Boston Marathon logo
BOSTON MARATHON 2023

Wenyi Lu

Bib: 20723•M

CA

0:00
0:00
/ mi
Masters
Be the first to cheer!
Overall
#0 / 26622
Gender (Male)
#0 / 15176
Masters (Masters Men)
#0 / 9891
Division (M60-64)
#0 / 1110
Top 25%
Race Day Weather
49°/39°F
light intensity drizzle

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
25:04
Rank: #14465
Start → 5K
25:04 | 8:04/mi
10K· 6.21 mi
50:02
Rank: #14750 (-285)
5K → 10K
24:58 | 8:02/mi
15K· 9.32 mi
1:15:17
Rank: #14958 (-208)
10K → 15K
25:15 | 8:08/mi
20K· 12.43 mi
1:40:44
Rank: #14897 (+61)
15K → 20K
25:27 | 8:11/mi
Half· 13.11 mi
1:46:19
Rank: #14947 (-50)
20K → Half
5:35 | 8:11/mi
25K· 15.53 mi
2:05:59
Rank: #14714 (+233)
Half → 25K
19:40 | 8:07/mi
30K· 18.64 mi
2:31:47
Rank: #14401 (+313)
25K → 30K
25:48 | 8:18/mi
20M
2:43:14
Rank: #14294 (+107)
30K → 20M
11:27 | 8:26/mi
21M
2:52:18
Rank: #14251 (+43)
20M → 21M
9:04 | 9:04/mi
35K· 21.75 mi
2:58:19
Rank: #14162 (+89)
21M → 35K
6:01 | 8:03/mi
23M
3:08:46
Rank: #14014 (+148)
35K → 23M
10:27 | 8:21/mi
24M
3:16:56
Rank: #13919 (+95)
23M → 24M
8:10 | 8:10/mi
40K· 24.85 mi
3:24:19
Rank: #13892 (+27)
24M → 40K
7:23 | 8:38/mi
25.2M
3:27:34
Rank: #13914 (-22)
40K → 25.2M
3:15 | 9:25/mi
Finish· 26.22 mi
3:36:32
Rank: #14066 (-152)
25.2M → Finish
8:58 | 8:48/mi

The Course

Is this your race?

Claim it — unlock a deeper AI report on this race, free

A personalized Race Performance Report that goes beyond this page — emailed to you, built from your real splits.

Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:46:19
Pace8:07 /mi
2nd Half
Distance13.11 mi
Time1:50:13
Pace8:24 /mi
📊Positive Split: 3.7% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:20:0025:048:0425:04
8:04
-
10K
6.21 mi11:44:5850:028:0324:58
8:02
-0:02
15K
9.32 mi12:10:131:15:178:0525:15
8:08
+0:06
20K
12.43 mi12:35:401:40:448:0625:27
8:11
+0:03
Half
13.11 mi12:41:151:46:198:075:35
8:11
0:00
25K
15.53 mi13:00:552:05:598:0719:40
8:07
-0:04
30K
18.64 mi13:26:432:31:478:0925:48
8:18
+0:11
20M
20.00 mi13:38:102:43:148:1011:27
8:26
+0:08
21M
21.00 mi13:47:142:52:188:129:04
9:04
+0:38
35K
21.75 mi13:53:152:58:198:126:01
8:03
-1:01
23M
23.00 mi14:03:423:08:468:1210:27
8:21
+0:18
24M
24.00 mi14:11:523:16:568:128:10
8:10
-0:11
40K
24.85 mi14:19:153:24:198:137:23
8:38
+0:28
25.2M
25.20 mi14:22:303:27:348:143:15
9:25
+0:47
Finish
26.22 mi14:31:283:36:328:168:58
8:48
-0:37

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

8:02 /mi

Average Pace

8:16 /mi

Slowest Pace

9:25 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

3:24:13

94% of race

Time at Steady Pace

12:19

6% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 8:15 /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 mi11:20:0025:048:0425:04
8:04
#14465
10K
6.21 mi11:44:5850:028:0324:58
8:02
#14750
15K
9.32 mi12:10:131:15:178:0525:15
8:08
#14958
20K
12.43 mi12:35:401:40:448:0625:27
8:11
#14897
Half
13.11 mi12:41:151:46:198:075:35
8:11
#14947
25K
15.53 mi13:00:552:05:598:0719:40
8:07
#14714
30K
18.64 mi13:26:432:31:478:0925:48
8:18
#14401
20M
20.00 mi13:38:102:43:148:1011:27
8:26
#14294
21M
21.00 mi13:47:142:52:188:129:04
9:04
#14251
35K
21.75 mi13:53:152:58:198:126:01
8:03
#14162
23M
23.00 mi14:03:423:08:468:1210:27
8:21
#14014
24M
24.00 mi14:11:523:16:568:128:10
8:10
#13919
40K
24.85 mi14:19:153:24:198:137:23
8:38
#13892
25.2M
25.20 mi14:22:303:27:348:143:15
9:25
#13914
Finish
26.22 mi14:31:283:36:328:168:58
8:48
#14066
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM60-64Seg. OverallSeg. MalesSeg. M60-64
5K3.11 mi3.11 mi14465101411014115334(Top 58%)10446(Top 69%)10446(Top 941%)
10K6.21 mi3.10 mi14750-28510233-9210233-9215043(Top 57%)10317(Top 68%)10317(Top 929%)
15K9.32 mi3.11 mi14958-20810304-7110304-7115334(Top 58%)10446(Top 69%)10446(Top 941%)
20K12.43 mi3.11 mi14897+6110260+4410260+4414910(Top 56%)10236(Top 67%)10236(Top 922%)
Half13.11 mi0.68 mi14947-5010274-1410274-1415609(Top 59%)10517(Top 69%)10517(Top 947%)
25K15.53 mi2.42 mi14714+23310166+10810166+10813574(Top 51%)9593(Top 63%)9593(Top 864%)
30K18.64 mi3.11 mi14401+3139986+1809986+18013053(Top 49%)9250(Top 61%)9250(Top 833%)
20M20.00 mi1.36 mi14294+1079922+649922+6413159(Top 49%)9204(Top 61%)9204(Top 829%)
21M21.00 mi1.00 mi14251+439887+359887+3513777(Top 52%)9389(Top 62%)9389(Top 846%)
35K21.75 mi0.75 mi14162+899839+489839+4812416(Top 47%)8750(Top 58%)8750(Top 788%)
23M23.00 mi1.25 mi14014+1489760+799760+7912210(Top 46%)8566(Top 56%)8566(Top 772%)
24M24.00 mi1.00 mi13919+959696+649696+6412366(Top 46%)8577(Top 57%)8577(Top 773%)
40K24.85 mi0.85 mi13892+279670+269670+2614141(Top 53%)9299(Top 61%)9299(Top 838%)
25.2M25.20 mi0.35 mi13914-229669+19669+114758(Top 55%)9562(Top 63%)9562(Top 861%)
Finish26.22 mi1.02 mi14066-1529708-399708-3917008(Top 64%)10604(Top 70%)10604(Top 955%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 58%
×21stories
+97ft-345ft

Overall

15334

Males

10446

M60-64

10446

5K→10K

3.1 - 6.2 mi

Top 57%
×5stories
+79ft-138ft

Overall

15043

Males

10317

M60-64

10317

10K→15K

6.2 - 9.3 mi

Top 58%
×3stories
+67ft-78ft

Overall

15334

Males

10446

M60-64

10446

15K→20K

9.3 - 12.4 mi

Top 56%
×5stories
+106ft-86ft

Overall

14910

Males

10236

M60-64

10236

20K→Half

12.4 - 13.1 mi

Top 59%
×2stories
+19ft-37ft

Overall

15609

Males

10517

M60-64

10517

Half→25K

13.1 - 15.5 mi

Top 51%
×4stories
+66ft-88ft

Overall

13574

Males

9593

M60-64

9593

25K→30K

15.5 - 18.6 mi

Top 49%
×9stories
+181ft-148ft

Overall

13053

Males

9250

M60-64

9250

30K→20M

18.6 - 20.0 mi

Top 49%
×5stories
+64ft-50ft

Overall

13159

Males

9204

M60-64

9204

20M→21M

20.0 - 21.0 mi

Top 52%
×8stories
+106ft-24ft

Overall

13777

Males

9389

M60-64

9389

21M→35K

21.0 - 21.8 mi

Top 47%
×7stories
+17ft-86ft

Overall

12416

Males

8750

M60-64

8750

35K→23M

21.8 - 23.0 mi

Top 46%
×5stories
+23ft-63ft

Overall

12210

Males

8566

M60-64

8566

23M→24M

23.0 - 24.0 mi

Top 46%
×6stories
+12ft-82ft

Overall

12366

Males

8577

M60-64

8577

24M→40K

24.0 - 24.9 mi

Top 53%
×1story
+6ft-20ft

Overall

14141

Males

9299

M60-64

9299

40K→25.2M

24.9 - 25.2 mi

Top 55%
×1story
+13ft-16ft

Overall

14758

Males

9562

M60-64

9562

25.2M→Finish

25.2 - 26.2 mi

Top 64%
×2stories
+22ft-21ft

Overall

17008

Males

10604

M60-64

10604

Passing Analysis

Category:
Athletes Passed
1896
Passed By
1497
Net Change
+399
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#14465
5K → 10K177462-285#14465#14750
10K → 15K115323-208#14750#14958
15K → 20K213152+61#14958#14897
20K → Half2272-50#14897#14947
Half → 25K26027+233#14947#14714
25K → 30K35845+313#14714#14401
30K → 20M13730+107#14401#14294
20M → 21M9350+43#14294#14251
21M → 35K10011+89#14251#14162
35K → 23M17729+148#14162#14014
23M → 24M11621+95#14014#13919
24M → 40K7750+27#13919#13892
40K → 25.2M2244-22#13892#13914
25.2M → Finish29181-152#13914#14066
TOTALS18961497+399
📊

Passing Visuals

Category:
Loading...

🔥Passing Intensity

Loading...

🔄Passing Circle

Loading...

🌊Position Flow

Loading...

🏃Race Lanes

Loading...

Upload your GPX file

Supports Garmin, Apple Watch, Polar, Suunto, COROS, Strava, and other apps

.gpx files up to 10MB

Export Track Data

Download your race performance as a GPX or TCX file to import into Strava, Garmin Connect, or other fitness apps.

Questions or issues regarding timing data?

If you notice any discrepancies in your timing data or have questions about your results, our support team can help.

Contact Race Support
Share Feedback

Public Race Data

Boston Athletic Association

Boston Athletic Association

Mika Timing

Mika Timing