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BOSTON MARATHON 2023

Daniel Joseph

Bib: 29204•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
7:51/mi
24:22
↑ 97↓ 3451.5%
10K· 6.21 mi
7:50/mi
48:42
↑ 79↓ 1380.4%
15K· 9.32 mi
8:16/mi
1:14:23
↑ 67↓ 78
20K· 12.43 mi
9:08/mi
1:42:45
↑ 106↓ 860.1%
Half· 13.11 mi
9:05/mi
1:48:57
↑ 19↓ 370.5%
25K· 15.53 mi
10:04/mi
2:13:21
↑ 66↓ 880.2%
30K· 18.64 mi
11:02/mi
2:47:38
↑ 181↓ 1480.2%
20M
11:21/mi
3:03:03
↑ 64↓ 500.2%
21M
11:57/mi
3:15:00
↑ 106↓ 241.6%
35K· 21.75 mi
10:47/mi
3:23:04
↑ 17↓ 861.7%
23M
10:23/mi
3:36:04
↑ 23↓ 630.6%
24M
11:35/mi
3:47:39
↓ 821.3%
40K· 24.85 mi
10:28/mi
3:56:36
↓ 200.3%
25.2M
11:53/mi
4:00:42
↑ 13↓ 160.2%
Finish· 26.22 mi
10:00/mi
4:10:53
↑ 22↓ 21

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:48:57
Pace8:19 /mi
2nd Half
Distance13.11 mi
Time2:21:56
Pace10:50 /mi
📊Positive Split: 30.3% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:40:5024:227:5124:22
7:51
-
10K
6.21 mi12:05:1048:427:5024:20
7:50
-0:01
15K
9.32 mi12:30:511:14:237:5925:41
8:16
+0:26
20K
12.43 mi12:59:131:42:458:1628:22
9:08
+0:52
Half
13.11 mi13:05:251:48:578:196:12
9:05
-0:03
25K
15.53 mi13:29:492:13:218:3524:24
10:04
+0:59
30K
18.64 mi14:04:062:47:389:0034:17
11:02
+0:58
20M
20.00 mi14:19:313:03:039:0915:25
11:21
+0:19
21M
21.00 mi14:31:283:15:009:1711:57
11:57
+0:36
35K
21.75 mi14:39:323:23:049:208:04
10:47
-1:10
23M
23.00 mi14:52:323:36:049:2413:00
10:23
-0:24
24M
24.00 mi15:04:073:47:399:2911:35
11:35
+1:12
40K
24.85 mi15:13:043:56:369:318:57
10:28
-1:07
25.2M
25.20 mi15:17:104:00:429:334:06
11:53
+1:25
Finish
26.22 mi15:27:214:10:539:3510:11
10:00
-1:53

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

7:50 /mi

Average Pace

9:35 /mi

Slowest Pace

11:57 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

1:48:57

43% of race

Time at Steady Pace

1:38:53

39% of race

Time at Slower Pace

43:03

17% of race

Average Pace: 9:34 /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 mi11:40:5024:227:5124:22
7:51
#12799
10K
6.21 mi12:05:1048:427:5024:20
7:50
#13072
15K
9.32 mi12:30:511:14:237:5925:41
8:16
#14232
20K
12.43 mi12:59:131:42:458:1628:22
9:08
#16047
Half
13.11 mi13:05:251:48:578:196:12
9:05
#16376
25K
15.53 mi13:29:492:13:218:3524:24
10:04
#17857
30K
18.64 mi14:04:062:47:389:0034:17
11:02
#19566
20M
20.00 mi14:19:313:03:039:0915:25
11:21
#20062
21M
21.00 mi14:31:283:15:009:1711:57
11:57
#20285
35K
21.75 mi14:39:323:23:049:208:04
10:47
#20408
23M
23.00 mi14:52:323:36:049:2413:00
10:23
#20447
24M
24.00 mi15:04:073:47:399:2911:35
11:35
#20690
40K
24.85 mi15:13:043:56:369:318:57
10:28
#20699
25.2M
25.20 mi15:17:104:00:429:334:06
11:53
#20734
Finish
26.22 mi15:27:214:10:539:3510:11
10:00
#20753
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM18-39Seg. OverallSeg. MalesSeg. M18-39
5K3.11 mi3.11 mi127999451945116344(Top 61%)10819(Top 71%)10819(Top 205%)
10K6.21 mi3.10 mi13072-2739562-1119562-11113433(Top 50%)9733(Top 64%)9733(Top 184%)
15K9.32 mi3.11 mi14232-116010014-45210014-45216344(Top 61%)10819(Top 71%)10819(Top 205%)
20K12.43 mi3.11 mi16047-181510692-67810692-67820290(Top 76%)12432(Top 82%)12432(Top 235%)
Half13.11 mi0.68 mi16376-32910817-12510817-12520836(Top 78%)12656(Top 83%)12656(Top 239%)
25K15.53 mi2.42 mi17857-148111386-56911386-56922369(Top 84%)13302(Top 88%)13302(Top 252%)
30K18.64 mi3.11 mi19566-170912076-69012076-69023142(Top 87%)13580(Top 89%)13580(Top 257%)
20M20.00 mi1.36 mi20062-49612261-18512261-18523267(Top 87%)13581(Top 89%)13581(Top 257%)
21M21.00 mi1.00 mi20285-22312350-8912350-8922694(Top 85%)13284(Top 88%)13284(Top 251%)
35K21.75 mi0.75 mi20408-12312397-4712397-4722920(Top 86%)13337(Top 88%)13337(Top 252%)
23M23.00 mi1.25 mi20447-3912404-712404-721052(Top 79%)12476(Top 82%)12476(Top 236%)
24M24.00 mi1.00 mi20690-24312499-9512499-9523993(Top 90%)13809(Top 91%)13809(Top 261%)
40K24.85 mi0.85 mi20699-912491+812491+821162(Top 79%)12432(Top 82%)12432(Top 235%)
25.2M25.20 mi0.35 mi20734-3512502-1112502-1122343(Top 84%)13001(Top 86%)13001(Top 246%)
Finish26.22 mi1.02 mi20753-19125021250221766(Top 82%)12747(Top 84%)12747(Top 241%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 61%
×21story building
+97ft-345ft

Overall

16344

Males

10819

M18-39

10819

5K→10K

3.1 - 6.2 mi

Top 50%
×5story building
+79ft-138ft

Overall

13433

Males

9733

M18-39

9733

10K→15K

6.2 - 9.3 mi

Top 61%
×3story building
+67ft-78ft

Overall

16344

Males

10819

M18-39

10819

15K→20K

9.3 - 12.4 mi

Top 76%
×5story building
+106ft-86ft

Overall

20290

Males

12432

M18-39

12432

20K→Half

12.4 - 13.1 mi

Top 78%
×2story building
+19ft-37ft

Overall

20836

Males

12656

M18-39

12656

Half→25K

13.1 - 15.5 mi

Top 84%
×4story building
+66ft-88ft

Overall

22369

Males

13302

M18-39

13302

25K→30K

15.5 - 18.6 mi

Top 87%
×9story building
+181ft-148ft

Overall

23142

Males

13580

M18-39

13580

30K→20M

18.6 - 20.0 mi

Top 87%
×5story building
+64ft-50ft

Overall

23267

Males

13581

M18-39

13581

20M→21M

20.0 - 21.0 mi

Top 85%
×8story building
+106ft-24ft

Overall

22694

Males

13284

M18-39

13284

21M→35K

21.0 - 21.8 mi

Top 86%
×7story building
+17ft-86ft

Overall

22920

Males

13337

M18-39

13337

35K→23M

21.8 - 23.0 mi

Top 79%
×5story building
+23ft-63ft

Overall

21052

Males

12476

M18-39

12476

23M→24M

23.0 - 24.0 mi

Top 90%
×6story building
+12ft-82ft

Overall

23993

Males

13809

M18-39

13809

24M→40K

24.0 - 24.9 mi

Top 79%
×1story
+6ft-20ft

Overall

21162

Males

12432

M18-39

12432

40K→25.2M

24.9 - 25.2 mi

Top 84%
×1story
+13ft-16ft

Overall

22343

Males

13001

M18-39

13001

25.2M→Finish

25.2 - 26.2 mi

Top 82%
×2story building
+22ft-21ft

Overall

21766

Males

12747

M18-39

12747

Passing Analysis

Category:
Athletes Passed
438
Passed By
8392
Net Change
-7954
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#12799
5K → 10K196469-273#12799#13072
10K → 15K181178-1160#13072#14232
15K → 20K151830-1815#14232#16047
20K → Half7336-329#16047#16376
Half → 25K41485-1481#16376#17857
25K → 30K101719-1709#17857#19566
30K → 20M18514-496#19566#20062
20M → 21M23246-223#20062#20285
21M → 35K18141-123#20285#20408
35K → 23M5493-39#20408#20447
23M → 24M9252-243#20447#20690
24M → 40K3443-9#20690#20699
40K → 25.2M641-35#20699#20734
25.2M → Finish2645-19#20734#20753
TOTALS4388392-7954
📊

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