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BOSTON MARATHON 2023

Junrong Ge

Bib: 32001•M

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

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
24:28
Rank: #13035
Start → 5K
24:28 | 7:53/mi
10K· 6.21 mi
49:27
Rank: #14059 (-1024)
5K → 10K
24:59 | 8:02/mi
15K· 9.32 mi
1:14:55
Rank: #14636 (-577)
10K → 15K
25:28 | 8:12/mi
20K· 12.43 mi
1:41:52
Rank: #15544 (-908)
15K → 20K
26:57 | 8:40/mi
Half· 13.11 mi
1:47:48
Rank: #15738 (-194)
20K → Half
5:56 | 8:42/mi
25K· 15.53 mi
2:10:04
Rank: #16559 (-821)
Half → 25K
22:16 | 9:11/mi
30K· 18.64 mi
2:41:30
Rank: #17737 (-1178)
25K → 30K
31:26 | 10:07/mi
20M
2:55:48
Rank: #18280 (-543)
30K → 20M
14:18 | 10:31/mi
21M
3:07:26
Rank: #18670 (-390)
20M → 21M
11:38 | 11:38/mi
35K· 21.75 mi
3:15:06
Rank: #18875 (-205)
21M → 35K
7:40 | 10:15/mi
23M
3:28:32
Rank: #19148 (-273)
35K → 23M
13:26 | 10:44/mi
24M
3:38:44
Rank: #19296 (-148)
23M → 24M
10:12 | 10:12/mi
40K· 24.85 mi
3:47:59
Rank: #19467 (-171)
24M → 40K
9:15 | 10:49/mi
25.2M
3:51:49
Rank: #19509 (-42)
40K → 25.2M
3:50 | 11:07/mi
Finish· 26.22 mi
4:02:38
Rank: #19704 (-195)
25.2M → Finish
10:49 | 10:37/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:47:48
Pace8:13 /mi
2nd Half
Distance13.11 mi
Time2:14:50
Pace10:17 /mi
📊Positive Split: 25.1% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:44:0424:287:5324:28
7:53
-
10K
6.21 mi12:09:0349:277:5724:59
8:02
+0:09
15K
9.32 mi12:34:311:14:558:0225:28
8:12
+0:10
20K
12.43 mi13:01:281:41:528:1226:57
8:40
+0:28
Half
13.11 mi13:07:241:47:488:135:56
8:42
+0:02
25K
15.53 mi13:29:402:10:048:2222:16
9:11
+0:29
30K
18.64 mi14:01:062:41:308:4031:26
10:07
+0:56
20M
20.00 mi14:15:242:55:488:4714:18
10:31
+0:24
21M
21.00 mi14:27:023:07:268:5611:38
11:38
+1:07
35K
21.75 mi14:34:423:15:068:587:40
10:15
-1:23
23M
23.00 mi14:48:083:28:329:0413:26
10:44
+0:29
24M
24.00 mi14:58:203:38:449:0710:12
10:12
-0:32
40K
24.85 mi15:07:353:47:599:109:15
10:49
+0:37
25.2M
25.20 mi15:11:253:51:499:123:50
11:07
+0:18
Finish
26.22 mi15:22:144:02:389:1610:49
10:37
-0:30

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

7:53 /mi

Average Pace

9:16 /mi

Slowest Pace

11:38 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:10:04

54% of race

Time at Steady Pace

1:27:51

36% of race

Time at Slower Pace

24:43

10% of race

Average Pace: 9:15 /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 mi11:44:0424:287:5324:28
7:53
#13035
10K
6.21 mi12:09:0349:277:5724:59
8:02
#14059
15K
9.32 mi12:34:311:14:558:0225:28
8:12
#14636
20K
12.43 mi13:01:281:41:528:1226:57
8:40
#15544
Half
13.11 mi13:07:241:47:488:135:56
8:42
#15738
25K
15.53 mi13:29:402:10:048:2222:16
9:11
#16559
30K
18.64 mi14:01:062:41:308:4031:26
10:07
#17737
20M
20.00 mi14:15:242:55:488:4714:18
10:31
#18280
21M
21.00 mi14:27:023:07:268:5611:38
11:38
#18670
35K
21.75 mi14:34:423:15:068:587:40
10:15
#18875
23M
23.00 mi14:48:083:28:329:0413:26
10:44
#19148
24M
24.00 mi14:58:203:38:449:0710:12
10:12
#19296
40K
24.85 mi15:07:353:47:599:109:15
10:49
#19467
25.2M
25.20 mi15:11:253:51:499:123:50
11:07
#19509
Finish
26.22 mi15:22:144:02:389:1610:49
10:37
#19704
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM18-39Seg. OverallSeg. MalesSeg. M18-39
5K3.11 mi3.11 mi130359558955815845(Top 60%)10634(Top 70%)10634(Top 201%)
10K6.21 mi3.10 mi14059-10249967-4099967-40915102(Top 57%)10360(Top 68%)10360(Top 196%)
15K9.32 mi3.11 mi14636-57710182-21510182-21515845(Top 60%)10634(Top 70%)10634(Top 201%)
20K12.43 mi3.11 mi15544-90810506-32410506-32417957(Top 67%)11451(Top 75%)11451(Top 217%)
Half13.11 mi0.68 mi15738-19410573-6710573-6718894(Top 71%)11859(Top 78%)11859(Top 224%)
25K15.53 mi2.42 mi16559-82110867-29410867-29419759(Top 74%)12175(Top 80%)12175(Top 230%)
30K18.64 mi3.11 mi17737-117811320-45311320-45321319(Top 80%)12769(Top 84%)12769(Top 242%)
20M20.00 mi1.36 mi18280-54311509-18911509-18921774(Top 82%)12892(Top 85%)12892(Top 244%)
21M21.00 mi1.00 mi18670-39011683-17411683-17422108(Top 83%)13028(Top 86%)13028(Top 247%)
35K21.75 mi0.75 mi18875-20511752-6911752-6921862(Top 82%)12865(Top 85%)12865(Top 243%)
23M23.00 mi1.25 mi19148-27311858-10611858-10621823(Top 82%)12822(Top 84%)12822(Top 243%)
24M24.00 mi1.00 mi19296-14811919-6111919-6121318(Top 80%)12558(Top 83%)12558(Top 238%)
40K24.85 mi0.85 mi19467-17111974-5511974-5521959(Top 82%)12806(Top 84%)12806(Top 242%)
25.2M25.20 mi0.35 mi19509-4211988-1411988-1420695(Top 78%)12246(Top 81%)12246(Top 232%)
Finish26.22 mi1.02 mi19704-19512065-7712065-7723228(Top 87%)13442(Top 89%)13442(Top 254%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 60%
×21stories
+97ft-345ft

Overall

15845

Males

10634

M18-39

10634

5K→10K

3.1 - 6.2 mi

Top 57%
×5stories
+79ft-138ft

Overall

15102

Males

10360

M18-39

10360

10K→15K

6.2 - 9.3 mi

Top 60%
×3stories
+67ft-78ft

Overall

15845

Males

10634

M18-39

10634

15K→20K

9.3 - 12.4 mi

Top 67%
×5stories
+106ft-86ft

Overall

17957

Males

11451

M18-39

11451

20K→Half

12.4 - 13.1 mi

Top 71%
×2stories
+19ft-37ft

Overall

18894

Males

11859

M18-39

11859

Half→25K

13.1 - 15.5 mi

Top 74%
×4stories
+66ft-88ft

Overall

19759

Males

12175

M18-39

12175

25K→30K

15.5 - 18.6 mi

Top 80%
×9stories
+181ft-148ft

Overall

21319

Males

12769

M18-39

12769

30K→20M

18.6 - 20.0 mi

Top 82%
×5stories
+64ft-50ft

Overall

21774

Males

12892

M18-39

12892

20M→21M

20.0 - 21.0 mi

Top 83%
×8stories
+106ft-24ft

Overall

22108

Males

13028

M18-39

13028

21M→35K

21.0 - 21.8 mi

Top 82%
×7stories
+17ft-86ft

Overall

21862

Males

12865

M18-39

12865

35K→23M

21.8 - 23.0 mi

Top 82%
×5stories
+23ft-63ft

Overall

21823

Males

12822

M18-39

12822

23M→24M

23.0 - 24.0 mi

Top 80%
×6stories
+12ft-82ft

Overall

21318

Males

12558

M18-39

12558

24M→40K

24.0 - 24.9 mi

Top 82%
×1story
+6ft-20ft

Overall

21959

Males

12806

M18-39

12806

40K→25.2M

24.9 - 25.2 mi

Top 78%
×1story
+13ft-16ft

Overall

20695

Males

12246

M18-39

12246

25.2M→Finish

25.2 - 26.2 mi

Top 87%
×2stories
+22ft-21ft

Overall

23228

Males

13442

M18-39

13442

Passing Analysis

Category:
Athletes Passed
320
Passed By
6989
Net Change
-6669
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#13035
5K → 10K411065-1024#13035#14059
10K → 15K67644-577#14059#14636
15K → 20K34942-908#14636#15544
20K → Half7201-194#15544#15738
Half → 25K23844-821#15738#16559
25K → 30K241202-1178#16559#17737
30K → 20M15558-543#17737#18280
20M → 21M12402-390#18280#18670
21M → 35K16221-205#18670#18875
35K → 23M22295-273#18875#19148
23M → 24M24172-148#19148#19296
24M → 40K18189-171#19296#19467
40K → 25.2M850-42#19467#19509
25.2M → Finish9204-195#19509#19704
TOTALS3206989-6669
📊

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