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BOSTON MARATHON 2023

Rob Santoni

Bib: 9160•M

MD

0:00
0:00
/ mi
Masters
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Overall
#0 / 26622
Gender (Male)
#0 / 15176
Masters (Masters Men)
#0 / 9891
Division (M55-59)
#0 / 1422
Race Day Weather
49°/39°F
light intensity drizzle

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
24:20
Rank: #12670
Start → 5K
24:20 | 7:50/mi
10K· 6.21 mi
48:44
Rank: #13118 (-448)
5K → 10K
24:24 | 7:51/mi
15K· 9.32 mi
1:12:49
Rank: #12796 (+322)
10K → 15K
24:05 | 7:45/mi
20K· 12.43 mi
1:37:06
Rank: #12516 (+280)
15K → 20K
24:17 | 7:49/mi
Half· 13.11 mi
1:42:12
Rank: #12365 (+151)
20K → Half
5:06 | 7:29/mi
25K· 15.53 mi
2:00:54
Rank: #12034 (+331)
Half → 25K
18:42 | 7:43/mi
30K· 18.64 mi
2:26:18
Rank: #12020 (+14)
25K → 30K
25:24 | 8:11/mi
20M
2:37:48
Rank: #12123 (-103)
30K → 20M
11:30 | 8:28/mi
21M
2:46:57
Rank: #12258 (-135)
20M → 21M
9:09 | 9:09/mi
35K· 21.75 mi
2:57:40
Rank: #13940 (-1682)
21M → 35K
10:43 | 14:19/mi
23M
3:08:03
Rank: #13779 (+161)
35K → 23M
10:23 | 8:18/mi
24M
3:16:56
Rank: #13921 (-142)
23M → 24M
8:53 | 8:53/mi
40K· 24.85 mi
3:26:28
Rank: #14519 (-598)
24M → 40K
9:32 | 11:09/mi
25.2M
3:30:36
Rank: #14722 (-203)
40K → 25.2M
4:08 | 11:59/mi
Finish· 26.22 mi
3:39:42
Rank: #14865 (-143)
25.2M → Finish
9:06 | 8:56/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:42:12
Pace7:48 /mi
2nd Half
Distance13.11 mi
Time1:57:30
Pace8:58 /mi
📊Positive Split: 15.0% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:52:4424:207:5024:20
7:50
-
10K
6.21 mi11:17:0848:447:5124:24
7:51
+0:01
15K
9.32 mi11:41:131:12:497:4924:05
7:45
-0:06
20K
12.43 mi12:05:301:37:067:4924:17
7:49
+0:04
Half
13.11 mi12:10:361:42:127:485:06
7:29
-0:20
25K
15.53 mi12:29:182:00:547:4718:42
7:43
+0:14
30K
18.64 mi12:54:422:26:187:5125:24
8:11
+0:28
20M
20.00 mi13:06:122:37:487:5311:30
8:28
+0:17
21M
21.00 mi13:15:212:46:577:579:09
9:09
+0:41
35K
21.75 mi13:26:042:57:408:1010:43
14:19
+5:10
23M
23.00 mi13:36:273:08:038:1110:23
8:18
-6:01
24M
24.00 mi13:45:203:16:568:128:53
8:53
+0:35
40K
24.85 mi13:54:523:26:288:189:32
11:09
+2:16
25.2M
25.20 mi13:59:003:30:368:214:08
11:59
+0:50
Finish
26.22 mi14:08:063:39:428:239:06
8:56
-3:03

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

7:29 /mi

Average Pace

8:23 /mi

Slowest Pace

14:19 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

0:00

0% of race

Time at Steady Pace

3:15:19

89% of race

Time at Slower Pace

24:23

11% of race

Average Pace: 8:23 /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 mi10:52:4424:207:5024:20
7:50
#12670
10K
6.21 mi11:17:0848:447:5124:24
7:51
#13118
15K
9.32 mi11:41:131:12:497:4924:05
7:45
#12796
20K
12.43 mi12:05:301:37:067:4924:17
7:49
#12516
Half
13.11 mi12:10:361:42:127:485:06
7:29
#12365
25K
15.53 mi12:29:182:00:547:4718:42
7:43
#12034
30K
18.64 mi12:54:422:26:187:5125:24
8:11
#12020
20M
20.00 mi13:06:122:37:487:5311:30
8:28
#12123
21M
21.00 mi13:15:212:46:577:579:09
9:09
#12258
35K
21.75 mi13:26:042:57:408:1010:43
14:19
#13940
23M
23.00 mi13:36:273:08:038:1110:23
8:18
#13779
24M
24.00 mi13:45:203:16:568:128:53
8:53
#13921
40K
24.85 mi13:54:523:26:288:189:32
11:09
#14519
25.2M
25.20 mi13:59:003:30:368:214:08
11:59
#14722
Finish
26.22 mi14:08:063:39:428:239:06
8:56
#14865
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM55-59Seg. OverallSeg. MalesSeg. M55-59
5K3.11 mi3.11 mi126709394939412303(Top 46%)9212(Top 61%)9212(Top 648%)
10K6.21 mi3.10 mi13118-4489587-1939587-19313585(Top 51%)9786(Top 64%)9786(Top 688%)
15K9.32 mi3.11 mi12796+3229445+1429445+14212303(Top 46%)9212(Top 61%)9212(Top 648%)
20K12.43 mi3.11 mi12516+2809292+1539292+15311866(Top 45%)8968(Top 59%)8968(Top 631%)
Half13.11 mi0.68 mi12365+1519219+739219+7310034(Top 38%)8144(Top 54%)8144(Top 573%)
25K15.53 mi2.42 mi12034+3319057+1629057+16210392(Top 39%)8207(Top 54%)8207(Top 577%)
30K18.64 mi3.11 mi12020+149019+389019+3812161(Top 46%)8870(Top 58%)8870(Top 624%)
20M20.00 mi1.36 mi12123-1039040-219040-2113408(Top 50%)9320(Top 61%)9320(Top 655%)
21M21.00 mi1.00 mi12258-1359086-469086-4614191(Top 53%)9587(Top 63%)9587(Top 674%)
35K21.75 mi0.75 mi13940-16829761-6759761-67526239(Top 99%)14971(Top 99%)14971(Top 1053%)
23M23.00 mi1.25 mi13779+1619674+879674+8711838(Top 44%)8403(Top 55%)8403(Top 591%)
24M24.00 mi1.00 mi13921-1429698-249698-2416662(Top 63%)10467(Top 69%)10467(Top 736%)
40K24.85 mi0.85 mi14519-5989915-2179915-21722634(Top 85%)13140(Top 87%)13140(Top 924%)
25.2M25.20 mi0.35 mi14722-2039978-639978-6322432(Top 84%)13034(Top 86%)13034(Top 917%)
Finish26.22 mi1.02 mi14865-14310020-4210020-4217593(Top 66%)10864(Top 72%)10864(Top 764%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 46%
×21stories
+97ft-345ft

Overall

12303

Males

9212

M55-59

9212

5K→10K

3.1 - 6.2 mi

Top 51%
×5stories
+79ft-138ft

Overall

13585

Males

9786

M55-59

9786

10K→15K

6.2 - 9.3 mi

Top 46%
×3stories
+67ft-78ft

Overall

12303

Males

9212

M55-59

9212

15K→20K

9.3 - 12.4 mi

Top 45%
×5stories
+106ft-86ft

Overall

11866

Males

8968

M55-59

8968

20K→Half

12.4 - 13.1 mi

Top 38%
×2stories
+19ft-37ft

Overall

10034

Males

8144

M55-59

8144

Half→25K

13.1 - 15.5 mi

Top 39%
×4stories
+66ft-88ft

Overall

10392

Males

8207

M55-59

8207

25K→30K

15.5 - 18.6 mi

Top 46%
×9stories
+181ft-148ft

Overall

12161

Males

8870

M55-59

8870

30K→20M

18.6 - 20.0 mi

Top 50%
×5stories
+64ft-50ft

Overall

13408

Males

9320

M55-59

9320

20M→21M

20.0 - 21.0 mi

Top 53%
×8stories
+106ft-24ft

Overall

14191

Males

9587

M55-59

9587

21M→35K

21.0 - 21.8 mi

Top 99%
×7stories
+17ft-86ft

Overall

26239

Males

14971

M55-59

14971

35K→23M

21.8 - 23.0 mi

Top 44%
×5stories
+23ft-63ft

Overall

11838

Males

8403

M55-59

8403

23M→24M

23.0 - 24.0 mi

Top 63%
×6stories
+12ft-82ft

Overall

16662

Males

10467

M55-59

10467

24M→40K

24.0 - 24.9 mi

Top 85%
×1story
+6ft-20ft

Overall

22634

Males

13140

M55-59

13140

40K→25.2M

24.9 - 25.2 mi

Top 84%
×1story
+13ft-16ft

Overall

22432

Males

13034

M55-59

13034

25.2M→Finish

25.2 - 26.2 mi

Top 66%
×2stories
+22ft-21ft

Overall

17593

Males

10864

M55-59

10864

Passing Analysis

Category:
Athletes Passed
1954
Passed By
4149
Net Change
-2195
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#12670
5K → 10K146594-448#12670#13118
10K → 15K40583+322#13118#12796
15K → 20K33959+280#12796#12516
20K → Half1521+151#12516#12365
Half → 25K34312+331#12365#12034
25K → 30K199185+14#12034#12020
30K → 20M76179-103#12020#12123
20M → 21M52187-135#12123#12258
21M → 35K01682-1682#12258#13940
35K → 23M17514+161#13940#13779
23M → 24M34176-142#13779#13921
24M → 40K9607-598#13921#14519
40K → 25.2M4207-203#14519#14722
25.2M → Finish20163-143#14722#14865
TOTALS19544149-2195
📊

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