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BOSTON MARATHON 2023

James Bembeneck

Bib: 3059•M

WI

0:00
0:00
/ mi
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Overall
#0 / 26622
Top 11%
Gender (Male)
#0 / 15176
Top 18%
Division (M18-39)
#0 / 5285
Top 40%
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
6:32/mi
20:18
↑ 97↓ 3451.5%
10K· 6.21 mi
6:24/mi
40:11
↑ 79↓ 1380.4%
15K· 9.32 mi
6:27/mi
1:00:13
↑ 67↓ 78
20K· 12.43 mi
6:30/mi
1:20:26
↑ 106↓ 860.1%
Half· 13.11 mi
6:28/mi
1:24:51
↑ 19↓ 370.5%
25K· 15.53 mi
6:33/mi
1:40:43
↑ 66↓ 880.2%
30K· 18.64 mi
6:49/mi
2:01:53
↑ 181↓ 1480.2%
20M
6:57/mi
2:11:19
↑ 64↓ 500.2%
21M
7:24/mi
2:18:43
↑ 106↓ 241.6%
35K· 21.75 mi
6:45/mi
2:23:46
↑ 17↓ 861.7%
23M
7:06/mi
2:32:39
↑ 23↓ 630.6%
24M
7:08/mi
2:39:47
↓ 821.3%
40K· 24.85 mi
7:13/mi
2:45:57
↓ 200.3%
25.2M
8:07/mi
2:48:45
↑ 13↓ 160.2%
Finish· 26.22 mi
7:10/mi
2:56:03
↑ 22↓ 21

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:24:51
Pace6:28 /mi
2nd Half
Distance13.11 mi
Time1:31:12
Pace6:57 /mi
📊Positive Split: 7.5% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:21:3520:186:3220:18
6:32
-
10K
6.21 mi10:41:2840:116:2819:53
6:24
-0:08
15K
9.32 mi11:01:301:00:136:2820:02
6:27
+0:03
20K
12.43 mi11:21:431:20:266:2820:13
6:30
+0:03
Half
13.11 mi11:26:081:24:516:284:25
6:28
-0:02
25K
15.53 mi11:42:001:40:436:2915:52
6:33
+0:05
30K
18.64 mi12:03:102:01:536:3221:10
6:49
+0:16
20M
20.00 mi12:12:362:11:196:349:26
6:57
+0:08
21M
21.00 mi12:20:002:18:436:367:24
7:24
+0:27
35K
21.75 mi12:25:032:23:466:375:03
6:45
-0:39
23M
23.00 mi12:33:562:32:396:388:53
7:06
+0:21
24M
24.00 mi12:41:042:39:476:397:08
7:08
+0:02
40K
24.85 mi12:47:142:45:576:416:10
7:13
+0:05
25.2M
25.20 mi12:50:022:48:456:422:48
8:07
+0:54
Finish
26.22 mi12:57:202:56:036:437:18
7:10
-0:57

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

6:24 /mi

Average Pace

6:43 /mi

Slowest Pace

8:07 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

1:40:43

57% of race

Time at Steady Pace

35:39

20% of race

Time at Slower Pace

39:41

23% of race

Average Pace: 6:43 /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 mi10:21:3520:186:3220:18
6:32
#2467
10K
6.21 mi10:41:2840:116:2819:53
6:24
#2319
15K
9.32 mi11:01:301:00:136:2820:02
6:27
#2321
20K
12.43 mi11:21:431:20:266:2820:13
6:30
#2310
Half
13.11 mi11:26:081:24:516:284:25
6:28
#2319
25K
15.53 mi11:42:001:40:436:2915:52
6:33
#2331
30K
18.64 mi12:03:102:01:536:3221:10
6:49
#2415
20M
20.00 mi12:12:362:11:196:349:26
6:57
#2455
21M
21.00 mi12:20:002:18:436:367:24
7:24
#2516
35K
21.75 mi12:25:032:23:466:375:03
6:45
#2521
23M
23.00 mi12:33:562:32:396:388:53
7:06
#2570
24M
24.00 mi12:41:042:39:476:397:08
7:08
#2698
40K
24.85 mi12:47:142:45:576:416:10
7:13
#2764
25.2M
25.20 mi12:50:022:48:456:422:48
8:07
#2828
Finish
26.22 mi12:57:202:56:036:437:18
7:10
#2937
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM18-39Seg. OverallSeg. MalesSeg. M18-39
5K3.11 mi3.11 mi2467235323532353(Top 9%)2259(Top 15%)2259(Top 43%)
10K6.21 mi3.10 mi2319+1482214+1392214+1392245(Top 8%)2148(Top 14%)2148(Top 41%)
15K9.32 mi3.11 mi2321-22223-92223-92353(Top 9%)2259(Top 15%)2259(Top 43%)
20K12.43 mi3.11 mi2310+112214+92214+92333(Top 9%)2236(Top 15%)2236(Top 42%)
Half13.11 mi0.68 mi2319-92223-92223-92638(Top 10%)2532(Top 17%)2532(Top 48%)
25K15.53 mi2.42 mi2331-122236-132236-132403(Top 9%)2302(Top 15%)2302(Top 44%)
30K18.64 mi3.11 mi2415-842314-782314-783058(Top 11%)2888(Top 19%)2888(Top 55%)
20M20.00 mi1.36 mi2455-402351-372351-373644(Top 14%)3396(Top 22%)3396(Top 64%)
21M21.00 mi1.00 mi2516-612409-582409-584098(Top 15%)3767(Top 25%)3767(Top 71%)
35K21.75 mi0.75 mi2521-52413-42413-43826(Top 14%)3520(Top 23%)3520(Top 67%)
23M23.00 mi1.25 mi2570-492457-442457-444264(Top 16%)3891(Top 26%)3891(Top 74%)
24M24.00 mi1.00 mi2698-1282574-1172574-1175338(Top 20%)4663(Top 31%)4663(Top 88%)
40K24.85 mi0.85 mi2764-662628-542628-544910(Top 18%)4277(Top 28%)4277(Top 81%)
25.2M25.20 mi0.35 mi2828-642688-602688-607069(Top 27%)5583(Top 37%)5583(Top 106%)
Finish26.22 mi1.02 mi2937-1092781-932781-936149(Top 23%)5022(Top 33%)5022(Top 95%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 9%
×21story building
+97ft-345ft

Overall

2353

Males

2259

M18-39

2259

5K→10K

3.1 - 6.2 mi

Top 8%
×5story building
+79ft-138ft

Overall

2245

Males

2148

M18-39

2148

10K→15K

6.2 - 9.3 mi

Top 9%
×3story building
+67ft-78ft

Overall

2353

Males

2259

M18-39

2259

15K→20K

9.3 - 12.4 mi

Top 9%
×5story building
+106ft-86ft

Overall

2333

Males

2236

M18-39

2236

20K→Half

12.4 - 13.1 mi

Top 10%
×2story building
+19ft-37ft

Overall

2638

Males

2532

M18-39

2532

Half→25K

13.1 - 15.5 mi

Top 9%
×4story building
+66ft-88ft

Overall

2403

Males

2302

M18-39

2302

25K→30K

15.5 - 18.6 mi

Top 11%
×9story building
+181ft-148ft

Overall

3058

Males

2888

M18-39

2888

30K→20M

18.6 - 20.0 mi

Top 14%
×5story building
+64ft-50ft

Overall

3644

Males

3396

M18-39

3396

20M→21M

20.0 - 21.0 mi

Top 15%
×8story building
+106ft-24ft

Overall

4098

Males

3767

M18-39

3767

21M→35K

21.0 - 21.8 mi

Top 14%
×7story building
+17ft-86ft

Overall

3826

Males

3520

M18-39

3520

35K→23M

21.8 - 23.0 mi

Top 16%
×5story building
+23ft-63ft

Overall

4264

Males

3891

M18-39

3891

23M→24M

23.0 - 24.0 mi

Top 20%
×6story building
+12ft-82ft

Overall

5338

Males

4663

M18-39

4663

24M→40K

24.0 - 24.9 mi

Top 18%
×1story
+6ft-20ft

Overall

4910

Males

4277

M18-39

4277

40K→25.2M

24.9 - 25.2 mi

Top 27%
×1story
+13ft-16ft

Overall

7069

Males

5583

M18-39

5583

25.2M→Finish

25.2 - 26.2 mi

Top 23%
×2story building
+22ft-21ft

Overall

6149

Males

5022

M18-39

5022

Passing Analysis

Category:
Athletes Passed
592
Passed By
1062
Net Change
-470
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#2467
5K → 10K21365+148#2467#2319
10K → 15K7779-2#2319#2321
15K → 20K6958+11#2321#2310
20K → Half514-9#2310#2319
Half → 25K4153-12#2319#2331
25K → 30K40124-84#2331#2415
30K → 20M2666-40#2415#2455
20M → 21M2182-61#2455#2516
21M → 35K1722-5#2516#2521
35K → 23M3483-49#2521#2570
23M → 24M12140-128#2570#2698
24M → 40K1884-66#2698#2764
40K → 25.2M569-64#2764#2828
25.2M → Finish14123-109#2828#2937
TOTALS5921062-470
📊

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