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BOSTON MARATHON 2023

Gurpreet Grewal

Bib: 6111•M

BC

0:00
0:00
/ mi
Masters
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Overall
#0 / 26622
Top 23%
Gender (Male)
#0 / 15176
Top 36%
Masters (Masters Men)
#0 / 9891
Top 22%
Division (M45-49)
#0 / 2252
Top 27%
Race Day Weather
49°/39°F
light intensity drizzle

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
21:08
Rank: #4707
Start → 5K
21:08 | 6:48/mi
10K· 6.21 mi
41:49
Rank: #4278 (+429)
5K → 10K
20:41 | 6:39/mi
15K· 9.32 mi
1:02:39
Rank: #4238 (+40)
10K → 15K
20:50 | 6:42/mi
20K· 12.43 mi
1:24:19
Rank: #4690 (-452)
15K → 20K
21:40 | 6:58/mi
Half· 13.11 mi
1:29:03
Rank: #4795 (-105)
20K → Half
4:44 | 6:56/mi
25K· 15.53 mi
1:46:39
Rank: #5333 (-538)
Half → 25K
17:36 | 7:16/mi
30K· 18.64 mi
2:10:21
Rank: #5760 (-427)
25K → 30K
23:42 | 7:38/mi
20M
2:20:37
Rank: #5835 (-75)
30K → 20M
10:16 | 7:33/mi
21M
2:29:12
Rank: #6030 (-195)
20M → 21M
8:35 | 8:35/mi
35K· 21.75 mi
2:34:34
Rank: #5999 (+31)
21M → 35K
5:22 | 7:10/mi
23M
2:44:04
Rank: #6006 (-7)
35K → 23M
9:30 | 7:35/mi
24M
2:51:27
Rank: #5993 (+13)
23M → 24M
7:23 | 7:23/mi
40K· 24.85 mi
2:58:04
Rank: #6015 (-22)
24M → 40K
6:37 | 7:44/mi
25.2M
3:01:03
Rank: #6059 (-44)
40K → 25.2M
2:59 | 8:39/mi
Finish· 26.22 mi
3:08:30
Rank: #6052 (+7)
25.2M → Finish
7:27 | 7:19/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:29:03
Pace6:48 /mi
2nd Half
Distance13.11 mi
Time1:39:27
Pace7:35 /mi
📊Positive Split: 11.7% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:24:2421:086:4821:08
6:48
-
10K
6.21 mi10:45:0541:496:4420:41
6:39
-0:09
15K
9.32 mi11:05:551:02:396:4320:50
6:42
+0:03
20K
12.43 mi11:27:351:24:196:4721:40
6:58
+0:16
Half
13.11 mi11:32:191:29:036:484:44
6:56
-0:02
25K
15.53 mi11:49:551:46:396:5217:36
7:16
+0:20
30K
18.64 mi12:13:372:10:217:0023:42
7:38
+0:22
20M
20.00 mi12:23:532:20:377:0210:16
7:33
-0:05
21M
21.00 mi12:32:282:29:127:068:35
8:35
+1:02
35K
21.75 mi12:37:502:34:347:065:22
7:10
-1:25
23M
23.00 mi12:47:202:44:047:089:30
7:35
+0:25
24M
24.00 mi12:54:432:51:277:097:23
7:23
-0:12
40K
24.85 mi13:01:202:58:047:106:37
7:44
+0:21
25.2M
25.20 mi13:04:193:01:037:112:59
8:39
+0:55
Finish
26.22 mi13:11:463:08:307:127:27
7:19
-1:20

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

6:39 /mi

Average Pace

7:12 /mi

Slowest Pace

8:39 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

1:29:03

47% of race

Time at Steady Pace

57:34

31% of race

Time at Slower Pace

41:53

22% of race

Average Pace: 7:11 /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 mi10:24:2421:086:4821:08
6:48
#4707
10K
6.21 mi10:45:0541:496:4420:41
6:39
#4278
15K
9.32 mi11:05:551:02:396:4320:50
6:42
#4238
20K
12.43 mi11:27:351:24:196:4721:40
6:58
#4690
Half
13.11 mi11:32:191:29:036:484:44
6:56
#4795
25K
15.53 mi11:49:551:46:396:5217:36
7:16
#5333
30K
18.64 mi12:13:372:10:217:0023:42
7:38
#5760
20M
20.00 mi12:23:532:20:377:0210:16
7:33
#5835
21M
21.00 mi12:32:282:29:127:068:35
8:35
#6030
35K
21.75 mi12:37:502:34:347:065:22
7:10
#5999
23M
23.00 mi12:47:202:44:047:089:30
7:35
#6006
24M
24.00 mi12:54:432:51:277:097:23
7:23
#5993
40K
24.85 mi13:01:202:58:047:106:37
7:44
#6015
25.2M
25.20 mi13:04:193:01:037:112:59
8:39
#6059
Finish
26.22 mi13:11:463:08:307:127:27
7:19
#6052
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM45-49Seg. OverallSeg. MalesSeg. M45-49
5K3.11 mi3.11 mi4707438143814205(Top 16%)3947(Top 26%)3947(Top 175%)
10K6.21 mi3.10 mi4278+4294010+3714010+3713959(Top 15%)3729(Top 25%)3729(Top 166%)
15K9.32 mi3.11 mi4238+403972+383972+384205(Top 16%)3947(Top 26%)3947(Top 175%)
20K12.43 mi3.11 mi4690-4524376-4044376-4045826(Top 22%)5335(Top 35%)5335(Top 237%)
Half13.11 mi0.68 mi4795-1054468-924468-926192(Top 23%)5635(Top 37%)5635(Top 250%)
25K15.53 mi2.42 mi5333-5384934-4664934-4666988(Top 26%)6142(Top 40%)6142(Top 273%)
30K18.64 mi3.11 mi5760-4275281-3475281-3478136(Top 31%)6763(Top 45%)6763(Top 300%)
20M20.00 mi1.36 mi5835-755328-475328-477139(Top 27%)6056(Top 40%)6056(Top 269%)
21M21.00 mi1.00 mi6030-1955463-1355463-13510930(Top 41%)8075(Top 53%)8075(Top 359%)
35K21.75 mi0.75 mi5999+315431+325431+326327(Top 24%)5455(Top 36%)5455(Top 242%)
23M23.00 mi1.25 mi6006-75424+75424+76973(Top 26%)5801(Top 38%)5801(Top 258%)
24M24.00 mi1.00 mi5993+135402+225402+226904(Top 26%)5657(Top 37%)5657(Top 251%)
40K24.85 mi0.85 mi6015-225412-105412-108186(Top 31%)6350(Top 42%)6350(Top 282%)
25.2M25.20 mi0.35 mi6059-445441-295441-2910342(Top 39%)7440(Top 49%)7440(Top 330%)
Finish26.22 mi1.02 mi6052+75421+205421+207179(Top 27%)5670(Top 37%)5670(Top 252%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 16%
×21stories
+97ft-345ft

Overall

4205

Males

3947

M45-49

3947

5K→10K

3.1 - 6.2 mi

Top 15%
×5stories
+79ft-138ft

Overall

3959

Males

3729

M45-49

3729

10K→15K

6.2 - 9.3 mi

Top 16%
×3stories
+67ft-78ft

Overall

4205

Males

3947

M45-49

3947

15K→20K

9.3 - 12.4 mi

Top 22%
×5stories
+106ft-86ft

Overall

5826

Males

5335

M45-49

5335

20K→Half

12.4 - 13.1 mi

Top 23%
×2stories
+19ft-37ft

Overall

6192

Males

5635

M45-49

5635

Half→25K

13.1 - 15.5 mi

Top 26%
×4stories
+66ft-88ft

Overall

6988

Males

6142

M45-49

6142

25K→30K

15.5 - 18.6 mi

Top 31%
×9stories
+181ft-148ft

Overall

8136

Males

6763

M45-49

6763

30K→20M

18.6 - 20.0 mi

Top 27%
×5stories
+64ft-50ft

Overall

7139

Males

6056

M45-49

6056

20M→21M

20.0 - 21.0 mi

Top 41%
×8stories
+106ft-24ft

Overall

10930

Males

8075

M45-49

8075

21M→35K

21.0 - 21.8 mi

Top 24%
×7stories
+17ft-86ft

Overall

6327

Males

5455

M45-49

5455

35K→23M

21.8 - 23.0 mi

Top 26%
×5stories
+23ft-63ft

Overall

6973

Males

5801

M45-49

5801

23M→24M

23.0 - 24.0 mi

Top 26%
×6stories
+12ft-82ft

Overall

6904

Males

5657

M45-49

5657

24M→40K

24.0 - 24.9 mi

Top 31%
×1story
+6ft-20ft

Overall

8186

Males

6350

M45-49

6350

40K→25.2M

24.9 - 25.2 mi

Top 39%
×1story
+13ft-16ft

Overall

10342

Males

7440

M45-49

7440

25.2M→Finish

25.2 - 26.2 mi

Top 27%
×2stories
+22ft-21ft

Overall

7179

Males

5670

M45-49

5670

Passing Analysis

Category:
Athletes Passed
1053
Passed By
2398
Net Change
-1345
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#4707
5K → 10K48556+429#4707#4278
10K → 15K147107+40#4278#4238
15K → 20K20472-452#4238#4690
20K → Half5110-105#4690#4795
Half → 25K23561-538#4795#5333
25K → 30K36463-427#5333#5760
30K → 20M40115-75#5760#5835
20M → 21M15210-195#5835#6030
21M → 35K4918+31#6030#5999
35K → 23M6370-7#5999#6006
23M → 24M6148+13#6006#5993
24M → 40K4567-22#5993#6015
40K → 25.2M953-44#6015#6059
25.2M → Finish5548+7#6059#6052
TOTALS10532398-1345
📊

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