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BOSTON MARATHON 2023

Ross Macandrew

Bib: 318•M

RI

0:00
0:00
/ mi
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Overall
#0 / 26622
Top 0.4%
Gender (Male)
#0 / 15176
Top 0.6%
Division (M18-39)
#0 / 5285
Top 2%
Race Day Weather
49°/39°F
light intensity drizzle

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
16:19
Rank: #55
Start → 5K
16:19 | 5:15/mi
10K· 6.21 mi
32:31
Rank: #49 (+6)
5K → 10K
16:12 | 5:13/mi
15K· 9.32 mi
49:17
Rank: #48 (+1)
10K → 15K
16:46 | 5:24/mi
20K· 12.43 mi
1:06:22
Rank: #47 (+1)
15K → 20K
17:05 | 5:30/mi
Half· 13.11 mi
1:10:01
Rank: #47
20K → Half
3:39 | 5:21/mi
25K· 15.53 mi
1:23:36
Rank: #55 (-8)
Half → 25K
13:35 | 5:36/mi
30K· 18.64 mi
1:41:32
Rank: #65 (-10)
25K → 30K
17:56 | 5:46/mi
20M
1:49:26
Rank: #76 (-11)
30K → 20M
7:54 | 5:49/mi
21M
1:55:44
Rank: #81 (-5)
20M → 21M
6:18 | 6:18/mi
35K· 21.75 mi
2:00:04
Rank: #84 (-3)
21M → 35K
4:20 | 5:48/mi
23M
2:07:41
Rank: #90 (-6)
35K → 23M
7:37 | 6:05/mi
24M
2:13:42
Rank: #96 (-6)
23M → 24M
6:01 | 6:01/mi
40K· 24.85 mi
2:19:07
Rank: #99 (-3)
24M → 40K
5:25 | 6:20/mi
25.2M
2:21:28
Rank: #100 (-1)
40K → 25.2M
2:21 | 6:49/mi
Finish· 26.22 mi
2:27:59
Rank: #108 (-8)
25.2M → Finish
6:31 | 6:24/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:10:01
Pace5:20 /mi
2nd Half
Distance13.11 mi
Time1:17:58
Pace5:57 /mi
📊Positive Split: 11.4% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:16:2216:195:1516:19
5:15
-
10K
6.21 mi10:32:3432:315:1416:12
5:13
-0:02
15K
9.32 mi10:49:2049:175:1716:46
5:24
+0:11
20K
12.43 mi11:06:251:06:225:2017:05
5:30
+0:06
Half
13.11 mi11:10:041:10:015:203:39
5:21
-0:09
25K
15.53 mi11:23:391:23:365:2313:35
5:36
+0:15
30K
18.64 mi11:41:351:41:325:2717:56
5:46
+0:10
20M
20.00 mi11:49:291:49:265:287:54
5:49
+0:03
21M
21.00 mi11:55:471:55:445:316:18
6:18
+0:29
35K
21.75 mi12:00:072:00:045:314:20
5:48
-0:30
23M
23.00 mi12:07:442:07:415:337:37
6:05
+0:17
24M
24.00 mi12:13:452:13:425:346:01
6:01
-0:04
40K
24.85 mi12:19:102:19:075:365:25
6:20
+0:19
25.2M
25.20 mi12:21:312:21:285:372:21
6:49
+0:29
Finish
26.22 mi12:28:022:27:595:396:31
6:24
-0:25

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

5:13 /mi

Average Pace

5:39 /mi

Slowest Pace

6:49 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

1:10:01

47% of race

Time at Steady Pace

49:46

34% of race

Time at Slower Pace

28:12

19% of race

Average Pace: 5:39 /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 mi10:16:2216:195:1516:19
5:15
#55
10K
6.21 mi10:32:3432:315:1416:12
5:13
#49
15K
9.32 mi10:49:2049:175:1716:46
5:24
#48
20K
12.43 mi11:06:251:06:225:2017:05
5:30
#47
Half
13.11 mi11:10:041:10:015:203:39
5:21
#47
25K
15.53 mi11:23:391:23:365:2313:35
5:36
#55
30K
18.64 mi11:41:351:41:325:2717:56
5:46
#65
20M
20.00 mi11:49:291:49:265:287:54
5:49
#76
21M
21.00 mi11:55:471:55:445:316:18
6:18
#81
35K
21.75 mi12:00:072:00:045:314:20
5:48
#84
23M
23.00 mi12:07:442:07:415:337:37
6:05
#90
24M
24.00 mi12:13:452:13:425:346:01
6:01
#96
40K
24.85 mi12:19:102:19:075:365:25
6:20
#99
25.2M
25.20 mi12:21:312:21:285:372:21
6:49
#100
Finish
26.22 mi12:28:022:27:595:396:31
6:24
#108
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM18-39Seg. OverallSeg. MalesSeg. M18-39
5K3.11 mi3.11 mi55555590(Top 0.3%)71(Top 0.5%)71(Top 1%)
10K6.21 mi3.10 mi49+649+649+639(Top 0.1%)39(Top 0.3%)39(Top 0.7%)
15K9.32 mi3.11 mi48+148+148+190(Top 0.3%)71(Top 0.5%)71(Top 1%)
20K12.43 mi3.11 mi47+147+147+192(Top 0.3%)75(Top 0.5%)75(Top 1%)
Half13.11 mi0.68 mi47474768(Top 0.3%)68(Top 0.4%)68(Top 1%)
25K15.53 mi2.42 mi55-855-855-8117(Top 0.4%)98(Top 0.6%)98(Top 2%)
30K18.64 mi3.11 mi65-1065-1065-10144(Top 0.5%)124(Top 0.8%)124(Top 2%)
20M20.00 mi1.36 mi76-116565161(Top 0.6%)139(Top 0.9%)139(Top 3%)
21M21.00 mi1.00 mi81-570-570-5340(Top 1%)313(Top 2%)313(Top 6%)
35K21.75 mi0.75 mi84-37070338(Top 1%)309(Top 2%)309(Top 6%)
23M23.00 mi1.25 mi90-674-474-4413(Top 2%)385(Top 3%)385(Top 7%)
24M24.00 mi1.00 mi96-679-579-5564(Top 2%)534(Top 4%)534(Top 10%)
40K24.85 mi0.85 mi99-382-382-3967(Top 4%)914(Top 6%)914(Top 17%)
25.2M25.20 mi0.35 mi100-183-183-11129(Top 4%)1068(Top 7%)1068(Top 20%)
Finish26.22 mi1.02 mi108-890-790-71968(Top 7%)1833(Top 12%)1833(Top 35%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 0.3%
×21stories
+97ft-345ft

Overall

90

Males

71

M18-39

71

5K→10K

3.1 - 6.2 mi

Top 0.1%
×5stories
+79ft-138ft

Overall

39

Males

39

M18-39

39

10K→15K

6.2 - 9.3 mi

Top 0.3%
×3stories
+67ft-78ft

Overall

90

Males

71

M18-39

71

15K→20K

9.3 - 12.4 mi

Top 0.3%
×5stories
+106ft-86ft

Overall

92

Males

75

M18-39

75

20K→Half

12.4 - 13.1 mi

Top 0.3%
×2stories
+19ft-37ft

Overall

68

Males

68

M18-39

68

Half→25K

13.1 - 15.5 mi

Top 0.4%
×4stories
+66ft-88ft

Overall

117

Males

98

M18-39

98

25K→30K

15.5 - 18.6 mi

Top 0.5%
×9stories
+181ft-148ft

Overall

144

Males

124

M18-39

124

30K→20M

18.6 - 20.0 mi

Top 0.6%
×5stories
+64ft-50ft

Overall

161

Males

139

M18-39

139

20M→21M

20.0 - 21.0 mi

Top 1%
×8stories
+106ft-24ft

Overall

340

Males

313

M18-39

313

21M→35K

21.0 - 21.8 mi

Top 1%
×7stories
+17ft-86ft

Overall

338

Males

309

M18-39

309

35K→23M

21.8 - 23.0 mi

Top 2%
×5stories
+23ft-63ft

Overall

413

Males

385

M18-39

385

23M→24M

23.0 - 24.0 mi

Top 2%
×6stories
+12ft-82ft

Overall

564

Males

534

M18-39

534

24M→40K

24.0 - 24.9 mi

Top 4%
×1story
+6ft-20ft

Overall

967

Males

914

M18-39

914

40K→25.2M

24.9 - 25.2 mi

Top 4%
×1story
+13ft-16ft

Overall

1129

Males

1068

M18-39

1068

25.2M→Finish

25.2 - 26.2 mi

Top 7%
×2stories
+22ft-21ft

Overall

1968

Males

1833

M18-39

1833

Passing Analysis

Category:
Athletes Passed
14
Passed By
67
Net Change
-53
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#55
5K → 10K60+6#55#49
10K → 15K21+1#49#48
15K → 20K10+1#48#47
20K → Half000#47#47
Half → 25K08-8#47#55
25K → 30K010-10#55#65
30K → 20M112-11#65#76
20M → 21M16-5#76#81
21M → 35K03-3#81#84
35K → 23M28-6#84#90
23M → 24M06-6#90#96
24M → 40K14-3#96#99
40K → 25.2M01-1#99#100
25.2M → Finish08-8#100#108
TOTALS1467-53
📊

Passing Visuals

Category:
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🔥Passing Intensity

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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