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BOSTON MARATHON 2023

Ivan Espinoza

Bib: 13688•M

0:00
0:00
/ mi
Masters
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Overall
#0 / 26622
Top 39%
Gender (Male)
#0 / 15176
Masters (Masters Men)
#0 / 9891
Top 43%
Division (M45-49)
#0 / 2252
Race Day Weather
49°/39°F
light intensity drizzle

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
22:45
Rank: #8257
Start → 5K
7:19/mi
22:45 split
10K· 6.21 mi
45:19
Rank: #8396 (-139)
5K → 10K
7:16/mi
22:34 split
15K· 9.32 mi
1:08:11
Rank: #8567 (-171)
10K → 15K
7:22/mi
22:52 split
20K· 12.43 mi
1:31:45
Rank: #8869 (-302)
15K → 20K
7:35/mi
23:34 split
Half· 13.11 mi
1:36:58
Rank: #8997 (-128)
20K → Half
7:39/mi
5:13 split
25K· 15.53 mi
1:56:08
Rank: #9442 (-445)
Half → 25K
7:54/mi
19:10 split
30K· 18.64 mi
2:22:09
Rank: #10172 (-730)
25K → 30K
8:22/mi
26:01 split
20M
2:33:22
Rank: #10302 (-130)
30K → 20M
8:15/mi
11:13 split
21M
2:41:58
Rank: #10325 (-23)
20M → 21M
8:36/mi
8:36 split
35K· 21.75 mi
2:47:59
Rank: #10380 (-55)
21M → 35K
8:03/mi
6:01 split
23M
2:58:27
Rank: #10460 (-80)
35K → 23M
8:22/mi
10:28 split
24M
3:06:50
Rank: #10623 (-163)
23M → 24M
8:23/mi
8:23 split
40K· 24.85 mi
3:13:48
Rank: #10605 (+18)
24M → 40K
8:09/mi
6:58 split
25.2M
3:16:40
Rank: #10552 (+53)
40K → 25.2M
8:19/mi
2:52 split
Finish· 26.22 mi
3:24:25
Rank: #10481 (+71)
25.2M → Finish
7:36/mi
7:45 split

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:36:58
Pace7:24 /mi
2nd Half
Distance13.11 mi
Time1:47:27
Pace8:12 /mi
📊Positive Split: 10.8% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:50:5722:457:1922:45
7:19
-
10K
6.21 mi11:13:3145:197:1822:34
7:16
-0:03
15K
9.32 mi11:36:231:08:117:1922:52
7:22
+0:06
20K
12.43 mi11:59:571:31:457:2323:34
7:35
+0:13
Half
13.11 mi12:05:101:36:587:245:13
7:39
+0:04
25K
15.53 mi12:24:201:56:087:2919:10
7:54
+0:15
30K
18.64 mi12:50:212:22:097:3826:01
8:22
+0:28
20M
20.00 mi13:01:342:33:227:4011:13
8:15
-0:07
21M
21.00 mi13:10:102:41:587:438:36
8:36
+0:21
35K
21.75 mi13:16:112:47:597:436:01
8:03
-0:33
23M
23.00 mi13:26:392:58:277:4610:28
8:22
+0:19
24M
24.00 mi13:35:023:06:507:478:23
8:23
+0:01
40K
24.85 mi13:42:003:13:487:486:58
8:09
-0:14
25.2M
25.20 mi13:44:523:16:407:482:52
8:19
+0:10
Finish
26.22 mi13:52:373:24:257:487:45
7:36
-0:43

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

7:16 /mi

Average Pace

7:48 /mi

Slowest Pace

8:36 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:03:53

61% of race

Time at Steady Pace

1:11:56

35% of race

Time at Slower Pace

8:36

4% of race

Average Pace: 7:48 /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 mi10:50:5722:457:1922:45
7:19
#8257
10K
6.21 mi11:13:3145:197:1822:34
7:16
#8396
15K
9.32 mi11:36:231:08:117:1922:52
7:22
#8567
20K
12.43 mi11:59:571:31:457:2323:34
7:35
#8869
Half
13.11 mi12:05:101:36:587:245:13
7:39
#8997
25K
15.53 mi12:24:201:56:087:2919:10
7:54
#9442
30K
18.64 mi12:50:212:22:097:3826:01
8:22
#10172
20M
20.00 mi13:01:342:33:227:4011:13
8:15
#10302
21M
21.00 mi13:10:102:41:587:438:36
8:36
#10325
35K
21.75 mi13:16:112:47:597:436:01
8:03
#10380
23M
23.00 mi13:26:392:58:277:4610:28
8:22
#10460
24M
24.00 mi13:35:023:06:507:478:23
8:23
#10623
40K
24.85 mi13:42:003:13:487:486:58
8:09
#10605
25.2M
25.20 mi13:44:523:16:407:482:52
8:19
#10552
Finish
26.22 mi13:52:373:24:257:487:45
7:36
#10481
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM45-49Seg. OverallSeg. MalesSeg. M45-49
5K3.11 mi3.11 mi8257714171419016(Top 34%)7551(Top 50%)7551(Top 335%)
10K6.21 mi3.10 mi8396-1397210-697210-698576(Top 32%)7315(Top 48%)7315(Top 325%)
15K9.32 mi3.11 mi8567-1717305-957305-959016(Top 34%)7551(Top 50%)7551(Top 335%)
20K12.43 mi3.11 mi8869-3027476-1717476-1719972(Top 37%)8059(Top 53%)8059(Top 358%)
Half13.11 mi0.68 mi8997-1287544-687544-6811339(Top 43%)8772(Top 58%)8772(Top 390%)
25K15.53 mi2.42 mi9442-4457804-2607804-26011937(Top 45%)8876(Top 58%)8876(Top 394%)
30K18.64 mi3.11 mi10172-7308183-3798183-37913501(Top 51%)9455(Top 62%)9455(Top 420%)
20M20.00 mi1.36 mi10302-1308217-348217-3412017(Top 45%)8707(Top 57%)8707(Top 387%)
21M21.00 mi1.00 mi10325-238202+158202+1511039(Top 41%)8133(Top 54%)8133(Top 361%)
35K21.75 mi0.75 mi10380-558209-78209-712381(Top 47%)8715(Top 57%)8715(Top 387%)
23M23.00 mi1.25 mi10460-808215-68215-612282(Top 46%)8587(Top 57%)8587(Top 381%)
24M24.00 mi1.00 mi10623-1638269-548269-5413722(Top 52%)9181(Top 60%)9181(Top 408%)
40K24.85 mi0.85 mi10605+188221+488221+4811002(Top 41%)7841(Top 52%)7841(Top 348%)
25.2M25.20 mi0.35 mi10552+538191+308191+308370(Top 31%)6402(Top 42%)6402(Top 284%)
Finish26.22 mi1.02 mi10481+718127+648127+649297(Top 35%)6917(Top 46%)6917(Top 307%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 34%
×21stories
+97ft-345ft

Overall

9016

Males

7551

M45-49

7551

5K→10K

3.1 - 6.2 mi

Top 32%
×5stories
+79ft-138ft

Overall

8576

Males

7315

M45-49

7315

10K→15K

6.2 - 9.3 mi

Top 34%
×3stories
+67ft-78ft

Overall

9016

Males

7551

M45-49

7551

15K→20K

9.3 - 12.4 mi

Top 37%
×5stories
+106ft-86ft

Overall

9972

Males

8059

M45-49

8059

20K→Half

12.4 - 13.1 mi

Top 43%
×2stories
+19ft-37ft

Overall

11339

Males

8772

M45-49

8772

Half→25K

13.1 - 15.5 mi

Top 45%
×4stories
+66ft-88ft

Overall

11937

Males

8876

M45-49

8876

25K→30K

15.5 - 18.6 mi

Top 51%
×9stories
+181ft-148ft

Overall

13501

Males

9455

M45-49

9455

30K→20M

18.6 - 20.0 mi

Top 45%
×5stories
+64ft-50ft

Overall

12017

Males

8707

M45-49

8707

20M→21M

20.0 - 21.0 mi

Top 41%
×8stories
+106ft-24ft

Overall

11039

Males

8133

M45-49

8133

21M→35K

21.0 - 21.8 mi

Top 47%
×7stories
+17ft-86ft

Overall

12381

Males

8715

M45-49

8715

35K→23M

21.8 - 23.0 mi

Top 46%
×5stories
+23ft-63ft

Overall

12282

Males

8587

M45-49

8587

23M→24M

23.0 - 24.0 mi

Top 52%
×6stories
+12ft-82ft

Overall

13722

Males

9181

M45-49

9181

24M→40K

24.0 - 24.9 mi

Top 41%
×1story
+6ft-20ft

Overall

11002

Males

7841

M45-49

7841

40K→25.2M

24.9 - 25.2 mi

Top 31%
×1story
+13ft-16ft

Overall

8370

Males

6402

M45-49

6402

25.2M→Finish

25.2 - 26.2 mi

Top 35%
×2stories
+22ft-21ft

Overall

9297

Males

6917

M45-49

6917

Passing Analysis

Category:
Athletes Passed
867*
Passed By
3091
Net Change
-2224
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#8257
5K → 10K171310-139#8257#8396
10K → 15K83254-171#8396#8567
15K → 20K50352-302#8567#8869
20K → Half4132-128#8869#8997
Half → 25K30475-445#8997#9442
25K → 30K39769-730#9442#10172
30K → 20M45*175-130#10172#10302
20M → 21M79102-23#10302#10325
21M → 35K3489-55#10325#10380
35K → 23M61141-80#10380#10460
23M → 24M27190-163#10460#10623
24M → 40K7557+18#10623#10605
40K → 25.2M618+53#10605#10552
25.2M → Finish10837+71#10552#10481
TOTALS867*3091-2224

* Includes athletes who did not complete a segment (DNF/DNQ).

📊

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