Robert Yeh

Bib: 6319β€’M

CA

Boston Marathon logo
0:00
0:00
/ mi
Masters
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Overall
#0 / 29021
Top 17%
Gender (Male)
#0 / 16340
Top 28%
Masters (Masters Men)
#0 / 10617
Top 13%
Age Group (M45-49)
#0 / 2413
Top 17%
Race Day Weather
51Β°/41Β°F
overcast clouds

Race Timeline and Course Information

Your journey through the course with elevation, pacing, and checkpoint details

⏱️ Race Timeline

Watch your race unfold from start to finish

Start
0:00:00
Race begins
5K
20:19
3.11 mi
Rank: #4496
Start β†’ 5K
20:19 | 6:33/mi
10K
40:40
6.21 mi
Rank: #4547 (-51)
5K β†’ 10K
20:21 | 6:34/mi
15K
1:00:47
9.32 mi
Rank: #4333 (+214)
10K β†’ 15K
20:07 | 6:29/mi
20K
1:21:34
12.43 mi
Rank: #4517 (-184)
15K β†’ 20K
20:47 | 6:42/mi
HALF
1:26:09
13.11 mi
Rank: #4593 (-76)
20K β†’ HALF
4:35 | 6:44/mi
25K
1:42:51
15.53 mi
Rank: #4819 (-226)
HALF β†’ 25K
16:42 | 6:54/mi
30K
2:04:47
18.64 mi
Rank: #5023 (-204)
25K β†’ 30K
21:56 | 7:04/mi
20M
2:14:31
20.00 mi
Rank: #5150 (-127)
30K β†’ 20M
9:44 | 7:10/mi
21M
2:22:00
21.00 mi
Rank: #5227 (-77)
20M β†’ 21M
7:29 | 7:29/mi
35K
2:27:04
21.75 mi
Rank: #5203 (+24)
21M β†’ 35K
5:04 | 6:47/mi
23M
2:35:40
23.00 mi
Rank: #5125 (+78)
35K β†’ 23M
8:36 | 6:53/mi
24M
2:42:29
24.00 mi
Rank: #5105 (+20)
23M β†’ 24M
6:49 | 6:49/mi
40K
2:48:24
24.85 mi
Rank: #5063 (+42)
24M β†’ 40K
5:55 | 6:56/mi
25.2M
2:50:58
25.20 mi
Rank: #5043 (+20)
40K β†’ 25.2M
2:34 | 7:27/mi
FINISH
2:57:47
26.22 mi
Rank: #5043
25.2M β†’ FINISH
6:49 | 6:42/mi

Splits & Pacing

Detailed breakdown of your race performance at each timing point

Half Splits

1st HalfFaster
via HALF
Distance13.11 mi
Time1:26:09
Pace6:35 /mi
2nd Half
Distance13.11 mi
Time1:31:38
Pace7:00 /mi
πŸ“ŠPositive Split: 6.4% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:25:4920:196:3320:19
6:33
-
10K
6.21 mi10:46:1040:406:3320:21
6:34
+0:01
15K
9.32 mi11:06:171:00:476:3220:07
6:29
-0:05
20K
12.43 mi11:27:041:21:346:3420:47
6:42
+0:13
HALF
13.11 mi11:31:391:26:096:354:35
6:44
+0:02
25K
15.53 mi11:48:211:42:516:3816:42
6:54
+0:10
30K
18.64 mi12:10:172:04:476:4221:56
7:04
+0:10
20M
20.00 mi12:20:012:14:316:449:44
7:10
+0:06
21M
21.00 mi12:27:302:22:006:467:29
7:29
+0:19
35K
21.75 mi12:32:342:27:046:465:04
6:47
-0:42
23M
23.00 mi12:41:102:35:406:478:36
6:53
+0:06
24M
24.00 mi12:47:592:42:296:476:49
6:49
-0:04
40K
24.85 mi12:53:542:48:246:475:55
6:56
+0:07
25.2M
25.20 mi12:56:282:50:586:482:34
7:27
+0:31
FINISH
26.22 mi13:03:172:57:476:486:49
6:42
-0:45

Checkpoint Splits Visualizations

Explore your race data through different visual perspectives. Scroll to discover each visualization.

πŸ“ˆPace 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

6:29 /mi

Average Pace

6:47 /mi

Slowest Pace

7:29 /mi

Loading chart...
Fastest
Middle
Slowest
Average

πŸ“ŠSegments

Segment Time Comparison

Bar length shows time spent in each segment. Colors mark your faster to slower segments, relative to your own pace.

Time at Faster Pace

2:38:00

89% of race

Time at Steady Pace

19:47

11% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 6:47 /mi

Loading chart...
Faster pace (< avg)
Steady pace (β‰ˆ 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

Enhanced split table showing pace trends through mini sparkline visualizations.

Overall Pace Trend

CheckpointDistanceTime of DayTimeAvg PaceSegmentPaceTrendRank
5K
3.11 mi10:25:4920:196:3320:19
6:33
#4496
10K
6.21 mi10:46:1040:406:3320:21
6:34
#4547
15K
9.32 mi11:06:171:00:476:3220:07
6:29
#4333
20K
12.43 mi11:27:041:21:346:3420:47
6:42
#4517
HALF
13.11 mi11:31:391:26:096:354:35
6:44
#4593
25K
15.53 mi11:48:211:42:516:3816:42
6:54
#4819
30K
18.64 mi12:10:172:04:476:4221:56
7:04
#5023
20M
20.00 mi12:20:012:14:316:449:44
7:10
#5150
21M
21.00 mi12:27:302:22:006:467:29
7:29
#5227
35K
21.75 mi12:32:342:27:046:465:04
6:47
#5203
23M
23.00 mi12:41:102:35:406:478:36
6:53
#5125
24M
24.00 mi12:47:592:42:296:476:49
6:49
#5105
40K
24.85 mi12:53:542:48:246:475:55
6:56
#5063
25.2M
25.20 mi12:56:282:50:586:482:34
7:27
#5043
FINISH
26.22 mi13:03:172:57:476:486:49
6:42
#5043
Faster pace
Steady pace
Slower pace

Rankings

Your position at each checkpoint and how you ranked in each segment

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM45-49Seg. OverallSeg. MalesSeg. M45-49
5K3.11 mi3.11 mi4496423542354049(Top 14%)3845(Top 24%)3845(Top 159%)
10K6.21 mi3.10 mi4547-514285-504285-504627(Top 16%)4348(Top 27%)4348(Top 180%)
15K9.32 mi3.11 mi4333+2144099+1864099+1864049(Top 14%)3845(Top 24%)3845(Top 159%)
20K12.43 mi3.11 mi4517-1844251-1524251-1525112(Top 18%)4726(Top 29%)4726(Top 196%)
HALF13.11 mi0.68 mi4593-764314-634314-636298(Top 22%)5642(Top 35%)5642(Top 234%)
25K15.53 mi2.42 mi4819-2264510-1964510-1966530(Top 23%)5754(Top 35%)5754(Top 238%)
30K18.64 mi3.11 mi5023-2044659-1494659-1496353(Top 22%)5551(Top 34%)5551(Top 230%)
20M20.00 mi1.36 mi5150-1274757-984757-986665(Top 23%)5686(Top 35%)5686(Top 236%)
21M21.00 mi1.00 mi5227-774810-534810-536336(Top 22%)5329(Top 33%)5329(Top 221%)
35K21.75 mi0.75 mi5203+244783+274783+275432(Top 19%)4757(Top 29%)4757(Top 197%)
23M23.00 mi1.25 mi5125+784703+804703+804560(Top 16%)4051(Top 25%)4051(Top 168%)
24M24.00 mi1.00 mi5105+204676+274676+275226(Top 18%)4498(Top 28%)4498(Top 186%)
40K24.85 mi0.85 mi5063+424624+524624+524982(Top 17%)4273(Top 26%)4273(Top 177%)
25.2M25.20 mi0.35 mi5043+204598+264598+264851(Top 17%)4112(Top 25%)4112(Top 170%)
FINISH26.22 mi1.02 mi50434590+84590+85358(Top 18%)4431(Top 27%)4431(Top 184%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 14%
Γ—21
+97ft-345ft

Overall

4049

Males

3845

M45-49

3845

5K→10K

3.1 - 6.2 mi

Top 16%
Γ—5
+79ft-138ft

Overall

4627

Males

4348

M45-49

4348

10K→15K

6.2 - 9.3 mi

Top 14%
Γ—3
+67ft-78ft

Overall

4049

Males

3845

M45-49

3845

15K→20K

9.3 - 12.4 mi

Top 18%
Γ—5
+106ft-86ft

Overall

5112

Males

4726

M45-49

4726

20K→HALF

12.4 - 13.1 mi

Top 22%
Γ—2
+19ft-37ft

Overall

6298

Males

5642

M45-49

5642

HALF→25K

13.1 - 15.5 mi

Top 23%
Γ—4
+66ft-88ft

Overall

6530

Males

5754

M45-49

5754

25K→30K

15.5 - 18.6 mi

Top 22%
Γ—9
+181ft-148ft

Overall

6353

Males

5551

M45-49

5551

30K→20M

18.6 - 20.0 mi

Top 23%
Γ—5
+64ft-50ft

Overall

6665

Males

5686

M45-49

5686

20M→21M

20.0 - 21.0 mi

Top 22%
Γ—8
+106ft-24ft

Overall

6336

Males

5329

M45-49

5329

21M→35K

21.0 - 21.8 mi

Top 19%
Γ—7
+17ft-86ft

Overall

5432

Males

4757

M45-49

4757

35K→23M

21.8 - 23.0 mi

Top 16%
Γ—5
+23ft-63ft

Overall

4560

Males

4051

M45-49

4051

23M→24M

23.0 - 24.0 mi

Top 18%
Γ—6
+12ft-82ft

Overall

5226

Males

4498

M45-49

4498

24M→40K

24.0 - 24.9 mi

Top 17%
Γ—1
+6ft-20ft

Overall

4982

Males

4273

M45-49

4273

40K→25.2M

24.9 - 25.2 mi

Top 17%
Γ—1
+13ft-16ft

Overall

4851

Males

4112

M45-49

4112

25.2M→FINISH

25.2 - 26.2 mi

Top 18%
Γ—2
+22ft-21ft

Overall

5358

Males

4431

M45-49

4431

Passing

Athletes you passed and who passed you throughout the race

Passing Analysis

Position interactions are being recalculated

Started about 2 hours ago. This usually takes 10-20 minutes. Please check back shortly.

Qualifying & Age Grade

See how your performance stacks up against qualifying standards

OTQ

Olympic Trials Qualifying analysis available

Activity Data

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Public Race Data

Boston Athletic Association

Boston Athletic Association

Mika Timing

Mika Timing