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BOSTON MARATHON 2025

Lennart Rhee

Bib: 7884•M

0:00
0:00
/ mi
Masters
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Overall
#0 / 28404
Top 24%
Gender (Male)
#0 / 16105
Top 36%
Masters (Masters Men)
#0 / 10463
Top 23%
Division (M40-44)
#0 / 2247
Top 50%
Race Day Weather
50°/40°F
broken clouds

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
20:51
Rank: #5547
Start → 5K
20:51 | 6:43/mi
10K· 6.21 mi
42:19
Rank: #6405 (-858)
5K → 10K
21:28 | 6:55/mi
15K· 9.32 mi
1:03:57
Rank: #6765 (-360)
10K → 15K
21:38 | 6:58/mi
20K· 12.43 mi
1:25:55
Rank: #6920 (-155)
15K → 20K
21:58 | 7:04/mi
Half· 13.11 mi
1:30:39
Rank: #6942 (-22)
20K → Half
4:44 | 6:56/mi
25K· 15.53 mi
1:48:05
Rank: #6990 (-48)
Half → 25K
17:26 | 7:11/mi
30K· 18.64 mi
2:11:16
Rank: #6937 (+53)
25K → 30K
23:11 | 7:28/mi
20M
2:21:32
Rank: #6889 (+48)
30K → 20M
10:16 | 7:33/mi
21M
2:29:33
Rank: #6837 (+52)
20M → 21M
8:01 | 8:01/mi
35K· 21.75 mi
2:34:59
Rank: #6804 (+33)
21M → 35K
5:26 | 7:16/mi
23M
2:44:37
Rank: #6807 (-3)
35K → 23M
9:38 | 7:42/mi
24M
2:52:09
Rank: #6799 (+8)
23M → 24M
7:32 | 7:32/mi
40K· 24.85 mi
2:58:39
Rank: #6794 (+5)
24M → 40K
6:30 | 7:36/mi
25.2M
3:01:31
Rank: #6773 (+21)
40K → 25.2M
2:52 | 8:19/mi
Finish· 26.22 mi
3:09:02
Rank: #6783 (-10)
25.2M → Finish
7:31 | 7:23/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:30:39
Pace6:55 /mi
2nd Half
Distance13.11 mi
Time1:38:23
Pace7:30 /mi
📊Positive Split: 8.5% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:29:3820:516:4320:51
6:43
-
10K
6.21 mi10:51:0642:196:4921:28
6:55
+0:12
15K
9.32 mi11:12:441:03:576:5221:38
6:58
+0:03
20K
12.43 mi11:34:421:25:556:5521:58
7:04
+0:06
Half
13.11 mi11:39:261:30:396:554:44
6:56
-0:08
25K
15.53 mi11:56:521:48:056:5717:26
7:11
+0:15
30K
18.64 mi12:20:032:11:167:0323:11
7:28
+0:17
20M
20.00 mi12:30:192:21:327:0510:16
7:33
+0:05
21M
21.00 mi12:38:202:29:337:078:01
8:01
+0:28
35K
21.75 mi12:43:462:34:597:085:26
7:16
-0:45
23M
23.00 mi12:53:242:44:377:099:38
7:42
+0:26
24M
24.00 mi13:00:562:52:097:107:32
7:32
-0:10
40K
24.85 mi13:07:262:58:397:116:30
7:36
+0:04
25.2M
25.20 mi13:10:183:01:317:122:52
8:19
+0:43
Finish
26.22 mi13:17:493:09:027:137:31
7:23
-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

6:43 /mi

Average Pace

7:13 /mi

Slowest Pace

8:19 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

1:30:39

48% of race

Time at Steady Pace

1:11:22

38% of race

Time at Slower Pace

27:01

14% of race

Average Pace: 7:13 /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 mi10:29:3820:516:4320:51
6:43
#5547
10K
6.21 mi10:51:0642:196:4921:28
6:55
#6405
15K
9.32 mi11:12:441:03:576:5221:38
6:58
#6765
20K
12.43 mi11:34:421:25:556:5521:58
7:04
#6920
Half
13.11 mi11:39:261:30:396:554:44
6:56
#6942
25K
15.53 mi11:56:521:48:056:5717:26
7:11
#6990
30K
18.64 mi12:20:032:11:167:0323:11
7:28
#6937
20M
20.00 mi12:30:192:21:327:0510:16
7:33
#6889
21M
21.00 mi12:38:202:29:337:078:01
8:01
#6837
35K
21.75 mi12:43:462:34:597:085:26
7:16
#6804
23M
23.00 mi12:53:242:44:377:099:38
7:42
#6807
24M
24.00 mi13:00:562:52:097:107:32
7:32
#6799
40K
24.85 mi13:07:262:58:397:116:30
7:36
#6794
25.2M
25.20 mi13:10:183:01:317:122:52
8:19
#6773
Finish
26.22 mi13:17:493:09:027:137:31
7:23
#6783
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM40-44Seg. OverallSeg. MalesSeg. M40-44
5K3.11 mi3.11 mi5547513751377385(Top 26%)6536(Top 41%)6536(Top 291%)
10K6.21 mi3.10 mi6405-8585842-7055842-7057295(Top 26%)6504(Top 40%)6504(Top 289%)
15K9.32 mi3.11 mi6765-3606099-2576099-2577385(Top 26%)6536(Top 41%)6536(Top 291%)
20K12.43 mi3.11 mi6920-1556219-1206219-1207329(Top 26%)6445(Top 40%)6445(Top 287%)
Half13.11 mi0.68 mi6942-226231-126231-127142(Top 25%)6319(Top 39%)6319(Top 281%)
25K15.53 mi2.42 mi6990-486252-216252-217527(Top 26%)6457(Top 40%)6457(Top 287%)
30K18.64 mi3.11 mi6937+536162+906162+907471(Top 26%)6259(Top 39%)6259(Top 279%)
20M20.00 mi1.36 mi6889+486104+586104+587383(Top 26%)6065(Top 38%)6065(Top 270%)
21M21.00 mi1.00 mi6837+526035+696035+697417(Top 26%)5920(Top 37%)5920(Top 263%)
35K21.75 mi0.75 mi6804+336001+346001+346970(Top 25%)5680(Top 35%)5680(Top 253%)
23M23.00 mi1.25 mi6807-35964+375964+377845(Top 28%)6067(Top 38%)6067(Top 270%)
24M24.00 mi1.00 mi6799+85930+345930+347911(Top 28%)6055(Top 38%)6055(Top 269%)
40K24.85 mi0.85 mi6794+55899+315899+317418(Top 26%)5676(Top 35%)5676(Top 253%)
25.2M25.20 mi0.35 mi6773+215872+275872+277664(Top 27%)5723(Top 36%)5723(Top 255%)
Finish26.22 mi1.02 mi6783-105850+225850+228301(Top 29%)6077(Top 38%)6077(Top 270%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 26%
×21stories
+97ft-345ft

Overall

7385

Males

6536

M40-44

6536

5K→10K

3.1 - 6.2 mi

Top 26%
×5stories
+79ft-138ft

Overall

7295

Males

6504

M40-44

6504

10K→15K

6.2 - 9.3 mi

Top 26%
×3stories
+67ft-78ft

Overall

7385

Males

6536

M40-44

6536

15K→20K

9.3 - 12.4 mi

Top 26%
×5stories
+106ft-86ft

Overall

7329

Males

6445

M40-44

6445

20K→Half

12.4 - 13.1 mi

Top 25%
×2stories
+19ft-37ft

Overall

7142

Males

6319

M40-44

6319

Half→25K

13.1 - 15.5 mi

Top 26%
×4stories
+66ft-88ft

Overall

7527

Males

6457

M40-44

6457

25K→30K

15.5 - 18.6 mi

Top 26%
×9stories
+181ft-148ft

Overall

7471

Males

6259

M40-44

6259

30K→20M

18.6 - 20.0 mi

Top 26%
×5stories
+64ft-50ft

Overall

7383

Males

6065

M40-44

6065

20M→21M

20.0 - 21.0 mi

Top 26%
×8stories
+106ft-24ft

Overall

7417

Males

5920

M40-44

5920

21M→35K

21.0 - 21.8 mi

Top 25%
×7stories
+17ft-86ft

Overall

6970

Males

5680

M40-44

5680

35K→23M

21.8 - 23.0 mi

Top 28%
×5stories
+23ft-63ft

Overall

7845

Males

6067

M40-44

6067

23M→24M

23.0 - 24.0 mi

Top 28%
×6stories
+12ft-82ft

Overall

7911

Males

6055

M40-44

6055

24M→40K

24.0 - 24.9 mi

Top 26%
×1story
+6ft-20ft

Overall

7418

Males

5676

M40-44

5676

40K→25.2M

24.9 - 25.2 mi

Top 27%
×1story
+13ft-16ft

Overall

7664

Males

5723

M40-44

5723

25.2M→Finish

25.2 - 26.2 mi

Top 29%
×2stories
+22ft-21ft

Overall

8301

Males

6077

M40-44

6077

Passing Analysis

Category:
Athletes Passed
1114
Passed By
2350
Net Change
-1236
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#5547
5K → 10K26884-858#5547#6405
10K → 15K59419-360#6405#6765
15K → 20K83238-155#6765#6920
20K → Half1840-22#6920#6942
Half → 25K102150-48#6942#6990
25K → 30K197144+53#6990#6937
30K → 20M11870+48#6937#6889
20M → 21M11462+52#6889#6837
21M → 35K6027+33#6837#6804
35K → 23M9699-3#6804#6807
23M → 24M7769+8#6807#6799
24M → 40K6863+5#6799#6794
40K → 25.2M4322+21#6794#6773
25.2M → Finish5363-10#6773#6783
TOTALS11142350-1236
📊

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