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BOSTON MARATHON 2023

Darius Fong

Bib: 6490•M

CA

0:00
0:00
/ mi
Masters
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Overall
#0 / 26622
Top 27%
Gender (Male)
#0 / 15176
Top 41%
Masters (Masters Men)
#0 / 9891
Top 28%
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
21:06
Rank: #4617
Start → 5K
21:06 | 6:47/mi
10K· 6.21 mi
41:30
Rank: #3772 (+845)
5K → 10K
20:24 | 6:34/mi
15K· 9.32 mi
1:01:55
Rank: #3505 (+267)
10K → 15K
20:25 | 6:34/mi
20K· 12.43 mi
1:22:57
Rank: #3646 (-141)
15K → 20K
21:02 | 6:46/mi
Half· 13.11 mi
1:27:31
Rank: #3677 (-31)
20K → Half
4:34 | 6:42/mi
25K· 15.53 mi
1:44:01
Rank: #3738 (-61)
Half → 25K
16:30 | 6:48/mi
30K· 18.64 mi
2:06:31
Rank: #4187 (-449)
25K → 30K
22:30 | 7:15/mi
20M
2:18:38
Rank: #5244 (-1057)
30K → 20M
12:07 | 8:55/mi
21M
2:27:06
Rank: #5447 (-203)
20M → 21M
8:28 | 8:28/mi
35K· 21.75 mi
2:34:22
Rank: #5946 (-499)
21M → 35K
7:16 | 9:43/mi
23M
2:45:41
Rank: #6429 (-483)
35K → 23M
11:19 | 9:02/mi
24M
2:54:41
Rank: #6809 (-380)
23M → 24M
9:00 | 9:00/mi
40K· 24.85 mi
3:01:21
Rank: #6828 (-19)
24M → 40K
6:40 | 7:48/mi
25.2M
3:04:21
Rank: #6863 (-35)
40K → 25.2M
3:00 | 8:42/mi
Finish· 26.22 mi
3:13:27
Rank: #7283 (-420)
25.2M → Finish
9:06 | 8:56/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:27:31
Pace6:41 /mi
2nd Half
Distance13.11 mi
Time1:45:56
Pace8:05 /mi
📊Positive Split: 21.0% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:25:0121:066:4721:06
6:47
-
10K
6.21 mi10:45:2541:306:4120:24
6:34
-0:13
15K
9.32 mi11:05:501:01:556:3920:25
6:34
0:00
20K
12.43 mi11:26:521:22:576:4021:02
6:46
+0:12
Half
13.11 mi11:31:261:27:316:414:34
6:42
-0:04
25K
15.53 mi11:47:561:44:016:4216:30
6:48
+0:06
30K
18.64 mi12:10:262:06:316:4722:30
7:15
+0:27
20M
20.00 mi12:22:332:18:386:5612:07
8:55
+1:40
21M
21.00 mi12:31:012:27:067:008:28
8:28
-0:27
35K
21.75 mi12:38:172:34:227:067:16
9:43
+1:15
23M
23.00 mi12:49:362:45:417:1211:19
9:02
-0:41
24M
24.00 mi12:58:362:54:417:179:00
9:00
-0:02
40K
24.85 mi13:05:163:01:217:186:40
7:48
-1:12
25.2M
25.20 mi13:08:163:04:217:193:00
8:42
+0:54
Finish
26.22 mi13:17:223:13:277:239:06
8:56
+0:14

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

6:34 /mi

Average Pace

7:23 /mi

Slowest Pace

9:43 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:06:31

65% of race

Time at Steady Pace

6:40

3% of race

Time at Slower Pace

1:00:16

31% of race

Average Pace: 7:23 /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 mi10:25:0121:066:4721:06
6:47
#4617
10K
6.21 mi10:45:2541:306:4120:24
6:34
#3772
15K
9.32 mi11:05:501:01:556:3920:25
6:34
#3505
20K
12.43 mi11:26:521:22:576:4021:02
6:46
#3646
Half
13.11 mi11:31:261:27:316:414:34
6:42
#3677
25K
15.53 mi11:47:561:44:016:4216:30
6:48
#3738
30K
18.64 mi12:10:262:06:316:4722:30
7:15
#4187
20M
20.00 mi12:22:332:18:386:5612:07
8:55
#5244
21M
21.00 mi12:31:012:27:067:008:28
8:28
#5447
35K
21.75 mi12:38:172:34:227:067:16
9:43
#5946
23M
23.00 mi12:49:362:45:417:1211:19
9:02
#6429
24M
24.00 mi12:58:362:54:417:179:00
9:00
#6809
40K
24.85 mi13:05:163:01:217:186:40
7:48
#6828
25.2M
25.20 mi13:08:163:04:217:193:00
8:42
#6863
Finish
26.22 mi13:17:223:13:277:239:06
8:56
#7283
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM40-44Seg. OverallSeg. MalesSeg. M40-44
5K3.11 mi3.11 mi4617430543053080(Top 12%)2938(Top 19%)2938(Top 131%)
10K6.21 mi3.10 mi3772+8453555+7503555+7503259(Top 12%)3105(Top 20%)3105(Top 139%)
15K9.32 mi3.11 mi3505+2673318+2373318+2373080(Top 12%)2938(Top 19%)2938(Top 131%)
20K12.43 mi3.11 mi3646-1413451-1333451-1334183(Top 16%)3922(Top 26%)3922(Top 175%)
Half13.11 mi0.68 mi3677-313479-283479-284357(Top 16%)4081(Top 27%)4081(Top 182%)
25K15.53 mi2.42 mi3738-613535-563535-564227(Top 16%)3958(Top 26%)3958(Top 177%)
30K18.64 mi3.11 mi4187-4493933-3983933-3985727(Top 22%)5169(Top 34%)5169(Top 231%)
20M20.00 mi1.36 mi5244-10574846-9134846-91316061(Top 60%)10427(Top 69%)10427(Top 465%)
21M21.00 mi1.00 mi5447-2035005-1595005-15910244(Top 38%)7722(Top 51%)7722(Top 345%)
35K21.75 mi0.75 mi5946-4995390-3855390-38520484(Top 77%)12240(Top 81%)12240(Top 546%)
23M23.00 mi1.25 mi6429-4835743-3535743-35316209(Top 61%)10326(Top 68%)10326(Top 461%)
24M24.00 mi1.00 mi6809-3806001-2586001-25817197(Top 65%)10702(Top 71%)10702(Top 478%)
40K24.85 mi0.85 mi6828-195996+55996+58622(Top 32%)6606(Top 44%)6606(Top 295%)
25.2M25.20 mi0.35 mi6863-356013-176013-1710650(Top 40%)7607(Top 50%)7607(Top 339%)
Finish26.22 mi1.02 mi7283-4206267-2546267-25417584(Top 66%)10855(Top 72%)10855(Top 484%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 12%
×21stories
+97ft-345ft

Overall

3080

Males

2938

M40-44

2938

5K→10K

3.1 - 6.2 mi

Top 12%
×5stories
+79ft-138ft

Overall

3259

Males

3105

M40-44

3105

10K→15K

6.2 - 9.3 mi

Top 12%
×3stories
+67ft-78ft

Overall

3080

Males

2938

M40-44

2938

15K→20K

9.3 - 12.4 mi

Top 16%
×5stories
+106ft-86ft

Overall

4183

Males

3922

M40-44

3922

20K→Half

12.4 - 13.1 mi

Top 16%
×2stories
+19ft-37ft

Overall

4357

Males

4081

M40-44

4081

Half→25K

13.1 - 15.5 mi

Top 16%
×4stories
+66ft-88ft

Overall

4227

Males

3958

M40-44

3958

25K→30K

15.5 - 18.6 mi

Top 22%
×9stories
+181ft-148ft

Overall

5727

Males

5169

M40-44

5169

30K→20M

18.6 - 20.0 mi

Top 60%
×5stories
+64ft-50ft

Overall

16061

Males

10427

M40-44

10427

20M→21M

20.0 - 21.0 mi

Top 38%
×8stories
+106ft-24ft

Overall

10244

Males

7722

M40-44

7722

21M→35K

21.0 - 21.8 mi

Top 77%
×7stories
+17ft-86ft

Overall

20484

Males

12240

M40-44

12240

35K→23M

21.8 - 23.0 mi

Top 61%
×5stories
+23ft-63ft

Overall

16209

Males

10326

M40-44

10326

23M→24M

23.0 - 24.0 mi

Top 65%
×6stories
+12ft-82ft

Overall

17197

Males

10702

M40-44

10702

24M→40K

24.0 - 24.9 mi

Top 32%
×1story
+6ft-20ft

Overall

8622

Males

6606

M40-44

6606

40K→25.2M

24.9 - 25.2 mi

Top 40%
×1story
+13ft-16ft

Overall

10650

Males

7607

M40-44

7607

25.2M→Finish

25.2 - 26.2 mi

Top 66%
×2stories
+22ft-21ft

Overall

17584

Males

10855

M40-44

10855

Passing Analysis

Category:
Athletes Passed
1402
Passed By
4068
Net Change
-2666
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#4617
5K → 10K86621+845#4617#3772
10K → 15K28922+267#3772#3505
15K → 20K44185-141#3505#3646
20K → Half637-31#3646#3677
Half → 25K63124-61#3677#3738
25K → 30K26475-449#3738#4187
30K → 20M31060-1057#4187#5244
20M → 21M16219-203#5244#5447
21M → 35K0499-499#5447#5946
35K → 23M9492-483#5946#6429
23M → 24M6386-380#6429#6809
24M → 40K4564-19#6809#6828
40K → 25.2M2459-35#6828#6863
25.2M → Finish5425-420#6863#7283
TOTALS14024068-2666
📊

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