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BOSTON MARATHON 2023

Scott Melchior

Bib: 7155•M

VA

0:00
0:00
/ mi
Masters
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Overall
#0 / 26622
Top 24%
Gender (Male)
#0 / 15176
Top 38%
Masters (Masters Men)
#0 / 9891
Top 24%
Division (M40-44)
#0 / 2241
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
7:08/mi
22:10
↑ 97↓ 3451.5%
10K· 6.21 mi
7:15/mi
44:41
↑ 79↓ 1380.4%
15K· 9.32 mi
7:12/mi
1:07:04
↑ 67↓ 78
20K· 12.43 mi
7:18/mi
1:29:44
↑ 106↓ 860.1%
Half· 13.11 mi
7:05/mi
1:34:34
↑ 19↓ 370.5%
25K· 15.53 mi
7:19/mi
1:52:19
↑ 66↓ 880.2%
30K· 18.64 mi
7:23/mi
2:15:15
↑ 181↓ 1480.2%
20M
7:20/mi
2:25:13
↑ 64↓ 500.2%
21M
7:40/mi
2:32:53
↑ 106↓ 241.6%
35K· 21.75 mi
7:10/mi
2:38:15
↑ 17↓ 861.7%
23M
7:19/mi
2:47:25
↑ 23↓ 630.6%
24M
7:07/mi
2:54:32
↓ 821.3%
40K· 24.85 mi
7:13/mi
3:00:42
↓ 200.3%
25.2M
7:27/mi
3:03:16
↑ 13↓ 160.2%
Finish· 26.22 mi
6:45/mi
3:10:09
↑ 22↓ 21

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:34:34
Pace7:13 /mi
2nd Half
Distance13.11 mi
Time1:35:35
Pace7:17 /mi
📊Positive Split: 1.1% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:26:4222:107:0822:10
7:08
-
10K
6.21 mi10:49:1344:417:1122:31
7:15
+0:07
15K
9.32 mi11:11:361:07:047:1222:23
7:12
-0:03
20K
12.43 mi11:34:161:29:447:1322:40
7:18
+0:06
Half
13.11 mi11:39:061:34:347:134:50
7:05
-0:13
25K
15.53 mi11:56:511:52:197:1417:45
7:19
+0:14
30K
18.64 mi12:19:472:15:157:1522:56
7:23
+0:04
20M
20.00 mi12:29:452:25:137:169:58
7:20
-0:03
21M
21.00 mi12:37:252:32:537:177:40
7:40
+0:20
35K
21.75 mi12:42:472:38:157:175:22
7:10
-0:30
23M
23.00 mi12:51:572:47:257:179:10
7:19
+0:09
24M
24.00 mi12:59:042:54:327:167:07
7:07
-0:12
40K
24.85 mi13:05:143:00:427:166:10
7:13
+0:06
25.2M
25.20 mi13:07:483:03:167:162:34
7:27
+0:14
Finish
26.22 mi13:14:413:10:097:156:53
6:45
-0:42

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

6:45 /mi

Average Pace

7:15 /mi

Slowest Pace

7:40 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:59:55

95% of race

Time at Steady Pace

10:14

5% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 7:15 /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 mi10:26:4222:107:0822:10
7:08
#7088
10K
6.21 mi10:49:1344:417:1122:31
7:15
#7694
15K
9.32 mi11:11:361:07:047:1222:23
7:12
#7716
20K
12.43 mi11:34:161:29:447:1322:40
7:18
#7692
Half
13.11 mi11:39:061:34:347:134:50
7:05
#7639
25K
15.53 mi11:56:511:52:197:1417:45
7:19
#7581
30K
18.64 mi12:19:472:15:157:1522:56
7:23
#7331
20M
20.00 mi12:29:452:25:137:169:58
7:20
#7187
21M
21.00 mi12:37:252:32:537:177:40
7:40
#7042
35K
21.75 mi12:42:472:38:157:175:22
7:10
#6996
23M
23.00 mi12:51:572:47:257:179:10
7:19
#6861
24M
24.00 mi12:59:042:54:327:167:07
7:07
#6769
40K
24.85 mi13:05:143:00:427:166:10
7:13
#6658
25.2M
25.20 mi13:07:483:03:167:162:34
7:27
#6586
Finish
26.22 mi13:14:413:10:097:156:53
6:45
#6452
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM40-44Seg. OverallSeg. MalesSeg. M40-44
5K3.11 mi3.11 mi7088633763377812(Top 29%)6789(Top 45%)6789(Top 303%)
10K6.21 mi3.10 mi7694-6066767-4306767-4308444(Top 32%)7219(Top 48%)7219(Top 322%)
15K9.32 mi3.11 mi7716-226770-36770-37812(Top 29%)6789(Top 45%)6789(Top 303%)
20K12.43 mi3.11 mi7692+246737+336737+337730(Top 29%)6705(Top 44%)6705(Top 299%)
Half13.11 mi0.68 mi7639+536697+406697+407018(Top 26%)6235(Top 41%)6235(Top 278%)
25K15.53 mi2.42 mi7581+586650+476650+477403(Top 28%)6415(Top 42%)6415(Top 286%)
30K18.64 mi3.11 mi7331+2506449+2016449+2016497(Top 24%)5730(Top 38%)5730(Top 256%)
20M20.00 mi1.36 mi7187+1446334+1156334+1155833(Top 22%)5171(Top 34%)5171(Top 231%)
21M21.00 mi1.00 mi7042+1456223+1116223+1115452(Top 20%)4805(Top 32%)4805(Top 214%)
35K21.75 mi0.75 mi6996+466181+426181+426337(Top 24%)5465(Top 36%)5465(Top 244%)
23M23.00 mi1.25 mi6861+1356061+1206061+1205428(Top 20%)4781(Top 32%)4781(Top 213%)
24M24.00 mi1.00 mi6769+925977+845977+845289(Top 20%)4634(Top 31%)4634(Top 207%)
40K24.85 mi0.85 mi6658+1115878+995878+994958(Top 19%)4325(Top 28%)4325(Top 193%)
25.2M25.20 mi0.35 mi6586+725818+605818+603683(Top 14%)3311(Top 22%)3311(Top 148%)
Finish26.22 mi1.02 mi6452+1345716+1025716+1023829(Top 14%)3401(Top 22%)3401(Top 152%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 29%
×21story building
+97ft-345ft

Overall

7812

Males

6789

M40-44

6789

5K→10K

3.1 - 6.2 mi

Top 32%
×5story building
+79ft-138ft

Overall

8444

Males

7219

M40-44

7219

10K→15K

6.2 - 9.3 mi

Top 29%
×3story building
+67ft-78ft

Overall

7812

Males

6789

M40-44

6789

15K→20K

9.3 - 12.4 mi

Top 29%
×5story building
+106ft-86ft

Overall

7730

Males

6705

M40-44

6705

20K→Half

12.4 - 13.1 mi

Top 26%
×2story building
+19ft-37ft

Overall

7018

Males

6235

M40-44

6235

Half→25K

13.1 - 15.5 mi

Top 28%
×4story building
+66ft-88ft

Overall

7403

Males

6415

M40-44

6415

25K→30K

15.5 - 18.6 mi

Top 24%
×9story building
+181ft-148ft

Overall

6497

Males

5730

M40-44

5730

30K→20M

18.6 - 20.0 mi

Top 22%
×5story building
+64ft-50ft

Overall

5833

Males

5171

M40-44

5171

20M→21M

20.0 - 21.0 mi

Top 20%
×8story building
+106ft-24ft

Overall

5452

Males

4805

M40-44

4805

21M→35K

21.0 - 21.8 mi

Top 24%
×7story building
+17ft-86ft

Overall

6337

Males

5465

M40-44

5465

35K→23M

21.8 - 23.0 mi

Top 20%
×5story building
+23ft-63ft

Overall

5428

Males

4781

M40-44

4781

23M→24M

23.0 - 24.0 mi

Top 20%
×6story building
+12ft-82ft

Overall

5289

Males

4634

M40-44

4634

24M→40K

24.0 - 24.9 mi

Top 19%
×1story
+6ft-20ft

Overall

4958

Males

4325

M40-44

4325

40K→25.2M

24.9 - 25.2 mi

Top 14%
×1story
+13ft-16ft

Overall

3683

Males

3311

M40-44

3311

25.2M→Finish

25.2 - 26.2 mi

Top 14%
×2story building
+22ft-21ft

Overall

3829

Males

3401

M40-44

3401

Passing Analysis

Category:
Athletes Passed
1704
Passed By
1068
Net Change
+636
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#7088
5K → 10K51657-606#7088#7694
10K → 15K127149-22#7694#7716
15K → 20K124100+24#7716#7692
20K → Half596+53#7692#7639
Half → 25K11254+58#7639#7581
25K → 30K27727+250#7581#7331
30K → 20M1484+144#7331#7187
20M → 21M15712+145#7187#7042
21M → 35K6216+46#7042#6996
35K → 23M14712+135#6996#6861
23M → 24M11119+92#6861#6769
24M → 40K1198+111#6769#6658
40K → 25.2M742+72#6658#6586
25.2M → Finish1362+134#6586#6452
TOTALS17041068+636
📊

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