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BOSTON MARATHON 2023

Jeremy Gulish

Bib: 8481•M

NJ

0:00
0:00
/ mi
Masters
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Overall
#0 / 26622
Top 15%
Gender (Male)
#0 / 15176
Top 24%
Masters (Masters Men)
#0 / 9891
Top 11%
Division (M40-44)
#0 / 2241
Top 27%
Race Day Weather
49°/39°F
light intensity drizzle

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
21:10
Rank: #4789
Start → 5K
21:10 | 6:49/mi
10K· 6.21 mi
41:43
Rank: #4117 (+672)
5K → 10K
20:33 | 6:37/mi
15K· 9.32 mi
1:02:26
Rank: #4003 (+114)
10K → 15K
20:43 | 6:40/mi
20K· 12.43 mi
1:23:15
Rank: #3858 (+145)
15K → 20K
20:49 | 6:42/mi
Half· 13.11 mi
1:27:47
Rank: #3863 (-5)
20K → Half
4:32 | 6:39/mi
25K· 15.53 mi
1:44:17
Rank: #3886 (-23)
Half → 25K
16:30 | 6:48/mi
30K· 18.64 mi
2:05:59
Rank: #3936 (-50)
25K → 30K
21:42 | 6:59/mi
20M
2:15:35
Rank: #3964 (-28)
30K → 20M
9:36 | 7:04/mi
21M
2:22:50
Rank: #3881 (+83)
20M → 21M
7:15 | 7:15/mi
35K· 21.75 mi
2:27:48
Rank: #3841 (+40)
21M → 35K
4:58 | 6:38/mi
23M
2:36:32
Rank: #3800 (+41)
35K → 23M
8:44 | 6:59/mi
24M
2:43:23
Rank: #3800
23M → 24M
6:51 | 6:51/mi
40K· 24.85 mi
2:49:19
Rank: #3766 (+34)
24M → 40K
5:56 | 6:56/mi
25.2M
2:51:58
Rank: #3791 (-25)
40K → 25.2M
2:39 | 7:41/mi
Finish· 26.22 mi
2:59:00
Rank: #3862 (-71)
25.2M → Finish
7:02 | 6:54/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:27:47
Pace6:42 /mi
2nd Half
Distance13.11 mi
Time1:31:13
Pace6:57 /mi
📊Positive Split: 3.9% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:46:3721:106:4921:10
6:49
-
10K
6.21 mi11:07:1041:436:4320:33
6:37
-0:12
15K
9.32 mi11:27:531:02:266:4220:43
6:40
+0:03
20K
12.43 mi11:48:421:23:156:4220:49
6:42
+0:02
Half
13.11 mi11:53:141:27:476:424:32
6:39
-0:03
25K
15.53 mi12:09:441:44:176:4316:30
6:48
+0:09
30K
18.64 mi12:31:262:05:596:4621:42
6:59
+0:11
20M
20.00 mi12:41:022:15:356:479:36
7:04
+0:05
21M
21.00 mi12:48:172:22:506:487:15
7:15
+0:11
35K
21.75 mi12:53:152:27:486:484:58
6:38
-0:37
23M
23.00 mi13:01:592:36:326:488:44
6:59
+0:21
24M
24.00 mi13:08:502:43:236:486:51
6:51
-0:08
40K
24.85 mi13:14:462:49:196:495:56
6:56
+0:05
25.2M
25.20 mi13:17:252:51:586:492:39
7:41
+0:45
Finish
26.22 mi13:24:272:59:006:507:02
6:54
-0:47

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

6:37 /mi

Average Pace

6:50 /mi

Slowest Pace

7:41 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:56:21

99% of race

Time at Steady Pace

2:39

1% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 6:50 /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 mi10:46:3721:106:4921:10
6:49
#4789
10K
6.21 mi11:07:1041:436:4320:33
6:37
#4117
15K
9.32 mi11:27:531:02:266:4220:43
6:40
#4003
20K
12.43 mi11:48:421:23:156:4220:49
6:42
#3858
Half
13.11 mi11:53:141:27:476:424:32
6:39
#3863
25K
15.53 mi12:09:441:44:176:4316:30
6:48
#3886
30K
18.64 mi12:31:262:05:596:4621:42
6:59
#3936
20M
20.00 mi12:41:022:15:356:479:36
7:04
#3964
21M
21.00 mi12:48:172:22:506:487:15
7:15
#3881
35K
21.75 mi12:53:152:27:486:484:58
6:38
#3841
23M
23.00 mi13:01:592:36:326:488:44
6:59
#3800
24M
24.00 mi13:08:502:43:236:486:51
6:51
#3800
40K
24.85 mi13:14:462:49:196:495:56
6:56
#3766
25.2M
25.20 mi13:17:252:51:586:492:39
7:41
#3791
Finish
26.22 mi13:24:272:59:006:507:02
6:54
#3862
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM40-44Seg. OverallSeg. MalesSeg. M40-44
5K3.11 mi3.11 mi4789445544553829(Top 14%)3600(Top 24%)3600(Top 161%)
10K6.21 mi3.10 mi4117+6723867+5883867+5883601(Top 14%)3401(Top 22%)3401(Top 152%)
15K9.32 mi3.11 mi4003+1143769+983769+983829(Top 14%)3600(Top 24%)3600(Top 161%)
20K12.43 mi3.11 mi3858+1453641+1283641+1283589(Top 13%)3396(Top 22%)3396(Top 152%)
Half13.11 mi0.68 mi3863-53644-33644-33811(Top 14%)3595(Top 24%)3595(Top 160%)
25K15.53 mi2.42 mi3886-233662-183662-184188(Top 16%)3919(Top 26%)3919(Top 175%)
30K18.64 mi3.11 mi3936-503708-463708-464239(Top 16%)3949(Top 26%)3949(Top 176%)
20M20.00 mi1.36 mi3964-283729-213729-214390(Top 16%)4039(Top 27%)4039(Top 180%)
21M21.00 mi1.00 mi3881+833653+763653+763367(Top 13%)3137(Top 21%)3137(Top 140%)
35K21.75 mi0.75 mi3841+403614+393614+393236(Top 12%)3021(Top 20%)3021(Top 135%)
23M23.00 mi1.25 mi3800+413577+373577+373657(Top 14%)3381(Top 22%)3381(Top 151%)
24M24.00 mi1.00 mi38003571+63571+63927(Top 15%)3586(Top 24%)3586(Top 160%)
40K24.85 mi0.85 mi3766+343540+313540+313535(Top 13%)3214(Top 21%)3214(Top 143%)
25.2M25.20 mi0.35 mi3791-253563-233563-234740(Top 18%)4093(Top 27%)4093(Top 183%)
Finish26.22 mi1.02 mi3862-713624-613624-614610(Top 17%)3999(Top 26%)3999(Top 178%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 14%
×21stories
+97ft-345ft

Overall

3829

Males

3600

M40-44

3600

5K→10K

3.1 - 6.2 mi

Top 14%
×5stories
+79ft-138ft

Overall

3601

Males

3401

M40-44

3401

10K→15K

6.2 - 9.3 mi

Top 14%
×3stories
+67ft-78ft

Overall

3829

Males

3600

M40-44

3600

15K→20K

9.3 - 12.4 mi

Top 13%
×5stories
+106ft-86ft

Overall

3589

Males

3396

M40-44

3396

20K→Half

12.4 - 13.1 mi

Top 14%
×2stories
+19ft-37ft

Overall

3811

Males

3595

M40-44

3595

Half→25K

13.1 - 15.5 mi

Top 16%
×4stories
+66ft-88ft

Overall

4188

Males

3919

M40-44

3919

25K→30K

15.5 - 18.6 mi

Top 16%
×9stories
+181ft-148ft

Overall

4239

Males

3949

M40-44

3949

30K→20M

18.6 - 20.0 mi

Top 16%
×5stories
+64ft-50ft

Overall

4390

Males

4039

M40-44

4039

20M→21M

20.0 - 21.0 mi

Top 13%
×8stories
+106ft-24ft

Overall

3367

Males

3137

M40-44

3137

21M→35K

21.0 - 21.8 mi

Top 12%
×7stories
+17ft-86ft

Overall

3236

Males

3021

M40-44

3021

35K→23M

21.8 - 23.0 mi

Top 14%
×5stories
+23ft-63ft

Overall

3657

Males

3381

M40-44

3381

23M→24M

23.0 - 24.0 mi

Top 15%
×6stories
+12ft-82ft

Overall

3927

Males

3586

M40-44

3586

24M→40K

24.0 - 24.9 mi

Top 13%
×1story
+6ft-20ft

Overall

3535

Males

3214

M40-44

3214

40K→25.2M

24.9 - 25.2 mi

Top 18%
×1story
+13ft-16ft

Overall

4740

Males

4093

M40-44

4093

25.2M→Finish

25.2 - 26.2 mi

Top 17%
×2stories
+22ft-21ft

Overall

4610

Males

3999

M40-44

3999

Passing Analysis

Category:
Athletes Passed
1715
Passed By
788
Net Change
+927
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#4789
5K → 10K70028+672#4789#4117
10K → 15K18672+114#4117#4003
15K → 20K19247+145#4003#3858
20K → Half2025-5#3858#3863
Half → 25K7194-23#3863#3886
25K → 30K90140-50#3886#3936
30K → 20M5785-28#3936#3964
20M → 21M11128+83#3964#3881
21M → 35K5313+40#3881#3841
35K → 23M7534+41#3841#3800
23M → 24M49490#3800#3800
24M → 40K7036+34#3800#3766
40K → 25.2M1237-25#3766#3791
25.2M → Finish29100-71#3791#3862
TOTALS1715788+927
📊

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