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BOSTON MARATHON 2023

Rafael Dasi Chisbert

Bib: 31596•M

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

⏱️ Race Timeline

Course Elevation
7–469 ft
≈
×2stacked redwood trees
•▲ 890 ft climb · ▼ 1342 ft descent
Ribbon color based on
FasterSteadySlower· vs. your average pace
Start
0:00
Race begins
5K· 3.11 mi
9:00/mi
27:58
↑ 97↓ 3451.5%
10K· 6.21 mi
8:11/mi
53:24
↑ 79↓ 1380.4%
15K· 9.32 mi
7:59/mi
1:18:12
↑ 67↓ 78
20K· 12.43 mi
8:03/mi
1:43:13
↑ 106↓ 860.1%
Half· 13.11 mi
7:59/mi
1:48:40
↑ 19↓ 370.5%
25K· 15.53 mi
8:25/mi
2:09:04
↑ 66↓ 880.2%
30K· 18.64 mi
8:51/mi
2:36:34
↑ 181↓ 1480.2%
20M
8:53/mi
2:48:38
↑ 64↓ 500.2%
21M
8:56/mi
2:57:34
↑ 106↓ 241.6%
35K· 21.75 mi
8:44/mi
3:04:06
↑ 17↓ 861.7%
23M
8:43/mi
3:15:01
↑ 23↓ 630.6%
24M
8:46/mi
3:23:47
↓ 821.3%
40K· 24.85 mi
8:39/mi
3:31:11
↓ 200.3%
25.2M
9:14/mi
3:34:22
↑ 13↓ 160.2%
Finish· 26.22 mi
8:21/mi
3:42:53
↑ 22↓ 21

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:48:40
Pace8:17 /mi
2nd Half
Distance13.11 mi
Time1:54:13
Pace8:43 /mi
📊Positive Split: 5.1% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:48:5827:589:0027:58
9:00
-
10K
6.21 mi12:14:2453:248:3625:26
8:11
-0:49
15K
9.32 mi12:39:121:18:128:2324:48
7:59
-0:12
20K
12.43 mi13:04:131:43:138:1825:01
8:03
+0:04
Half
13.11 mi13:09:401:48:408:175:27
7:59
-0:04
25K
15.53 mi13:30:042:09:048:1920:24
8:25
+0:26
30K
18.64 mi13:57:342:36:348:2427:30
8:51
+0:26
20M
20.00 mi14:09:382:48:388:2612:04
8:53
+0:02
21M
21.00 mi14:18:342:57:348:278:56
8:56
+0:03
35K
21.75 mi14:25:063:04:068:286:32
8:44
-0:12
23M
23.00 mi14:36:013:15:018:2910:55
8:43
-0:01
24M
24.00 mi14:44:473:23:478:298:46
8:46
+0:03
40K
24.85 mi14:52:113:31:118:307:24
8:39
-0:07
25.2M
25.20 mi14:55:223:34:228:303:11
9:14
+0:35
Finish
26.22 mi15:03:533:42:538:308:31
8:21
-0:53

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

7:59 /mi

Average Pace

8:30 /mi

Slowest Pace

9:14 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:23:14

64% of race

Time at Steady Pace

1:19:39

36% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 8:30 /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 mi11:48:5827:589:0027:58
9:00
#20442
10K
6.21 mi12:14:2453:248:3625:26
8:11
#18494
15K
9.32 mi12:39:121:18:128:2324:48
7:59
#17128
20K
12.43 mi13:04:131:43:138:1825:01
8:03
#16316
Half
13.11 mi13:09:401:48:408:175:27
7:59
#16199
25K
15.53 mi13:30:042:09:048:1920:24
8:25
#16086
30K
18.64 mi13:57:342:36:348:2427:30
8:51
#16148
20M
20.00 mi14:09:382:48:388:2612:04
8:53
#16108
21M
21.00 mi14:18:342:57:348:278:56
8:56
#15907
35K
21.75 mi14:25:063:04:068:286:32
8:44
#15897
23M
23.00 mi14:36:013:15:018:2910:55
8:43
#15791
24M
24.00 mi14:44:473:23:478:298:46
8:46
#15813
40K
24.85 mi14:52:113:31:118:307:24
8:39
#15748
25.2M
25.20 mi14:55:223:34:228:303:11
9:14
#15718
Finish
26.22 mi15:03:533:42:538:308:31
8:21
#15662
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM45-49Seg. OverallSeg. MalesSeg. M45-49
5K3.11 mi3.11 mi20442123401234014225(Top 53%)9997(Top 66%)9997(Top 444%)
10K6.21 mi3.10 mi18494+194811650+69011650+69016141(Top 61%)10762(Top 71%)10762(Top 478%)
15K9.32 mi3.11 mi17128+136611121+52911121+52914225(Top 53%)9997(Top 66%)9997(Top 444%)
20K12.43 mi3.11 mi16316+81210799+32210799+32213847(Top 52%)9821(Top 65%)9821(Top 436%)
Half13.11 mi0.68 mi16199+11710751+4810751+4814249(Top 54%)10021(Top 66%)10021(Top 445%)
25K15.53 mi2.42 mi16086+11310679+7210679+7215661(Top 59%)10399(Top 69%)10399(Top 462%)
30K18.64 mi3.11 mi16148-6210658+2110658+2116378(Top 62%)10640(Top 70%)10640(Top 472%)
20M20.00 mi1.36 mi16108+4010628+3010628+3015875(Top 60%)10358(Top 68%)10358(Top 460%)
21M21.00 mi1.00 mi15907+20110529+9910529+9913021(Top 49%)9054(Top 60%)9054(Top 402%)
35K21.75 mi0.75 mi15897+1010507+2210507+2216556(Top 62%)10508(Top 69%)10508(Top 467%)
23M23.00 mi1.25 mi15791+10610436+7110436+7114484(Top 54%)9572(Top 63%)9572(Top 425%)
24M24.00 mi1.00 mi15813-2210422+1410422+1416012(Top 60%)10180(Top 67%)10180(Top 452%)
40K24.85 mi0.85 mi15748+6510395+2710395+2714259(Top 54%)9358(Top 62%)9358(Top 416%)
25.2M25.20 mi0.35 mi15718+3010384+1110384+1113767(Top 52%)9135(Top 60%)9135(Top 406%)
Finish26.22 mi1.02 mi15662+5610354+3010354+3014435(Top 54%)9455(Top 62%)9455(Top 420%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 53%
×21story building
+97ft-345ft

Overall

14225

Males

9997

M45-49

9997

5K→10K

3.1 - 6.2 mi

Top 61%
×5story building
+79ft-138ft

Overall

16141

Males

10762

M45-49

10762

10K→15K

6.2 - 9.3 mi

Top 53%
×3story building
+67ft-78ft

Overall

14225

Males

9997

M45-49

9997

15K→20K

9.3 - 12.4 mi

Top 52%
×5story building
+106ft-86ft

Overall

13847

Males

9821

M45-49

9821

20K→Half

12.4 - 13.1 mi

Top 54%
×2story building
+19ft-37ft

Overall

14249

Males

10021

M45-49

10021

Half→25K

13.1 - 15.5 mi

Top 59%
×4story building
+66ft-88ft

Overall

15661

Males

10399

M45-49

10399

25K→30K

15.5 - 18.6 mi

Top 62%
×9story building
+181ft-148ft

Overall

16378

Males

10640

M45-49

10640

30K→20M

18.6 - 20.0 mi

Top 60%
×5story building
+64ft-50ft

Overall

15875

Males

10358

M45-49

10358

20M→21M

20.0 - 21.0 mi

Top 49%
×8story building
+106ft-24ft

Overall

13021

Males

9054

M45-49

9054

21M→35K

21.0 - 21.8 mi

Top 62%
×7story building
+17ft-86ft

Overall

16556

Males

10508

M45-49

10508

35K→23M

21.8 - 23.0 mi

Top 54%
×5story building
+23ft-63ft

Overall

14484

Males

9572

M45-49

9572

23M→24M

23.0 - 24.0 mi

Top 60%
×6story building
+12ft-82ft

Overall

16012

Males

10180

M45-49

10180

24M→40K

24.0 - 24.9 mi

Top 54%
×1story
+6ft-20ft

Overall

14259

Males

9358

M45-49

9358

40K→25.2M

24.9 - 25.2 mi

Top 52%
×1story
+13ft-16ft

Overall

13767

Males

9135

M45-49

9135

25.2M→Finish

25.2 - 26.2 mi

Top 54%
×2story building
+22ft-21ft

Overall

14435

Males

9455

M45-49

9455

Passing Analysis

Category:
Athletes Passed
5430
Passed By
650
Net Change
+4780
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#20442
5K → 10K196921+1948#20442#18494
10K → 15K13671+1366#18494#17128
15K → 20K8164+812#17128#16316
20K → Half1203+117#16316#16199
Half → 25K19885+113#16199#16086
25K → 30K160222-62#16086#16148
30K → 20M10161+40#16148#16108
20M → 21M2087+201#16108#15907
21M → 35K5646+10#15907#15897
35K → 23M14236+106#15897#15791
23M → 24M7193-22#15791#15813
24M → 40K9025+65#15813#15748
40K → 25.2M4515+30#15748#15718
25.2M → Finish8731+56#15718#15662
TOTALS5430650+4780
📊

Passing Visuals

Category:
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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