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BOSTON MARATHON 2023

Jason Ming

Bib: 6627•M

IL

0:00
0:00
/ mi
Masters
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Overall
#0 / 26622
Top 17%
Gender (Male)
#0 / 15176
Top 28%
Masters (Masters Men)
#0 / 9891
Top 14%
Division (M40-44)
#0 / 2241
Top 33%
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
6:51/mi
21:18
↑ 97↓ 3451.5%
10K· 6.21 mi
6:42/mi
42:07
↑ 79↓ 1380.4%
15K· 9.32 mi
6:42/mi
1:02:57
↑ 67↓ 78
20K· 12.43 mi
6:47/mi
1:24:03
↑ 106↓ 860.1%
Half· 13.11 mi
6:42/mi
1:28:37
↑ 19↓ 370.5%
25K· 15.53 mi
6:50/mi
1:45:10
↑ 66↓ 880.2%
30K· 18.64 mi
7:03/mi
2:07:05
↑ 181↓ 1480.2%
20M
7:02/mi
2:16:39
↑ 64↓ 500.2%
21M
7:34/mi
2:24:13
↑ 106↓ 241.6%
35K· 21.75 mi
6:57/mi
2:29:25
↑ 17↓ 861.7%
23M
7:06/mi
2:38:19
↑ 23↓ 630.6%
24M
6:51/mi
2:45:10
↓ 821.3%
40K· 24.85 mi
7:02/mi
2:51:11
↓ 200.3%
25.2M
7:56/mi
2:53:55
↑ 13↓ 160.2%
Finish· 26.22 mi
7:24/mi
3:01:27
↑ 22↓ 21

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:28:37
Pace6:46 /mi
2nd Half
Distance13.11 mi
Time1:32:50
Pace7:05 /mi
📊Positive Split: 4.8% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:24:4021:186:5121:18
6:51
-
10K
6.21 mi10:45:2942:076:4720:49
6:42
-0:09
15K
9.32 mi11:06:191:02:576:4520:50
6:42
0:00
20K
12.43 mi11:27:251:24:036:4621:06
6:47
+0:05
Half
13.11 mi11:31:591:28:376:464:34
6:42
-0:05
25K
15.53 mi11:48:321:45:106:4616:33
6:50
+0:08
30K
18.64 mi12:10:272:07:056:4921:55
7:03
+0:13
20M
20.00 mi12:20:012:16:396:509:34
7:02
-0:01
21M
21.00 mi12:27:352:24:136:527:34
7:34
+0:32
35K
21.75 mi12:32:472:29:256:525:12
6:57
-0:37
23M
23.00 mi12:41:412:38:196:538:54
7:06
+0:09
24M
24.00 mi12:48:322:45:106:536:51
6:51
-0:15
40K
24.85 mi12:54:332:51:116:536:01
7:02
+0:11
25.2M
25.20 mi12:57:172:53:556:542:44
7:56
+0:54
Finish
26.22 mi13:04:493:01:276:567:32
7:24
-0:32

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

6:42 /mi

Average Pace

6:56 /mi

Slowest Pace

7:56 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:43:37

90% of race

Time at Steady Pace

15:06

8% of race

Time at Slower Pace

2:44

2% of race

Average Pace: 6:55 /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 mi10:24:4021:186:5121:18
6:51
#5185
10K
6.21 mi10:45:2942:076:4720:49
6:42
#4774
15K
9.32 mi11:06:191:02:576:4520:50
6:42
#4547
20K
12.43 mi11:27:251:24:036:4621:06
6:47
#4482
Half
13.11 mi11:31:591:28:376:464:34
6:42
#4466
25K
15.53 mi11:48:321:45:106:4616:33
6:50
#4404
30K
18.64 mi12:10:272:07:056:4921:55
7:03
#4457
20M
20.00 mi12:20:012:16:396:509:34
7:02
#4448
21M
21.00 mi12:27:352:24:136:527:34
7:34
#4472
35K
21.75 mi12:32:472:29:256:525:12
6:57
#4494
23M
23.00 mi12:41:412:38:196:538:54
7:06
#4477
24M
24.00 mi12:48:322:45:106:536:51
6:51
#4435
40K
24.85 mi12:54:332:51:116:536:01
7:02
#4406
25.2M
25.20 mi12:57:172:53:556:542:44
7:56
#4417
Finish
26.22 mi13:04:493:01:276:567:32
7:24
#4507
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM40-44Seg. OverallSeg. MalesSeg. M40-44
5K3.11 mi3.11 mi5185480848084191(Top 16%)3933(Top 26%)3933(Top 176%)
10K6.21 mi3.10 mi4774+4114443+3654443+3654336(Top 16%)4060(Top 27%)4060(Top 181%)
15K9.32 mi3.11 mi4547+2274247+1964247+1964191(Top 16%)3933(Top 26%)3933(Top 176%)
20K12.43 mi3.11 mi4482+654189+584189+584369(Top 16%)4079(Top 27%)4079(Top 182%)
Half13.11 mi0.68 mi4466+164179+104179+104297(Top 16%)4021(Top 26%)4021(Top 179%)
25K15.53 mi2.42 mi4404+624119+604119+604383(Top 16%)4087(Top 27%)4087(Top 182%)
30K18.64 mi3.11 mi4457-534164-454164-454680(Top 18%)4321(Top 28%)4321(Top 193%)
20M20.00 mi1.36 mi4448+94153+114153+114270(Top 16%)3941(Top 26%)3941(Top 176%)
21M21.00 mi1.00 mi4472-244174-214174-214891(Top 18%)4394(Top 29%)4394(Top 196%)
35K21.75 mi0.75 mi4494-224190-164190-165036(Top 19%)4511(Top 30%)4511(Top 201%)
23M23.00 mi1.25 mi4477+174174+164174+164338(Top 16%)3957(Top 26%)3957(Top 177%)
24M24.00 mi1.00 mi4435+424139+354139+353942(Top 15%)3601(Top 24%)3601(Top 161%)
40K24.85 mi0.85 mi4406+294113+264113+264028(Top 15%)3610(Top 24%)3610(Top 161%)
25.2M25.20 mi0.35 mi4417-114120-74120-75984(Top 22%)4915(Top 32%)4915(Top 219%)
Finish26.22 mi1.02 mi4507-904189-694189-697689(Top 29%)5975(Top 39%)5975(Top 267%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 16%
×21story building
+97ft-345ft

Overall

4191

Males

3933

M40-44

3933

5K→10K

3.1 - 6.2 mi

Top 16%
×5story building
+79ft-138ft

Overall

4336

Males

4060

M40-44

4060

10K→15K

6.2 - 9.3 mi

Top 16%
×3story building
+67ft-78ft

Overall

4191

Males

3933

M40-44

3933

15K→20K

9.3 - 12.4 mi

Top 16%
×5story building
+106ft-86ft

Overall

4369

Males

4079

M40-44

4079

20K→Half

12.4 - 13.1 mi

Top 16%
×2story building
+19ft-37ft

Overall

4297

Males

4021

M40-44

4021

Half→25K

13.1 - 15.5 mi

Top 16%
×4story building
+66ft-88ft

Overall

4383

Males

4087

M40-44

4087

25K→30K

15.5 - 18.6 mi

Top 18%
×9story building
+181ft-148ft

Overall

4680

Males

4321

M40-44

4321

30K→20M

18.6 - 20.0 mi

Top 16%
×5story building
+64ft-50ft

Overall

4270

Males

3941

M40-44

3941

20M→21M

20.0 - 21.0 mi

Top 18%
×8story building
+106ft-24ft

Overall

4891

Males

4394

M40-44

4394

21M→35K

21.0 - 21.8 mi

Top 19%
×7story building
+17ft-86ft

Overall

5036

Males

4511

M40-44

4511

35K→23M

21.8 - 23.0 mi

Top 16%
×5story building
+23ft-63ft

Overall

4338

Males

3957

M40-44

3957

23M→24M

23.0 - 24.0 mi

Top 15%
×6story building
+12ft-82ft

Overall

3942

Males

3601

M40-44

3601

24M→40K

24.0 - 24.9 mi

Top 15%
×1story
+6ft-20ft

Overall

4028

Males

3610

M40-44

3610

40K→25.2M

24.9 - 25.2 mi

Top 22%
×1story
+13ft-16ft

Overall

5984

Males

4915

M40-44

4915

25.2M→Finish

25.2 - 26.2 mi

Top 29%
×2story building
+22ft-21ft

Overall

7689

Males

5975

M40-44

5975

Passing Analysis

Category:
Athletes Passed
1507
Passed By
829
Net Change
+678
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#5185
5K → 10K46857+411#5185#4774
10K → 15K26336+227#4774#4547
15K → 20K13469+65#4547#4482
20K → Half3519+16#4482#4466
Half → 25K11452+62#4466#4404
25K → 30K99152-53#4404#4457
30K → 20M6455+9#4457#4448
20M → 21M5377-24#4448#4472
21M → 35K3557-22#4472#4494
35K → 23M8164+17#4494#4477
23M → 24M6422+42#4477#4435
24M → 40K5728+29#4435#4406
40K → 25.2M1526-11#4406#4417
25.2M → Finish25115-90#4417#4507
TOTALS1507829+678
📊

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