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BOSTON MARATHON 2023

Daniel Flowers

Bib: 24195•M

TX

0:00
0:00
/ mi
Masters
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Overall
#0 / 26622
Gender (Male)
#0 / 15176
Masters (Masters Men)
#0 / 9891
Division (M75-79)
#0 / 49
Top 12%
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
8:47/mi
27:18
↑ 97↓ 3451.5%
10K· 6.21 mi
8:31/mi
53:45
↑ 79↓ 1380.4%
15K· 9.32 mi
8:48/mi
1:21:06
↑ 67↓ 78
20K· 12.43 mi
8:57/mi
1:48:55
↑ 106↓ 860.1%
Half· 13.11 mi
8:55/mi
1:55:00
↑ 19↓ 370.5%
25K· 15.53 mi
9:11/mi
2:17:16
↑ 66↓ 880.2%
30K· 18.64 mi
9:33/mi
2:46:56
↑ 181↓ 1480.2%
20M
9:55/mi
3:00:24
↑ 64↓ 500.2%
21M
11:54/mi
3:12:18
↑ 106↓ 241.6%
35K· 21.75 mi
10:12/mi
3:19:56
↑ 17↓ 861.7%
23M
10:38/mi
3:33:15
↑ 23↓ 630.6%
24M
10:09/mi
3:43:24
↓ 821.3%
40K· 24.85 mi
11:08/mi
3:52:55
↓ 200.3%
25.2M
11:27/mi
3:56:52
↑ 13↓ 160.2%
Finish· 26.22 mi
10:04/mi
4:07:07
↑ 22↓ 21

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:55:00
Pace8:46 /mi
2nd Half
Distance13.11 mi
Time2:12:07
Pace10:05 /mi
📊Positive Split: 14.9% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:42:3627:188:4727:18
8:47
-
10K
6.21 mi12:09:0353:458:3926:27
8:31
-0:16
15K
9.32 mi12:36:241:21:068:4227:21
8:48
+0:17
20K
12.43 mi13:04:131:48:558:4627:49
8:57
+0:09
Half
13.11 mi13:10:181:55:008:466:05
8:55
-0:02
25K
15.53 mi13:32:342:17:168:5022:16
9:11
+0:16
30K
18.64 mi14:02:142:46:568:5729:40
9:33
+0:22
20M
20.00 mi14:15:423:00:249:0113:28
9:55
+0:22
21M
21.00 mi14:27:363:12:189:0911:54
11:54
+1:59
35K
21.75 mi14:35:143:19:569:127:38
10:12
-1:42
23M
23.00 mi14:48:333:33:159:1613:19
10:38
+0:26
24M
24.00 mi14:58:423:43:249:1910:09
10:09
-0:29
40K
24.85 mi15:08:133:52:559:229:31
11:08
+0:59
25.2M
25.20 mi15:12:103:56:529:243:57
11:27
+0:19
Finish
26.22 mi15:22:254:07:079:2610:15
10:04
-1:23

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

8:31 /mi

Average Pace

9:26 /mi

Slowest Pace

11:54 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:17:16

56% of race

Time at Steady Pace

1:11:10

29% of race

Time at Slower Pace

38:41

16% of race

Average Pace: 9:25 /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 mi11:42:3627:188:4727:18
8:47
#19387
10K
6.21 mi12:09:0353:458:3926:27
8:31
#18797
15K
9.32 mi12:36:241:21:068:4227:21
8:48
#19043
20K
12.43 mi13:04:131:48:558:4627:49
8:57
#19137
Half
13.11 mi13:10:181:55:008:466:05
8:55
#19186
25K
15.53 mi13:32:342:17:168:5022:16
9:11
#19288
30K
18.64 mi14:02:142:46:568:5729:40
9:33
#19376
20M
20.00 mi14:15:423:00:249:0113:28
9:55
#19458
21M
21.00 mi14:27:363:12:189:0911:54
11:54
#19756
35K
21.75 mi14:35:143:19:569:127:38
10:12
#19871
23M
23.00 mi14:48:333:33:159:1613:19
10:38
#20024
24M
24.00 mi14:58:423:43:249:1910:09
10:09
#20099
40K
24.85 mi15:08:133:52:559:229:31
11:08
#20217
25.2M
25.20 mi15:12:103:56:529:243:57
11:27
#20231
Finish
26.22 mi15:22:254:07:079:2610:15
10:04
#20283
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM75-79Seg. OverallSeg. MalesSeg. M75-79
5K3.11 mi3.11 mi19387119361193619527(Top 73%)12105(Top 80%)12105(Top 24704%)
10K6.21 mi3.10 mi18797+59011768+16811768+16818336(Top 69%)11639(Top 77%)11639(Top 23753%)
15K9.32 mi3.11 mi19043-24611868-10011868-10019527(Top 73%)12105(Top 80%)12105(Top 24704%)
20K12.43 mi3.11 mi19137-9411919-5111919-5119477(Top 73%)12090(Top 80%)12090(Top 24673%)
Half13.11 mi0.68 mi19186-4911941-2211941-2220040(Top 75%)12334(Top 81%)12334(Top 25171%)
25K15.53 mi2.42 mi19288-10211971-3011971-3019762(Top 74%)12178(Top 80%)12178(Top 24853%)
30K18.64 mi3.11 mi19376-8811996-2511996-2519610(Top 74%)12053(Top 79%)12053(Top 24598%)
20M20.00 mi1.36 mi19458-8212010-1412010-1420195(Top 76%)12197(Top 80%)12197(Top 24892%)
21M21.00 mi1.00 mi19756-29812136-12612136-12622585(Top 85%)13232(Top 87%)13232(Top 27004%)
35K21.75 mi0.75 mi19871-11512170-3412170-3421773(Top 82%)12830(Top 85%)12830(Top 26184%)
23M23.00 mi1.25 mi20024-15312222-5212222-5221619(Top 81%)12735(Top 84%)12735(Top 25990%)
24M24.00 mi1.00 mi20099-7512246-2412246-2421178(Top 80%)12499(Top 82%)12499(Top 25508%)
40K24.85 mi0.85 mi20217-11812282-3612282-3622603(Top 85%)13126(Top 86%)13126(Top 26788%)
25.2M25.20 mi0.35 mi20231-1412287-512287-521428(Top 80%)12577(Top 83%)12577(Top 25667%)
Finish26.22 mi1.02 mi20283-5212300-1312300-1321909(Top 82%)12817(Top 84%)12817(Top 26157%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 73%
×21story building
+97ft-345ft

Overall

19527

Males

12105

M75-79

12105

5K→10K

3.1 - 6.2 mi

Top 69%
×5story building
+79ft-138ft

Overall

18336

Males

11639

M75-79

11639

10K→15K

6.2 - 9.3 mi

Top 73%
×3story building
+67ft-78ft

Overall

19527

Males

12105

M75-79

12105

15K→20K

9.3 - 12.4 mi

Top 73%
×5story building
+106ft-86ft

Overall

19477

Males

12090

M75-79

12090

20K→Half

12.4 - 13.1 mi

Top 75%
×2story building
+19ft-37ft

Overall

20040

Males

12334

M75-79

12334

Half→25K

13.1 - 15.5 mi

Top 74%
×4story building
+66ft-88ft

Overall

19762

Males

12178

M75-79

12178

25K→30K

15.5 - 18.6 mi

Top 74%
×9story building
+181ft-148ft

Overall

19610

Males

12053

M75-79

12053

30K→20M

18.6 - 20.0 mi

Top 76%
×5story building
+64ft-50ft

Overall

20195

Males

12197

M75-79

12197

20M→21M

20.0 - 21.0 mi

Top 85%
×8story building
+106ft-24ft

Overall

22585

Males

13232

M75-79

13232

21M→35K

21.0 - 21.8 mi

Top 82%
×7story building
+17ft-86ft

Overall

21773

Males

12830

M75-79

12830

35K→23M

21.8 - 23.0 mi

Top 81%
×5story building
+23ft-63ft

Overall

21619

Males

12735

M75-79

12735

23M→24M

23.0 - 24.0 mi

Top 80%
×6story building
+12ft-82ft

Overall

21178

Males

12499

M75-79

12499

24M→40K

24.0 - 24.9 mi

Top 85%
×1story
+6ft-20ft

Overall

22603

Males

13126

M75-79

13126

40K→25.2M

24.9 - 25.2 mi

Top 80%
×1story
+13ft-16ft

Overall

21428

Males

12577

M75-79

12577

25.2M→Finish

25.2 - 26.2 mi

Top 82%
×2story building
+22ft-21ft

Overall

21909

Males

12817

M75-79

12817

Passing Analysis

Category:
Athletes Passed
1399
Passed By
2295
Net Change
-896
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#19387
5K → 10K737147+590#19387#18797
10K → 15K98344-246#18797#19043
15K → 20K123217-94#19043#19137
20K → Half1261-49#19137#19186
Half → 25K87189-102#19186#19288
25K → 30K129217-88#19288#19376
30K → 20M62144-82#19376#19458
20M → 21M18316-298#19458#19756
21M → 35K24139-115#19756#19871
35K → 23M34187-153#19871#20024
23M → 24M26101-75#20024#20099
24M → 40K15133-118#20099#20217
40K → 25.2M1024-14#20217#20231
25.2M → Finish2476-52#20231#20283
TOTALS13992295-896
📊

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