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BOSTON MARATHON 2023

Bernard Hildebrand

Bib: 9767•M

TX

Masters
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0:00
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Overall
#0 / 26622
Top 24%
Gender (Male)
#0 / 15176
Top 38%
Masters (Masters Men)
#0 / 9891
Top 24%
Age Group (M45-49)
#0 / 2252
Top 30%
Race Day Weather
49°/39°F
light intensity drizzle

Race Timeline and Course Information

Your journey through the course with elevation, pacing, and checkpoint details

⏱️ Race Timeline

Watch your race unfold from start to finish

Start
0:00:00
Race begins
5K· 3.11 mi
21:05
Rank: #4564
Start → 5K
21:05 | 6:47/mi
10K· 6.21 mi
41:26
Rank: #3684 (+880)
5K → 10K
20:21 | 6:33/mi
15K· 9.32 mi
1:01:55
Rank: #3504 (+180)
10K → 15K
20:29 | 6:36/mi
20K· 12.43 mi
1:23:03
Rank: #3709 (-205)
15K → 20K
21:08 | 6:48/mi
Half· 13.11 mi
1:27:39
Rank: #3750 (-41)
20K → Half
4:36 | 6:45/mi
25K· 15.53 mi
1:44:48
Rank: #4184 (-434)
Half → 25K
17:09 | 7:04/mi
30K· 18.64 mi
2:08:00
Rank: #4901 (-717)
25K → 30K
23:12 | 7:28/mi
20M
2:18:32
Rank: #5200 (-299)
30K → 20M
10:32 | 7:45/mi
21M
2:26:55
Rank: #5386 (-186)
20M → 21M
8:23 | 8:23/mi
35K· 21.75 mi
2:32:43
Rank: #5518 (-132)
21M → 35K
5:48 | 7:45/mi
23M
2:42:58
Rank: #5730 (-212)
35K → 23M
10:15 | 8:11/mi
24M
2:51:10
Rank: #5915 (-185)
23M → 24M
8:12 | 8:12/mi
40K· 24.85 mi
2:58:13
Rank: #6049 (-134)
24M → 40K
7:03 | 8:15/mi
25.2M
3:01:25
Rank: #6146 (-97)
40K → 25.2M
3:12 | 9:17/mi
Finish· 26.22 mi
3:10:00
Rank: #6424 (-278)
25.2M → Finish
8:35 | 8:25/mi
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Splits & Pacing

Detailed breakdown of your race performance at each timing point

Half Splits

1st HalfFaster
via Half
Distance13.11 mi
Time1:27:39
Pace6:41 /mi
2nd Half
Distance13.11 mi
Time1:42:21
Pace7:48 /mi
📊Positive Split: 16.8% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:46:3321:056:4721:05
6:47
-
10K
6.21 mi11:06:5441:266:4020:21
6:33
-0:14
15K
9.32 mi11:27:231:01:556:3920:29
6:36
+0:03
20K
12.43 mi11:48:311:23:036:4121:08
6:48
+0:12
Half
13.11 mi11:53:071:27:396:414:36
6:45
-0:03
25K
15.53 mi12:10:161:44:486:4517:09
7:04
+0:19
30K
18.64 mi12:33:282:08:006:5223:12
7:28
+0:24
20M
20.00 mi12:44:002:18:326:5610:32
7:45
+0:17
21M
21.00 mi12:52:232:26:557:008:23
8:23
+0:38
35K
21.75 mi12:58:112:32:437:015:48
7:45
-0:38
23M
23.00 mi13:08:262:42:587:0510:15
8:11
+0:26
24M
24.00 mi13:16:382:51:107:088:12
8:12
+0:01
40K
24.85 mi13:23:412:58:137:107:03
8:15
+0:03
25.2M
25.20 mi13:26:533:01:257:123:12
9:17
+1:02
Finish
26.22 mi13:35:283:10:007:158:35
8:25
-0:52

Checkpoint Splits Visualizations

Explore your race data through different visual perspectives. Scroll to discover each visualization.

📈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

6:33 /mi

Average Pace

7:15 /mi

Slowest Pace

9:17 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Bar length shows time spent in each segment. Colors mark your faster to slower segments, relative to your own pace.

Time at Faster Pace

1:44:48

55% of race

Time at Steady Pace

39:32

21% of race

Time at Slower Pace

45:40

24% of race

Average Pace: 7:15 /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

Enhanced split table showing pace trends through mini sparkline visualizations.

Overall Pace Trend

CheckpointDistanceTime of DayTimeAvg PaceSegmentPaceTrendRank
5K
3.11 mi10:46:3321:056:4721:05
6:47
#4564
10K
6.21 mi11:06:5441:266:4020:21
6:33
#3684
15K
9.32 mi11:27:231:01:556:3920:29
6:36
#3504
20K
12.43 mi11:48:311:23:036:4121:08
6:48
#3709
Half
13.11 mi11:53:071:27:396:414:36
6:45
#3750
25K
15.53 mi12:10:161:44:486:4517:09
7:04
#4184
30K
18.64 mi12:33:282:08:006:5223:12
7:28
#4901
20M
20.00 mi12:44:002:18:326:5610:32
7:45
#5200
21M
21.00 mi12:52:232:26:557:008:23
8:23
#5386
35K
21.75 mi12:58:112:32:437:015:48
7:45
#5518
23M
23.00 mi13:08:262:42:587:0510:15
8:11
#5730
24M
24.00 mi13:16:382:51:107:088:12
8:12
#5915
40K
24.85 mi13:23:412:58:137:107:03
8:15
#6049
25.2M
25.20 mi13:26:533:01:257:123:12
9:17
#6146
Finish
26.22 mi13:35:283:10:007:158:35
8:25
#6424
Faster pace
Steady pace
Slower pace

Rankings

Your position at each checkpoint and how you ranked in each segment

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM45-49Seg. OverallSeg. MalesSeg. M45-49
5K3.11 mi3.11 mi4564425842583245(Top 12%)3086(Top 20%)3086(Top 137%)
10K6.21 mi3.10 mi3684+8803474+7843474+7843140(Top 12%)2996(Top 20%)2996(Top 133%)
15K9.32 mi3.11 mi3504+1803317+1573317+1573245(Top 12%)3086(Top 20%)3086(Top 137%)
20K12.43 mi3.11 mi3709-2053508-1913508-1914471(Top 17%)4172(Top 27%)4172(Top 185%)
Half13.11 mi0.68 mi3750-413545-373545-374819(Top 18%)4481(Top 30%)4481(Top 199%)
25K15.53 mi2.42 mi4184-4343922-3773922-3775980(Top 22%)5431(Top 36%)5431(Top 241%)
30K18.64 mi3.11 mi4901-7174559-6374559-6376993(Top 26%)6058(Top 40%)6058(Top 269%)
20M20.00 mi1.36 mi5200-2994808-2494808-2498483(Top 32%)6875(Top 45%)6875(Top 305%)
21M21.00 mi1.00 mi5386-1864955-1474955-1479708(Top 36%)7440(Top 49%)7440(Top 330%)
35K21.75 mi0.75 mi5518-1325064-1095064-10910234(Top 38%)7727(Top 51%)7727(Top 343%)
23M23.00 mi1.25 mi5730-2125213-1495213-14911054(Top 42%)7985(Top 53%)7985(Top 355%)
24M24.00 mi1.00 mi5915-1855343-1305343-13012541(Top 47%)8631(Top 57%)8631(Top 383%)
40K24.85 mi0.85 mi6049-1345437-945437-9411614(Top 44%)8116(Top 53%)8116(Top 360%)
25.2M25.20 mi0.35 mi6146-975506-695506-6913962(Top 52%)9180(Top 60%)9180(Top 408%)
Finish26.22 mi1.02 mi6424-2785699-1935699-19314848(Top 56%)9643(Top 64%)9643(Top 428%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 12%
×21stories
+97ft-345ft

Overall

3245

Males

3086

M45-49

3086

5K→10K

3.1 - 6.2 mi

Top 12%
×5stories
+79ft-138ft

Overall

3140

Males

2996

M45-49

2996

10K→15K

6.2 - 9.3 mi

Top 12%
×3stories
+67ft-78ft

Overall

3245

Males

3086

M45-49

3086

15K→20K

9.3 - 12.4 mi

Top 17%
×5stories
+106ft-86ft

Overall

4471

Males

4172

M45-49

4172

20K→Half

12.4 - 13.1 mi

Top 18%
×2stories
+19ft-37ft

Overall

4819

Males

4481

M45-49

4481

Half→25K

13.1 - 15.5 mi

Top 22%
×4stories
+66ft-88ft

Overall

5980

Males

5431

M45-49

5431

25K→30K

15.5 - 18.6 mi

Top 26%
×9stories
+181ft-148ft

Overall

6993

Males

6058

M45-49

6058

30K→20M

18.6 - 20.0 mi

Top 32%
×5stories
+64ft-50ft

Overall

8483

Males

6875

M45-49

6875

20M→21M

20.0 - 21.0 mi

Top 36%
×8stories
+106ft-24ft

Overall

9708

Males

7440

M45-49

7440

21M→35K

21.0 - 21.8 mi

Top 38%
×7stories
+17ft-86ft

Overall

10234

Males

7727

M45-49

7727

35K→23M

21.8 - 23.0 mi

Top 42%
×5stories
+23ft-63ft

Overall

11054

Males

7985

M45-49

7985

23M→24M

23.0 - 24.0 mi

Top 47%
×6stories
+12ft-82ft

Overall

12541

Males

8631

M45-49

8631

24M→40K

24.0 - 24.9 mi

Top 44%
×1story
+6ft-20ft

Overall

11614

Males

8116

M45-49

8116

40K→25.2M

24.9 - 25.2 mi

Top 52%
×1story
+13ft-16ft

Overall

13962

Males

9180

M45-49

9180

25.2M→Finish

25.2 - 26.2 mi

Top 56%
×2stories
+22ft-21ft

Overall

14848

Males

9643

M45-49

9643

Passing

Athletes you passed and who passed you throughout the race

Passing Analysis

Category:
Athletes Passed
1313
Passed By
3173
Net Change
-1860
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#4564
5K → 10K90020+880#4564#3684
10K → 15K21232+180#3684#3504
15K → 20K35240-205#3504#3709
20K → Half849-41#3709#3750
Half → 25K14448-434#3750#4184
25K → 30K23740-717#4184#4901
30K → 20M15314-299#4901#5200
20M → 21M19205-186#5200#5386
21M → 35K11143-132#5386#5518
35K → 23M27239-212#5518#5730
23M → 24M14199-185#5730#5915
24M → 40K23157-134#5915#6049
40K → 25.2M5102-97#6049#6146
25.2M → Finish7285-278#6146#6424
TOTALS13133173-1860
📊

Passing Analysis Visualizations

Explore your passing analysis through 5 different visualizations. Scroll to discover each one.

Time:
Category:

📈Position Graph

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🎨Heatmap Timeline

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🔄Passing Circle

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🌊Position Flow

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🏃Race Lanes

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Activity Data

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Public Race Data

Boston Athletic Association

Boston Athletic Association

Mika Timing

Mika Timing