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BOSTON MARATHON 2023

Kwok Ann Ang

Bib: 29913•M

0:00
0:00
/ mi
Masters
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Overall
#0 / 26622
Gender (Male)
#0 / 15176
Masters (Masters Men)
#0 / 9891
Division (M55-59)
#0 / 1422
Race Day Weather
49°/39°F
light intensity drizzle

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
27:28
Rank: #19676
Start → 5K
27:28 | 8:50/mi
10K· 6.21 mi
53:32
Rank: #18603 (+1073)
5K → 10K
26:04 | 8:23/mi
15K· 9.32 mi
1:19:44
Rank: #18195 (+408)
10K → 15K
26:12 | 8:26/mi
20K· 12.43 mi
1:46:55
Rank: #18224 (-29)
15K → 20K
27:11 | 8:45/mi
Half· 13.11 mi
1:52:40
Rank: #18173 (+51)
20K → Half
5:45 | 8:26/mi
25K· 15.53 mi
2:14:14
Rank: #18206 (-33)
Half → 25K
21:34 | 8:54/mi
30K· 18.64 mi
2:42:55
Rank: #18212 (-6)
25K → 30K
28:41 | 9:14/mi
20M
2:56:30
Rank: #18469 (-257)
30K → 20M
13:35 | 10:00/mi
21M
3:06:36
Rank: #18460 (+9)
20M → 21M
10:06 | 10:06/mi
35K· 21.75 mi
3:13:26
Rank: #18456 (+4)
21M → 35K
6:50 | 9:08/mi
23M
3:25:35
Rank: #18508 (-52)
35K → 23M
12:09 | 9:42/mi
24M
3:35:19
Rank: #18605 (-97)
23M → 24M
9:44 | 9:44/mi
40K· 24.85 mi
3:43:38
Rank: #18639 (-34)
24M → 40K
8:19 | 9:44/mi
25.2M
3:47:16
Rank: #18668 (-29)
40K → 25.2M
3:38 | 10:32/mi
Finish· 26.22 mi
3:56:40
Rank: #18700 (-32)
25.2M → Finish
9:24 | 9:13/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:52:40
Pace8:36 /mi
2nd Half
Distance13.11 mi
Time2:04:00
Pace9:28 /mi
📊Positive Split: 10.1% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:45:1127:288:5027:28
8:50
-
10K
6.21 mi12:11:1553:328:3726:04
8:23
-0:27
15K
9.32 mi12:37:271:19:448:3326:12
8:26
+0:03
20K
12.43 mi13:04:381:46:558:3627:11
8:45
+0:19
Half
13.11 mi13:10:231:52:408:365:45
8:26
-0:19
25K
15.53 mi13:31:572:14:148:3821:34
8:54
+0:28
30K
18.64 mi14:00:382:42:558:4428:41
9:14
+0:20
20M
20.00 mi14:14:132:56:308:4913:35
10:00
+0:46
21M
21.00 mi14:24:193:06:368:5310:06
10:06
+0:06
35K
21.75 mi14:31:093:13:268:546:50
9:08
-0:58
23M
23.00 mi14:43:183:25:358:5612:09
9:42
+0:34
24M
24.00 mi14:53:023:35:198:589:44
9:44
+0:02
40K
24.85 mi15:01:213:43:389:008:19
9:44
0:00
25.2M
25.20 mi15:04:593:47:169:013:38
10:32
+0:48
Finish
26.22 mi15:14:233:56:409:029:24
9:13
-1:19

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

8:23 /mi

Average Pace

9:02 /mi

Slowest Pace

10:32 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

1:52:40

48% of race

Time at Steady Pace

1:06:29

28% of race

Time at Slower Pace

57:31

24% of race

Average Pace: 9:02 /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 mi11:45:1127:288:5027:28
8:50
#19676
10K
6.21 mi12:11:1553:328:3726:04
8:23
#18603
15K
9.32 mi12:37:271:19:448:3326:12
8:26
#18195
20K
12.43 mi13:04:381:46:558:3627:11
8:45
#18224
Half
13.11 mi13:10:231:52:408:365:45
8:26
#18173
25K
15.53 mi13:31:572:14:148:3821:34
8:54
#18206
30K
18.64 mi14:00:382:42:558:4428:41
9:14
#18212
20M
20.00 mi14:14:132:56:308:4913:35
10:00
#18469
21M
21.00 mi14:24:193:06:368:5310:06
10:06
#18460
35K
21.75 mi14:31:093:13:268:546:50
9:08
#18456
23M
23.00 mi14:43:183:25:358:5612:09
9:42
#18508
24M
24.00 mi14:53:023:35:198:589:44
9:44
#18605
40K
24.85 mi15:01:213:43:389:008:19
9:44
#18639
25.2M
25.20 mi15:04:593:47:169:013:38
10:32
#18668
Finish
26.22 mi15:14:233:56:409:029:24
9:13
#18700
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM55-59Seg. OverallSeg. MalesSeg. M55-59
5K3.11 mi3.11 mi19676120331203317354(Top 65%)11203(Top 74%)11203(Top 788%)
10K6.21 mi3.10 mi18603+107311699+33411699+33417515(Top 66%)11307(Top 75%)11307(Top 795%)
15K9.32 mi3.11 mi18195+40811537+16211537+16217354(Top 65%)11203(Top 74%)11203(Top 788%)
20K12.43 mi3.11 mi18224-2911560-2311560-2318407(Top 69%)11647(Top 77%)11647(Top 819%)
Half13.11 mi0.68 mi18173+5111537+2311537+2317281(Top 65%)11212(Top 74%)11212(Top 788%)
25K15.53 mi2.42 mi18206-3311535+211535+218428(Top 69%)11605(Top 76%)11605(Top 816%)
30K18.64 mi3.11 mi18212-611497+3811497+3818305(Top 69%)11471(Top 76%)11471(Top 807%)
20M20.00 mi1.36 mi18469-25711599-10211599-10220462(Top 77%)12328(Top 81%)12328(Top 867%)
21M21.00 mi1.00 mi18460+911581+1811581+1818379(Top 69%)11377(Top 75%)11377(Top 800%)
35K21.75 mi0.75 mi18456+411572+911572+918452(Top 69%)11353(Top 75%)11353(Top 798%)
23M23.00 mi1.25 mi18508-5211586-1411586-1419077(Top 72%)11606(Top 76%)11606(Top 816%)
24M24.00 mi1.00 mi18605-9711617-3111617-3119991(Top 75%)11996(Top 79%)11996(Top 844%)
40K24.85 mi0.85 mi18639-34116171161719096(Top 72%)11532(Top 76%)11532(Top 811%)
25.2M25.20 mi0.35 mi18668-2911619-211619-219184(Top 72%)11556(Top 76%)11556(Top 813%)
Finish26.22 mi1.02 mi18700-3211630-1111630-1119019(Top 71%)11556(Top 76%)11556(Top 813%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 65%
×21stories
+97ft-345ft

Overall

17354

Males

11203

M55-59

11203

5K→10K

3.1 - 6.2 mi

Top 66%
×5stories
+79ft-138ft

Overall

17515

Males

11307

M55-59

11307

10K→15K

6.2 - 9.3 mi

Top 65%
×3stories
+67ft-78ft

Overall

17354

Males

11203

M55-59

11203

15K→20K

9.3 - 12.4 mi

Top 69%
×5stories
+106ft-86ft

Overall

18407

Males

11647

M55-59

11647

20K→Half

12.4 - 13.1 mi

Top 65%
×2stories
+19ft-37ft

Overall

17281

Males

11212

M55-59

11212

Half→25K

13.1 - 15.5 mi

Top 69%
×4stories
+66ft-88ft

Overall

18428

Males

11605

M55-59

11605

25K→30K

15.5 - 18.6 mi

Top 69%
×9stories
+181ft-148ft

Overall

18305

Males

11471

M55-59

11471

30K→20M

18.6 - 20.0 mi

Top 77%
×5stories
+64ft-50ft

Overall

20462

Males

12328

M55-59

12328

20M→21M

20.0 - 21.0 mi

Top 69%
×8stories
+106ft-24ft

Overall

18379

Males

11377

M55-59

11377

21M→35K

21.0 - 21.8 mi

Top 69%
×7stories
+17ft-86ft

Overall

18452

Males

11353

M55-59

11353

35K→23M

21.8 - 23.0 mi

Top 72%
×5stories
+23ft-63ft

Overall

19077

Males

11606

M55-59

11606

23M→24M

23.0 - 24.0 mi

Top 75%
×6stories
+12ft-82ft

Overall

19991

Males

11996

M55-59

11996

24M→40K

24.0 - 24.9 mi

Top 72%
×1story
+6ft-20ft

Overall

19096

Males

11532

M55-59

11532

40K→25.2M

24.9 - 25.2 mi

Top 72%
×1story
+13ft-16ft

Overall

19184

Males

11556

M55-59

11556

25.2M→Finish

25.2 - 26.2 mi

Top 71%
×2stories
+22ft-21ft

Overall

19019

Males

11556

M55-59

11556

Passing Analysis

Category:
Athletes Passed
2474
Passed By
1498
Net Change
+976
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#19676
5K → 10K114269+1073#19676#18603
10K → 15K45547+408#18603#18195
15K → 20K159188-29#18195#18224
20K → Half6211+51#18224#18173
Half → 25K115148-33#18173#18206
25K → 30K189195-6#18206#18212
30K → 20M32289-257#18212#18469
20M → 21M8879+9#18469#18460
21M → 35K5147+4#18460#18456
35K → 23M57109-52#18456#18508
23M → 24M30127-97#18508#18605
24M → 40K4175-34#18605#18639
40K → 25.2M1746-29#18639#18668
25.2M → Finish3668-32#18668#18700
TOTALS24741498+976
📊

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