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BOSTON MARATHON 2025

Andrew Kim

Bib: 10964•M

NY

0:00
0:00
/ mi
Masters
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Overall
#0 / 28404
Top 20%
Gender (Male)
#0 / 16105
Top 32%
Masters (Masters Men)
#0 / 10463
Top 18%
Division (M55-59)
#0 / 1648
Top 5%
Race Day Weather
50°/40°F
broken clouds

⏱️ 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
6:54/mi
21:26
↑ 97↓ 3451.5%
10K· 6.21 mi
6:49/mi
42:36
↑ 79↓ 1380.4%
15K· 9.32 mi
6:54/mi
1:04:01
↑ 67↓ 78
20K· 12.43 mi
6:55/mi
1:25:29
↑ 106↓ 860.1%
Half· 13.11 mi
6:37/mi
1:30:00
↑ 19↓ 370.5%
25K· 15.53 mi
6:58/mi
1:46:53
↑ 66↓ 880.2%
30K· 18.64 mi
7:14/mi
2:09:21
↑ 181↓ 1480.2%
20M
7:18/mi
2:19:16
↑ 64↓ 500.2%
21M
7:58/mi
2:27:14
↑ 106↓ 241.6%
35K· 21.75 mi
7:02/mi
2:32:30
↑ 17↓ 861.7%
23M
7:14/mi
2:41:33
↑ 23↓ 630.6%
24M
7:11/mi
2:48:44
↓ 821.3%
40K· 24.85 mi
7:16/mi
2:54:57
↓ 200.3%
25.2M
8:01/mi
2:57:43
↑ 13↓ 160.2%
Finish· 26.22 mi
7:09/mi
3:05:00
↑ 22↓ 21

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:30:00
Pace6:52 /mi
2nd Half
Distance13.11 mi
Time1:35:00
Pace7:15 /mi
📊Positive Split: 5.6% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:48:0221:266:5421:26
6:54
-
10K
6.21 mi11:09:1242:366:5121:10
6:49
-0:05
15K
9.32 mi11:30:371:04:016:5221:25
6:54
+0:05
20K
12.43 mi11:52:051:25:296:5321:28
6:55
+0:01
Half
13.11 mi11:56:361:30:006:524:31
6:37
-0:18
25K
15.53 mi12:13:291:46:536:5316:53
6:58
+0:21
30K
18.64 mi12:35:572:09:216:5622:28
7:14
+0:16
20M
20.00 mi12:45:522:19:166:589:55
7:18
+0:04
21M
21.00 mi12:53:502:27:147:017:58
7:58
+0:40
35K
21.75 mi12:59:062:32:307:015:16
7:02
-0:56
23M
23.00 mi13:08:092:41:337:019:03
7:14
+0:12
24M
24.00 mi13:15:202:48:447:027:11
7:11
-0:03
40K
24.85 mi13:21:332:54:577:026:13
7:16
+0:05
25.2M
25.20 mi13:24:192:57:437:032:46
8:01
+0:45
Finish
26.22 mi13:31:363:05:007:047:17
7:09
-0:52

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

6:37 /mi

Average Pace

7:04 /mi

Slowest Pace

8:01 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

1:30:00

49% of race

Time at Steady Pace

1:24:16

46% of race

Time at Slower Pace

10:44

6% of race

Average Pace: 7:03 /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 mi10:48:0221:266:5421:26
6:54
#7051
10K
6.21 mi11:09:1242:366:5121:10
6:49
#6790
15K
9.32 mi11:30:371:04:016:5221:25
6:54
#6813
20K
12.43 mi11:52:051:25:296:5321:28
6:55
#6662
Half
13.11 mi11:56:361:30:006:524:31
6:37
#6541
25K
15.53 mi12:13:291:46:536:5316:53
6:58
#6415
30K
18.64 mi12:35:572:09:216:5622:28
7:14
#6254
20M
20.00 mi12:45:522:19:166:589:55
7:18
#6157
21M
21.00 mi12:53:502:27:147:017:58
7:58
#6154
35K
21.75 mi12:59:062:32:307:015:16
7:02
#6100
23M
23.00 mi13:08:092:41:337:019:03
7:14
#5950
24M
24.00 mi13:15:202:48:447:027:11
7:11
#5881
40K
24.85 mi13:21:332:54:577:026:13
7:16
#5809
25.2M
25.20 mi13:24:192:57:437:032:46
8:01
#5780
Finish
26.22 mi13:31:363:05:007:047:17
7:09
#5756
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM55-59Seg. OverallSeg. MalesSeg. M55-59
5K3.11 mi3.11 mi7051633863386891(Top 24%)6167(Top 38%)6167(Top 374%)
10K6.21 mi3.10 mi6790+2616130+2086130+2086507(Top 23%)5884(Top 37%)5884(Top 357%)
15K9.32 mi3.11 mi6813-236132-26132-26891(Top 24%)6167(Top 38%)6167(Top 374%)
20K12.43 mi3.11 mi6662+1516012+1206012+1206255(Top 22%)5627(Top 35%)5627(Top 341%)
Half13.11 mi0.68 mi6541+1215907+1055907+1054572(Top 16%)4265(Top 26%)4265(Top 259%)
25K15.53 mi2.42 mi6415+1265799+1085799+1086057(Top 21%)5442(Top 34%)5442(Top 330%)
30K18.64 mi3.11 mi6254+1615637+1625637+1626059(Top 21%)5346(Top 33%)5346(Top 324%)
20M20.00 mi1.36 mi6157+975540+975540+975750(Top 20%)5011(Top 31%)5011(Top 304%)
21M21.00 mi1.00 mi6154+35527+135527+137130(Top 25%)5745(Top 36%)5745(Top 349%)
35K21.75 mi0.75 mi6100+545477+505477+505592(Top 20%)4780(Top 30%)4780(Top 290%)
23M23.00 mi1.25 mi5950+1505342+1355342+1355026(Top 18%)4333(Top 27%)4333(Top 263%)
24M24.00 mi1.00 mi5881+695271+715271+715692(Top 20%)4717(Top 29%)4717(Top 286%)
40K24.85 mi0.85 mi5809+725200+715200+715467(Top 19%)4527(Top 28%)4527(Top 275%)
25.2M25.20 mi0.35 mi5780+295169+315169+315983(Top 21%)4709(Top 29%)4709(Top 286%)
Finish26.22 mi1.02 mi5756+245134+355134+356660(Top 23%)5120(Top 32%)5120(Top 311%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 24%
×21story building
+97ft-345ft

Overall

6891

Males

6167

M55-59

6167

5K→10K

3.1 - 6.2 mi

Top 23%
×5story building
+79ft-138ft

Overall

6507

Males

5884

M55-59

5884

10K→15K

6.2 - 9.3 mi

Top 24%
×3story building
+67ft-78ft

Overall

6891

Males

6167

M55-59

6167

15K→20K

9.3 - 12.4 mi

Top 22%
×5story building
+106ft-86ft

Overall

6255

Males

5627

M55-59

5627

20K→Half

12.4 - 13.1 mi

Top 16%
×2story building
+19ft-37ft

Overall

4572

Males

4265

M55-59

4265

Half→25K

13.1 - 15.5 mi

Top 21%
×4story building
+66ft-88ft

Overall

6057

Males

5442

M55-59

5442

25K→30K

15.5 - 18.6 mi

Top 21%
×9story building
+181ft-148ft

Overall

6059

Males

5346

M55-59

5346

30K→20M

18.6 - 20.0 mi

Top 20%
×5story building
+64ft-50ft

Overall

5750

Males

5011

M55-59

5011

20M→21M

20.0 - 21.0 mi

Top 25%
×8story building
+106ft-24ft

Overall

7130

Males

5745

M55-59

5745

21M→35K

21.0 - 21.8 mi

Top 20%
×7story building
+17ft-86ft

Overall

5592

Males

4780

M55-59

4780

35K→23M

21.8 - 23.0 mi

Top 18%
×5story building
+23ft-63ft

Overall

5026

Males

4333

M55-59

4333

23M→24M

23.0 - 24.0 mi

Top 20%
×6story building
+12ft-82ft

Overall

5692

Males

4717

M55-59

4717

24M→40K

24.0 - 24.9 mi

Top 19%
×1story
+6ft-20ft

Overall

5467

Males

4527

M55-59

4527

40K→25.2M

24.9 - 25.2 mi

Top 21%
×1story
+13ft-16ft

Overall

5983

Males

4709

M55-59

4709

25.2M→Finish

25.2 - 26.2 mi

Top 23%
×2story building
+22ft-21ft

Overall

6660

Males

5120

M55-59

5120

Passing Analysis

Category:
Athletes Passed
1963
Passed By
668
Net Change
+1295
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#7051
5K → 10K33877+261#7051#6790
10K → 15K136159-23#6790#6813
15K → 20K21160+151#6813#6662
20K → Half1210+121#6662#6541
Half → 25K18559+126#6541#6415
25K → 30K24584+161#6415#6254
30K → 20M12932+97#6254#6157
20M → 21M7269+3#6157#6154
21M → 35K6511+54#6154#6100
35K → 23M16616+150#6100#5950
23M → 24M9021+69#5950#5881
24M → 40K9321+72#5881#5809
40K → 25.2M4920+29#5809#5780
25.2M → Finish6339+24#5780#5756
TOTALS1963668+1295
📊

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