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BOSTON MARATHON 2026

Ki-Ok Kim

Bib: 25284•M

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0:00
0:00
/ mi
Masters
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Overall
#0 / 29021
Gender (Male)
#0 / 16340
Masters (Masters Men)
#0 / 10617
Age Group (M70-74)
#0 / 281
Top 49%
Race Day Weather
51°/41°F
overcast clouds

Race Timeline and Course Information

Your journey through the course with elevation, pacing, and checkpoint details

⏱️ Race Timeline

Watch your race unfold from start to finish

Start
0:00:00
Race begins
5K
28:03
3.11 mi
Rank: #22791
Start → 5K
28:03 | 9:02/mi
10K
56:29
6.21 mi
Rank: #23111 (-320)
5K → 10K
28:26 | 9:10/mi
15K
1:26:44
9.32 mi
Rank: #23933 (-822)
10K → 15K
30:15 | 9:45/mi
20K
1:56:23
12.43 mi
Rank: #23904 (+29)
15K → 20K
29:39 | 9:33/mi
HALF
2:02:14
13.11 mi
Rank: #23771 (+133)
20K → HALF
5:51 | 8:35/mi
25K
2:25:31
15.53 mi
Rank: #23673 (+98)
HALF → 25K
23:17 | 9:37/mi
30K
2:58:03
18.64 mi
Rank: #23774 (-101)
25K → 30K
32:32 | 10:29/mi
20M
3:12:25
20.00 mi
Rank: #23764 (+10)
30K → 20M
14:22 | 10:35/mi
21M
3:24:40
21.00 mi
Rank: #23893 (-129)
20M → 21M
12:15 | 12:15/mi
35K
3:34:15
21.75 mi
Rank: #24157 (-264)
21M → 35K
9:35 | 12:49/mi
23M
3:46:59
23.00 mi
Rank: #24023 (+134)
35K → 23M
12:44 | 10:11/mi
24M
3:55:51
24.00 mi
Rank: #23838 (+185)
23M → 24M
8:52 | 8:52/mi
40K
4:04:02
24.85 mi
Rank: #23723 (+115)
24M → 40K
8:11 | 9:35/mi
25.2M
4:07:37
25.20 mi
Rank: #23661 (+62)
40K → 25.2M
3:35 | 10:24/mi
FINISH
4:17:00
26.22 mi
Rank: #23573 (+88)
25.2M → FINISH
9:23 | 9:13/mi

Splits & Pacing

Detailed breakdown of your race performance at each timing point

Half Splits

1st HalfFaster
via HALF
Distance13.11 mi
Time2:02:14
Pace9:20 /mi
2nd Half
Distance13.11 mi
Time2:14:46
Pace10:17 /mi
📊Positive Split: 10.3% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:34:1228:039:0228:03
9:02
-
10K
6.21 mi12:02:3856:299:0628:26
9:10
+0:08
15K
9.32 mi12:32:531:26:449:1930:15
9:45
+0:35
20K
12.43 mi13:02:321:56:239:2229:39
9:33
-0:12
HALF
13.11 mi13:08:232:02:149:205:51
8:35
-0:58
25K
15.53 mi13:31:402:25:319:2323:17
9:37
+1:02
30K
18.64 mi14:04:122:58:039:3432:32
10:29
+0:52
20M
20.00 mi14:18:343:12:259:3814:22
10:35
+0:06
21M
21.00 mi14:30:493:24:409:4512:15
12:15
+1:40
35K
21.75 mi14:40:243:34:159:529:35
12:49
+0:34
23M
23.00 mi14:53:083:46:599:5312:44
10:11
-2:38
24M
24.00 mi15:02:003:55:519:508:52
8:52
-1:19
40K
24.85 mi15:10:114:04:029:508:11
9:35
+0:43
25.2M
25.20 mi15:13:464:07:379:503:35
10:24
+0:49
FINISH
26.22 mi15:23:094:17:009:499:23
9:13
-1:11

Checkpoint Splits Visualizations

Explore your race data through different visual perspectives. Scroll to discover each visualization.

📈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

8:35 /mi

Average Pace

9:49 /mi

Slowest Pace

12:49 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Bar length shows time spent in each segment. Colors mark your faster to slower segments, relative to your own pace.

Time at Faster Pace

42:46

17% of race

Time at Steady Pace

2:21:55

55% of race

Time at Slower Pace

1:12:19

28% of race

Average Pace: 9:48 /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

Enhanced split table showing pace trends through mini sparkline visualizations.

Overall Pace Trend

CheckpointDistanceTime of DayTimeAvg PaceSegmentPaceTrendRank
5K
3.11 mi11:34:1228:039:0228:03
9:02
#22791
10K
6.21 mi12:02:3856:299:0628:26
9:10
#23111
15K
9.32 mi12:32:531:26:449:1930:15
9:45
#23933
20K
12.43 mi13:02:321:56:239:2229:39
9:33
#23904
HALF
13.11 mi13:08:232:02:149:205:51
8:35
#23771
25K
15.53 mi13:31:402:25:319:2323:17
9:37
#23673
30K
18.64 mi14:04:122:58:039:3432:32
10:29
#23774
20M
20.00 mi14:18:343:12:259:3814:22
10:35
#23764
21M
21.00 mi14:30:493:24:409:4512:15
12:15
#23893
35K
21.75 mi14:40:243:34:159:529:35
12:49
#24157
23M
23.00 mi14:53:083:46:599:5312:44
10:11
#24023
24M
24.00 mi15:02:003:55:519:508:52
8:52
#23838
40K
24.85 mi15:10:114:04:029:508:11
9:35
#23723
25.2M
25.20 mi15:13:464:07:379:503:35
10:24
#23661
FINISH
26.22 mi15:23:094:17:009:499:23
9:13
#23573
Faster pace
Steady pace
Slower pace

Rankings

Your position at each checkpoint and how you ranked in each segment

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM70-74Seg. OverallSeg. MalesSeg. M70-74
5K3.11 mi3.11 mi22791136311363125049(Top 86%)14743(Top 90%)14743(Top 5247%)
10K6.21 mi3.10 mi23111-32013792-16113792-16123447(Top 81%)13979(Top 86%)13979(Top 4975%)
15K9.32 mi3.11 mi23933-82214216-42414216-42425049(Top 86%)14743(Top 90%)14743(Top 5247%)
20K12.43 mi3.11 mi23904+2914204+1214204+1223874(Top 82%)14154(Top 87%)14154(Top 5037%)
HALF13.11 mi0.68 mi23771+13314133+7114133+7120728(Top 71%)12676(Top 78%)12676(Top 4511%)
25K15.53 mi2.42 mi23673+9814072+6114072+6123297(Top 80%)13848(Top 85%)13848(Top 4928%)
30K18.64 mi3.11 mi23774-10114100-2814100-2824236(Top 84%)14170(Top 87%)14170(Top 5043%)
20M20.00 mi1.36 mi23764+1014071+2914071+2924030(Top 83%)14012(Top 86%)14012(Top 4986%)
21M21.00 mi1.00 mi23893-12914131-6014131-6025420(Top 88%)14603(Top 89%)14603(Top 5197%)
35K21.75 mi0.75 mi24157-26414256-12514256-12527543(Top 95%)15609(Top 96%)15609(Top 5555%)
23M23.00 mi1.25 mi24023+13414161+9514161+9522585(Top 78%)13206(Top 81%)13206(Top 4700%)
24M24.00 mi1.00 mi23838+18514066+9514066+9518859(Top 65%)11355(Top 69%)11355(Top 4041%)
40K24.85 mi0.85 mi23723+11513991+7513991+7520641(Top 71%)12173(Top 74%)12173(Top 4332%)
25.2M25.20 mi0.35 mi23661+6213954+3713954+3720729(Top 71%)12232(Top 75%)12232(Top 4353%)
FINISH26.22 mi1.02 mi23573+8813897+5713897+5721328(Top 73%)12518(Top 77%)12518(Top 4455%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 86%
×21
+97ft-345ft

Overall

25049

Males

14743

M70-74

14743

5K→10K

3.1 - 6.2 mi

Top 81%
×5
+79ft-138ft

Overall

23447

Males

13979

M70-74

13979

10K→15K

6.2 - 9.3 mi

Top 86%
×3
+67ft-78ft

Overall

25049

Males

14743

M70-74

14743

15K→20K

9.3 - 12.4 mi

Top 82%
×5
+106ft-86ft

Overall

23874

Males

14154

M70-74

14154

20K→HALF

12.4 - 13.1 mi

Top 71%
×2
+19ft-37ft

Overall

20728

Males

12676

M70-74

12676

HALF→25K

13.1 - 15.5 mi

Top 80%
×4
+66ft-88ft

Overall

23297

Males

13848

M70-74

13848

25K→30K

15.5 - 18.6 mi

Top 84%
×9
+181ft-148ft

Overall

24236

Males

14170

M70-74

14170

30K→20M

18.6 - 20.0 mi

Top 83%
×5
+64ft-50ft

Overall

24030

Males

14012

M70-74

14012

20M→21M

20.0 - 21.0 mi

Top 88%
×8
+106ft-24ft

Overall

25420

Males

14603

M70-74

14603

21M→35K

21.0 - 21.8 mi

Top 95%
×7
+17ft-86ft

Overall

27543

Males

15609

M70-74

15609

35K→23M

21.8 - 23.0 mi

Top 78%
×5
+23ft-63ft

Overall

22585

Males

13206

M70-74

13206

23M→24M

23.0 - 24.0 mi

Top 65%
×6
+12ft-82ft

Overall

18859

Males

11355

M70-74

11355

24M→40K

24.0 - 24.9 mi

Top 71%
×1
+6ft-20ft

Overall

20641

Males

12173

M70-74

12173

40K→25.2M

24.9 - 25.2 mi

Top 71%
×1
+13ft-16ft

Overall

20729

Males

12232

M70-74

12232

25.2M→FINISH

25.2 - 26.2 mi

Top 73%
×2
+22ft-21ft

Overall

21328

Males

12518

M70-74

12518

Passing

Athletes you passed and who passed you throughout the race

Passing Analysis

Category:
Athletes Passed
1418
Passed By
2200
Net Change
-782
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#22791
5K → 10K135455-320#22791#23111
10K → 15K22844-822#23111#23933
15K → 20K146117+29#23933#23904
20K → HALF1352+133#23904#23771
HALF → 25K15355+98#23771#23673
25K → 30K110211-101#23673#23774
30K → 20M7565+10#23774#23764
20M → 21M27156-129#23764#23893
21M → 35K3267-264#23893#24157
35K → 23M14410+134#24157#24023
23M → 24M1861+185#24023#23838
24M → 40K1150+115#23838#23723
40K → 25.2M642+62#23723#23661
25.2M → FINISH10315+88#23661#23573
TOTALS14182200-782
📊

Passing Analysis Visualizations

Explore your passing analysis through 5 different visualizations. Scroll to discover each one.

Time:
Category:

📈Position Graph

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🎨Heatmap Timeline

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🔄Passing Circle

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🌊Position Flow

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🏃Race Lanes

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Activity Data

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Public Race Data

Boston Athletic Association

Boston Athletic Association

Mika Timing

Mika Timing