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BOSTON MARATHON 2023

Andres Ulloa

Bib: 2357•M

0:00
0:00
/ mi
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Overall
#0 / 26622
Top 9%
Gender (Male)
#0 / 15176
Top 15%
Division (M18-39)
#0 / 5285
Top 34%
Race Day Weather
49°/39°F
light intensity drizzle

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
19:37
Rank: #1484
Start → 5K
19:37 | 6:19/mi
10K· 6.21 mi
39:19
Rank: #1683 (-199)
5K → 10K
19:42 | 6:20/mi
15K· 9.32 mi
59:12
Rank: #1802 (-119)
10K → 15K
19:53 | 6:24/mi
20K· 12.43 mi
1:19:27
Rank: #1906 (-104)
15K → 20K
20:15 | 6:31/mi
Half· 13.11 mi
1:23:51
Rank: #1925 (-19)
20K → Half
4:24 | 6:27/mi
25K· 15.53 mi
1:39:41
Rank: #1972 (-47)
Half → 25K
15:50 | 6:32/mi
30K· 18.64 mi
2:00:46
Rank: #2114 (-142)
25K → 30K
21:05 | 6:47/mi
20M
2:09:57
Rank: #2122 (-8)
30K → 20M
9:11 | 6:45/mi
21M
2:17:09
Rank: #2160 (-38)
20M → 21M
7:12 | 7:12/mi
35K· 21.75 mi
2:22:02
Rank: #2161 (-1)
21M → 35K
4:53 | 6:32/mi
23M
2:30:36
Rank: #2177 (-16)
35K → 23M
8:34 | 6:51/mi
24M
2:37:19
Rank: #2187 (-10)
23M → 24M
6:43 | 6:43/mi
40K· 24.85 mi
2:43:27
Rank: #2245 (-58)
24M → 40K
6:08 | 7:10/mi
25.2M
2:46:13
Rank: #2281 (-36)
40K → 25.2M
2:46 | 8:01/mi
Finish· 26.22 mi
2:53:53
Rank: #2446 (-165)
25.2M → Finish
7:40 | 7:31/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:23:51
Pace6:24 /mi
2nd Half
Distance13.11 mi
Time1:30:02
Pace6:52 /mi
📊Positive Split: 7.4% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:20:2319:376:1919:37
6:19
-
10K
6.21 mi10:40:0539:196:2019:42
6:20
+0:01
15K
9.32 mi10:59:5859:126:2119:53
6:24
+0:04
20K
12.43 mi11:20:131:19:276:2420:15
6:31
+0:07
Half
13.11 mi11:24:371:23:516:244:24
6:27
-0:04
25K
15.53 mi11:40:271:39:416:2515:50
6:32
+0:05
30K
18.64 mi12:01:322:00:466:2921:05
6:47
+0:15
20M
20.00 mi12:10:432:09:576:309:11
6:45
-0:02
21M
21.00 mi12:17:552:17:096:327:12
7:12
+0:27
35K
21.75 mi12:22:482:22:026:324:53
6:32
-0:40
23M
23.00 mi12:31:222:30:366:338:34
6:51
+0:19
24M
24.00 mi12:38:052:37:196:336:43
6:43
-0:08
40K
24.85 mi12:44:132:43:276:356:08
7:10
+0:27
25.2M
25.20 mi12:46:592:46:136:362:46
8:01
+0:51
Finish
26.22 mi12:54:392:53:536:387:40
7:31
-0:30

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

6:19 /mi

Average Pace

6:38 /mi

Slowest Pace

8:01 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

1:03:36

37% of race

Time at Steady Pace

1:26:31

50% of race

Time at Slower Pace

23:46

14% of race

Average Pace: 6:38 /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 mi10:20:2319:376:1919:37
6:19
#1484
10K
6.21 mi10:40:0539:196:2019:42
6:20
#1683
15K
9.32 mi10:59:5859:126:2119:53
6:24
#1802
20K
12.43 mi11:20:131:19:276:2420:15
6:31
#1906
Half
13.11 mi11:24:371:23:516:244:24
6:27
#1925
25K
15.53 mi11:40:271:39:416:2515:50
6:32
#1972
30K
18.64 mi12:01:322:00:466:2921:05
6:47
#2114
20M
20.00 mi12:10:432:09:576:309:11
6:45
#2122
21M
21.00 mi12:17:552:17:096:327:12
7:12
#2160
35K
21.75 mi12:22:482:22:026:324:53
6:32
#2161
23M
23.00 mi12:31:222:30:366:338:34
6:51
#2177
24M
24.00 mi12:38:052:37:196:336:43
6:43
#2187
40K
24.85 mi12:44:132:43:276:356:08
7:10
#2245
25.2M
25.20 mi12:46:592:46:136:362:46
8:01
#2281
Finish
26.22 mi12:54:392:53:536:387:40
7:31
#2446
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM18-39Seg. OverallSeg. MalesSeg. M18-39
5K3.11 mi3.11 mi1484141214122098(Top 8%)2013(Top 13%)2013(Top 38%)
10K6.21 mi3.10 mi1683-1991608-1961608-1961941(Top 7%)1860(Top 12%)1860(Top 35%)
15K9.32 mi3.11 mi1802-1191723-1151723-1152098(Top 8%)2013(Top 13%)2013(Top 38%)
20K12.43 mi3.11 mi1906-1041825-1021825-1022383(Top 9%)2283(Top 15%)2283(Top 43%)
Half13.11 mi0.68 mi1925-191844-191844-192478(Top 9%)2377(Top 16%)2377(Top 45%)
25K15.53 mi2.42 mi1972-471889-451889-452328(Top 9%)2230(Top 15%)2230(Top 42%)
30K18.64 mi3.11 mi2114-1422028-1392028-1392868(Top 11%)2718(Top 18%)2718(Top 51%)
20M20.00 mi1.36 mi2122-82033-52033-52548(Top 10%)2415(Top 16%)2415(Top 46%)
21M21.00 mi1.00 mi2160-382069-362069-363064(Top 12%)2868(Top 19%)2868(Top 54%)
35K21.75 mi0.75 mi2161-12070-12070-12544(Top 10%)2403(Top 16%)2403(Top 45%)
23M23.00 mi1.25 mi2177-162086-162086-162874(Top 11%)2684(Top 18%)2684(Top 51%)
24M24.00 mi1.00 mi2187-102098-122098-123173(Top 12%)2939(Top 19%)2939(Top 56%)
40K24.85 mi0.85 mi2245-582154-562154-564700(Top 18%)4127(Top 27%)4127(Top 78%)
25.2M25.20 mi0.35 mi2281-362184-302184-306503(Top 24%)5229(Top 34%)5229(Top 99%)
Finish26.22 mi1.02 mi2446-1652337-1532337-1538666(Top 33%)6544(Top 43%)6544(Top 124%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 8%
×21stories
+97ft-345ft

Overall

2098

Males

2013

M18-39

2013

5K→10K

3.1 - 6.2 mi

Top 7%
×5stories
+79ft-138ft

Overall

1941

Males

1860

M18-39

1860

10K→15K

6.2 - 9.3 mi

Top 8%
×3stories
+67ft-78ft

Overall

2098

Males

2013

M18-39

2013

15K→20K

9.3 - 12.4 mi

Top 9%
×5stories
+106ft-86ft

Overall

2383

Males

2283

M18-39

2283

20K→Half

12.4 - 13.1 mi

Top 9%
×2stories
+19ft-37ft

Overall

2478

Males

2377

M18-39

2377

Half→25K

13.1 - 15.5 mi

Top 9%
×4stories
+66ft-88ft

Overall

2328

Males

2230

M18-39

2230

25K→30K

15.5 - 18.6 mi

Top 11%
×9stories
+181ft-148ft

Overall

2868

Males

2718

M18-39

2718

30K→20M

18.6 - 20.0 mi

Top 10%
×5stories
+64ft-50ft

Overall

2548

Males

2415

M18-39

2415

20M→21M

20.0 - 21.0 mi

Top 12%
×8stories
+106ft-24ft

Overall

3064

Males

2868

M18-39

2868

21M→35K

21.0 - 21.8 mi

Top 10%
×7stories
+17ft-86ft

Overall

2544

Males

2403

M18-39

2403

35K→23M

21.8 - 23.0 mi

Top 11%
×5stories
+23ft-63ft

Overall

2874

Males

2684

M18-39

2684

23M→24M

23.0 - 24.0 mi

Top 12%
×6stories
+12ft-82ft

Overall

3173

Males

2939

M18-39

2939

24M→40K

24.0 - 24.9 mi

Top 18%
×1story
+6ft-20ft

Overall

4700

Males

4127

M18-39

4127

40K→25.2M

24.9 - 25.2 mi

Top 24%
×1story
+13ft-16ft

Overall

6503

Males

5229

M18-39

5229

25.2M→Finish

25.2 - 26.2 mi

Top 33%
×2stories
+22ft-21ft

Overall

8666

Males

6544

M18-39

6544

Passing Analysis

Category:
Athletes Passed
274
Passed By
1236
Net Change
-962
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#1484
5K → 10K24223-199#1484#1683
10K → 15K21140-119#1683#1802
15K → 20K25129-104#1802#1906
20K → Half625-19#1906#1925
Half → 25K2370-47#1925#1972
25K → 30K35177-142#1972#2114
30K → 20M3038-8#2114#2122
20M → 21M2159-38#2122#2160
21M → 35K1718-1#2160#2161
35K → 23M3147-16#2161#2177
23M → 24M2232-10#2177#2187
24M → 40K1270-58#2187#2245
40K → 25.2M440-36#2245#2281
25.2M → Finish3168-165#2281#2446
TOTALS2741236-962
📊

Passing Visuals

Category:
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🔥Passing Intensity

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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