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BOSTON MARATHON 2023

Derek Oliver

Bib: 26473•M

MA

0:00
0:00
/ mi
Masters
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Overall
#0 / 26622
Gender (Male)
#0 / 15176
Masters (Masters Men)
#0 / 9891
Division (M45-49)
#0 / 2252
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
9:18/mi
28:54
↑ 97↓ 3451.5%
10K· 6.21 mi
9:22/mi
58:01
↑ 79↓ 1380.4%
15K· 9.32 mi
8:51/mi
1:25:31
↑ 67↓ 78
20K· 12.43 mi
9:23/mi
1:54:40
↑ 106↓ 860.1%
Half· 13.11 mi
9:01/mi
2:00:49
↑ 19↓ 370.5%
25K· 15.53 mi
10:20/mi
2:25:52
↑ 66↓ 880.2%
30K· 18.64 mi
11:00/mi
3:00:02
↑ 181↓ 1480.2%
20M
10:41/mi
3:14:33
↑ 64↓ 500.2%
21M
17:15/mi
3:31:48
↑ 106↓ 241.6%
35K· 21.75 mi
10:38/mi
3:39:45
↑ 17↓ 861.7%
23M
12:13/mi
3:55:03
↑ 23↓ 630.6%
24M
12:48/mi
4:07:51
↓ 821.3%
40K· 24.85 mi
13:45/mi
4:19:36
↓ 200.3%
25.2M
13:49/mi
4:24:22
↑ 13↓ 160.2%
Finish· 26.22 mi
10:37/mi
4:35:11
↑ 22↓ 21

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time2:00:49
Pace9:13 /mi
2nd Half
Distance13.11 mi
Time2:34:22
Pace11:47 /mi
📊Positive Split: 27.8% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:47:5828:549:1828:54
9:18
-
10K
6.21 mi12:17:0558:019:2029:07
9:22
+0:04
15K
9.32 mi12:44:351:25:319:1127:30
8:51
-0:31
20K
12.43 mi13:13:441:54:409:1429:09
9:23
+0:32
Half
13.11 mi13:19:532:00:499:136:09
9:01
-0:22
25K
15.53 mi13:44:562:25:529:2325:03
10:20
+1:19
30K
18.64 mi14:19:063:00:029:3934:10
11:00
+0:40
20M
20.00 mi14:33:373:14:339:4414:31
10:41
-0:19
21M
21.00 mi14:50:523:31:4810:0517:15
17:15
+6:34
35K
21.75 mi14:58:493:39:4510:067:57
10:38
-6:37
23M
23.00 mi15:14:073:55:0310:1315:18
12:13
+1:35
24M
24.00 mi15:26:554:07:5110:2012:48
12:48
+0:35
40K
24.85 mi15:38:404:19:3610:2711:45
13:45
+0:57
25.2M
25.20 mi15:43:264:24:2210:294:46
13:49
+0:04
Finish
26.22 mi15:54:154:35:1110:3010:49
10:37
-3:12

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

8:51 /mi

Average Pace

10:30 /mi

Slowest Pace

17:15 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:00:49

44% of race

Time at Steady Pace

1:32:30

34% of race

Time at Slower Pace

1:01:52

22% of race

Average Pace: 10:30 /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 mi11:47:5828:549:1828:54
9:18
#21535
10K
6.21 mi12:17:0558:019:2029:07
9:22
#21844
15K
9.32 mi12:44:351:25:319:1127:30
8:51
#21278
20K
12.43 mi13:13:441:54:409:1429:09
9:23
#21276
Half
13.11 mi13:19:532:00:499:136:09
9:01
#21236
25K
15.53 mi13:44:562:25:529:2325:03
10:20
#21566
30K
18.64 mi14:19:063:00:029:3934:10
11:00
#21942
20M
20.00 mi14:33:373:14:339:4414:31
10:41
#21951
21M
21.00 mi14:50:523:31:4810:0517:15
17:15
#22634
35K
21.75 mi14:58:493:39:4510:067:57
10:38
#22616
23M
23.00 mi15:14:073:55:0310:1315:18
12:13
#22748
24M
24.00 mi15:26:554:07:5110:2012:48
12:48
#22915
40K
24.85 mi15:38:404:19:3610:2711:45
13:45
#23086
25.2M
25.20 mi15:43:264:24:2210:294:46
13:49
#23134
Finish
26.22 mi15:54:154:35:1110:3010:49
10:37
#23142
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM45-49Seg. OverallSeg. MalesSeg. M45-49
5K3.11 mi3.11 mi21535128631286319799(Top 74%)12215(Top 80%)12215(Top 542%)
10K6.21 mi3.10 mi21844-30913058-19513058-19522144(Top 83%)13224(Top 87%)13224(Top 587%)
15K9.32 mi3.11 mi21278+56612828+23012828+23019799(Top 74%)12215(Top 80%)12215(Top 542%)
20K12.43 mi3.11 mi21276+212835-712835-721202(Top 80%)12838(Top 85%)12838(Top 570%)
Half13.11 mi0.68 mi21236+4012825+1012825+1020499(Top 77%)12524(Top 83%)12524(Top 556%)
25K15.53 mi2.42 mi21566-33012965-14012965-14022897(Top 86%)13545(Top 89%)13545(Top 601%)
30K18.64 mi3.11 mi21942-37613117-15213117-15223091(Top 87%)13566(Top 89%)13566(Top 602%)
20M20.00 mi1.36 mi21951-913112+513112+522102(Top 83%)13040(Top 86%)13040(Top 579%)
21M21.00 mi1.00 mi22634-68313394-28213394-28226468(Top 99%)15098(Top 99%)15098(Top 670%)
35K21.75 mi0.75 mi22616+1813377+1713377+1722624(Top 85%)13221(Top 87%)13221(Top 587%)
23M23.00 mi1.25 mi22748-13213433-5613433-5624264(Top 91%)13970(Top 92%)13970(Top 620%)
24M24.00 mi1.00 mi22915-16713504-7113504-7125331(Top 95%)14466(Top 95%)14466(Top 642%)
40K24.85 mi0.85 mi23086-17113578-7413578-7425519(Top 96%)14562(Top 96%)14562(Top 647%)
25.2M25.20 mi0.35 mi23134-4813598-2013598-2024839(Top 93%)14203(Top 94%)14203(Top 631%)
Finish26.22 mi1.02 mi23142-813599-113599-123234(Top 87%)13448(Top 89%)13448(Top 597%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 74%
×21story building
+97ft-345ft

Overall

19799

Males

12215

M45-49

12215

5K→10K

3.1 - 6.2 mi

Top 83%
×5story building
+79ft-138ft

Overall

22144

Males

13224

M45-49

13224

10K→15K

6.2 - 9.3 mi

Top 74%
×3story building
+67ft-78ft

Overall

19799

Males

12215

M45-49

12215

15K→20K

9.3 - 12.4 mi

Top 80%
×5story building
+106ft-86ft

Overall

21202

Males

12838

M45-49

12838

20K→Half

12.4 - 13.1 mi

Top 77%
×2story building
+19ft-37ft

Overall

20499

Males

12524

M45-49

12524

Half→25K

13.1 - 15.5 mi

Top 86%
×4story building
+66ft-88ft

Overall

22897

Males

13545

M45-49

13545

25K→30K

15.5 - 18.6 mi

Top 87%
×9story building
+181ft-148ft

Overall

23091

Males

13566

M45-49

13566

30K→20M

18.6 - 20.0 mi

Top 83%
×5story building
+64ft-50ft

Overall

22102

Males

13040

M45-49

13040

20M→21M

20.0 - 21.0 mi

Top 99%
×8story building
+106ft-24ft

Overall

26468

Males

15098

M45-49

15098

21M→35K

21.0 - 21.8 mi

Top 85%
×7story building
+17ft-86ft

Overall

22624

Males

13221

M45-49

13221

35K→23M

21.8 - 23.0 mi

Top 91%
×5story building
+23ft-63ft

Overall

24264

Males

13970

M45-49

13970

23M→24M

23.0 - 24.0 mi

Top 95%
×6story building
+12ft-82ft

Overall

25331

Males

14466

M45-49

14466

24M→40K

24.0 - 24.9 mi

Top 96%
×1story
+6ft-20ft

Overall

25519

Males

14562

M45-49

14562

40K→25.2M

24.9 - 25.2 mi

Top 93%
×1story
+13ft-16ft

Overall

24839

Males

14203

M45-49

14203

25.2M→Finish

25.2 - 26.2 mi

Top 87%
×2story building
+22ft-21ft

Overall

23234

Males

13448

M45-49

13448

Passing Analysis

Category:
Athletes Passed
1189
Passed By
2796
Net Change
-1607
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#21535
5K → 10K153462-309#21535#21844
10K → 15K57711+566#21844#21278
15K → 20K142140+2#21278#21276
20K → Half455+40#21276#21236
Half → 25K33363-330#21236#21566
25K → 30K58434-376#21566#21942
30K → 20M6170-9#21942#21951
20M → 21M1684-683#21951#22634
21M → 35K4426+18#22634#22616
35K → 23M20152-132#22616#22748
23M → 24M8175-167#22748#22915
24M → 40K11182-171#22915#23086
40K → 25.2M351-48#23086#23134
25.2M → Finish3341-8#23134#23142
TOTALS11892796-1607
📊

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