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BOSTON MARATHON 2023

Malcolm Greig

Bib: 21636•M

TX

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
9:38/mi
29:55
↑ 97↓ 3451.5%
10K· 6.21 mi
9:56/mi
1:00:47
↑ 79↓ 1380.4%
15K· 9.32 mi
10:02/mi
1:31:56
↑ 67↓ 78
20K· 12.43 mi
10:07/mi
2:03:21
↑ 106↓ 860.1%
Half· 13.11 mi
10:14/mi
2:10:20
↑ 19↓ 370.5%
25K· 15.53 mi
10:44/mi
2:36:22
↑ 66↓ 880.2%
30K· 18.64 mi
10:32/mi
3:09:06
↑ 181↓ 1480.2%
20M
10:53/mi
3:23:53
↑ 64↓ 500.2%
21M
11:26/mi
3:35:19
↑ 106↓ 241.6%
35K· 21.75 mi
10:50/mi
3:43:25
↑ 17↓ 861.7%
23M
11:19/mi
3:57:35
↑ 23↓ 630.6%
24M
10:43/mi
4:08:18
↓ 821.3%
40K· 24.85 mi
10:37/mi
4:17:23
↓ 200.3%
25.2M
11:21/mi
4:21:18
↑ 13↓ 160.2%
Finish· 26.22 mi
10:33/mi
4:32:03
↑ 22↓ 21

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time2:10:20
Pace9:57 /mi
2nd Half
Distance13.11 mi
Time2:21:43
Pace10:49 /mi
📊Positive Split: 8.7% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:27:4529:559:3829:55
9:38
-
10K
6.21 mi11:58:371:00:479:4730:52
9:56
+0:18
15K
9.32 mi12:29:461:31:569:5231:09
10:02
+0:06
20K
12.43 mi13:01:112:03:219:5631:25
10:07
+0:05
Half
13.11 mi13:08:102:10:209:576:59
10:14
+0:07
25K
15.53 mi13:34:122:36:2210:0426:02
10:44
+0:30
30K
18.64 mi14:06:563:09:0610:0932:44
10:32
-0:12
20M
20.00 mi14:21:433:23:5310:1214:47
10:53
+0:21
21M
21.00 mi14:33:093:35:1910:1511:26
11:26
+0:33
35K
21.75 mi14:41:153:43:2510:168:06
10:50
-0:36
23M
23.00 mi14:55:253:57:3510:2014:10
11:19
+0:29
24M
24.00 mi15:06:084:08:1810:2110:43
10:43
-0:36
40K
24.85 mi15:15:134:17:2310:219:05
10:37
-0:06
25.2M
25.20 mi15:19:084:21:1810:223:55
11:21
+0:44
Finish
26.22 mi15:29:534:32:0310:2310:45
10:33
-0:48

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

9:38 /mi

Average Pace

10:23 /mi

Slowest Pace

11:26 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:53:49

64% of race

Time at Steady Pace

1:26:48

32% of race

Time at Slower Pace

11:26

4% of race

Average Pace: 10:23 /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 mi11:27:4529:559:3829:55
9:38
#22456
10K
6.21 mi11:58:371:00:479:4730:52
9:56
#23122
15K
9.32 mi12:29:461:31:569:5231:09
10:02
#23282
20K
12.43 mi13:01:112:03:219:5631:25
10:07
#23267
Half
13.11 mi13:08:102:10:209:576:59
10:14
#23290
25K
15.53 mi13:34:122:36:2210:0426:02
10:44
#23354
30K
18.64 mi14:06:563:09:0610:0932:44
10:32
#23136
20M
20.00 mi14:21:433:23:5310:1214:47
10:53
#23066
21M
21.00 mi14:33:093:35:1910:1511:26
11:26
#22989
35K
21.75 mi14:41:153:43:2510:168:06
10:50
#22995
23M
23.00 mi14:55:253:57:3510:2014:10
11:19
#22975
24M
24.00 mi15:06:084:08:1810:2110:43
10:43
#22947
40K
24.85 mi15:15:134:17:2310:219:05
10:37
#22897
25.2M
25.20 mi15:19:084:21:1810:223:55
11:21
#22877
Finish
26.22 mi15:29:534:32:0310:2310:45
10:33
#22886
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM60-64Seg. OverallSeg. MalesSeg. M60-64
5K3.11 mi3.11 mi22456133241332423551(Top 88%)13892(Top 92%)13892(Top 1252%)
10K6.21 mi3.10 mi23122-66613667-34313667-34323565(Top 89%)13880(Top 91%)13880(Top 1250%)
15K9.32 mi3.11 mi23282-16013762-9513762-9523551(Top 88%)13892(Top 92%)13892(Top 1252%)
20K12.43 mi3.11 mi23267+1513753+913753+923134(Top 87%)13692(Top 90%)13692(Top 1234%)
Half13.11 mi0.68 mi23290-2313764-1113764-1123718(Top 89%)13943(Top 92%)13943(Top 1256%)
25K15.53 mi2.42 mi23354-6413789-2513789-2523565(Top 89%)13830(Top 91%)13830(Top 1246%)
30K18.64 mi3.11 mi23136+21813659+13013659+13022280(Top 84%)13199(Top 87%)13199(Top 1189%)
20M20.00 mi1.36 mi23066+7013612+4713612+4722474(Top 84%)13214(Top 87%)13214(Top 1190%)
21M21.00 mi1.00 mi22989+7713567+4513567+4521744(Top 82%)12873(Top 85%)12873(Top 1160%)
35K21.75 mi0.75 mi22995-613565+213565+222974(Top 86%)13373(Top 88%)13373(Top 1205%)
23M23.00 mi1.25 mi22975+2013543+2213543+2222909(Top 86%)13346(Top 88%)13346(Top 1202%)
24M24.00 mi1.00 mi22947+2813514+2913514+2922480(Top 84%)13103(Top 86%)13103(Top 1180%)
40K24.85 mi0.85 mi22897+5013486+2813486+2821524(Top 81%)12603(Top 83%)12603(Top 1135%)
25.2M25.20 mi0.35 mi22877+2013477+913477+921241(Top 80%)12507(Top 82%)12507(Top 1127%)
Finish26.22 mi1.02 mi22886-913471+613471+623096(Top 87%)13382(Top 88%)13382(Top 1206%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 88%
×21story building
+97ft-345ft

Overall

23551

Males

13892

M60-64

13892

5K→10K

3.1 - 6.2 mi

Top 89%
×5story building
+79ft-138ft

Overall

23565

Males

13880

M60-64

13880

10K→15K

6.2 - 9.3 mi

Top 88%
×3story building
+67ft-78ft

Overall

23551

Males

13892

M60-64

13892

15K→20K

9.3 - 12.4 mi

Top 87%
×5story building
+106ft-86ft

Overall

23134

Males

13692

M60-64

13692

20K→Half

12.4 - 13.1 mi

Top 89%
×2story building
+19ft-37ft

Overall

23718

Males

13943

M60-64

13943

Half→25K

13.1 - 15.5 mi

Top 89%
×4story building
+66ft-88ft

Overall

23565

Males

13830

M60-64

13830

25K→30K

15.5 - 18.6 mi

Top 84%
×9story building
+181ft-148ft

Overall

22280

Males

13199

M60-64

13199

30K→20M

18.6 - 20.0 mi

Top 84%
×5story building
+64ft-50ft

Overall

22474

Males

13214

M60-64

13214

20M→21M

20.0 - 21.0 mi

Top 82%
×8story building
+106ft-24ft

Overall

21744

Males

12873

M60-64

12873

21M→35K

21.0 - 21.8 mi

Top 86%
×7story building
+17ft-86ft

Overall

22974

Males

13373

M60-64

13373

35K→23M

21.8 - 23.0 mi

Top 86%
×5story building
+23ft-63ft

Overall

22909

Males

13346

M60-64

13346

23M→24M

23.0 - 24.0 mi

Top 84%
×6story building
+12ft-82ft

Overall

22480

Males

13103

M60-64

13103

24M→40K

24.0 - 24.9 mi

Top 81%
×1story
+6ft-20ft

Overall

21524

Males

12603

M60-64

12603

40K→25.2M

24.9 - 25.2 mi

Top 80%
×1story
+13ft-16ft

Overall

21241

Males

12507

M60-64

12507

25.2M→Finish

25.2 - 26.2 mi

Top 87%
×2story building
+22ft-21ft

Overall

23096

Males

13382

M60-64

13382

Passing Analysis

Category:
Athletes Passed
1022
Passed By
1452
Net Change
-430
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#22456
5K → 10K46712-666#22456#23122
10K → 15K78238-160#23122#23282
15K → 20K121106+15#23282#23267
20K → Half1942-23#23267#23290
Half → 25K66130-64#23290#23354
25K → 30K25436+218#23354#23136
30K → 20M9424+70#23136#23066
20M → 21M869+77#23066#22989
21M → 35K2632-6#22989#22995
35K → 23M6242+20#22995#22975
23M → 24M6133+28#22975#22947
24M → 40K599+50#22947#22897
40K → 25.2M255+20#22897#22877
25.2M → Finish2534-9#22877#22886
TOTALS10221452-430
📊

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