753

Males

11561

M50-54

11561

20M→21M

20.0 - 21.0 mi

Top 67%
×8story building
+106ft-24ft

Overall

18892

Males

11552

M50-54

11552

21M→35K

21.0 - 21.8 mi

Top 63%
×7story building
+17ft-86ft

Overall

17978

Males

11032

M50-54

11032

35K→23M

21.8 - 23.0 mi

Top 62%
×5story building
+23ft-63ft

Overall

17483

Males

10719

M50-54

10719

23M→24M

23.0 - 24.0 mi

Top 61%
×6story building
+12ft-82ft

Overall

17240

Males

10571

M50-54

10571

24M→40K

24.0 - 24.9 mi

Top 62%
×1story
+6ft-20ft

Overall

17698

Males

10669

M50-54

10669

40K→25.2M

24.9 - 25.2 mi

Top 57%
×1story
+13ft-16ft

Overall

16261

Males

9975

M50-54

9975

25.2M→Finish

25.2 - 26.2 mi

Top 65%
×2story building
+22ft-21ft

Overall

18408

Males

11057

M50-54

11057

Passing Analysis

Category:
Athletes Passed
4459
Passed By
214
Net Change
+4245
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#24305
5K → 10K82434+790#24305#23515
10K → 15K7882+786#23515#22729
15K → 20K7072+705#22729#22024
20K → Half917+84#22024#21940
Half → 25K5020+502#21940#21438
25K → 30K53411+523#21438#20915
30K → 20M20420+184#20915#20731
20M → 21M16935+134#20731#20597
21M → 35K8511+74#20597#20523
35K → 23M1868+178#20523#20345
23M → 24M1197+112#20345#20233
24M → 40K10626+80#20233#20153
40K → 25.2M624+58#20153#20095
25.2M → Finish8247+35#20095#20060
TOTALS4459214+4245
📊

Passing Visuals

Category:
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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