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BOSTON MARATHON 2023

Jackson Rich

Bib: 25128•M

MA

0:00
0:00
/ mi
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Overall
#0 / 26622
Gender (Male)
#0 / 15176
Division (M18-39)
#0 / 5285
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
7:52/mi
24:27
↑ 97↓ 3451.5%
10K· 6.21 mi
7:51/mi
48:50
↑ 79↓ 1380.4%
15K· 9.32 mi
8:02/mi
1:13:46
↑ 67↓ 78
20K· 12.43 mi
7:59/mi
1:38:33
↑ 106↓ 860.1%
Half· 13.11 mi
7:55/mi
1:43:57
↑ 19↓ 370.5%
25K· 15.53 mi
8:17/mi
2:04:02
↑ 66↓ 880.2%
30K· 18.64 mi
8:15/mi
2:29:41
↑ 181↓ 1480.2%
20M
8:23/mi
2:41:04
↑ 64↓ 500.2%
21M
9:19/mi
2:50:23
↑ 106↓ 241.6%
35K· 21.75 mi
8:17/mi
2:56:35
↑ 17↓ 861.7%
23M
9:16/mi
3:08:11
↑ 23↓ 630.6%
24M
8:58/mi
3:17:09
↓ 821.3%
40K· 24.85 mi
9:20/mi
3:25:08
↓ 200.3%
25.2M
10:29/mi
3:28:45
↑ 13↓ 160.2%
Finish· 26.22 mi
9:02/mi
3:37:57
↑ 22↓ 21

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:43:57
Pace7:56 /mi
2nd Half
Distance13.11 mi
Time1:54:00
Pace8:42 /mi
📊Positive Split: 9.7% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:42:5124:277:5224:27
7:52
-
10K
6.21 mi12:07:1448:507:5224:23
7:51
-0:01
15K
9.32 mi12:32:101:13:467:5524:56
8:02
+0:11
20K
12.43 mi12:56:571:38:337:5624:47
7:59
-0:03
Half
13.11 mi13:02:211:43:577:565:24
7:55
-0:04
25K
15.53 mi13:22:262:04:027:5920:05
8:17
+0:22
30K
18.64 mi13:48:052:29:418:0225:39
8:15
-0:02
20M
20.00 mi13:59:282:41:048:0311:23
8:23
+0:08
21M
21.00 mi14:08:472:50:238:079:19
9:19
+0:56
35K
21.75 mi14:14:592:56:358:076:12
8:17
-1:02
23M
23.00 mi14:26:353:08:118:1111:36
9:16
+0:59
24M
24.00 mi14:35:333:17:098:138:58
8:58
-0:18
40K
24.85 mi14:43:323:25:088:157:59
9:20
+0:22
25.2M
25.20 mi14:47:093:28:458:173:37
10:29
+1:09
Finish
26.22 mi14:56:213:37:578:199:12
9:02
-1:27

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

7:51 /mi

Average Pace

8:19 /mi

Slowest Pace

10:29 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

54:14

25% of race

Time at Steady Pace

1:53:02

52% of race

Time at Slower Pace

50:41

23% of race

Average Pace: 8:19 /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 mi11:42:5124:277:5224:27
7:52
#12990
10K
6.21 mi12:07:1448:507:5224:23
7:51
#13255
15K
9.32 mi12:32:101:13:467:5524:56
8:02
#13693
20K
12.43 mi12:56:571:38:337:5624:47
7:59
#13536
Half
13.11 mi13:02:211:43:577:565:24
7:55
#13548
25K
15.53 mi13:22:262:04:027:5920:05
8:17
#13745
30K
18.64 mi13:48:052:29:418:0225:39
8:15
#13511
20M
20.00 mi13:59:282:41:048:0311:23
8:23
#13454
21M
21.00 mi14:08:472:50:238:079:19
9:19
#13551
35K
21.75 mi14:14:592:56:358:076:12
8:17
#13562
23M
23.00 mi14:26:353:08:118:1111:36
9:16
#13822
24M
24.00 mi14:35:333:17:098:138:58
8:58
#13975
40K
24.85 mi14:43:323:25:088:157:59
9:20
#14159
25.2M
25.20 mi14:47:093:28:458:173:37
10:29
#14255
Finish
26.22 mi14:56:213:37:578:199:12
9:02
#14420
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM18-39Seg. OverallSeg. MalesSeg. M18-39
5K3.11 mi3.11 mi129909543954314578(Top 55%)10130(Top 67%)10130(Top 192%)
10K6.21 mi3.10 mi13255-2659642-999642-9913531(Top 51%)9766(Top 64%)9766(Top 185%)
15K9.32 mi3.11 mi13693-4389798-1569798-15614578(Top 55%)10130(Top 67%)10130(Top 192%)
20K12.43 mi3.11 mi13536+1579718+809718+8013238(Top 50%)9550(Top 63%)9550(Top 181%)
Half13.11 mi0.68 mi13548-129726-89726-813659(Top 51%)9769(Top 64%)9769(Top 185%)
25K15.53 mi2.42 mi13745-1979774-489774-4814820(Top 56%)10085(Top 66%)10085(Top 191%)
30K18.64 mi3.11 mi13511+2349650+1249650+12412724(Top 48%)9116(Top 60%)9116(Top 172%)
20M20.00 mi1.36 mi13454+579607+439607+4312862(Top 48%)9068(Top 60%)9068(Top 172%)
21M21.00 mi1.00 mi13551-979627-209627-2015048(Top 57%)9944(Top 66%)9944(Top 188%)
35K21.75 mi0.75 mi13562-119622+59622+514010(Top 53%)9429(Top 62%)9429(Top 178%)
23M23.00 mi1.25 mi13822-2609690-689690-6817339(Top 65%)10844(Top 71%)10844(Top 205%)
24M24.00 mi1.00 mi13975-1539719-299719-2917055(Top 64%)10645(Top 70%)10645(Top 201%)
40K24.85 mi0.85 mi14159-1849769-509769-5017654(Top 66%)10858(Top 72%)10858(Top 205%)
25.2M25.20 mi0.35 mi14255-969798-299798-2919002(Top 71%)11458(Top 76%)11458(Top 217%)
Finish26.22 mi1.02 mi14420-1659851-539851-5318081(Top 68%)11110(Top 73%)11110(Top 210%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 55%
×21story building
+97ft-345ft

Overall

14578

Males

10130

M18-39

10130

5K→10K

3.1 - 6.2 mi

Top 51%
×5story building
+79ft-138ft

Overall

13531

Males

9766

M18-39

9766

10K→15K

6.2 - 9.3 mi

Top 55%
×3story building
+67ft-78ft

Overall

14578

Males

10130

M18-39

10130

15K→20K

9.3 - 12.4 mi

Top 50%
×5story building
+106ft-86ft

Overall

13238

Males

9550

M18-39

9550

20K→Half

12.4 - 13.1 mi

Top 51%
×2story building
+19ft-37ft

Overall

13659

Males

9769

M18-39

9769

Half→25K

13.1 - 15.5 mi

Top 56%
×4story building
+66ft-88ft

Overall

14820

Males

10085

M18-39

10085

25K→30K

15.5 - 18.6 mi

Top 48%
×9story building
+181ft-148ft

Overall

12724

Males

9116

M18-39

9116

30K→20M

18.6 - 20.0 mi

Top 48%
×5story building
+64ft-50ft

Overall

12862

Males

9068

M18-39

9068

20M→21M

20.0 - 21.0 mi

Top 57%
×8story building
+106ft-24ft

Overall

15048

Males

9944

M18-39

9944

21M→35K

21.0 - 21.8 mi

Top 53%
×7story building
+17ft-86ft

Overall

14010

Males

9429

M18-39

9429

35K→23M

21.8 - 23.0 mi

Top 65%
×5story building
+23ft-63ft

Overall

17339

Males

10844

M18-39

10844

23M→24M

23.0 - 24.0 mi

Top 64%
×6story building
+12ft-82ft

Overall

17055

Males

10645

M18-39

10645

24M→40K

24.0 - 24.9 mi

Top 66%
×1story
+6ft-20ft

Overall

17654

Males

10858

M18-39

10858

40K→25.2M

24.9 - 25.2 mi

Top 71%
×1story
+13ft-16ft

Overall

19002

Males

11458

M18-39

11458

25.2M→Finish

25.2 - 26.2 mi

Top 68%
×2story building
+22ft-21ft

Overall

18081

Males

11110

M18-39

11110

Passing Analysis

Category:
Athletes Passed
1278
Passed By
2708
Net Change
-1430
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#12990
5K → 10K188453-265#12990#13255
10K → 15K69507-438#13255#13693
15K → 20K25194+157#13693#13536
20K → Half2537-12#13536#13548
Half → 25K78275-197#13548#13745
25K → 30K30571+234#13745#13511
30K → 20M11356+57#13511#13454
20M → 21M63160-97#13454#13551
21M → 35K5566-11#13551#13562
35K → 23M35295-260#13562#13822
23M → 24M29182-153#13822#13975
24M → 40K33217-184#13975#14159
40K → 25.2M6102-96#14159#14255
25.2M → Finish28193-165#14255#14420
TOTALS12782708-1430
📊

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