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BOSTON MARATHON 2023

Fabio Santos

Bib: 12784•M

NY

0:00
0:00
/ mi
Masters
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Overall
#0 / 26622
Top 30%
Gender (Male)
#0 / 15176
Top 44%
Masters (Masters Men)
#0 / 9891
Top 31%
Division (M45-49)
#0 / 2252
Top 42%
Race Day Weather
49°/39°F
light intensity drizzle

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
23:38
Rank: #10585
Start → 5K
23:38 | 7:36/mi
10K· 6.21 mi
46:17
Rank: #9564 (+1021)
5K → 10K
22:39 | 7:17/mi
15K· 9.32 mi
1:08:42
Rank: #8979 (+585)
10K → 15K
22:25 | 7:13/mi
20K· 12.43 mi
1:31:12
Rank: #8540 (+439)
15K → 20K
22:30 | 7:15/mi
Half· 13.11 mi
1:36:03
Rank: #8456 (+84)
20K → Half
4:51 | 7:07/mi
25K· 15.53 mi
1:53:38
Rank: #8179 (+277)
Half → 25K
17:35 | 7:15/mi
30K· 18.64 mi
2:16:46
Rank: #7904 (+275)
25K → 30K
23:08 | 7:27/mi
20M
2:27:22
Rank: #7922 (-18)
30K → 20M
10:36 | 7:48/mi
21M
2:36:22
Rank: #8239 (-317)
20M → 21M
9:00 | 9:00/mi
35K· 21.75 mi
2:41:57
Rank: #8218 (+21)
21M → 35K
5:35 | 7:28/mi
23M
2:51:41
Rank: #8175 (+43)
35K → 23M
9:44 | 7:46/mi
24M
2:58:34
Rank: #7947 (+228)
23M → 24M
6:53 | 6:53/mi
40K· 24.85 mi
3:04:53
Rank: #7849 (+98)
24M → 40K
6:19 | 7:23/mi
25.2M
3:08:27
Rank: #8042 (-193)
40K → 25.2M
3:34 | 10:21/mi
Finish· 26.22 mi
3:15:40
Rank: #7921 (+121)
25.2M → Finish
7:13 | 7:05/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:36:03
Pace7:20 /mi
2nd Half
Distance13.11 mi
Time1:39:37
Pace7:36 /mi
📊Positive Split: 3.7% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:52:3423:387:3623:38
7:36
-
10K
6.21 mi11:15:1346:177:2722:39
7:17
-0:19
15K
9.32 mi11:37:381:08:427:2222:25
7:13
-0:04
20K
12.43 mi12:00:081:31:127:2022:30
7:15
+0:02
Half
13.11 mi12:04:591:36:037:204:51
7:07
-0:08
25K
15.53 mi12:22:341:53:387:1917:35
7:15
+0:08
30K
18.64 mi12:45:422:16:467:2023:08
7:27
+0:12
20M
20.00 mi12:56:182:27:227:2210:36
7:48
+0:21
21M
21.00 mi13:05:182:36:227:279:00
9:00
+1:12
35K
21.75 mi13:10:532:41:577:275:35
7:28
-1:32
23M
23.00 mi13:20:372:51:417:289:44
7:46
+0:18
24M
24.00 mi13:27:302:58:347:266:53
6:53
-0:53
40K
24.85 mi13:33:493:04:537:266:19
7:23
+0:30
25.2M
25.20 mi13:37:233:08:277:293:34
10:21
+2:58
Finish
26.22 mi13:44:363:15:407:287:13
7:05
-3:16

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

6:53 /mi

Average Pace

7:28 /mi

Slowest Pace

10:21 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

6:53

4% of race

Time at Steady Pace

2:56:13

90% of race

Time at Slower Pace

12:34

6% of race

Average Pace: 7:28 /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 mi10:52:3423:387:3623:38
7:36
#10585
10K
6.21 mi11:15:1346:177:2722:39
7:17
#9564
15K
9.32 mi11:37:381:08:427:2222:25
7:13
#8979
20K
12.43 mi12:00:081:31:127:2022:30
7:15
#8540
Half
13.11 mi12:04:591:36:037:204:51
7:07
#8456
25K
15.53 mi12:22:341:53:387:1917:35
7:15
#8179
30K
18.64 mi12:45:422:16:467:2023:08
7:27
#7904
20M
20.00 mi12:56:182:27:227:2210:36
7:48
#7922
21M
21.00 mi13:05:182:36:227:279:00
9:00
#8239
35K
21.75 mi13:10:532:41:577:275:35
7:28
#8218
23M
23.00 mi13:20:372:51:417:289:44
7:46
#8175
24M
24.00 mi13:27:302:58:347:266:53
6:53
#7947
40K
24.85 mi13:33:493:04:537:266:19
7:23
#7849
25.2M
25.20 mi13:37:233:08:277:293:34
10:21
#8042
Finish
26.22 mi13:44:363:15:407:287:13
7:05
#7921
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM45-49Seg. OverallSeg. MalesSeg. M45-49
5K3.11 mi3.11 mi10585844384437894(Top 30%)6849(Top 45%)6849(Top 304%)
10K6.21 mi3.10 mi9564+10217911+5327911+5328790(Top 33%)7445(Top 49%)7445(Top 331%)
15K9.32 mi3.11 mi8979+5857549+3627549+3627894(Top 30%)6849(Top 45%)6849(Top 304%)
20K12.43 mi3.11 mi8540+4397273+2767273+2767373(Top 28%)6476(Top 43%)6476(Top 288%)
Half13.11 mi0.68 mi8456+847222+517222+517225(Top 27%)6394(Top 42%)6394(Top 284%)
25K15.53 mi2.42 mi8179+2777024+1987024+1986963(Top 26%)6130(Top 40%)6130(Top 272%)
30K18.64 mi3.11 mi7904+2756817+2076817+2076867(Top 26%)5977(Top 39%)5977(Top 265%)
20M20.00 mi1.36 mi7922-186809+86809+88829(Top 33%)7088(Top 47%)7088(Top 315%)
21M21.00 mi1.00 mi8239-3176986-1776986-17713372(Top 50%)9203(Top 61%)9203(Top 409%)
35K21.75 mi0.75 mi8218+216961+256961+258222(Top 31%)6623(Top 44%)6623(Top 294%)
23M23.00 mi1.25 mi8175+436915+466915+468206(Top 31%)6524(Top 43%)6524(Top 290%)
24M24.00 mi1.00 mi7947+2286749+1666749+1664116(Top 15%)3747(Top 25%)3747(Top 166%)
40K24.85 mi0.85 mi7849+986672+776672+776002(Top 23%)5026(Top 33%)5026(Top 223%)
25.2M25.20 mi0.35 mi8042-1936783-1116783-11118542(Top 70%)11251(Top 74%)11251(Top 500%)
Finish26.22 mi1.02 mi7921+1216685+986685+985717(Top 21%)4744(Top 31%)4744(Top 211%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 30%
×21stories
+97ft-345ft

Overall

7894

Males

6849

M45-49

6849

5K→10K

3.1 - 6.2 mi

Top 33%
×5stories
+79ft-138ft

Overall

8790

Males

7445

M45-49

7445

10K→15K

6.2 - 9.3 mi

Top 30%
×3stories
+67ft-78ft

Overall

7894

Males

6849

M45-49

6849

15K→20K

9.3 - 12.4 mi

Top 28%
×5stories
+106ft-86ft

Overall

7373

Males

6476

M45-49

6476

20K→Half

12.4 - 13.1 mi

Top 27%
×2stories
+19ft-37ft

Overall

7225

Males

6394

M45-49

6394

Half→25K

13.1 - 15.5 mi

Top 26%
×4stories
+66ft-88ft

Overall

6963

Males

6130

M45-49

6130

25K→30K

15.5 - 18.6 mi

Top 26%
×9stories
+181ft-148ft

Overall

6867

Males

5977

M45-49

5977

30K→20M

18.6 - 20.0 mi

Top 33%
×5stories
+64ft-50ft

Overall

8829

Males

7088

M45-49

7088

20M→21M

20.0 - 21.0 mi

Top 50%
×8stories
+106ft-24ft

Overall

13372

Males

9203

M45-49

9203

21M→35K

21.0 - 21.8 mi

Top 31%
×7stories
+17ft-86ft

Overall

8222

Males

6623

M45-49

6623

35K→23M

21.8 - 23.0 mi

Top 31%
×5stories
+23ft-63ft

Overall

8206

Males

6524

M45-49

6524

23M→24M

23.0 - 24.0 mi

Top 15%
×6stories
+12ft-82ft

Overall

4116

Males

3747

M45-49

3747

24M→40K

24.0 - 24.9 mi

Top 23%
×1story
+6ft-20ft

Overall

6002

Males

5026

M45-49

5026

40K→25.2M

24.9 - 25.2 mi

Top 70%
×1story
+13ft-16ft

Overall

18542

Males

11251

M45-49

11251

25.2M→Finish

25.2 - 26.2 mi

Top 21%
×2stories
+22ft-21ft

Overall

5717

Males

4744

M45-49

4744

Passing Analysis

Category:
Athletes Passed
3490*
Passed By
826
Net Change
+2664
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#10585
5K → 10K1061*40+1021#10585#9564
10K → 15K59611+585#9564#8979
15K → 20K4445+439#8979#8540
20K → Half884+84#8540#8456
Half → 25K28811+277#8456#8179
25K → 30K30227+275#8179#7904
30K → 20M7088-18#7904#7922
20M → 21M12329-317#7922#8239
21M → 35K5332+21#8239#8218
35K → 23M10057+43#8218#8175
23M → 24M2291+228#8175#7947
24M → 40K1079+98#7947#7849
40K → 25.2M2195-193#7849#8042
25.2M → Finish13817+121#8042#7921
TOTALS3490*826+2664

* 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