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BOSTON MARATHON 2023

Rich Frazier

Bib: 388•M

WA

0:00
0:00
/ mi
Masters
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Overall
#0 / 26622
Top 2%
Gender (Male)
#0 / 15176
Top 4%
Masters (Masters Men)
#0 / 9891
Top 0.9%
Division (M40-44)
#0 / 2241
Top 3%
Race Day Weather
49°/39°F
light intensity drizzle

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
19:30
Rank: #1347
Start → 5K
19:30 | 6:17/mi
10K· 6.21 mi
38:16
Rank: #1105 (+242)
5K → 10K
18:46 | 6:02/mi
15K· 9.32 mi
56:45
Rank: #927 (+178)
10K → 15K
18:29 | 5:57/mi
20K· 12.43 mi
1:15:11
Rank: #770 (+157)
15K → 20K
18:26 | 5:56/mi
Half· 13.11 mi
1:19:09
Rank: #752 (+18)
20K → Half
3:58 | 5:49/mi
25K· 15.53 mi
1:33:30
Rank: #680 (+72)
Half → 25K
14:21 | 5:55/mi
30K· 18.64 mi
1:52:14
Rank: #609 (+71)
25K → 30K
18:44 | 6:02/mi
20M
2:00:27
Rank: #586 (+23)
30K → 20M
8:13 | 6:03/mi
21M
2:06:55
Rank: #580 (+6)
20M → 21M
6:28 | 6:28/mi
35K· 21.75 mi
2:11:23
Rank: #578 (+2)
21M → 35K
4:28 | 5:58/mi
23M
2:19:12
Rank: #576 (+2)
35K → 23M
7:49 | 6:15/mi
24M
2:25:20
Rank: #582 (-6)
23M → 24M
6:08 | 6:08/mi
40K· 24.85 mi
2:30:55
Rank: #602 (-20)
24M → 40K
5:35 | 6:32/mi
25.2M
2:33:29
Rank: #611 (-9)
40K → 25.2M
2:34 | 7:27/mi
Finish· 26.22 mi
2:40:26
Rank: #653 (-42)
25.2M → Finish
6:57 | 6:49/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:19:09
Pace6:02 /mi
2nd Half
Distance13.11 mi
Time1:21:17
Pace6:12 /mi
📊Positive Split: 2.7% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:19:4319:306:1719:30
6:17
-
10K
6.21 mi10:38:2938:166:1018:46
6:02
-0:15
15K
9.32 mi10:56:5856:456:0518:29
5:57
-0:05
20K
12.43 mi11:15:241:15:116:0318:26
5:56
-0:01
Half
13.11 mi11:19:221:19:096:023:58
5:49
-0:07
25K
15.53 mi11:33:431:33:306:0114:21
5:55
+0:06
30K
18.64 mi11:52:271:52:146:0118:44
6:02
+0:07
20M
20.00 mi12:00:402:00:276:018:13
6:03
+0:01
21M
21.00 mi12:07:082:06:556:036:28
6:28
+0:25
35K
21.75 mi12:11:362:11:236:024:28
5:58
-0:30
23M
23.00 mi12:19:252:19:126:037:49
6:15
+0:17
24M
24.00 mi12:25:332:25:206:036:08
6:08
-0:07
40K
24.85 mi12:31:082:30:556:045:35
6:32
+0:24
25.2M
25.20 mi12:33:422:33:296:052:34
7:27
+0:55
Finish
26.22 mi12:40:392:40:266:076:57
6:49
-0:38

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

5:49 /mi

Average Pace

6:07 /mi

Slowest Pace

7:27 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

3:58

2% of race

Time at Steady Pace

1:55:24

72% of race

Time at Slower Pace

41:04

26% of race

Average Pace: 6:07 /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 mi10:19:4319:306:1719:30
6:17
#1347
10K
6.21 mi10:38:2938:166:1018:46
6:02
#1105
15K
9.32 mi10:56:5856:456:0518:29
5:57
#927
20K
12.43 mi11:15:241:15:116:0318:26
5:56
#770
Half
13.11 mi11:19:221:19:096:023:58
5:49
#752
25K
15.53 mi11:33:431:33:306:0114:21
5:55
#680
30K
18.64 mi11:52:271:52:146:0118:44
6:02
#609
20M
20.00 mi12:00:402:00:276:018:13
6:03
#586
21M
21.00 mi12:07:082:06:556:036:28
6:28
#580
35K
21.75 mi12:11:362:11:236:024:28
5:58
#578
23M
23.00 mi12:19:252:19:126:037:49
6:15
#576
24M
24.00 mi12:25:332:25:206:036:08
6:08
#582
40K
24.85 mi12:31:082:30:556:045:35
6:32
#602
25.2M
25.20 mi12:33:422:33:296:052:34
7:27
#611
Finish
26.22 mi12:40:392:40:266:076:57
6:49
#653
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM40-44Seg. OverallSeg. MalesSeg. M40-44
5K3.11 mi3.11 mi134712791279603(Top 2%)560(Top 4%)560(Top 25%)
10K6.21 mi3.10 mi1105+2421046+2331046+233906(Top 3%)857(Top 6%)857(Top 38%)
15K9.32 mi3.11 mi927+178877+169877+169603(Top 2%)560(Top 4%)560(Top 25%)
20K12.43 mi3.11 mi770+157725+152725+152475(Top 2%)436(Top 3%)436(Top 19%)
Half13.11 mi0.68 mi752+18708+17708+17418(Top 2%)387(Top 3%)387(Top 17%)
25K15.53 mi2.42 mi680+72639+69639+69418(Top 2%)387(Top 3%)387(Top 17%)
30K18.64 mi3.11 mi609+71568+71568+71405(Top 2%)374(Top 2%)374(Top 17%)
20M20.00 mi1.36 mi586+23546+22546+22411(Top 2%)379(Top 2%)379(Top 17%)
21M21.00 mi1.00 mi580+6540+6540+6596(Top 2%)561(Top 4%)561(Top 25%)
35K21.75 mi0.75 mi578+2538+2538+2622(Top 2%)584(Top 4%)584(Top 26%)
23M23.00 mi1.25 mi576+2537+1537+1697(Top 3%)657(Top 4%)657(Top 29%)
24M24.00 mi1.00 mi582-6542-5542-5823(Top 3%)779(Top 5%)779(Top 35%)
40K24.85 mi0.85 mi602-20562-20562-201619(Top 6%)1522(Top 10%)1522(Top 68%)
25.2M25.20 mi0.35 mi611-9571-9571-93520(Top 13%)3148(Top 21%)3148(Top 140%)
Finish26.22 mi1.02 mi653-42612-41612-414137(Top 16%)3641(Top 24%)3641(Top 162%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 2%
×21stories
+97ft-345ft

Overall

603

Males

560

M40-44

560

5K→10K

3.1 - 6.2 mi

Top 3%
×5stories
+79ft-138ft

Overall

906

Males

857

M40-44

857

10K→15K

6.2 - 9.3 mi

Top 2%
×3stories
+67ft-78ft

Overall

603

Males

560

M40-44

560

15K→20K

9.3 - 12.4 mi

Top 2%
×5stories
+106ft-86ft

Overall

475

Males

436

M40-44

436

20K→Half

12.4 - 13.1 mi

Top 2%
×2stories
+19ft-37ft

Overall

418

Males

387

M40-44

387

Half→25K

13.1 - 15.5 mi

Top 2%
×4stories
+66ft-88ft

Overall

418

Males

387

M40-44

387

25K→30K

15.5 - 18.6 mi

Top 2%
×9stories
+181ft-148ft

Overall

405

Males

374

M40-44

374

30K→20M

18.6 - 20.0 mi

Top 2%
×5stories
+64ft-50ft

Overall

411

Males

379

M40-44

379

20M→21M

20.0 - 21.0 mi

Top 2%
×8stories
+106ft-24ft

Overall

596

Males

561

M40-44

561

21M→35K

21.0 - 21.8 mi

Top 2%
×7stories
+17ft-86ft

Overall

622

Males

584

M40-44

584

35K→23M

21.8 - 23.0 mi

Top 3%
×5stories
+23ft-63ft

Overall

697

Males

657

M40-44

657

23M→24M

23.0 - 24.0 mi

Top 3%
×6stories
+12ft-82ft

Overall

823

Males

779

M40-44

779

24M→40K

24.0 - 24.9 mi

Top 6%
×1story
+6ft-20ft

Overall

1619

Males

1522

M40-44

1522

40K→25.2M

24.9 - 25.2 mi

Top 13%
×1story
+13ft-16ft

Overall

3520

Males

3148

M40-44

3148

25.2M→Finish

25.2 - 26.2 mi

Top 16%
×2stories
+22ft-21ft

Overall

4137

Males

3641

M40-44

3641

Passing Analysis

Category:
Athletes Passed
821
Passed By
127
Net Change
+694
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#1347
5K → 10K2486+242#1347#1105
10K → 15K1780+178#1105#927
15K → 20K1570+157#927#770
20K → Half180+18#770#752
Half → 25K720+72#752#680
25K → 30K732+71#680#609
30K → 20M263+23#609#586
20M → 21M137+6#586#580
21M → 35K64+2#580#578
35K → 23M119+2#578#576
23M → 24M915-6#576#582
24M → 40K626-20#582#602
40K → 25.2M211-9#602#611
25.2M → Finish244-42#611#653
TOTALS821127+694
📊

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