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BOSTON MARATHON 2023

David Saarinen

Bib: 7322•M

NH

0:00
0:00
/ mi
Masters
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Overall
#0 / 26622
Top 16%
Gender (Male)
#0 / 15176
Top 27%
Masters (Masters Men)
#0 / 9891
Top 13%
Division (M50-54)
#0 / 2052
Top 8%
Race Day Weather
49°/39°F
light intensity drizzle

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
21:04
Rank: #4489
Start → 5K
21:04 | 6:47/mi
10K· 6.21 mi
42:22
Rank: #5103 (-614)
5K → 10K
21:18 | 6:51/mi
15K· 9.32 mi
1:03:38
Rank: #5235 (-132)
10K → 15K
21:16 | 6:51/mi
20K· 12.43 mi
1:24:59
Rank: #5217 (+18)
15K → 20K
21:21 | 6:52/mi
Half· 13.11 mi
1:29:37
Rank: #5215 (+2)
20K → Half
4:38 | 6:47/mi
25K· 15.53 mi
1:46:00
Rank: #4925 (+290)
Half → 25K
16:23 | 6:45/mi
30K· 18.64 mi
2:07:35
Rank: #4699 (+226)
25K → 30K
21:35 | 6:57/mi
20M
2:17:01
Rank: #4589 (+110)
30K → 20M
9:26 | 6:57/mi
21M
2:24:19
Rank: #4518 (+71)
20M → 21M
7:18 | 7:18/mi
35K· 21.75 mi
2:29:23
Rank: #4479 (+39)
21M → 35K
5:04 | 6:46/mi
23M
2:38:14
Rank: #4449 (+30)
35K → 23M
8:51 | 7:04/mi
24M
2:45:09
Rank: #4429 (+20)
23M → 24M
6:55 | 6:55/mi
40K· 24.85 mi
2:51:10
Rank: #4400 (+29)
24M → 40K
6:01 | 7:02/mi
25.2M
2:53:45
Rank: #4378 (+22)
40K → 25.2M
2:35 | 7:29/mi
Finish· 26.22 mi
3:00:52
Rank: #4391 (-13)
25.2M → Finish
7:07 | 6:59/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:29:37
Pace6:50 /mi
2nd Half
Distance13.11 mi
Time1:31:15
Pace6:58 /mi
📊Positive Split: 1.8% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:25:2821:046:4721:04
6:47
-
10K
6.21 mi10:46:4642:226:4921:18
6:51
+0:04
15K
9.32 mi11:08:021:03:386:5021:16
6:51
0:00
20K
12.43 mi11:29:231:24:596:5021:21
6:52
+0:01
Half
13.11 mi11:34:011:29:376:504:38
6:47
-0:05
25K
15.53 mi11:50:241:46:006:4916:23
6:45
-0:02
30K
18.64 mi12:11:592:07:356:5121:35
6:57
+0:12
20M
20.00 mi12:21:252:17:016:519:26
6:57
0:00
21M
21.00 mi12:28:432:24:196:527:18
7:18
+0:21
35K
21.75 mi12:33:472:29:236:525:04
6:46
-0:32
23M
23.00 mi12:42:382:38:146:538:51
7:04
+0:18
24M
24.00 mi12:49:332:45:096:536:55
6:55
-0:09
40K
24.85 mi12:55:342:51:106:536:01
7:02
+0:07
25.2M
25.20 mi12:58:092:53:456:542:35
7:29
+0:27
Finish
26.22 mi13:05:163:00:526:547:07
6:59
-0:30

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

6:45 /mi

Average Pace

6:54 /mi

Slowest Pace

7:29 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:58:17

99% of race

Time at Steady Pace

2:35

1% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 6:54 /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 mi10:25:2821:046:4721:04
6:47
#4489
10K
6.21 mi10:46:4642:226:4921:18
6:51
#5103
15K
9.32 mi11:08:021:03:386:5021:16
6:51
#5235
20K
12.43 mi11:29:231:24:596:5021:21
6:52
#5217
Half
13.11 mi11:34:011:29:376:504:38
6:47
#5215
25K
15.53 mi11:50:241:46:006:4916:23
6:45
#4925
30K
18.64 mi12:11:592:07:356:5121:35
6:57
#4699
20M
20.00 mi12:21:252:17:016:519:26
6:57
#4589
21M
21.00 mi12:28:432:24:196:527:18
7:18
#4518
35K
21.75 mi12:33:472:29:236:525:04
6:46
#4479
23M
23.00 mi12:42:382:38:146:538:51
7:04
#4449
24M
24.00 mi12:49:332:45:096:536:55
6:55
#4429
40K
24.85 mi12:55:342:51:106:536:01
7:02
#4400
25.2M
25.20 mi12:58:092:53:456:542:35
7:29
#4378
Finish
26.22 mi13:05:163:00:526:547:07
6:59
#4391
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM50-54Seg. OverallSeg. MalesSeg. M50-54
5K3.11 mi3.11 mi4489419141915510(Top 21%)5073(Top 33%)5073(Top 247%)
10K6.21 mi3.10 mi5103-6144730-5394730-5395791(Top 22%)5292(Top 35%)5292(Top 258%)
15K9.32 mi3.11 mi5235-1324849-1194849-1195510(Top 21%)5073(Top 33%)5073(Top 247%)
20K12.43 mi3.11 mi5217+184836+134836+135112(Top 19%)4727(Top 31%)4727(Top 230%)
Half13.11 mi0.68 mi5215+2483648365140(Top 19%)4750(Top 31%)4750(Top 231%)
25K15.53 mi2.42 mi4925+2904578+2584578+2583807(Top 14%)3581(Top 24%)3581(Top 175%)
30K18.64 mi3.11 mi4699+2264381+1974381+1973994(Top 15%)3733(Top 25%)3733(Top 182%)
20M20.00 mi1.36 mi4589+1104279+1024279+1023681(Top 14%)3433(Top 23%)3433(Top 167%)
21M21.00 mi1.00 mi4518+714216+634216+633619(Top 14%)3359(Top 22%)3359(Top 164%)
35K21.75 mi0.75 mi4479+394176+404176+404023(Top 15%)3698(Top 24%)3698(Top 180%)
23M23.00 mi1.25 mi4449+304150+264150+264137(Top 16%)3793(Top 25%)3793(Top 185%)
24M24.00 mi1.00 mi4429+204133+174133+174258(Top 16%)3870(Top 26%)3870(Top 189%)
40K24.85 mi0.85 mi4400+294107+264107+264026(Top 15%)3608(Top 24%)3608(Top 176%)
25.2M25.20 mi0.35 mi4378+224085+224085+223855(Top 14%)3445(Top 23%)3445(Top 168%)
Finish26.22 mi1.02 mi4391-134093-84093-85092(Top 19%)4327(Top 29%)4327(Top 211%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 21%
×21stories
+97ft-345ft

Overall

5510

Males

5073

M50-54

5073

5K→10K

3.1 - 6.2 mi

Top 22%
×5stories
+79ft-138ft

Overall

5791

Males

5292

M50-54

5292

10K→15K

6.2 - 9.3 mi

Top 21%
×3stories
+67ft-78ft

Overall

5510

Males

5073

M50-54

5073

15K→20K

9.3 - 12.4 mi

Top 19%
×5stories
+106ft-86ft

Overall

5112

Males

4727

M50-54

4727

20K→Half

12.4 - 13.1 mi

Top 19%
×2stories
+19ft-37ft

Overall

5140

Males

4750

M50-54

4750

Half→25K

13.1 - 15.5 mi

Top 14%
×4stories
+66ft-88ft

Overall

3807

Males

3581

M50-54

3581

25K→30K

15.5 - 18.6 mi

Top 15%
×9stories
+181ft-148ft

Overall

3994

Males

3733

M50-54

3733

30K→20M

18.6 - 20.0 mi

Top 14%
×5stories
+64ft-50ft

Overall

3681

Males

3433

M50-54

3433

20M→21M

20.0 - 21.0 mi

Top 14%
×8stories
+106ft-24ft

Overall

3619

Males

3359

M50-54

3359

21M→35K

21.0 - 21.8 mi

Top 15%
×7stories
+17ft-86ft

Overall

4023

Males

3698

M50-54

3698

35K→23M

21.8 - 23.0 mi

Top 16%
×5stories
+23ft-63ft

Overall

4137

Males

3793

M50-54

3793

23M→24M

23.0 - 24.0 mi

Top 16%
×6stories
+12ft-82ft

Overall

4258

Males

3870

M50-54

3870

24M→40K

24.0 - 24.9 mi

Top 15%
×1story
+6ft-20ft

Overall

4026

Males

3608

M50-54

3608

40K→25.2M

24.9 - 25.2 mi

Top 14%
×1story
+13ft-16ft

Overall

3855

Males

3445

M50-54

3445

25.2M→Finish

25.2 - 26.2 mi

Top 19%
×2stories
+22ft-21ft

Overall

5092

Males

4327

M50-54

4327

Passing Analysis

Category:
Athletes Passed
1364
Passed By
1266
Net Change
+98
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#4489
5K → 10K41655-614#4489#5103
10K → 15K64196-132#5103#5235
15K → 20K125107+18#5235#5217
20K → Half2422+2#5217#5215
Half → 25K2966+290#5215#4925
25K → 30K25933+226#4925#4699
30K → 20M12717+110#4699#4589
20M → 21M9827+71#4589#4518
21M → 35K6122+39#4518#4479
35K → 23M9262+30#4479#4449
23M → 24M5232+20#4449#4429
24M → 40K5728+29#4429#4400
40K → 25.2M3412+22#4400#4378
25.2M → Finish3447-13#4378#4391
TOTALS13641266+98
📊

Passing Visuals

Category:

📈Position Graph

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🎨Heatmap Timeline

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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