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BOSTON MARATHON 2023

Christopher Mellish

Bib: 2851•M

0:00
0:00
/ mi
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Overall
#0 / 26622
Top 5%
Gender (Male)
#0 / 15176
Top 8%
Division (M18-39)
#0 / 5285
Top 18%
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
6:12/mi
19:15
↑ 97↓ 3451.5%
10K· 6.21 mi
5:56/mi
37:40
↑ 79↓ 1380.4%
15K· 9.32 mi
6:01/mi
56:21
↑ 67↓ 78
20K· 12.43 mi
6:12/mi
1:15:38
↑ 106↓ 860.1%
Half· 13.11 mi
6:08/mi
1:19:49
↑ 19↓ 370.5%
25K· 15.53 mi
6:14/mi
1:34:56
↑ 66↓ 880.2%
30K· 18.64 mi
6:31/mi
1:55:11
↑ 181↓ 1480.2%
20M
6:39/mi
2:04:13
↑ 64↓ 500.2%
21M
7:01/mi
2:11:14
↑ 106↓ 241.6%
35K· 21.75 mi
6:30/mi
2:16:06
↑ 17↓ 861.7%
23M
6:46/mi
2:24:34
↑ 23↓ 630.6%
24M
6:38/mi
2:31:12
↓ 821.3%
40K· 24.85 mi
6:48/mi
2:37:01
↓ 200.3%
25.2M
7:09/mi
2:39:29
↑ 13↓ 160.2%
Finish· 26.22 mi
6:34/mi
2:46:11
↑ 22↓ 21

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:19:49
Pace6:05 /mi
2nd Half
Distance13.11 mi
Time1:26:22
Pace6:35 /mi
📊Positive Split: 8.2% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:20:0119:156:1219:15
6:12
-
10K
6.21 mi10:38:2637:406:0418:25
5:56
-0:16
15K
9.32 mi10:57:0756:216:0318:41
6:01
+0:05
20K
12.43 mi11:16:241:15:386:0519:17
6:12
+0:11
Half
13.11 mi11:20:351:19:496:054:11
6:08
-0:04
25K
15.53 mi11:35:421:34:566:0715:07
6:14
+0:06
30K
18.64 mi11:55:571:55:116:1120:15
6:31
+0:17
20M
20.00 mi12:04:592:04:136:139:02
6:39
+0:08
21M
21.00 mi12:12:002:11:146:157:01
7:01
+0:22
35K
21.75 mi12:16:522:16:066:154:52
6:30
-0:31
23M
23.00 mi12:25:202:24:346:178:28
6:46
+0:16
24M
24.00 mi12:31:582:31:126:186:38
6:38
-0:08
40K
24.85 mi12:37:472:37:016:195:49
6:48
+0:10
25.2M
25.20 mi12:40:152:39:296:202:28
7:09
+0:21
Finish
26.22 mi12:46:572:46:116:216:42
6:34
-0:35

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

5:56 /mi

Average Pace

6:21 /mi

Slowest Pace

7:09 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

1:34:56

57% of race

Time at Steady Pace

47:29

29% of race

Time at Slower Pace

23:46

14% of race

Average Pace: 6:20 /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 mi10:20:0119:156:1219:15
6:12
#1123
10K
6.21 mi10:38:2637:406:0418:25
5:56
#874
15K
9.32 mi10:57:0756:216:0318:41
6:01
#824
20K
12.43 mi11:16:241:15:386:0519:17
6:12
#868
Half
13.11 mi11:20:351:19:496:054:11
6:08
#879
25K
15.53 mi11:35:421:34:566:0715:07
6:14
#902
30K
18.64 mi11:55:571:55:116:1120:15
6:31
#963
20M
20.00 mi12:04:592:04:136:139:02
6:39
#1008
21M
21.00 mi12:12:002:11:146:157:01
7:01
#1039
35K
21.75 mi12:16:522:16:066:154:52
6:30
#1058
23M
23.00 mi12:25:202:24:346:178:28
6:46
#1104
24M
24.00 mi12:31:582:31:126:186:38
6:38
#1143
40K
24.85 mi12:37:472:37:016:195:49
6:48
#1173
25.2M
25.20 mi12:40:152:39:296:202:28
7:09
#1185
Finish
26.22 mi12:46:572:46:116:216:42
6:34
#1225
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM18-39Seg. OverallSeg. MalesSeg. M18-39
5K3.11 mi3.11 mi112310611061747(Top 3%)703(Top 5%)703(Top 13%)
10K6.21 mi3.10 mi874+249824+237824+237638(Top 2%)595(Top 4%)595(Top 11%)
15K9.32 mi3.11 mi824+50777+47777+47747(Top 3%)703(Top 5%)703(Top 13%)
20K12.43 mi3.11 mi868-44821-44821-441063(Top 4%)1012(Top 7%)1012(Top 19%)
Half13.11 mi0.68 mi879-11831-10831-101120(Top 4%)1069(Top 7%)1069(Top 20%)
25K15.53 mi2.42 mi902-23854-23854-231096(Top 4%)1044(Top 7%)1044(Top 20%)
30K18.64 mi3.11 mi963-61914-60914-601622(Top 6%)1550(Top 10%)1550(Top 29%)
20M20.00 mi1.36 mi1008-45958-44958-442037(Top 8%)1941(Top 13%)1941(Top 37%)
21M21.00 mi1.00 mi1039-31988-30988-302179(Top 8%)2057(Top 14%)2057(Top 39%)
35K21.75 mi0.75 mi1058-191007-191007-192387(Top 9%)2259(Top 15%)2259(Top 43%)
23M23.00 mi1.25 mi1104-461052-451052-452417(Top 9%)2269(Top 15%)2269(Top 43%)
24M24.00 mi1.00 mi1143-391091-391091-392700(Top 10%)2509(Top 17%)2509(Top 47%)
40K24.85 mi0.85 mi1173-301119-281119-282794(Top 10%)2568(Top 17%)2568(Top 49%)
25.2M25.20 mi0.35 mi1185-121130-111130-112236(Top 8%)2069(Top 14%)2069(Top 39%)
Finish26.22 mi1.02 mi1225-401168-381168-382821(Top 11%)2558(Top 17%)2558(Top 48%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 3%
×21story building
+97ft-345ft

Overall

747

Males

703

M18-39

703

5K→10K

3.1 - 6.2 mi

Top 2%
×5story building
+79ft-138ft

Overall

638

Males

595

M18-39

595

10K→15K

6.2 - 9.3 mi

Top 3%
×3story building
+67ft-78ft

Overall

747

Males

703

M18-39

703

15K→20K

9.3 - 12.4 mi

Top 4%
×5story building
+106ft-86ft

Overall

1063

Males

1012

M18-39

1012

20K→Half

12.4 - 13.1 mi

Top 4%
×2story building
+19ft-37ft

Overall

1120

Males

1069

M18-39

1069

Half→25K

13.1 - 15.5 mi

Top 4%
×4story building
+66ft-88ft

Overall

1096

Males

1044

M18-39

1044

25K→30K

15.5 - 18.6 mi

Top 6%
×9story building
+181ft-148ft

Overall

1622

Males

1550

M18-39

1550

30K→20M

18.6 - 20.0 mi

Top 8%
×5story building
+64ft-50ft

Overall

2037

Males

1941

M18-39

1941

20M→21M

20.0 - 21.0 mi

Top 8%
×8story building
+106ft-24ft

Overall

2179

Males

2057

M18-39

2057

21M→35K

21.0 - 21.8 mi

Top 9%
×7story building
+17ft-86ft

Overall

2387

Males

2259

M18-39

2259

35K→23M

21.8 - 23.0 mi

Top 9%
×5story building
+23ft-63ft

Overall

2417

Males

2269

M18-39

2269

23M→24M

23.0 - 24.0 mi

Top 10%
×6story building
+12ft-82ft

Overall

2700

Males

2509

M18-39

2509

24M→40K

24.0 - 24.9 mi

Top 10%
×1story
+6ft-20ft

Overall

2794

Males

2568

M18-39

2568

40K→25.2M

24.9 - 25.2 mi

Top 8%
×1story
+13ft-16ft

Overall

2236

Males

2069

M18-39

2069

25.2M→Finish

25.2 - 26.2 mi

Top 11%
×2story building
+22ft-21ft

Overall

2821

Males

2558

M18-39

2558

Passing Analysis

Category:
Athletes Passed
409
Passed By
511
Net Change
-102
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#1123
5K → 10K2512+249#1123#874
10K → 15K577+50#874#824
15K → 20K1256-44#824#868
20K → Half314-11#868#879
Half → 25K1942-23#879#902
25K → 30K1677-61#902#963
30K → 20M550-45#963#1008
20M → 21M1344-31#1008#1039
21M → 35K827-19#1039#1058
35K → 23M551-46#1058#1104
23M → 24M443-39#1104#1143
24M → 40K838-30#1143#1173
40K → 25.2M214-12#1173#1185
25.2M → Finish646-40#1185#1225
TOTALS409511-102
📊

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