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Public Race Data

Boston Athletic Association

Boston Athletic Association

Mika Timing

Mika Timing
BOSTON MARATHON 2026

Blake Christofersen

Bib: 4273 β€’M β€’Age: N/A

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0:00
0:00
/ mi
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Overall
#0 / 29021
Top 8%
Gender (Male)
#0 / 16340
Top 13%
Age Group (M18-39)
#0 / 5723
Top 32%
Race Day Weather
51Β°/41Β°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
18:51
3.11 mi
Rank: #1459
Start β†’ 5K
18:51 | 6:05/mi
10K
37:47
6.21 mi
Rank: #1599 (-140)
5K β†’ 10K
18:56 | 6:06/mi
15K
56:52
9.32 mi
Rank: #1729 (-130)
10K β†’ 15K
19:05 | 6:09/mi
20K
1:16:14
12.43 mi
Rank: #1831 (-102)
15K β†’ 20K
19:22 | 6:15/mi
HALF
1:20:23
13.11 mi
Rank: #1829 (+2)
20K β†’ HALF
4:09 | 6:06/mi
25K
1:35:27
15.53 mi
Rank: #1827 (+2)
HALF β†’ 25K
15:04 | 6:13/mi
30K
1:55:24
18.64 mi
Rank: #1851 (-24)
25K β†’ 30K
19:57 | 6:26/mi
20M
2:04:18
20.00 mi
Rank: #1881 (-30)
30K β†’ 20M
8:54 | 6:34/mi
21M
2:11:21
21.00 mi
Rank: #1941 (-60)
20M β†’ 21M
7:03 | 7:03/mi
35K
2:16:11
21.75 mi
Rank: #1966 (-25)
21M β†’ 35K
4:50 | 6:28/mi
23M
2:24:44
23.00 mi
Rank: #2049 (-83)
35K β†’ 23M
8:33 | 6:50/mi
24M
2:31:20
24.00 mi
Rank: #2106 (-57)
23M β†’ 24M
6:36 | 6:36/mi
40K
2:37:10
24.85 mi
Rank: #2153 (-47)
24M β†’ 40K
5:50 | 6:50/mi
25.2M
2:39:44
25.20 mi
Rank: #2176 (-23)
40K β†’ 25.2M
2:34 | 7:27/mi
FINISH
2:46:27
26.22 mi
Rank: #2251 (-75)
25.2M β†’ FINISH
6:43 | 6:36/mi
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Splits & Pacing

Detailed breakdown of your race performance at each timing point

Half Splits

1st HalfFaster
via HALF
Distance13.11 mi
Time1:20:23
Pace6:08 /mi
2nd Half
Distance13.11 mi
Time1:26:04
Pace6:34 /mi
πŸ“ŠPositive Split: 7.1% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:21:4818:516:0518:51
6:05
-
10K
6.21 mi10:40:4437:476:0518:56
6:06
+0:01
15K
9.32 mi10:59:4956:526:0719:05
6:09
+0:03
20K
12.43 mi11:19:111:16:146:0919:22
6:15
+0:06
HALF
13.11 mi11:23:201:20:236:084:09
6:06
-0:09
25K
15.53 mi11:38:241:35:276:0915:04
6:13
+0:07
30K
18.64 mi11:58:211:55:246:1219:57
6:26
+0:13
20M
20.00 mi12:07:152:04:186:138:54
6:34
+0:08
21M
21.00 mi12:14:182:11:216:167:03
7:03
+0:29
35K
21.75 mi12:19:082:16:116:164:50
6:28
-0:35
23M
23.00 mi12:27:412:24:446:188:33
6:50
+0:22
24M
24.00 mi12:34:172:31:206:196:36
6:36
-0:14
40K
24.85 mi12:40:072:37:106:205:50
6:50
+0:14
25.2M
25.20 mi12:42:412:39:446:212:34
7:27
+0:37
FINISH
26.22 mi12:49:242:46:276:226:43
6:36
-0:51

Checkpoint Splits Visualizations

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

πŸ“ˆPace 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

6:05 /mi

Average Pace

6:21 /mi

Slowest Pace

7:27 /mi

Loading chart...
Fastest
Middle
Slowest
Average

πŸ“ŠSegments

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

1:35:27

57% of race

Time at Steady Pace

47:00

28% of race

Time at Slower Pace

24:00

14% of race

Average Pace: 6:21 /mi

Loading chart...
Faster pace (< avg)
Steady pace (β‰ˆ 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 mi10:21:4818:516:0518:51
6:05
#1459
10K
6.21 mi10:40:4437:476:0518:56
6:06
#1599
15K
9.32 mi10:59:4956:526:0719:05
6:09
#1729
20K
12.43 mi11:19:111:16:146:0919:22
6:15
#1831
HALF
13.11 mi11:23:201:20:236:084:09
6:06
#1829
25K
15.53 mi11:38:241:35:276:0915:04
6:13
#1827
30K
18.64 mi11:58:211:55:246:1219:57
6:26
#1851
20M
20.00 mi12:07:152:04:186:138:54
6:34
#1881
21M
21.00 mi12:14:182:11:216:167:03
7:03
#1941
35K
21.75 mi12:19:082:16:116:164:50
6:28
#1966
23M
23.00 mi12:27:412:24:446:188:33
6:50
#2049
24M
24.00 mi12:34:172:31:206:196:36
6:36
#2106
40K
24.85 mi12:40:072:37:106:205:50
6:50
#2153
25.2M
25.20 mi12:42:412:39:446:212:34
7:27
#2176
FINISH
26.22 mi12:49:242:46:276:226:43
6:36
#2251
Faster pace
Steady pace
Slower pace

Rankings

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

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM18-39Seg. OverallSeg. MalesSeg. M18-39
5K3.11 mi3.11 mi1459140214022007(Top 7%)1937(Top 12%)1937(Top 34%)
10K6.21 mi3.10 mi1599-1401539-1371539-1371790(Top 6%)1726(Top 11%)1726(Top 30%)
15K9.32 mi3.11 mi1729-1301667-1281667-1282007(Top 7%)1937(Top 12%)1937(Top 34%)
20K12.43 mi3.11 mi1831-1021763-961763-962202(Top 8%)2122(Top 13%)2122(Top 37%)
HALF13.11 mi0.68 mi1829+21761+21761+21910(Top 7%)1847(Top 11%)1847(Top 32%)
25K15.53 mi2.42 mi1827+21760+11760+11903(Top 7%)1835(Top 11%)1835(Top 32%)
30K18.64 mi3.11 mi1851-241783-231783-232191(Top 8%)2102(Top 13%)2102(Top 37%)
20M20.00 mi1.36 mi1881-301811-281811-282667(Top 9%)2519(Top 15%)2519(Top 44%)
21M21.00 mi1.00 mi1941-601868-571868-573707(Top 13%)3375(Top 21%)3375(Top 59%)
35K21.75 mi0.75 mi1966-251892-241892-243295(Top 11%)3055(Top 19%)3055(Top 53%)
23M23.00 mi1.25 mi2049-831971-791971-794267(Top 15%)3805(Top 23%)3805(Top 66%)
24M24.00 mi1.00 mi2106-572022-512022-513702(Top 13%)3330(Top 20%)3330(Top 58%)
40K24.85 mi0.85 mi2153-472067-452067-454304(Top 15%)3745(Top 23%)3745(Top 65%)
25.2M25.20 mi0.35 mi2176-232088-212088-214765(Top 16%)4026(Top 25%)4026(Top 70%)
FINISH26.22 mi1.02 mi2251-752157-692157-694670(Top 16%)3945(Top 24%)3945(Top 69%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 7%
Γ—21
+97ft-345ft

Overall

2007

Males

1937

M18-39

1937

5K→10K

3.1 - 6.2 mi

Top 6%
Γ—5
+79ft-138ft

Overall

1790

Males

1726

M18-39

1726

10K→15K

6.2 - 9.3 mi

Top 7%
Γ—3
+67ft-78ft

Overall

2007

Males

1937

M18-39

1937

15K→20K

9.3 - 12.4 mi

Top 8%
Γ—5
+106ft-86ft

Overall

2202

Males

2122

M18-39

2122

20K→HALF

12.4 - 13.1 mi

Top 7%
Γ—2
+19ft-37ft

Overall

1910

Males

1847

M18-39

1847

HALF→25K

13.1 - 15.5 mi

Top 7%
Γ—4
+66ft-88ft

Overall

1903

Males

1835

M18-39

1835

25K→30K

15.5 - 18.6 mi

Top 8%
Γ—9
+181ft-148ft

Overall

2191

Males

2102

M18-39

2102

30K→20M

18.6 - 20.0 mi

Top 9%
Γ—5
+64ft-50ft

Overall

2667

Males

2519

M18-39

2519

20M→21M

20.0 - 21.0 mi

Top 13%
Γ—8
+106ft-24ft

Overall

3707

Males

3375

M18-39

3375

21M→35K

21.0 - 21.8 mi

Top 11%
Γ—7
+17ft-86ft

Overall

3295

Males

3055

M18-39

3055

35K→23M

21.8 - 23.0 mi

Top 15%
Γ—5
+23ft-63ft

Overall

4267

Males

3805

M18-39

3805

23M→24M

23.0 - 24.0 mi

Top 13%
Γ—6
+12ft-82ft

Overall

3702

Males

3330

M18-39

3330

24M→40K

24.0 - 24.9 mi

Top 15%
Γ—1
+6ft-20ft

Overall

4304

Males

3745

M18-39

3745

40K→25.2M

24.9 - 25.2 mi

Top 16%
Γ—1
+13ft-16ft

Overall

4765

Males

4026

M18-39

4026

25.2M→FINISH

25.2 - 26.2 mi

Top 16%
Γ—2
+22ft-21ft

Overall

4670

Males

3945

M18-39

3945

Passing

Athletes you passed and who passed you throughout the race

Passing Analysis

Category:
Athletes Passed
319
Passed By
1111
Net Change
-792
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start β†’ 5K----#1459
5K β†’ 10K30170-140#1459#1599
10K β†’ 15K15145-130#1599#1729
15K β†’ 20K22124-102#1729#1831
20K β†’ HALF1210+2#1831#1829
HALF β†’ 25K4442+2#1829#1827
25K β†’ 30K5680-24#1827#1851
30K β†’ 20M3060-30#1851#1881
20M β†’ 21M1979-60#1881#1941
21M β†’ 35K1641-25#1941#1966
35K β†’ 23M17100-83#1966#2049
23M β†’ 24M1673-57#2049#2106
24M β†’ 40K2168-47#2106#2153
40K β†’ 25.2M831-23#2153#2176
25.2M β†’ FINISH1388-75#2176#2251
TOTALS3191111-792
πŸ“Š

Passing Analysis Visualizations

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

Time:
Category:

πŸ“ˆPosition Graph

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🎨Heatmap Timeline

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πŸ”„Passing Circle

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🌊Position Flow

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πŸƒRace Lanes

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Activity Data

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