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BOSTON MARATHON 2023

Andrew Fleischer

Bib: 3582•M

CO

0:00
0:00
/ mi
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Overall
#0 / 26622
Top 7%
Gender (Male)
#0 / 15176
Top 12%
Division (M18-39)
#0 / 5285
Top 27%
Race Day Weather
49°/39°F
light intensity drizzle

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
19:06
Rank: #1011
Start → 5K
19:06 | 6:09/mi
10K· 6.21 mi
38:32
Rank: #1208 (-197)
5K → 10K
19:26 | 6:15/mi
15K· 9.32 mi
58:17
Rank: #1395 (-187)
10K → 15K
19:45 | 6:21/mi
20K· 12.43 mi
1:18:11
Rank: #1480 (-85)
15K → 20K
19:54 | 6:24/mi
Half· 13.11 mi
1:22:28
Rank: #1488 (-8)
20K → Half
4:17 | 6:17/mi
25K· 15.53 mi
1:37:56
Rank: #1510 (-22)
Half → 25K
15:28 | 6:23/mi
30K· 18.64 mi
1:58:13
Rank: #1507 (+3)
25K → 30K
20:17 | 6:32/mi
20M
2:07:18
Rank: #1544 (-37)
30K → 20M
9:05 | 6:41/mi
21M
2:14:23
Rank: #1570 (-26)
20M → 21M
7:05 | 7:05/mi
35K· 21.75 mi
2:19:18
Rank: #1594 (-24)
21M → 35K
4:55 | 6:34/mi
23M
2:27:50
Rank: #1630 (-36)
35K → 23M
8:32 | 6:49/mi
24M
2:34:42
Rank: #1696 (-66)
23M → 24M
6:52 | 6:52/mi
40K· 24.85 mi
2:40:49
Rank: #1751 (-55)
24M → 40K
6:07 | 7:09/mi
25.2M
2:43:24
Rank: #1778 (-27)
40K → 25.2M
2:35 | 7:29/mi
Finish· 26.22 mi
2:50:26
Rank: #1846 (-68)
25.2M → Finish
7:02 | 6:54/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:22:28
Pace6:17 /mi
2nd Half
Distance13.11 mi
Time1:27:58
Pace6:43 /mi
📊Positive Split: 6.7% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:19:4919:066:0919:06
6:09
-
10K
6.21 mi10:39:1538:326:1219:26
6:15
+0:06
15K
9.32 mi10:59:0058:176:1519:45
6:21
+0:06
20K
12.43 mi11:18:541:18:116:1719:54
6:24
+0:03
Half
13.11 mi11:23:111:22:286:174:17
6:17
-0:07
25K
15.53 mi11:38:391:37:566:1815:28
6:23
+0:06
30K
18.64 mi11:58:561:58:136:2120:17
6:32
+0:09
20M
20.00 mi12:08:012:07:186:229:05
6:41
+0:09
21M
21.00 mi12:15:062:14:236:247:05
7:05
+0:24
35K
21.75 mi12:20:012:19:186:244:55
6:34
-0:31
23M
23.00 mi12:28:332:27:506:268:32
6:49
+0:15
24M
24.00 mi12:35:252:34:426:276:52
6:52
+0:03
40K
24.85 mi12:41:322:40:496:286:07
7:09
+0:17
25.2M
25.20 mi12:44:072:43:246:292:35
7:29
+0:20
Finish
26.22 mi12:51:092:50:266:307:02
6:54
-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

6:09 /mi

Average Pace

6:30 /mi

Slowest Pace

7:29 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

1:02:34

37% of race

Time at Steady Pace

1:09:39

41% of race

Time at Slower Pace

38:13

22% of race

Average Pace: 6:30 /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 mi10:19:4919:066:0919:06
6:09
#1011
10K
6.21 mi10:39:1538:326:1219:26
6:15
#1208
15K
9.32 mi10:59:0058:176:1519:45
6:21
#1395
20K
12.43 mi11:18:541:18:116:1719:54
6:24
#1480
Half
13.11 mi11:23:111:22:286:174:17
6:17
#1488
25K
15.53 mi11:38:391:37:566:1815:28
6:23
#1510
30K
18.64 mi11:58:561:58:136:2120:17
6:32
#1507
20M
20.00 mi12:08:012:07:186:229:05
6:41
#1544
21M
21.00 mi12:15:062:14:236:247:05
7:05
#1570
35K
21.75 mi12:20:012:19:186:244:55
6:34
#1594
23M
23.00 mi12:28:332:27:506:268:32
6:49
#1630
24M
24.00 mi12:35:252:34:426:276:52
6:52
#1696
40K
24.85 mi12:41:322:40:496:286:07
7:09
#1751
25.2M
25.20 mi12:44:072:43:246:292:35
7:29
#1778
Finish
26.22 mi12:51:092:50:266:307:02
6:54
#1846
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM18-39Seg. OverallSeg. MalesSeg. M18-39
5K3.11 mi3.11 mi10119559551900(Top 7%)1820(Top 12%)1820(Top 34%)
10K6.21 mi3.10 mi1208-1971145-1901145-1901582(Top 6%)1512(Top 10%)1512(Top 29%)
15K9.32 mi3.11 mi1395-1871330-1851330-1851900(Top 7%)1820(Top 12%)1820(Top 34%)
20K12.43 mi3.11 mi1480-851413-831413-831817(Top 7%)1740(Top 11%)1740(Top 33%)
Half13.11 mi0.68 mi1488-81421-81421-81708(Top 6%)1638(Top 11%)1638(Top 31%)
25K15.53 mi2.42 mi1510-221442-211442-211643(Top 6%)1573(Top 10%)1573(Top 30%)
30K18.64 mi3.11 mi1507+31440+21440+21675(Top 6%)1602(Top 11%)1602(Top 30%)
20M20.00 mi1.36 mi1544-371474-341474-342187(Top 8%)2079(Top 14%)2079(Top 39%)
21M21.00 mi1.00 mi1570-261501-271501-272513(Top 9%)2371(Top 16%)2371(Top 45%)
35K21.75 mi0.75 mi1594-241524-231524-232779(Top 10%)2606(Top 17%)2606(Top 49%)
23M23.00 mi1.25 mi1630-361560-361560-362716(Top 10%)2542(Top 17%)2542(Top 48%)
24M24.00 mi1.00 mi1696-661623-631623-633974(Top 15%)3622(Top 24%)3622(Top 69%)
40K24.85 mi0.85 mi1751-551673-501673-504604(Top 17%)4055(Top 27%)4055(Top 77%)
25.2M25.20 mi0.35 mi1778-271699-261699-263754(Top 14%)3344(Top 22%)3344(Top 63%)
Finish26.22 mi1.02 mi1846-681764-651764-654593(Top 17%)3982(Top 26%)3982(Top 75%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 7%
×21stories
+97ft-345ft

Overall

1900

Males

1820

M18-39

1820

5K→10K

3.1 - 6.2 mi

Top 6%
×5stories
+79ft-138ft

Overall

1582

Males

1512

M18-39

1512

10K→15K

6.2 - 9.3 mi

Top 7%
×3stories
+67ft-78ft

Overall

1900

Males

1820

M18-39

1820

15K→20K

9.3 - 12.4 mi

Top 7%
×5stories
+106ft-86ft

Overall

1817

Males

1740

M18-39

1740

20K→Half

12.4 - 13.1 mi

Top 6%
×2stories
+19ft-37ft

Overall

1708

Males

1638

M18-39

1638

Half→25K

13.1 - 15.5 mi

Top 6%
×4stories
+66ft-88ft

Overall

1643

Males

1573

M18-39

1573

25K→30K

15.5 - 18.6 mi

Top 6%
×9stories
+181ft-148ft

Overall

1675

Males

1602

M18-39

1602

30K→20M

18.6 - 20.0 mi

Top 8%
×5stories
+64ft-50ft

Overall

2187

Males

2079

M18-39

2079

20M→21M

20.0 - 21.0 mi

Top 9%
×8stories
+106ft-24ft

Overall

2513

Males

2371

M18-39

2371

21M→35K

21.0 - 21.8 mi

Top 10%
×7stories
+17ft-86ft

Overall

2779

Males

2606

M18-39

2606

35K→23M

21.8 - 23.0 mi

Top 10%
×5stories
+23ft-63ft

Overall

2716

Males

2542

M18-39

2542

23M→24M

23.0 - 24.0 mi

Top 15%
×6stories
+12ft-82ft

Overall

3974

Males

3622

M18-39

3622

24M→40K

24.0 - 24.9 mi

Top 17%
×1story
+6ft-20ft

Overall

4604

Males

4055

M18-39

4055

40K→25.2M

24.9 - 25.2 mi

Top 14%
×1story
+13ft-16ft

Overall

3754

Males

3344

M18-39

3344

25.2M→Finish

25.2 - 26.2 mi

Top 17%
×2stories
+22ft-21ft

Overall

4593

Males

3982

M18-39

3982

Passing Analysis

Category:
Athletes Passed
218
Passed By
1053
Net Change
-835
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#1011
5K → 10K8205-197#1011#1208
10K → 15K7194-187#1208#1395
15K → 20K23108-85#1395#1480
20K → Half816-8#1480#1488
Half → 25K3355-22#1488#1510
25K → 30K5350+3#1510#1507
30K → 20M1552-37#1507#1544
20M → 21M1541-26#1544#1570
21M → 35K529-24#1570#1594
35K → 23M1450-36#1594#1630
23M → 24M672-66#1630#1696
24M → 40K1469-55#1696#1751
40K → 25.2M835-27#1751#1778
25.2M → Finish977-68#1778#1846
TOTALS2181053-835
📊

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