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BOSTON MARATHON 2023

Jon Cross

Bib: 5560•M

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 (M65-69)
#0 / 549
Top 0.9%
Race Day Weather
49°/39°F
light intensity drizzle

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
21:16
Rank: #5111
Start → 5K
21:16 | 6:51/mi
10K· 6.21 mi
42:24
Rank: #5159 (-48)
5K → 10K
21:08 | 6:48/mi
15K· 9.32 mi
1:03:38
Rank: #5243 (-84)
10K → 15K
21:14 | 6:50/mi
20K· 12.43 mi
1:25:04
Rank: #5278 (-35)
15K → 20K
21:26 | 6:54/mi
Half· 13.11 mi
1:29:38
Rank: #5237 (+41)
20K → Half
4:34 | 6:42/mi
25K· 15.53 mi
1:46:23
Rank: #5176 (+61)
Half → 25K
16:45 | 6:55/mi
30K· 18.64 mi
2:09:16
Rank: #5445 (-269)
25K → 30K
22:53 | 7:22/mi
20M
2:19:26
Rank: #5495 (-50)
30K → 20M
10:10 | 7:29/mi
21M
2:27:28
Rank: #5555 (-60)
20M → 21M
8:02 | 8:02/mi
35K· 21.75 mi
2:32:59
Rank: #5596 (-41)
21M → 35K
5:31 | 7:22/mi
23M
2:42:43
Rank: #5660 (-64)
35K → 23M
9:44 | 7:46/mi
24M
2:50:21
Rank: #5727 (-67)
23M → 24M
7:38 | 7:38/mi
40K· 24.85 mi
2:57:08
Rank: #5795 (-68)
24M → 40K
6:47 | 7:56/mi
25.2M
3:00:12
Rank: #5858 (-63)
40K → 25.2M
3:04 | 8:54/mi
Finish· 26.22 mi
3:08:31
Rank: #6055 (-197)
25.2M → Finish
8:19 | 8:10/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:29:38
Pace6:50 /mi
2nd Half
Distance13.11 mi
Time1:38:53
Pace7:33 /mi
📊Positive Split: 10.3% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:23:4421:166:5121:16
6:51
-
10K
6.21 mi10:44:5242:246:4921:08
6:48
-0:03
15K
9.32 mi11:06:061:03:386:5021:14
6:50
+0:02
20K
12.43 mi11:27:321:25:046:5121:26
6:54
+0:04
Half
13.11 mi11:32:061:29:386:504:34
6:42
-0:12
25K
15.53 mi11:48:511:46:236:5116:45
6:55
+0:13
30K
18.64 mi12:11:442:09:166:5622:53
7:22
+0:27
20M
20.00 mi12:21:542:19:266:5810:10
7:29
+0:07
21M
21.00 mi12:29:562:27:287:018:02
8:02
+0:33
35K
21.75 mi12:35:272:32:597:025:31
7:22
-0:40
23M
23.00 mi12:45:112:42:437:049:44
7:46
+0:24
24M
24.00 mi12:52:492:50:217:067:38
7:38
-0:08
40K
24.85 mi12:59:362:57:087:086:47
7:56
+0:18
25.2M
25.20 mi13:02:403:00:127:093:04
8:54
+0:58
Finish
26.22 mi13:10:593:08:317:128:19
8:10
-0:44

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

6:42 /mi

Average Pace

7:12 /mi

Slowest Pace

8:54 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

1:46:23

56% of race

Time at Steady Pace

46:12

25% of race

Time at Slower Pace

35:56

19% of race

Average Pace: 7:11 /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 mi10:23:4421:166:5121:16
6:51
#5111
10K
6.21 mi10:44:5242:246:4921:08
6:48
#5159
15K
9.32 mi11:06:061:03:386:5021:14
6:50
#5243
20K
12.43 mi11:27:321:25:046:5121:26
6:54
#5278
Half
13.11 mi11:32:061:29:386:504:34
6:42
#5237
25K
15.53 mi11:48:511:46:236:5116:45
6:55
#5176
30K
18.64 mi12:11:442:09:166:5622:53
7:22
#5445
20M
20.00 mi12:21:542:19:266:5810:10
7:29
#5495
21M
21.00 mi12:29:562:27:287:018:02
8:02
#5555
35K
21.75 mi12:35:272:32:597:025:31
7:22
#5596
23M
23.00 mi12:45:112:42:437:049:44
7:46
#5660
24M
24.00 mi12:52:492:50:217:067:38
7:38
#5727
40K
24.85 mi12:59:362:57:087:086:47
7:56
#5795
25.2M
25.20 mi13:02:403:00:127:093:04
8:54
#5858
Finish
26.22 mi13:10:593:08:317:128:19
8:10
#6055
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM65-69Seg. OverallSeg. MalesSeg. M65-69
5K3.11 mi3.11 mi5111474247425435(Top 20%)5012(Top 33%)5012(Top 913%)
10K6.21 mi3.10 mi5159-484779-374779-375327(Top 20%)4922(Top 32%)4922(Top 897%)
15K9.32 mi3.11 mi5243-844857-784857-785435(Top 20%)5012(Top 33%)5012(Top 913%)
20K12.43 mi3.11 mi5278-354891-344891-345345(Top 20%)4935(Top 33%)4935(Top 899%)
Half13.11 mi0.68 mi5237+414854+374854+374342(Top 16%)4066(Top 27%)4066(Top 741%)
25K15.53 mi2.42 mi5176+614798+564798+565022(Top 19%)4647(Top 31%)4647(Top 846%)
30K18.64 mi3.11 mi5445-2695023-2255023-2256386(Top 24%)5647(Top 37%)5647(Top 1029%)
20M20.00 mi1.36 mi5495-505054-315054-316642(Top 25%)5730(Top 38%)5730(Top 1044%)
21M21.00 mi1.00 mi5555-605098-445098-447514(Top 28%)6182(Top 41%)6182(Top 1126%)
35K21.75 mi0.75 mi5596-415133-355133-357578(Top 28%)6220(Top 41%)6220(Top 1133%)
23M23.00 mi1.25 mi5660-645163-305163-308196(Top 31%)6514(Top 43%)6514(Top 1187%)
24M24.00 mi1.00 mi5727-675203-405203-408582(Top 32%)6649(Top 44%)6649(Top 1211%)
40K24.85 mi0.85 mi5795-685242-395242-399541(Top 36%)7088(Top 47%)7088(Top 1291%)
25.2M25.20 mi0.35 mi5858-635286-445286-4411764(Top 44%)8107(Top 53%)8107(Top 1477%)
Finish26.22 mi1.02 mi6055-1975423-1375423-13713127(Top 49%)8823(Top 58%)8823(Top 1607%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 20%
×21stories
+97ft-345ft

Overall

5435

Males

5012

M65-69

5012

5K→10K

3.1 - 6.2 mi

Top 20%
×5stories
+79ft-138ft

Overall

5327

Males

4922

M65-69

4922

10K→15K

6.2 - 9.3 mi

Top 20%
×3stories
+67ft-78ft

Overall

5435

Males

5012

M65-69

5012

15K→20K

9.3 - 12.4 mi

Top 20%
×5stories
+106ft-86ft

Overall

5345

Males

4935

M65-69

4935

20K→Half

12.4 - 13.1 mi

Top 16%
×2stories
+19ft-37ft

Overall

4342

Males

4066

M65-69

4066

Half→25K

13.1 - 15.5 mi

Top 19%
×4stories
+66ft-88ft

Overall

5022

Males

4647

M65-69

4647

25K→30K

15.5 - 18.6 mi

Top 24%
×9stories
+181ft-148ft

Overall

6386

Males

5647

M65-69

5647

30K→20M

18.6 - 20.0 mi

Top 25%
×5stories
+64ft-50ft

Overall

6642

Males

5730

M65-69

5730

20M→21M

20.0 - 21.0 mi

Top 28%
×8stories
+106ft-24ft

Overall

7514

Males

6182

M65-69

6182

21M→35K

21.0 - 21.8 mi

Top 28%
×7stories
+17ft-86ft

Overall

7578

Males

6220

M65-69

6220

35K→23M

21.8 - 23.0 mi

Top 31%
×5stories
+23ft-63ft

Overall

8196

Males

6514

M65-69

6514

23M→24M

23.0 - 24.0 mi

Top 32%
×6stories
+12ft-82ft

Overall

8582

Males

6649

M65-69

6649

24M→40K

24.0 - 24.9 mi

Top 36%
×1story
+6ft-20ft

Overall

9541

Males

7088

M65-69

7088

40K→25.2M

24.9 - 25.2 mi

Top 44%
×1story
+13ft-16ft

Overall

11764

Males

8107

M65-69

8107

25.2M→Finish

25.2 - 26.2 mi

Top 49%
×2stories
+22ft-21ft

Overall

13127

Males

8823

M65-69

8823

Passing Analysis

Category:
Athletes Passed
825
Passed By
1769
Net Change
-944
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#5111
5K → 10K175223-48#5111#5159
10K → 15K76160-84#5159#5243
15K → 20K105140-35#5243#5278
20K → Half509+41#5278#5237
Half → 25K12362+61#5237#5176
25K → 30K73342-269#5176#5445
30K → 20M3888-50#5445#5495
20M → 21M3090-60#5495#5555
21M → 35K2566-41#5555#5596
35K → 23M55119-64#5596#5660
23M → 24M2693-67#5660#5727
24M → 40K2896-68#5727#5795
40K → 25.2M568-63#5795#5858
25.2M → Finish16213-197#5858#6055
TOTALS8251769-944
📊

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