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BOSTON MARATHON 2023

Jeffry Brace

Bib: 6969•M

TX

0:00
0:00
/ mi
Masters
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Overall
#0 / 26622
Top 14%
Gender (Male)
#0 / 15176
Top 23%
Masters (Masters Men)
#0 / 9891
Top 10%
Division (M40-44)
#0 / 2241
Top 25%
Race Day Weather
49°/39°F
light intensity drizzle

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
21:29
Rank: #5661
Start → 5K
21:29 | 6:55/mi
10K· 6.21 mi
42:41
Rank: #5572 (+89)
5K → 10K
21:12 | 6:49/mi
15K· 9.32 mi
1:03:51
Rank: #5469 (+103)
10K → 15K
21:10 | 6:49/mi
20K· 12.43 mi
1:25:08
Rank: #5318 (+151)
15K → 20K
21:17 | 6:51/mi
Half· 13.11 mi
1:29:47
Rank: #5316 (+2)
20K → Half
4:39 | 6:49/mi
25K· 15.53 mi
1:46:28
Rank: #5216 (+100)
Half → 25K
16:41 | 6:53/mi
30K· 18.64 mi
2:08:00
Rank: #4894 (+322)
25K → 30K
21:32 | 6:56/mi
20M
2:17:24
Rank: #4755 (+139)
30K → 20M
9:24 | 6:55/mi
21M
2:24:30
Rank: #4590 (+165)
20M → 21M
7:06 | 7:06/mi
35K· 21.75 mi
2:29:28
Rank: #4513 (+77)
21M → 35K
4:58 | 6:38/mi
23M
2:37:49
Rank: #4279 (+234)
35K → 23M
8:21 | 6:40/mi
24M
2:44:10
Rank: #4087 (+192)
23M → 24M
6:21 | 6:21/mi
40K· 24.85 mi
2:49:45
Rank: #3944 (+143)
24M → 40K
5:35 | 6:32/mi
25.2M
2:52:07
Rank: #3849 (+95)
40K → 25.2M
2:22 | 6:52/mi
Finish· 26.22 mi
2:58:29
Rank: #3650 (+199)
25.2M → Finish
6:22 | 6:15/mi

The Course

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Half Splits

1st Half· via Half
Distance13.11 mi
Time1:29:47
Pace6:51 /mi
2nd Half✓ Faster
Distance13.11 mi
Time1:28:42
Pace6:46 /mi
📊Negative Split: 1.2% faster second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:25:2821:296:5521:29
6:55
-
10K
6.21 mi10:46:4042:416:5221:12
6:49
-0:06
15K
9.32 mi11:07:501:03:516:5121:10
6:49
0:00
20K
12.43 mi11:29:071:25:086:5121:17
6:51
+0:02
Half
13.11 mi11:33:461:29:476:514:39
6:49
-0:02
25K
15.53 mi11:50:271:46:286:5116:41
6:53
+0:04
30K
18.64 mi12:11:592:08:006:5221:32
6:56
+0:03
20M
20.00 mi12:21:232:17:246:529:24
6:55
-0:01
21M
21.00 mi12:28:292:24:306:537:06
7:06
+0:11
35K
21.75 mi12:33:272:29:286:524:58
6:38
-0:28
23M
23.00 mi12:41:482:37:496:528:21
6:40
+0:02
24M
24.00 mi12:48:092:44:106:506:21
6:21
-0:19
40K
24.85 mi12:53:442:49:456:505:35
6:32
+0:11
25.2M
25.20 mi12:56:062:52:076:502:22
6:52
+0:20
Finish
26.22 mi13:02:282:58:296:496:22
6:15
-0:37

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

6:15 /mi

Average Pace

6:49 /mi

Slowest Pace

7:06 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

1:42:17

57% of race

Time at Steady Pace

1:16:12

43% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 6:48 /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 mi10:25:2821:296:5521:29
6:55
#5661
10K
6.21 mi10:46:4042:416:5221:12
6:49
#5572
15K
9.32 mi11:07:501:03:516:5121:10
6:49
#5469
20K
12.43 mi11:29:071:25:086:5121:17
6:51
#5318
Half
13.11 mi11:33:461:29:476:514:39
6:49
#5316
25K
15.53 mi11:50:271:46:286:5116:41
6:53
#5216
30K
18.64 mi12:11:592:08:006:5221:32
6:56
#4894
20M
20.00 mi12:21:232:17:246:529:24
6:55
#4755
21M
21.00 mi12:28:292:24:306:537:06
7:06
#4590
35K
21.75 mi12:33:272:29:286:524:58
6:38
#4513
23M
23.00 mi12:41:482:37:496:528:21
6:40
#4279
24M
24.00 mi12:48:092:44:106:506:21
6:21
#4087
40K
24.85 mi12:53:442:49:456:505:35
6:32
#3944
25.2M
25.20 mi12:56:062:52:076:502:22
6:52
#3849
Finish
26.22 mi13:02:282:58:296:496:22
6:15
#3650
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM40-44Seg. OverallSeg. MalesSeg. M40-44
5K3.11 mi3.11 mi5661520552055229(Top 20%)4833(Top 32%)4833(Top 216%)
10K6.21 mi3.10 mi5572+895133+725133+725505(Top 21%)5065(Top 33%)5065(Top 226%)
15K9.32 mi3.11 mi5469+1035050+835050+835229(Top 20%)4833(Top 32%)4833(Top 216%)
20K12.43 mi3.11 mi5318+1514920+1304920+1304895(Top 18%)4544(Top 30%)4544(Top 203%)
Half13.11 mi0.68 mi5316+24922-24922-25303(Top 20%)4886(Top 32%)4886(Top 218%)
25K15.53 mi2.42 mi5216+1004834+884834+884797(Top 18%)4443(Top 29%)4443(Top 198%)
30K18.64 mi3.11 mi4894+3224552+2824552+2823873(Top 15%)3628(Top 24%)3628(Top 162%)
20M20.00 mi1.36 mi4755+1394424+1284424+1283528(Top 13%)3293(Top 22%)3293(Top 147%)
21M21.00 mi1.00 mi4590+1654277+1474277+1472644(Top 10%)2490(Top 16%)2490(Top 111%)
35K21.75 mi0.75 mi4513+774209+684209+683228(Top 12%)3013(Top 20%)3013(Top 134%)
23M23.00 mi1.25 mi4279+2344004+2054004+2052074(Top 8%)1964(Top 13%)1964(Top 88%)
24M24.00 mi1.00 mi4087+1923827+1773827+1771530(Top 6%)1449(Top 10%)1449(Top 65%)
40K24.85 mi0.85 mi3944+1433692+1353692+1351679(Top 6%)1582(Top 10%)1582(Top 71%)
25.2M25.20 mi0.35 mi3849+953614+783614+781367(Top 5%)1297(Top 9%)1297(Top 58%)
Finish26.22 mi1.02 mi3650+1993433+1813433+1811450(Top 5%)1373(Top 9%)1373(Top 61%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 20%
×21stories
+97ft-345ft

Overall

5229

Males

4833

M40-44

4833

5K→10K

3.1 - 6.2 mi

Top 21%
×5stories
+79ft-138ft

Overall

5505

Males

5065

M40-44

5065

10K→15K

6.2 - 9.3 mi

Top 20%
×3stories
+67ft-78ft

Overall

5229

Males

4833

M40-44

4833

15K→20K

9.3 - 12.4 mi

Top 18%
×5stories
+106ft-86ft

Overall

4895

Males

4544

M40-44

4544

20K→Half

12.4 - 13.1 mi

Top 20%
×2stories
+19ft-37ft

Overall

5303

Males

4886

M40-44

4886

Half→25K

13.1 - 15.5 mi

Top 18%
×4stories
+66ft-88ft

Overall

4797

Males

4443

M40-44

4443

25K→30K

15.5 - 18.6 mi

Top 15%
×9stories
+181ft-148ft

Overall

3873

Males

3628

M40-44

3628

30K→20M

18.6 - 20.0 mi

Top 13%
×5stories
+64ft-50ft

Overall

3528

Males

3293

M40-44

3293

20M→21M

20.0 - 21.0 mi

Top 10%
×8stories
+106ft-24ft

Overall

2644

Males

2490

M40-44

2490

21M→35K

21.0 - 21.8 mi

Top 12%
×7stories
+17ft-86ft

Overall

3228

Males

3013

M40-44

3013

35K→23M

21.8 - 23.0 mi

Top 8%
×5stories
+23ft-63ft

Overall

2074

Males

1964

M40-44

1964

23M→24M

23.0 - 24.0 mi

Top 6%
×6stories
+12ft-82ft

Overall

1530

Males

1449

M40-44

1449

24M→40K

24.0 - 24.9 mi

Top 6%
×1story
+6ft-20ft

Overall

1679

Males

1582

M40-44

1582

40K→25.2M

24.9 - 25.2 mi

Top 5%
×1story
+13ft-16ft

Overall

1367

Males

1297

M40-44

1297

25.2M→Finish

25.2 - 26.2 mi

Top 5%
×2stories
+22ft-21ft

Overall

1450

Males

1373

M40-44

1373

Passing Analysis

Category:
Athletes Passed
2384
Passed By
373
Net Change
+2011
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#5661
5K → 10K246157+89#5661#5572
10K → 15K17673+103#5572#5469
15K → 20K18635+151#5469#5318
20K → Half2119+2#5318#5316
Half → 25K14747+100#5316#5216
25K → 30K33614+322#5216#4894
30K → 20M1478+139#4894#4755
20M → 21M1672+165#4755#4590
21M → 35K825+77#4590#4513
35K → 23M2395+234#4513#4279
23M → 24M1942+192#4279#4087
24M → 40K1474+143#4087#3944
40K → 25.2M961+95#3944#3849
25.2M → Finish2001+199#3849#3650
TOTALS2384373+2011
📊

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