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BOSTON MARATHON 2023

Rob Browning

Bib: 3401•M

BC

0:00
0:00
/ mi
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Overall
#0 / 26622
Top 7%
Gender (Male)
#0 / 15176
Top 12%
Division (M18-39)
#0 / 5285
Top 28%
Race Day Weather
49°/39°F
light intensity drizzle

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
20:25
Rank: #2670
Start → 5K
20:25 | 6:34/mi
10K· 6.21 mi
40:29
Rank: #2609 (+61)
5K → 10K
20:04 | 6:28/mi
15K· 9.32 mi
1:00:28
Rank: #2474 (+135)
10K → 15K
19:59 | 6:26/mi
20K· 12.43 mi
1:20:39
Rank: #2390 (+84)
15K → 20K
20:11 | 6:30/mi
Half· 13.11 mi
1:25:03
Rank: #2395 (-5)
20K → Half
4:24 | 6:27/mi
25K· 15.53 mi
1:40:52
Rank: #2380 (+15)
Half → 25K
15:49 | 6:31/mi
30K· 18.64 mi
2:01:36
Rank: #2338 (+42)
25K → 30K
20:44 | 6:40/mi
20M
2:10:47
Rank: #2334 (+4)
30K → 20M
9:11 | 6:45/mi
21M
2:17:54
Rank: #2323 (+11)
20M → 21M
7:07 | 7:07/mi
35K· 21.75 mi
2:22:39
Rank: #2284 (+39)
21M → 35K
4:45 | 6:21/mi
23M
2:30:49
Rank: #2217 (+67)
35K → 23M
8:10 | 6:31/mi
24M
2:37:05
Rank: #2140 (+77)
23M → 24M
6:16 | 6:16/mi
40K· 24.85 mi
2:42:27
Rank: #2053 (+87)
24M → 40K
5:22 | 6:17/mi
25.2M
2:44:52
Rank: #2033 (+20)
40K → 25.2M
2:25 | 7:00/mi
Finish· 26.22 mi
2:51:00
Rank: #1935 (+98)
25.2M → Finish
6:08 | 6:01/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:25:03
Pace6:29 /mi
2nd Half
Distance13.11 mi
Time1:25:57
Pace6:33 /mi
📊Positive Split: 1.1% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:21:5920:256:3420:25
6:34
-
10K
6.21 mi10:42:0340:296:3120:04
6:28
-0:06
15K
9.32 mi11:02:021:00:286:2919:59
6:26
-0:02
20K
12.43 mi11:22:131:20:396:2920:11
6:30
+0:04
Half
13.11 mi11:26:371:25:036:294:24
6:27
-0:03
25K
15.53 mi11:42:261:40:526:3015:49
6:31
+0:04
30K
18.64 mi12:03:102:01:366:3120:44
6:40
+0:09
20M
20.00 mi12:12:212:10:476:329:11
6:45
+0:05
21M
21.00 mi12:19:282:17:546:347:07
7:07
+0:22
35K
21.75 mi12:24:132:22:396:344:45
6:21
-0:46
23M
23.00 mi12:32:232:30:496:338:10
6:31
+0:10
24M
24.00 mi12:38:392:37:056:336:16
6:16
-0:15
40K
24.85 mi12:44:012:42:276:325:22
6:17
+0:01
25.2M
25.20 mi12:46:262:44:526:332:25
7:00
+0:43
Finish
26.22 mi12:52:342:51:006:326:08
6:01
-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

6:01 /mi

Average Pace

6:32 /mi

Slowest Pace

7:07 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:11:33

77% of race

Time at Steady Pace

32:20

19% of race

Time at Slower Pace

7:07

4% of race

Average Pace: 6:31 /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 mi10:21:5920:256:3420:25
6:34
#2670
10K
6.21 mi10:42:0340:296:3120:04
6:28
#2609
15K
9.32 mi11:02:021:00:286:2919:59
6:26
#2474
20K
12.43 mi11:22:131:20:396:2920:11
6:30
#2390
Half
13.11 mi11:26:371:25:036:294:24
6:27
#2395
25K
15.53 mi11:42:261:40:526:3015:49
6:31
#2380
30K
18.64 mi12:03:102:01:366:3120:44
6:40
#2338
20M
20.00 mi12:12:212:10:476:329:11
6:45
#2334
21M
21.00 mi12:19:282:17:546:347:07
7:07
#2323
35K
21.75 mi12:24:132:22:396:344:45
6:21
#2284
23M
23.00 mi12:32:232:30:496:338:10
6:31
#2217
24M
24.00 mi12:38:392:37:056:336:16
6:16
#2140
40K
24.85 mi12:44:012:42:276:325:22
6:17
#2053
25.2M
25.20 mi12:46:262:44:526:332:25
7:00
#2033
Finish
26.22 mi12:52:342:51:006:326:08
6:01
#1935
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM18-39Seg. OverallSeg. MalesSeg. M18-39
5K3.11 mi3.11 mi2670254225422266(Top 9%)2175(Top 14%)2175(Top 41%)
10K6.21 mi3.10 mi2609+612489+532489+532540(Top 10%)2427(Top 16%)2427(Top 46%)
15K9.32 mi3.11 mi2474+1352363+1262363+1262266(Top 9%)2175(Top 14%)2175(Top 41%)
20K12.43 mi3.11 mi2390+842289+742289+742259(Top 8%)2164(Top 14%)2164(Top 41%)
Half13.11 mi0.68 mi2395-52295-62295-62445(Top 9%)2344(Top 15%)2344(Top 44%)
25K15.53 mi2.42 mi2380+152282+132282+132276(Top 9%)2182(Top 14%)2182(Top 41%)
30K18.64 mi3.11 mi2338+422242+402242+402274(Top 9%)2168(Top 14%)2168(Top 41%)
20M20.00 mi1.36 mi2334+42239+32239+32543(Top 10%)2410(Top 16%)2410(Top 46%)
21M21.00 mi1.00 mi2323+112226+132226+132667(Top 10%)2503(Top 16%)2503(Top 47%)
35K21.75 mi0.75 mi2284+392188+382188+381756(Top 7%)1669(Top 11%)1669(Top 32%)
23M23.00 mi1.25 mi2217+672125+632125+631519(Top 6%)1444(Top 10%)1444(Top 27%)
24M24.00 mi1.00 mi2140+772053+722053+721265(Top 5%)1199(Top 8%)1199(Top 23%)
40K24.85 mi0.85 mi2053+871969+841969+84848(Top 3%)804(Top 5%)804(Top 15%)
25.2M25.20 mi0.35 mi2033+201949+201949+201757(Top 7%)1650(Top 11%)1650(Top 31%)
Finish26.22 mi1.02 mi1935+981852+971852+97786(Top 3%)753(Top 5%)753(Top 14%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 9%
×21stories
+97ft-345ft

Overall

2266

Males

2175

M18-39

2175

5K→10K

3.1 - 6.2 mi

Top 10%
×5stories
+79ft-138ft

Overall

2540

Males

2427

M18-39

2427

10K→15K

6.2 - 9.3 mi

Top 9%
×3stories
+67ft-78ft

Overall

2266

Males

2175

M18-39

2175

15K→20K

9.3 - 12.4 mi

Top 8%
×5stories
+106ft-86ft

Overall

2259

Males

2164

M18-39

2164

20K→Half

12.4 - 13.1 mi

Top 9%
×2stories
+19ft-37ft

Overall

2445

Males

2344

M18-39

2344

Half→25K

13.1 - 15.5 mi

Top 9%
×4stories
+66ft-88ft

Overall

2276

Males

2182

M18-39

2182

25K→30K

15.5 - 18.6 mi

Top 9%
×9stories
+181ft-148ft

Overall

2274

Males

2168

M18-39

2168

30K→20M

18.6 - 20.0 mi

Top 10%
×5stories
+64ft-50ft

Overall

2543

Males

2410

M18-39

2410

20M→21M

20.0 - 21.0 mi

Top 10%
×8stories
+106ft-24ft

Overall

2667

Males

2503

M18-39

2503

21M→35K

21.0 - 21.8 mi

Top 7%
×7stories
+17ft-86ft

Overall

1756

Males

1669

M18-39

1669

35K→23M

21.8 - 23.0 mi

Top 6%
×5stories
+23ft-63ft

Overall

1519

Males

1444

M18-39

1444

23M→24M

23.0 - 24.0 mi

Top 5%
×6stories
+12ft-82ft

Overall

1265

Males

1199

M18-39

1199

24M→40K

24.0 - 24.9 mi

Top 3%
×1story
+6ft-20ft

Overall

848

Males

804

M18-39

804

40K→25.2M

24.9 - 25.2 mi

Top 7%
×1story
+13ft-16ft

Overall

1757

Males

1650

M18-39

1650

25.2M→Finish

25.2 - 26.2 mi

Top 3%
×2stories
+22ft-21ft

Overall

786

Males

753

M18-39

753

Passing Analysis

Category:
Athletes Passed
1071
Passed By
336
Net Change
+735
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#2670
5K → 10K180119+61#2670#2609
10K → 15K16025+135#2609#2474
15K → 20K10622+84#2474#2390
20K → Half1217-5#2390#2395
Half → 25K4934+15#2395#2380
25K → 30K9149+42#2380#2338
30K → 20M3531+4#2338#2334
20M → 21M3423+11#2334#2323
21M → 35K434+39#2323#2284
35K → 23M725+67#2284#2217
23M → 24M781+77#2217#2140
24M → 40K881+87#2140#2053
40K → 25.2M255+20#2053#2033
25.2M → Finish980+98#2033#1935
TOTALS1071336+735
📊

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