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BOSTON MARATHON 2023

Trevor Johnson

Bib: 6666•M

CO

0:00
0:00
/ mi
Masters
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Overall
#0 / 26622
Top 23%
Gender (Male)
#0 / 15176
Top 36%
Masters (Masters Men)
#0 / 9891
Top 22%
Division (M40-44)
#0 / 2241
Top 48%
Race Day Weather
49°/39°F
light intensity drizzle

⏱️ Race Timeline

Course Elevation
7–469 ft
≈
×2stacked redwood trees
•▲ 890 ft climb · ▼ 1342 ft descent
Ribbon color based on
FasterSteadySlower· vs. your average pace
Start
0:00
Race begins
5K· 3.11 mi
7:07/mi
22:07
↑ 97↓ 3451.5%
10K· 6.21 mi
7:06/mi
44:09
↑ 79↓ 1380.4%
15K· 9.32 mi
6:59/mi
1:05:52
↑ 67↓ 78
20K· 12.43 mi
7:04/mi
1:27:50
↑ 106↓ 860.1%
Half· 13.11 mi
6:58/mi
1:32:35
↑ 19↓ 370.5%
25K· 15.53 mi
7:01/mi
1:49:35
↑ 66↓ 880.2%
30K· 18.64 mi
7:16/mi
2:12:09
↑ 181↓ 1480.2%
20M
7:17/mi
2:22:03
↑ 64↓ 500.2%
21M
8:02/mi
2:30:05
↑ 106↓ 241.6%
35K· 21.75 mi
7:18/mi
2:35:33
↑ 17↓ 861.7%
23M
7:37/mi
2:45:05
↑ 23↓ 630.6%
24M
7:04/mi
2:52:09
↓ 821.3%
40K· 24.85 mi
7:24/mi
2:58:29
↓ 200.3%
25.2M
7:58/mi
3:01:14
↑ 13↓ 160.2%
Finish· 26.22 mi
7:13/mi
3:08:35
↑ 22↓ 21

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:32:35
Pace7:04 /mi
2nd Half
Distance13.11 mi
Time1:36:00
Pace7:19 /mi
📊Positive Split: 3.7% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:25:5822:077:0722:07
7:07
-
10K
6.21 mi10:48:0044:097:0622:02
7:06
-0:01
15K
9.32 mi11:09:431:05:527:0421:43
6:59
-0:07
20K
12.43 mi11:31:411:27:507:0421:58
7:04
+0:05
Half
13.11 mi11:36:261:32:357:044:45
6:58
-0:06
25K
15.53 mi11:53:261:49:357:0317:00
7:01
+0:03
30K
18.64 mi12:16:002:12:097:0522:34
7:16
+0:15
20M
20.00 mi12:25:542:22:037:069:54
7:17
+0:01
21M
21.00 mi12:33:562:30:057:098:02
8:02
+0:45
35K
21.75 mi12:39:242:35:337:095:28
7:18
-0:44
23M
23.00 mi12:48:562:45:057:119:32
7:37
+0:19
24M
24.00 mi12:56:002:52:097:107:04
7:04
-0:33
40K
24.85 mi13:02:202:58:297:116:20
7:24
+0:20
25.2M
25.20 mi13:05:053:01:147:122:45
7:58
+0:34
Finish
26.22 mi13:12:263:08:357:127:21
7:13
-0:45

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

6:58 /mi

Average Pace

7:12 /mi

Slowest Pace

8:02 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:57:48

94% of race

Time at Steady Pace

10:47

6% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 7:12 /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 mi10:25:5822:077:0722:07
7:07
#6979
10K
6.21 mi10:48:0044:097:0622:02
7:06
#7143
15K
9.32 mi11:09:431:05:527:0421:43
6:59
#6878
20K
12.43 mi11:31:411:27:507:0421:58
7:04
#6745
Half
13.11 mi11:36:261:32:357:044:45
6:58
#6719
25K
15.53 mi11:53:261:49:357:0317:00
7:01
#6520
30K
18.64 mi12:16:002:12:097:0522:34
7:16
#6339
20M
20.00 mi12:25:542:22:037:069:54
7:17
#6242
21M
21.00 mi12:33:562:30:057:098:02
8:02
#6267
35K
21.75 mi12:39:242:35:337:095:28
7:18
#6270
23M
23.00 mi12:48:562:45:057:119:32
7:37
#6260
24M
24.00 mi12:56:002:52:097:107:04
7:04
#6149
40K
24.85 mi13:02:202:58:297:116:20
7:24
#6118
25.2M
25.20 mi13:05:053:01:147:122:45
7:58
#6101
Finish
26.22 mi13:12:263:08:357:127:21
7:13
#6078
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM40-44Seg. OverallSeg. MalesSeg. M40-44
5K3.11 mi3.11 mi6979625462546479(Top 24%)5838(Top 38%)5838(Top 261%)
10K6.21 mi3.10 mi7143-1646368-1146368-1147389(Top 28%)6522(Top 43%)6522(Top 291%)
15K9.32 mi3.11 mi6878+2656161+2076161+2076479(Top 24%)5838(Top 38%)5838(Top 261%)
20K12.43 mi3.11 mi6745+1336054+1076054+1076392(Top 24%)5763(Top 38%)5763(Top 257%)
Half13.11 mi0.68 mi6719+266033+216033+216326(Top 24%)5736(Top 38%)5736(Top 256%)
25K15.53 mi2.42 mi6520+1995865+1685865+1685645(Top 21%)5177(Top 34%)5177(Top 231%)
30K18.64 mi3.11 mi6339+1815721+1445721+1445840(Top 22%)5254(Top 35%)5254(Top 234%)
20M20.00 mi1.36 mi6242+975637+845637+845560(Top 21%)4972(Top 33%)4972(Top 222%)
21M21.00 mi1.00 mi6267-255642-55642-57515(Top 28%)6183(Top 41%)6183(Top 276%)
35K21.75 mi0.75 mi6270-35643-15643-17128(Top 27%)5968(Top 39%)5968(Top 266%)
23M23.00 mi1.25 mi6260+105621+225621+227150(Top 27%)5910(Top 39%)5910(Top 264%)
24M24.00 mi1.00 mi6149+1115523+985523+985021(Top 19%)4439(Top 29%)4439(Top 198%)
40K24.85 mi0.85 mi6118+315490+335490+336117(Top 23%)5091(Top 34%)5091(Top 227%)
25.2M25.20 mi0.35 mi6101+175471+195471+196291(Top 24%)5127(Top 34%)5127(Top 229%)
Finish26.22 mi1.02 mi6078+235442+295442+296495(Top 24%)5246(Top 35%)5246(Top 234%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 24%
×21story building
+97ft-345ft

Overall

6479

Males

5838

M40-44

5838

5K→10K

3.1 - 6.2 mi

Top 28%
×5story building
+79ft-138ft

Overall

7389

Males

6522

M40-44

6522

10K→15K

6.2 - 9.3 mi

Top 24%
×3story building
+67ft-78ft

Overall

6479

Males

5838

M40-44

5838

15K→20K

9.3 - 12.4 mi

Top 24%
×5story building
+106ft-86ft

Overall

6392

Males

5763

M40-44

5763

20K→Half

12.4 - 13.1 mi

Top 24%
×2story building
+19ft-37ft

Overall

6326

Males

5736

M40-44

5736

Half→25K

13.1 - 15.5 mi

Top 21%
×4story building
+66ft-88ft

Overall

5645

Males

5177

M40-44

5177

25K→30K

15.5 - 18.6 mi

Top 22%
×9story building
+181ft-148ft

Overall

5840

Males

5254

M40-44

5254

30K→20M

18.6 - 20.0 mi

Top 21%
×5story building
+64ft-50ft

Overall

5560

Males

4972

M40-44

4972

20M→21M

20.0 - 21.0 mi

Top 28%
×8story building
+106ft-24ft

Overall

7515

Males

6183

M40-44

6183

21M→35K

21.0 - 21.8 mi

Top 27%
×7story building
+17ft-86ft

Overall

7128

Males

5968

M40-44

5968

35K→23M

21.8 - 23.0 mi

Top 27%
×5story building
+23ft-63ft

Overall

7150

Males

5910

M40-44

5910

23M→24M

23.0 - 24.0 mi

Top 19%
×6story building
+12ft-82ft

Overall

5021

Males

4439

M40-44

4439

24M→40K

24.0 - 24.9 mi

Top 23%
×1story
+6ft-20ft

Overall

6117

Males

5091

M40-44

5091

40K→25.2M

24.9 - 25.2 mi

Top 24%
×1story
+13ft-16ft

Overall

6291

Males

5127

M40-44

5127

25.2M→Finish

25.2 - 26.2 mi

Top 24%
×2story building
+22ft-21ft

Overall

6495

Males

5246

M40-44

5246

Passing Analysis

Category:
Athletes Passed
1595
Passed By
694
Net Change
+901
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#6979
5K → 10K131295-164#6979#7143
10K → 15K30540+265#7143#6878
15K → 20K16633+133#6878#6745
20K → Half359+26#6745#6719
Half → 25K2067+199#6719#6520
25K → 30K21433+181#6520#6339
30K → 20M11114+97#6339#6242
20M → 21M5580-25#6242#6267
21M → 35K2730-3#6267#6270
35K → 23M7464+10#6270#6260
23M → 24M12211+111#6260#6149
24M → 40K6029+31#6149#6118
40K → 25.2M3215+17#6118#6101
25.2M → Finish5734+23#6101#6078
TOTALS1595694+901
📊

Passing Visuals

Category:
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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