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BOSTON MARATHON 2023

Matt Gervais

Bib: 3278•M

ON

0:00
0:00
/ mi
Masters
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Overall
#0 / 26622
Top 34%
Gender (Male)
#0 / 15176
Top 48%
Masters (Masters Men)
#0 / 9891
Top 37%
Division (M40-44)
#0 / 2241
Race Day Weather
49°/39°F
light intensity drizzle

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
21:14
Rank: #5016
Start → 5K
21:14 | 6:50/mi
10K· 6.21 mi
42:18
Rank: #5037 (-21)
5K → 10K
21:04 | 6:47/mi
15K· 9.32 mi
1:03:29
Rank: #5100 (-63)
10K → 15K
21:11 | 6:49/mi
20K· 12.43 mi
1:27:47
Rank: #6729 (-1629)
15K → 20K
24:18 | 7:49/mi
Half· 13.11 mi
1:32:31
Rank: #6692 (+37)
20K → Half
4:44 | 6:56/mi
25K· 15.53 mi
1:52:57
Rank: #7868 (-1176)
Half → 25K
20:26 | 8:26/mi
30K· 18.64 mi
2:21:01
Rank: #9696 (-1828)
25K → 30K
28:04 | 9:02/mi
20M
2:32:44
Rank: #10038 (-342)
30K → 20M
11:43 | 8:37/mi
21M
2:40:56
Rank: #9914 (+124)
20M → 21M
8:12 | 8:12/mi
35K· 21.75 mi
2:46:21
Rank: #9787 (+127)
21M → 35K
5:25 | 7:14/mi
23M
2:55:31
Rank: #9453 (+334)
35K → 23M
9:10 | 7:19/mi
24M
3:02:50
Rank: #9275 (+178)
23M → 24M
7:19 | 7:19/mi
40K· 24.85 mi
3:09:12
Rank: #9145 (+130)
24M → 40K
6:22 | 7:27/mi
25.2M
3:11:57
Rank: #9101 (+44)
40K → 25.2M
2:45 | 7:58/mi
Finish· 26.22 mi
3:19:17
Rank: #8967 (+134)
25.2M → Finish
7:20 | 7:12/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:32:31
Pace7:03 /mi
2nd Half
Distance13.11 mi
Time1:46:46
Pace8:09 /mi
📊Positive Split: 15.4% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:22:5421:146:5021:14
6:50
-
10K
6.21 mi10:43:5842:186:4821:04
6:47
-0:03
15K
9.32 mi11:05:091:03:296:4921:11
6:49
+0:02
20K
12.43 mi11:29:271:27:477:0424:18
7:49
+1:00
Half
13.11 mi11:34:111:32:317:034:44
6:56
-0:53
25K
15.53 mi11:54:371:52:577:1620:26
8:26
+1:30
30K
18.64 mi12:22:412:21:017:3428:04
9:02
+0:36
20M
20.00 mi12:34:242:32:447:3811:43
8:37
-0:25
21M
21.00 mi12:42:362:40:567:408:12
8:12
-0:25
35K
21.75 mi12:48:012:46:217:395:25
7:14
-0:58
23M
23.00 mi12:57:112:55:317:389:10
7:19
+0:05
24M
24.00 mi13:04:303:02:507:377:19
7:19
0:00
40K
24.85 mi13:10:523:09:127:376:22
7:27
+0:08
25.2M
25.20 mi13:13:373:11:577:372:45
7:58
+0:31
Finish
26.22 mi13:20:573:19:177:367:20
7:12
-0:46

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

6:47 /mi

Average Pace

7:36 /mi

Slowest Pace

9:02 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

1:08:13

34% of race

Time at Steady Pace

35:36

18% of race

Time at Slower Pace

1:35:28

48% of race

Average Pace: 7:36 /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 mi10:22:5421:146:5021:14
6:50
#5016
10K
6.21 mi10:43:5842:186:4821:04
6:47
#5037
15K
9.32 mi11:05:091:03:296:4921:11
6:49
#5100
20K
12.43 mi11:29:271:27:477:0424:18
7:49
#6729
Half
13.11 mi11:34:111:32:317:034:44
6:56
#6692
25K
15.53 mi11:54:371:52:577:1620:26
8:26
#7868
30K
18.64 mi12:22:412:21:017:3428:04
9:02
#9696
20M
20.00 mi12:34:242:32:447:3811:43
8:37
#10038
21M
21.00 mi12:42:362:40:567:408:12
8:12
#9914
35K
21.75 mi12:48:012:46:217:395:25
7:14
#9787
23M
23.00 mi12:57:112:55:317:389:10
7:19
#9453
24M
24.00 mi13:04:303:02:507:377:19
7:19
#9275
40K
24.85 mi13:10:523:09:127:376:22
7:27
#9145
25.2M
25.20 mi13:13:373:11:577:372:45
7:58
#9101
Finish
26.22 mi13:20:573:19:177:367:20
7:12
#8967
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM40-44Seg. OverallSeg. MalesSeg. M40-44
5K3.11 mi3.11 mi5016465846585303(Top 20%)4900(Top 32%)4900(Top 219%)
10K6.21 mi3.10 mi5037-214670-124670-125115(Top 19%)4733(Top 31%)4733(Top 211%)
15K9.32 mi3.11 mi5100-634733-634733-635303(Top 20%)4900(Top 32%)4900(Top 219%)
20K12.43 mi3.11 mi6729-16296039-13066039-130611907(Top 45%)8971(Top 59%)8971(Top 400%)
Half13.11 mi0.68 mi6692+376012+276012+276239(Top 23%)5682(Top 37%)5682(Top 254%)
25K15.53 mi2.42 mi7868-11766826-8146826-81415735(Top 59%)10433(Top 69%)10433(Top 466%)
30K18.64 mi3.11 mi9696-18287923-10977923-109717345(Top 65%)11050(Top 73%)11050(Top 493%)
20M20.00 mi1.36 mi10038-3428086-1638086-16314363(Top 54%)9709(Top 64%)9709(Top 433%)
21M21.00 mi1.00 mi9914+1247992+947992+948604(Top 32%)6840(Top 45%)6840(Top 305%)
35K21.75 mi0.75 mi9787+1277910+827910+826784(Top 25%)5770(Top 38%)5770(Top 257%)
23M23.00 mi1.25 mi9453+3347694+2167694+2165444(Top 20%)4797(Top 32%)4797(Top 214%)
24M24.00 mi1.00 mi9275+1787556+1387556+1386494(Top 24%)5424(Top 36%)5424(Top 242%)
40K24.85 mi0.85 mi9145+1307459+977459+976369(Top 24%)5268(Top 35%)5268(Top 235%)
25.2M25.20 mi0.35 mi9101+447427+327427+326359(Top 24%)5195(Top 34%)5195(Top 232%)
Finish26.22 mi1.02 mi8967+1347326+1017326+1016397(Top 24%)5205(Top 34%)5205(Top 232%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 20%
×21stories
+97ft-345ft

Overall

5303

Males

4900

M40-44

4900

5K→10K

3.1 - 6.2 mi

Top 19%
×5stories
+79ft-138ft

Overall

5115

Males

4733

M40-44

4733

10K→15K

6.2 - 9.3 mi

Top 20%
×3stories
+67ft-78ft

Overall

5303

Males

4900

M40-44

4900

15K→20K

9.3 - 12.4 mi

Top 45%
×5stories
+106ft-86ft

Overall

11907

Males

8971

M40-44

8971

20K→Half

12.4 - 13.1 mi

Top 23%
×2stories
+19ft-37ft

Overall

6239

Males

5682

M40-44

5682

Half→25K

13.1 - 15.5 mi

Top 59%
×4stories
+66ft-88ft

Overall

15735

Males

10433

M40-44

10433

25K→30K

15.5 - 18.6 mi

Top 65%
×9stories
+181ft-148ft

Overall

17345

Males

11050

M40-44

11050

30K→20M

18.6 - 20.0 mi

Top 54%
×5stories
+64ft-50ft

Overall

14363

Males

9709

M40-44

9709

20M→21M

20.0 - 21.0 mi

Top 32%
×8stories
+106ft-24ft

Overall

8604

Males

6840

M40-44

6840

21M→35K

21.0 - 21.8 mi

Top 25%
×7stories
+17ft-86ft

Overall

6784

Males

5770

M40-44

5770

35K→23M

21.8 - 23.0 mi

Top 20%
×5stories
+23ft-63ft

Overall

5444

Males

4797

M40-44

4797

23M→24M

23.0 - 24.0 mi

Top 24%
×6stories
+12ft-82ft

Overall

6494

Males

5424

M40-44

5424

24M→40K

24.0 - 24.9 mi

Top 24%
×1story
+6ft-20ft

Overall

6369

Males

5268

M40-44

5268

40K→25.2M

24.9 - 25.2 mi

Top 24%
×1story
+13ft-16ft

Overall

6359

Males

5195

M40-44

5195

25.2M→Finish

25.2 - 26.2 mi

Top 24%
×2stories
+22ft-21ft

Overall

6397

Males

5205

M40-44

5205

Passing Analysis

Category:
Athletes Passed
1504*
Passed By
5454
Net Change
-3951
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#5016
5K → 10K190211-21#5016#5037
10K → 15K83146-63#5037#5100
15K → 20K41633-1629#5100#6729
20K → Half458+37#6729#6692
Half → 25K31179-1176#6692#7868
25K → 30K111839-1828#7868#9696
30K → 20M30371-342#9696#10038
20M → 21M155*31+124#10038#9914
21M → 35K1292+127#9914#9787
35K → 23M3351+334#9787#9453
23M → 24M1857+178#9453#9275
24M → 40K1355+130#9275#9145
40K → 25.2M517+44#9145#9101
25.2M → Finish14814+134#9101#8967
TOTALS1504*5454-3951

* Includes athletes who did not complete a segment (DNF/DNQ).

📊

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