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BOSTON MARATHON 2023

Daniel Holland

Bib: 8670•M

WA

0:00
0:00
/ mi
Masters
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Overall
#0 / 26622
Top 41%
Gender (Male)
#0 / 15176
Masters (Masters Men)
#0 / 9891
Top 46%
Division (M40-44)
#0 / 2241
Race Day Weather
49°/39°F
light intensity drizzle

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
22:45
Rank: #8260
Start → 5K
22:45 | 7:19/mi
10K· 6.21 mi
44:29
Rank: #7481 (+779)
5K → 10K
21:44 | 7:00/mi
15K· 9.32 mi
1:07:10
Rank: #7793 (-312)
10K → 15K
22:41 | 7:18/mi
20K· 12.43 mi
1:32:15
Rank: #9175 (-1382)
15K → 20K
25:05 | 8:04/mi
Half· 13.11 mi
1:37:14
Rank: #9140 (+35)
20K → Half
4:59 | 7:18/mi
25K· 15.53 mi
1:55:29
Rank: #9102 (+38)
Half → 25K
18:15 | 7:32/mi
30K· 18.64 mi
2:19:37
Rank: #9083 (+19)
25K → 30K
24:08 | 7:46/mi
20M
2:30:20
Rank: #9072 (+11)
30K → 20M
10:43 | 7:53/mi
21M
2:39:15
Rank: #9287 (-215)
20M → 21M
8:55 | 8:55/mi
35K· 21.75 mi
2:46:26
Rank: #9820 (-533)
21M → 35K
7:11 | 9:36/mi
23M
2:56:55
Rank: #9940 (-120)
35K → 23M
10:29 | 8:22/mi
24M
3:05:21
Rank: #10127 (-187)
23M → 24M
8:26 | 8:26/mi
40K· 24.85 mi
3:12:31
Rank: #10189 (-62)
24M → 40K
7:10 | 8:23/mi
25.2M
3:15:44
Rank: #10256 (-67)
40K → 25.2M
3:13 | 9:20/mi
Finish· 26.22 mi
3:26:05
Rank: #11003 (-747)
25.2M → Finish
10:21 | 10:09/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:37:14
Pace7:25 /mi
2nd Half
Distance13.11 mi
Time1:48:51
Pace8:18 /mi
📊Positive Split: 11.9% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:48:0722:457:1922:45
7:19
-
10K
6.21 mi11:09:5144:297:1021:44
7:00
-0:19
15K
9.32 mi11:32:321:07:107:1222:41
7:18
+0:18
20K
12.43 mi11:57:371:32:157:2525:05
8:04
+0:46
Half
13.11 mi12:02:361:37:147:254:59
7:18
-0:46
25K
15.53 mi12:20:511:55:297:2618:15
7:32
+0:14
30K
18.64 mi12:44:592:19:377:2924:08
7:46
+0:14
20M
20.00 mi12:55:422:30:207:3110:43
7:53
+0:07
21M
21.00 mi13:04:372:39:157:358:55
8:55
+1:02
35K
21.75 mi13:11:482:46:267:397:11
9:36
+0:41
23M
23.00 mi13:22:172:56:557:4210:29
8:22
-1:14
24M
24.00 mi13:30:433:05:217:438:26
8:26
+0:04
40K
24.85 mi13:37:533:12:317:457:10
8:23
-0:03
25.2M
25.20 mi13:41:063:15:447:463:13
9:20
+0:57
Finish
26.22 mi13:51:273:26:057:5210:21
10:09
+0:49

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

7:00 /mi

Average Pace

7:52 /mi

Slowest Pace

10:09 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

1:30:24

44% of race

Time at Steady Pace

1:26:01

42% of race

Time at Slower Pace

29:40

14% 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 mi10:48:0722:457:1922:45
7:19
#8260
10K
6.21 mi11:09:5144:297:1021:44
7:00
#7481
15K
9.32 mi11:32:321:07:107:1222:41
7:18
#7793
20K
12.43 mi11:57:371:32:157:2525:05
8:04
#9175
Half
13.11 mi12:02:361:37:147:254:59
7:18
#9140
25K
15.53 mi12:20:511:55:297:2618:15
7:32
#9102
30K
18.64 mi12:44:592:19:377:2924:08
7:46
#9083
20M
20.00 mi12:55:422:30:207:3110:43
7:53
#9072
21M
21.00 mi13:04:372:39:157:358:55
8:55
#9287
35K
21.75 mi13:11:482:46:267:397:11
9:36
#9820
23M
23.00 mi13:22:172:56:557:4210:29
8:22
#9940
24M
24.00 mi13:30:433:05:217:438:26
8:26
#10127
40K
24.85 mi13:37:533:12:317:457:10
8:23
#10189
25.2M
25.20 mi13:41:063:15:447:463:13
9:20
#10256
Finish
26.22 mi13:51:273:26:057:5210:21
10:09
#11003
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM40-44Seg. OverallSeg. MalesSeg. M40-44
5K3.11 mi3.11 mi8260714471448555(Top 32%)7279(Top 48%)7279(Top 325%)
10K6.21 mi3.10 mi7481+7796623+5216623+5216797(Top 26%)6090(Top 40%)6090(Top 272%)
15K9.32 mi3.11 mi7793-3126823-2006823-2008555(Top 32%)7279(Top 48%)7279(Top 325%)
20K12.43 mi3.11 mi9175-13827661-8387661-83814025(Top 53%)9880(Top 65%)9880(Top 441%)
Half13.11 mi0.68 mi9140+357637+247637+248651(Top 32%)7315(Top 48%)7315(Top 326%)
25K15.53 mi2.42 mi9102+387611+267611+268980(Top 34%)7427(Top 49%)7427(Top 331%)
30K18.64 mi3.11 mi9083+197556+557556+559104(Top 34%)7350(Top 48%)7350(Top 328%)
20M20.00 mi1.36 mi9072+117526+307526+309468(Top 36%)7459(Top 49%)7459(Top 333%)
21M21.00 mi1.00 mi9287-2157624-987624-9812905(Top 48%)8985(Top 59%)8985(Top 401%)
35K21.75 mi0.75 mi9820-5337926-3027926-30220144(Top 76%)12098(Top 80%)12098(Top 540%)
23M23.00 mi1.25 mi9940-1207964-387964-3812364(Top 46%)8620(Top 57%)8620(Top 385%)
24M24.00 mi1.00 mi10127-1878026-628026-6214041(Top 53%)9322(Top 61%)9322(Top 416%)
40K24.85 mi0.85 mi10189-628036-108036-1012560(Top 47%)8568(Top 56%)8568(Top 382%)
25.2M25.20 mi0.35 mi10256-678053-178053-1714235(Top 53%)9328(Top 61%)9328(Top 416%)
Finish26.22 mi1.02 mi11003-7478392-3398392-33922161(Top 83%)12930(Top 85%)12930(Top 577%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 32%
×21stories
+97ft-345ft

Overall

8555

Males

7279

M40-44

7279

5K→10K

3.1 - 6.2 mi

Top 26%
×5stories
+79ft-138ft

Overall

6797

Males

6090

M40-44

6090

10K→15K

6.2 - 9.3 mi

Top 32%
×3stories
+67ft-78ft

Overall

8555

Males

7279

M40-44

7279

15K→20K

9.3 - 12.4 mi

Top 53%
×5stories
+106ft-86ft

Overall

14025

Males

9880

M40-44

9880

20K→Half

12.4 - 13.1 mi

Top 32%
×2stories
+19ft-37ft

Overall

8651

Males

7315

M40-44

7315

Half→25K

13.1 - 15.5 mi

Top 34%
×4stories
+66ft-88ft

Overall

8980

Males

7427

M40-44

7427

25K→30K

15.5 - 18.6 mi

Top 34%
×9stories
+181ft-148ft

Overall

9104

Males

7350

M40-44

7350

30K→20M

18.6 - 20.0 mi

Top 36%
×5stories
+64ft-50ft

Overall

9468

Males

7459

M40-44

7459

20M→21M

20.0 - 21.0 mi

Top 48%
×8stories
+106ft-24ft

Overall

12905

Males

8985

M40-44

8985

21M→35K

21.0 - 21.8 mi

Top 76%
×7stories
+17ft-86ft

Overall

20144

Males

12098

M40-44

12098

35K→23M

21.8 - 23.0 mi

Top 46%
×5stories
+23ft-63ft

Overall

12364

Males

8620

M40-44

8620

23M→24M

23.0 - 24.0 mi

Top 53%
×6stories
+12ft-82ft

Overall

14041

Males

9322

M40-44

9322

24M→40K

24.0 - 24.9 mi

Top 47%
×1story
+6ft-20ft

Overall

12560

Males

8568

M40-44

8568

40K→25.2M

24.9 - 25.2 mi

Top 53%
×1story
+13ft-16ft

Overall

14235

Males

9328

M40-44

9328

25.2M→Finish

25.2 - 26.2 mi

Top 83%
×2stories
+22ft-21ft

Overall

22161

Males

12930

M40-44

12930

Passing Analysis

Category:
Athletes Passed
1484*
Passed By
4225
Net Change
-2743
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#8260
5K → 10K80930+779#8260#7481
10K → 15K41353-312#7481#7793
15K → 20K71389-1382#7793#9175
20K → Half427+35#9175#9140
Half → 25K13496+38#9140#9102
25K → 30K177158+19#9102#9083
30K → 20M9281+11#9083#9072
20M → 21M30245-215#9072#9287
21M → 35K2535-533#9287#9820
35K → 23M49169-120#9820#9940
23M → 24M35220-187#9940#10127
24M → 40K50112-62#10127#10189
40K → 25.2M12*79-67#10189#10256
25.2M → Finish4751-747#10256#11003
TOTALS1484*4225-2743

* Includes athletes who did not complete a segment (DNF/DNQ).

📊

Passing Visuals

Category:
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🔥Passing Intensity

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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