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BOSTON MARATHON 2023

Marc Fitzachary

Bib: 2720•M

0:00
0:00
/ mi
Masters
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Overall
#0 / 26622
Top 6%
Gender (Male)
#0 / 15176
Top 10%
Masters (Masters Men)
#0 / 9891
Top 3%
Division (M40-44)
#0 / 2241
Top 8%
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
6:22/mi
19:46
↑ 97↓ 3451.5%
10K· 6.21 mi
6:14/mi
39:07
↑ 79↓ 1380.4%
15K· 9.32 mi
6:12/mi
58:23
↑ 67↓ 78
20K· 12.43 mi
6:18/mi
1:17:57
↑ 106↓ 860.1%
Half· 13.11 mi
6:20/mi
1:22:16
↑ 19↓ 370.5%
25K· 15.53 mi
6:22/mi
1:37:42
↑ 66↓ 880.2%
30K· 18.64 mi
6:30/mi
1:57:55
↑ 181↓ 1480.2%
20M
6:35/mi
2:06:52
↑ 64↓ 500.2%
21M
7:02/mi
2:13:54
↑ 106↓ 241.6%
35K· 21.75 mi
6:26/mi
2:18:43
↑ 17↓ 861.7%
23M
6:40/mi
2:27:04
↑ 23↓ 630.6%
24M
6:33/mi
2:33:37
↓ 821.3%
40K· 24.85 mi
6:48/mi
2:39:26
↓ 200.3%
25.2M
7:12/mi
2:41:55
↑ 13↓ 160.2%
Finish· 26.22 mi
6:44/mi
2:48:47
↑ 22↓ 21

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:22:16
Pace6:17 /mi
2nd Half
Distance13.11 mi
Time1:26:31
Pace6:36 /mi
📊Positive Split: 5.2% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:20:3319:466:2219:46
6:22
-
10K
6.21 mi10:39:5439:076:1819:21
6:14
-0:08
15K
9.32 mi10:59:1058:236:1619:16
6:12
-0:02
20K
12.43 mi11:18:441:17:576:1619:34
6:18
+0:06
Half
13.11 mi11:23:031:22:166:174:19
6:20
+0:02
25K
15.53 mi11:38:291:37:426:1715:26
6:22
+0:02
30K
18.64 mi11:58:421:57:556:2020:13
6:30
+0:08
20M
20.00 mi12:07:392:06:526:218:57
6:35
+0:05
21M
21.00 mi12:14:412:13:546:237:02
7:02
+0:27
35K
21.75 mi12:19:302:18:436:234:49
6:26
-0:36
23M
23.00 mi12:27:512:27:046:248:21
6:40
+0:14
24M
24.00 mi12:34:242:33:376:246:33
6:33
-0:07
40K
24.85 mi12:40:132:39:266:255:49
6:48
+0:15
25.2M
25.20 mi12:42:422:41:556:262:29
7:12
+0:24
Finish
26.22 mi12:49:342:48:476:276:52
6:44
-0:28

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

6:12 /mi

Average Pace

6:27 /mi

Slowest Pace

7:12 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:39:16

94% of race

Time at Steady Pace

9:31

6% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 6:26 /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 mi10:20:3319:466:2219:46
6:22
#1660
10K
6.21 mi10:39:5439:076:1819:21
6:14
#1550
15K
9.32 mi10:59:1058:236:1619:16
6:12
#1432
20K
12.43 mi11:18:441:17:576:1619:34
6:18
#1394
Half
13.11 mi11:23:031:22:166:174:19
6:20
#1414
25K
15.53 mi11:38:291:37:426:1715:26
6:22
#1428
30K
18.64 mi11:58:421:57:556:2020:13
6:30
#1445
20M
20.00 mi12:07:392:06:526:218:57
6:35
#1459
21M
21.00 mi12:14:412:13:546:237:02
7:02
#1479
35K
21.75 mi12:19:302:18:436:234:49
6:26
#1494
23M
23.00 mi12:27:512:27:046:248:21
6:40
#1500
24M
24.00 mi12:34:242:33:376:246:33
6:33
#1510
40K
24.85 mi12:40:132:39:266:255:49
6:48
#1536
25.2M
25.20 mi12:42:422:41:556:262:29
7:12
#1545
Finish
26.22 mi12:49:342:48:476:276:52
6:44
#1580
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM40-44Seg. OverallSeg. MalesSeg. M40-44
5K3.11 mi3.11 mi1660158115811251(Top 5%)1192(Top 8%)1192(Top 53%)
10K6.21 mi3.10 mi1550+1101478+1031478+1031461(Top 5%)1395(Top 9%)1395(Top 62%)
15K9.32 mi3.11 mi1432+1181367+1111367+1111251(Top 5%)1192(Top 8%)1192(Top 53%)
20K12.43 mi3.11 mi1394+381328+391328+391372(Top 5%)1311(Top 9%)1311(Top 59%)
Half13.11 mi0.68 mi1414-201348-201348-201861(Top 7%)1786(Top 12%)1786(Top 80%)
25K15.53 mi2.42 mi1428-141365-171365-171583(Top 6%)1517(Top 10%)1517(Top 68%)
30K18.64 mi3.11 mi1445-171381-161381-161583(Top 6%)1515(Top 10%)1515(Top 68%)
20M20.00 mi1.36 mi1459-141394-131394-131787(Top 7%)1703(Top 11%)1703(Top 76%)
21M21.00 mi1.00 mi1479-201414-201414-202267(Top 9%)2140(Top 14%)2140(Top 95%)
35K21.75 mi0.75 mi1494-151428-141428-142091(Top 8%)1984(Top 13%)1984(Top 89%)
23M23.00 mi1.25 mi1500-61432-41432-42029(Top 8%)1919(Top 13%)1919(Top 86%)
24M24.00 mi1.00 mi1510-101441-91441-92286(Top 9%)2137(Top 14%)2137(Top 95%)
40K24.85 mi0.85 mi1536-261466-251466-252801(Top 11%)2575(Top 17%)2575(Top 115%)
25.2M25.20 mi0.35 mi1545-91476-101476-102459(Top 9%)2272(Top 15%)2272(Top 101%)
Finish26.22 mi1.02 mi1580-351511-351511-353691(Top 14%)3283(Top 22%)3283(Top 146%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 5%
×21story building
+97ft-345ft

Overall

1251

Males

1192

M40-44

1192

5K→10K

3.1 - 6.2 mi

Top 5%
×5story building
+79ft-138ft

Overall

1461

Males

1395

M40-44

1395

10K→15K

6.2 - 9.3 mi

Top 5%
×3story building
+67ft-78ft

Overall

1251

Males

1192

M40-44

1192

15K→20K

9.3 - 12.4 mi

Top 5%
×5story building
+106ft-86ft

Overall

1372

Males

1311

M40-44

1311

20K→Half

12.4 - 13.1 mi

Top 7%
×2story building
+19ft-37ft

Overall

1861

Males

1786

M40-44

1786

Half→25K

13.1 - 15.5 mi

Top 6%
×4story building
+66ft-88ft

Overall

1583

Males

1517

M40-44

1517

25K→30K

15.5 - 18.6 mi

Top 6%
×9story building
+181ft-148ft

Overall

1583

Males

1515

M40-44

1515

30K→20M

18.6 - 20.0 mi

Top 7%
×5story building
+64ft-50ft

Overall

1787

Males

1703

M40-44

1703

20M→21M

20.0 - 21.0 mi

Top 9%
×8story building
+106ft-24ft

Overall

2267

Males

2140

M40-44

2140

21M→35K

21.0 - 21.8 mi

Top 8%
×7story building
+17ft-86ft

Overall

2091

Males

1984

M40-44

1984

35K→23M

21.8 - 23.0 mi

Top 8%
×5story building
+23ft-63ft

Overall

2029

Males

1919

M40-44

1919

23M→24M

23.0 - 24.0 mi

Top 9%
×6story building
+12ft-82ft

Overall

2286

Males

2137

M40-44

2137

24M→40K

24.0 - 24.9 mi

Top 11%
×1story
+6ft-20ft

Overall

2801

Males

2575

M40-44

2575

40K→25.2M

24.9 - 25.2 mi

Top 9%
×1story
+13ft-16ft

Overall

2459

Males

2272

M40-44

2272

25.2M→Finish

25.2 - 26.2 mi

Top 14%
×2story building
+22ft-21ft

Overall

3691

Males

3283

M40-44

3283

Passing Analysis

Category:
Athletes Passed
533
Passed By
453
Net Change
+80
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#1660
5K → 10K14939+110#1660#1550
10K → 15K13012+118#1550#1432
15K → 20K6123+38#1432#1394
20K → Half323-20#1394#1414
Half → 25K3044-14#1414#1428
25K → 30K4360-17#1428#1445
30K → 20M1630-14#1445#1459
20M → 21M1939-20#1459#1479
21M → 35K419-15#1479#1494
35K → 23M2026-6#1494#1500
23M → 24M2030-10#1500#1510
24M → 40K2046-26#1510#1536
40K → 25.2M716-9#1536#1545
25.2M → Finish1146-35#1545#1580
TOTALS533453+80
📊

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