Boston Marathon logo
BOSTON MARATHON 2024

Yu Guo

Bib: 9147•M

0:00
0:00
/ mi
Masters
Be the first to cheer!
Overall
#0 / 25550
Top 29%
Gender (Male)
#0 / 14578
Top 41%
Masters (Masters Men)
#0 / 9729
Top 30%
Division (M55-59)
#0 / 1529
Top 14%
Race Day Weather
55°/45°F
scattered clouds

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
21:46
Rank: #7085
Start → 5K
21:46 | 7:00/mi
10K· 6.21 mi
43:37
Rank: #6962 (+123)
5K → 10K
21:51 | 7:02/mi
15K· 9.32 mi
1:05:13
Rank: #6587 (+375)
10K → 15K
21:36 | 6:57/mi
20K· 12.43 mi
1:27:18
Rank: #6338 (+249)
15K → 20K
22:05 | 7:06/mi
Half· 13.11 mi
1:31:59
Rank: #6239 (+99)
20K → Half
4:41 | 6:52/mi
25K· 15.53 mi
1:49:57
Rank: #6192 (+47)
Half → 25K
17:58 | 7:25/mi
30K· 18.64 mi
2:14:50
Rank: #6376 (-184)
25K → 30K
24:53 | 8:01/mi
20M
2:25:58
Rank: #6385 (-9)
30K → 20M
11:08 | 8:12/mi
21M
2:35:16
Rank: #6536 (-151)
20M → 21M
9:18 | 9:18/mi
35K· 21.75 mi
2:41:30
Rank: #6580 (-44)
21M → 35K
6:14 | 8:20/mi
23M
2:52:27
Rank: #6681 (-101)
35K → 23M
10:57 | 8:45/mi
24M
3:01:04
Rank: #6792 (-111)
23M → 24M
8:37 | 8:37/mi
40K· 24.85 mi
3:08:54
Rank: #6961 (-169)
24M → 40K
7:50 | 9:10/mi
25.2M
3:13:02
Rank: #7180 (-219)
40K → 25.2M
4:08 | 11:59/mi
Finish· 26.22 mi
3:22:28
Rank: #7511 (-331)
25.2M → Finish
9:26 | 9:15/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
Time1:31:59
Pace7:01 /mi
2nd Half
Distance13.11 mi
Time1:50:29
Pace8:26 /mi
📊Positive Split: 20.1% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:47:4121:467:0021:46
7:00
-
10K
6.21 mi11:09:3243:377:0121:51
7:02
+0:02
15K
9.32 mi11:31:081:05:137:0021:36
6:57
-0:05
20K
12.43 mi11:53:131:27:187:0122:05
7:06
+0:09
Half
13.11 mi11:57:541:31:597:014:41
6:52
-0:14
25K
15.53 mi12:15:521:49:577:0517:58
7:25
+0:33
30K
18.64 mi12:40:452:14:507:1424:53
8:01
+0:36
20M
20.00 mi12:51:532:25:587:1811:08
8:12
+0:11
21M
21.00 mi13:01:112:35:167:249:18
9:18
+1:06
35K
21.75 mi13:07:252:41:307:266:14
8:20
-0:58
23M
23.00 mi13:18:222:52:277:3010:57
8:45
+0:25
24M
24.00 mi13:26:593:01:047:338:37
8:37
-0:08
40K
24.85 mi13:34:493:08:547:367:50
9:10
+0:33
25.2M
25.20 mi13:38:573:13:027:404:08
11:59
+2:49
Finish
26.22 mi13:48:233:22:287:449:26
9:15
-2:44

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

6:52 /mi

Average Pace

7:44 /mi

Slowest Pace

11:59 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

1:49:57

54% of race

Time at Steady Pace

1:01:49

31% of race

Time at Slower Pace

30:42

15% of race

Average Pace: 7:43 /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 mi10:47:4121:467:0021:46
7:00
#7085
10K
6.21 mi11:09:3243:377:0121:51
7:02
#6962
15K
9.32 mi11:31:081:05:137:0021:36
6:57
#6587
20K
12.43 mi11:53:131:27:187:0122:05
7:06
#6338
Half
13.11 mi11:57:541:31:597:014:41
6:52
#6239
25K
15.53 mi12:15:521:49:577:0517:58
7:25
#6192
30K
18.64 mi12:40:452:14:507:1424:53
8:01
#6376
20M
20.00 mi12:51:532:25:587:1811:08
8:12
#6385
21M
21.00 mi13:01:112:35:167:249:18
9:18
#6536
35K
21.75 mi13:07:252:41:307:266:14
8:20
#6580
23M
23.00 mi13:18:222:52:277:3010:57
8:45
#6681
24M
24.00 mi13:26:593:01:047:338:37
8:37
#6792
40K
24.85 mi13:34:493:08:547:367:50
9:10
#6961
25.2M
25.20 mi13:38:573:13:027:404:08
11:59
#7180
Finish
26.22 mi13:48:233:22:287:449:26
9:15
#7511
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM55-59Seg. OverallSeg. MalesSeg. M55-59
5K3.11 mi3.11 mi7085623362335916(Top 23%)5327(Top 37%)5327(Top 348%)
10K6.21 mi3.10 mi6962+1236117+1166117+1166860(Top 27%)6019(Top 41%)6019(Top 394%)
15K9.32 mi3.11 mi6587+3755839+2785839+2785916(Top 23%)5327(Top 37%)5327(Top 348%)
20K12.43 mi3.11 mi6338+2495640+1995640+1995846(Top 23%)5210(Top 36%)5210(Top 341%)
Half13.11 mi0.68 mi6239+995561+795561+794986(Top 20%)4563(Top 31%)4563(Top 298%)
25K15.53 mi2.42 mi6192+475493+685493+686467(Top 25%)5492(Top 38%)5492(Top 359%)
30K18.64 mi3.11 mi6376-1845570-775570-777913(Top 31%)6162(Top 42%)6162(Top 403%)
20M20.00 mi1.36 mi6385-95537+335537+337773(Top 30%)5871(Top 40%)5871(Top 384%)
21M21.00 mi1.00 mi6536-1515602-655602-659906(Top 39%)6697(Top 46%)6697(Top 438%)
35K21.75 mi0.75 mi6580-445605-35605-39727(Top 38%)6611(Top 45%)6611(Top 432%)
23M23.00 mi1.25 mi6681-1015618-135618-139795(Top 38%)6480(Top 44%)6480(Top 424%)
24M24.00 mi1.00 mi6792-1115650-325650-3210106(Top 40%)6577(Top 45%)6577(Top 430%)
40K24.85 mi0.85 mi6961-1695712-625712-6211562(Top 45%)7200(Top 49%)7200(Top 471%)
25.2M25.20 mi0.35 mi7180-2195821-1095821-10917271(Top 68%)10040(Top 69%)10040(Top 657%)
Finish26.22 mi1.02 mi7511-3315969-1485969-14815361(Top 60%)9137(Top 63%)9137(Top 598%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 23%
×21stories
+97ft-345ft

Overall

5916

Males

5327

M55-59

5327

5K→10K

3.1 - 6.2 mi

Top 27%
×5stories
+79ft-138ft

Overall

6860

Males

6019

M55-59

6019

10K→15K

6.2 - 9.3 mi

Top 23%
×3stories
+67ft-78ft

Overall

5916

Males

5327

M55-59

5327

15K→20K

9.3 - 12.4 mi

Top 23%
×5stories
+106ft-86ft

Overall

5846

Males

5210

M55-59

5210

20K→Half

12.4 - 13.1 mi

Top 20%
×2stories
+19ft-37ft

Overall

4986

Males

4563

M55-59

4563

Half→25K

13.1 - 15.5 mi

Top 25%
×4stories
+66ft-88ft

Overall

6467

Males

5492

M55-59

5492

25K→30K

15.5 - 18.6 mi

Top 31%
×9stories
+181ft-148ft

Overall

7913

Males

6162

M55-59

6162

30K→20M

18.6 - 20.0 mi

Top 30%
×5stories
+64ft-50ft

Overall

7773

Males

5871

M55-59

5871

20M→21M

20.0 - 21.0 mi

Top 39%
×8stories
+106ft-24ft

Overall

9906

Males

6697

M55-59

6697

21M→35K

21.0 - 21.8 mi

Top 38%
×7stories
+17ft-86ft

Overall

9727

Males

6611

M55-59

6611

35K→23M

21.8 - 23.0 mi

Top 38%
×5stories
+23ft-63ft

Overall

9795

Males

6480

M55-59

6480

23M→24M

23.0 - 24.0 mi

Top 40%
×6stories
+12ft-82ft

Overall

10106

Males

6577

M55-59

6577

24M→40K

24.0 - 24.9 mi

Top 45%
×1story
+6ft-20ft

Overall

11562

Males

7200

M55-59

7200

40K→25.2M

24.9 - 25.2 mi

Top 68%
×1story
+13ft-16ft

Overall

17271

Males

10040

M55-59

10040

25.2M→Finish

25.2 - 26.2 mi

Top 60%
×2stories
+22ft-21ft

Overall

15361

Males

9137

M55-59

9137

Passing Analysis

Category:
Athletes Passed
1843
Passed By
2269
Net Change
-426
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#7085
5K → 10K251128+123#7085#6962
10K → 15K39722+375#6962#6587
15K → 20K30152+249#6587#6338
20K → Half1034+99#6338#6239
Half → 25K168121+47#6239#6192
25K → 30K158342-184#6192#6376
30K → 20M118127-9#6376#6385
20M → 21M63214-151#6385#6536
21M → 35K57101-44#6536#6580
35K → 23M86187-101#6580#6681
23M → 24M61172-111#6681#6792
24M → 40K48217-169#6792#6961
40K → 25.2M3222-219#6961#7180
25.2M → Finish29360-331#7180#7511
TOTALS18432269-426
📊

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