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BOSTON MARATHON 2025

Daniel Ifcher

Bib: 8347•M

CT

0:00
0:00
/ mi
Masters
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Overall
#0 / 28404
Top 29%
Gender (Male)
#0 / 16105
Top 42%
Masters (Masters Men)
#0 / 10463
Top 30%
Division (M55-59)
#0 / 1648
Top 12%
Race Day Weather
50°/40°F
broken clouds

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
22:48
Rank: #10738
Start → 5K
22:48 | 7:20/mi
10K· 6.21 mi
44:55
Rank: #9699 (+1039)
5K → 10K
22:07 | 7:07/mi
15K· 9.32 mi
1:07:15
Rank: #9435 (+264)
10K → 15K
22:20 | 7:11/mi
20K· 12.43 mi
1:29:55
Rank: #9301 (+134)
15K → 20K
22:40 | 7:18/mi
Half· 13.11 mi
1:34:50
Rank: #9289 (+12)
20K → Half
4:55 | 7:12/mi
25K· 15.53 mi
1:52:26
Rank: #9009 (+280)
Half → 25K
17:36 | 7:16/mi
30K· 18.64 mi
2:15:24
Rank: #8540 (+469)
25K → 30K
22:58 | 7:24/mi
20M
2:25:36
Rank: #8381 (+159)
30K → 20M
10:12 | 7:30/mi
21M
2:33:23
Rank: #8171 (+210)
20M → 21M
7:47 | 7:47/mi
35K· 21.75 mi
2:38:51
Rank: #8084 (+87)
21M → 35K
5:28 | 7:18/mi
23M
2:48:17
Rank: #7940 (+144)
35K → 23M
9:26 | 7:32/mi
24M
2:56:17
Rank: #8064 (-124)
23M → 24M
8:00 | 8:00/mi
40K· 24.85 mi
3:03:22
Rank: #8189 (-125)
24M → 40K
7:05 | 8:17/mi
25.2M
3:06:31
Rank: #8249 (-60)
40K → 25.2M
3:09 | 9:08/mi
Finish· 26.22 mi
3:14:09
Rank: #8272 (-23)
25.2M → Finish
7:38 | 7:29/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:34:50
Pace7:14 /mi
2nd Half
Distance13.11 mi
Time1:39:19
Pace7:35 /mi
📊Positive Split: 4.7% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:31:2022:487:2022:48
7:20
-
10K
6.21 mi10:53:2744:557:1422:07
7:07
-0:13
15K
9.32 mi11:15:471:07:157:1322:20
7:11
+0:04
20K
12.43 mi11:38:271:29:557:1422:40
7:18
+0:07
Half
13.11 mi11:43:221:34:507:144:55
7:12
-0:06
25K
15.53 mi12:00:581:52:267:1417:36
7:16
+0:04
30K
18.64 mi12:23:562:15:247:1622:58
7:24
+0:08
20M
20.00 mi12:34:082:25:367:1710:12
7:30
+0:06
21M
21.00 mi12:41:552:33:237:187:47
7:47
+0:17
35K
21.75 mi12:47:232:38:517:185:28
7:18
-0:29
23M
23.00 mi12:56:492:48:177:199:26
7:32
+0:14
24M
24.00 mi13:04:492:56:177:218:00
8:00
+0:28
40K
24.85 mi13:11:543:03:227:237:05
8:17
+0:17
25.2M
25.20 mi13:15:033:06:317:243:09
9:08
+0:51
Finish
26.22 mi13:22:413:14:097:257:38
7:29
-1:39

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

7:07 /mi

Average Pace

7:25 /mi

Slowest Pace

9:08 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

22:07

11% of race

Time at Steady Pace

2:26:01

75% of race

Time at Slower Pace

26:01

13% of race

Average Pace: 7:24 /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 mi10:31:2022:487:2022:48
7:20
#10738
10K
6.21 mi10:53:2744:557:1422:07
7:07
#9699
15K
9.32 mi11:15:471:07:157:1322:20
7:11
#9435
20K
12.43 mi11:38:271:29:557:1422:40
7:18
#9301
Half
13.11 mi11:43:221:34:507:144:55
7:12
#9289
25K
15.53 mi12:00:581:52:267:1417:36
7:16
#9009
30K
18.64 mi12:23:562:15:247:1622:58
7:24
#8540
20M
20.00 mi12:34:082:25:367:1710:12
7:30
#8381
21M
21.00 mi12:41:552:33:237:187:47
7:47
#8171
35K
21.75 mi12:47:232:38:517:185:28
7:18
#8084
23M
23.00 mi12:56:492:48:177:199:26
7:32
#7940
24M
24.00 mi13:04:492:56:177:218:00
8:00
#8064
40K
24.85 mi13:11:543:03:227:237:05
8:17
#8189
25.2M
25.20 mi13:15:033:06:317:243:09
9:08
#8249
Finish
26.22 mi13:22:413:14:097:257:38
7:29
#8272
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM55-59Seg. OverallSeg. MalesSeg. M55-59
5K3.11 mi3.11 mi10738855485549004(Top 32%)7548(Top 47%)7548(Top 458%)
10K6.21 mi3.10 mi9699+10398009+5458009+5458823(Top 31%)7491(Top 47%)7491(Top 455%)
15K9.32 mi3.11 mi9435+2647841+1687841+1689004(Top 32%)7548(Top 47%)7548(Top 458%)
20K12.43 mi3.11 mi9301+1347732+1097732+1099012(Top 32%)7455(Top 46%)7455(Top 452%)
Half13.11 mi0.68 mi9289+127720+127720+129077(Top 32%)7509(Top 47%)7509(Top 456%)
25K15.53 mi2.42 mi9009+2807532+1887532+1888052(Top 28%)6795(Top 42%)6795(Top 412%)
30K18.64 mi3.11 mi8540+4697200+3327200+3327007(Top 25%)5978(Top 37%)5978(Top 363%)
20M20.00 mi1.36 mi8381+1597079+1217079+1217058(Top 25%)5876(Top 36%)5876(Top 357%)
21M21.00 mi1.00 mi8171+2106916+1636916+1636110(Top 22%)5136(Top 32%)5136(Top 312%)
35K21.75 mi0.75 mi8084+876836+806836+807277(Top 26%)5861(Top 36%)5861(Top 356%)
23M23.00 mi1.25 mi7940+1446700+1366700+1366819(Top 24%)5486(Top 34%)5486(Top 333%)
24M24.00 mi1.00 mi8064-1246740-406740-4011203(Top 39%)7756(Top 48%)7756(Top 471%)
40K24.85 mi0.85 mi8189-1256796-566796-5612037(Top 42%)8070(Top 50%)8070(Top 490%)
25.2M25.20 mi0.35 mi8249-606816-206816-2012467(Top 44%)8196(Top 51%)8196(Top 497%)
Finish26.22 mi1.02 mi8272-236791+256791+259092(Top 32%)6486(Top 40%)6486(Top 394%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 32%
×21stories
+97ft-345ft

Overall

9004

Males

7548

M55-59

7548

5K→10K

3.1 - 6.2 mi

Top 31%
×5stories
+79ft-138ft

Overall

8823

Males

7491

M55-59

7491

10K→15K

6.2 - 9.3 mi

Top 32%
×3stories
+67ft-78ft

Overall

9004

Males

7548

M55-59

7548

15K→20K

9.3 - 12.4 mi

Top 32%
×5stories
+106ft-86ft

Overall

9012

Males

7455

M55-59

7455

20K→Half

12.4 - 13.1 mi

Top 32%
×2stories
+19ft-37ft

Overall

9077

Males

7509

M55-59

7509

Half→25K

13.1 - 15.5 mi

Top 28%
×4stories
+66ft-88ft

Overall

8052

Males

6795

M55-59

6795

25K→30K

15.5 - 18.6 mi

Top 25%
×9stories
+181ft-148ft

Overall

7007

Males

5978

M55-59

5978

30K→20M

18.6 - 20.0 mi

Top 25%
×5stories
+64ft-50ft

Overall

7058

Males

5876

M55-59

5876

20M→21M

20.0 - 21.0 mi

Top 22%
×8stories
+106ft-24ft

Overall

6110

Males

5136

M55-59

5136

21M→35K

21.0 - 21.8 mi

Top 26%
×7stories
+17ft-86ft

Overall

7277

Males

5861

M55-59

5861

35K→23M

21.8 - 23.0 mi

Top 24%
×5stories
+23ft-63ft

Overall

6819

Males

5486

M55-59

5486

23M→24M

23.0 - 24.0 mi

Top 39%
×6stories
+12ft-82ft

Overall

11203

Males

7756

M55-59

7756

24M→40K

24.0 - 24.9 mi

Top 42%
×1story
+6ft-20ft

Overall

12037

Males

8070

M55-59

8070

40K→25.2M

24.9 - 25.2 mi

Top 44%
×1story
+13ft-16ft

Overall

12467

Males

8196

M55-59

8196

25.2M→Finish

25.2 - 26.2 mi

Top 32%
×2stories
+22ft-21ft

Overall

9092

Males

6486

M55-59

6486

Passing Analysis

Category:
Athletes Passed
3302*
Passed By
836
Net Change
+2466
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#10738
5K → 10K1060*21+1039#10738#9699
10K → 15K32258+264#9699#9435
15K → 20K242108+134#9435#9301
20K → Half3119+12#9301#9289
Half → 25K30424+280#9289#9009
25K → 30K50435+469#9009#8540
30K → 20M17920+159#8540#8381
20M → 21M2188+210#8381#8171
21M → 35K10518+87#8171#8084
35K → 23M18137+144#8084#7940
23M → 24M41165-124#7940#8064
24M → 40K36161-125#8064#8189
40K → 25.2M1575-60#8189#8249
25.2M → Finish6487-23#8249#8272
TOTALS3302*836+2466

* Includes athletes who did not complete a segment (DNF/DNQ).

📊

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