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BOSTON MARATHON 2025

Robert Sorensen

Bib: 15544•M

HI

0:00
0:00
/ mi
Masters
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Overall
#0 / 28404
Top 32%
Gender (Male)
#0 / 16105
Top 45%
Masters (Masters Men)
#0 / 10463
Top 34%
Division (M55-59)
#0 / 1648
Top 15%
Race Day Weather
50°/40°F
broken clouds

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
23:40
Rank: #13255
Start → 5K
23:40 | 7:37/mi
10K· 6.21 mi
47:09
Rank: #12898 (+357)
5K → 10K
23:29 | 7:34/mi
15K· 9.32 mi
1:10:19
Rank: #12363 (+535)
10K → 15K
23:10 | 7:27/mi
20K· 12.43 mi
1:33:27
Rank: #11799 (+564)
15K → 20K
23:08 | 7:27/mi
Half· 13.11 mi
1:38:29
Rank: #11732 (+67)
20K → Half
5:02 | 7:23/mi
25K· 15.53 mi
1:56:33
Rank: #11350 (+382)
Half → 25K
18:04 | 7:27/mi
30K· 18.64 mi
2:20:17
Rank: #10807 (+543)
25K → 30K
23:44 | 7:38/mi
20M
2:30:37
Rank: #10519 (+288)
30K → 20M
10:20 | 7:36/mi
21M
2:38:39
Rank: #10275 (+244)
20M → 21M
8:02 | 8:02/mi
35K· 21.75 mi
2:44:02
Rank: #10108 (+167)
21M → 35K
5:23 | 7:12/mi
23M
2:53:22
Rank: #9819 (+289)
35K → 23M
9:20 | 7:27/mi
24M
3:00:47
Rank: #9654 (+165)
23M → 24M
7:25 | 7:25/mi
40K· 24.85 mi
3:07:10
Rank: #9501 (+153)
24M → 40K
6:23 | 7:28/mi
25.2M
3:09:55
Rank: #9401 (+100)
40K → 25.2M
2:45 | 7:58/mi
Finish· 26.22 mi
3:17:00
Rank: #9205 (+196)
25.2M → Finish
7:05 | 6:57/mi

The Course

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Half Splits

1st Half· via Half⚖️ Balanced
Distance13.11 mi
Time1:38:29
Pace7:31 /mi
2nd Half⚖️ Balanced
Distance13.11 mi
Time1:38:31
Pace7:31 /mi
📊Even Split: Consistent pacing between halves

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:56:4323:407:3723:40
7:37
-
10K
6.21 mi11:20:1247:097:3523:29
7:34
-0:03
15K
9.32 mi11:43:221:10:197:3323:10
7:27
-0:07
20K
12.43 mi12:06:301:33:277:3123:08
7:27
0:00
Half
13.11 mi12:11:321:38:297:315:02
7:23
-0:04
25K
15.53 mi12:29:361:56:337:3018:04
7:27
+0:04
30K
18.64 mi12:53:202:20:177:3223:44
7:38
+0:11
20M
20.00 mi13:03:402:30:377:3210:20
7:36
-0:02
21M
21.00 mi13:11:422:38:397:338:02
8:02
+0:26
35K
21.75 mi13:17:052:44:027:335:23
7:12
-0:50
23M
23.00 mi13:26:252:53:227:329:20
7:27
+0:15
24M
24.00 mi13:33:503:00:477:327:25
7:25
-0:02
40K
24.85 mi13:40:133:07:107:326:23
7:28
+0:03
25.2M
25.20 mi13:42:583:09:557:322:45
7:58
+0:30
Finish
26.22 mi13:50:033:17:007:317:05
6:57
-1:01

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

6:57 /mi

Average Pace

7:31 /mi

Slowest Pace

8:02 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

3:06:13

95% of race

Time at Steady Pace

10:47

5% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 7:31 /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 mi10:56:4323:407:3723:40
7:37
#13255
10K
6.21 mi11:20:1247:097:3523:29
7:34
#12898
15K
9.32 mi11:43:221:10:197:3323:10
7:27
#12363
20K
12.43 mi12:06:301:33:277:3123:08
7:27
#11799
Half
13.11 mi12:11:321:38:297:315:02
7:23
#11732
25K
15.53 mi12:29:361:56:337:3018:04
7:27
#11350
30K
18.64 mi12:53:202:20:177:3223:44
7:38
#10807
20M
20.00 mi13:03:402:30:377:3210:20
7:36
#10519
21M
21.00 mi13:11:422:38:397:338:02
8:02
#10275
35K
21.75 mi13:17:052:44:027:335:23
7:12
#10108
23M
23.00 mi13:26:252:53:227:329:20
7:27
#9819
24M
24.00 mi13:33:503:00:477:327:25
7:25
#9654
40K
24.85 mi13:40:133:07:107:326:23
7:28
#9501
25.2M
25.20 mi13:42:583:09:557:322:45
7:58
#9401
Finish
26.22 mi13:50:033:17:007:317:05
6:57
#9205
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM55-59Seg. OverallSeg. MalesSeg. M55-59
5K3.11 mi3.11 mi132559744974411372(Top 40%)8771(Top 54%)8771(Top 532%)
10K6.21 mi3.10 mi12898+3579575+1699575+16912622(Top 44%)9423(Top 59%)9423(Top 572%)
15K9.32 mi3.11 mi12363+5359294+2819294+28111372(Top 40%)8771(Top 54%)8771(Top 532%)
20K12.43 mi3.11 mi11799+5649003+2919003+29110280(Top 36%)8154(Top 51%)8154(Top 495%)
Half13.11 mi0.68 mi11732+678969+348969+3410606(Top 37%)8328(Top 52%)8328(Top 505%)
25K15.53 mi2.42 mi11350+3828752+2178752+2179542(Top 34%)7618(Top 47%)7618(Top 462%)
30K18.64 mi3.11 mi10807+5438410+3428410+3428740(Top 31%)7002(Top 43%)7002(Top 425%)
20M20.00 mi1.36 mi10519+2888227+1838227+1837715(Top 27%)6271(Top 39%)6271(Top 381%)
21M21.00 mi1.00 mi10275+2448070+1578070+1577523(Top 26%)5988(Top 37%)5988(Top 363%)
35K21.75 mi0.75 mi10108+1677958+1127958+1126586(Top 23%)5452(Top 34%)5452(Top 331%)
23M23.00 mi1.25 mi9819+2897775+1837775+1836381(Top 22%)5212(Top 32%)5212(Top 316%)
24M24.00 mi1.00 mi9654+1657659+1167659+1167145(Top 25%)5620(Top 35%)5620(Top 341%)
40K24.85 mi0.85 mi9501+1537543+1167543+1166605(Top 23%)5212(Top 32%)5212(Top 316%)
25.2M25.20 mi0.35 mi9401+1007470+737470+735820(Top 20%)4645(Top 29%)4645(Top 282%)
Finish26.22 mi1.02 mi9205+1967325+1457325+1455412(Top 19%)4380(Top 27%)4380(Top 266%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 40%
×21stories
+97ft-345ft

Overall

11372

Males

8771

M55-59

8771

5K→10K

3.1 - 6.2 mi

Top 44%
×5stories
+79ft-138ft

Overall

12622

Males

9423

M55-59

9423

10K→15K

6.2 - 9.3 mi

Top 40%
×3stories
+67ft-78ft

Overall

11372

Males

8771

M55-59

8771

15K→20K

9.3 - 12.4 mi

Top 36%
×5stories
+106ft-86ft

Overall

10280

Males

8154

M55-59

8154

20K→Half

12.4 - 13.1 mi

Top 37%
×2stories
+19ft-37ft

Overall

10606

Males

8328

M55-59

8328

Half→25K

13.1 - 15.5 mi

Top 34%
×4stories
+66ft-88ft

Overall

9542

Males

7618

M55-59

7618

25K→30K

15.5 - 18.6 mi

Top 31%
×9stories
+181ft-148ft

Overall

8740

Males

7002

M55-59

7002

30K→20M

18.6 - 20.0 mi

Top 27%
×5stories
+64ft-50ft

Overall

7715

Males

6271

M55-59

6271

20M→21M

20.0 - 21.0 mi

Top 26%
×8stories
+106ft-24ft

Overall

7523

Males

5988

M55-59

5988

21M→35K

21.0 - 21.8 mi

Top 23%
×7stories
+17ft-86ft

Overall

6586

Males

5452

M55-59

5452

35K→23M

21.8 - 23.0 mi

Top 22%
×5stories
+23ft-63ft

Overall

6381

Males

5212

M55-59

5212

23M→24M

23.0 - 24.0 mi

Top 25%
×6stories
+12ft-82ft

Overall

7145

Males

5620

M55-59

5620

24M→40K

24.0 - 24.9 mi

Top 23%
×1story
+6ft-20ft

Overall

6605

Males

5212

M55-59

5212

40K→25.2M

24.9 - 25.2 mi

Top 20%
×1story
+13ft-16ft

Overall

5820

Males

4645

M55-59

4645

25.2M→Finish

25.2 - 26.2 mi

Top 19%
×2stories
+22ft-21ft

Overall

5412

Males

4380

M55-59

4380

Passing Analysis

Category:
Athletes Passed
4330*
Passed By
280
Net Change
+4050
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#13255
5K → 10K493136+357#13255#12898
10K → 15K56429+535#12898#12363
15K → 20K57915+564#12363#11799
20K → Half747+67#11799#11732
Half → 25K39311+382#11732#11350
25K → 30K56926+543#11350#10807
30K → 20M2935+288#10807#10519
20M → 21M25410+244#10519#10275
21M → 35K1703+167#10275#10108
35K → 23M296*7+289#10108#9819
23M → 24M17712+165#9819#9654
24M → 40K16310+153#9654#9501
40K → 25.2M1022+100#9501#9401
25.2M → Finish2037+196#9401#9205
TOTALS4330*280+4050

* 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