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BOSTON MARATHON 2023

Brian Carroll

Bib: 27135•M

MA

0:00
0:00
/ mi
Masters
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Overall
#0 / 26622
Gender (Male)
#0 / 15176
Masters (Masters Men)
#0 / 9891
Division (M60-64)
#0 / 1110
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
11:21/mi
35:17
↑ 97↓ 3451.5%
10K· 6.21 mi
12:07/mi
1:12:55
↑ 79↓ 1380.4%
15K· 9.32 mi
12:09/mi
1:50:41
↑ 67↓ 78
20K· 12.43 mi
12:13/mi
2:28:37
↑ 106↓ 860.1%
Half· 13.11 mi
12:04/mi
2:36:51
↑ 19↓ 370.5%
25K· 15.53 mi
13:23/mi
3:09:19
↑ 66↓ 880.2%
30K· 18.64 mi
13:08/mi
3:50:07
↑ 181↓ 1480.2%
20M
13:37/mi
4:08:37
↑ 64↓ 500.2%
21M
15:41/mi
4:24:18
↑ 106↓ 241.6%
35K· 21.75 mi
12:38/mi
4:33:45
↑ 17↓ 861.7%
23M
13:24/mi
4:50:32
↑ 23↓ 630.6%
24M
12:35/mi
5:03:07
↓ 821.3%
40K· 24.85 mi
12:31/mi
5:13:49
↓ 200.3%
25.2M
13:12/mi
5:18:22
↑ 13↓ 160.2%
Finish· 26.22 mi
12:09/mi
5:30:45
↑ 22↓ 21

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time2:36:51
Pace11:58 /mi
2nd Half
Distance13.11 mi
Time2:53:54
Pace13:16 /mi
📊Positive Split: 10.9% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:52:5535:1711:2135:17
11:21
-
10K
6.21 mi12:30:331:12:5511:4437:38
12:07
+0:46
15K
9.32 mi13:08:191:50:4111:5337:46
12:09
+0:02
20K
12.43 mi13:46:152:28:3711:5837:56
12:13
+0:04
Half
13.11 mi13:54:292:36:5111:588:14
12:04
-0:09
25K
15.53 mi14:26:573:09:1912:1132:28
13:23
+1:19
30K
18.64 mi15:07:453:50:0712:2140:48
13:08
-0:15
20M
20.00 mi15:26:154:08:3712:2618:30
13:37
+0:29
21M
21.00 mi15:41:564:24:1812:3515:41
15:41
+2:04
35K
21.75 mi15:51:234:33:4512:359:27
12:38
-3:03
23M
23.00 mi16:08:104:50:3212:3816:47
13:24
+0:46
24M
24.00 mi16:20:455:03:0712:3812:35
12:35
-0:49
40K
24.85 mi16:31:275:13:4912:3810:42
12:31
-0:04
25.2M
25.20 mi16:36:005:18:2212:384:33
13:12
+0:41
Finish
26.22 mi16:48:235:30:4512:3712:23
12:09
-1:03

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

11:21 /mi

Average Pace

12:37 /mi

Slowest Pace

15:41 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

43:31

13% of race

Time at Steady Pace

2:38:27

48% of race

Time at Slower Pace

2:08:47

39% of race

Average Pace: 12:37 /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 mi11:52:5535:1711:2135:17
11:21
#26094
10K
6.21 mi12:30:331:12:5511:4437:38
12:07
#26249
15K
9.32 mi13:08:191:50:4111:5337:46
12:09
#26227
20K
12.43 mi13:46:152:28:3711:5837:56
12:13
#26135
Half
13.11 mi13:54:292:36:5111:588:14
12:04
#26121
25K
15.53 mi14:26:573:09:1912:1132:28
13:23
#26137
30K
18.64 mi15:07:453:50:0712:2140:48
13:08
#26045
20M
20.00 mi15:26:154:08:3712:2618:30
13:37
#26019
21M
21.00 mi15:41:564:24:1812:3515:41
15:41
#26027
35K
21.75 mi15:51:234:33:4512:359:27
12:38
#26013
23M
23.00 mi16:08:104:50:3212:3816:47
13:24
#25989
24M
24.00 mi16:20:455:03:0712:3812:35
12:35
#25966
40K
24.85 mi16:31:275:13:4912:3810:42
12:31
#25937
25.2M
25.20 mi16:36:005:18:2212:384:33
13:12
#25917
Finish
26.22 mi16:48:235:30:4512:3712:23
12:09
#25911
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM60-64Seg. OverallSeg. MalesSeg. M60-64
5K3.11 mi3.11 mi26094149681496826153(Top 98%)14997(Top 99%)14997(Top 1351%)
10K6.21 mi3.10 mi26249-15515030-6215030-6226328(Top 99%)15054(Top 99%)15054(Top 1356%)
15K9.32 mi3.11 mi26227+2215022+815022+826153(Top 98%)14997(Top 99%)14997(Top 1351%)
20K12.43 mi3.11 mi26135+9214990+3214990+3225775(Top 97%)14821(Top 98%)14821(Top 1335%)
Half13.11 mi0.68 mi26121+1414984+614984+625923(Top 97%)14882(Top 98%)14882(Top 1341%)
25K15.53 mi2.42 mi26137-1614987-314987-326082(Top 98%)14939(Top 98%)14939(Top 1346%)
30K18.64 mi3.11 mi26045+9214941+4614941+4625529(Top 96%)14650(Top 97%)14650(Top 1320%)
20M20.00 mi1.36 mi26019+2614932+914932+925612(Top 96%)14676(Top 97%)14676(Top 1322%)
21M21.00 mi1.00 mi26027-814933-114933-126100(Top 98%)14906(Top 98%)14906(Top 1343%)
35K21.75 mi0.75 mi26013+1414924+914924+925294(Top 95%)14465(Top 95%)14465(Top 1303%)
23M23.00 mi1.25 mi25989+2414912+1214912+1225442(Top 96%)14554(Top 96%)14554(Top 1311%)
24M24.00 mi1.00 mi25966+2314899+1314899+1325143(Top 94%)14369(Top 95%)14369(Top 1295%)
40K24.85 mi0.85 mi25937+2914884+1514884+1524462(Top 92%)14024(Top 92%)14024(Top 1263%)
25.2M25.20 mi0.35 mi25917+2014873+1114873+1124190(Top 91%)13893(Top 92%)13893(Top 1252%)
Finish26.22 mi1.02 mi25911+614872+114872+125379(Top 95%)14500(Top 96%)14500(Top 1306%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 98%
×21story building
+97ft-345ft

Overall

26153

Males

14997

M60-64

14997

5K→10K

3.1 - 6.2 mi

Top 99%
×5story building
+79ft-138ft

Overall

26328

Males

15054

M60-64

15054

10K→15K

6.2 - 9.3 mi

Top 98%
×3story building
+67ft-78ft

Overall

26153

Males

14997

M60-64

14997

15K→20K

9.3 - 12.4 mi

Top 97%
×5story building
+106ft-86ft

Overall

25775

Males

14821

M60-64

14821

20K→Half

12.4 - 13.1 mi

Top 97%
×2story building
+19ft-37ft

Overall

25923

Males

14882

M60-64

14882

Half→25K

13.1 - 15.5 mi

Top 98%
×4story building
+66ft-88ft

Overall

26082

Males

14939

M60-64

14939

25K→30K

15.5 - 18.6 mi

Top 96%
×9story building
+181ft-148ft

Overall

25529

Males

14650

M60-64

14650

30K→20M

18.6 - 20.0 mi

Top 96%
×5story building
+64ft-50ft

Overall

25612

Males

14676

M60-64

14676

20M→21M

20.0 - 21.0 mi

Top 98%
×8story building
+106ft-24ft

Overall

26100

Males

14906

M60-64

14906

21M→35K

21.0 - 21.8 mi

Top 95%
×7story building
+17ft-86ft

Overall

25294

Males

14465

M60-64

14465

35K→23M

21.8 - 23.0 mi

Top 96%
×5story building
+23ft-63ft

Overall

25442

Males

14554

M60-64

14554

23M→24M

23.0 - 24.0 mi

Top 94%
×6story building
+12ft-82ft

Overall

25143

Males

14369

M60-64

14369

24M→40K

24.0 - 24.9 mi

Top 92%
×1story
+6ft-20ft

Overall

24462

Males

14024

M60-64

14024

40K→25.2M

24.9 - 25.2 mi

Top 91%
×1story
+13ft-16ft

Overall

24190

Males

13893

M60-64

13893

25.2M→Finish

25.2 - 26.2 mi

Top 95%
×2story building
+22ft-21ft

Overall

25379

Males

14500

M60-64

14500

Passing Analysis

Category:
Athletes Passed
506
Passed By
323
Net Change
+183
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#26094
5K → 10K16171-155#26094#26249
10K → 15K5533+22#26249#26227
15K → 20K997+92#26227#26135
20K → Half162+14#26135#26121
Half → 25K3147-16#26121#26137
25K → 30K1008+92#26137#26045
30K → 20M348+26#26045#26019
20M → 21M1018-8#26019#26027
21M → 35K217+14#26027#26013
35K → 23M284+24#26013#25989
23M → 24M285+23#25989#25966
24M → 40K334+29#25966#25937
40K → 25.2M200+20#25937#25917
25.2M → Finish159+6#25917#25911
TOTALS506323+183
📊

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