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BOSTON MARATHON 2023

Charlie Johnson

Bib: 1502•M

FL

0:00
0:00
/ mi
Masters
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Overall
#0 / 26622
Top 7%
Gender (Male)
#0 / 15176
Top 11%
Masters (Masters Men)
#0 / 9891
Top 3%
Division (M40-44)
#0 / 2241
Top 9%
Race Day Weather
49°/39°F
light intensity drizzle

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
20:19
Rank: #2481
Start → 5K
20:19 | 6:32/mi
10K· 6.21 mi
40:59
Rank: #3123 (-642)
5K → 10K
20:40 | 6:39/mi
15K· 9.32 mi
1:01:02
Rank: #2810 (+313)
10K → 15K
20:03 | 6:27/mi
20K· 12.43 mi
1:21:27
Rank: #2760 (+50)
15K → 20K
20:25 | 6:34/mi
Half· 13.11 mi
1:25:50
Rank: #2721 (+39)
20K → Half
4:23 | 6:25/mi
25K· 15.53 mi
1:41:13
Rank: #2499 (+222)
Half → 25K
15:23 | 6:21/mi
30K· 18.64 mi
2:01:19
Rank: #2273 (+226)
25K → 30K
20:06 | 6:28/mi
20M
2:10:06
Rank: #2168 (+105)
30K → 20M
8:47 | 6:28/mi
21M
2:16:45
Rank: #2065 (+103)
20M → 21M
6:39 | 6:39/mi
35K· 21.75 mi
2:21:26
Rank: #2032 (+33)
21M → 35K
4:41 | 6:16/mi
23M
2:29:21
Rank: #1907 (+125)
35K → 23M
7:55 | 6:19/mi
24M
2:35:37
Rank: #1856 (+51)
23M → 24M
6:16 | 6:16/mi
40K· 24.85 mi
2:41:01
Rank: #1796 (+60)
24M → 40K
5:24 | 6:19/mi
25.2M
2:43:20
Rank: #1764 (+32)
40K → 25.2M
2:19 | 6:43/mi
Finish· 26.22 mi
2:49:57
Rank: #1777 (-13)
25.2M → Finish
6:37 | 6:30/mi

The Course

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Half Splits

1st Half· via Half
Distance13.11 mi
Time1:25:50
Pace6:33 /mi
2nd Half✓ Faster
Distance13.11 mi
Time1:24:07
Pace6:25 /mi
📊Negative Split: 2.0% faster second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:20:5420:196:3220:19
6:32
-
10K
6.21 mi10:41:3440:596:3620:40
6:39
+0:07
15K
9.32 mi11:01:371:01:026:3320:03
6:27
-0:12
20K
12.43 mi11:22:021:21:276:3320:25
6:34
+0:07
Half
13.11 mi11:26:251:25:506:334:23
6:25
-0:09
25K
15.53 mi11:41:481:41:136:3115:23
6:21
-0:04
30K
18.64 mi12:01:542:01:196:3020:06
6:28
+0:07
20M
20.00 mi12:10:412:10:066:308:47
6:28
0:00
21M
21.00 mi12:17:202:16:456:316:39
6:39
+0:11
35K
21.75 mi12:22:012:21:266:304:41
6:16
-0:23
23M
23.00 mi12:29:562:29:216:307:55
6:19
+0:03
24M
24.00 mi12:36:122:35:376:296:16
6:16
-0:03
40K
24.85 mi12:41:362:41:016:295:24
6:19
+0:03
25.2M
25.20 mi12:43:552:43:206:292:19
6:43
+0:24
Finish
26.22 mi12:50:322:49:576:296:37
6:30
-0:13

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

6:16 /mi

Average Pace

6:29 /mi

Slowest Pace

6:43 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:20:19

83% of race

Time at Steady Pace

29:38

17% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 6:29 /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 mi10:20:5420:196:3220:19
6:32
#2481
10K
6.21 mi10:41:3440:596:3620:40
6:39
#3123
15K
9.32 mi11:01:371:01:026:3320:03
6:27
#2810
20K
12.43 mi11:22:021:21:276:3320:25
6:34
#2760
Half
13.11 mi11:26:251:25:506:334:23
6:25
#2721
25K
15.53 mi11:41:481:41:136:3115:23
6:21
#2499
30K
18.64 mi12:01:542:01:196:3020:06
6:28
#2273
20M
20.00 mi12:10:412:10:066:308:47
6:28
#2168
21M
21.00 mi12:17:202:16:456:316:39
6:39
#2065
35K
21.75 mi12:22:012:21:266:304:41
6:16
#2032
23M
23.00 mi12:29:562:29:216:307:55
6:19
#1907
24M
24.00 mi12:36:122:35:376:296:16
6:16
#1856
40K
24.85 mi12:41:362:41:016:295:24
6:19
#1796
25.2M
25.20 mi12:43:552:43:206:292:19
6:43
#1764
Finish
26.22 mi12:50:322:49:576:296:37
6:30
#1777
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM40-44Seg. OverallSeg. MalesSeg. M40-44
5K3.11 mi3.11 mi2481236723672367(Top 9%)2271(Top 15%)2271(Top 101%)
10K6.21 mi3.10 mi3123-6422965-5982965-5983883(Top 15%)3656(Top 24%)3656(Top 163%)
15K9.32 mi3.11 mi2810+3132682+2832682+2832367(Top 9%)2271(Top 15%)2271(Top 101%)
20K12.43 mi3.11 mi2760+502638+442638+442661(Top 10%)2544(Top 17%)2544(Top 114%)
Half13.11 mi0.68 mi2721+392601+372601+372303(Top 9%)2208(Top 15%)2208(Top 99%)
25K15.53 mi2.42 mi2499+2222392+2092392+2091508(Top 6%)1444(Top 10%)1444(Top 64%)
30K18.64 mi3.11 mi2273+2262181+2112181+2111458(Top 5%)1394(Top 9%)1394(Top 62%)
20M20.00 mi1.36 mi2168+1052078+1032078+1031326(Top 5%)1265(Top 8%)1265(Top 56%)
21M21.00 mi1.00 mi2065+1031978+1001978+100987(Top 4%)939(Top 6%)939(Top 42%)
35K21.75 mi0.75 mi2032+331948+301948+301446(Top 5%)1372(Top 9%)1372(Top 61%)
23M23.00 mi1.25 mi1907+1251827+1211827+121899(Top 3%)855(Top 6%)855(Top 38%)
24M24.00 mi1.00 mi1856+511776+511776+511260(Top 5%)1194(Top 8%)1194(Top 53%)
40K24.85 mi0.85 mi1796+601718+581718+58960(Top 4%)909(Top 6%)909(Top 41%)
25.2M25.20 mi0.35 mi1764+321685+331685+33962(Top 4%)918(Top 6%)918(Top 41%)
Finish26.22 mi1.02 mi1777-131698-131698-132421(Top 9%)2229(Top 15%)2229(Top 99%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 9%
×21stories
+97ft-345ft

Overall

2367

Males

2271

M40-44

2271

5K→10K

3.1 - 6.2 mi

Top 15%
×5stories
+79ft-138ft

Overall

3883

Males

3656

M40-44

3656

10K→15K

6.2 - 9.3 mi

Top 9%
×3stories
+67ft-78ft

Overall

2367

Males

2271

M40-44

2271

15K→20K

9.3 - 12.4 mi

Top 10%
×5stories
+106ft-86ft

Overall

2661

Males

2544

M40-44

2544

20K→Half

12.4 - 13.1 mi

Top 9%
×2stories
+19ft-37ft

Overall

2303

Males

2208

M40-44

2208

Half→25K

13.1 - 15.5 mi

Top 6%
×4stories
+66ft-88ft

Overall

1508

Males

1444

M40-44

1444

25K→30K

15.5 - 18.6 mi

Top 5%
×9stories
+181ft-148ft

Overall

1458

Males

1394

M40-44

1394

30K→20M

18.6 - 20.0 mi

Top 5%
×5stories
+64ft-50ft

Overall

1326

Males

1265

M40-44

1265

20M→21M

20.0 - 21.0 mi

Top 4%
×8stories
+106ft-24ft

Overall

987

Males

939

M40-44

939

21M→35K

21.0 - 21.8 mi

Top 5%
×7stories
+17ft-86ft

Overall

1446

Males

1372

M40-44

1372

35K→23M

21.8 - 23.0 mi

Top 3%
×5stories
+23ft-63ft

Overall

899

Males

855

M40-44

855

23M→24M

23.0 - 24.0 mi

Top 5%
×6stories
+12ft-82ft

Overall

1260

Males

1194

M40-44

1194

24M→40K

24.0 - 24.9 mi

Top 4%
×1story
+6ft-20ft

Overall

960

Males

909

M40-44

909

40K→25.2M

24.9 - 25.2 mi

Top 4%
×1story
+13ft-16ft

Overall

962

Males

918

M40-44

918

25.2M→Finish

25.2 - 26.2 mi

Top 9%
×2stories
+22ft-21ft

Overall

2421

Males

2229

M40-44

2229

Passing Analysis

Category:
Athletes Passed
1475
Passed By
771
Net Change
+704
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#2481
5K → 10K15657-642#2481#3123
10K → 15K3218+313#3123#2810
15K → 20K9242+50#2810#2760
20K → Half445+39#2760#2721
Half → 25K2231+222#2721#2499
25K → 30K2271+226#2499#2273
30K → 20M1072+105#2273#2168
20M → 21M1052+103#2168#2065
21M → 35K385+33#2065#2032
35K → 23M1250+125#2032#1907
23M → 24M543+51#1907#1856
24M → 40K655+60#1856#1796
40K → 25.2M353+32#1796#1764
25.2M → Finish2437-13#1764#1777
TOTALS1475771+704
📊

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