Public Race Data

Boston Athletic Association

Boston Athletic Association

Mika Timing

Mika Timing

Jack Bazz

Bib: 3698MAge: N/A

CA

Boston Marathon logo
0:00
0:00
/ mi
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Overall
#0 / 29021
Gender (Male)
#0 / 16340
Age Group (M18-39)
#0 / 5723
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
21:44
3.11 mi
Rank: #8525
Start5K
21:44 | 7:00/mi
10K
44:06
6.21 mi
Rank: #9328 (-803)
5K10K
22:22 | 7:12/mi
15K
1:06:50
9.32 mi
Rank: #9873 (-545)
10K15K
22:44 | 7:20/mi
20K
1:30:44
12.43 mi
Rank: #10832 (-959)
15K20K
23:54 | 7:42/mi
HALF
1:35:56
13.11 mi
Rank: #11025 (-193)
20KHALF
5:12 | 7:38/mi
25K
1:55:42
15.53 mi
Rank: #11967 (-942)
HALF25K
19:46 | 8:10/mi
30K
2:40:01
18.64 mi
Rank: #19697 (-7730)
25K30K
44:19 | 14:16/mi
20M
2:58:38
20.00 mi
Rank: #21231 (-1534)
30K20M
18:37 | 13:43/mi
21M
3:11:11
21.00 mi
Rank: #21722 (-491)
20M21M
12:33 | 12:33/mi
35K
3:23:08
21.75 mi
Rank: #22609 (-887)
21M35K
11:57 | 15:59/mi
23M
3:36:47
23.00 mi
Rank: #22741 (-132)
35K23M
13:39 | 10:55/mi
24M
3:46:00
24.00 mi
Rank: #22630 (+111)
23M24M
9:13 | 9:13/mi
40K
3:55:36
24.85 mi
Rank: #22715 (-85)
24M40K
9:36 | 11:14/mi
25.2M
3:59:06
25.20 mi
Rank: #22672 (+43)
40K25.2M
3:30 | 10:09/mi
FINISH
4:08:05
26.22 mi
Rank: #22585 (+87)
25.2MFINISH
8:59 | 8:49/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
Time1:35:56
Pace7:20 /mi
2nd Half
Distance13.11 mi
Time2:32:09
Pace11:37 /mi
📊Positive Split: 58.6% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:23:2521:447:0021:44
7:00
-
10K
6.21 mi10:45:4744:067:0622:22
7:12
+0:12
15K
9.32 mi11:08:311:06:507:1122:44
7:20
+0:08
20K
12.43 mi11:32:251:30:447:1923:54
7:42
+0:22
HALF
13.11 mi11:37:371:35:567:205:12
7:38
-0:04
25K
15.53 mi11:57:231:55:427:2719:46
8:10
+0:32
30K
18.64 mi12:41:422:40:018:3644:19
14:16
+6:06
20M
20.00 mi13:00:192:58:388:5618:37
13:43
-0:33
21M
21.00 mi13:12:523:11:119:0712:33
12:33
-1:10
35K
21.75 mi13:24:493:23:089:2111:57
15:59
+3:26
23M
23.00 mi13:38:283:36:479:2613:39
10:55
-5:04
24M
24.00 mi13:47:413:46:009:269:13
9:13
-1:42
40K
24.85 mi13:57:173:55:369:299:36
11:14
+2:01
25.2M
25.20 mi14:00:473:59:069:303:30
10:09
-1:05
FINISH
26.22 mi14:09:464:08:059:298:59
8:49
-1:20

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

7:00 /mi

Average Pace

9:28 /mi

Slowest Pace

15:59 /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

1:35:56

39% of race

Time at Steady Pace

41:28

17% of race

Time at Slower Pace

1:50:41

45% of race

Average Pace: 9:28 /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 mi10:23:2521:447:0021:44
7:00
#8525
10K
6.21 mi10:45:4744:067:0622:22
7:12
#9328
15K
9.32 mi11:08:311:06:507:1122:44
7:20
#9873
20K
12.43 mi11:32:251:30:447:1923:54
7:42
#10832
HALF
13.11 mi11:37:371:35:567:205:12
7:38
#11025
25K
15.53 mi11:57:231:55:427:2719:46
8:10
#11967
30K
18.64 mi12:41:422:40:018:3644:19
14:16
#19697
20M
20.00 mi13:00:192:58:388:5618:37
13:43
#21231
21M
21.00 mi13:12:523:11:119:0712:33
12:33
#21722
35K
21.75 mi13:24:493:23:089:2111:57
15:59
#22609
23M
23.00 mi13:38:283:36:479:2613:39
10:55
#22741
24M
24.00 mi13:47:413:46:009:269:13
9:13
#22630
40K
24.85 mi13:57:173:55:369:299:36
11:14
#22715
25.2M
25.20 mi14:00:473:59:069:303:30
10:09
#22672
FINISH
26.22 mi14:09:464:08:059:298:59
8:49
#22585
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 mi85257258725811215(Top 39%)8586(Top 53%)8586(Top 150%)
10K6.21 mi3.10 mi9328-8037737-4797737-47910265(Top 35%)8199(Top 50%)8199(Top 143%)
15K9.32 mi3.11 mi9873-5457995-2587995-25811215(Top 39%)8586(Top 53%)8586(Top 150%)
20K12.43 mi3.11 mi10832-9598416-4218416-42113658(Top 47%)9588(Top 59%)9588(Top 168%)
HALF13.11 mi0.68 mi11025-1938502-868502-8614102(Top 49%)9861(Top 60%)9861(Top 172%)
25K15.53 mi2.42 mi11967-9428903-4018903-40116475(Top 57%)10717(Top 66%)10717(Top 187%)
30K18.64 mi3.11 mi19697-773012123-322012123-322028496(Top 98%)16099(Top 99%)16099(Top 281%)
20M20.00 mi1.36 mi21231-153412833-71012833-71027939(Top 96%)15830(Top 97%)15830(Top 277%)
21M21.00 mi1.00 mi21722-49113059-22613059-22625835(Top 89%)14793(Top 91%)14793(Top 258%)
35K21.75 mi0.75 mi22609-88713472-41313472-41328863(Top 99%)16244(Top 99%)16244(Top 284%)
23M23.00 mi1.25 mi22741-13213512-4013512-4024286(Top 84%)14002(Top 86%)14002(Top 245%)
24M24.00 mi1.00 mi22630+11113448+6413448+6420336(Top 70%)12047(Top 74%)12047(Top 211%)
40K24.85 mi0.85 mi22715-8513472-2413472-2424681(Top 85%)14112(Top 86%)14112(Top 247%)
25.2M25.20 mi0.35 mi22672+4313447+2513447+2519923(Top 69%)11830(Top 72%)11830(Top 207%)
FINISH26.22 mi1.02 mi22585+8713399+4813399+4819707(Top 68%)11708(Top 72%)11708(Top 205%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 39%
×21
+97ft-345ft

Overall

11215

Males

8586

M18-39

8586

5K→10K

3.1 - 6.2 mi

Top 35%
×5
+79ft-138ft

Overall

10265

Males

8199

M18-39

8199

10K→15K

6.2 - 9.3 mi

Top 39%
×3
+67ft-78ft

Overall

11215

Males

8586

M18-39

8586

15K→20K

9.3 - 12.4 mi

Top 47%
×5
+106ft-86ft

Overall

13658

Males

9588

M18-39

9588

20K→HALF

12.4 - 13.1 mi

Top 49%
×2
+19ft-37ft

Overall

14102

Males

9861

M18-39

9861

HALF→25K

13.1 - 15.5 mi

Top 57%
×4
+66ft-88ft

Overall

16475

Males

10717

M18-39

10717

25K→30K

15.5 - 18.6 mi

Top 98%
×9
+181ft-148ft

Overall

28496

Males

16099

M18-39

16099

30K→20M

18.6 - 20.0 mi

Top 96%
×5
+64ft-50ft

Overall

27939

Males

15830

M18-39

15830

20M→21M

20.0 - 21.0 mi

Top 89%
×8
+106ft-24ft

Overall

25835

Males

14793

M18-39

14793

21M→35K

21.0 - 21.8 mi

Top 99%
×7
+17ft-86ft

Overall

28863

Males

16244

M18-39

16244

35K→23M

21.8 - 23.0 mi

Top 84%
×5
+23ft-63ft

Overall

24286

Males

14002

M18-39

14002

23M→24M

23.0 - 24.0 mi

Top 70%
×6
+12ft-82ft

Overall

20336

Males

12047

M18-39

12047

24M→40K

24.0 - 24.9 mi

Top 85%
×1
+6ft-20ft

Overall

24681

Males

14112

M18-39

14112

40K→25.2M

24.9 - 25.2 mi

Top 69%
×1
+13ft-16ft

Overall

19923

Males

11830

M18-39

11830

25.2M→FINISH

25.2 - 26.2 mi

Top 68%
×2
+22ft-21ft

Overall

19707

Males

11708

M18-39

11708

Passing

Athletes you passed and who passed you throughout the race

Passing Analysis

Category:
Athletes Passed
469
Passed By
2091
Net Change
-14060
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#8525
5K10K42200-803#8525#9328
10K15K41200-545#9328#9873
15K20K25200-959#9873#10832
20KHALF9200-193#10832#11025
HALF25K21200-942#11025#11967
25K30K3200-7730#11967#19697
30K20M4200-1534#19697#21231
20M21M8200-491#21231#21722
21M35K1200-887#21722#22609
35K23M32164-132#22609#22741
23M24M1143+111#22741#22630
24M40K30115-85#22630#22715
40K25.2M485+43#22715#22672
25.2MFINISH914+87#22672#22585
TOTALS4692091-14060
📊

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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Qualifying & Age Grade

See how your performance stacks up against qualifying standards

OTQ

Olympic Trials Qualifying analysis available

Activity Data

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