Cesar Baron

Bib: 32729β€’M

Boston Marathon logo
0:00
0:00
/ mi
Masters
Be the first to cheer!
Overall
#0 / 29021
Gender (Male)
#0 / 16340
Masters (Masters Men)
#0 / 10617
Age Group (M45-49)
#0 / 2413
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
27:32
3.11 mi
Rank: #21995
Start β†’ 5K
27:32 | 8:52/mi
10K
54:49
6.21 mi
Rank: #21922 (+73)
5K β†’ 10K
27:17 | 8:47/mi
15K
1:22:13
9.32 mi
Rank: #21875 (+47)
10K β†’ 15K
27:24 | 8:50/mi
20K
1:50:49
12.43 mi
Rank: #22108 (-233)
15K β†’ 20K
28:36 | 9:13/mi
HALF
1:56:56
13.11 mi
Rank: #22133 (-25)
20K β†’ HALF
6:07 | 8:59/mi
25K
2:20:10
15.53 mi
Rank: #22348 (-215)
HALF β†’ 25K
23:14 | 9:35/mi
30K
2:51:03
18.64 mi
Rank: #22534 (-186)
25K β†’ 30K
30:53 | 9:57/mi
20M
3:05:21
20.00 mi
Rank: #22669 (-135)
30K β†’ 20M
14:18 | 10:32/mi
21M
3:16:50
21.00 mi
Rank: #22760 (-91)
20M β†’ 21M
11:29 | 11:29/mi
35K
3:24:51
21.75 mi
Rank: #22856 (-96)
21M β†’ 35K
8:01 | 10:43/mi
23M
3:37:58
23.00 mi
Rank: #22895 (-39)
35K β†’ 23M
13:07 | 10:29/mi
24M
3:48:17
24.00 mi
Rank: #22919 (-24)
23M β†’ 24M
10:19 | 10:19/mi
40K
3:57:28
24.85 mi
Rank: #22943 (-24)
24M β†’ 40K
9:11 | 10:45/mi
25.2M
4:01:50
25.20 mi
Rank: #22994 (-51)
40K β†’ 25.2M
4:22 | 12:40/mi
FINISH
4:12:53
26.22 mi
Rank: #23107 (-113)
25.2M β†’ FINISH
11:03 | 10:51/mi

Splits & Pacing

Detailed breakdown of your race performance at each timing point

Half Splits

1st HalfFaster
via HALF
Distance13.11 mi
Time1:56:56
Pace8:56 /mi
2nd Half
Distance13.11 mi
Time2:15:57
Pace10:23 /mi
πŸ“ŠPositive Split: 16.3% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:58:1827:328:5227:32
8:52
-
10K
6.21 mi12:25:3554:498:5027:17
8:47
-0:05
15K
9.32 mi12:52:591:22:138:5027:24
8:50
+0:03
20K
12.43 mi13:21:351:50:498:5628:36
9:13
+0:23
HALF
13.11 mi13:27:421:56:568:566:07
8:59
-0:14
25K
15.53 mi13:50:562:20:109:0223:14
9:35
+0:36
30K
18.64 mi14:21:492:51:039:1130:53
9:57
+0:22
20M
20.00 mi14:36:073:05:219:1714:18
10:32
+0:35
21M
21.00 mi14:47:363:16:509:2311:29
11:29
+0:57
35K
21.75 mi14:55:373:24:519:268:01
10:43
-0:46
23M
23.00 mi15:08:443:37:589:2913:07
10:29
-0:14
24M
24.00 mi15:19:033:48:179:3110:19
10:19
-0:10
40K
24.85 mi15:28:143:57:289:349:11
10:45
+0:26
25.2M
25.20 mi15:32:364:01:509:364:22
12:40
+1:55
FINISH
26.22 mi15:43:394:12:539:4011:03
10:51
-1:49

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

8:47 /mi

Average Pace

9:39 /mi

Slowest Pace

12:40 /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

2:20:10

55% of race

Time at Steady Pace

1:36:52

38% of race

Time at Slower Pace

15:51

6% of race

Average Pace: 9:39 /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 mi11:58:1827:328:5227:32
8:52
#21995
10K
6.21 mi12:25:3554:498:5027:17
8:47
#21922
15K
9.32 mi12:52:591:22:138:5027:24
8:50
#21875
20K
12.43 mi13:21:351:50:498:5628:36
9:13
#22108
HALF
13.11 mi13:27:421:56:568:566:07
8:59
#22133
25K
15.53 mi13:50:562:20:109:0223:14
9:35
#22348
30K
18.64 mi14:21:492:51:039:1130:53
9:57
#22534
20M
20.00 mi14:36:073:05:219:1714:18
10:32
#22669
21M
21.00 mi14:47:363:16:509:2311:29
11:29
#22760
35K
21.75 mi14:55:373:24:519:268:01
10:43
#22856
23M
23.00 mi15:08:443:37:589:2913:07
10:29
#22895
24M
24.00 mi15:19:033:48:179:3110:19
10:19
#22919
40K
24.85 mi15:28:143:57:289:349:11
10:45
#22943
25.2M
25.20 mi15:32:364:01:509:364:22
12:40
#22994
FINISH
26.22 mi15:43:394:12:539:4011:03
10:51
#23107
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 mi21995132191321921827(Top 75%)13183(Top 81%)13183(Top 546%)
10K6.21 mi3.10 mi21922+7313200+1913200+1921821(Top 75%)13170(Top 81%)13170(Top 546%)
15K9.32 mi3.11 mi21875+4713181+1913181+1921827(Top 75%)13183(Top 81%)13183(Top 546%)
20K12.43 mi3.11 mi22108-23313302-12113302-12122776(Top 78%)13628(Top 83%)13628(Top 565%)
HALF13.11 mi0.68 mi22133-2513312-1013312-1022620(Top 78%)13566(Top 83%)13566(Top 562%)
25K15.53 mi2.42 mi22348-21513425-11313425-11323243(Top 80%)13821(Top 85%)13821(Top 573%)
30K18.64 mi3.11 mi22534-18613475-5013475-5022965(Top 79%)13605(Top 83%)13605(Top 564%)
20M20.00 mi1.36 mi22669-13513522-4713522-4723920(Top 82%)13965(Top 85%)13965(Top 579%)
21M21.00 mi1.00 mi22760-9113553-3113553-3124157(Top 83%)13998(Top 86%)13998(Top 580%)
35K21.75 mi0.75 mi22856-9613590-3713590-3724710(Top 85%)14249(Top 87%)14249(Top 591%)
23M23.00 mi1.25 mi22895-39135901359023330(Top 80%)13554(Top 83%)13554(Top 562%)
24M24.00 mi1.00 mi22919-2413597-713597-723640(Top 81%)13676(Top 84%)13676(Top 567%)
40K24.85 mi0.85 mi22943-24135971359723738(Top 82%)13660(Top 84%)13660(Top 566%)
25.2M25.20 mi0.35 mi22994-5113617-2013617-2025583(Top 88%)14577(Top 89%)14577(Top 604%)
FINISH26.22 mi1.02 mi23107-11313670-5313670-5325805(Top 89%)14650(Top 90%)14650(Top 607%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 75%
Γ—21
+97ft-345ft

Overall

21827

Males

13183

M45-49

13183

5K→10K

3.1 - 6.2 mi

Top 75%
Γ—5
+79ft-138ft

Overall

21821

Males

13170

M45-49

13170

10K→15K

6.2 - 9.3 mi

Top 75%
Γ—3
+67ft-78ft

Overall

21827

Males

13183

M45-49

13183

15K→20K

9.3 - 12.4 mi

Top 78%
Γ—5
+106ft-86ft

Overall

22776

Males

13628

M45-49

13628

20K→HALF

12.4 - 13.1 mi

Top 78%
Γ—2
+19ft-37ft

Overall

22620

Males

13566

M45-49

13566

HALF→25K

13.1 - 15.5 mi

Top 80%
Γ—4
+66ft-88ft

Overall

23243

Males

13821

M45-49

13821

25K→30K

15.5 - 18.6 mi

Top 79%
Γ—9
+181ft-148ft

Overall

22965

Males

13605

M45-49

13605

30K→20M

18.6 - 20.0 mi

Top 82%
Γ—5
+64ft-50ft

Overall

23920

Males

13965

M45-49

13965

20M→21M

20.0 - 21.0 mi

Top 83%
Γ—8
+106ft-24ft

Overall

24157

Males

13998

M45-49

13998

21M→35K

21.0 - 21.8 mi

Top 85%
Γ—7
+17ft-86ft

Overall

24710

Males

14249

M45-49

14249

35K→23M

21.8 - 23.0 mi

Top 80%
Γ—5
+23ft-63ft

Overall

23330

Males

13554

M45-49

13554

23M→24M

23.0 - 24.0 mi

Top 81%
Γ—6
+12ft-82ft

Overall

23640

Males

13676

M45-49

13676

24M→40K

24.0 - 24.9 mi

Top 82%
Γ—1
+6ft-20ft

Overall

23738

Males

13660

M45-49

13660

40K→25.2M

24.9 - 25.2 mi

Top 88%
Γ—1
+13ft-16ft

Overall

25583

Males

14577

M45-49

14577

25.2M→FINISH

25.2 - 26.2 mi

Top 89%
Γ—2
+22ft-21ft

Overall

25805

Males

14650

M45-49

14650

Passing

Athletes you passed and who passed you throughout the race

Passing Analysis

Position interactions are being recalculated

Started about 8 hours ago. This usually takes 10-20 minutes. Please check back shortly.

Activity Data

Upload your GPX file to see detailed activity metrics

Upload your GPX file

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

.gpx files up to 10MB

Export & Support

Download your data, get help, and share your feedback

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