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BOSTON MARATHON 2023

Craig Golen

Bib: 12564•M

OH

0:00
0:00
/ mi
Masters
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Overall
#0 / 26622
Top 46%
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
7:33/mi
23:27
↑ 97↓ 3451.5%
10K· 6.21 mi
7:33/mi
46:54
↑ 79↓ 1380.4%
15K· 9.32 mi
7:41/mi
1:10:47
↑ 67↓ 78
20K· 12.43 mi
7:49/mi
1:35:05
↑ 106↓ 860.1%
Half· 13.11 mi
7:37/mi
1:40:17
↑ 19↓ 370.5%
25K· 15.53 mi
7:53/mi
1:59:23
↑ 66↓ 880.2%
30K· 18.64 mi
8:15/mi
2:25:01
↑ 181↓ 1480.2%
20M
8:26/mi
2:36:29
↑ 64↓ 500.2%
21M
9:01/mi
2:45:30
↑ 106↓ 241.6%
35K· 21.75 mi
8:05/mi
2:51:33
↑ 17↓ 861.7%
23M
8:42/mi
3:02:27
↑ 23↓ 630.6%
24M
8:28/mi
3:10:55
↓ 821.3%
40K· 24.85 mi
8:47/mi
3:18:26
↓ 200.3%
25.2M
9:25/mi
3:21:41
↑ 13↓ 160.2%
Finish· 26.22 mi
8:27/mi
3:30:18
↑ 22↓ 21

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:40:17
Pace7:39 /mi
2nd Half
Distance13.11 mi
Time1:50:01
Pace8:24 /mi
📊Positive Split: 9.7% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:51:2023:277:3323:27
7:33
-
10K
6.21 mi11:14:4746:547:3323:27
7:33
0:00
15K
9.32 mi11:38:401:10:477:3623:53
7:41
+0:08
20K
12.43 mi12:02:581:35:057:3924:18
7:49
+0:08
Half
13.11 mi12:08:101:40:177:395:12
7:37
-0:12
25K
15.53 mi12:27:161:59:237:4119:06
7:53
+0:16
30K
18.64 mi12:52:542:25:017:4725:38
8:15
+0:22
20M
20.00 mi13:04:222:36:297:4911:28
8:26
+0:11
21M
21.00 mi13:13:232:45:307:539:01
9:01
+0:35
35K
21.75 mi13:19:262:51:337:536:03
8:05
-0:56
23M
23.00 mi13:30:203:02:277:5610:54
8:42
+0:37
24M
24.00 mi13:38:483:10:557:578:28
8:28
-0:14
40K
24.85 mi13:46:193:18:267:597:31
8:47
+0:19
25.2M
25.20 mi13:49:343:21:418:003:15
9:25
+0:38
Finish
26.22 mi13:58:113:30:188:028:37
8:27
-0:58

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

7:33 /mi

Average Pace

8:02 /mi

Slowest Pace

9:25 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

1:59:23

57% of race

Time at Steady Pace

1:00:14

29% of race

Time at Slower Pace

30:41

15% of race

Average Pace: 8:01 /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 mi10:51:2023:277:3323:27
7:33
#10054
10K
6.21 mi11:14:4746:547:3323:27
7:33
#10453
15K
9.32 mi11:38:401:10:477:3623:53
7:41
#10884
20K
12.43 mi12:02:581:35:057:3924:18
7:49
#11111
Half
13.11 mi12:08:101:40:177:395:12
7:37
#11121
25K
15.53 mi12:27:161:59:237:4119:06
7:53
#11176
30K
18.64 mi12:52:542:25:017:4725:38
8:15
#11441
20M
20.00 mi13:04:222:36:297:4911:28
8:26
#11573
21M
21.00 mi13:13:232:45:307:539:01
9:01
#11697
35K
21.75 mi13:19:262:51:337:536:03
8:05
#11750
23M
23.00 mi13:30:203:02:277:5610:54
8:42
#11909
24M
24.00 mi13:38:483:10:557:578:28
8:28
#12030
40K
24.85 mi13:46:193:18:267:597:31
8:47
#12154
25.2M
25.20 mi13:49:343:21:418:003:15
9:25
#12207
Finish
26.22 mi13:58:113:30:188:028:37
8:27
#12355
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM45-49Seg. OverallSeg. MalesSeg. M45-49
5K3.11 mi3.11 mi100548158815811743(Top 44%)8972(Top 59%)8972(Top 398%)
10K6.21 mi3.10 mi10453-3998394-2368394-23610849(Top 41%)8604(Top 57%)8604(Top 382%)
15K9.32 mi3.11 mi10884-4318600-2068600-20611743(Top 44%)8972(Top 59%)8972(Top 398%)
20K12.43 mi3.11 mi11111-2278710-1108710-11011916(Top 45%)8980(Top 59%)8980(Top 399%)
Half13.11 mi0.68 mi11121-108708+28708+211190(Top 42%)8722(Top 57%)8722(Top 387%)
25K15.53 mi2.42 mi11176-558706+28706+211728(Top 44%)8802(Top 58%)8802(Top 391%)
30K18.64 mi3.11 mi11441-2658766-608766-6012679(Top 48%)9091(Top 60%)9091(Top 404%)
20M20.00 mi1.36 mi11573-1328804-388804-3813225(Top 50%)9226(Top 61%)9226(Top 410%)
21M21.00 mi1.00 mi11697-1248840-368840-3613477(Top 51%)9255(Top 61%)9255(Top 411%)
35K21.75 mi0.75 mi11750-538851-118851-1112687(Top 48%)8851(Top 58%)8851(Top 393%)
23M23.00 mi1.25 mi11909-1598891-408891-4014391(Top 54%)9523(Top 63%)9523(Top 423%)
24M24.00 mi1.00 mi12030-1218918-278918-2714240(Top 53%)9406(Top 62%)9406(Top 418%)
40K24.85 mi0.85 mi12154-1248949-318949-3115008(Top 56%)9681(Top 64%)9681(Top 430%)
25.2M25.20 mi0.35 mi12207-538973-248973-2414746(Top 55%)9550(Top 63%)9550(Top 424%)
Finish26.22 mi1.02 mi12355-1489015-429015-4215089(Top 57%)9763(Top 64%)9763(Top 434%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 44%
×21story building
+97ft-345ft

Overall

11743

Males

8972

M45-49

8972

5K→10K

3.1 - 6.2 mi

Top 41%
×5story building
+79ft-138ft

Overall

10849

Males

8604

M45-49

8604

10K→15K

6.2 - 9.3 mi

Top 44%
×3story building
+67ft-78ft

Overall

11743

Males

8972

M45-49

8972

15K→20K

9.3 - 12.4 mi

Top 45%
×5story building
+106ft-86ft

Overall

11916

Males

8980

M45-49

8980

20K→Half

12.4 - 13.1 mi

Top 42%
×2story building
+19ft-37ft

Overall

11190

Males

8722

M45-49

8722

Half→25K

13.1 - 15.5 mi

Top 44%
×4story building
+66ft-88ft

Overall

11728

Males

8802

M45-49

8802

25K→30K

15.5 - 18.6 mi

Top 48%
×9story building
+181ft-148ft

Overall

12679

Males

9091

M45-49

9091

30K→20M

18.6 - 20.0 mi

Top 50%
×5story building
+64ft-50ft

Overall

13225

Males

9226

M45-49

9226

20M→21M

20.0 - 21.0 mi

Top 51%
×8story building
+106ft-24ft

Overall

13477

Males

9255

M45-49

9255

21M→35K

21.0 - 21.8 mi

Top 48%
×7story building
+17ft-86ft

Overall

12687

Males

8851

M45-49

8851

35K→23M

21.8 - 23.0 mi

Top 54%
×5story building
+23ft-63ft

Overall

14391

Males

9523

M45-49

9523

23M→24M

23.0 - 24.0 mi

Top 53%
×6story building
+12ft-82ft

Overall

14240

Males

9406

M45-49

9406

24M→40K

24.0 - 24.9 mi

Top 56%
×1story
+6ft-20ft

Overall

15008

Males

9681

M45-49

9681

40K→25.2M

24.9 - 25.2 mi

Top 55%
×1story
+13ft-16ft

Overall

14746

Males

9550

M45-49

9550

25.2M→Finish

25.2 - 26.2 mi

Top 57%
×2story building
+22ft-21ft

Overall

15089

Males

9763

M45-49

9763

Passing Analysis

Category:
Athletes Passed
827
Passed By
3128
Net Change
-2301
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#10054
5K → 10K147546-399#10054#10453
10K → 15K65496-431#10453#10884
15K → 20K90317-227#10884#11111
20K → Half2030-10#11111#11121
Half → 25K107162-55#11121#11176
25K → 30K96361-265#11176#11441
30K → 20M55187-132#11441#11573
20M → 21M51175-124#11573#11697
21M → 35K3184-53#11697#11750
35K → 23M49208-159#11750#11909
23M → 24M38159-121#11909#12030
24M → 40K29153-124#12030#12154
40K → 25.2M1366-53#12154#12207
25.2M → Finish36184-148#12207#12355
TOTALS8273128-2301
📊

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