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BOSTON MARATHON 2023

Lucas Davis

Bib: 4477•M

MA

0:00
0:00
/ mi
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Overall
#0 / 26622
Top 33%
Gender (Male)
#0 / 15176
Top 48%
Age Group (M18-39)
#0 / 5285
Race Day Weather
49°/39°F
light intensity drizzle

⏱️ Race Timeline

Watch your race unfold from start to finish

Start
0:00:00
Race begins
5K· 3.11 mi
21:00
Rank: #4262
Start → 5K
21:00 | 6:46/mi
10K· 6.21 mi
42:08
Rank: #4811 (-549)
5K → 10K
21:08 | 6:48/mi
15K· 9.32 mi
1:03:14
Rank: #4848 (-37)
10K → 15K
21:06 | 6:47/mi
20K· 12.43 mi
1:24:55
Rank: #5168 (-320)
15K → 20K
21:41 | 6:59/mi
Half· 13.11 mi
1:29:39
Rank: #5252 (-84)
20K → Half
4:44 | 6:56/mi
25K· 15.53 mi
1:47:09
Rank: #5570 (-318)
Half → 25K
17:30 | 7:13/mi
30K· 18.64 mi
2:11:08
Rank: #6026 (-456)
25K → 30K
23:59 | 7:43/mi
20M
2:22:17
Rank: #6318 (-292)
30K → 20M
11:09 | 8:12/mi
21M
2:31:09
Rank: #6574 (-256)
20M → 21M
8:52 | 8:52/mi
35K· 21.75 mi
2:37:31
Rank: #6806 (-232)
21M → 35K
6:22 | 8:31/mi
23M
2:49:28
Rank: #7452 (-646)
35K → 23M
11:57 | 9:33/mi
24M
2:58:30
Rank: #7928 (-476)
23M → 24M
9:02 | 9:02/mi
40K· 24.85 mi
3:06:25
Rank: #8308 (-380)
24M → 40K
7:55 | 9:16/mi
25.2M
3:09:48
Rank: #8465 (-157)
40K → 25.2M
3:23 | 9:49/mi
Finish· 26.22 mi
3:18:42
Rank: #8802 (-337)
25.2M → Finish
8:54 | 8:44/mi
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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:29:39
Pace6:50 /mi
2nd Half
Distance13.11 mi
Time1:49:03
Pace8:19 /mi
📊Positive Split: 21.6% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:23:0921:006:4621:00
6:46
-
10K
6.21 mi10:44:1742:086:4721:08
6:48
+0:02
15K
9.32 mi11:05:231:03:146:4721:06
6:47
-0:01
20K
12.43 mi11:27:041:24:556:5021:41
6:59
+0:12
Half
13.11 mi11:31:481:29:396:504:44
6:56
-0:03
25K
15.53 mi11:49:181:47:096:5417:30
7:13
+0:17
30K
18.64 mi12:13:172:11:087:0223:59
7:43
+0:30
20M
20.00 mi12:24:262:22:177:0711:09
8:12
+0:29
21M
21.00 mi12:33:182:31:097:128:52
8:52
+0:40
35K
21.75 mi12:39:402:37:317:156:22
8:31
-0:21
23M
23.00 mi12:51:372:49:287:2211:57
9:33
+1:02
24M
24.00 mi13:00:392:58:307:269:02
9:02
-0:31
40K
24.85 mi13:08:343:06:257:307:55
9:16
+0:14
25.2M
25.20 mi13:11:573:09:487:323:23
9:49
+0:33
Finish
26.22 mi13:20:513:18:427:358:54
8:44
-1:05

Checkpoint Splits Visualizations

Explore your race data through different visual perspectives. Scroll to discover each visualization.

📈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

6:46 /mi

Average Pace

7:35 /mi

Slowest Pace

9:49 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Bar length shows time spent in each segment. Colors mark your faster to slower segments, relative to your own pace.

Time at Faster Pace

1:47:09

54% of race

Time at Steady Pace

50:24

25% of race

Time at Slower Pace

41:09

21% of race

Average Pace: 7:35 /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

Enhanced split table showing pace trends through mini sparkline visualizations.

Overall Pace Trend

CheckpointDistanceTime of DayTimeAvg PaceSegmentPaceTrendRank
5K
3.11 mi10:23:0921:006:4621:00
6:46
#4262
10K
6.21 mi10:44:1742:086:4721:08
6:48
#4811
15K
9.32 mi11:05:231:03:146:4721:06
6:47
#4848
20K
12.43 mi11:27:041:24:556:5021:41
6:59
#5168
Half
13.11 mi11:31:481:29:396:504:44
6:56
#5252
25K
15.53 mi11:49:181:47:096:5417:30
7:13
#5570
30K
18.64 mi12:13:172:11:087:0223:59
7:43
#6026
20M
20.00 mi12:24:262:22:177:0711:09
8:12
#6318
21M
21.00 mi12:33:182:31:097:128:52
8:52
#6574
35K
21.75 mi12:39:402:37:317:156:22
8:31
#6806
23M
23.00 mi12:51:372:49:287:2211:57
9:33
#7452
24M
24.00 mi13:00:392:58:307:269:02
9:02
#7928
40K
24.85 mi13:08:343:06:257:307:55
9:16
#8308
25.2M
25.20 mi13:11:573:09:487:323:23
9:49
#8465
Finish
26.22 mi13:20:513:18:427:358:54
8:44
#8802
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM18-39Seg. OverallSeg. MalesSeg. M18-39
5K3.11 mi3.11 mi4262399139915043(Top 19%)4683(Top 31%)4683(Top 89%)
10K6.21 mi3.10 mi4811-5494474-4834474-4835337(Top 20%)4932(Top 32%)4932(Top 93%)
15K9.32 mi3.11 mi4848-374511-374511-375043(Top 19%)4683(Top 31%)4683(Top 89%)
20K12.43 mi3.11 mi5168-3204791-2804791-2805871(Top 22%)5369(Top 35%)5369(Top 102%)
Half13.11 mi0.68 mi5252-844867-764867-766238(Top 23%)5681(Top 37%)5681(Top 107%)
25K15.53 mi2.42 mi5570-3185136-2695136-2696784(Top 25%)6001(Top 40%)6001(Top 114%)
30K18.64 mi3.11 mi6026-4565486-3505486-3508775(Top 33%)7144(Top 47%)7144(Top 135%)
20M20.00 mi1.36 mi6318-2925694-2085694-20811699(Top 44%)8562(Top 56%)8562(Top 162%)
21M21.00 mi1.00 mi6574-2565867-1735867-17312603(Top 47%)8841(Top 58%)8841(Top 167%)
35K21.75 mi0.75 mi6806-2326044-1776044-17715332(Top 58%)9985(Top 66%)9985(Top 189%)
23M23.00 mi1.25 mi7452-6466455-4116455-41118469(Top 69%)11328(Top 75%)11328(Top 214%)
24M24.00 mi1.00 mi7928-4766740-2856740-28517357(Top 65%)10777(Top 71%)10777(Top 204%)
40K24.85 mi0.85 mi8308-3806961-2216961-22117314(Top 65%)10710(Top 71%)10710(Top 203%)
25.2M25.20 mi0.35 mi8465-1577048-877048-8716486(Top 62%)10298(Top 68%)10298(Top 195%)
Finish26.22 mi1.02 mi8802-3377229-1817229-18116635(Top 62%)10434(Top 69%)10434(Top 197%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 19%
×21stories
+97ft-345ft

Overall

5043

Males

4683

M18-39

4683

5K→10K

3.1 - 6.2 mi

Top 20%
×5stories
+79ft-138ft

Overall

5337

Males

4932

M18-39

4932

10K→15K

6.2 - 9.3 mi

Top 19%
×3stories
+67ft-78ft

Overall

5043

Males

4683

M18-39

4683

15K→20K

9.3 - 12.4 mi

Top 22%
×5stories
+106ft-86ft

Overall

5871

Males

5369

M18-39

5369

20K→Half

12.4 - 13.1 mi

Top 23%
×2stories
+19ft-37ft

Overall

6238

Males

5681

M18-39

5681

Half→25K

13.1 - 15.5 mi

Top 25%
×4stories
+66ft-88ft

Overall

6784

Males

6001

M18-39

6001

25K→30K

15.5 - 18.6 mi

Top 33%
×9stories
+181ft-148ft

Overall

8775

Males

7144

M18-39

7144

30K→20M

18.6 - 20.0 mi

Top 44%
×5stories
+64ft-50ft

Overall

11699

Males

8562

M18-39

8562

20M→21M

20.0 - 21.0 mi

Top 47%
×8stories
+106ft-24ft

Overall

12603

Males

8841

M18-39

8841

21M→35K

21.0 - 21.8 mi

Top 58%
×7stories
+17ft-86ft

Overall

15332

Males

9985

M18-39

9985

35K→23M

21.8 - 23.0 mi

Top 69%
×5stories
+23ft-63ft

Overall

18469

Males

11328

M18-39

11328

23M→24M

23.0 - 24.0 mi

Top 65%
×6stories
+12ft-82ft

Overall

17357

Males

10777

M18-39

10777

24M→40K

24.0 - 24.9 mi

Top 65%
×1story
+6ft-20ft

Overall

17314

Males

10710

M18-39

10710

40K→25.2M

24.9 - 25.2 mi

Top 62%
×1story
+13ft-16ft

Overall

16486

Males

10298

M18-39

10298

25.2M→Finish

25.2 - 26.2 mi

Top 62%
×2stories
+22ft-21ft

Overall

16635

Males

10434

M18-39

10434

Passing Analysis

Category:
Athletes Passed
347
Passed By
4887
Net Change
-4540
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#4262
5K → 10K57606-549#4262#4811
10K → 15K98135-37#4811#4848
15K → 20K40360-320#4848#5168
20K → Half589-84#5168#5252
Half → 25K29347-318#5252#5570
25K → 30K40496-456#5570#6026
30K → 20M9301-292#6026#6318
20M → 21M14270-256#6318#6574
21M → 35K9241-232#6574#6806
35K → 23M11657-646#6806#7452
23M → 24M10486-476#7452#7928
24M → 40K7387-380#7928#8308
40K → 25.2M7164-157#8308#8465
25.2M → Finish11348-337#8465#8802
TOTALS3474887-4540
📊

Passing Analysis Visualizations

Explore your passing analysis through 5 different visualizations. Scroll to discover each one.

Time:
Category:

📈Position Graph

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🎨Heatmap Timeline

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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