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BOSTON MARATHON 2023

Michael Nolan

MA

Bib: 25074 M

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

Ribbon color based on
FasterSteadySlower· vs. your average pace
Start
0:00
Race begins
469 ft elev
5K· 3.11 mi
10:10/mi
31:35
↑ 97↓ 3451.5%
220 ft elev
10K· 6.21 mi
10:17/mi
1:03:31
↑ 79↓ 1380.4%
157 ft elev
15K· 9.32 mi
10:18/mi
1:35:32
↑ 67↓ 78
146 ft elev
20K· 12.43 mi
10:37/mi
2:08:30
↑ 106↓ 860.1%
165 ft elev
Half· 13.11 mi
10:17/mi
2:15:31
↑ 19↓ 370.5%
148 ft elev
25K· 15.53 mi
11:21/mi
2:43:03
↑ 66↓ 880.2%
127 ft elev
30K· 18.64 mi
12:10/mi
3:20:52
↑ 181↓ 1480.2%
138 ft elev
20M
12:16/mi
3:37:32
↑ 64↓ 500.2%
148 ft elev
21M
14:31/mi
3:52:03
↑ 106↓ 241.6%
227 ft elev
35K· 21.75 mi
10:34/mi
3:59:57
↑ 17↓ 861.7%
156 ft elev
23M
12:12/mi
4:15:13
↑ 23↓ 630.6%
116 ft elev
24M
11:02/mi
4:26:15
↓ 821.3%
34 ft elev
40K· 24.85 mi
12:09/mi
4:36:38
↓ 200.3%
20 ft elev
25.2M
12:28/mi
4:40:56
↑ 13↓ 160.2%
18 ft elev
Finish· 26.22 mi
10:24/mi
4:51:32
↑ 22↓ 21
17 ft elev
Course Elevation
7–469 ft
≈
×2stacked redwood trees
•▲ 890 ft climb · ▼ 1342 ft descent

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time2:15:31
Pace10:20 /mi
2nd Half
Distance13.11 mi
Time2:36:01
Pace11:54 /mi
📊Positive Split: 15.1% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:53:0031:3510:1031:35
10:10
-
10K
6.21 mi12:24:561:03:3110:1331:56
10:17
+0:07
15K
9.32 mi12:56:571:35:3210:1532:01
10:18
+0:01
20K
12.43 mi13:29:552:08:3010:2032:58
10:37
+0:19
Half
13.11 mi13:36:562:15:3110:207:01
10:17
-0:20
25K
15.53 mi14:04:282:43:0310:3027:32
11:21
+1:04
30K
18.64 mi14:42:173:20:5210:4737:49
12:10
+0:49
20M
20.00 mi14:58:573:37:3210:5316:40
12:16
+0:06
21M
21.00 mi15:13:283:52:0311:0314:31
14:31
+2:15
35K
21.75 mi15:21:223:59:5711:027:54
10:34
-3:57
23M
23.00 mi15:36:384:15:1311:0615:16
12:12
+1:38
24M
24.00 mi15:47:404:26:1511:0611:02
11:02
-1:10
40K
24.85 mi15:58:034:36:3811:0810:23
12:09
+1:07
25.2M
25.20 mi16:02:214:40:5611:094:18
12:28
+0:19
Finish
26.22 mi16:12:574:51:3211:0810:36
10:24
-2:04

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

10:10 /mi

Average Pace

11:08 /mi

Slowest Pace

14:31 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

1:53:09

39% of race

Time at Steady Pace

1:19:26

27% of race

Time at Slower Pace

1:38:57

34% of race

Average Pace: 11:07 /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 mi11:53:0031:3510:1031:35
10:10
#23852
10K
6.21 mi12:24:561:03:3110:1331:56
10:17
#24113
15K
9.32 mi12:56:571:35:3210:1532:01
10:18
#24117
20K
12.43 mi13:29:552:08:3010:2032:58
10:37
#24090
Half
13.11 mi13:36:562:15:3110:207:01
10:17
#24071
25K
15.53 mi14:04:282:43:0310:3027:32
11:21
#24160
30K
18.64 mi14:42:173:20:5210:4737:49
12:10
#24300
20M
20.00 mi14:58:573:37:3210:5316:40
12:16
#24335
21M
21.00 mi15:13:283:52:0311:0314:31
14:31
#24444
35K
21.75 mi15:21:223:59:5711:027:54
10:34
#24373
23M
23.00 mi15:36:384:15:1311:0615:16
12:12
#24377
24M
24.00 mi15:47:404:26:1511:0611:02
11:02
#24332
40K
24.85 mi15:58:034:36:3811:0810:23
12:09
#24329
25.2M
25.20 mi16:02:214:40:5611:094:18
12:28
#24319
Finish
26.22 mi16:12:574:51:3211:0810:36
10:24
#24280
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM45-49Seg. OverallSeg. MalesSeg. M45-49
5K3.11 mi3.11 mi238521401514015241021413114131
10K6.21 mi3.10 mi24113-26114138-12314138-123242601420614206
15K9.32 mi3.11 mi24117-414143-514143-5241021413114131
20K12.43 mi3.11 mi24090+2714127+1614127+16240251408314083
Half13.11 mi0.68 mi24071+1914112+1514112+15238181398513985
25K15.53 mi2.42 mi24160-8914144-3214144-32244811424014240
30K18.64 mi3.11 mi24300-14014182-3814182-38246821427114271
20M20.00 mi1.36 mi24335-3514192-1014192-10245011414414144
21M21.00 mi1.00 mi24444-10914234-4214234-42254341458314583
35K21.75 mi0.75 mi24373+7114193+4114193+41224981315813158
23M23.00 mi1.25 mi24377-414186+714186+7242371395713957
24M24.00 mi1.00 mi24332+4514161+2514161+25231111340113401
40K24.85 mi0.85 mi24329+314154+714154+7240591383413834
25.2M25.20 mi0.35 mi24319+1014144+1014144+10232281342813428
Finish26.22 mi1.02 mi24280+3914124+2014124+20228051323413234

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 91%
×21story building
+97ft-345ft

Overall

24102

Males

14131

M45-49

14131

5K→10K

3.1 - 6.2 mi

Top 91%
×5story building
+79ft-138ft

Overall

24260

Males

14206

M45-49

14206

10K→15K

6.2 - 9.3 mi

Top 91%
×3story building
+67ft-78ft

Overall

24102

Males

14131

M45-49

14131

15K→20K

9.3 - 12.4 mi

Top 90%
×5story building
+106ft-86ft

Overall

24025

Males

14083

M45-49

14083

20K→Half

12.4 - 13.1 mi

Top 89%
×2story building
+19ft-37ft

Overall

23818

Males

13985

M45-49

13985

Half→25K

13.1 - 15.5 mi

Top 92%
×4story building
+66ft-88ft

Overall

24481

Males

14240

M45-49

14240

25K→30K

15.5 - 18.6 mi

Top 93%
×9story building
+181ft-148ft

Overall

24682

Males

14271

M45-49

14271

30K→20M

18.6 - 20.0 mi

Top 92%
×5story building
+64ft-50ft

Overall

24501

Males

14144

M45-49

14144

20M→21M

20.0 - 21.0 mi

Top 96%
×8story building
+106ft-24ft

Overall

25434

Males

14583

M45-49

14583

21M→35K

21.0 - 21.8 mi

Top 85%
×7story building
+17ft-86ft

Overall

22498

Males

13158

M45-49

13158

35K→23M

21.8 - 23.0 mi

Top 91%
×5story building
+23ft-63ft

Overall

24237

Males

13957

M45-49

13957

23M→24M

23.0 - 24.0 mi

Top 87%
×6story building
+12ft-82ft

Overall

23111

Males

13401

M45-49

13401

24M→40K

24.0 - 24.9 mi

Top 90%
×1story
+6ft-20ft

Overall

24059

Males

13834

M45-49

13834

40K→25.2M

24.9 - 25.2 mi

Top 87%
×1story
+13ft-16ft

Overall

23228

Males

13428

M45-49

13428

25.2M→Finish

25.2 - 26.2 mi

Top 86%
×2story building
+22ft-21ft

Overall

22805

Males

13234

M45-49

13234

Passing Analysis

Category:
Athletes Passed
793
Passed By
1221
Net Change
-428
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#23852
5K → 10K90351-261#23852#24113
10K → 15K120124-4#24113#24117
15K → 20K11992+27#24117#24090
20K → Half3415+19#24090#24071
Half → 25K72161-89#24071#24160
25K → 30K58198-140#24160#24300
30K → 20M3671-35#24300#24335
20M → 21M12121-109#24335#24444
21M → 35K732+71#24444#24373
35K → 23M3135-4#24373#24377
23M → 24M5611+45#24377#24332
24M → 40K2724+3#24332#24329
40K → 25.2M2010+10#24329#24319
25.2M → Finish456+39#24319#24280
TOTALS7931221-428

Passing Charts

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