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BOSTON MARATHON 2023

Phillip Loeffler

Bib: 6210•M

CA

0:00
0:00
/ mi
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Overall
#0 / 26622
Top 10%
Gender (Male)
#0 / 15176
Top 16%
Division (M18-39)
#0 / 5285
Top 35%
Race Day Weather
49°/39°F
light intensity drizzle

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
20:54
Rank: #3893
Start → 5K
20:54 | 6:44/mi
10K· 6.21 mi
41:22
Rank: #3580 (+313)
5K → 10K
20:28 | 6:35/mi
15K· 9.32 mi
1:01:45
Rank: #3383 (+197)
10K → 15K
20:23 | 6:34/mi
20K· 12.43 mi
1:22:16
Rank: #3213 (+170)
15K → 20K
20:31 | 6:36/mi
Half· 13.11 mi
1:26:44
Rank: #3197 (+16)
20K → Half
4:28 | 6:33/mi
25K· 15.53 mi
1:42:42
Rank: #3071 (+126)
Half → 25K
15:58 | 6:35/mi
30K· 18.64 mi
2:03:33
Rank: #2896 (+175)
25K → 30K
20:51 | 6:43/mi
20M
2:12:35
Rank: #2804 (+92)
30K → 20M
9:02 | 6:39/mi
21M
2:19:46
Rank: #2778 (+26)
20M → 21M
7:11 | 7:11/mi
35K· 21.75 mi
2:24:36
Rank: #2739 (+39)
21M → 35K
4:50 | 6:28/mi
23M
2:33:03
Rank: #2681 (+58)
35K → 23M
8:27 | 6:45/mi
24M
2:39:42
Rank: #2662 (+19)
23M → 24M
6:39 | 6:39/mi
40K· 24.85 mi
2:45:24
Rank: #2628 (+34)
24M → 40K
5:42 | 6:40/mi
25.2M
2:47:58
Rank: #2637 (-9)
40K → 25.2M
2:34 | 7:27/mi
Finish· 26.22 mi
2:54:16
Rank: #2533 (+104)
25.2M → Finish
6:18 | 6:11/mi

The Course

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Half Splits

1st Half· via Half⚖️ Balanced
Distance13.11 mi
Time1:26:44
Pace6:37 /mi
2nd Half⚖️ Balanced
Distance13.11 mi
Time1:27:32
Pace6:41 /mi
📊Even Split: Consistent pacing between halves

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:24:0420:546:4420:54
6:44
-
10K
6.21 mi10:44:3241:226:3920:28
6:35
-0:09
15K
9.32 mi11:04:551:01:456:3820:23
6:34
-0:01
20K
12.43 mi11:25:261:22:166:3720:31
6:36
+0:02
Half
13.11 mi11:29:541:26:446:374:28
6:33
-0:03
25K
15.53 mi11:45:521:42:426:3715:58
6:35
+0:02
30K
18.64 mi12:06:432:03:336:3820:51
6:43
+0:08
20M
20.00 mi12:15:452:12:356:389:02
6:39
-0:04
21M
21.00 mi12:22:562:19:466:397:11
7:11
+0:32
35K
21.75 mi12:27:462:24:366:394:50
6:28
-0:43
23M
23.00 mi12:36:132:33:036:398:27
6:45
+0:17
24M
24.00 mi12:42:522:39:426:396:39
6:39
-0:06
40K
24.85 mi12:48:342:45:246:395:42
6:40
+0:01
25.2M
25.20 mi12:51:082:47:586:402:34
7:27
+0:47
Finish
26.22 mi12:57:262:54:166:396:18
6:11
-1:16

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

6:11 /mi

Average Pace

6:39 /mi

Slowest Pace

7:27 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

11:08

6% of race

Time at Steady Pace

2:33:23

88% of race

Time at Slower Pace

9:45

6% of race

Average Pace: 6:39 /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 mi10:24:0420:546:4420:54
6:44
#3893
10K
6.21 mi10:44:3241:226:3920:28
6:35
#3580
15K
9.32 mi11:04:551:01:456:3820:23
6:34
#3383
20K
12.43 mi11:25:261:22:166:3720:31
6:36
#3213
Half
13.11 mi11:29:541:26:446:374:28
6:33
#3197
25K
15.53 mi11:45:521:42:426:3715:58
6:35
#3071
30K
18.64 mi12:06:432:03:336:3820:51
6:43
#2896
20M
20.00 mi12:15:452:12:356:389:02
6:39
#2804
21M
21.00 mi12:22:562:19:466:397:11
7:11
#2778
35K
21.75 mi12:27:462:24:366:394:50
6:28
#2739
23M
23.00 mi12:36:132:33:036:398:27
6:45
#2681
24M
24.00 mi12:42:522:39:426:396:39
6:39
#2662
40K
24.85 mi12:48:342:45:246:395:42
6:40
#2628
25.2M
25.20 mi12:51:082:47:586:402:34
7:27
#2637
Finish
26.22 mi12:57:262:54:166:396:18
6:11
#2533
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM18-39Seg. OverallSeg. MalesSeg. M18-39
5K3.11 mi3.11 mi3893365436542989(Top 11%)2853(Top 19%)2853(Top 54%)
10K6.21 mi3.10 mi3580+3133378+2763378+2763393(Top 13%)3222(Top 21%)3222(Top 61%)
15K9.32 mi3.11 mi3383+1973205+1733205+1732989(Top 11%)2853(Top 19%)2853(Top 54%)
20K12.43 mi3.11 mi3213+1703059+1463059+1462864(Top 11%)2732(Top 18%)2732(Top 52%)
Half13.11 mi0.68 mi3197+163043+163043+163036(Top 11%)2901(Top 19%)2901(Top 55%)
25K15.53 mi2.42 mi3071+1262928+1152928+1152618(Top 10%)2506(Top 17%)2506(Top 47%)
30K18.64 mi3.11 mi2896+1752770+1582770+1582457(Top 9%)2339(Top 15%)2339(Top 44%)
20M20.00 mi1.36 mi2804+922680+902680+902072(Top 8%)1976(Top 13%)1976(Top 37%)
21M21.00 mi1.00 mi2778+262656+242656+242980(Top 11%)2791(Top 18%)2791(Top 53%)
35K21.75 mi0.75 mi2739+392618+382618+382243(Top 8%)2130(Top 14%)2130(Top 40%)
23M23.00 mi1.25 mi2681+582562+562562+562384(Top 9%)2241(Top 15%)2241(Top 42%)
24M24.00 mi1.00 mi2662+192541+212541+212816(Top 11%)2617(Top 17%)2617(Top 50%)
40K24.85 mi0.85 mi2628+342509+322509+322186(Top 8%)2037(Top 13%)2037(Top 39%)
25.2M25.20 mi0.35 mi2637-92516-72516-73556(Top 13%)3184(Top 21%)3184(Top 60%)
Finish26.22 mi1.02 mi2533+1042416+1002416+1001225(Top 5%)1166(Top 8%)1166(Top 22%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 11%
×21stories
+97ft-345ft

Overall

2989

Males

2853

M18-39

2853

5K→10K

3.1 - 6.2 mi

Top 13%
×5stories
+79ft-138ft

Overall

3393

Males

3222

M18-39

3222

10K→15K

6.2 - 9.3 mi

Top 11%
×3stories
+67ft-78ft

Overall

2989

Males

2853

M18-39

2853

15K→20K

9.3 - 12.4 mi

Top 11%
×5stories
+106ft-86ft

Overall

2864

Males

2732

M18-39

2732

20K→Half

12.4 - 13.1 mi

Top 11%
×2stories
+19ft-37ft

Overall

3036

Males

2901

M18-39

2901

Half→25K

13.1 - 15.5 mi

Top 10%
×4stories
+66ft-88ft

Overall

2618

Males

2506

M18-39

2506

25K→30K

15.5 - 18.6 mi

Top 9%
×9stories
+181ft-148ft

Overall

2457

Males

2339

M18-39

2339

30K→20M

18.6 - 20.0 mi

Top 8%
×5stories
+64ft-50ft

Overall

2072

Males

1976

M18-39

1976

20M→21M

20.0 - 21.0 mi

Top 11%
×8stories
+106ft-24ft

Overall

2980

Males

2791

M18-39

2791

21M→35K

21.0 - 21.8 mi

Top 8%
×7stories
+17ft-86ft

Overall

2243

Males

2130

M18-39

2130

35K→23M

21.8 - 23.0 mi

Top 9%
×5stories
+23ft-63ft

Overall

2384

Males

2241

M18-39

2241

23M→24M

23.0 - 24.0 mi

Top 11%
×6stories
+12ft-82ft

Overall

2816

Males

2617

M18-39

2617

24M→40K

24.0 - 24.9 mi

Top 8%
×1story
+6ft-20ft

Overall

2186

Males

2037

M18-39

2037

40K→25.2M

24.9 - 25.2 mi

Top 13%
×1story
+13ft-16ft

Overall

3556

Males

3184

M18-39

3184

25.2M→Finish

25.2 - 26.2 mi

Top 5%
×2stories
+22ft-21ft

Overall

1225

Males

1166

M18-39

1166

Passing Analysis

Category:
Athletes Passed
1666
Passed By
306
Net Change
+1360
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#3893
5K → 10K40693+313#3893#3580
10K → 15K22528+197#3580#3383
15K → 20K19020+170#3383#3213
20K → Half2711+16#3213#3197
Half → 25K13812+126#3197#3071
25K → 30K18712+175#3071#2896
30K → 20M942+92#2896#2804
20M → 21M4923+26#2804#2778
21M → 35K5011+39#2778#2739
35K → 23M7719+58#2739#2681
23M → 24M5839+19#2681#2662
24M → 40K5016+34#2662#2628
40K → 25.2M918-9#2628#2637
25.2M → Finish1062+104#2637#2533
TOTALS1666306+1360
📊

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