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BOSTON MARATHON 2023

Steven Johnson

Bib: 13325•M

KY

0:00
0:00
/ mi
Masters
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Overall
#0 / 26622
Top 48%
Gender (Male)
#0 / 15176
Masters (Masters Men)
#0 / 9891
Division (M45-49)
#0 / 2252
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
7:27/mi
23:08
↑ 97↓ 3451.5%
10K· 6.21 mi
7:08/mi
45:17
↑ 79↓ 1380.4%
15K· 9.32 mi
7:16/mi
1:07:53
↑ 67↓ 78
20K· 12.43 mi
7:48/mi
1:32:07
↑ 106↓ 860.1%
Half· 13.11 mi
7:58/mi
1:37:33
↑ 19↓ 370.5%
25K· 15.53 mi
8:12/mi
1:57:26
↑ 66↓ 880.2%
30K· 18.64 mi
8:40/mi
2:24:23
↑ 181↓ 1480.2%
20M
8:43/mi
2:36:14
↑ 64↓ 500.2%
21M
9:30/mi
2:45:44
↑ 106↓ 241.6%
35K· 21.75 mi
8:31/mi
2:52:06
↑ 17↓ 861.7%
23M
8:52/mi
3:03:12
↑ 23↓ 630.6%
24M
8:32/mi
3:11:44
↓ 821.3%
40K· 24.85 mi
8:59/mi
3:19:25
↓ 200.3%
25.2M
9:31/mi
3:22:42
↑ 13↓ 160.2%
Finish· 26.22 mi
8:34/mi
3:31:26
↑ 22↓ 21

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:37:33
Pace7:26 /mi
2nd Half
Distance13.11 mi
Time1:53:53
Pace8:41 /mi
📊Positive Split: 16.7% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:51:4523:087:2723:08
7:27
-
10K
6.21 mi11:13:5445:177:1722:09
7:08
-0:19
15K
9.32 mi11:36:301:07:537:1722:36
7:16
+0:08
20K
12.43 mi12:00:441:32:077:2524:14
7:48
+0:32
Half
13.11 mi12:06:101:37:337:265:26
7:58
+0:10
25K
15.53 mi12:26:031:57:267:3419:53
8:12
+0:14
30K
18.64 mi12:53:002:24:237:4526:57
8:40
+0:28
20M
20.00 mi13:04:512:36:147:4911:51
8:43
+0:03
21M
21.00 mi13:14:212:45:447:549:30
9:30
+0:47
35K
21.75 mi13:20:432:52:067:556:22
8:31
-0:59
23M
23.00 mi13:31:493:03:127:5811:06
8:52
+0:21
24M
24.00 mi13:40:213:11:447:598:32
8:32
-0:20
40K
24.85 mi13:48:023:19:258:017:41
8:59
+0:27
25.2M
25.20 mi13:51:193:22:428:033:17
9:31
+0:32
Finish
26.22 mi14:00:033:31:268:048:44
8:34
-0:57

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

7:08 /mi

Average Pace

8:04 /mi

Slowest Pace

9:31 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

1:37:33

46% of race

Time at Steady Pace

1:33:25

44% of race

Time at Slower Pace

20:28

10% of race

Average Pace: 8:04 /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 mi10:51:4523:087:2723:08
7:27
#9190
10K
6.21 mi11:13:5445:177:1722:09
7:08
#8362
15K
9.32 mi11:36:301:07:537:1722:36
7:16
#8331
20K
12.43 mi12:00:441:32:077:2524:14
7:48
#9096
Half
13.11 mi12:06:101:37:337:265:26
7:58
#9351
25K
15.53 mi12:26:031:57:267:3419:53
8:12
#10136
30K
18.64 mi12:53:002:24:237:4526:57
8:40
#11135
20M
20.00 mi13:04:512:36:147:4911:51
8:43
#11464
21M
21.00 mi13:14:212:45:447:549:30
9:30
#11794
35K
21.75 mi13:20:432:52:067:556:22
8:31
#11949
23M
23.00 mi13:31:493:03:127:5811:06
8:52
#12181
24M
24.00 mi13:40:213:11:447:598:32
8:32
#12297
40K
24.85 mi13:48:023:19:258:017:41
8:59
#12473
25.2M
25.20 mi13:51:193:22:428:033:17
9:31
#12520
Finish
26.22 mi14:00:033:31:268:048:44
8:34
#12653
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM45-49Seg. OverallSeg. MalesSeg. M45-49
5K3.11 mi3.11 mi9190771577158355(Top 31%)7148(Top 47%)7148(Top 317%)
10K6.21 mi3.10 mi8362+8287190+5257190+5257618(Top 29%)6689(Top 44%)6689(Top 297%)
15K9.32 mi3.11 mi8331+317166+247166+248355(Top 31%)7148(Top 47%)7148(Top 317%)
20K12.43 mi3.11 mi9096-7657609-4437609-44311739(Top 44%)8910(Top 59%)8910(Top 396%)
Half13.11 mi0.68 mi9351-2557760-1517760-15114007(Top 53%)9890(Top 65%)9890(Top 439%)
25K15.53 mi2.42 mi10136-7858204-4448204-44414214(Top 53%)9847(Top 65%)9847(Top 437%)
30K18.64 mi3.11 mi11135-9998635-4318635-43115343(Top 58%)10184(Top 67%)10184(Top 452%)
20M20.00 mi1.36 mi11464-3298752-1178752-11714953(Top 56%)9963(Top 66%)9963(Top 442%)
21M21.00 mi1.00 mi11794-3308878-1268878-12615936(Top 60%)10320(Top 68%)10320(Top 458%)
35K21.75 mi0.75 mi11949-1558942-648942-6415343(Top 58%)9996(Top 66%)9996(Top 444%)
23M23.00 mi1.25 mi12181-2329008-669008-6615327(Top 58%)9943(Top 66%)9943(Top 442%)
24M24.00 mi1.00 mi12297-1169038-309038-3014643(Top 55%)9576(Top 63%)9576(Top 425%)
40K24.85 mi0.85 mi12473-1769099-619099-6116042(Top 60%)10139(Top 67%)10139(Top 450%)
25.2M25.20 mi0.35 mi12520-479109-109109-1015215(Top 57%)9756(Top 64%)9756(Top 433%)
Finish26.22 mi1.02 mi12653-1339143-349143-3415790(Top 59%)10074(Top 66%)10074(Top 447%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 31%
×21story building
+97ft-345ft

Overall

8355

Males

7148

M45-49

7148

5K→10K

3.1 - 6.2 mi

Top 29%
×5story building
+79ft-138ft

Overall

7618

Males

6689

M45-49

6689

10K→15K

6.2 - 9.3 mi

Top 31%
×3story building
+67ft-78ft

Overall

8355

Males

7148

M45-49

7148

15K→20K

9.3 - 12.4 mi

Top 44%
×5story building
+106ft-86ft

Overall

11739

Males

8910

M45-49

8910

20K→Half

12.4 - 13.1 mi

Top 53%
×2story building
+19ft-37ft

Overall

14007

Males

9890

M45-49

9890

Half→25K

13.1 - 15.5 mi

Top 53%
×4story building
+66ft-88ft

Overall

14214

Males

9847

M45-49

9847

25K→30K

15.5 - 18.6 mi

Top 58%
×9story building
+181ft-148ft

Overall

15343

Males

10184

M45-49

10184

30K→20M

18.6 - 20.0 mi

Top 56%
×5story building
+64ft-50ft

Overall

14953

Males

9963

M45-49

9963

20M→21M

20.0 - 21.0 mi

Top 60%
×8story building
+106ft-24ft

Overall

15936

Males

10320

M45-49

10320

21M→35K

21.0 - 21.8 mi

Top 58%
×7story building
+17ft-86ft

Overall

15343

Males

9996

M45-49

9996

35K→23M

21.8 - 23.0 mi

Top 58%
×5story building
+23ft-63ft

Overall

15327

Males

9943

M45-49

9943

23M→24M

23.0 - 24.0 mi

Top 55%
×6story building
+12ft-82ft

Overall

14643

Males

9576

M45-49

9576

24M→40K

24.0 - 24.9 mi

Top 60%
×1story
+6ft-20ft

Overall

16042

Males

10139

M45-49

10139

40K→25.2M

24.9 - 25.2 mi

Top 57%
×1story
+13ft-16ft

Overall

15215

Males

9756

M45-49

9756

25.2M→Finish

25.2 - 26.2 mi

Top 59%
×2story building
+22ft-21ft

Overall

15790

Males

10074

M45-49

10074

Passing Analysis

Category:
Athletes Passed
1281
Passed By
4742
Net Change
-3463
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#9190
5K → 10K85931+828#9190#8362
10K → 15K155124+31#8362#8331
15K → 20K22787-765#8331#9096
20K → Half0255-255#9096#9351
Half → 25K20803-785#9351#10136
25K → 30K241023-999#10136#11135
30K → 20M25354-329#11135#11464
20M → 21M20350-330#11464#11794
21M → 35K17172-155#11794#11949
35K → 23M35267-232#11949#12181
23M → 24M31147-116#12181#12297
24M → 40K21197-176#12297#12473
40K → 25.2M2067-47#12473#12520
25.2M → Finish32165-133#12520#12653
TOTALS12814742-3463
📊

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