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BOSTON MARATHON 2023

Mark Power

Bib: 18039•M

ON

0:00
0:00
/ mi
Masters
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Overall
#0 / 26622
Top 31%
Gender (Male)
#0 / 15176
Top 46%
Masters (Masters Men)
#0 / 9891
Top 34%
Division (M55-59)
#0 / 1422
Top 15%
Race Day Weather
49°/39°F
light intensity drizzle

⏱️ Race Timeline

Course Elevation
7–469 ft
≈
×2stacked redwood trees
•▲ 890 ft climb · ▼ 1342 ft descent
Ribbon color based on
FasterSteadySlower· vs. your average pace
Start
0:00
Race begins
5K· 3.11 mi
7:28/mi
23:11
↑ 97↓ 3451.5%
10K· 6.21 mi
7:31/mi
46:31
↑ 79↓ 1380.4%
15K· 9.32 mi
7:24/mi
1:09:29
↑ 67↓ 78
20K· 12.43 mi
7:29/mi
1:32:44
↑ 106↓ 860.1%
Half· 13.11 mi
7:27/mi
1:37:49
↑ 19↓ 370.5%
25K· 15.53 mi
7:33/mi
1:56:08
↑ 66↓ 880.2%
30K· 18.64 mi
7:46/mi
2:20:15
↑ 181↓ 1480.2%
20M
7:44/mi
2:30:45
↑ 64↓ 500.2%
21M
8:05/mi
2:38:50
↑ 106↓ 241.6%
35K· 21.75 mi
7:14/mi
2:44:15
↑ 17↓ 861.7%
23M
7:31/mi
2:53:40
↑ 23↓ 630.6%
24M
7:17/mi
3:00:57
↓ 821.3%
40K· 24.85 mi
7:20/mi
3:07:13
↓ 200.3%
25.2M
8:01/mi
3:09:59
↑ 13↓ 160.2%
Finish· 26.22 mi
7:07/mi
3:17:14
↑ 22↓ 21

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:37:49
Pace7:28 /mi
2nd Half
Distance13.11 mi
Time1:39:25
Pace7:35 /mi
📊Positive Split: 1.6% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:14:2223:117:2823:11
7:28
-
10K
6.21 mi11:37:4246:317:2923:20
7:31
+0:03
15K
9.32 mi12:00:401:09:297:2722:58
7:24
-0:07
20K
12.43 mi12:23:551:32:447:2823:15
7:29
+0:05
Half
13.11 mi12:29:001:37:497:285:05
7:27
-0:02
25K
15.53 mi12:47:191:56:087:2918:19
7:33
+0:06
30K
18.64 mi13:11:262:20:157:3124:07
7:46
+0:13
20M
20.00 mi13:21:562:30:457:3210:30
7:44
-0:02
21M
21.00 mi13:30:012:38:507:348:05
8:05
+0:21
35K
21.75 mi13:35:262:44:157:335:25
7:14
-0:51
23M
23.00 mi13:44:512:53:407:339:25
7:31
+0:17
24M
24.00 mi13:52:083:00:577:327:17
7:17
-0:14
40K
24.85 mi13:58:243:07:137:326:16
7:20
+0:03
25.2M
25.20 mi14:01:103:09:597:322:46
8:01
+0:41
Finish
26.22 mi14:08:253:17:147:327:15
7:07
-0:54

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

7:07 /mi

Average Pace

7:32 /mi

Slowest Pace

8:05 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

3:06:23

94% of race

Time at Steady Pace

10:51

6% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 7:31 /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 mi11:14:2223:117:2823:11
7:28
#9304
10K
6.21 mi11:37:4246:317:2923:20
7:31
#9884
15K
9.32 mi12:00:401:09:297:2722:58
7:24
#9646
20K
12.43 mi12:23:551:32:447:2823:15
7:29
#9499
Half
13.11 mi12:29:001:37:497:285:05
7:27
#9521
25K
15.53 mi12:47:191:56:087:2918:19
7:33
#9436
30K
18.64 mi13:11:262:20:157:3124:07
7:46
#9341
20M
20.00 mi13:21:562:30:457:3210:30
7:44
#9256
21M
21.00 mi13:30:012:38:507:348:05
8:05
#9125
35K
21.75 mi13:35:262:44:157:335:25
7:14
#9027
23M
23.00 mi13:44:512:53:407:339:25
7:31
#8862
24M
24.00 mi13:52:083:00:577:327:17
7:17
#8715
40K
24.85 mi13:58:243:07:137:326:16
7:20
#8574
25.2M
25.20 mi14:01:103:09:597:322:46
8:01
#8522
Finish
26.22 mi14:08:253:17:147:327:15
7:07
#8369
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM55-59Seg. OverallSeg. MalesSeg. M55-59
5K3.11 mi3.11 mi9304775677569252(Top 35%)7700(Top 51%)7700(Top 541%)
10K6.21 mi3.10 mi9884-5808085-3298085-32910515(Top 39%)8433(Top 56%)8433(Top 593%)
15K9.32 mi3.11 mi9646+2387952+1337952+1339252(Top 35%)7700(Top 51%)7700(Top 541%)
20K12.43 mi3.11 mi9499+1477858+947858+949168(Top 34%)7597(Top 50%)7597(Top 534%)
Half13.11 mi0.68 mi9521-227868-107868-109741(Top 37%)7934(Top 52%)7934(Top 558%)
25K15.53 mi2.42 mi9436+857798+707798+709169(Top 34%)7531(Top 50%)7531(Top 530%)
30K18.64 mi3.11 mi9341+957703+957703+959055(Top 34%)7315(Top 48%)7315(Top 514%)
20M20.00 mi1.36 mi9256+857627+767627+768354(Top 31%)6807(Top 45%)6807(Top 479%)
21M21.00 mi1.00 mi9125+1317528+997528+997880(Top 30%)6410(Top 42%)6410(Top 451%)
35K21.75 mi0.75 mi9027+987465+637465+636776(Top 25%)5762(Top 38%)5762(Top 405%)
23M23.00 mi1.25 mi8862+1657337+1287337+1286544(Top 25%)5540(Top 37%)5540(Top 390%)
24M24.00 mi1.00 mi8715+1477229+1087229+1086268(Top 24%)5265(Top 35%)5265(Top 370%)
40K24.85 mi0.85 mi8574+1417125+1047125+1045656(Top 21%)4803(Top 32%)4803(Top 338%)
25.2M25.20 mi0.35 mi8522+527087+387087+386626(Top 25%)5352(Top 35%)5352(Top 376%)
Finish26.22 mi1.02 mi8369+1536965+1226965+1225904(Top 22%)4870(Top 32%)4870(Top 342%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 35%
×21story building
+97ft-345ft

Overall

9252

Males

7700

M55-59

7700

5K→10K

3.1 - 6.2 mi

Top 39%
×5story building
+79ft-138ft

Overall

10515

Males

8433

M55-59

8433

10K→15K

6.2 - 9.3 mi

Top 35%
×3story building
+67ft-78ft

Overall

9252

Males

7700

M55-59

7700

15K→20K

9.3 - 12.4 mi

Top 34%
×5story building
+106ft-86ft

Overall

9168

Males

7597

M55-59

7597

20K→Half

12.4 - 13.1 mi

Top 37%
×2story building
+19ft-37ft

Overall

9741

Males

7934

M55-59

7934

Half→25K

13.1 - 15.5 mi

Top 34%
×4story building
+66ft-88ft

Overall

9169

Males

7531

M55-59

7531

25K→30K

15.5 - 18.6 mi

Top 34%
×9story building
+181ft-148ft

Overall

9055

Males

7315

M55-59

7315

30K→20M

18.6 - 20.0 mi

Top 31%
×5story building
+64ft-50ft

Overall

8354

Males

6807

M55-59

6807

20M→21M

20.0 - 21.0 mi

Top 30%
×8story building
+106ft-24ft

Overall

7880

Males

6410

M55-59

6410

21M→35K

21.0 - 21.8 mi

Top 25%
×7story building
+17ft-86ft

Overall

6776

Males

5762

M55-59

5762

35K→23M

21.8 - 23.0 mi

Top 25%
×5story building
+23ft-63ft

Overall

6544

Males

5540

M55-59

5540

23M→24M

23.0 - 24.0 mi

Top 24%
×6story building
+12ft-82ft

Overall

6268

Males

5265

M55-59

5265

24M→40K

24.0 - 24.9 mi

Top 21%
×1story
+6ft-20ft

Overall

5656

Males

4803

M55-59

4803

40K→25.2M

24.9 - 25.2 mi

Top 25%
×1story
+13ft-16ft

Overall

6626

Males

5352

M55-59

5352

25.2M→Finish

25.2 - 26.2 mi

Top 22%
×2story building
+22ft-21ft

Overall

5904

Males

4870

M55-59

4870

Passing Analysis

Category:
Athletes Passed
2107*
Passed By
1172
Net Change
+935
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#9304
5K → 10K111691-580#9304#9884
10K → 15K31678+238#9884#9646
15K → 20K21467+147#9646#9499
20K → Half1840-22#9499#9521
Half → 25K15873+85#9521#9436
25K → 30K217*122+95#9436#9341
30K → 20M11732+85#9341#9256
20M → 21M15221+131#9256#9125
21M → 35K1024+98#9125#9027
35K → 23M17813+165#9027#8862
23M → 24M1536+147#8862#8715
24M → 40K1476+141#8715#8574
40K → 25.2M586+52#8574#8522
25.2M → Finish16613+153#8522#8369
TOTALS2107*1172+935

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

📊

Passing Visuals

Category:
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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