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BOSTON MARATHON 2023

Greg Deresinski

Bib: 8168•M

WA

0:00
0:00
/ mi
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Overall
#0 / 26622
Top 42%
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
6:56/mi
21:33
↑ 97↓ 3451.5%
10K· 6.21 mi
6:56/mi
43:07
↑ 79↓ 1380.4%
15K· 9.32 mi
6:59/mi
1:04:49
↑ 67↓ 78
20K· 12.43 mi
7:07/mi
1:26:57
↑ 106↓ 860.1%
Half· 13.11 mi
7:04/mi
1:31:46
↑ 19↓ 370.5%
25K· 15.53 mi
7:18/mi
1:49:29
↑ 66↓ 880.2%
30K· 18.64 mi
7:56/mi
2:14:09
↑ 181↓ 1480.2%
20M
8:49/mi
2:26:08
↑ 64↓ 500.2%
21M
9:34/mi
2:35:42
↑ 106↓ 241.6%
35K· 21.75 mi
9:16/mi
2:42:38
↑ 17↓ 861.7%
23M
9:57/mi
2:55:06
↑ 23↓ 630.6%
24M
11:02/mi
3:06:08
↓ 821.3%
40K· 24.85 mi
9:07/mi
3:13:56
↓ 200.3%
25.2M
9:49/mi
3:17:19
↑ 13↓ 160.2%
Finish· 26.22 mi
8:51/mi
3:26:20
↑ 22↓ 21

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:31:46
Pace7:00 /mi
2nd Half
Distance13.11 mi
Time1:54:34
Pace8:44 /mi
📊Positive Split: 24.8% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:46:4621:336:5621:33
6:56
-
10K
6.21 mi11:08:2043:076:5621:34
6:56
0:00
15K
9.32 mi11:30:021:04:496:5721:42
6:59
+0:03
20K
12.43 mi11:52:101:26:577:0022:08
7:07
+0:08
Half
13.11 mi11:56:591:31:467:004:49
7:04
-0:03
25K
15.53 mi12:14:421:49:297:0317:43
7:18
+0:14
30K
18.64 mi12:39:222:14:097:1224:40
7:56
+0:38
20M
20.00 mi12:51:212:26:087:1811:59
8:49
+0:53
21M
21.00 mi13:00:552:35:427:259:34
9:34
+0:45
35K
21.75 mi13:07:512:42:387:296:56
9:16
-0:18
23M
23.00 mi13:20:192:55:067:3712:28
9:57
+0:41
24M
24.00 mi13:31:213:06:087:4511:02
11:02
+1:05
40K
24.85 mi13:39:093:13:567:487:48
9:07
-1:55
25.2M
25.20 mi13:42:323:17:197:503:23
9:49
+0:42
Finish
26.22 mi13:51:333:26:207:539:01
8:51
-0:58

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

6:56 /mi

Average Pace

7:53 /mi

Slowest Pace

11:02 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:14:09

65% of race

Time at Steady Pace

35:44

17% of race

Time at Slower Pace

36:27

18% of race

Average Pace: 7:52 /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 mi10:46:4621:336:5621:33
6:56
#5851
10K
6.21 mi11:08:2043:076:5621:34
6:56
#6124
15K
9.32 mi11:30:021:04:496:5721:42
6:59
#6219
20K
12.43 mi11:52:101:26:577:0022:08
7:07
#6333
Half
13.11 mi11:56:591:31:467:004:49
7:04
#6369
25K
15.53 mi12:14:421:49:297:0317:43
7:18
#6491
30K
18.64 mi12:39:222:14:097:1224:40
7:56
#6977
20M
20.00 mi12:51:212:26:087:1811:59
8:49
#7482
21M
21.00 mi13:00:552:35:427:259:34
9:34
#7987
35K
21.75 mi13:07:512:42:387:296:56
9:16
#8470
23M
23.00 mi13:20:192:55:067:3712:28
9:57
#9305
24M
24.00 mi13:31:213:06:087:4511:02
11:02
#10384
40K
24.85 mi13:39:093:13:567:487:48
9:07
#10649
25.2M
25.20 mi13:42:323:17:197:503:23
9:49
#10762
Finish
26.22 mi13:51:333:26:207:539:01
8:51
#11066
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM18-39Seg. OverallSeg. MalesSeg. M18-39
5K3.11 mi3.11 mi5851536753676466(Top 24%)5830(Top 38%)5830(Top 110%)
10K6.21 mi3.10 mi6124-2735582-2155582-2156436(Top 24%)5809(Top 38%)5809(Top 110%)
15K9.32 mi3.11 mi6219-955650-685650-686466(Top 24%)5830(Top 38%)5830(Top 110%)
20K12.43 mi3.11 mi6333-1145730-805730-806680(Top 25%)5973(Top 39%)5973(Top 113%)
Half13.11 mi0.68 mi6369-365756-265756-266944(Top 26%)6201(Top 41%)6201(Top 117%)
25K15.53 mi2.42 mi6491-1225845-895845-897333(Top 28%)6377(Top 42%)6377(Top 121%)
30K18.64 mi3.11 mi6977-4866194-3496194-34910435(Top 39%)8062(Top 53%)8062(Top 153%)
20M20.00 mi1.36 mi7482-5056524-3306524-33015499(Top 58%)10198(Top 67%)10198(Top 193%)
21M21.00 mi1.00 mi7987-5056836-3126836-31216249(Top 61%)10457(Top 69%)10457(Top 198%)
35K21.75 mi0.75 mi8470-4837124-2887124-28818974(Top 71%)11568(Top 76%)11568(Top 219%)
23M23.00 mi1.25 mi9305-8357596-4727596-47219845(Top 75%)11945(Top 79%)11945(Top 226%)
24M24.00 mi1.00 mi10384-10798154-5588154-55823101(Top 87%)13391(Top 88%)13391(Top 253%)
40K24.85 mi0.85 mi10649-2658257-1038257-10316696(Top 63%)10434(Top 69%)10434(Top 197%)
25.2M25.20 mi0.35 mi10762-1138299-428299-4216493(Top 62%)10305(Top 68%)10305(Top 195%)
Finish26.22 mi1.02 mi11066-3048428-1298428-12917234(Top 65%)10706(Top 71%)10706(Top 203%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 24%
×21story building
+97ft-345ft

Overall

6466

Males

5830

M18-39

5830

5K→10K

3.1 - 6.2 mi

Top 24%
×5story building
+79ft-138ft

Overall

6436

Males

5809

M18-39

5809

10K→15K

6.2 - 9.3 mi

Top 24%
×3story building
+67ft-78ft

Overall

6466

Males

5830

M18-39

5830

15K→20K

9.3 - 12.4 mi

Top 25%
×5story building
+106ft-86ft

Overall

6680

Males

5973

M18-39

5973

20K→Half

12.4 - 13.1 mi

Top 26%
×2story building
+19ft-37ft

Overall

6944

Males

6201

M18-39

6201

Half→25K

13.1 - 15.5 mi

Top 28%
×4story building
+66ft-88ft

Overall

7333

Males

6377

M18-39

6377

25K→30K

15.5 - 18.6 mi

Top 39%
×9story building
+181ft-148ft

Overall

10435

Males

8062

M18-39

8062

30K→20M

18.6 - 20.0 mi

Top 58%
×5story building
+64ft-50ft

Overall

15499

Males

10198

M18-39

10198

20M→21M

20.0 - 21.0 mi

Top 61%
×8story building
+106ft-24ft

Overall

16249

Males

10457

M18-39

10457

21M→35K

21.0 - 21.8 mi

Top 71%
×7story building
+17ft-86ft

Overall

18974

Males

11568

M18-39

11568

35K→23M

21.8 - 23.0 mi

Top 75%
×5story building
+23ft-63ft

Overall

19845

Males

11945

M18-39

11945

23M→24M

23.0 - 24.0 mi

Top 87%
×6story building
+12ft-82ft

Overall

23101

Males

13391

M18-39

13391

24M→40K

24.0 - 24.9 mi

Top 63%
×1story
+6ft-20ft

Overall

16696

Males

10434

M18-39

10434

40K→25.2M

24.9 - 25.2 mi

Top 62%
×1story
+13ft-16ft

Overall

16493

Males

10305

M18-39

10305

25.2M→Finish

25.2 - 26.2 mi

Top 65%
×2story building
+22ft-21ft

Overall

17234

Males

10706

M18-39

10706

Passing Analysis

Category:
Athletes Passed
387
Passed By
5600
Net Change
-5215
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#5851
5K → 10K87360-273#5851#6124
10K → 15K86181-95#6124#6219
15K → 20K64178-114#6219#6333
20K → Half541-36#6333#6369
Half → 25K44166-122#6369#6491
25K → 30K27513-486#6491#6977
30K → 20M9514-505#6977#7482
20M → 21M2507-505#7482#7987
21M → 35K4487-483#7987#8470
35K → 23M8843-835#8470#9305
23M → 24M11078-1079#9305#10384
24M → 40K29294-265#10384#10649
40K → 25.2M8121-113#10649#10762
25.2M → Finish13317-304#10762#11066
TOTALS3875600-5215
📊

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