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BOSTON MARATHON 2023

Andrew Berlin

PA

Bib: 1953 M

0:00
0:00
/ mi
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Overall
#0 / 26622
Top 13%
Gender (Male)
#0 / 15176
Top 21%
Division (M18-39)
#0 / 5285
Top 44%
Race Day Weather
49°/39°F
light intensity drizzle

⏱️ Race Timeline

Ribbon color based on
FasterSteadySlower· vs. your average pace
Start
0:00
Race begins
469 ft elev
5K· 3.11 mi
6:22/mi
19:47
↑ 97↓ 3451.5%
220 ft elev
10K· 6.21 mi
6:17/mi
39:17
↑ 79↓ 1380.4%
157 ft elev
15K· 9.32 mi
6:22/mi
59:04
↑ 67↓ 78
146 ft elev
20K· 12.43 mi
6:30/mi
1:19:16
↑ 106↓ 860.1%
165 ft elev
Half· 13.11 mi
6:27/mi
1:23:40
↑ 19↓ 370.5%
148 ft elev
25K· 15.53 mi
6:40/mi
1:39:50
↑ 66↓ 880.2%
127 ft elev
30K· 18.64 mi
6:50/mi
2:01:04
↑ 181↓ 1480.2%
138 ft elev
20M
6:50/mi
2:10:21
↑ 64↓ 500.2%
148 ft elev
21M
7:05/mi
2:17:26
↑ 106↓ 241.6%
227 ft elev
35K· 21.75 mi
8:49/mi
2:24:02
↑ 17↓ 861.7%
156 ft elev
23M
7:06/mi
2:32:56
↑ 23↓ 630.6%
116 ft elev
24M
6:56/mi
2:39:52
↓ 821.3%
34 ft elev
40K· 24.85 mi
7:24/mi
2:46:12
↓ 200.3%
20 ft elev
25.2M
11:10/mi
2:50:03
↑ 13↓ 160.2%
18 ft elev
Finish· 26.22 mi
7:32/mi
2:57:44
↑ 22↓ 21
17 ft elev
Course Elevation
7–469 ft
≈
×2stacked redwood trees
•▲ 890 ft climb · ▼ 1342 ft descent

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:23:40
Pace6:23 /mi
2nd Half
Distance13.11 mi
Time1:34:04
Pace7:11 /mi
📊Positive Split: 12.4% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:20:0819:476:2219:47
6:22
-
10K
6.21 mi10:39:3839:176:1919:30
6:17
-0:05
15K
9.32 mi10:59:2559:046:2019:47
6:22
+0:05
20K
12.43 mi11:19:371:19:166:2320:12
6:30
+0:08
Half
13.11 mi11:24:011:23:406:234:24
6:27
-0:03
25K
15.53 mi11:40:111:39:506:2616:10
6:40
+0:13
30K
18.64 mi12:01:252:01:046:3021:14
6:50
+0:10
20M
20.00 mi12:10:422:10:216:319:17
6:50
0:00
21M
21.00 mi12:17:472:17:266:337:05
7:05
+0:15
35K
21.75 mi12:24:232:24:026:376:36
8:49
+1:44
23M
23.00 mi12:33:172:32:566:398:54
7:06
-1:43
24M
24.00 mi12:40:132:39:526:406:56
6:56
-0:10
40K
24.85 mi12:46:332:46:126:416:20
7:24
+0:28
25.2M
25.20 mi12:50:242:50:036:453:51
11:10
+3:46
Finish
26.22 mi12:58:052:57:446:477:41
7:32
-3:38

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

6:17 /mi

Average Pace

6:47 /mi

Slowest Pace

11:10 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

0:00

0% of race

Time at Steady Pace

2:39:36

90% of race

Time at Slower Pace

18:08

10% of race

Average Pace: 6:47 /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 mi10:20:0819:476:2219:47
6:22
#1687
10K
6.21 mi10:39:3839:176:1919:30
6:17
#1657
15K
9.32 mi10:59:2559:046:2019:47
6:22
#1733
20K
12.43 mi11:19:371:19:166:2320:12
6:30
#1844
Half
13.11 mi11:24:011:23:406:234:24
6:27
#1862
25K
15.53 mi11:40:111:39:506:2616:10
6:40
#2034
30K
18.64 mi12:01:252:01:046:3021:14
6:50
#2206
20M
20.00 mi12:10:422:10:216:319:17
6:50
#2235
21M
21.00 mi12:17:472:17:266:337:05
7:05
#2235
35K
21.75 mi12:24:232:24:026:376:36
8:49
#2587
23M
23.00 mi12:33:172:32:566:398:54
7:06
#2649
24M
24.00 mi12:40:132:39:526:406:56
6:56
#2713
40K
24.85 mi12:46:332:46:126:416:20
7:24
#2829
25.2M
25.20 mi12:50:242:50:036:453:51
11:10
#3180
Finish
26.22 mi12:58:052:57:446:477:41
7:32
#3406
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM18-39Seg. OverallSeg. MalesSeg. M18-39
5K3.11 mi3.11 mi1687160816081953(Top 7%)1871(Top 12%)1871(Top 35%)
10K6.21 mi3.10 mi1657+301582+261582+261675(Top 6%)1601(Top 11%)1601(Top 30%)
15K9.32 mi3.11 mi1733-761656-741656-741953(Top 7%)1871(Top 12%)1871(Top 35%)
20K12.43 mi3.11 mi1844-1111765-1091765-1092300(Top 9%)2205(Top 15%)2205(Top 42%)
Half13.11 mi0.68 mi1862-181783-181783-182520(Top 9%)2419(Top 16%)2419(Top 46%)
25K15.53 mi2.42 mi2034-1721949-1661949-1663126(Top 12%)2981(Top 20%)2981(Top 56%)
30K18.64 mi3.11 mi2206-1722116-1672116-1673218(Top 12%)3033(Top 20%)3033(Top 57%)
20M20.00 mi1.36 mi2235-292144-282144-283026(Top 11%)2846(Top 19%)2846(Top 54%)
21M21.00 mi1.00 mi22352143+12143+12561(Top 10%)2419(Top 16%)2419(Top 46%)
35K21.75 mi0.75 mi2587-3522473-3302473-33016995(Top 64%)10687(Top 70%)10687(Top 202%)
23M23.00 mi1.25 mi2649-622532-592532-594321(Top 16%)3940(Top 26%)3940(Top 75%)
24M24.00 mi1.00 mi2713-642587-552587-554315(Top 16%)3907(Top 26%)3907(Top 74%)
40K24.85 mi0.85 mi2829-1162690-1032690-1036077(Top 23%)5051(Top 33%)5051(Top 96%)
25.2M25.20 mi0.35 mi3180-3513011-3213011-32120774(Top 78%)12274(Top 81%)12274(Top 232%)
Finish26.22 mi1.02 mi3406-2263210-1993210-1998792(Top 33%)6620(Top 44%)6620(Top 125%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 7%
×21story building
+97ft-345ft

Overall

1953

Males

1871

M18-39

1871

5K→10K

3.1 - 6.2 mi

Top 6%
×5story building
+79ft-138ft

Overall

1675

Males

1601

M18-39

1601

10K→15K

6.2 - 9.3 mi

Top 7%
×3story building
+67ft-78ft

Overall

1953

Males

1871

M18-39

1871

15K→20K

9.3 - 12.4 mi

Top 9%
×5story building
+106ft-86ft

Overall

2300

Males

2205

M18-39

2205

20K→Half

12.4 - 13.1 mi

Top 9%
×2story building
+19ft-37ft

Overall

2520

Males

2419

M18-39

2419

Half→25K

13.1 - 15.5 mi

Top 12%
×4story building
+66ft-88ft

Overall

3126

Males

2981

M18-39

2981

25K→30K

15.5 - 18.6 mi

Top 12%
×9story building
+181ft-148ft

Overall

3218

Males

3033

M18-39

3033

30K→20M

18.6 - 20.0 mi

Top 11%
×5story building
+64ft-50ft

Overall

3026

Males

2846

M18-39

2846

20M→21M

20.0 - 21.0 mi

Top 10%
×8story building
+106ft-24ft

Overall

2561

Males

2419

M18-39

2419

21M→35K

21.0 - 21.8 mi

Top 64%
×7story building
+17ft-86ft

Overall

16995

Males

10687

M18-39

10687

35K→23M

21.8 - 23.0 mi

Top 16%
×5story building
+23ft-63ft

Overall

4321

Males

3940

M18-39

3940

23M→24M

23.0 - 24.0 mi

Top 16%
×6story building
+12ft-82ft

Overall

4315

Males

3907

M18-39

3907

24M→40K

24.0 - 24.9 mi

Top 23%
×1story
+6ft-20ft

Overall

6077

Males

5051

M18-39

5051

40K→25.2M

24.9 - 25.2 mi

Top 78%
×1story
+13ft-16ft

Overall

20774

Males

12274

M18-39

12274

25.2M→Finish

25.2 - 26.2 mi

Top 33%
×2story building
+22ft-21ft

Overall

8792

Males

6620

M18-39

6620

Passing Analysis

Category:
Athletes Passed
336
Passed By
2055
Net Change
-1719
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#1687
5K → 10K10575+30#1687#1657
10K → 15K29105-76#1657#1733
15K → 20K24135-111#1733#1844
20K → Half422-18#1844#1862
Half → 25K14186-172#1862#2034
25K → 30K23195-172#2034#2206
30K → 20M2857-29#2206#2235
20M → 21M33330#2235#2235
21M → 35K1353-352#2235#2587
35K → 23M2789-62#2587#2649
23M → 24M2892-64#2649#2713
24M → 40K12128-116#2713#2829
40K → 25.2M0351-351#2829#3180
25.2M → Finish8234-226#3180#3406
TOTALS3362055-1719
📊

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