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BOSTON MARATHON 2023

Pierfrancesco Barberio

Bib: 11500•M

0:00
0:00
/ mi
Masters
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Overall
#0 / 26622
Top 26%
Gender (Male)
#0 / 15176
Top 40%
Masters (Masters Men)
#0 / 9891
Top 26%
Division (M45-49)
#0 / 2252
Top 35%
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
7:00/mi
21:45
↑ 97↓ 3451.5%
10K· 6.21 mi
7:03/mi
43:40
↑ 79↓ 1380.4%
15K· 9.32 mi
7:07/mi
1:05:47
↑ 67↓ 78
20K· 12.43 mi
7:10/mi
1:28:02
↑ 106↓ 860.1%
Half· 13.11 mi
7:07/mi
1:32:53
↑ 19↓ 370.5%
25K· 15.53 mi
7:16/mi
1:50:29
↑ 66↓ 880.2%
30K· 18.64 mi
7:31/mi
2:13:49
↑ 181↓ 1480.2%
20M
7:31/mi
2:24:02
↑ 64↓ 500.2%
21M
8:09/mi
2:32:11
↑ 106↓ 241.6%
35K· 21.75 mi
7:14/mi
2:37:36
↑ 17↓ 861.7%
23M
7:34/mi
2:47:05
↑ 23↓ 630.6%
24M
7:30/mi
2:54:35
↓ 821.3%
40K· 24.85 mi
7:49/mi
3:01:16
↓ 200.3%
25.2M
8:25/mi
3:04:10
↑ 13↓ 160.2%
Finish· 26.22 mi
7:50/mi
3:12:09
↑ 22↓ 21

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:32:53
Pace7:05 /mi
2nd Half
Distance13.11 mi
Time1:39:16
Pace7:34 /mi
📊Positive Split: 6.9% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:48:1121:457:0021:45
7:00
-
10K
6.21 mi11:10:0643:407:0221:55
7:03
+0:03
15K
9.32 mi11:32:131:05:477:0322:07
7:07
+0:04
20K
12.43 mi11:54:281:28:027:0522:15
7:10
+0:03
Half
13.11 mi11:59:191:32:537:054:51
7:07
-0:03
25K
15.53 mi12:16:551:50:297:0717:36
7:16
+0:09
30K
18.64 mi12:40:152:13:497:1123:20
7:31
+0:15
20M
20.00 mi12:50:282:24:027:1210:13
7:31
0:00
21M
21.00 mi12:58:372:32:117:158:09
8:09
+0:38
35K
21.75 mi13:04:022:37:367:155:25
7:14
-0:55
23M
23.00 mi13:13:312:47:057:169:29
7:34
+0:20
24M
24.00 mi13:21:012:54:357:167:30
7:30
-0:04
40K
24.85 mi13:27:423:01:167:186:41
7:49
+0:19
25.2M
25.20 mi13:30:363:04:107:182:54
8:25
+0:36
Finish
26.22 mi13:38:353:12:097:207:59
7:50
-0:35

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

7:00 /mi

Average Pace

7:20 /mi

Slowest Pace

8:25 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

1:55:54

60% of race

Time at Steady Pace

50:32

26% of race

Time at Slower Pace

25:43

13% of race

Average Pace: 7:20 /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 mi10:48:1121:457:0021:45
7:00
#6251
10K
6.21 mi11:10:0643:407:0221:55
7:03
#6661
15K
9.32 mi11:32:131:05:477:0322:07
7:07
#6826
20K
12.43 mi11:54:281:28:027:0522:15
7:10
#6827
Half
13.11 mi11:59:191:32:537:054:51
7:07
#6846
25K
15.53 mi12:16:551:50:297:0717:36
7:16
#6844
30K
18.64 mi12:40:152:13:497:1123:20
7:31
#6861
20M
20.00 mi12:50:282:24:027:1210:13
7:31
#6855
21M
21.00 mi12:58:372:32:117:158:09
8:09
#6863
35K
21.75 mi13:04:022:37:367:155:25
7:14
#6822
23M
23.00 mi13:13:312:47:057:169:29
7:34
#6773
24M
24.00 mi13:21:012:54:357:167:30
7:30
#6783
40K
24.85 mi13:27:423:01:167:186:41
7:49
#6804
25.2M
25.20 mi13:30:363:04:107:182:54
8:25
#6812
Finish
26.22 mi13:38:353:12:097:207:59
7:50
#6938
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM45-49Seg. OverallSeg. MalesSeg. M45-49
5K3.11 mi3.11 mi6251570257027252(Top 27%)6423(Top 42%)6423(Top 285%)
10K6.21 mi3.10 mi6661-4106003-3016003-3017146(Top 27%)6345(Top 42%)6345(Top 282%)
15K9.32 mi3.11 mi6826-1656122-1196122-1197252(Top 27%)6423(Top 42%)6423(Top 285%)
20K12.43 mi3.11 mi6827-16125-36125-36869(Top 26%)6113(Top 40%)6113(Top 271%)
Half13.11 mi0.68 mi6846-196139-146139-147193(Top 27%)6362(Top 42%)6362(Top 283%)
25K15.53 mi2.42 mi6844+26122+176122+177005(Top 26%)6159(Top 41%)6159(Top 273%)
30K18.64 mi3.11 mi6861-176107+156107+157275(Top 27%)6241(Top 41%)6241(Top 277%)
20M20.00 mi1.36 mi6855+66092+156092+156889(Top 26%)5898(Top 39%)5898(Top 262%)
21M21.00 mi1.00 mi6863-86097-56097-58269(Top 31%)6621(Top 44%)6621(Top 294%)
35K21.75 mi0.75 mi6822+416056+416056+416753(Top 25%)5739(Top 38%)5739(Top 255%)
23M23.00 mi1.25 mi6773+495994+625994+626884(Top 26%)5749(Top 38%)5749(Top 255%)
24M24.00 mi1.00 mi6783-105988+65988+67672(Top 29%)6110(Top 40%)6110(Top 271%)
40K24.85 mi0.85 mi6804-215977+115977+118750(Top 33%)6674(Top 44%)6674(Top 296%)
25.2M25.20 mi0.35 mi6812-85979-25979-28873(Top 33%)6646(Top 44%)6646(Top 295%)
Finish26.22 mi1.02 mi6938-1266039-606039-6010891(Top 41%)7728(Top 51%)7728(Top 343%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 27%
×21story building
+97ft-345ft

Overall

7252

Males

6423

M45-49

6423

5K→10K

3.1 - 6.2 mi

Top 27%
×5story building
+79ft-138ft

Overall

7146

Males

6345

M45-49

6345

10K→15K

6.2 - 9.3 mi

Top 27%
×3story building
+67ft-78ft

Overall

7252

Males

6423

M45-49

6423

15K→20K

9.3 - 12.4 mi

Top 26%
×5story building
+106ft-86ft

Overall

6869

Males

6113

M45-49

6113

20K→Half

12.4 - 13.1 mi

Top 27%
×2story building
+19ft-37ft

Overall

7193

Males

6362

M45-49

6362

Half→25K

13.1 - 15.5 mi

Top 26%
×4story building
+66ft-88ft

Overall

7005

Males

6159

M45-49

6159

25K→30K

15.5 - 18.6 mi

Top 27%
×9story building
+181ft-148ft

Overall

7275

Males

6241

M45-49

6241

30K→20M

18.6 - 20.0 mi

Top 26%
×5story building
+64ft-50ft

Overall

6889

Males

5898

M45-49

5898

20M→21M

20.0 - 21.0 mi

Top 31%
×8story building
+106ft-24ft

Overall

8269

Males

6621

M45-49

6621

21M→35K

21.0 - 21.8 mi

Top 25%
×7story building
+17ft-86ft

Overall

6753

Males

5739

M45-49

5739

35K→23M

21.8 - 23.0 mi

Top 26%
×5story building
+23ft-63ft

Overall

6884

Males

5749

M45-49

5749

23M→24M

23.0 - 24.0 mi

Top 29%
×6story building
+12ft-82ft

Overall

7672

Males

6110

M45-49

6110

24M→40K

24.0 - 24.9 mi

Top 33%
×1story
+6ft-20ft

Overall

8750

Males

6674

M45-49

6674

40K→25.2M

24.9 - 25.2 mi

Top 33%
×1story
+13ft-16ft

Overall

8873

Males

6646

M45-49

6646

25.2M→Finish

25.2 - 26.2 mi

Top 41%
×2story building
+22ft-21ft

Overall

10891

Males

7728

M45-49

7728

Passing Analysis

Category:
Athletes Passed
845
Passed By
1532
Net Change
-687
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#6251
5K → 10K54464-410#6251#6661
10K → 15K64229-165#6661#6826
15K → 20K102103-1#6826#6827
20K → Half1029-19#6827#6846
Half → 25K7472+2#6846#6844
25K → 30K115132-17#6844#6861
30K → 20M6862+6#6861#6855
20M → 21M5967-8#6855#6863
21M → 35K5716+41#6863#6822
35K → 23M9445+49#6822#6773
23M → 24M5060-10#6773#6783
24M → 40K4869-21#6783#6804
40K → 25.2M3038-8#6804#6812
25.2M → Finish20146-126#6812#6938
TOTALS8451532-687
📊

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