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BOSTON MARATHON 2023

Khanh Pham

Bib: 12927•M

CA

0:00
0:00
/ mi
Masters
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Overall
#0 / 26622
Top 43%
Gender (Male)
#0 / 15176
Masters (Masters Men)
#0 / 9891
Top 47%
Division (M45-49)
#0 / 2252
Race Day Weather
49°/39°F
light intensity drizzle

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
23:21
Rank: #9755
Start → 5K
23:21 | 7:31/mi
10K· 6.21 mi
46:51
Rank: #10388 (-633)
5K → 10K
23:30 | 7:34/mi
15K· 9.32 mi
1:10:06
Rank: #10247 (+141)
10K → 15K
23:15 | 7:29/mi
20K· 12.43 mi
1:33:23
Rank: #9957 (+290)
15K → 20K
23:17 | 7:30/mi
Half· 13.11 mi
1:38:21
Rank: #9865 (+92)
20K → Half
4:58 | 7:17/mi
25K· 15.53 mi
1:57:28
Rank: #10159 (-294)
Half → 25K
19:07 | 7:53/mi
30K· 18.64 mi
2:22:46
Rank: #10424 (-265)
25K → 30K
25:18 | 8:09/mi
20M
2:33:58
Rank: #10538 (-114)
30K → 20M
11:12 | 8:15/mi
21M
2:43:09
Rank: #10768 (-230)
20M → 21M
9:11 | 9:11/mi
35K· 21.75 mi
2:48:57
Rank: #10726 (+42)
21M → 35K
5:48 | 7:45/mi
23M
2:59:54
Rank: #10962 (-236)
35K → 23M
10:57 | 8:45/mi
24M
3:07:57
Rank: #10988 (-26)
23M → 24M
8:03 | 8:03/mi
40K· 24.85 mi
3:15:17
Rank: #11089 (-101)
24M → 40K
7:20 | 8:35/mi
25.2M
3:18:39
Rank: #11199 (-110)
40K → 25.2M
3:22 | 9:46/mi
Finish· 26.22 mi
3:27:22
Rank: #11417 (-218)
25.2M → Finish
8:43 | 8:33/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:38:21
Pace7:30 /mi
2nd Half
Distance13.11 mi
Time1:49:01
Pace8:19 /mi
📊Positive Split: 10.8% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:14:0223:217:3123:21
7:31
-
10K
6.21 mi11:37:3246:517:3223:30
7:34
+0:03
15K
9.32 mi12:00:471:10:067:3123:15
7:29
-0:05
20K
12.43 mi12:24:041:33:237:3123:17
7:30
+0:01
Half
13.11 mi12:29:021:38:217:304:58
7:17
-0:13
25K
15.53 mi12:48:091:57:287:3419:07
7:53
+0:36
30K
18.64 mi13:13:272:22:467:4025:18
8:09
+0:16
20M
20.00 mi13:24:392:33:587:4211:12
8:15
+0:06
21M
21.00 mi13:33:502:43:097:469:11
9:11
+0:56
35K
21.75 mi13:39:382:48:577:465:48
7:45
-1:26
23M
23.00 mi13:50:352:59:547:4910:57
8:45
+1:00
24M
24.00 mi13:58:383:07:577:508:03
8:03
-0:42
40K
24.85 mi14:05:583:15:177:517:20
8:35
+0:32
25.2M
25.20 mi14:09:203:18:397:533:22
9:46
+1:11
Finish
26.22 mi14:18:033:27:227:558:43
8:33
-1:13

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

7:17 /mi

Average Pace

7:55 /mi

Slowest Pace

9:46 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

1:38:21

47% of race

Time at Steady Pace

1:09:28

33% of race

Time at Slower Pace

39:33

19% of race

Average Pace: 7:55 /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 mi11:14:0223:217:3123:21
7:31
#9755
10K
6.21 mi11:37:3246:517:3223:30
7:34
#10388
15K
9.32 mi12:00:471:10:067:3123:15
7:29
#10247
20K
12.43 mi12:24:041:33:237:3123:17
7:30
#9957
Half
13.11 mi12:29:021:38:217:304:58
7:17
#9865
25K
15.53 mi12:48:091:57:287:3419:07
7:53
#10159
30K
18.64 mi13:13:272:22:467:4025:18
8:09
#10424
20M
20.00 mi13:24:392:33:587:4211:12
8:15
#10538
21M
21.00 mi13:33:502:43:097:469:11
9:11
#10768
35K
21.75 mi13:39:382:48:577:465:48
7:45
#10726
23M
23.00 mi13:50:352:59:547:4910:57
8:45
#10962
24M
24.00 mi13:58:383:07:577:508:03
8:03
#10988
40K
24.85 mi14:05:583:15:177:517:20
8:35
#11089
25.2M
25.20 mi14:09:203:18:397:533:22
9:46
#11199
Finish
26.22 mi14:18:033:27:227:558:43
8:33
#11417
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM45-49Seg. OverallSeg. MalesSeg. M45-49
5K3.11 mi3.11 mi97558013801310040(Top 38%)8166(Top 54%)8166(Top 363%)
10K6.21 mi3.10 mi10388-6338355-3428355-34210979(Top 41%)8668(Top 57%)8668(Top 385%)
15K9.32 mi3.11 mi10247+1418300+558300+5510040(Top 38%)8166(Top 54%)8166(Top 363%)
20K12.43 mi3.11 mi9957+2908126+1748126+1749267(Top 35%)7669(Top 51%)7669(Top 341%)
Half13.11 mi0.68 mi9865+928078+488078+488462(Top 32%)7201(Top 47%)7201(Top 320%)
25K15.53 mi2.42 mi10159-2948216-1388216-13811786(Top 44%)8820(Top 58%)8820(Top 392%)
30K18.64 mi3.11 mi10424-2658299-838299-8311930(Top 45%)8768(Top 58%)8768(Top 389%)
20M20.00 mi1.36 mi10538-1148332-338332-3311941(Top 45%)8681(Top 57%)8681(Top 385%)
21M21.00 mi1.00 mi10768-2308417-858417-8514363(Top 54%)9645(Top 64%)9645(Top 428%)
35K21.75 mi0.75 mi10726+428373+448373+4410289(Top 39%)7782(Top 51%)7782(Top 346%)
23M23.00 mi1.25 mi10962-2368471-988471-9814639(Top 55%)9641(Top 64%)9641(Top 428%)
24M24.00 mi1.00 mi10988-268457+148457+1411559(Top 43%)8182(Top 54%)8182(Top 363%)
40K24.85 mi0.85 mi11089-1018480-238480-2313787(Top 52%)9140(Top 60%)9140(Top 406%)
25.2M25.20 mi0.35 mi11199-1108513-338513-3316309(Top 61%)10232(Top 67%)10232(Top 454%)
Finish26.22 mi1.02 mi11417-2188599-868599-8615699(Top 59%)10028(Top 66%)10028(Top 445%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 38%
×21stories
+97ft-345ft

Overall

10040

Males

8166

M45-49

8166

5K→10K

3.1 - 6.2 mi

Top 41%
×5stories
+79ft-138ft

Overall

10979

Males

8668

M45-49

8668

10K→15K

6.2 - 9.3 mi

Top 38%
×3stories
+67ft-78ft

Overall

10040

Males

8166

M45-49

8166

15K→20K

9.3 - 12.4 mi

Top 35%
×5stories
+106ft-86ft

Overall

9267

Males

7669

M45-49

7669

20K→Half

12.4 - 13.1 mi

Top 32%
×2stories
+19ft-37ft

Overall

8462

Males

7201

M45-49

7201

Half→25K

13.1 - 15.5 mi

Top 44%
×4stories
+66ft-88ft

Overall

11786

Males

8820

M45-49

8820

25K→30K

15.5 - 18.6 mi

Top 45%
×9stories
+181ft-148ft

Overall

11930

Males

8768

M45-49

8768

30K→20M

18.6 - 20.0 mi

Top 45%
×5stories
+64ft-50ft

Overall

11941

Males

8681

M45-49

8681

20M→21M

20.0 - 21.0 mi

Top 54%
×8stories
+106ft-24ft

Overall

14363

Males

9645

M45-49

9645

21M→35K

21.0 - 21.8 mi

Top 39%
×7stories
+17ft-86ft

Overall

10289

Males

7782

M45-49

7782

35K→23M

21.8 - 23.0 mi

Top 55%
×5stories
+23ft-63ft

Overall

14639

Males

9641

M45-49

9641

23M→24M

23.0 - 24.0 mi

Top 43%
×6stories
+12ft-82ft

Overall

11559

Males

8182

M45-49

8182

24M→40K

24.0 - 24.9 mi

Top 52%
×1story
+6ft-20ft

Overall

13787

Males

9140

M45-49

9140

40K→25.2M

24.9 - 25.2 mi

Top 61%
×1story
+13ft-16ft

Overall

16309

Males

10232

M45-49

10232

25.2M→Finish

25.2 - 26.2 mi

Top 59%
×2stories
+22ft-21ft

Overall

15699

Males

10028

M45-49

10028

Passing Analysis

Category:
Athletes Passed
1252*
Passed By
2911
Net Change
-1662
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#9755
5K → 10K102734-633#9755#10388
10K → 15K263122+141#10388#10247
15K → 20K333*43+290#10247#9957
20K → Half931+92#9957#9865
Half → 25K58350-294#9865#10159
25K → 30K93358-265#10159#10424
30K → 20M46*160-114#10424#10538
20M → 21M25255-230#10538#10768
21M → 35K7028+42#10768#10726
35K → 23M30266-236#10726#10962
23M → 24M6187-26#10962#10988
24M → 40K43144-101#10988#11089
40K → 25.2M10120-110#11089#11199
25.2M → Finish25243-218#11199#11417
TOTALS1252*2911-1662

* 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