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BOSTON MARATHON 2023

Hye Chang Rhim

Bib: 4296•M

MA

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

Start
0:00:00
Race begins
5K· 3.11 mi
20:40
Rank: #3247
Start → 5K
20:40 | 6:39/mi
10K· 6.21 mi
40:46
Rank: #2869 (+378)
5K → 10K
20:06 | 6:28/mi
15K· 9.32 mi
1:01:13
Rank: #2952 (-83)
10K → 15K
20:27 | 6:35/mi
20K· 12.43 mi
1:21:49
Rank: #2966 (-14)
15K → 20K
20:36 | 6:38/mi
Half· 13.11 mi
1:26:16
Rank: #2954 (+12)
20K → Half
4:27 | 6:31/mi
25K· 15.53 mi
1:42:34
Rank: #3019 (-65)
Half → 25K
16:18 | 6:43/mi
30K· 18.64 mi
2:04:16
Rank: #3170 (-151)
25K → 30K
21:42 | 6:59/mi
20M
2:13:46
Rank: #3199 (-29)
30K → 20M
9:30 | 6:59/mi
21M
2:21:14
Rank: #3267 (-68)
20M → 21M
7:28 | 7:28/mi
35K· 21.75 mi
2:26:14
Rank: #3263 (+4)
21M → 35K
5:00 | 6:41/mi
23M
2:35:03
Rank: #3282 (-19)
35K → 23M
8:49 | 7:03/mi
24M
2:41:54
Rank: #3286 (-4)
23M → 24M
6:51 | 6:51/mi
40K· 24.85 mi
2:48:01
Rank: #3344 (-58)
24M → 40K
6:07 | 7:09/mi
25.2M
2:50:43
Rank: #3379 (-35)
40K → 25.2M
2:42 | 7:50/mi
Finish· 26.22 mi
2:57:45
Rank: #3416 (-37)
25.2M → Finish
7:02 | 6:54/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:26:16
Pace6:35 /mi
2nd Half
Distance13.11 mi
Time1:31:29
Pace6:59 /mi
📊Positive Split: 6.0% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:22:2420:406:3920:40
6:39
-
10K
6.21 mi10:42:3040:466:3420:06
6:28
-0:11
15K
9.32 mi11:02:571:01:136:3420:27
6:35
+0:07
20K
12.43 mi11:23:331:21:496:3520:36
6:38
+0:03
Half
13.11 mi11:28:001:26:166:354:27
6:31
-0:07
25K
15.53 mi11:44:181:42:346:3616:18
6:43
+0:12
30K
18.64 mi12:06:002:04:166:4021:42
6:59
+0:16
20M
20.00 mi12:15:302:13:466:419:30
6:59
0:00
21M
21.00 mi12:22:582:21:146:447:28
7:28
+0:29
35K
21.75 mi12:27:582:26:146:435:00
6:41
-0:47
23M
23.00 mi12:36:472:35:036:448:49
7:03
+0:22
24M
24.00 mi12:43:382:41:546:456:51
6:51
-0:12
40K
24.85 mi12:49:452:48:016:466:07
7:09
+0:18
25.2M
25.20 mi12:52:272:50:436:462:42
7:50
+0:41
Finish
26.22 mi12:59:292:57:456:477:02
6:54
-0:56

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

6:28 /mi

Average Pace

6:47 /mi

Slowest Pace

7:50 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

1:26:16

49% of race

Time at Steady Pace

1:06:23

37% of race

Time at Slower Pace

25:06

14% 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 mi10:22:2420:406:3920:40
6:39
#3247
10K
6.21 mi10:42:3040:466:3420:06
6:28
#2869
15K
9.32 mi11:02:571:01:136:3420:27
6:35
#2952
20K
12.43 mi11:23:331:21:496:3520:36
6:38
#2966
Half
13.11 mi11:28:001:26:166:354:27
6:31
#2954
25K
15.53 mi11:44:181:42:346:3616:18
6:43
#3019
30K
18.64 mi12:06:002:04:166:4021:42
6:59
#3170
20M
20.00 mi12:15:302:13:466:419:30
6:59
#3199
21M
21.00 mi12:22:582:21:146:447:28
7:28
#3267
35K
21.75 mi12:27:582:26:146:435:00
6:41
#3263
23M
23.00 mi12:36:472:35:036:448:49
7:03
#3282
24M
24.00 mi12:43:382:41:546:456:51
6:51
#3286
40K
24.85 mi12:49:452:48:016:466:07
7:09
#3344
25.2M
25.20 mi12:52:272:50:436:462:42
7:50
#3379
Finish
26.22 mi12:59:292:57:456:477:02
6:54
#3416
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM18-39Seg. OverallSeg. MalesSeg. M18-39
5K3.11 mi3.11 mi3247306630663159(Top 12%)3008(Top 20%)3008(Top 57%)
10K6.21 mi3.10 mi2869+3782735+3312735+3312613(Top 10%)2499(Top 16%)2499(Top 47%)
15K9.32 mi3.11 mi2952-832815-802815-803159(Top 12%)3008(Top 20%)3008(Top 57%)
20K12.43 mi3.11 mi2966-142832-172832-173051(Top 11%)2906(Top 19%)2906(Top 55%)
Half13.11 mi0.68 mi2954+122821+112821+112954(Top 11%)2829(Top 19%)2829(Top 54%)
25K15.53 mi2.42 mi3019-652882-612882-613541(Top 13%)3346(Top 22%)3346(Top 63%)
30K18.64 mi3.11 mi3170-1513020-1383020-1384236(Top 16%)3946(Top 26%)3946(Top 75%)
20M20.00 mi1.36 mi3199-293040-203040-203954(Top 15%)3670(Top 24%)3670(Top 69%)
21M21.00 mi1.00 mi3267-683096-563096-564389(Top 16%)4003(Top 26%)4003(Top 76%)
35K21.75 mi0.75 mi3263+43090+63090+63449(Top 13%)3201(Top 21%)3201(Top 61%)
23M23.00 mi1.25 mi3282-193108-183108-183970(Top 15%)3651(Top 24%)3651(Top 69%)
24M24.00 mi1.00 mi3286-43112-43112-43916(Top 15%)3575(Top 24%)3575(Top 68%)
40K24.85 mi0.85 mi3344-583163-513163-514614(Top 17%)4065(Top 27%)4065(Top 77%)
25.2M25.20 mi0.35 mi3379-353191-283191-285446(Top 20%)4545(Top 30%)4545(Top 86%)
Finish26.22 mi1.02 mi3416-373220-293220-294605(Top 17%)3994(Top 26%)3994(Top 76%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 12%
×21stories
+97ft-345ft

Overall

3159

Males

3008

M18-39

3008

5K→10K

3.1 - 6.2 mi

Top 10%
×5stories
+79ft-138ft

Overall

2613

Males

2499

M18-39

2499

10K→15K

6.2 - 9.3 mi

Top 12%
×3stories
+67ft-78ft

Overall

3159

Males

3008

M18-39

3008

15K→20K

9.3 - 12.4 mi

Top 11%
×5stories
+106ft-86ft

Overall

3051

Males

2906

M18-39

2906

20K→Half

12.4 - 13.1 mi

Top 11%
×2stories
+19ft-37ft

Overall

2954

Males

2829

M18-39

2829

Half→25K

13.1 - 15.5 mi

Top 13%
×4stories
+66ft-88ft

Overall

3541

Males

3346

M18-39

3346

25K→30K

15.5 - 18.6 mi

Top 16%
×9stories
+181ft-148ft

Overall

4236

Males

3946

M18-39

3946

30K→20M

18.6 - 20.0 mi

Top 15%
×5stories
+64ft-50ft

Overall

3954

Males

3670

M18-39

3670

20M→21M

20.0 - 21.0 mi

Top 16%
×8stories
+106ft-24ft

Overall

4389

Males

4003

M18-39

4003

21M→35K

21.0 - 21.8 mi

Top 13%
×7stories
+17ft-86ft

Overall

3449

Males

3201

M18-39

3201

35K→23M

21.8 - 23.0 mi

Top 15%
×5stories
+23ft-63ft

Overall

3970

Males

3651

M18-39

3651

23M→24M

23.0 - 24.0 mi

Top 15%
×6stories
+12ft-82ft

Overall

3916

Males

3575

M18-39

3575

24M→40K

24.0 - 24.9 mi

Top 17%
×1story
+6ft-20ft

Overall

4614

Males

4065

M18-39

4065

40K→25.2M

24.9 - 25.2 mi

Top 20%
×1story
+13ft-16ft

Overall

5446

Males

4545

M18-39

4545

25.2M→Finish

25.2 - 26.2 mi

Top 17%
×2stories
+22ft-21ft

Overall

4605

Males

3994

M18-39

3994

Passing Analysis

Category:
Athletes Passed
937
Passed By
1106
Net Change
-169
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#3247
5K → 10K41638+378#3247#2869
10K → 15K68151-83#2869#2952
15K → 20K7387-14#2952#2966
20K → Half2412+12#2966#2954
Half → 25K40105-65#2954#3019
25K → 30K55206-151#3019#3170
30K → 20M4473-29#3170#3199
20M → 21M2492-68#3199#3267
21M → 35K3228+4#3267#3263
35K → 23M5069-19#3263#3282
23M → 24M3842-4#3282#3286
24M → 40K2078-58#3286#3344
40K → 25.2M1348-35#3344#3379
25.2M → Finish4077-37#3379#3416
TOTALS9371106-169
📊

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